subprojects: Prepare for release

Which may happen due to insufficient privileges, stripped down
environments such as containers, etc.

.github/workflows/ci.yml

@@ -42,7 +42,9 @@ jobs:
         run: sudo security authorizationdb write system.privilege.taskport allow
       - name: Install gcc-multilib
         if: matrix.id == 'linux-x86'
-        run: sudo apt-get install gcc-multilib lib32stdc++-11-dev
+        run: |
+          sudo apt-get update
+          sudo apt-get install gcc-multilib lib32stdc++-11-dev
       - name: Build
         if: ${{ startsWith(matrix.id, 'windows-') }}
         run: |
@@ -87,7 +89,9 @@ jobs:
         with:
           submodules: recursive
       - name: Install toolchain
-        run: sudo apt-get install ${{ matrix.pkg }}
+        run: |
+          sudo apt-get update
+          sudo apt-get install ${{ matrix.pkg }}
       - name: Build
         run: |
           ./configure ${{ matrix.opts }} ${{ env.FRIDA_CORE_OPTIONS }}
@@ -177,6 +181,7 @@ jobs:
           tar -C /tmp/pkg -czf /tmp/runner.tar.gz .
       - name: Test on Corellium iOS device
         if: matrix.id == 'ios-arm64'
+        continue-on-error: true
         uses: frida/corellium-action@v4
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
@@ -192,6 +197,7 @@ jobs:
             ./frida-tests
       - name: Test on Corellium Android device
         if: matrix.id == 'android-arm64'
+        continue-on-error: true
         uses: frida/corellium-action@v4
         with:
           token: ${{ secrets.GITHUB_TOKEN }}

compat/build.py

@@ -432,7 +432,7 @@ def compile(privdir: Path, state: State):
                 path = Path(raw_path)
                 if not path.is_absolute():
                     path = Path(os.path.relpath(workdir / path, top_builddir))
-                input_entries.append(quote(path.as_posix()))
+                input_entries.append(escape_depfile_path(path.as_posix()))
             depfile_lines.append(f"{output_relpath}: {' '.join(input_entries)}")
 
     (state.builddir / DEPFILE_FILENAME).write_text("\n".join(depfile_lines), encoding="utf-8")
@@ -480,6 +480,10 @@ def option_should_be_forwarded(k: "OptionKey",
             return False
         if not str(v.value):
             return False
+        if not is_for_child and role == "subproject" and k.subproject in {"", our_project_id}:
+            if not coredata.BUILTIN_OPTIONS[k.as_root()].yielding:
+                return k.subproject == our_project_id
+            return True
 
     if k.module == "python":
         if k.name == "install_env" and v.value == "prefix":
@@ -519,10 +523,8 @@ def scrub_windows_devenv_dirs_from_path(raw_path: str, env: Mapping[str, str]) -
     return ";".join(clean_entries)
 
 
-def quote(path: str) -> str:
-    if " " not in path:
-        return path
-    return "\"" + path.replace ("\"", "\\\"") + "\""
+def escape_depfile_path(path: str) -> str:
+    return path.replace(" ", "\\ ")
 
 
 def query_releng_location(role: Role) -> Path:

lib/base/corefoundation.vala

@@ -0,0 +1,34 @@
+namespace Frida {
+	public class CFArray<T> {
+		private CoreFoundation.Array handle;
+
+		public static CFArray<T> wrap<T> (void * handle) {
+			return new CFArray<T> ((CoreFoundation.Array) handle);
+		}
+
+		private CFArray (CoreFoundation.Array handle) {
+			this.handle = handle;
+		}
+
+		public Iterator<T> iterator () {
+			return new Iterator<T> (handle);
+		}
+
+		public class Iterator<T> {
+			public CoreFoundation.Array handle;
+			private CoreFoundation.Index i = 0;
+			private CoreFoundation.Index length;
+
+			internal Iterator (CoreFoundation.Array arr) {
+				handle = arr;
+				length = arr.length;
+			}
+
+			public unowned T? next_value () {
+				if (i == length)
+					return null;
+				return handle[i++];
+			}
+		}
+	}
+}

lib/base/frida-darwin.c

@@ -0,0 +1,51 @@
+#include "frida-darwin.h"
+
+gpointer
+_frida_dispatch_retain (gpointer object)
+{
+  dispatch_retain (object);
+  return object;
+}
+
+void
+_frida_xpc_connection_set_event_handler (xpc_connection_t connection, FridaXpcHandler handler, gpointer user_data)
+{
+  xpc_connection_set_event_handler (connection, ^(xpc_object_t object)
+      {
+        handler (object, user_data);
+      });
+}
+
+void
+_frida_xpc_connection_send_message_with_reply (xpc_connection_t connection, xpc_object_t message, dispatch_queue_t replyq,
+    FridaXpcHandler handler, gpointer user_data, GDestroyNotify notify)
+{
+  xpc_connection_send_message_with_reply (connection, message, replyq, ^(xpc_object_t object)
+      {
+        handler (object, user_data);
+        if (notify != NULL)
+          notify (user_data);
+      });
+}
+
+gchar *
+_frida_xpc_object_to_string (xpc_object_t object)
+{
+  gchar * result;
+  char * str;
+
+  str = xpc_copy_description (object);
+  result = g_strdup (str);
+  free (str);
+
+  return result;
+}
+
+gboolean
+_frida_xpc_dictionary_apply (xpc_object_t dict, FridaXpcDictionaryApplier applier, gpointer user_data)
+{
+  return xpc_dictionary_apply (dict, ^bool (const char * key, xpc_object_t val)
+      {
+        return applier (key, val, user_data);
+      });
+}

lib/base/frida-darwin.h

@@ -0,0 +1,22 @@
+#ifndef __FRIDA_DARWIN_H__
+#define __FRIDA_DARWIN_H__
+
+#ifdef HAVE_MACOS
+
+#include <glib.h>
+#include <xpc/xpc.h>
+
+typedef void (* FridaXpcHandler) (xpc_object_t object, gpointer user_data);
+typedef gboolean (* FridaXpcDictionaryApplier) (const gchar * key, xpc_object_t val, gpointer user_data);
+
+gpointer _frida_dispatch_retain (gpointer object);
+
+void _frida_xpc_connection_set_event_handler (xpc_connection_t connection, FridaXpcHandler handler, gpointer user_data);
+void _frida_xpc_connection_send_message_with_reply (xpc_connection_t connection, xpc_object_t message, dispatch_queue_t replyq,
+    FridaXpcHandler handler, gpointer user_data, GDestroyNotify notify);
+gchar * _frida_xpc_object_to_string (xpc_object_t object);
+gboolean _frida_xpc_dictionary_apply (xpc_object_t dict, FridaXpcDictionaryApplier applier, gpointer user_data);
+
+#endif
+
+#endif

lib/base/meson.build

@@ -9,9 +9,22 @@ base_sources = [
   'socket.vala',
   'socket-glue.c',
   'buffer.vala',
+  'value.vala',
 ]
 
 extra_vala_args = []
+
+if host_os == 'macos'
+  base_sources += [
+    'xpc.vala',
+    'frida-darwin.c',
+  ]
+endif
+
+if host_os_family == 'darwin'
+  base_sources += 'corefoundation.vala'
+endif
+
 extra_deps = []
 if host_os_family != 'windows'
   extra_vala_args += '--pkg=gio-unix-2.0'
@@ -22,6 +35,13 @@ base_vala_args = [gum_vala_args, '--pkg=gio-2.0', '--pkg=json-glib-1.0']
 if nice_dep.found()
   base_vala_args += '--pkg=nice'
 endif
+if host_os_family == 'darwin'
+  base_vala_args += [
+    '--pkg=corefoundation',
+    '--pkg=darwin-gcd',
+    '--pkg=darwin-xpc',
+  ]
+endif
 
 base = static_library('frida-base-' + api_version, base_sources,
   c_args: frida_component_cflags,

lib/base/p2p.vala

@@ -774,25 +774,12 @@ namespace Frida {
 		protected extern void _handle_transport_packet (uint8[] data);
 
 		protected int _emit_transport_packet (uint8[] data) {
-			var v = OutputVector ();
-			v.buffer = data;
-			v.size = data.length;
-
-			OutputVector[] vectors = { v };
-
-			var m = OutputMessage ();
-			m.vectors = vectors;
-			m.num_vectors = vectors.length;
-
-			OutputMessage[] messages = { m };
-
 			try {
-				transport_socket.send_messages (messages, 0, 0, io_cancellable);
+				Udp.send (data, transport_socket, io_cancellable);
+				return 0;
 			} catch (GLib.Error e) {
 				return -1;
 			}
-
-			return 0;
 		}
 
 		protected void _on_sctp_socket_events_changed () {

lib/base/session.vala

@@ -2079,6 +2079,17 @@ namespace Frida {
 	}
 
 	namespace Numeric {
+		public uint int64_hash (int64? val) {
+			uint64 v = (uint64) val.abs ();
+			return (uint) ((v >> 32) ^ (v & 0xffffffffU));
+		}
+
+		public bool int64_equal (int64? val_a, int64? val_b) {
+			int64 a = val_a;
+			int64 b = val_b;
+			return a == b;
+		}
+
 		public uint uint64_hash (uint64? val) {
 			uint64 v = val;
 			return (uint) ((v >> 32) ^ (v & 0xffffffffU));

lib/base/socket.vala

@@ -44,6 +44,59 @@ namespace Frida {
 		public extern void enable_nodelay (Socket socket);
 	}
 
+	namespace Udp {
+		public size_t recv (uint8[] data, DatagramBased source, Cancellable? cancellable, out InetSocketAddress remote_address)
+				throws Error, IOError {
+			var v = InputVector ();
+			v.buffer = data;
+			v.size = data.length;
+
+			InputVector[] vectors = { v };
+
+			var m = InputMessage ();
+			remote_address = null;
+			m.address = &remote_address;
+			m.vectors = vectors;
+			m.num_vectors = vectors.length;
+
+			InputMessage[] messages = { m };
+
+			try {
+				source.receive_messages (messages, 0, 0, cancellable);
+			} catch (GLib.Error e) {
+				throw new Error.TRANSPORT ("%s", e.message);
+			}
+
+			return messages[0].bytes_received;
+		}
+
+		public void send (uint8[] data, DatagramBased sink, Cancellable? cancellable) throws Error, IOError {
+			send_to (data, null, sink, cancellable);
+		}
+
+		public void send_to (uint8[] data, InetSocketAddress? dest_addr, DatagramBased sink, Cancellable? cancellable)
+				throws Error, IOError {
+			var v = OutputVector ();
+			v.buffer = data;
+			v.size = data.length;
+
+			OutputVector[] vectors = { v };
+
+			var m = OutputMessage ();
+			m.address = dest_addr;
+			m.vectors = vectors;
+			m.num_vectors = vectors.length;
+
+			OutputMessage[] messages = { m };
+
+			try {
+				sink.send_messages (messages, 0, 0, cancellable);
+			} catch (GLib.Error e) {
+				throw new Error.TRANSPORT ("%s", e.message);
+			}
+		}
+	}
+
 	public class EndpointParameters : Object {
 		public string? address {
 			get;
@@ -99,11 +152,17 @@ namespace Frida {
 		var request = new StringBuilder.sized (256);
 		request.append ("GET /ws HTTP/1.1\r\n");
 		string protocol = (transport == TLS) ? "wss" : "ws";
-		string canonical_host = canonicalize_host (host);
-		string uri = protocol + "://" + canonical_host + "/ws";
-		var msg = new Soup.Message ("GET", uri);
+		NetworkAddress addr;
+		try {
+			addr = NetworkAddress.parse (host, 0);
+		} catch (GLib.Error e) {
+			throw new Error.INVALID_ARGUMENT ("%s", e.message);
+		}
+		uint16 port = addr.get_port ();
+		var uri = Uri.build (UriFlags.NONE, protocol, null, addr.get_hostname (), (port != 0) ? port : -1, "/ws", null, null);
+		var msg = new Soup.Message.from_uri ("GET", uri);
 		Soup.websocket_client_prepare_handshake (msg, origin, null, null);
-		msg.request_headers.replace ("Host", canonical_host);
+		msg.request_headers.replace ("Host", make_host_header_value (uri));
 		msg.request_headers.replace ("User-Agent", "Frida/" + _version_string ());
 		msg.request_headers.foreach ((name, val) => {
 			request.append (name + ": " + val + "\r\n");
@@ -167,13 +226,12 @@ namespace Frida {
 		return connection;
 	}
 
-	private string canonicalize_host (string raw_host) {
-		if (raw_host.has_suffix (":80") || raw_host.has_suffix (":443")) {
-			string[] tokens = raw_host.split (":", 2);
-			return tokens[0];
-		}
-
-		return raw_host;
+	private string make_host_header_value (Uri uri) {
+		unowned string host = uri.get_host ();
+		if (!Hostname.is_ip_address (host))
+			return host;
+		var inet_addr = new InetAddress.from_string (host);
+		return (inet_addr.get_family () == IPV6) ? @"[$host]" : host;
 	}
 
 	public class WebService : Object {
@@ -195,14 +253,20 @@ namespace Frida {
 			default = FAIL;
 		}
 
+		public DynamicInterfaceObserver? dynamic_interface_observer {
+			get;
+			construct;
+		}
+
 		public SocketAddress? listen_address {
 			get {
 				return _listen_address;
 			}
 		}
 
-		private Soup.Server? server;
+		private Soup.Server? main_server;
 		private SocketAddress? _listen_address;
+		private Gee.Map<string, Soup.Server> dynamic_interface_servers = new Gee.HashMap<string, Soup.Server> ();
 
 		private Cancellable io_cancellable = new Cancellable ();
 
@@ -210,11 +274,12 @@ namespace Frida {
 		private MainContext? dbus_context;
 
 		public WebService (EndpointParameters endpoint_params, WebServiceFlavor flavor,
-				PortConflictBehavior on_port_conflict = FAIL) {
+				PortConflictBehavior on_port_conflict = FAIL, DynamicInterfaceObserver? dynif_observer = null) {
 			Object (
 				endpoint_params: endpoint_params,
 				flavor: flavor,
-				on_port_conflict: on_port_conflict
+				on_port_conflict: on_port_conflict,
+				dynamic_interface_observer: dynif_observer
 			);
 		}
 
@@ -250,23 +315,11 @@ namespace Frida {
 		}
 
 		private async SocketAddress do_start (Cancellable? cancellable) throws Error, IOError {
-			server = (Soup.Server) Object.new (typeof (Soup.Server),
-				"tls-certificate", endpoint_params.certificate);
-
-			server.add_websocket_handler ("/ws", endpoint_params.origin, null, on_websocket_opened);
-
-			if (endpoint_params.asset_root != null)
-				server.add_handler (null, on_asset_request);
-
+			main_server = create_server ();
+			SocketAddress? first_effective_address = null;
 			SocketConnectable connectable = (flavor == CONTROL)
 				? parse_control_address (endpoint_params.address, endpoint_params.port)
 				: parse_cluster_address (endpoint_params.address, endpoint_params.port);
-
-			Soup.ServerListenOptions listen_options = (endpoint_params.certificate != null)
-				? Soup.ServerListenOptions.HTTPS
-				: 0;
-
-			SocketAddress? first_effective_address = null;
 			var enumerator = connectable.enumerate ();
 			while (true) {
 				SocketAddress? address;
@@ -281,29 +334,10 @@ namespace Frida {
 				SocketAddress? effective_address = null;
 				InetSocketAddress? inet_address = address as InetSocketAddress;
 				if (inet_address != null) {
-					uint16 start_port = inet_address.get_port ();
-					uint16 candidate_port = start_port;
-					do {
-						try {
-							server.listen (inet_address, listen_options);
-							effective_address = inet_address;
-						} catch (GLib.Error e) {
-							if (e is IOError.ADDRESS_IN_USE && on_port_conflict == PICK_NEXT) {
-								candidate_port++;
-								if (candidate_port == start_port)
-									throw new Error.ADDRESS_IN_USE ("Unable to bind to any port");
-								if (candidate_port == 0)
-									candidate_port = 1024;
-								inet_address = new InetSocketAddress (inet_address.get_address (),
-									candidate_port);
-							} else {
-								throw_listen_error (e);
-							}
-						}
-					} while (effective_address == null);
+					effective_address = listen_on_inet_address (inet_address, main_server);
 				} else {
 					try {
-						server.listen (address, listen_options);
+						main_server.listen (address, compute_listen_options ());
 						effective_address = address;
 					} catch (GLib.Error e) {
 						throw_listen_error (e);
@@ -317,9 +351,85 @@ namespace Frida {
 			if (first_effective_address == null)
 				throw new Error.NOT_SUPPORTED ("Unable to resolve listening address");
 
+			if (dynamic_interface_observer != null) {
+				dynamic_interface_observer.interface_attached.connect (on_dynamic_interface_attached);
+				dynamic_interface_observer.interface_detached.connect (on_dynamic_interface_detached);
+				dynamic_interface_observer.start ();
+			}
+
 			return first_effective_address;
 		}
 
+		private void on_dynamic_interface_attached (string name, InetAddress ip) {
+			uint16 port = endpoint_params.port;
+			if (port == 0)
+				port = (flavor == CONTROL) ? DEFAULT_CONTROL_PORT : DEFAULT_CLUSTER_PORT;
+
+			var server = create_server ();
+			try {
+				listen_on_inet_address (new InetSocketAddress (ip, port), server);
+			} catch (Error e) {
+				return;
+			}
+			dynamic_interface_servers[name] = server;
+		}
+
+		private void on_dynamic_interface_detached (string name, InetAddress ip) {
+			Soup.Server server;
+			if (dynamic_interface_servers.unset (name, out server))
+				destroy_server (server);
+		}
+
+		private Soup.Server create_server () {
+			var server = (Soup.Server) Object.new (typeof (Soup.Server),
+				"tls-certificate", endpoint_params.certificate);
+
+			server.add_websocket_handler ("/ws", endpoint_params.origin, null, on_websocket_opened);
+
+			if (endpoint_params.asset_root != null)
+				server.add_handler (null, on_asset_request);
+
+			return server;
+		}
+
+		private void destroy_server (Soup.Server server) {
+			if (endpoint_params.asset_root != null)
+				server.remove_handler ("/");
+			server.remove_handler ("/ws");
+
+			server.disconnect ();
+		}
+
+		private Soup.ServerListenOptions compute_listen_options () {
+			return (endpoint_params.certificate != null)
+				? Soup.ServerListenOptions.HTTPS
+				: 0;
+		}
+
+		private InetSocketAddress listen_on_inet_address (InetSocketAddress address, Soup.Server server) throws Error {
+			InetSocketAddress candidate_address = address;
+			uint16 start_port = address.get_port ();
+			uint16 candidate_port = start_port;
+			do {
+				try {
+					server.listen (candidate_address, compute_listen_options ());
+					return candidate_address;
+				} catch (GLib.Error e) {
+					if (e is IOError.ADDRESS_IN_USE && on_port_conflict == PICK_NEXT) {
+						candidate_port++;
+						if (candidate_port == start_port)
+							throw new Error.ADDRESS_IN_USE ("Unable to bind to any port");
+						if (candidate_port == 0)
+							candidate_port = 1024;
+						candidate_address = new InetSocketAddress (candidate_address.get_address (),
+							candidate_port);
+					} else {
+						throw_listen_error (e);
+					}
+				}
+			} while (true);
+		}
+
 		[NoReturn]
 		private static void throw_listen_error (GLib.Error e) throws Error {
 			if (e is IOError.ADDRESS_IN_USE)
@@ -341,14 +451,17 @@ namespace Frida {
 		}
 
 		private void do_stop () {
-			if (server == null)
-				return;
+			foreach (var server in dynamic_interface_servers.values)
+				destroy_server (server);
+			dynamic_interface_servers.clear ();
 
-			if (endpoint_params.asset_root != null)
-				server.remove_handler ("/");
-			server.remove_handler ("/ws");
+			if (dynamic_interface_observer != null) {
+				dynamic_interface_observer.interface_attached.disconnect (on_dynamic_interface_attached);
+				dynamic_interface_observer.interface_detached.disconnect (on_dynamic_interface_detached);
+			}
 
-			server.disconnect ();
+			if (main_server != null)
+				destroy_server (main_server);
 		}
 
 		private void on_websocket_opened (Soup.Server server, Soup.ServerMessage msg, string path,
@@ -662,6 +775,13 @@ namespace Frida {
 		PICK_NEXT
 	}
 
+	public interface DynamicInterfaceObserver : Object {
+		public signal void interface_attached (string name, InetAddress ip);
+		public signal void interface_detached (string name, InetAddress ip);
+
+		public abstract void start ();
+	}
+
 	public extern static unowned string _version_string ();
 
 	private class WebConnection : IOStream {

lib/base/value.vala

@@ -0,0 +1,386 @@
+namespace Frida {
+	public interface ObjectBuilder : Object {
+		public abstract unowned ObjectBuilder begin_dictionary ();
+		public abstract unowned ObjectBuilder set_member_name (string name);
+		public abstract unowned ObjectBuilder end_dictionary ();
+
+		public abstract unowned ObjectBuilder begin_array ();
+		public abstract unowned ObjectBuilder end_array ();
+
+		public abstract unowned ObjectBuilder add_null_value ();
+		public abstract unowned ObjectBuilder add_bool_value (bool val);
+		public abstract unowned ObjectBuilder add_int64_value (int64 val);
+		public abstract unowned ObjectBuilder add_uint64_value (uint64 val);
+		public abstract unowned ObjectBuilder add_data_value (Bytes val);
+		public abstract unowned ObjectBuilder add_string_value (string val);
+		public abstract unowned ObjectBuilder add_raw_value (Bytes val);
+
+		public abstract Bytes build ();
+	}
+
+	public interface ObjectReader : Object {
+		public abstract bool has_member (string name) throws Error;
+		public abstract unowned ObjectReader read_member (string name) throws Error;
+		public abstract unowned ObjectReader end_member ();
+
+		public abstract uint count_elements () throws Error;
+		public abstract unowned ObjectReader read_element (uint index) throws Error;
+		public abstract unowned ObjectReader end_element () throws Error;
+
+		public abstract bool get_bool_value () throws Error;
+		public abstract uint8 get_uint8_value () throws Error;
+		public abstract uint16 get_uint16_value () throws Error;
+		public abstract int64 get_int64_value () throws Error;
+		public abstract uint64 get_uint64_value () throws Error;
+		public abstract Bytes get_data_value () throws Error;
+		public abstract unowned string get_string_value () throws Error;
+		public abstract unowned string get_uuid_value () throws Error;
+	}
+
+	public class VariantReader : Object, ObjectReader {
+		public Variant root_object {
+			get {
+				return scopes.peek_head ().val;
+			}
+		}
+
+		public Variant current_object {
+			get {
+				return scopes.peek_tail ().val;
+			}
+		}
+
+		private Gee.Deque<Scope> scopes = new Gee.ArrayQueue<Scope> ();
+
+		public VariantReader (Variant v) {
+			push_scope (v);
+		}
+
+		public bool has_member (string name) throws Error {
+			var scope = peek_scope ();
+			if (scope.dict == null)
+				throw new Error.PROTOCOL ("Dictionary expected, but at %s", scope.val.print (true));
+			return scope.dict.contains (name);
+		}
+
+		public unowned ObjectReader read_member (string name) throws Error {
+			var scope = peek_scope ();
+			if (scope.dict == null)
+				throw new Error.PROTOCOL ("Dictionary expected, but at %s", scope.val.print (true));
+
+			Variant? v = scope.dict.lookup_value (name, null);
+			if (v == null)
+				throw new Error.PROTOCOL ("Key '%s' not found in dictionary: %s", name, scope.val.print (true));
+
+			push_scope (v);
+
+			return this;
+		}
+
+		public unowned ObjectReader end_member () {
+			pop_scope ();
+
+			return this;
+		}
+
+		public uint count_elements () throws Error {
+			var scope = peek_scope ();
+			scope.check_array ();
+			return (uint) scope.val.n_children ();
+		}
+
+		public unowned ObjectReader read_element (uint index) throws Error {
+			var scope = peek_scope ();
+			scope.check_array ();
+			push_scope (scope.val.get_child_value (index).get_variant ());
+
+			return this;
+		}
+
+		public unowned ObjectReader end_element () throws Error {
+			pop_scope ();
+
+			return this;
+		}
+
+		public bool get_bool_value () throws Error {
+			return peek_scope ().get_value (VariantType.BOOLEAN).get_boolean ();
+		}
+
+		public uint8 get_uint8_value () throws Error {
+			return peek_scope ().get_value (VariantType.BYTE).get_byte ();
+		}
+
+		public uint16 get_uint16_value () throws Error {
+			return peek_scope ().get_value (VariantType.UINT16).get_uint16 ();
+		}
+
+		public int64 get_int64_value () throws Error {
+			return peek_scope ().get_value (VariantType.INT64).get_int64 ();
+		}
+
+		public uint64 get_uint64_value () throws Error {
+			return peek_scope ().get_value (VariantType.UINT64).get_uint64 ();
+		}
+
+		public Bytes get_data_value () throws Error {
+			return peek_scope ().get_value (new VariantType.array (VariantType.BYTE)).get_data_as_bytes ();
+		}
+
+		public unowned string get_string_value () throws Error {
+			return peek_scope ().get_value (VariantType.STRING).get_string ();
+		}
+
+		public unowned string get_uuid_value () throws Error {
+			return peek_scope ().get_value (VariantType.STRING).get_string (); // TODO: Use a tuple to avoid ambiguity.
+		}
+
+		private void push_scope (Variant v) {
+			scopes.offer_tail (new Scope (v));
+		}
+
+		private Scope peek_scope () {
+			return scopes.peek_tail ();
+		}
+
+		private Scope pop_scope () {
+			return scopes.poll_tail ();
+		}
+
+		private class Scope {
+			public Variant val;
+			public VariantDict? dict;
+			public bool is_array = false;
+
+			public Scope (Variant v) {
+				val = v;
+
+				VariantType t = v.get_type ();
+				if (t.equal (VariantType.VARDICT))
+					dict = new VariantDict (v);
+				else if (t.is_subtype_of (VariantType.ARRAY))
+					is_array = true;
+			}
+
+			public Variant get_value (VariantType expected_type) throws Error {
+				if (!val.get_type ().equal (expected_type)) {
+					throw new Error.PROTOCOL ("Expected type '%s', got '%s'",
+						(string) expected_type.peek_string (),
+						(string) val.get_type ().peek_string ());
+				}
+
+				return val;
+			}
+
+			public void check_array () throws Error {
+				if (!is_array)
+					throw new Error.PROTOCOL ("Array expected, but at %s", val.print (true));
+			}
+		}
+	}
+
+	public class JsonObjectBuilder : Object, ObjectBuilder {
+		private Json.Builder builder = new Json.Builder ();
+		private Gee.Map<string, Bytes> raw_values = new Gee.HashMap<string, Bytes> ();
+
+		public unowned ObjectBuilder begin_dictionary () {
+			builder.begin_object ();
+			return this;
+		}
+
+		public unowned ObjectBuilder set_member_name (string name) {
+			builder.set_member_name (name);
+			return this;
+		}
+
+		public unowned ObjectBuilder end_dictionary () {
+			builder.end_object ();
+			return this;
+		}
+
+		public unowned ObjectBuilder begin_array () {
+			builder.begin_array ();
+			return this;
+		}
+
+		public unowned ObjectBuilder end_array () {
+			builder.end_array ();
+			return this;
+		}
+
+		public unowned ObjectBuilder add_null_value () {
+			builder.add_null_value ();
+			return this;
+		}
+
+		public unowned ObjectBuilder add_bool_value (bool val) {
+			builder.add_boolean_value (val);
+			return this;
+		}
+
+		public unowned ObjectBuilder add_int64_value (int64 val) {
+			builder.add_int_value (val);
+			return this;
+		}
+
+		public unowned ObjectBuilder add_uint64_value (uint64 val) {
+			builder.add_int_value ((int64) val);
+			return this;
+		}
+
+		public unowned ObjectBuilder add_data_value (Bytes val) {
+			builder.add_string_value (Base64.encode (val.get_data ()));
+			return this;
+		}
+
+		public unowned ObjectBuilder add_string_value (string val) {
+			builder.add_string_value (val);
+			return this;
+		}
+
+		public unowned ObjectBuilder add_raw_value (Bytes val) {
+			string uuid = Uuid.string_random ();
+			builder.add_string_value (uuid);
+			raw_values[uuid] = val;
+			return this;
+		}
+
+		public Bytes build () {
+			string json = Json.to_string (builder.get_root (), false);
+
+			foreach (var e in raw_values.entries) {
+				unowned string uuid = e.key;
+				Bytes val = e.value;
+
+				unowned string raw_str = (string) val.get_data ();
+				string str = raw_str[:(long) val.get_size ()];
+
+				json = json.replace ("\"" + uuid + "\"", str);
+			}
+
+			return new Bytes (json.data);
+		}
+	}
+
+	public class JsonObjectReader : Object, ObjectReader {
+		private Json.Reader reader;
+
+		public JsonObjectReader (string json) throws Error {
+			try {
+				reader = new Json.Reader (Json.from_string (json));
+			} catch (GLib.Error e) {
+				throw new Error.INVALID_ARGUMENT ("%s", e.message);
+			}
+		}
+
+		public bool has_member (string name) throws Error {
+			bool result = reader.read_member (name);
+			reader.end_member ();
+			return result;
+		}
+
+		public unowned ObjectReader read_member (string name) throws Error {
+			if (!reader.read_member (name))
+				throw_dict_access_error ();
+			return this;
+		}
+
+		public unowned ObjectReader end_member () {
+			reader.end_member ();
+			return this;
+		}
+
+		[NoReturn]
+		private void throw_dict_access_error () throws Error {
+			GLib.Error e = reader.get_error ();
+			reader.end_member ();
+			throw new Error.PROTOCOL ("%s", e.message);
+		}
+
+		public uint count_elements () throws Error {
+			int n = reader.count_elements ();
+			if (n == -1)
+				throw_array_access_error ();
+			return n;
+		}
+
+		public unowned ObjectReader read_element (uint index) throws Error {
+			if (!reader.read_element (index)) {
+				GLib.Error e = reader.get_error ();
+				reader.end_element ();
+				throw new Error.PROTOCOL ("%s", e.message);
+			}
+			return this;
+		}
+
+		public unowned ObjectReader end_element () throws Error {
+			reader.end_element ();
+			return this;
+		}
+
+		[NoReturn]
+		private void throw_array_access_error () throws Error {
+			GLib.Error e = reader.get_error ();
+			reader.end_element ();
+			throw new Error.PROTOCOL ("%s", e.message);
+		}
+
+		public bool get_bool_value () throws Error {
+			bool v = reader.get_boolean_value ();
+			if (!v)
+				maybe_throw_value_access_error ();
+			return v;
+		}
+
+		public uint8 get_uint8_value () throws Error {
+			int64 v = get_int64_value ();
+			if (v < 0 || v > uint8.MAX)
+				throw new Error.PROTOCOL ("Invalid uint8");
+			return (uint8) v;
+		}
+
+		public uint16 get_uint16_value () throws Error {
+			int64 v = get_int64_value ();
+			if (v < 0 || v > uint16.MAX)
+				throw new Error.PROTOCOL ("Invalid uint16");
+			return (uint16) v;
+		}
+
+		public int64 get_int64_value () throws Error {
+			int64 v = reader.get_int_value ();
+			if (v == 0)
+				maybe_throw_value_access_error ();
+			return v;
+		}
+
+		public uint64 get_uint64_value () throws Error {
+			int64 v = get_int64_value ();
+			if (v < 0)
+				throw new Error.PROTOCOL ("Invalid uint64");
+			return v;
+		}
+
+		public Bytes get_data_value () throws Error {
+			return new Bytes (Base64.decode (get_string_value ()));
+		}
+
+		public unowned string get_string_value () throws Error {
+			unowned string? v = reader.get_string_value ();
+			if (v == null)
+				maybe_throw_value_access_error ();
+			return v;
+		}
+
+		public unowned string get_uuid_value () throws Error {
+			return get_string_value ();
+		}
+
+		private void maybe_throw_value_access_error () throws Error {
+			GLib.Error? e = reader.get_error ();
+			if (e == null)
+				return;
+			reader.end_member ();
+			throw new Error.PROTOCOL ("%s", e.message);
+		}
+	}
+}

lib/base/xpc.vala

@@ -0,0 +1,251 @@
+namespace Frida {
+	public class XpcClient : Object {
+		public signal void message (Darwin.Xpc.Object obj);
+
+		public State state {
+			get {
+				return _state;
+			}
+		}
+
+		public Darwin.Xpc.Connection connection {
+			get;
+			construct;
+		}
+
+		public Darwin.GCD.DispatchQueue queue {
+			get;
+			construct;
+		}
+
+		private State _state;
+		private string? close_reason;
+		private MainContext main_context;
+
+		public enum State {
+			OPEN,
+			CLOSING,
+			CLOSED,
+		}
+
+		public static XpcClient make_for_mach_service (string name, Darwin.GCD.DispatchQueue queue) {
+			return new XpcClient (Darwin.Xpc.Connection.create_mach_service (name, queue, 0), queue);
+		}
+
+		public XpcClient (Darwin.Xpc.Connection connection, Darwin.GCD.DispatchQueue queue) {
+			Object (connection: connection, queue: queue);
+		}
+
+		construct {
+			main_context = MainContext.ref_thread_default ();
+
+			connection.set_event_handler (on_event);
+			connection.activate ();
+		}
+
+		public override void dispose () {
+			if (close_reason != null) {
+				change_state (CLOSED);
+			} else {
+				change_state (CLOSING);
+				this.ref ();
+				connection.cancel ();
+			}
+
+			base.dispose ();
+		}
+
+		public async Darwin.Xpc.Object request (Darwin.Xpc.Object message, Cancellable? cancellable) throws Error, IOError {
+			Darwin.Xpc.Object? reply = null;
+			connection.send_message_with_reply (message, queue, r => {
+				schedule_on_frida_thread (() => {
+					reply = r;
+					request.callback ();
+					return Source.REMOVE;
+				});
+			});
+
+			yield;
+
+			if (reply.type == Darwin.Xpc.Error.TYPE) {
+				var e = (Darwin.Xpc.Error) reply;
+				throw new Error.NOT_SUPPORTED ("%s", e.get_string (Darwin.Xpc.Error.KEY_DESCRIPTION));
+			}
+
+			return reply;
+		}
+
+		public void post (Darwin.Xpc.Object message) throws Error, IOError {
+			connection.send_message (message);
+		}
+
+		private void change_state (State new_state) {
+			_state = new_state;
+			notify_property ("state");
+		}
+
+		private void on_event (Darwin.Xpc.Object obj) {
+			schedule_on_frida_thread (() => {
+				if (obj.type == Darwin.Xpc.Error.TYPE) {
+					var e = (Darwin.Xpc.Error) obj;
+					close_reason = e.get_string (Darwin.Xpc.Error.KEY_DESCRIPTION);
+					switch (state) {
+						case OPEN:
+							change_state (CLOSED);
+							break;
+						case CLOSING:
+							change_state (CLOSED);
+							unref ();
+							break;
+						case CLOSED:
+							assert_not_reached ();
+					}
+				} else {
+					message (obj);
+				}
+				return Source.REMOVE;
+			});
+		}
+
+		private void schedule_on_frida_thread (owned SourceFunc function) {
+			var source = new IdleSource ();
+			source.set_callback ((owned) function);
+			source.attach (main_context);
+		}
+	}
+
+	public class XpcObjectReader {
+		public Darwin.Xpc.Object root_object {
+			get {
+				return scopes.peek_head ().object;
+			}
+		}
+
+		public Darwin.Xpc.Object current_object {
+			get {
+				return scopes.peek_tail ().object;
+			}
+		}
+
+		private Gee.Deque<Scope> scopes = new Gee.ArrayQueue<Scope> ();
+
+		public XpcObjectReader (Darwin.Xpc.Object obj) {
+			push_scope (obj);
+		}
+
+		public bool has_member (string name) throws Error {
+			return peek_scope ().get_dictionary ().get_value (name) != null;
+		}
+
+		public bool try_read_member (string name) throws Error {
+			var scope = peek_scope ();
+			var dict = scope.get_dictionary ();
+			var val = dict.get_value (name);
+			if (val == null)
+				return false;
+
+			push_scope (val);
+
+			return true;
+		}
+
+		public unowned XpcObjectReader read_member (string name) throws Error {
+			var scope = peek_scope ();
+			var dict = scope.get_dictionary ();
+			var val = dict.get_value (name);
+			if (val == null)
+				throw new Error.PROTOCOL ("Key '%s' not found in dictionary: %s", name, scope.object.to_string ());
+
+			push_scope (val);
+
+			return this;
+		}
+
+		public unowned XpcObjectReader end_member () {
+			pop_scope ();
+
+			return this;
+		}
+
+		public size_t count_elements () throws Error {
+			return peek_scope ().get_array ().count;
+		}
+
+		public unowned XpcObjectReader read_element (size_t index) throws Error {
+			push_scope (peek_scope ().get_array ().get_value (index));
+
+			return this;
+		}
+
+		public unowned XpcObjectReader end_element () throws Error {
+			pop_scope ();
+
+			return this;
+		}
+
+		public bool get_bool_value () throws Error {
+			return peek_scope ().get_object<Darwin.Xpc.Bool> (Darwin.Xpc.Bool.TYPE).get_value ();
+		}
+
+		public int64 get_int64_value () throws Error {
+			return peek_scope ().get_object<Darwin.Xpc.Int64> (Darwin.Xpc.Int64.TYPE).get_value ();
+		}
+
+		public uint64 get_uint64_value () throws Error {
+			return peek_scope ().get_object<Darwin.Xpc.UInt64> (Darwin.Xpc.UInt64.TYPE).get_value ();
+		}
+
+		public unowned string get_string_value () throws Error {
+			return peek_scope ().get_object<Darwin.Xpc.String> (Darwin.Xpc.String.TYPE).get_string_ptr ();
+		}
+
+		public unowned uint8[] get_uuid_value () throws Error {
+			return peek_scope ().get_object<Darwin.Xpc.Uuid> (Darwin.Xpc.Uuid.TYPE).get_bytes ()[:16];
+		}
+
+		public unowned string get_error_description () throws Error {
+			var error = peek_scope ().get_object<Darwin.Xpc.Error> (Darwin.Xpc.Error.TYPE);
+			return error.get_string (Darwin.Xpc.Error.KEY_DESCRIPTION);
+		}
+
+		public unowned Darwin.Xpc.Object get_object_value (Darwin.Xpc.Type expected_type) throws Error {
+			return peek_scope ().get_object<Darwin.Xpc.Object> (expected_type);
+		}
+
+		private void push_scope (Darwin.Xpc.Object obj) {
+			scopes.offer_tail (new Scope (obj));
+		}
+
+		private Scope peek_scope () {
+			return scopes.peek_tail ();
+		}
+
+		private Scope pop_scope () {
+			return scopes.poll_tail ();
+		}
+
+		private class Scope {
+			public Darwin.Xpc.Object object;
+			private unowned Darwin.Xpc.Type type;
+
+			public Scope (Darwin.Xpc.Object obj) {
+				object = obj;
+				type = obj.type;
+			}
+
+			public unowned T get_object<T> (Darwin.Xpc.Type expected_type) throws Error {
+				if (type != expected_type)
+					throw new Error.PROTOCOL ("Expected type '%s', got '%s'", expected_type.name, type.name);
+				return object;
+			}
+
+			public unowned Darwin.Xpc.Array get_array () throws Error {
+				return get_object<Darwin.Xpc.Array> (Darwin.Xpc.Array.TYPE);
+			}
+
+			public unowned Darwin.Xpc.Dictionary get_dictionary () throws Error {
+				return get_object<Darwin.Xpc.Dictionary> (Darwin.Xpc.Dictionary.TYPE);
+			}
+		}
+	}
+}

lib/gadget/gadget.vala

@@ -1497,7 +1497,8 @@ namespace Frida.Gadget {
 			var endpoint_params = new EndpointParameters (interaction.address, interaction.port,
 				parse_certificate (interaction.certificate, location), interaction.origin, auth_service, asset_root);
 
-			service = new WebService (endpoint_params, CONTROL, interaction.on_port_conflict);
+			service = new WebService (endpoint_params, WebServiceFlavor.CONTROL, interaction.on_port_conflict,
+				new TunnelInterfaceObserver ());
 			service.incoming.connect (on_incoming_connection);
 			yield service.start (io_cancellable);
 		}

lib/gadget/meson.build

@@ -60,7 +60,7 @@ raw_gadget = shared_library('frida-gadget-raw', gadget_sources,
   link_depends: extra_link_depends,
   vs_module_defs: 'frida-gadget.def',
   override_options: ['b_asneeded=true'],
-  dependencies: [gio_dep, gee_dep, json_glib_dep, gum_dep, gumjs_dep, base_dep, tls_provider_dep, payload_dep] + platform_deps,
+  dependencies: [gio_dep, gee_dep, json_glib_dep, gum_dep, gumjs_dep, base_dep, netif_dep, tls_provider_dep, payload_dep] + platform_deps,
 )
 
 operations = [

lib/meson.build

@@ -2,6 +2,7 @@ if host_os == 'android'
   subdir('selinux')
 endif
 subdir('base')
+subdir('netif')
 subdir('pipe')
 subdir('payload')
 if have_local_backend

lib/netif/meson.build

@@ -0,0 +1,28 @@
+netif_sources = [
+  'tunnel-interface-observer.vala',
+]
+
+extra_vala_args = []
+extra_link_args = []
+
+if host_os in ['ios', 'tvos']
+  extra_vala_args += [
+    '--pkg=corefoundation',
+    '--pkg=darwin-gcd',
+    '--pkg=darwin-systemconfiguration',
+  ]
+  extra_link_args += '-Wl,-framework,SystemConfiguration'
+endif
+
+netif = static_library('frida-netif', netif_sources,
+  c_args: frida_component_cflags,
+  vala_args: [base_vala_args, extra_vala_args],
+  dependencies: [base_dep, gee_dep],
+)
+
+netif_dep = declare_dependency(
+  include_directories: include_directories('.'),
+  link_args: extra_link_args,
+  link_with: netif,
+  dependencies: base_dep,
+)

lib/netif/tunnel-interface-observer.vala

@@ -0,0 +1,92 @@
+public class Frida.TunnelInterfaceObserver : Object, DynamicInterfaceObserver {
+#if IOS || TVOS
+	private Gee.Map<string, InetAddress> interfaces = new Gee.HashMap<string, InetAddress> ();
+
+	private Darwin.SystemConfiguration.DynamicStore? store;
+	private Darwin.GCD.DispatchQueue event_queue =
+		new Darwin.GCD.DispatchQueue ("re.frida.endpoint-enumerator", Darwin.GCD.DispatchQueueAttr.SERIAL);
+
+	private MainContext? main_context;
+
+	public override void dispose () {
+		if (store != null) {
+			store.set_dispatch_queue (null);
+			store = null;
+			ref ();
+			event_queue.dispatch_async (do_dispose);
+		}
+
+		base.dispose ();
+	}
+
+	private void do_dispose () {
+		unref ();
+	}
+
+	public void start () {
+		main_context = MainContext.ref_thread_default ();
+
+		Darwin.SystemConfiguration.DynamicStoreContext context = { 0, };
+		context.info = this;
+		store = new Darwin.SystemConfiguration.DynamicStore (null, CoreFoundation.String.make ("Frida"),
+			on_interfaces_changed_wrapper, context);
+		var pattern = CoreFoundation.String.make ("State:/Network/Interface/utun.*/IPv6");
+		var patterns = new CoreFoundation.Array (null, ((CoreFoundation.Type[]) &pattern)[:1]);
+		store.set_notification_keys (null, patterns);
+		store.set_dispatch_queue (event_queue);
+		handle_interface_changes (store.copy_key_list (pattern));
+	}
+
+	private static void on_interfaces_changed_wrapper (Darwin.SystemConfiguration.DynamicStore store,
+			CoreFoundation.Array changed_keys, void * info) {
+		unowned TunnelInterfaceObserver enumerator = (TunnelInterfaceObserver) info;
+		enumerator.on_interfaces_changed (changed_keys);
+	}
+
+	private void on_interfaces_changed (CoreFoundation.Array changed_keys) {
+		schedule_on_frida_thread (() => {
+			if (store != null)
+				handle_interface_changes (changed_keys);
+			return Source.REMOVE;
+		});
+	}
+
+	private void handle_interface_changes (CoreFoundation.Array changed_keys) {
+		var addresses_str = CoreFoundation.String.make ("Addresses");
+
+		foreach (var key in CFArray.wrap<CoreFoundation.String> (changed_keys)) {
+			string name = key.to_string ().split ("/")[3];
+
+			InetAddress? address = null;
+			var val = (CoreFoundation.Dictionary) store.copy_value (key);
+			if (val != null) {
+				foreach (var raw_address in CFArray.wrap<CoreFoundation.String> (val[addresses_str])) {
+					var str = raw_address.to_string ();
+					bool is_reserved_ipv6_range = str.has_prefix ("fc") || str.has_prefix ("fd");
+					bool is_tunnel = is_reserved_ipv6_range && str.has_suffix ("::1");
+					if (is_tunnel) {
+						address = new InetAddress.from_string (str);
+						break;
+					}
+				}
+				if (address != null && !interfaces.has_key (name)) {
+					interfaces[name] = address;
+					interface_attached (name, address);
+				}
+			} else {
+				if (interfaces.unset (name, out address))
+					interface_detached (name, address);
+			}
+		}
+	}
+
+	private void schedule_on_frida_thread (owned SourceFunc function) {
+		var source = new IdleSource ();
+		source.set_callback ((owned) function);
+		source.attach (main_context);
+	}
+#else
+	public void start () {
+	}
+#endif
+}

lib/pipe/pipe-darwin.c

@@ -1,7 +1,7 @@
-#include "pipe-glue.h"
-
 #include "frida-tvos.h"
 
+#include "pipe-glue.h"
+
 #include <errno.h>
 #include <fcntl.h>
 #include <stdio.h>

meson.build

@@ -92,6 +92,12 @@ else
   host_arch = host_machine.cpu_family()
   host_abi = host_arch
 endif
+if cc.sizeof('void *') == 8
+  host_cpu_mode = '64'
+else
+  host_cpu_mode = '32'
+endif
+host_docks_mobile_devices = host_os in ['windows', 'macos', 'linux', 'freebsd'] and host_cpu_mode == '64'
 gumjs_archs = {
   'x86': 'ia32',
   'x86_64': 'x64',
@@ -156,12 +162,6 @@ if host_os_family == 'darwin'
   endif
 endif
 
-if cc.sizeof('void *') == 8
-  host_cpu_mode = '64'
-else
-  host_cpu_mode = '32'
-endif
-
 if host_os_family == 'darwin' and host_arch == 'arm64'
   host_is_modern = host_abi == 'arm64e'
 else
@@ -348,14 +348,27 @@ else
 endif
 
 have_local_backend = get_option('local_backend').allowed()
-have_fruity_backend = get_option('fruity_backend').allowed()
-have_droidy_backend = get_option('droidy_backend').allowed()
+have_fruity_backend = get_option('fruity_backend') \
+    .disable_auto_if(not host_docks_mobile_devices) \
+    .allowed()
+have_droidy_backend = get_option('droidy_backend') \
+    .disable_auto_if(not host_docks_mobile_devices) \
+    .allowed()
 have_socket_backend = get_option('socket_backend').allowed()
-have_barebone_backend = quickjs_dep.found()
+have_barebone_backend = get_option('barebone_backend') \
+    .disable_if(not quickjs_dep.found()) \
+    .disable_auto_if(not host_docks_mobile_devices) \
+    .allowed()
 have_compiler_backend = get_option('compiler_backend') \
     .disable_if(not have_local_backend, error_message: 'compiler backend requires the local backend for script execution') \
     .disable_auto_if(host_os == 'watchos') \
     .allowed()
+if get_option('compiler_snapshot').auto()
+  # Generating our snapshot with V8's CPU simulator takes a very long time.
+  generate_compiler_snapshot = meson.can_run_host_binaries()
+else
+  generate_compiler_snapshot = get_option('compiler_snapshot').enabled()
+endif
 
 build_gadget = get_option('gadget') \
     .disable_auto_if(meson.is_subproject()) \
@@ -413,7 +426,7 @@ else
 endif
 uninstalled_girdir = meson.current_build_dir() / 'src'
 
-vapidir = get_option('datadir') / 'vala' / 'vapi'
+vapidir = get_option('prefix') / get_option('datadir') / 'vala' / 'vapi'
 
 gum_vala_args = [
   '--pkg=frida-gum-1.0',
@@ -437,6 +450,43 @@ backend_deps_private = []
 backend_reqs_private = []
 backend_libs_private = []
 
+openssl_options = [
+  'cli=disabled',
+]
+if host_os_family == 'windows' and cc.get_argument_syntax() != 'msvc'
+  openssl_options += 'asm=disabled'
+endif
+openssl_dep = dependency('openssl',
+  required: have_fruity_backend or get_option('connectivity').enabled(),
+  modules: cc.get_argument_syntax() == 'msvc' ? ['OpenSSL::SSL'] : [],
+  default_options: openssl_options,
+)
+
+if have_fruity_backend
+  foreach dep : ['libnghttp2', 'libngtcp2', 'libngtcp2_crypto_quictls', 'libusb-1.0']
+    backend_deps_private += dependency(dep)
+    backend_reqs_private += dep
+  endforeach
+
+  lwip_options = [
+    'ipv4=disabled',
+    'ipv6=enabled',
+    'dns=disabled',
+    'arp=disabled',
+    'ethernet=enabled',
+    'tcp_mss=1360',
+    'tcp_snd_buf=65535',
+    'tcp_wnd=65535',
+  ]
+  if optimize_for_prod
+    lwip_options += 'lwip_debug=disabled'
+  else
+    lwip_options += 'lwip_debug=enabled'
+  endif
+  backend_deps_private += dependency('lwip', default_options: lwip_options)
+  backend_reqs_private += 'lwip'
+endif
+
 if quickjs_dep.found()
   backend_deps_private += quickjs_dep
   backend_reqs_private += 'quickjs'
@@ -456,8 +506,19 @@ else
   termux_elf_cleaner = []
 endif
 
-tls_provider_dep = dependency('gioopenssl', required: get_option('connectivity'))
+tls_provider_dep = dependency('gioopenssl', required: get_option('connectivity'), default_options: [
+  'gnutls=disabled',
+  'openssl=enabled',
+  'libproxy=disabled',
+  'gnome_proxy=disabled',
+  'tests=false',
+])
+tls_provider_vala_args = []
 if tls_provider_dep.found()
+  tls_provider_vala_args += [
+    '--pkg=gioopenssl',
+    '--vapidir=' + tls_provider_dep.get_variable('vapidir'),
+  ]
   cdata.set('HAVE_GIOOPENSSL', 1)
   vala_flags += ['--define=HAVE_GIOOPENSSL']
   backend_deps_private += tls_provider_dep
@@ -473,7 +534,6 @@ nice_dep = dependency('nice', required: get_option('connectivity'), default_opti
   'introspection=disabled',
 ])
 if nice_dep.found()
-  openssl_dep = dependency('openssl')
   usrsctp_dep = dependency('usrsctp', default_options: [
     'sctp_inet=false',
     'sctp_inet6=false',
@@ -489,7 +549,6 @@ if nice_dep.found()
     cdata.set('HAVE_SCONN_LEN', 1)
   endif
 else
-  openssl_dep = []
   usrsctp_dep = []
 endif
 
@@ -627,8 +686,9 @@ if cc.get_id() == 'gcc' and cc.compiles('#if __GNUC__ >= 5\n#error NOTNEEDED\n#e
   add_project_arguments('-w', language: 'c')
 endif
 
+vapidir = meson.current_source_dir() / 'vapi'
 vala_flags += [
-  '--vapidir=' + meson.current_source_dir() / 'vapi',
+  '--vapidir=' + vapidir,
   '--pkg', 'config',
 ]
 
@@ -641,11 +701,13 @@ if host_abi != host_arch
   vala_flags += ['--define=' + host_abi.to_upper()]
 endif
 add_project_arguments(vala_flags, language: 'vala')
+add_project_arguments('-I' + vapidir, language: 'c')
 
 native_vala_flags = [
   '--vapidir=' + meson.current_source_dir() / 'vapi',
 ]
 add_project_arguments(native_vala_flags, language: 'vala', native: true)
+add_project_arguments('-I' + vapidir, language: 'c', native: true)
 
 subdir('compat')
 subdir('tools')
@@ -664,9 +726,31 @@ if build_tests
   subdir('tests')
 endif
 
+summary(
+  {
+    'local': have_local_backend,
+    'fruity': have_fruity_backend,
+    'droidy': have_droidy_backend,
+    'socket': have_socket_backend,
+    'barebone': have_barebone_backend,
+    'compiler': have_compiler_backend,
+  },
+  section: 'Backends',
+  bool_yn: true,
+)
 summary(
   {
     'compat': compat_summary,
+    'assets': get_option('assets'),
+    'mapper': have_mapper,
+    'connectivity': tls_provider_dep.found(),
+    'compiler_snapshot': generate_compiler_snapshot,
+    'gadget': build_gadget,
+    'server': build_server,
+    'portal': build_portal,
+    'inject': build_inject,
+    'tests': build_tests,
   },
   section: 'Features',
+  bool_yn: true,
 )

meson.options

@@ -101,16 +101,6 @@ option('agent_emulated_legacy',
   description: 'Prebuilt agent to embed for use on legacy emulated targets'
 )
 
-option('agent_dbghelp_prefix',
-  type: 'string',
-  description: 'Location of DbgHelp binaries to embed alongside agent (Windows only)'
-)
-
-option('agent_symsrv_prefix',
-  type: 'string',
-  description: 'Location of SymSrv binaries to embed alongside agent (Windows only)'
-)
-
 option('gadget',
   type: 'feature',
   value: 'auto',
@@ -137,7 +127,7 @@ option('inject',
 
 option('connectivity',
   type: 'feature',
-  value: 'auto',
+  value: 'enabled',
   description: 'Internet connectivity features (TLS and ICE support)'
 )
 

portal/meson.build

@@ -20,7 +20,7 @@ if tls_provider_dep.found()
 endif
 
 raw_portal = executable('frida-portal-raw', portal_sources,
-  vala_args: [core_vala_args, '--pkg=posix'],
+  vala_args: [core_vala_args, tls_provider_vala_args, '--pkg=posix'],
   link_args: extra_link_args,
   link_depends: extra_link_depends,
   dependencies: [core_dep] + extra_deps,

src/api/generate.py

@@ -327,8 +327,10 @@ def parse_api(api_version, toplevel_code, core_vapi, core_header, base_vapi, bas
                 if stripped_line == "}":
                     ignoring = False
             else:
-                if stripped_line.startswith("public abstract") or stripped_line.startswith("public class Promise") \
-                        or stripped_line.startswith("public interface Future"):
+                if stripped_line.startswith("public abstract") \
+                        or stripped_line.startswith("public class Promise") \
+                        or stripped_line.startswith("public interface Future") \
+                        or stripped_line.startswith("public class CF"):
                     ignoring = True
                 elif stripped_line.startswith("public enum") or stripped_line.startswith("public errordomain"):
                     name = re.match(r"^public (?:enum|errordomain) (\w+) ", stripped_line).group(1)

src/api/meson.build

@@ -90,17 +90,25 @@ else
 endif
 uninstalled_vapidir = uninstalled_incdir
 
+uninstalled_variables = {
+  'frida_includedir': uninstalled_incdir,
+  'frida_girdir': uninstalled_girdir,
+  'frida_vapidir': uninstalled_vapidir,
+}
+
+installed_variables = {
+  'frida_includedir': '${includedir}',
+  'frida_girdir': girdir,
+  'frida_vapidir': vapidir,
+}
+
 core_public_dep = declare_dependency(
   sources: [core_public_h, core_public_gir, core_public_vapi_stamp, core_public_extra_headers],
   include_directories: include_directories('.'),
   link_args: backend_libs_private,
   link_with: core_public_lib,
   dependencies: core_deps,
-  variables: {
-    'frida_includedir': uninstalled_incdir,
-    'frida_girdir': uninstalled_girdir,
-    'frida_vapidir': uninstalled_vapidir,
-  },
+  variables: uninstalled_variables,
 )
 
 pkg = import('pkgconfig')
@@ -115,16 +123,8 @@ pkg.generate(
   libraries: core_public_lib,
   libraries_private: backend_libs_private,
   extra_cflags: ['-I${frida_includedir}'],
-  variables: {
-    'frida_includedir': '${includedir}',
-    'frida_girdir': girdir,
-    'frida_vapidir': vapidir,
-  },
-  uninstalled_variables: {
-    'frida_includedir': uninstalled_incdir,
-    'frida_girdir': uninstalled_girdir,
-    'frida_vapidir': uninstalled_vapidir,
-  },
+  variables: installed_variables,
+  uninstalled_variables: uninstalled_variables,
 )
 
 meson.override_dependency(f'frida-core-@api_version@', core_public_dep)

src/compiler/meson.build

@@ -3,13 +3,7 @@ compiler_sources = files(
 )
 
 if have_compiler_backend
-  if get_option('compiler_snapshot').auto()
-    # Generating our snapshot with V8's CPU simulator takes a very long time.
-    use_snapshot = meson.can_run_host_binaries()
-  else
-    use_snapshot = get_option('compiler_snapshot').enabled()
-  endif
-  compiler_mksnapshot = use_snapshot ? v8_mksnapshot : ''
+  compiler_mksnapshot = generate_compiler_snapshot ? v8_mksnapshot : ''
 
   compiler_agent = custom_target('frida-compiler-agent',
     input: [

src/control-service.vala

@@ -89,7 +89,8 @@ namespace Frida {
 			host_session.agent_session_detached.connect (on_agent_session_detached);
 			host_session.uninjected.connect (notify_uninjected);
 
-			service = new WebService (endpoint_params, CONTROL);
+			service = new WebService (endpoint_params, WebServiceFlavor.CONTROL, PortConflictBehavior.FAIL,
+				new TunnelInterfaceObserver ());
 			service.incoming.connect (on_server_connection);
 
 			broker_service.incoming.connect (on_broker_service_connection);

src/darwin/frida-helper-backend-glue.m

@@ -428,6 +428,8 @@ static void frida_agent_context_emit_mach_stub_code (FridaAgentContext * self, g
 static void frida_agent_context_emit_pthread_stub_code (FridaAgentContext * self, guint8 * code, GumDarwinModuleResolver * resolver,
     GumDarwinMapper * mapper);
 
+static gboolean frida_convert_thread_state_for_task (mach_port_t task, thread_state_flavor_t flavor, gconstpointer in_state,
+    mach_msg_type_number_t in_state_count, gpointer out_state, mach_msg_type_number_t * out_state_count, GError ** error);
 static mach_port_t frida_obtain_thread_port_for_thread_id (mach_port_t task, uint64_t thread_id);
 static kern_return_t frida_get_thread_state (mach_port_t thread, thread_state_flavor_t flavor, gpointer state,
     mach_msg_type_number_t * count);
@@ -2583,16 +2585,24 @@ static gboolean
 frida_inject_instance_start_thread (FridaInjectInstance * self, GError ** error)
 {
   gboolean success = FALSE;
+  thread_state_t thread_state;
+  mach_msg_type_number_t thread_state_count;
   kern_return_t kr;
   const gchar * failed_operation;
   FridaHelperContext * ctx = self->backend->context;
   dispatch_source_t source;
 
-  kr = thread_create (self->task, &self->thread);
-  CHECK_MACH_RESULT (kr, ==, KERN_SUCCESS, "thread_create");
+  thread_state = g_alloca (self->thread_state_count * sizeof (natural_t));
+  thread_state_count = self->thread_state_count;
 
-  kr = frida_set_thread_state (self->thread, self->thread_state_flavor, self->thread_state_data, self->thread_state_count);
-  CHECK_MACH_RESULT (kr, ==, KERN_SUCCESS, "set_thread_state");
+  if (!frida_convert_thread_state_for_task (self->task, self->thread_state_flavor, self->thread_state_data, self->thread_state_count,
+        thread_state, &thread_state_count, error))
+  {
+    return FALSE;
+  }
+
+  kr = thread_create_running (self->task, self->thread_state_flavor, thread_state, thread_state_count, &self->thread);
+  CHECK_MACH_RESULT (kr, ==, KERN_SUCCESS, "thread_create");
 
   source = dispatch_source_create (DISPATCH_SOURCE_TYPE_MACH_SEND, self->thread, DISPATCH_MACH_SEND_DEAD, ctx->dispatch_queue);
   self->thread_monitor_source = source;
@@ -2601,9 +2611,6 @@ frida_inject_instance_start_thread (FridaInjectInstance * self, GError ** error)
   dispatch_source_set_event_handler_f (source, frida_inject_instance_on_mach_thread_dead);
   dispatch_resume (source);
 
-  kr = thread_resume (self->thread);
-  CHECK_MACH_RESULT (kr, ==, KERN_SUCCESS, "thread_resume");
-
   success = TRUE;
 
   goto beach;
@@ -5072,6 +5079,52 @@ frida_agent_context_emit_arm64_pthread_stub_body (FridaAgentContext * self, Frid
 
 #endif
 
+static gboolean
+frida_convert_thread_state_for_task (mach_port_t task, thread_state_flavor_t flavor, gconstpointer in_state,
+    mach_msg_type_number_t in_state_count, gpointer out_state, mach_msg_type_number_t * out_state_count,
+    GError ** error)
+{
+  gboolean success = FALSE;
+  kern_return_t kr;
+  const gchar * failed_operation;
+  thread_act_array_t threads = NULL;
+  mach_msg_type_number_t thread_count = 0;
+
+  kr = task_threads (task, &threads, &thread_count);
+  CHECK_MACH_RESULT (kr, ==, KERN_SUCCESS, "task_threads");
+
+  kr = frida_convert_thread_state (threads[0], FRIDA_CONVERT_THREAD_STATE_OUT, flavor, in_state, in_state_count,
+      out_state, out_state_count);
+  CHECK_MACH_RESULT (kr, ==, KERN_SUCCESS, "thread_convert_thread_state");
+
+  success = TRUE;
+
+  goto beach;
+
+mach_failure:
+  {
+    g_set_error (error,
+        FRIDA_ERROR,
+        FRIDA_ERROR_NOT_SUPPORTED,
+        "Unexpected error while converting thread state for task (%s returned '%s')",
+        failed_operation, mach_error_string (kr));
+    goto beach;
+  }
+beach:
+  {
+    mach_msg_type_number_t i;
+
+    if (threads != NULL)
+    {
+      for (i = 0; i != thread_count; i++)
+        mach_port_deallocate (mach_task_self (), threads[i]);
+      vm_deallocate (mach_task_self (), (vm_address_t) threads, thread_count * sizeof (thread_t));
+    }
+
+    return success;
+  }
+}
+
 static mach_port_t
 frida_obtain_thread_port_for_thread_id (mach_port_t task, uint64_t thread_id)
 {

src/devkit/meson.build

@@ -1,4 +1,5 @@
 devkit_outputs = [
+  'frida-core.gir',
   'frida-core.h',
   static_lib_prefix + 'frida-core' + static_lib_suffix,
   'frida-core-example.c',

src/droidy/droidy-host-session.vala

@@ -86,7 +86,7 @@ namespace Frida {
 		}
 	}
 
-	public class DroidyHostSessionProvider : Object, HostSessionProvider, ChannelProvider {
+	public class DroidyHostSessionProvider : Object, HostSessionProvider, HostChannelProvider {
 		public string id {
 			get { return device_details.serial; }
 		}
@@ -162,7 +162,7 @@ namespace Frida {
 			agent_session_detached (id, reason, crash);
 		}
 
-		public async IOStream open_channel (string address, Cancellable? cancellable = null) throws Error, IOError {
+		public async IOStream open_channel (string address, Cancellable? cancellable) throws Error, IOError {
 			if (address.contains (":")) {
 				Droidy.Client client = null;
 				try {
@@ -188,7 +188,7 @@ namespace Frida {
 			construct;
 		}
 
-		public weak ChannelProvider channel_provider {
+		public weak HostChannelProvider channel_provider {
 			get;
 			construct;
 		}
@@ -216,7 +216,7 @@ namespace Frida {
 		private const double MIN_SERVER_CHECK_INTERVAL = 5.0;
 		private const string GADGET_APP_ID = "re.frida.Gadget";
 
-		public DroidyHostSession (Droidy.DeviceDetails device_details, ChannelProvider channel_provider) {
+		public DroidyHostSession (Droidy.DeviceDetails device_details, HostChannelProvider channel_provider) {
 			Object (
 				device_details: device_details,
 				channel_provider: channel_provider

src/embed-agent.py

@@ -37,12 +37,12 @@ def main(argv):
                 shutil.copy(agent, embedded_agent)
 
                 if agent_dbghelp_prefix is not None:
-                    shutil.copy(agent_dbghelp_prefix / f"dbghelp-{flavor}.dll", embedded_dbghelp)
+                    shutil.copy(agent_dbghelp_prefix / flavor / "dbghelp.dll", embedded_dbghelp)
                 else:
                     embedded_dbghelp.write_bytes(b"")
 
                 if agent_symsrv_prefix is not None:
-                    shutil.copy(agent_symsrv_prefix / f"symsrv-{flavor}.dll", embedded_symsrv)
+                    shutil.copy(agent_symsrv_prefix / flavor / "symsrv.dll", embedded_symsrv)
                 else:
                     embedded_symsrv.write_bytes(b"")
             else:

src/frida.vala

@@ -242,7 +242,7 @@ namespace Frida {
 					opts["keepalive_interval"] = interval;
 			}
 
-			var device = new Device (this, id, name, HostSessionProviderKind.REMOTE, socket_device.provider, raw_options);
+			var device = new Device (this, socket_device.provider, id, name, raw_options);
 			devices.add (device);
 			added (device);
 			changed ();
@@ -358,7 +358,7 @@ namespace Frida {
 		}
 
 		private void on_provider_available (HostSessionProvider provider) {
-			var device = new Device (this, provider.id, provider.name, provider.kind, provider);
+			var device = new Device (this, provider);
 			devices.add (device);
 
 			foreach (var observer in on_device_added.to_array ())
@@ -483,13 +483,19 @@ namespace Frida {
 		public signal void lost ();
 
 		public string id {
-			get;
-			construct;
+			get {
+				if (_id != null)
+					return _id;
+				return provider.id;
+			}
 		}
 
 		public string name {
-			get;
-			construct;
+			get {
+				if (_name != null)
+					return _name;
+				return provider.name;
+			}
 		}
 
 		public Variant? icon {
@@ -498,8 +504,18 @@ namespace Frida {
 		}
 
 		public DeviceType dtype {
-			get;
-			construct;
+			get {
+				switch (provider.kind) {
+					case HostSessionProviderKind.LOCAL:
+						return DeviceType.LOCAL;
+					case HostSessionProviderKind.REMOTE:
+						return DeviceType.REMOTE;
+					case HostSessionProviderKind.USB:
+						return DeviceType.USB;
+					default:
+						assert_not_reached ();
+				}
+			}
 		}
 
 		public Bus bus {
@@ -518,7 +534,8 @@ namespace Frida {
 			construct;
 		}
 
-		public delegate bool ProcessPredicate (Process process);
+		private string? _id;
+		private string? _name;
 
 		private HostSessionOptions? host_session_options;
 		private Promise<HostSession>? host_session_request;
@@ -530,34 +547,21 @@ namespace Frida {
 		private Gee.HashSet<Promise<Session>> pending_attach_requests = new Gee.HashSet<Promise<Session>> ();
 		private Gee.HashMap<AgentSessionId?, Promise<bool>> pending_detach_requests =
 			new Gee.HashMap<AgentSessionId?, Promise<bool>> (AgentSessionId.hash, AgentSessionId.equal);
+		private Gee.Set<Service> services = new Gee.HashSet<Service> ();
 		private Bus _bus;
 
-		internal Device (DeviceManager? manager, string id, string name, HostSessionProviderKind kind, HostSessionProvider provider,
-				HostSessionOptions? options = null) {
-			DeviceType dtype;
-			switch (kind) {
-				case HostSessionProviderKind.LOCAL:
-					dtype = DeviceType.LOCAL;
-					break;
-				case HostSessionProviderKind.REMOTE:
-					dtype = DeviceType.REMOTE;
-					break;
-				case HostSessionProviderKind.USB:
-					dtype = DeviceType.USB;
-					break;
-				default:
-					assert_not_reached ();
-			}
+		public delegate bool ProcessPredicate (Process process);
 
+		internal Device (DeviceManager? manager, HostSessionProvider provider, string? id = null, string? name = null,
+				HostSessionOptions? options = null) {
 			Object (
-				id: id,
-				name: name,
-				icon: provider.icon,
-				dtype: dtype,
+				manager: manager,
 				provider: provider,
-				manager: manager
+				icon: provider.icon
 			);
 
+			_id = id;
+			_name = name;
 			host_session_options = options;
 		}
 
@@ -1228,7 +1232,7 @@ namespace Frida {
 		public async IOStream open_channel (string address, Cancellable? cancellable = null) throws Error, IOError {
 			check_open ();
 
-			var channel_provider = provider as ChannelProvider;
+			var channel_provider = provider as HostChannelProvider;
 			if (channel_provider == null)
 				throw new Error.NOT_SUPPORTED ("Channels are not supported by this device");
 
@@ -1249,6 +1253,38 @@ namespace Frida {
 			}
 		}
 
+		public async Service open_service (string address, Cancellable? cancellable = null) throws Error, IOError {
+			check_open ();
+
+			var service_provider = provider as HostServiceProvider;
+			if (service_provider == null)
+				throw new Error.NOT_SUPPORTED ("Services are not supported by this device");
+
+			var service = yield service_provider.open_service (address, cancellable);
+			service.close.connect (on_service_closed);
+			services.add (service);
+
+			return service;
+		}
+
+		public Service open_service_sync (string address, Cancellable? cancellable = null) throws Error, IOError {
+			var task = create<OpenServiceTask> ();
+			task.address = address;
+			return task.execute (cancellable);
+		}
+
+		private class OpenServiceTask : DeviceTask<Service> {
+			public string address;
+
+			protected override async Service perform_operation () throws Error, IOError {
+				return yield parent.open_service (address, cancellable);
+			}
+		}
+
+		private void on_service_closed (Service service) {
+			services.remove (service);
+		}
+
 		public async void unpair (Cancellable? cancellable = null) throws Error, IOError {
 			check_open ();
 
@@ -1357,6 +1393,10 @@ namespace Frida {
 			close_request = new Promise<bool> ();
 
 			try {
+				foreach (var service in services.to_array ())
+					yield service.cancel (cancellable);
+				services.clear ();
+
 				while (!pending_detach_requests.is_empty) {
 					var iterator = pending_detach_requests.entries.iterator ();
 					iterator.next ();
@@ -1964,6 +2004,68 @@ namespace Frida {
 		}
 	}
 
+	public interface Service : Object {
+		public signal void close ();
+		public signal void message (Variant message);
+
+		public abstract bool is_closed ();
+
+		public abstract async void activate (Cancellable? cancellable = null) throws Error, IOError;
+
+		public void activate_sync (Cancellable? cancellable = null) throws Error, IOError {
+			create<ActivateTask> ().execute (cancellable);
+		}
+
+		private class ActivateTask : ServiceTask<void> {
+			protected override async void perform_operation () throws Error, IOError {
+				yield parent.activate (cancellable);
+			}
+		}
+
+		public abstract async void cancel (Cancellable? cancellable = null) throws IOError;
+
+		public void cancel_sync (Cancellable? cancellable = null) throws IOError {
+			try {
+				create<CancelTask> ().execute (cancellable);
+			} catch (Error e) {
+				assert_not_reached ();
+			}
+		}
+
+		private class CancelTask : ServiceTask<void> {
+			protected override async void perform_operation () throws IOError {
+				yield parent.cancel (cancellable);
+			}
+		}
+
+		public abstract async Variant request (Variant parameters, Cancellable? cancellable = null) throws Error, IOError;
+
+		public Variant request_sync (Variant parameters, Cancellable? cancellable = null) throws Error, IOError {
+			var task = create<RequestTask> () as RequestTask;
+			task.parameters = parameters;
+			return task.execute (cancellable);
+		}
+
+		private class RequestTask : ServiceTask<Variant> {
+			public Variant parameters;
+
+			protected override async Variant perform_operation () throws Error, IOError {
+				return yield parent.request (parameters, cancellable);
+			}
+		}
+
+		private T create<T> () {
+			return Object.new (typeof (T), parent: this);
+		}
+
+		private abstract class ServiceTask<T> : AsyncTask<T> {
+			public weak Service parent {
+				get;
+				construct;
+			}
+		}
+	}
+
 	public class Session : Object, AgentMessageSink {
 		public signal void detached (SessionDetachReason reason, Crash? crash);
 

src/fruity/device-monitor-darwin.m

@@ -40,7 +40,8 @@ static const FridaFruityModel fruity_models[] =
 };
 
 void
-_frida_fruity_host_session_backend_extract_details_for_device (gint product_id, const char * udid, char ** name, GVariant ** icon, GError ** error)
+_frida_fruity_usbmux_backend_extract_details_for_device (gint product_id, const char * udid, char ** name, GVariant ** icon,
+    GError ** error)
 {
   const FridaFruityModel * model;
   guint i;

src/fruity/device-monitor-linux.vala

@@ -0,0 +1,243 @@
+[CCode (gir_namespace = "FridaFruity", gir_version = "1.0")]
+namespace Frida.Fruity {
+	public class LinuxFruitFinder : Object, FruitFinder {
+		public string? udid_from_iface (string ifname) throws Error {
+			var net = "/sys/class/net";
+
+			var directory = File.new_build_filename (net, ifname);
+			if (!directory.query_exists ())
+				return null;
+
+			try {
+				var info = directory.query_info ("standard::*", 0);
+				if (!info.get_is_symlink ())
+					return null;
+				var dev_path = Path.build_filename (net, info.get_symlink_target ());
+
+				var iface = File.new_build_filename (dev_path, "..", "..", "interface");
+				if (!iface.query_exists ())
+					return null;
+				var iface_stream = new DataInputStream (iface.read ());
+				string iface_name = iface_stream.read_line ();
+				if (iface_name != "NCM Control" && iface_name != "AppleUSBEthernet")
+					return null;
+
+				var serial = File.new_build_filename (dev_path, "..", "..", "..", "serial");
+				if (!serial.query_exists ())
+					return null;
+
+				var serial_stream = new DataInputStream (serial.read ());
+				return serial_stream.read_line ();
+			} catch (GLib.Error e) {
+				throw new Error.NOT_SUPPORTED ("%s", e.message);
+			}
+		}
+	}
+
+	public class LinuxPairingBrowser : Object, PairingBrowser {
+		private DBusConnection connection;
+		private AvahiServer server;
+		private AvahiServiceBrowser browser;
+
+		private Gee.List<PairingServiceDetails> current_batch = new Gee.ArrayList<PairingServiceDetails> ();
+
+		private Cancellable io_cancellable = new Cancellable ();
+
+		construct {
+			start.begin ();
+		}
+
+		private async void start () {
+			try {
+				connection = yield GLib.Bus.get (BusType.SYSTEM, io_cancellable);
+
+				server = yield connection.get_proxy (AVAHI_SERVICE_NAME, "/", DO_NOT_LOAD_PROPERTIES, io_cancellable);
+
+				GLib.ObjectPath browser_path = yield server.service_browser_prepare (-1, INET6, PAIRING_REGTYPE,
+					PAIRING_DOMAIN, 0, io_cancellable);
+				browser = yield connection.get_proxy (AVAHI_SERVICE_NAME, browser_path, DO_NOT_LOAD_PROPERTIES,
+					io_cancellable);
+				browser.item_new.connect (on_item_new);
+				browser.all_for_now.connect (on_all_for_now);
+				yield browser.start (io_cancellable);
+			} catch (GLib.Error e) {
+				printerr ("Oopsie: %s\n", e.message);
+			}
+		}
+
+		private void on_item_new (int interface_index, AvahiProtocol protocol, string name, string type, string domain, uint flags) {
+			char raw_interface_name[Linux.Network.INTERFACE_NAME_SIZE];
+			Linux.Network.if_indextoname (interface_index, (string) raw_interface_name);
+			unowned string interface_name = (string) raw_interface_name;
+			current_batch.add (new LinuxPairingServiceDetails (name, interface_index, interface_name, protocol, server));
+		}
+
+		private void on_all_for_now () {
+			services_discovered (current_batch.to_array ());
+			current_batch.clear ();
+		}
+	}
+
+	private class LinuxPairingServiceDetails : Object, PairingServiceDetails {
+		public string name {
+			get { return _name; }
+		}
+
+		public uint interface_index {
+			get { return _interface_index; }
+		}
+
+		public string interface_name {
+			get { return _interface_name; }
+		}
+
+		private string _name;
+		private uint _interface_index;
+		private string _interface_name;
+		private AvahiProtocol protocol;
+
+		private AvahiServer server;
+
+		internal LinuxPairingServiceDetails (string name, uint interface_index, string interface_name, AvahiProtocol protocol,
+				AvahiServer server) {
+			_name = name;
+			_interface_index = interface_index;
+			_interface_name = interface_name;
+			this.protocol = protocol;
+
+			this.server = server;
+		}
+
+		public async Gee.List<PairingServiceHost> resolve (Cancellable? cancellable) throws Error, IOError {
+			AvahiServiceResolver resolver;
+			try {
+				GLib.ObjectPath path = yield server.service_resolver_prepare ((int) interface_index, protocol, name,
+					PAIRING_REGTYPE, PAIRING_DOMAIN, INET6, 0, cancellable);
+				DBusConnection connection = ((DBusProxy) server).get_connection ();
+				resolver = yield connection.get_proxy (AVAHI_SERVICE_NAME, path, DO_NOT_LOAD_PROPERTIES, cancellable);
+			} catch (GLib.Error e) {
+				throw new Error.NOT_SUPPORTED ("%s", e.message);
+			}
+
+			var promise = new Promise<Gee.List<PairingServiceHost>> ();
+			var hosts = new Gee.ArrayList<PairingServiceHost> ();
+			resolver.found.connect ((interface_index, protocol, name, type, domain, host, address_protocol, address, port, txt,
+					flags) => {
+				var txt_record = new Gee.ArrayList<string> ();
+				var iter = new VariantIter (txt);
+				Variant? cur;
+				while ((cur = iter.next_value ()) != null) {
+					unowned string raw_val = (string) cur.get_data ();
+					string val = raw_val.make_valid ((ssize_t) cur.get_size ());
+					txt_record.add (val);
+				}
+
+				hosts.add (new LinuxPairingServiceHost (
+					host,
+					new InetSocketAddress.from_string (address, port),
+					port,
+					txt_record));
+
+				if (!promise.future.ready)
+					promise.resolve (hosts);
+			});
+			resolver.failure.connect (error => {
+				if (!promise.future.ready)
+					promise.reject (new Error.NOT_SUPPORTED ("%s", error));
+			});
+
+			try {
+				yield resolver.start (cancellable);
+			} catch (GLib.Error e) {
+				throw new Error.NOT_SUPPORTED ("%s", e.message);
+			}
+
+			return yield promise.future.wait_async (cancellable);
+		}
+	}
+
+	public class LinuxPairingServiceHost : Object, PairingServiceHost {
+		public string name {
+			get { return _name; }
+		}
+
+		public InetSocketAddress address {
+			get { return _address; }
+		}
+
+		public uint16 port {
+			get { return _port; }
+		}
+
+		public Gee.List<string> txt_record {
+			get { return _txt_record; }
+		}
+
+		private string _name;
+		private InetSocketAddress _address;
+		private uint16 _port;
+		private Gee.List<string> _txt_record;
+
+		internal LinuxPairingServiceHost (string name, InetSocketAddress address, uint16 port, Gee.List<string> txt_record) {
+			_name = name;
+			_address = address;
+			_port = port;
+			_txt_record = txt_record;
+		}
+
+		public async Gee.List<InetSocketAddress> resolve (Cancellable? cancellable) throws Error, IOError {
+			var result = new Gee.ArrayList<InetSocketAddress> ();
+			result.add (address);
+			return result;
+		}
+	}
+
+	private const string AVAHI_SERVICE_NAME = "org.freedesktop.Avahi";
+
+	[DBus (name = "org.freedesktop.Avahi.Server2")]
+	private interface AvahiServer : Object {
+		public abstract async GLib.ObjectPath service_browser_prepare (int interface_index, AvahiProtocol protocol, string type,
+			string domain, uint flags, Cancellable? cancellable) throws GLib.Error;
+		public abstract async GLib.ObjectPath service_resolver_prepare (int interface_index, AvahiProtocol protocol, string name,
+			string type, string domain, AvahiProtocol aprotocol, AvahiLookupFlags flags, Cancellable? cancellable)
+			throws GLib.Error;
+	}
+
+	[DBus (name = "org.freedesktop.Avahi.ServiceBrowser")]
+	private interface AvahiServiceBrowser : Object {
+		public signal void item_new (int interface_index, AvahiProtocol protocol, string name, string type, string domain,
+			uint flags);
+		public signal void item_remove (int interface_index, AvahiProtocol protocol, string name, string type, string domain,
+			uint flags);
+		public signal void failure (string error);
+		public signal void all_for_now ();
+		public signal void cache_exhausted ();
+
+		public abstract async void start (Cancellable? cancellable) throws GLib.Error;
+		public abstract async void free (Cancellable? cancellable) throws GLib.Error;
+	}
+
+	[DBus (name = "org.freedesktop.Avahi.ServiceResolver")]
+	private interface AvahiServiceResolver : Object {
+		public signal void found (int interface_index, AvahiProtocol protocol, string name, string type, string domain, string host,
+			AvahiProtocol address_protocol, string address, uint16 port, [DBus (signature = "aay")] Variant txt, uint flags);
+		public signal void failure (string error);
+
+		public abstract async void start (Cancellable? cancellable) throws GLib.Error;
+		public abstract async void free (Cancellable? cancellable) throws GLib.Error;
+	}
+
+	private enum AvahiProtocol {
+		INET,
+		INET6,
+		UNSPEC = -1,
+	}
+
+	[Flags]
+	private enum AvahiLookupFlags {
+		USE_WIDE_AREA = 1,
+		USE_MULTICAST = 2,
+		NO_TXT = 4,
+		NO_ADDRESS = 8,
+	}
+}

src/fruity/device-monitor-macos.vala

@@ -0,0 +1,585 @@
+[CCode (gir_namespace = "FridaFruity", gir_version = "1.0")]
+namespace Frida.Fruity {
+	public sealed class MacOSCoreDeviceBackend : Object, Backend {
+		private Gee.Map<string, MacOSCoreDeviceTransport> transports = new Gee.HashMap<string, MacOSCoreDeviceTransport> ();
+
+		private Promise<bool> all_current_devices_listed = new Promise<bool> ();
+		private Promise<bool> browse_request = new Promise<bool> ();
+
+		private XpcClient? pairingd;
+		private Darwin.GCD.DispatchQueue queue =
+			new Darwin.GCD.DispatchQueue ("re.frida.fruity.remotepairing", Darwin.GCD.DispatchQueueAttr.SERIAL);
+
+		public async void start (Cancellable? cancellable) throws IOError {
+			pairingd = XpcClient.make_for_mach_service ("com.apple.CoreDevice.remotepairingd", queue);
+			pairingd.notify["state"].connect (on_state_changed);
+			pairingd.message.connect (on_message);
+
+			do_browse.begin ();
+
+			try {
+				yield all_current_devices_listed.future.wait_async (cancellable);
+			} catch (Error e) {
+			}
+		}
+
+		private async void do_browse () {
+			try {
+				var r = new PairingdRequest ("RemotePairing.BrowseRequest");
+				r.body.set_bool ("currentDevicesOnly", false);
+				yield pairingd.request (r.message, null);
+				browse_request.resolve (true);
+			} catch (GLib.Error e) {
+				browse_request.reject (e);
+			}
+		}
+
+		public async void stop (Cancellable? cancellable) throws IOError {
+		}
+
+		private void on_state_changed (Object obj, ParamSpec pspec) {
+			if (pairingd.state == CLOSED && !all_current_devices_listed.future.ready) {
+				all_current_devices_listed.reject (
+					new Error.TRANSPORT ("Connection closed while waiting for initial device list"));
+			}
+		}
+
+		private void on_message (Darwin.Xpc.Object obj) {
+			var reader = new XpcObjectReader (obj);
+			try {
+				reader.read_member ("mangledTypeName");
+				if (reader.get_string_value () == "RemotePairing.ServiceEvent") {
+					reader
+						.end_member ()
+						.read_member ("value");
+					if (reader.try_read_member ("deviceFound")) {
+						reader
+							.read_member ("_0")
+							.read_member ("deviceInfo");
+
+						var udid = reader.read_member ("udid").get_string_value ();
+						reader.end_member ();
+						if (transports.has_key (udid))
+							return;
+
+						var device_info = (Darwin.Xpc.Dictionary) reader.current_object;
+
+						var pairing_device = new XpcClient (device_info.create_connection ("endpoint"), queue);
+
+						on_device_found (udid, pairing_device, device_info);
+					} else if (reader.try_read_member ("allCurrentDevicesListed")) {
+						all_current_devices_listed.resolve (true);
+					}
+				}
+			} catch (Error e) {
+			}
+		}
+
+		private void on_device_found (string udid, XpcClient pairing_device, Darwin.Xpc.Dictionary device_info) throws Error {
+			var transport = new MacOSCoreDeviceTransport (udid, pairing_device, device_info);
+			transport.closed.connect (on_transport_closed);
+			transports[udid] = transport;
+			transport_attached (transport);
+		}
+
+		private void on_transport_closed (MacOSCoreDeviceTransport transport) {
+			transport_detached (transport);
+			transports.unset (transport.udid);
+		}
+	}
+
+	public sealed class MacOSCoreDeviceTransport : Object, Transport {
+		public signal void closed ();
+
+		public XpcClient pairing_device {
+			get;
+			construct;
+		}
+
+		public ConnectionType connection_type {
+			get {
+				return _connection_type;
+			}
+		}
+
+		public string udid {
+			get {
+				return _udid;
+			}
+		}
+
+		public string? name {
+			get {
+				return _name;
+			}
+		}
+
+		public Variant? icon {
+			get {
+				return null;
+			}
+		}
+
+		public UsbmuxDevice? usbmux_device {
+			get {
+				return null;
+			}
+		}
+
+		private ConnectionType _connection_type;
+		private string _udid;
+		private string _name;
+
+		private Promise<Tunnel>? tunnel_request;
+
+		private Cancellable io_cancellable = new Cancellable ();
+
+		public MacOSCoreDeviceTransport (string udid, XpcClient pairing_device, Darwin.Xpc.Dictionary device_info) throws Error {
+			Object (pairing_device: pairing_device);
+			_udid = udid;
+			update_device_info (device_info);
+		}
+
+		construct {
+			pairing_device.notify["state"].connect (on_state_changed);
+			pairing_device.message.connect (on_message);
+		}
+
+		private void update_device_info (Darwin.Xpc.Dictionary device_info) throws Error {
+			_connection_type = (device_info.get_value ("untrustedRSDDeviceInfo") != null)
+				? ConnectionType.USB
+				: ConnectionType.NETWORK;
+
+			var reader = new XpcObjectReader (device_info);
+			_name = reader.read_member ("name").get_string_value ();
+			reader.end_member ();
+		}
+
+		private void on_state_changed (Object obj, ParamSpec pspec) {
+			if (pairing_device.state == CLOSED) {
+				io_cancellable.cancel ();
+
+				closed ();
+			}
+		}
+
+		private void on_message (Darwin.Xpc.Object obj) {
+			var reader = new XpcObjectReader (obj);
+			try {
+				reader.read_member ("mangledTypeName");
+				if (reader.get_string_value () == "RemotePairing.ServiceEvent") {
+					reader
+						.end_member ()
+						.read_member ("value");
+					if (reader.try_read_member ("deviceFound")) {
+						reader
+							.read_member ("_0")
+							.read_member ("deviceInfo");
+						var device_info = (Darwin.Xpc.Dictionary)
+							reader.get_object_value (Darwin.Xpc.Dictionary.TYPE);
+						update_device_info (device_info);
+					} else if (reader.try_read_member ("tunnelUsageAssertionsInvalidated")) {
+						reader.read_member ("assertionIdentifiers");
+						var ids = new Gee.ArrayList<Bytes> ();
+						size_t n = reader.count_elements ();
+						for (size_t i = 0; i != n; i++) {
+							reader.read_element (i);
+							ids.add (new Bytes (reader.get_uuid_value ()));
+							reader.end_element ();
+						}
+						on_tunnel_usage_assertions_invalidated.begin (ids);
+					}
+				}
+			} catch (Error e) {
+			}
+		}
+
+		private async void on_tunnel_usage_assertions_invalidated (Gee.List<Bytes> ids) {
+			if (tunnel_request == null)
+				return;
+
+			try {
+				var tunnel = (MacOSTunnel) yield tunnel_request.future.wait_async (io_cancellable);
+				unowned uint8[] tunnel_assertion_id = tunnel.assertion_identifier.get_bytes ();
+				foreach (var id in ids) {
+					if (Memory.cmp (id.get_data (), tunnel_assertion_id, id.get_size ()) == 0) {
+						tunnel_request = null;
+						return;
+					}
+				}
+			} catch (GLib.Error e) {
+			}
+		}
+
+		public async Tunnel? find_tunnel (Cancellable? cancellable) throws Error, IOError {
+			while (tunnel_request != null) {
+				try {
+					return yield tunnel_request.future.wait_async (cancellable);
+				} catch (Error e) {
+					throw e;
+				} catch (IOError e) {
+					cancellable.set_error_if_cancelled ();
+				}
+			}
+			tunnel_request = new Promise<Tunnel> ();
+
+			try {
+				var tunnel = new MacOSTunnel (pairing_device);
+				yield tunnel.attach (cancellable);
+
+				tunnel_request.resolve (tunnel);
+
+				return tunnel;
+			} catch (GLib.Error e) {
+				tunnel_request.reject (e);
+				tunnel_request = null;
+
+				throw_api_error (e);
+			}
+		}
+	}
+
+	public sealed class MacOSTunnel : Object, Tunnel {
+		public DiscoveryService discovery {
+			get {
+				return _discovery;
+			}
+		}
+
+		public Darwin.Xpc.Uuid? assertion_identifier {
+			get {
+				return _assertion_identifier;
+			}
+		}
+
+		private XpcClient pairing_device;
+		private Darwin.Xpc.Uuid? _assertion_identifier;
+		private InetAddress? tunnel_device_address;
+		private DiscoveryService? _discovery;
+
+		public MacOSTunnel (XpcClient pairing_device) {
+			this.pairing_device = pairing_device;
+		}
+
+		public async void close (Cancellable? cancellable) throws IOError {
+			var r = new PairingdRequest ("RemotePairing.ReleaseAssertionRequest");
+			r.body.set_value ("assertionIdentifier", _assertion_identifier);
+			try {
+				yield pairing_device.request (r.message, cancellable);
+			} catch (Error e) {
+			}
+		}
+
+		public async void attach (Cancellable? cancellable) throws Error, IOError {
+			var r = new PairingdRequest ("RemotePairing.CreateAssertionCommand");
+			r.body.set_int64 ("flags", 0);
+			var response = yield pairing_device.request (r.message, cancellable);
+
+			var reader = new XpcObjectReader (response);
+			reader.read_member ("response");
+
+			_assertion_identifier = (Darwin.Xpc.Uuid) reader
+				.read_member ("assertionIdentifier")
+				.get_object_value (Darwin.Xpc.Uuid.TYPE);
+			reader.end_member ();
+
+			string tunnel_ip_address = reader
+				.read_member ("info")
+				.read_member ("tunnelIPAddress")
+				.get_string_value ();
+			tunnel_device_address = new InetAddress.from_string (tunnel_ip_address);
+
+			_discovery = yield locate_discovery_service (tunnel_device_address, cancellable);
+		}
+
+		public async IOStream open_tcp_connection (uint16 port, Cancellable? cancellable) throws Error, IOError {
+			SocketConnection connection;
+			try {
+				var service_address = new InetSocketAddress (tunnel_device_address, port);
+
+				var client = new SocketClient ();
+				connection = yield client.connect_async (service_address, cancellable);
+			} catch (GLib.Error e) {
+				if (e is IOError.CONNECTION_REFUSED)
+					throw new Error.SERVER_NOT_RUNNING ("%s", e.message);
+				throw new Error.TRANSPORT ("%s", e.message);
+			}
+
+			Tcp.enable_nodelay (connection.socket);
+
+			return connection;
+		}
+
+		private static async DiscoveryService locate_discovery_service (InetAddress tunnel_device_address, Cancellable? cancellable)
+				throws Error, IOError {
+			var main_context = MainContext.get_thread_default ();
+
+			var path_buf = new char[4096];
+			unowned string path = (string) path_buf;
+
+			uint delays[] = { 0, 50, 250 };
+			for (uint attempts = 0; attempts != delays.length; attempts++) {
+				uint delay = delays[attempts];
+				if (delay != 0) {
+					var timeout_source = new TimeoutSource (delay);
+					timeout_source.set_callback (locate_discovery_service.callback);
+					timeout_source.attach (main_context);
+
+					var cancel_source = new CancellableSource (cancellable);
+					cancel_source.set_callback (locate_discovery_service.callback);
+					cancel_source.attach (main_context);
+
+					yield;
+
+					cancel_source.destroy ();
+					timeout_source.destroy ();
+
+					if (cancellable.is_cancelled ())
+						break;
+				}
+
+				foreach (var item in XNU.query_active_tcp_connections ()) {
+					if (item.family != IPV6)
+						continue;
+					if (!item.foreign_address.equal (tunnel_device_address))
+						continue;
+					if (Darwin.XNU.proc_pidpath (item.effective_pid, path_buf) <= 0)
+						continue;
+					if (path != "/usr/libexec/remoted")
+						continue;
+
+					try {
+						var connectable = new InetSocketAddress (tunnel_device_address, item.foreign_port);
+
+						var sc = new SocketClient ();
+						SocketConnection connection = yield sc.connect_async (connectable, cancellable);
+						Tcp.enable_nodelay (connection.socket);
+
+						return yield DiscoveryService.open (connection, cancellable);
+					} catch (GLib.Error e) {
+					}
+				}
+			}
+
+			throw new Error.NOT_SUPPORTED ("Unable to detect RSD port");
+		}
+	}
+
+	private sealed class PairingdRequest {
+		public Darwin.Xpc.Dictionary message = new Darwin.Xpc.Dictionary ();
+		public Darwin.Xpc.Dictionary body = new Darwin.Xpc.Dictionary ();
+
+		public PairingdRequest (string name) {
+			message.set_string ("mangledTypeName", name);
+			message.set_value ("value", body);
+		}
+	}
+
+	namespace XNU {
+		public PcbList query_active_tcp_connections () {
+			size_t size = 0;
+			Darwin.XNU.sysctlbyname ("net.inet.tcp.pcblist_n", null, &size);
+
+			var pcbs = new uint8[size];
+			Darwin.XNU.sysctlbyname ("net.inet.tcp.pcblist_n", pcbs, &size);
+
+			return new PcbList (pcbs);
+		}
+
+		public class PcbList {
+			private uint8[] pcbs;
+
+			internal PcbList (owned uint8[] pcbs) {
+				this.pcbs = (owned) pcbs;
+			}
+
+			public Iterator iterator () {
+				return new Iterator (this);
+			}
+
+			public class Iterator {
+				private PcbList list;
+				private InetItem * cursor;
+
+				internal Iterator (PcbList list) {
+					this.list = list;
+
+					var gen = (Darwin.XNU.InetPcbGeneration *) list.pcbs;
+					cursor = (InetItem *) ((uint8 *) list.pcbs + gen->length);
+				}
+
+				public Item? next_value () {
+					InetPcb * pcb = null;
+					while (true) {
+						if (cursor->length == 24)
+							return null;
+
+						switch (cursor->kind) {
+							case InetItemKind.PCB:
+								pcb = (InetPcb *) cursor;
+								break;
+							case InetItemKind.SOCKET:
+								var item = new Item (*pcb, *((InetSocket *) cursor));
+								advance ();
+								return item;
+						}
+
+						advance ();
+					}
+				}
+
+				private void advance () {
+					uint32 l = cursor->length;
+					if (l % 8 != 0)
+						l += 8 - (l % 8);
+					cursor = (InetItem *) ((uint8 *) cursor + l);
+				}
+			}
+
+			public class Item {
+				public SocketFamily family {
+					get {
+						return ((pcb.version_flag & Darwin.XNU.InetVersionFlags.IPV6) != 0)
+							? SocketFamily.IPV6
+							: SocketFamily.IPV4;
+					}
+				}
+
+				public InetAddress local_address {
+					get {
+						if (cached_local_address == null)
+							cached_local_address = parse_address (pcb.local_address);
+						return cached_local_address;
+					}
+				}
+
+				public uint16 local_port {
+					get {
+						return uint16.from_big_endian (pcb.local_port);
+					}
+				}
+
+				public InetAddress foreign_address {
+					get {
+						if (cached_foreign_address == null)
+							cached_foreign_address = parse_address (pcb.foreign_address);
+						return cached_foreign_address;
+					}
+				}
+
+				public uint16 foreign_port {
+					get {
+						return uint16.from_big_endian (pcb.foreign_port);
+					}
+				}
+
+				public int32 effective_pid {
+					get {
+						return sock.effective_pid;
+					}
+				}
+
+				private InetPcb pcb;
+				private InetSocket sock;
+				private InetAddress? cached_local_address;
+				private InetAddress? cached_foreign_address;
+
+				public Item (InetPcb pcb, InetSocket sock) {
+					this.pcb = pcb;
+					this.sock = sock;
+				}
+
+				private InetAddress parse_address (uint8[] bytes) {
+					if ((pcb.version_flag & Darwin.XNU.InetVersionFlags.IPV6) != 0)
+						return new InetAddress.from_bytes (bytes, IPV6);
+					var addr = (Darwin.XNU.InetAddr4in6 *) bytes;
+					return new InetAddress.from_bytes ((uint8[]) &addr->addr4.s_addr, IPV4);
+				}
+			}
+		}
+
+		[SimpleType]
+		public struct InetItem {
+			public uint32 length;
+			public uint32 kind;
+		}
+
+		public enum InetItemKind {
+			SOCKET	= 0x001,
+			PCB	= 0x010,
+		}
+
+		[SimpleType]
+		public struct InetPcb {
+			public uint32 length;
+			public uint32 kind;
+
+			public uint64 inpp;
+			public uint16 foreign_port;
+			public uint16 local_port;
+			public uint32 per_protocol_pcb_low;
+			public uint32 per_protocol_pcb_high;
+			public uint32 generation_count_low;
+			public uint32 generation_count_high;
+			public int flags;
+			public uint32 flow;
+			public uint8 version_flag;
+			public uint8 ip_ttl;
+			public uint8 ip_protocol;
+			public uint8 padding;
+			public uint8 foreign_address[16];
+			public uint8 local_address[16];
+			public InetDepend4 depend4;
+			public InetDepend6 depend6;
+			public uint32 flowhash;
+			public uint32 flags2;
+		}
+
+		[SimpleType]
+		public struct InetSocket {
+			public uint32 length;
+			public uint32 kind;
+
+			public uint64 so;
+			public int16 type;
+			public uint16 options_low;
+			public uint16 options_high;
+			public int16 linger;
+			public int16 state;
+			public uint16 pcb[4];
+			public uint16 protocol_low;
+			public uint16 protocol_high;
+			public uint16 family_low;
+			public uint16 family_high;
+			public int16 qlen;
+			public int16 incqlen;
+			public int16 qlimit;
+			public int16 timeo;
+			public uint16 error;
+			public int32 pgid;
+			public uint32 oobmark;
+			public uint32 uid;
+			public int32 last_pid;
+			public int32 effective_pid;
+			public uint64 gencnt;
+			public uint32 flags;
+			public uint32 flags1;
+			public int32 usecount;
+			public int32 retaincnt;
+			public uint32 filter_flags;
+		}
+
+		[SimpleType]
+		public struct InetDepend4 {
+			public uint8 ip_tos;
+		}
+
+		[SimpleType]
+		public struct InetDepend6 {
+			public uint8 hlim;
+			public int checksum;
+			public uint16 interface_index;
+			public int16 hops;
+		}
+	}
+}

src/fruity/device-monitor-unix.c

@@ -3,7 +3,7 @@
 #include "frida-base.h"
 
 void
-_frida_fruity_host_session_backend_extract_details_for_device (gint product_id, const char * udid, char ** name, GVariant ** icon,
+_frida_fruity_usbmux_backend_extract_details_for_device (gint product_id, const char * udid, char ** name, GVariant ** icon,
     GError ** error)
 {
   *name = g_strdup ("iOS Device");

src/fruity/device-monitor-windows.c

@@ -71,7 +71,7 @@ static gpointer frida_read_registry_value (HKEY key, WCHAR * value_name, DWORD e
 static GUID GUID_APPLE_USB = { 0xF0B32BE3, 0x6678, 0x4879, { 0x92, 0x30, 0x0E4, 0x38, 0x45, 0xD8, 0x05, 0xEE } };
 
 void
-_frida_fruity_host_session_backend_extract_details_for_device (gint product_id, const char * udid, char ** name, GVariant ** icon,
+_frida_fruity_usbmux_backend_extract_details_for_device (gint product_id, const char * udid, char ** name, GVariant ** icon,
     GError ** error)
 {
   gboolean result = FALSE;

src/fruity/dtx.vala

@@ -1,18 +1,18 @@
 [CCode (gir_namespace = "FridaFruity", gir_version = "1.0")]
 namespace Frida.Fruity {
 	public class DeviceInfoService : Object, AsyncInitable {
-		public ChannelProvider channel_provider {
+		public HostChannelProvider channel_provider {
 			get;
 			construct;
 		}
 
 		private DTXChannel channel;
 
-		private DeviceInfoService (ChannelProvider channel_provider) {
+		private DeviceInfoService (HostChannelProvider channel_provider) {
 			Object (channel_provider: channel_provider);
 		}
 
-		public static async DeviceInfoService open (ChannelProvider channel_provider, Cancellable? cancellable = null)
+		public static async DeviceInfoService open (HostChannelProvider channel_provider, Cancellable? cancellable = null)
 				throws Error, IOError {
 			var service = new DeviceInfoService (channel_provider);
 
@@ -74,21 +74,53 @@ namespace Frida.Fruity {
 				return "/private" + name;
 			return name;
 		}
+
+		public class ProcessInfo : Object {
+			public uint pid {
+				get;
+				set;
+			}
+
+			public string name {
+				get;
+				set;
+			}
+
+			public string real_app_name {
+				get;
+				set;
+			}
+
+			public bool is_application {
+				get;
+				set;
+			}
+
+			public bool foreground_running {
+				get;
+				set;
+			}
+
+			public DateTime? start_date {
+				get;
+				set;
+			}
+		}
 	}
 
 	public class ApplicationListingService : Object, AsyncInitable {
-		public ChannelProvider channel_provider {
+		public HostChannelProvider channel_provider {
 			get;
 			construct;
 		}
 
 		private DTXChannel channel;
 
-		private ApplicationListingService (ChannelProvider channel_provider) {
+		private ApplicationListingService (HostChannelProvider channel_provider) {
 			Object (channel_provider: channel_provider);
 		}
 
-		public static async ApplicationListingService open (ChannelProvider channel_provider, Cancellable? cancellable = null)
+		public static async ApplicationListingService open (HostChannelProvider channel_provider, Cancellable? cancellable = null)
 				throws Error, IOError {
 			var service = new ApplicationListingService (channel_provider);
 
@@ -178,21 +210,115 @@ namespace Frida.Fruity {
 
 			return result;
 		}
+
+		public class ApplicationInfo : Object {
+			public ApplicationType app_type {
+				get;
+				set;
+			}
+
+			public string display_name {
+				get;
+				set;
+			}
+
+			public string bundle_identifier {
+				get;
+				set;
+			}
+
+			public string bundle_path {
+				get;
+				set;
+			}
+
+			public string? version {
+				get;
+				set;
+			}
+
+			public bool placeholder {
+				get;
+				set;
+			}
+
+			public bool restricted {
+				get;
+				set;
+			}
+
+			public string? executable_name {
+				get;
+				set;
+			}
+
+			public string[]? app_extension_uuids {
+				get;
+				set;
+			}
+
+			public string? plugin_uuid {
+				get;
+				set;
+			}
+
+			public string? plugin_identifier {
+				get;
+				set;
+			}
+
+			public string? container_bundle_identifier {
+				get;
+				set;
+			}
+
+			public string? container_bundle_path {
+				get;
+				set;
+			}
+		}
+
+		public enum ApplicationType {
+			SYSTEM = 1,
+			USER,
+			PLUGIN_KIT;
+
+			public static ApplicationType from_nick (string nick) throws Error {
+				return Marshal.enum_from_nick<ApplicationType> (nick);
+			}
+
+			public string to_nick () {
+				return Marshal.enum_to_nick<ApplicationType> (this);
+			}
+
+			internal static ApplicationType from_dtx (string type) {
+				if (type == "System")
+					return SYSTEM;
+
+				if (type == "User")
+					return USER;
+
+				if (type == "PluginKit")
+					return PLUGIN_KIT;
+
+				assert_not_reached ();
+			}
+		}
 	}
 
 	public class ProcessControlService : Object, AsyncInitable {
-		public ChannelProvider channel_provider {
+		public HostChannelProvider channel_provider {
 			get;
 			construct;
 		}
 
 		private DTXChannel channel;
 
-		private ProcessControlService (ChannelProvider channel_provider) {
+		private ProcessControlService (HostChannelProvider channel_provider) {
 			Object (channel_provider: channel_provider);
 		}
 
-		public static async ProcessControlService open (ChannelProvider channel_provider, Cancellable? cancellable = null)
+		public static async ProcessControlService open (HostChannelProvider channel_provider, Cancellable? cancellable = null)
 				throws Error, IOError {
 			var service = new ProcessControlService (channel_provider);
 
@@ -220,132 +346,6 @@ namespace Frida.Fruity {
 		}
 	}
 
-	public class ProcessInfo : Object {
-		public uint pid {
-			get;
-			set;
-		}
-
-		public string name {
-			get;
-			set;
-		}
-
-		public string real_app_name {
-			get;
-			set;
-		}
-
-		public bool is_application {
-			get;
-			set;
-		}
-
-		public bool foreground_running {
-			get;
-			set;
-		}
-
-		public DateTime? start_date {
-			get;
-			set;
-		}
-	}
-
-	public class ApplicationInfo : Object {
-		public ApplicationType app_type {
-			get;
-			set;
-		}
-
-		public string display_name {
-			get;
-			set;
-		}
-
-		public string bundle_identifier {
-			get;
-			set;
-		}
-
-		public string bundle_path {
-			get;
-			set;
-		}
-
-		public string? version {
-			get;
-			set;
-		}
-
-		public bool placeholder {
-			get;
-			set;
-		}
-
-		public bool restricted {
-			get;
-			set;
-		}
-
-		public string? executable_name {
-			get;
-			set;
-		}
-
-		public string[]? app_extension_uuids {
-			get;
-			set;
-		}
-
-		public string? plugin_uuid {
-			get;
-			set;
-		}
-
-		public string? plugin_identifier {
-			get;
-			set;
-		}
-
-		public string? container_bundle_identifier {
-			get;
-			set;
-		}
-
-		public string? container_bundle_path {
-			get;
-			set;
-		}
-	}
-
-	public enum ApplicationType {
-		SYSTEM = 1,
-		USER,
-		PLUGIN_KIT;
-
-		public static ApplicationType from_nick (string nick) throws Error {
-			return Marshal.enum_from_nick<ApplicationType> (nick);
-		}
-
-		public string to_nick () {
-			return Marshal.enum_to_nick<ApplicationType> (this);
-		}
-
-		internal static ApplicationType from_dtx (string type) {
-			if (type == "System")
-				return SYSTEM;
-
-			if (type == "User")
-				return USER;
-
-			if (type == "PluginKit")
-				return PLUGIN_KIT;
-
-			assert_not_reached ();
-		}
-	}
-
 	public class DTXConnection : Object, DTXTransport {
 		public IOStream stream {
 			get;
@@ -363,7 +363,7 @@ namespace Frida.Fruity {
 			CLOSED
 		}
 
-		private static Gee.HashMap<ChannelProvider, Future<DTXConnection>> connections;
+		private static Gee.HashMap<HostChannelProvider, Future<DTXConnection>> connections;
 
 		private State _state = OPEN;
 
@@ -383,19 +383,21 @@ namespace Frida.Fruity {
 		private const uint32 DTX_FRAGMENT_MAGIC = 0x1f3d5b79U;
 		private const uint MAX_BUFFERED_COUNT = 100;
 		private const size_t MAX_BUFFERED_SIZE = 30 * 1024 * 1024;
-		private const size_t MAX_MESSAGE_SIZE = 1024 * 1024;
+		private const size_t MAX_MESSAGE_SIZE = 128 * 1024 * 1024;
 		private const size_t MAX_FRAGMENT_SIZE = 128 * 1024;
-		private const string REMOTESERVER_ENDPOINT_MODERN = "lockdown:com.apple.instruments.remoteserver.DVTSecureSocketProxy";
+		private const string REMOTESERVER_ENDPOINT_17PLUS = "lockdown:com.apple.instruments.dtservicehub";
+		private const string REMOTESERVER_ENDPOINT_14PLUS = "lockdown:com.apple.instruments.remoteserver.DVTSecureSocketProxy";
 		private const string REMOTESERVER_ENDPOINT_LEGACY = "lockdown:com.apple.instruments.remoteserver?tls=handshake-only";
  		private const string[] REMOTESERVER_ENDPOINT_CANDIDATES = {
-			REMOTESERVER_ENDPOINT_MODERN,
+			REMOTESERVER_ENDPOINT_17PLUS,
+			REMOTESERVER_ENDPOINT_14PLUS,
 			REMOTESERVER_ENDPOINT_LEGACY,
 		};
 
-		public static async DTXConnection obtain (ChannelProvider channel_provider, Cancellable? cancellable)
+		public static async DTXConnection obtain (HostChannelProvider channel_provider, Cancellable? cancellable)
 				throws Error, IOError {
 			if (connections == null)
-				connections = new Gee.HashMap<ChannelProvider, Future<DTXConnection>> ();
+				connections = new Gee.HashMap<HostChannelProvider, Future<DTXConnection>> ();
 
 			while (connections.has_key (channel_provider)) {
 				var future = connections[channel_provider];
@@ -442,7 +444,7 @@ namespace Frida.Fruity {
 			throw api_error;
 		}
 
-		public static async void close_all (ChannelProvider channel_provider, Cancellable? cancellable) throws IOError {
+		public static async void close_all (HostChannelProvider channel_provider, Cancellable? cancellable) throws IOError {
 			if (connections == null)
 				return;
 
@@ -705,7 +707,9 @@ namespace Frida.Fruity {
 
 			int32 channel_code = message.channel_code;
 			bool is_notification = false;
-			if (message.type == RESULT && channel_code < 0) {
+			if (message.type == INVOKE) {
+				channel_code = -channel_code;
+			} else if (message.type == RESULT && channel_code < 0) {
 				channel_code = -channel_code;
 				is_notification = true;
 			}
@@ -866,7 +870,7 @@ namespace Frida.Fruity {
 
 	public class DTXChannel : Object {
 		public signal void invocation (string method_name, DTXArgumentList args, DTXMessageTransportFlags transport_flags);
-		public signal void notification (NSDictionary dict);
+		public signal void notification (NSObject obj);
 		public signal void barrier ();
 
 		public int32 code {
@@ -1016,10 +1020,8 @@ namespace Frida.Fruity {
 		}
 
 		internal void handle_notification (DTXMessage message) throws Error {
-			NSDictionary? dict = NSKeyedArchive.decode (message.payload_data) as NSDictionary;
-			if (dict == null)
-				throw new Error.PROTOCOL ("Malformed notification payload");
-			notification (dict);
+			var payload = NSKeyedArchive.decode (message.payload_data);
+			notification (payload);
 		}
 
 		internal void handle_barrier (DTXMessage message) throws Error {
@@ -1062,7 +1064,7 @@ namespace Frida.Fruity {
 	}
 
 	public class DTXArgumentList {
-		private Value[] elements;
+		public Value[] elements;
 
 		private DTXArgumentList (owned Value[] elements) {
 			this.elements = (owned) elements;
@@ -1101,7 +1103,7 @@ namespace Frida.Fruity {
 						NSObject? obj = NSKeyedArchive.decode (buf);
 						if (obj != null) {
 							var gval = Value (Type.from_instance (obj));
-							gval.set_instance (obj);
+							gval.set_boxed (obj);
 							elements += (owned) gval;
 						} else {
 							var gval = Value (typeof (NSObject));

src/fruity/helpers/symbol-fetcher.c

@@ -50,9 +50,11 @@ frida_fetch_dyld_symbols (char * output_buffer, const void * dyld_load_address)
     const char * name = strings + sym->n_un.n_strx;
 
     if (frida_str_contains (name, "libdyld_initialize") ||
+        frida_str_contains (name, "notifyObjCInit") ||
         frida_str_contains (name, "restartWithDyldInCache") ||
         frida_str_equals (name, "_gProcessInfo") ||
         frida_str_equals (name, "__ZN5dyld412gProcessInfoE") ||
+        frida_str_equals (name, "__ZL12sProcessInfo") ||
         frida_str_contains (name, "launchWithClosure") ||
         frida_str_contains (name, "initializeMainExecutable") ||
         frida_str_contains (name, "registerThreadHelpers") ||

src/fruity/helpers/upload-listener.c

@@ -5,11 +5,15 @@ frida_listen (int rx_buffer_size, const FridaUploadApi * api)
 {
   uint8_t error_code;
   int fd;
-  struct sockaddr_in addr;
+  struct sockaddr_in6 addr = {
+    .sin6_family = AF_INET6,
+    .sin6_addr = IN6ADDR_ANY_INIT,
+    .sin6_port = 0,
+  };
   socklen_t addr_len;
   int res;
 
-  fd = api->socket (AF_INET, SOCK_STREAM, 0);
+  fd = api->socket (AF_INET6, SOCK_STREAM, 0);
   if (fd == -1)
     goto socket_failed;
 
@@ -17,10 +21,6 @@ frida_listen (int rx_buffer_size, const FridaUploadApi * api)
   if (res == -1)
     goto setsockopt_failed;
 
-  addr.sin_family = AF_INET;
-  addr.sin_addr.s_addr = htonl (INADDR_LOOPBACK);
-  addr.sin_port = 0;
-
   addr_len = sizeof (addr);
 
   res = api->bind (fd, (const struct sockaddr *) &addr, addr_len);
@@ -35,7 +35,7 @@ frida_listen (int rx_buffer_size, const FridaUploadApi * api)
   if (res == -1)
     goto listen_failed;
 
-  return ((uint64_t) fd << 16) | ntohs (addr.sin_port);
+  return ((uint64_t) fd << 16) | ntohs (addr.sin6_port);
 
 socket_failed:
   {

src/fruity/injector.vala

@@ -1,6 +1,6 @@
 [CCode (gir_namespace = "FridaFruityInjector", gir_version = "1.0")]
 namespace Frida.Fruity.Injector {
-	public static async GadgetDetails inject (owned Gum.DarwinModule module, LLDB.Client lldb, ChannelProvider channel_provider,
+	public static async GadgetDetails inject (owned Gum.DarwinModule module, LLDB.Client lldb, HostChannelProvider channel_provider,
 			Cancellable? cancellable) throws Error, IOError {
 		var session = new Session (module, lldb, channel_provider);
 		return yield session.run (cancellable);
@@ -32,7 +32,7 @@ namespace Frida.Fruity.Injector {
 			construct;
 		}
 
-		public ChannelProvider channel_provider {
+		public HostChannelProvider channel_provider {
 			get;
 			construct;
 		}
@@ -64,13 +64,12 @@ namespace Frida.Fruity.Injector {
 
 		private LLDB.AppleDyldFields? dyld_fields;
 		private uint64 dyld_base;
-		private Gee.Map<string, uint64?>? dyld_symbols;
 
 		private bool libsystem_initialized;
 
 		private size_t module_size;
 
-		public Session (Gum.DarwinModule module, LLDB.Client lldb, ChannelProvider channel_provider) {
+		public Session (Gum.DarwinModule module, LLDB.Client lldb, HostChannelProvider channel_provider) {
 			Object (
 				module: module,
 				lldb: lldb,
@@ -160,7 +159,6 @@ namespace Frida.Fruity.Injector {
 					return true;
 				}, cancellable);
 			}
-			dyld_symbols = yield fetch_dyld_symbols (cancellable);
 
 			return null;
 		}
@@ -629,22 +627,24 @@ namespace Frida.Fruity.Injector {
 
 		/* Compiled from helpers/upload-listener.c */
 		private const uint8[] UPLOAD_LISTENER_CODE = {
-			0xff, 0x43, 0x01, 0xd1, 0xf6, 0x57, 0x02, 0xa9, 0xf4, 0x4f, 0x03, 0xa9, 0xfd, 0x7b, 0x04, 0xa9, 0xfd, 0x03, 0x01,
-			0x91, 0xf3, 0x03, 0x01, 0xaa, 0xe0, 0x1f, 0x00, 0xb9, 0x28, 0x00, 0x40, 0xf9, 0x40, 0x00, 0x80, 0x52, 0x21, 0x00,
-			0x80, 0x52, 0x02, 0x00, 0x80, 0x52, 0x00, 0x01, 0x3f, 0xd6, 0x1f, 0x04, 0x00, 0x31, 0x80, 0x05, 0x00, 0x54, 0xf4,
-			0x03, 0x00, 0xaa, 0x68, 0x06, 0x40, 0xf9, 0xe3, 0x73, 0x00, 0x91, 0xe1, 0xff, 0x9f, 0x52, 0x42, 0x00, 0x82, 0x52,
-			0x84, 0x00, 0x80, 0x52, 0x00, 0x01, 0x3f, 0xd6, 0x1f, 0x04, 0x00, 0x31, 0xa0, 0x04, 0x00, 0x54, 0x48, 0x00, 0x80,
-			0x52, 0xe8, 0x27, 0x00, 0x39, 0xe8, 0x0f, 0x80, 0x52, 0x08, 0x20, 0xa0, 0x72, 0xe8, 0x0f, 0x00, 0xb9, 0xff, 0x17,
-			0x00, 0x79, 0x08, 0x02, 0x80, 0x52, 0xe8, 0x07, 0x00, 0xb9, 0x68, 0x0a, 0x40, 0xf9, 0xe1, 0x23, 0x00, 0x91, 0xe0,
-			0x03, 0x14, 0xaa, 0x02, 0x02, 0x80, 0x52, 0x00, 0x01, 0x3f, 0xd6, 0x1f, 0x04, 0x00, 0x31, 0x00, 0x03, 0x00, 0x54,
-			0x68, 0x12, 0x40, 0xf9, 0xe1, 0x23, 0x00, 0x91, 0xe2, 0x13, 0x00, 0x91, 0xe0, 0x03, 0x14, 0xaa, 0x00, 0x01, 0x3f,
+			0xff, 0x83, 0x01, 0xd1, 0xf6, 0x57, 0x03, 0xa9, 0xf4, 0x4f, 0x04, 0xa9, 0xfd, 0x7b, 0x05, 0xa9, 0xfd, 0x43, 0x01,
+			0x91, 0xf3, 0x03, 0x01, 0xaa, 0x08, 0x00, 0x00, 0x90, 0x08, 0xb1, 0x04, 0x91, 0xa0, 0xc3, 0x1d, 0xb8, 0x00, 0x01,
+			0xc0, 0x3d, 0xe0, 0x07, 0x80, 0x3d, 0x00, 0xc1, 0xc0, 0x3c, 0xe0, 0xc3, 0x81, 0x3c, 0x28, 0x00, 0x40, 0xf9, 0xc0,
+			0x03, 0x80, 0x52, 0x21, 0x00, 0x80, 0x52, 0x02, 0x00, 0x80, 0x52, 0x00, 0x01, 0x3f, 0xd6, 0x1f, 0x04, 0x00, 0x31,
+			0xc0, 0x04, 0x00, 0x54, 0xf4, 0x03, 0x00, 0xaa, 0x68, 0x06, 0x40, 0xf9, 0xa3, 0x93, 0x00, 0xd1, 0xe1, 0xff, 0x9f,
+			0x52, 0x42, 0x00, 0x82, 0x52, 0x84, 0x00, 0x80, 0x52, 0x00, 0x01, 0x3f, 0xd6, 0x1f, 0x04, 0x00, 0x31, 0xe0, 0x03,
+			0x00, 0x54, 0x88, 0x03, 0x80, 0x52, 0xe8, 0x0f, 0x00, 0xb9, 0x68, 0x0a, 0x40, 0xf9, 0xe1, 0x43, 0x00, 0x91, 0xe0,
+			0x03, 0x14, 0xaa, 0x82, 0x03, 0x80, 0x52, 0x00, 0x01, 0x3f, 0xd6, 0x1f, 0x04, 0x00, 0x31, 0x00, 0x03, 0x00, 0x54,
+			0x68, 0x12, 0x40, 0xf9, 0xe1, 0x43, 0x00, 0x91, 0xe2, 0x33, 0x00, 0x91, 0xe0, 0x03, 0x14, 0xaa, 0x00, 0x01, 0x3f,
 			0xd6, 0x1f, 0x04, 0x00, 0x31, 0x60, 0x02, 0x00, 0x54, 0x68, 0x0e, 0x40, 0xf9, 0xe0, 0x03, 0x14, 0xaa, 0x21, 0x00,
 			0x80, 0x52, 0x00, 0x01, 0x3f, 0xd6, 0x1f, 0x04, 0x00, 0x31, 0xe0, 0x01, 0x00, 0x54, 0x88, 0x7e, 0x40, 0x93, 0xe9,
-			0x17, 0x40, 0x79, 0x29, 0x09, 0xc0, 0x5a, 0x35, 0x7d, 0x10, 0x53, 0x15, 0xbd, 0x70, 0xb3, 0x0d, 0x00, 0x00, 0x14,
+			0x27, 0x40, 0x79, 0x29, 0x09, 0xc0, 0x5a, 0x35, 0x7d, 0x10, 0x53, 0x15, 0xbd, 0x70, 0xb3, 0x0d, 0x00, 0x00, 0x14,
 			0x15, 0x20, 0xe0, 0xd2, 0x0b, 0x00, 0x00, 0x14, 0x15, 0x40, 0xe0, 0xd2, 0x06, 0x00, 0x00, 0x14, 0x15, 0x60, 0xe0,
 			0xd2, 0x04, 0x00, 0x00, 0x14, 0x15, 0x80, 0xe0, 0xd2, 0x02, 0x00, 0x00, 0x14, 0x15, 0xa0, 0xe0, 0xd2, 0x68, 0x42,
-			0x40, 0xf9, 0xe0, 0x03, 0x14, 0xaa, 0x00, 0x01, 0x3f, 0xd6, 0xe0, 0x03, 0x15, 0xaa, 0xfd, 0x7b, 0x44, 0xa9, 0xf4,
-			0x4f, 0x43, 0xa9, 0xf6, 0x57, 0x42, 0xa9, 0xff, 0x43, 0x01, 0x91, 0xc0, 0x03, 0x5f, 0xd6
+			0x40, 0xf9, 0xe0, 0x03, 0x14, 0xaa, 0x00, 0x01, 0x3f, 0xd6, 0xe0, 0x03, 0x15, 0xaa, 0xfd, 0x7b, 0x45, 0xa9, 0xf4,
+			0x4f, 0x44, 0xa9, 0xf6, 0x57, 0x43, 0xa9, 0xff, 0x83, 0x01, 0x91, 0xc0, 0x03, 0x5f, 0xd6, 0x00, 0x1e, 0x00, 0x00,
+			0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+			0x00, 0x00, 0x00, 0x00, 0x00
 		};
 
 		/* Compiled from helpers/upload-receiver.c */
@@ -810,7 +810,7 @@ namespace Frida.Fruity.Injector {
 			return total;
 		}
 
-		private uint64 resolve_dyld_symbol (string name, string nick) throws Error {
+		private static uint64 resolve_dyld_symbol (string name, string nick, Gee.Map<string, uint64?> dyld_symbols) throws Error {
 			uint64? val = dyld_symbols[name];
 			if (val == null)
 				throw new Error.UNSUPPORTED ("Unsupported iOS version (%s not found)", nick);
@@ -821,13 +821,15 @@ namespace Frida.Fruity.Injector {
 			if (libsystem_initialized)
 				return;
 
+			var dyld_symbols = yield fetch_dyld_symbols (cancellable);
+
 			yield restore_main_thread_state (cancellable);
 
 			uint64? libdyld_initialize = dyld_symbols["__ZN5dyld44APIs19_libdyld_initializeEPKNS_16LibSystemHelpersE"];
 			if (libdyld_initialize != null)
-				yield ensure_libsystem_initialized_for_dyld_v4_and_above (libdyld_initialize, cancellable);
+				yield ensure_libsystem_initialized_for_dyld_v4_and_above (libdyld_initialize, dyld_symbols, cancellable);
 			else
-				yield ensure_libsystem_initialized_for_dyld_v3_and_below (cancellable);
+				yield ensure_libsystem_initialized_for_dyld_v3_and_below (dyld_symbols, cancellable);
 
 			yield save_main_thread_state (cancellable);
 
@@ -836,15 +838,21 @@ namespace Frida.Fruity.Injector {
 		}
 
 		private async void ensure_libsystem_initialized_for_dyld_v4_and_above (uint64 libdyld_initialize,
-				Cancellable? cancellable) throws GLib.Error {
-			uint64? process_info_ptr = dyld_symbols["_gProcessInfo"];
+				Gee.Map<string, uint64?> dyld_symbols, Cancellable? cancellable) throws GLib.Error {
+			uint64? process_info_ptr = dyld_symbols["__ZL12sProcessInfo"];
 			if (process_info_ptr == null)
 				process_info_ptr = dyld_symbols["__ZN5dyld412gProcessInfoE"];
+			if (process_info_ptr == null)
+				process_info_ptr = dyld_symbols["_gProcessInfo"];
 
-			GDB.Breakpoint init_breakpoint = yield lldb.add_breakpoint (SOFT, libdyld_initialize, 4, cancellable);
+			uint64? notify_objc_init = dyld_symbols["__ZN5dyld412RuntimeState14notifyObjCInitEPKNS_6LoaderE"];
+			uint64 initializer = (notify_objc_init != null) ? notify_objc_init : libdyld_initialize;
+			GDB.Breakpoint init_breakpoint = yield lldb.add_breakpoint (SOFT, initializer, 4, cancellable);
 
 			GDB.Breakpoint? restart_breakpoint = null;
-			uint64? restart_with_dyld_in_cache = dyld_symbols["__ZN5dyld422restartWithDyldInCacheEPKNS_10KernelArgsEPKN5dyld39MachOFileEPv"];
+			uint64? restart_with_dyld_in_cache = dyld_symbols["__ZN5dyld422restartWithDyldInCacheEPKNS_10KernelArgsEPKN5dyld39MachOFileEPK15DyldSharedCachePv"];
+			if (restart_with_dyld_in_cache == null)
+				restart_with_dyld_in_cache = dyld_symbols["__ZN5dyld422restartWithDyldInCacheEPKNS_10KernelArgsEPKN5dyld39MachOFileEPv"];
 			if (restart_with_dyld_in_cache != null)
 				restart_breakpoint = yield lldb.add_breakpoint (SOFT, restart_with_dyld_in_cache, 4, cancellable);
 
@@ -854,12 +862,18 @@ namespace Frida.Fruity.Injector {
 			if (hit_breakpoint == null)
 				throw new Error.UNSUPPORTED ("Unexpected exception");
 
+			if (restart_breakpoint != null)
+				yield restart_breakpoint.remove (cancellable);
+			yield init_breakpoint.remove (cancellable);
+
 			if (hit_breakpoint == restart_breakpoint) {
 				if (process_info_ptr == null)
 					throw new Error.UNSUPPORTED ("Missing gProcessInfo");
 				uint64 process_info = yield lldb.read_pointer (process_info_ptr, cancellable);
 				uint64 dyld_image_load_address = yield lldb.read_pointer (process_info + 0x20, cancellable);
 
+				initializer = dyld_image_load_address + (initializer - dyld_base);
+
 				var rebased_symbols = new Gee.HashMap<string, uint64?> ();
 				foreach (var e in dyld_symbols.entries)
 					rebased_symbols[e.key] = dyld_image_load_address + (e.value - dyld_base);
@@ -867,13 +881,12 @@ namespace Frida.Fruity.Injector {
 				dyld_base = dyld_image_load_address;
 				dyld_symbols = rebased_symbols;
 
-				yield restart_breakpoint.remove (cancellable);
-				yield init_breakpoint.remove (cancellable);
-				uint64 real_libdyld_initialize = dyld_symbols["__ZN5dyld44APIs19_libdyld_initializeEPKNS_16LibSystemHelpersE"];
-				init_breakpoint = yield lldb.add_breakpoint (SOFT, real_libdyld_initialize, 4, cancellable);
+				init_breakpoint = yield lldb.add_breakpoint (SOFT, initializer, 4, cancellable);
 
 				exception = (LLDB.Exception) yield lldb.continue_until_exception (cancellable);
 
+				yield init_breakpoint.remove (cancellable);
+
 				hit_breakpoint = exception.breakpoint;
 				if (hit_breakpoint == null)
 					throw new Error.UNSUPPORTED ("Unexpected exception");
@@ -882,7 +895,10 @@ namespace Frida.Fruity.Injector {
 			}
 
 			assert (hit_breakpoint == init_breakpoint);
-			yield init_breakpoint.remove (cancellable);
+
+			bool done_because_we_hit_notify_objc_init = initializer != libdyld_initialize;
+			if (done_because_we_hit_notify_objc_init)
+				return;
 
 			uint64 dyld_size = dyld_symbols["dyld_size"];
 			uint64 frame_here = exception.context["fp"];
@@ -911,7 +927,8 @@ namespace Frida.Fruity.Injector {
 			yield caller_breakpoint.remove (cancellable);
 		}
 
-		private async void ensure_libsystem_initialized_for_dyld_v3_and_below (Cancellable? cancellable) throws GLib.Error {
+		private async void ensure_libsystem_initialized_for_dyld_v3_and_below (Gee.Map<string, uint64?> dyld_symbols,
+				Cancellable? cancellable) throws GLib.Error {
 			GDB.Breakpoint? modern_breakpoint = null;
 			uint64 launch_with_closure = 0;
 
@@ -931,7 +948,8 @@ namespace Frida.Fruity.Injector {
 				modern_breakpoint = yield lldb.add_breakpoint (SOFT, run_initializers_call, 4, cancellable);
 			}
 
-			uint64 initialize_main_executable = resolve_dyld_symbol ("__ZN4dyld24initializeMainExecutableEv", "initializeMainExecutable");
+			uint64 initialize_main_executable = resolve_dyld_symbol ("__ZN4dyld24initializeMainExecutableEv",
+				"initializeMainExecutable", dyld_symbols);
 			GDB.Breakpoint legacy_breakpoint = yield lldb.add_breakpoint (SOFT, initialize_main_executable, 4, cancellable);
 
 			var exception = yield lldb.continue_until_exception (cancellable);
@@ -946,7 +964,7 @@ namespace Frida.Fruity.Injector {
 				yield modern_breakpoint.remove (cancellable);
 
 			if (hit_breakpoint == legacy_breakpoint)
-				yield initialize_libsystem_from_legacy_codepath (cancellable);
+				yield initialize_libsystem_from_legacy_codepath (dyld_symbols, cancellable);
 			else
 				assert (hit_breakpoint == modern_breakpoint);
 		}
@@ -987,7 +1005,8 @@ namespace Frida.Fruity.Injector {
 			throw new Error.UNSUPPORTED ("Unable to probe dyld v3 internals; please file a bug");
 		}
 
-		private async void initialize_libsystem_from_legacy_codepath (Cancellable? cancellable) throws GLib.Error {
+		private async void initialize_libsystem_from_legacy_codepath (Gee.Map<string, uint64?> dyld_symbols,
+				Cancellable? cancellable) throws GLib.Error {
 			uint64 code = jit_page;
 
 			var code_builder_pac = lldb.make_buffer_builder ();
@@ -1053,8 +1072,8 @@ namespace Frida.Fruity.Injector {
 			code_builder.write_pointer (error_buf_literal_offset, helpers + error_buffer_offset);
 			yield lldb.write_byte_array (code, code_builder.build (), cancellable);
 
-			uint64 register_thread_helpers =
-				resolve_dyld_symbol ("__ZL21registerThreadHelpersPKN4dyld16LibSystemHelpersE", "registerThreadHelpers");
+			uint64 register_thread_helpers = resolve_dyld_symbol ("__ZL21registerThreadHelpersPKN4dyld16LibSystemHelpersE",
+				"registerThreadHelpers", dyld_symbols);
 			yield invoke_remote_function (register_thread_helpers, {
 					helpers
 				}, null, cancellable);
@@ -1073,8 +1092,8 @@ namespace Frida.Fruity.Injector {
 			ExceptionHandler? strcmp_handler = null;
 
 			var dlopen = dyld_symbols.has_key ("_dlopen_internal")
-				? resolve_dyld_symbol ("_dlopen_internal", "dlopen")
-				: resolve_dyld_symbol ("_dlopen", "dlopen");
+				? resolve_dyld_symbol ("_dlopen_internal", "dlopen", dyld_symbols)
+				: resolve_dyld_symbol ("_dlopen", "dlopen", dyld_symbols);
 			yield invoke_remote_function (dlopen, {
 					libsystem_string,
 					9,
@@ -1181,67 +1200,71 @@ namespace Frida.Fruity.Injector {
 		private const uint8[] SYMBOL_FETCHER_CODE = {
 			0xff, 0x03, 0x02, 0xd1, 0xfc, 0x6f, 0x02, 0xa9, 0xfa, 0x67, 0x03, 0xa9, 0xf8, 0x5f, 0x04, 0xa9, 0xf6, 0x57, 0x05,
 			0xa9, 0xf4, 0x4f, 0x06, 0xa9, 0xfd, 0x7b, 0x07, 0xa9, 0xfd, 0xc3, 0x01, 0x91, 0xf4, 0x03, 0x01, 0xaa, 0xe0, 0x07,
-			0x00, 0xf9, 0x13, 0x00, 0x80, 0xd2, 0x19, 0x00, 0x80, 0xd2, 0x35, 0x80, 0x00, 0x91, 0x3a, 0x10, 0x40, 0xb9, 0xd6,
-			0x22, 0x00, 0x30, 0x1f, 0x20, 0x03, 0xd5, 0xd7, 0x22, 0x00, 0x10, 0x1f, 0x20, 0x03, 0xd5, 0x1a, 0x04, 0x00, 0x34,
+			0x00, 0xf9, 0x13, 0x00, 0x80, 0xd2, 0x19, 0x00, 0x80, 0xd2, 0x35, 0x80, 0x00, 0x91, 0x3a, 0x10, 0x40, 0xb9, 0x16,
+			0x00, 0x00, 0x90, 0xd6, 0x3e, 0x13, 0x91, 0x17, 0x00, 0x00, 0x90, 0xf7, 0x5a, 0x13, 0x91, 0x1a, 0x04, 0x00, 0x34,
 			0xa8, 0x02, 0x40, 0xb9, 0x1f, 0x09, 0x00, 0x71, 0xa0, 0x01, 0x00, 0x54, 0x1f, 0x2d, 0x00, 0x71, 0xa0, 0x01, 0x00,
 			0x54, 0x1f, 0x65, 0x00, 0x71, 0x81, 0x01, 0x00, 0x54, 0xb8, 0x22, 0x00, 0x91, 0xe0, 0x03, 0x18, 0xaa, 0xe1, 0x03,
-			0x16, 0xaa, 0xa3, 0x00, 0x00, 0x94, 0x80, 0x01, 0x00, 0x34, 0xb3, 0xa2, 0x41, 0xa9, 0xe8, 0x0b, 0x00, 0xf9, 0x04,
+			0x16, 0xaa, 0xaa, 0x00, 0x00, 0x94, 0x80, 0x01, 0x00, 0x34, 0xb3, 0xa2, 0x41, 0xa9, 0xe8, 0x0b, 0x00, 0xf9, 0x04,
 			0x00, 0x00, 0x14, 0xfc, 0x03, 0x15, 0xaa, 0x02, 0x00, 0x00, 0x14, 0xfb, 0x03, 0x15, 0xaa, 0xa8, 0x06, 0x40, 0xb9,
 			0xb5, 0x02, 0x08, 0x8b, 0x5a, 0x07, 0x00, 0x51, 0x7a, 0xfd, 0xff, 0x35, 0x09, 0x00, 0x00, 0x14, 0xe0, 0x03, 0x18,
-			0xaa, 0xe1, 0x03, 0x17, 0xaa, 0x94, 0x00, 0x00, 0x94, 0x00, 0xff, 0xff, 0x34, 0xa8, 0x0e, 0x40, 0xf9, 0xa9, 0x16,
+			0xaa, 0xe1, 0x03, 0x17, 0xaa, 0x9b, 0x00, 0x00, 0x94, 0x00, 0xff, 0xff, 0x34, 0xa8, 0x0e, 0x40, 0xf9, 0xa9, 0x16,
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+			0x61, 0x72, 0x74, 0x57, 0x69, 0x74, 0x68, 0x44, 0x79, 0x6c, 0x64, 0x49, 0x6e, 0x43, 0x61, 0x63, 0x68, 0x65, 0x00,
+			0x5f, 0x67, 0x50, 0x72, 0x6f, 0x63, 0x65, 0x73, 0x73, 0x49, 0x6e, 0x66, 0x6f, 0x00, 0x5f, 0x5f, 0x5a, 0x4e, 0x35,
+			0x64, 0x79, 0x6c, 0x64, 0x34, 0x31, 0x32, 0x67, 0x50, 0x72, 0x6f, 0x63, 0x65, 0x73, 0x73, 0x49, 0x6e, 0x66, 0x6f,
+			0x45, 0x00, 0x5f, 0x5f, 0x5a, 0x4c, 0x31, 0x32, 0x73, 0x50, 0x72, 0x6f, 0x63, 0x65, 0x73, 0x73, 0x49, 0x6e, 0x66,
+			0x6f, 0x00, 0x6c, 0x61, 0x75, 0x6e, 0x63, 0x68, 0x57, 0x69, 0x74, 0x68, 0x43, 0x6c, 0x6f, 0x73, 0x75, 0x72, 0x65,
+			0x00, 0x69, 0x6e, 0x69, 0x74, 0x69, 0x61, 0x6c, 0x69, 0x7a, 0x65, 0x4d, 0x61, 0x69, 0x6e, 0x45, 0x78, 0x65, 0x63,
+			0x75, 0x74, 0x61, 0x62, 0x6c, 0x65, 0x00, 0x72, 0x65, 0x67, 0x69, 0x73, 0x74, 0x65, 0x72, 0x54, 0x68, 0x72, 0x65,
+			0x61, 0x64, 0x48, 0x65, 0x6c, 0x70, 0x65, 0x72, 0x73, 0x00, 0x5f, 0x64, 0x6c, 0x6f, 0x70, 0x65, 0x6e, 0x00, 0x5f,
+			0x73, 0x74, 0x72, 0x63, 0x6d, 0x70, 0x00, 0x64, 0x6f, 0x4d, 0x6f, 0x64, 0x49, 0x6e, 0x69, 0x74, 0x46, 0x75, 0x6e,
+			0x63, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x00, 0x64, 0x6f, 0x47, 0x65, 0x74, 0x44, 0x4f, 0x46, 0x53, 0x65, 0x63, 0x74,
+			0x69, 0x6f, 0x6e, 0x73, 0x00, 0x64, 0x79, 0x6c, 0x64, 0x5f, 0x73, 0x69, 0x7a, 0x65, 0x00, 0x5f, 0x5f, 0x54, 0x45,
+			0x58, 0x54, 0x00, 0x5f, 0x5f, 0x4c, 0x49, 0x4e, 0x4b, 0x45, 0x44, 0x49, 0x54, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+			0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38,
 			0x39, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66
 		};
 

src/fruity/installation-proxy.vala

@@ -1,37 +1,33 @@
 [CCode (gir_namespace = "FridaFruity", gir_version = "1.0")]
 namespace Frida.Fruity {
 	public class InstallationProxyClient : Object, AsyncInitable {
-		public LockdownClient lockdown {
+		public Device device {
 			get;
 			construct;
 		}
 
 		private PlistServiceClient service;
 
-		private InstallationProxyClient (LockdownClient lockdown) {
-			Object (lockdown: lockdown);
+		private InstallationProxyClient (Device device) {
+			Object (device: device);
 		}
 
-		public static async InstallationProxyClient open (LockdownClient lockdown, Cancellable? cancellable = null) throws InstallationProxyError, IOError {
-			var client = new InstallationProxyClient (lockdown);
+		public static async InstallationProxyClient open (Device device, Cancellable? cancellable = null) throws Error, IOError {
+			var client = new InstallationProxyClient (device);
 
 			try {
 				yield client.init_async (Priority.DEFAULT, cancellable);
 			} catch (GLib.Error e) {
-				throw_local_error (e);
+				throw_api_error (e);
 			}
 
 			return client;
 		}
 
-		private async bool init_async (int io_priority, Cancellable? cancellable) throws InstallationProxyError, IOError {
-			try {
-				var stream = yield lockdown.start_service ("com.apple.mobile.installation_proxy", cancellable);
+		private async bool init_async (int io_priority, Cancellable? cancellable) throws Error, IOError {
+			var stream = yield device.open_lockdown_service ("com.apple.mobile.installation_proxy", cancellable);
 
-				service = new PlistServiceClient (stream);
-			} catch (LockdownError e) {
-				throw new InstallationProxyError.PROTOCOL ("%s", e.message);
-			}
+			service = new PlistServiceClient (stream);
 
 			return true;
 		}
@@ -40,8 +36,7 @@ namespace Frida.Fruity {
 			yield service.close (cancellable);
 		}
 
-		public async Gee.ArrayList<ApplicationDetails> browse (Cancellable? cancellable = null)
-				throws InstallationProxyError, IOError {
+		public async Gee.ArrayList<ApplicationDetails> browse (Cancellable? cancellable = null) throws Error, IOError {
 			try {
 				var result = new Gee.ArrayList<ApplicationDetails> ();
 
@@ -75,7 +70,7 @@ namespace Frida.Fruity {
 		}
 
 		public async Gee.HashMap<string, ApplicationDetails> lookup (PlistDict query, Cancellable? cancellable = null)
-				throws InstallationProxyError, IOError {
+				throws Error, IOError {
 			try {
 				var result = new Gee.HashMap<string, ApplicationDetails> ();
 
@@ -189,28 +184,13 @@ namespace Frida.Fruity {
 			return new ApplicationDetails (identifier, name, version, build, path, containers, debuggable);
 		}
 
-		private static void throw_local_error (GLib.Error e) throws InstallationProxyError, IOError {
-			if (e is InstallationProxyError)
-				throw (InstallationProxyError) e;
-
-			if (e is IOError)
-				throw (IOError) e;
-
-			assert_not_reached ();
+		private static Error error_from_service (PlistServiceError e) {
+			return new Error.PROTOCOL ("%s", e.message);
 		}
 
-		private static InstallationProxyError error_from_service (PlistServiceError e) {
-			return new InstallationProxyError.PROTOCOL ("%s", e.message);
+		private static Error error_from_plist (PlistError e) {
+			return new Error.PROTOCOL ("Unexpected response: %s", e.message);
 		}
-
-		private static InstallationProxyError error_from_plist (PlistError e) {
-			return new InstallationProxyError.PROTOCOL ("Unexpected response: %s", e.message);
-		}
-	}
-
-	public errordomain InstallationProxyError {
-		INVALID_ARGUMENT,
-		PROTOCOL
 	}
 
 	public class ApplicationDetails : Object {

src/fruity/keyed-archive.vala

@@ -23,6 +23,11 @@ namespace Frida.Fruity {
 	}
 
 	public class NSNumber : NSObject {
+		public Kind kind {
+			get;
+			private set;
+		}
+
 		public bool boolean {
 			get;
 			private set;
@@ -33,14 +38,44 @@ namespace Frida.Fruity {
 			private set;
 		}
 
+		public double number {
+			get;
+			private set;
+		}
+
+		public enum Kind {
+			BOOLEAN,
+			INTEGER,
+			FLOAT,
+			DOUBLE,
+		}
+
 		public NSNumber.from_boolean (bool val) {
+			kind = BOOLEAN;
 			boolean = val;
 			integer = val ? 1 : 0;
+			number = val ? 1.0 : 0.0;
 		}
 
 		public NSNumber.from_integer (int64 val) {
+			kind = INTEGER;
 			boolean = (val != 0) ? true : false;
 			integer = val;
+			number = val;
+		}
+
+		public NSNumber.from_float (float val) {
+			kind = FLOAT;
+			boolean = (val != 0.0f) ? true : false;
+			integer = (int64) val;
+			number = val;
+		}
+
+		public NSNumber.from_double (double val) {
+			kind = DOUBLE;
+			boolean = (val != 0.0) ? true : false;
+			integer = (int64) val;
+			number = val;
 		}
 
 		public override uint hash () {
@@ -51,7 +86,21 @@ namespace Frida.Fruity {
 			var other_number = other as NSNumber;
 			if (other_number == null)
 				return false;
-			return other_number.integer == integer;
+
+			if (other_number.kind != kind)
+				return false;
+
+			switch (kind) {
+				case BOOLEAN:
+					return other_number.boolean == boolean;
+				case INTEGER:
+					return other_number.integer == integer;
+				case FLOAT:
+				case DOUBLE:
+					return other_number.number == number;
+			}
+
+			return false;
 		}
 
 		public override string to_string () {
@@ -85,6 +134,32 @@ namespace Frida.Fruity {
 		}
 	}
 
+	public class NSData : NSObject {
+		public Bytes bytes {
+			get;
+			private set;
+		}
+
+		public NSData (Bytes bytes) {
+			this.bytes = bytes;
+		}
+
+		public override uint hash () {
+			return bytes.hash ();
+		}
+
+		public override bool is_equal_to (NSObject other) {
+			var other_data = other as NSData;
+			if (other_data == null)
+				return false;
+			return other_data.bytes.compare (bytes) == 0;
+		}
+
+		public override string to_string () {
+			return "NSData";
+		}
+	}
+
 	public class NSDictionary : NSObject {
 		public int size {
 			get {
@@ -198,6 +273,10 @@ namespace Frida.Fruity {
 		public NSArray (Gee.ArrayList<NSObject>? storage = null) {
 			this.storage = (storage != null) ? storage : new Gee.ArrayList<NSObject> (NSObject.equal_func);
 		}
+
+		public void add_object (NSObject obj) {
+			storage.add (obj);
+		}
 	}
 
 	public class NSDate : NSObject {
@@ -242,11 +321,23 @@ namespace Frida.Fruity {
 		}
 	}
 
+	public class DTTapMessage : NSObject {
+		public NSDictionary plist {
+			get;
+			private set;
+		}
+
+		public DTTapMessage (NSDictionary plist) {
+			this.plist = plist;
+		}
+	}
+
 	namespace NSKeyedArchive {
 		private Gee.HashMap<Type, EncodeFunc> encoders;
 		private Gee.HashMap<string, DecodeFunc> decoders;
 
 		private const string[] DICTIONARY_CLASS = { "NSDictionary", "NSObject" };
+		private const string[] ARRAY_CLASS = { "NSArray", "NSObject" };
 
 		[CCode (has_target = false)]
 		private delegate PlistUid EncodeFunc (NSObject instance, EncodingContext ctx);
@@ -319,9 +410,18 @@ namespace Frida.Fruity {
 			if (t == typeof (int64))
 				return new NSNumber.from_integer (val.get_int64 ());
 
+			if (t == typeof (float))
+				return new NSNumber.from_float (val.get_float ());
+
+			if (t == typeof (double))
+				return new NSNumber.from_double (val.get_double ());
+
 			if (t == typeof (string))
 				return new NSString (val.get_string ());
 
+			if (t == typeof (Bytes))
+				return new NSData ((Bytes) val.get_boxed ());
+
 			if (t == typeof (PlistDict)) {
 				var instance = (PlistDict) val.get_object ();
 				var klass = objects.get_dict ((int) instance.get_uid ("$class").uid);
@@ -354,6 +454,7 @@ namespace Frida.Fruity {
 			encoders[typeof (NSNumber)] = encode_number;
 			encoders[typeof (NSString)] = encode_string;
 			encoders[typeof (NSDictionary)] = encode_dictionary;
+			encoders[typeof (NSArray)] = encode_array;
 		}
 
 		private static void ensure_decoders_registered () {
@@ -365,11 +466,41 @@ namespace Frida.Fruity {
 			decoders["NSArray"] = decode_array;
 			decoders["NSDate"] = decode_date;
 			decoders["NSError"] = decode_error;
+			decoders["DTTapMessage"] = decode_tap_message;
+			decoders["DTSysmonTapMessage"] = decode_tap_message;
+			decoders["DTActivityTraceTapMessage"] = decode_tap_message;
+			decoders["DTTapStatusMessage"] = decode_tap_message;
+			decoders["DTTapHeartbeatMessage"] = decode_tap_message;
+			decoders["DTKTraceTapMessage"] = decode_tap_message;
 		}
 
 		private static PlistUid encode_number (NSObject instance, EncodingContext ctx) {
-			int64 val = ((NSNumber) instance).integer;
+			var n = (NSNumber) instance;
+			switch (n.kind) {
+				case BOOLEAN:
+					return encode_boolean (n.boolean, ctx);
+				case INTEGER:
+					return encode_integer (n.integer, ctx);
+				case FLOAT:
+					return encode_float (n.integer, ctx);
+				case DOUBLE:
+					return encode_double (n.integer, ctx);
+			}
+			assert_not_reached ();
+		}
 
+		private static PlistUid encode_boolean (bool val, EncodingContext ctx) {
+			var uid = ctx.find_existing_object (e => e.holds (typeof (bool)) && e.get_boolean () == val);
+			if (uid != null)
+				return uid;
+
+			var objects = ctx.objects;
+			uid = new PlistUid (objects.length);
+			objects.add_boolean (val);
+			return uid;
+		}
+
+		private static PlistUid encode_integer (int64 val, EncodingContext ctx) {
 			var uid = ctx.find_existing_object (e => e.holds (typeof (int64)) && e.get_int64 () == val);
 			if (uid != null)
 				return uid;
@@ -380,6 +511,28 @@ namespace Frida.Fruity {
 			return uid;
 		}
 
+		private static PlistUid encode_float (float val, EncodingContext ctx) {
+			var uid = ctx.find_existing_object (e => e.holds (typeof (float)) && e.get_float () == val);
+			if (uid != null)
+				return uid;
+
+			var objects = ctx.objects;
+			uid = new PlistUid (objects.length);
+			objects.add_float (val);
+			return uid;
+		}
+
+		private static PlistUid encode_double (double val, EncodingContext ctx) {
+			var uid = ctx.find_existing_object (e => e.holds (typeof (double)) && e.get_double () == val);
+			if (uid != null)
+				return uid;
+
+			var objects = ctx.objects;
+			uid = new PlistUid (objects.length);
+			objects.add_double (val);
+			return uid;
+		}
+
 		private static PlistUid encode_string (NSObject instance, EncodingContext ctx) {
 			string str = ((NSString) instance).str;
 
@@ -451,6 +604,21 @@ namespace Frida.Fruity {
 			}
 		}
 
+		private static PlistUid encode_array (NSObject instance, EncodingContext ctx) {
+			NSArray array = (NSArray) instance;
+
+			var object = new PlistDict ();
+			var uid = ctx.add_object (object);
+
+			var objs = new PlistArray ();
+			foreach (var element in array.elements)
+				objs.add_uid (encode_value (element, ctx));
+			object.set_array ("NS.objects", objs);
+			object.set_uid ("$class", ctx.get_class (ARRAY_CLASS));
+
+			return uid;
+		}
+
 		private static NSObject decode_array (PlistDict instance, DecodingContext ctx) throws Error, PlistError {
 			var objs = instance.get_array ("NS.objects");
 
@@ -486,6 +654,10 @@ namespace Frida.Fruity {
 			return new NSError (domain, code, (NSDictionary) user_info);
 		}
 
+		private static NSObject decode_tap_message (PlistDict instance, DecodingContext ctx) throws Error, PlistError {
+			return new DTTapMessage ((NSDictionary) decode_value (instance.get_uid ("DTTapMessagePlist"), ctx));
+		}
+
 		private class EncodingContext {
 			public PlistArray objects;
 

src/fruity/lockdown.vala

@@ -1,18 +1,14 @@
 [CCode (gir_namespace = "FridaFruity", gir_version = "1.0")]
 namespace Frida.Fruity {
-	public class LockdownClient : Object, AsyncInitable {
+	public class LockdownClient : Object {
 		public signal void closed ();
 
-		public DeviceDetails device_details {
+		public PlistServiceClient service {
 			get;
 			construct;
 		}
 
-		public IOStream stream {
-			get { return service.stream; }
-		}
-
-		private PlistServiceClient service;
+		private UsbmuxDevice? usbmux_device;
 		private Plist? pair_record;
 		private string? host_id;
 		private string? system_buid;
@@ -22,29 +18,20 @@ namespace Frida.Fruity {
 
 		private const uint16 LOCKDOWN_PORT = 62078;
 
-		private LockdownClient (DeviceDetails device_details) {
-			Object (device_details: device_details);
+		public LockdownClient (IOStream stream) {
+			Object (service: new PlistServiceClient (stream));
 		}
 
-		public static async LockdownClient open (DeviceDetails device_details, Cancellable? cancellable = null)
+		construct {
+			service.closed.connect (on_service_closed);
+		}
+
+		public static async LockdownClient open (UsbmuxDevice device, Cancellable? cancellable = null)
 				throws LockdownError, IOError {
-			var client = new LockdownClient (device_details);
-
-			try {
-				yield client.init_async (Priority.DEFAULT, cancellable);
-			} catch (GLib.Error e) {
-				throw_local_error (e);
-			}
-
-			return client;
-		}
-
-		private async bool init_async (int io_priority, Cancellable? cancellable) throws LockdownError, IOError {
-			var device = device_details;
-
 			try {
 				var usbmux = yield UsbmuxClient.open (cancellable);
 
+				Plist pair_record;
 				try {
 					pair_record = yield usbmux.read_pair_record (device.udid, cancellable);
 				} catch (UsbmuxError e) {
@@ -52,6 +39,10 @@ namespace Frida.Fruity {
 						throw new LockdownError.NOT_PAIRED ("Not paired");
 					throw e;
 				}
+
+				string? host_id = null;
+				string? system_buid = null;
+				TlsCertificate? tls_certificate = null;
 				try {
 					host_id = pair_record.get_string ("HostID");
 					system_buid = pair_record.get_string ("SystemBUID");
@@ -64,15 +55,19 @@ namespace Frida.Fruity {
 
 				yield usbmux.connect_to_port (device.id, LOCKDOWN_PORT, cancellable);
 
-				service = new PlistServiceClient (usbmux.connection);
-				service.closed.connect (on_service_closed);
+				var client = new LockdownClient (usbmux.connection);
+				client.usbmux_device = device;
+				client.pair_record = pair_record;
+				client.host_id = host_id;
+				client.system_buid = system_buid;
+				client.tls_certificate = tls_certificate;
 
-				yield query_type (cancellable);
+				yield client.query_type (cancellable);
+
+				return client;
 			} catch (UsbmuxError e) {
 				throw new LockdownError.UNSUPPORTED ("%s", e.message);
 			}
-
-			return true;
 		}
 
 		public async void close (Cancellable? cancellable = null) throws IOError {
@@ -182,7 +177,7 @@ namespace Frida.Fruity {
 				bool enable_encryption = response.has ("EnableServiceSSL") && response.get_boolean ("EnableServiceSSL");
 
 				var client = yield UsbmuxClient.open (cancellable);
-				yield client.connect_to_port (device_details.id, (uint16) response.get_integer ("Port"), cancellable);
+				yield client.connect_to_port (usbmux_device.id, (uint16) response.get_integer ("Port"), cancellable);
 
 				SocketConnection raw_connection = client.connection;
 				IOStream stream = raw_connection;
@@ -242,7 +237,7 @@ namespace Frida.Fruity {
 
 			try {
 				var usbmux = yield UsbmuxClient.open (cancellable);
-				yield usbmux.delete_pair_record (device_details.udid, cancellable);
+				yield usbmux.delete_pair_record (usbmux_device.udid, cancellable);
 			} catch (UsbmuxError e) {
 				if (!(e is UsbmuxError.INVALID_ARGUMENT))
 					throw new LockdownError.PROTOCOL ("%s", e.message);
@@ -269,16 +264,6 @@ namespace Frida.Fruity {
 			return request;
 		}
 
-		private static void throw_local_error (GLib.Error e) throws LockdownError, IOError {
-			if (e is LockdownError)
-				throw (LockdownError) e;
-
-			if (e is IOError)
-				throw (IOError) e;
-
-			assert_not_reached ();
-		}
-
 		private static LockdownError error_from_service (PlistServiceError e) {
 			return new LockdownError.PROTOCOL ("%s", e.message);
 		}

src/fruity/ncm.vala

@@ -0,0 +1,306 @@
+[CCode (gir_namespace = "FridaFruity", gir_version = "1.0")]
+namespace Frida.Fruity {
+	internal sealed class UsbNcmDriver : Object, AsyncInitable {
+		public UsbDevice device {
+			get;
+			construct;
+		}
+
+		public VirtualNetworkStack netstack {
+			get {
+				return _netstack;
+			}
+		}
+
+		public InetAddress? remote_ipv6_address {
+			get {
+				return _remote_ipv6_address;
+			}
+		}
+
+		private uint8 data_iface;
+		private int data_altsetting;
+		private uint8 rx_address;
+		private uint8 tx_address;
+
+		private VirtualNetworkStack? _netstack;
+		private uint16 next_outgoing_sequence = 1;
+
+		private InetAddress? _remote_ipv6_address;
+
+		private Cancellable io_cancellable = new Cancellable ();
+
+		private enum UsbDescriptorType {
+			INTERFACE = 0x04,
+		}
+
+		private enum UsbCommSubclass {
+			NCM = 0x0d,
+		}
+
+		private enum UsbDataSubclass {
+			UNDEFINED = 0x00,
+		}
+
+		private enum UsbCdcDescriptorSubtype {
+			ETHERNET = 0x0f,
+		}
+
+		private enum EtherType {
+			IPV6 = 0x86dd,
+		}
+
+		private enum IPV6NextHeader {
+			UDP = 0x11,
+		}
+
+		public static async UsbNcmDriver open (UsbDevice device, Cancellable? cancellable = null) throws Error, IOError {
+			var driver = new UsbNcmDriver (device);
+
+			try {
+				yield driver.init_async (Priority.DEFAULT, cancellable);
+			} catch (GLib.Error e) {
+				throw_api_error (e);
+			}
+
+			return driver;
+		}
+
+		private UsbNcmDriver (UsbDevice device) {
+			Object (device: device);
+		}
+
+		private async bool init_async (int io_priority, Cancellable? cancellable) throws Error, IOError {
+			unowned LibUSB.DeviceHandle handle = device.handle;
+
+			LibUSB.ConfigDescriptor config;
+			Usb.check (device.raw_device.get_active_config_descriptor (out config),
+				"Failed to get active USB config descriptor");
+
+			bool found_cdc_header = false;
+			bool found_data_interface = false;
+			uint8 mac_address_index = 0;
+			foreach (var iface in config.@interface) {
+				foreach (var setting in iface.altsetting) {
+					if (setting.bInterfaceClass == LibUSB.ClassCode.COMM &&
+							setting.bInterfaceSubClass == UsbCommSubclass.NCM) {
+						try {
+							parse_cdc_header (setting.extra, out mac_address_index);
+							found_cdc_header = true;
+						} catch (Error e) {
+							break;
+						}
+					} else if (setting.bInterfaceClass == LibUSB.ClassCode.DATA &&
+							setting.bInterfaceSubClass == UsbDataSubclass.UNDEFINED &&
+							setting.endpoint.length == 2) {
+						found_data_interface = true;
+
+						data_iface = setting.bInterfaceNumber;
+						data_altsetting = setting.bAlternateSetting;
+
+						foreach (var ep in setting.endpoint) {
+							if ((ep.bEndpointAddress & LibUSB.EndpointDirection.MASK) == LibUSB.EndpointDirection.IN)
+								rx_address = ep.bEndpointAddress;
+							else
+								tx_address = ep.bEndpointAddress;
+						}
+					}
+				}
+			}
+			if (!found_cdc_header || !found_data_interface)
+				throw_user_error ("No USB CDC-NCM interface found");
+
+			uint8 mac_address[6];
+			string mac_address_str = yield device.read_string_descriptor (mac_address_index, device.default_language_id,
+				cancellable);
+			if (mac_address_str.length != 12)
+				throw new Error.PROTOCOL ("Invalid MAC address");
+			for (uint i = 0; i != 6; i++) {
+				uint v;
+				mac_address_str.substring (i * 2, 2).scanf ("%02X", out v);
+				mac_address[i] = (uint8) v;
+			}
+
+			handle.detach_kernel_driver (data_iface);
+			try {
+				Usb.check (handle.claim_interface (data_iface), "Failed to claim USB interface");
+			} catch (Error e) {
+				throw_user_error (@"Unable to claim USB CDC-NCM interface ($(e.message))");
+			}
+			Usb.check (handle.set_interface_alt_setting (data_iface, data_altsetting),
+				"Failed to set USB interface alt setting");
+
+			_netstack = new VirtualNetworkStack (new Bytes (mac_address), null, 1500);
+			_netstack.outgoing_datagram.connect (on_netif_outgoing_datagram);
+
+			process_incoming_datagrams.begin ();
+
+			return true;
+		}
+
+		[NoReturn]
+		private void throw_user_error (string message) throws Error {
+#if WINDOWS
+			throw new Error.NOT_SUPPORTED ("%s; use https://zadig.akeo.ie to switch from Apple's official driver onto " +
+				"Microsoft's WinUSB driver, so libusb can access it", message);
+#else
+			throw new Error.NOT_SUPPORTED ("%s", message);
+#endif
+		}
+
+		public void close () {
+			io_cancellable.cancel ();
+			_netstack.stop ();
+		}
+
+		private async void process_incoming_datagrams () {
+			var data = new uint8[64 * 1024];
+
+			while (true) {
+				try {
+					size_t n = yield device.bulk_transfer (rx_address, data, uint.MAX, io_cancellable);
+					handle_ncm_frame (data[:n]);
+				} catch (GLib.Error e) {
+					return;
+				}
+			}
+		}
+
+		private void handle_ncm_frame (uint8[] data) throws GLib.Error {
+			var input = new DataInputStream (new MemoryInputStream.from_data (data));
+			input.byte_order = LITTLE_ENDIAN;
+
+			uint8 raw_signature[4 + 1];
+			unowned string signature = (string) raw_signature;
+			size_t bytes_read;
+
+			input.read_all (raw_signature[:4], out bytes_read);
+			if (signature != "NCMH")
+				throw new Error.PROTOCOL ("Invalid NTH16 signature");
+			input.skip (6);
+			var ndp_index = input.read_uint16 ();
+
+			do {
+				input.seek (ndp_index, SET);
+				input.read_all (raw_signature[:4], out bytes_read);
+				if (signature != "NCM0")
+					throw new Error.PROTOCOL ("Invalid NDP16 signature");
+				input.skip (2);
+				var next_ndp_index = input.read_uint16 ();
+
+				while (true) {
+					var datagram_index = input.read_uint16 ();
+					var datagram_length = input.read_uint16 ();
+					if (datagram_index == 0 || datagram_length == 0)
+						break;
+
+					int64 previous_offset = input.tell ();
+					input.seek (datagram_index, SET);
+					var datagram_buf = new uint8[datagram_length];
+					input.read_all (datagram_buf, out bytes_read);
+					input.seek (previous_offset, SET);
+
+					var datagram = new Bytes.take ((owned) datagram_buf);
+
+					if (_remote_ipv6_address == null) {
+						_remote_ipv6_address = try_infer_remote_address_from_datagram (datagram);
+						if (_remote_ipv6_address != null)
+							notify_property ("remote-ipv6-address");
+					}
+
+					_netstack.handle_incoming_datagram (datagram);
+				}
+
+				ndp_index = next_ndp_index;
+			} while (ndp_index != 0);
+		}
+
+		private async void on_netif_outgoing_datagram (Bytes datagram) {
+			uint16 transfer_header_length = 12;
+			uint16 ndp_header_length = 16;
+			uint16 alignment_padding_length = 2;
+
+			uint16 datagram_start_index = transfer_header_length + ndp_header_length + alignment_padding_length;
+			uint16 datagram_length = (uint16) datagram.length;
+
+			uint16 sentinel_start_index = 0;
+			uint16 sentinel_size = 0;
+
+			uint16 sequence = next_outgoing_sequence++;
+			uint16 block_length = datagram_start_index + datagram_length;
+			uint16 ndp_index = transfer_header_length;
+			uint16 next_ndp_index = 0;
+
+			uint16 alignment_padding_value = 0;
+
+			var frame = new BufferBuilder (LITTLE_ENDIAN)
+				.append_string ("NCMH", StringTerminator.NONE)
+				.append_uint16 (transfer_header_length)
+				.append_uint16 (sequence)
+				.append_uint16 (block_length)
+				.append_uint16 (ndp_index)
+				.append_string ("NCM0", StringTerminator.NONE)
+				.append_uint16 (ndp_header_length)
+				.append_uint16 (next_ndp_index)
+				.append_uint16 (datagram_start_index)
+				.append_uint16 (datagram_length)
+				.append_uint16 (sentinel_start_index)
+				.append_uint16 (sentinel_size)
+				.append_uint16 (alignment_padding_value)
+				.append_bytes (datagram)
+				.build ();
+
+			try {
+				yield device.bulk_transfer (tx_address, frame.get_data (), uint.MAX, io_cancellable);
+			} catch (GLib.Error e) {
+			}
+		}
+
+		private static void parse_cdc_header (uint8[] header, out uint8 mac_address_index) throws Error {
+			var input = new DataInputStream (new MemoryInputStream.from_data (header));
+			input.set_byte_order (LITTLE_ENDIAN);
+
+			try {
+				for (int offset = 0; offset != header.length;) {
+					uint8 length = input.read_byte ();
+					if (length < 3)
+						throw new Error.PROTOCOL ("Invalid descriptor length");
+
+					uint8 descriptor_type = input.read_byte ();
+					if (descriptor_type != (LibUSB.RequestType.CLASS | UsbDescriptorType.INTERFACE))
+						throw new Error.PROTOCOL ("Invalid descriptor type");
+
+					uint8 descriptor_subtype = input.read_byte ();
+					if (descriptor_subtype == UsbCdcDescriptorSubtype.ETHERNET) {
+						mac_address_index = input.read_byte ();
+						return;
+					}
+
+					input.skip (length - 3);
+					offset += length;
+				}
+			} catch (IOError e) {
+				throw new Error.PROTOCOL ("%s", e.message);
+			}
+
+			throw new Error.PROTOCOL ("CDC Ethernet descriptor not found");
+		}
+
+		private static InetAddress? try_infer_remote_address_from_datagram (Bytes datagram) {
+			if (datagram.get_size () < 0x3e)
+				return null;
+
+			var buf = new Buffer (datagram, BIG_ENDIAN);
+
+			var ethertype = (EtherType) buf.read_uint16 (12);
+			if (ethertype != IPV6)
+				return null;
+
+			var next_header = (IPV6NextHeader) buf.read_uint8 (20);
+			if (next_header != UDP)
+				return null;
+
+			return new InetAddress.from_bytes (datagram[22:22 + 16].get_data (), IPV6);
+		}
+	}
+}

src/fruity/plist.vala

@@ -1573,6 +1573,12 @@ namespace Frida.Fruity {
 		if (t == typeof (int64))
 			return (uint) v.get_int64 ();
 
+		if (t == typeof (float))
+			return (uint) v.get_float ();
+
+		if (t == typeof (double))
+			return (uint) v.get_double ();
+
 		if (t == typeof (string))
 			return str_hash (v.get_string ());
 
@@ -1598,6 +1604,12 @@ namespace Frida.Fruity {
 		if (t == typeof (int64))
 			return a.get_int64 () == b.get_int64 ();
 
+		if (t == typeof (float))
+			return a.get_float () == b.get_float ();
+
+		if (t == typeof (double))
+			return a.get_double () == b.get_double ();
+
 		if (t == typeof (string))
 			return a.get_string () == b.get_string ();
 

src/fruity/springboard-services.vala

@@ -1,38 +1,33 @@
 [CCode (gir_namespace = "FridaFruity", gir_version = "1.0")]
 namespace Frida.Fruity {
 	public class SpringboardServicesClient : Object, AsyncInitable {
-		public LockdownClient lockdown {
+		public Device device {
 			get;
 			construct;
 		}
 
 		private PlistServiceClient service;
 
-		private SpringboardServicesClient (LockdownClient lockdown) {
-			Object (lockdown: lockdown);
+		private SpringboardServicesClient (Device device) {
+			Object (device: device);
 		}
 
-		public static async SpringboardServicesClient open (LockdownClient lockdown,
-				Cancellable? cancellable = null) throws SpringboardServicesError, IOError {
-			var client = new SpringboardServicesClient (lockdown);
+		public static async SpringboardServicesClient open (Device device, Cancellable? cancellable = null) throws Error, IOError {
+			var client = new SpringboardServicesClient (device);
 
 			try {
 				yield client.init_async (Priority.DEFAULT, cancellable);
 			} catch (GLib.Error e) {
-				throw_local_error (e);
+				throw_api_error (e);
 			}
 
 			return client;
 		}
 
-		private async bool init_async (int io_priority, Cancellable? cancellable) throws SpringboardServicesError, IOError {
-			try {
-				var stream = yield lockdown.start_service ("com.apple.springboardservices", cancellable);
+		private async bool init_async (int io_priority, Cancellable? cancellable) throws Error, IOError {
+			var stream = yield device.open_lockdown_service ("com.apple.springboardservices", cancellable);
 
-				service = new PlistServiceClient (stream);
-			} catch (LockdownError e) {
-				throw new SpringboardServicesError.PROTOCOL ("%s", e.message);
-			}
+			service = new PlistServiceClient (stream);
 
 			return true;
 		}
@@ -41,15 +36,14 @@ namespace Frida.Fruity {
 			yield service.close (cancellable);
 		}
 
-		public async Bytes get_icon_png_data (string bundle_id,
-				Cancellable? cancellable = null) throws SpringboardServicesError, IOError {
+		public async Bytes get_icon_png_data (string bundle_id, Cancellable? cancellable = null) throws Error, IOError {
 			try {
 				var request = make_request ("getIconPNGData");
 				request.set_string ("bundleId", bundle_id);
 
 				var response = yield service.query (request, cancellable);
 				if (response.has ("Error"))
-					throw new SpringboardServicesError.INVALID_ARGUMENT ("%s", response.get_string ("Error"));
+					throw new Error.INVALID_ARGUMENT ("%s", response.get_string ("Error"));
 
 				return response.get_bytes ("pngData");
 			} catch (PlistServiceError e) {
@@ -59,8 +53,8 @@ namespace Frida.Fruity {
 			}
 		}
 
-		public async Gee.HashMap<string, Bytes> get_icon_png_data_batch (string[] bundle_ids,
-				Cancellable? cancellable = null) throws SpringboardServicesError, IOError {
+		public async Gee.HashMap<string, Bytes> get_icon_png_data_batch (string[] bundle_ids, Cancellable? cancellable = null)
+				throws Error, IOError {
 			try {
 				foreach (unowned string bundle_id in bundle_ids) {
 					var request = make_request ("getIconPNGData");
@@ -73,7 +67,7 @@ namespace Frida.Fruity {
 				do {
 					foreach (Plist response in yield service.read_messages (0, cancellable)) {
 						if (response.has ("Error")) {
-							throw new SpringboardServicesError.INVALID_ARGUMENT ("%s",
+							throw new Error.INVALID_ARGUMENT ("%s",
 								response.get_string ("Error"));
 						}
 
@@ -98,27 +92,12 @@ namespace Frida.Fruity {
 			return request;
 		}
 
-		private static void throw_local_error (GLib.Error e) throws SpringboardServicesError, IOError {
-			if (e is SpringboardServicesError)
-				throw (SpringboardServicesError) e;
-
-			if (e is IOError)
-				throw (IOError) e;
-
-			assert_not_reached ();
+		private static Error error_from_service (PlistServiceError e) {
+			return new Error.PROTOCOL ("%s", e.message);
 		}
 
-		private static SpringboardServicesError error_from_service (PlistServiceError e) {
-			return new SpringboardServicesError.PROTOCOL ("%s", e.message);
+		private static Error error_from_plist (PlistError e) {
+			return new Error.PROTOCOL ("Unexpected response: %s", e.message);
 		}
-
-		private static SpringboardServicesError error_from_plist (PlistError e) {
-			return new SpringboardServicesError.PROTOCOL ("Unexpected response: %s", e.message);
-		}
-	}
-
-	public errordomain SpringboardServicesError {
-		INVALID_ARGUMENT,
-		PROTOCOL
 	}
 }

src/fruity/usb.vala

@@ -0,0 +1,290 @@
+[CCode (gir_namespace = "FridaFruity", gir_version = "1.0")]
+namespace Frida.Fruity {
+	internal sealed class UsbDevice : Object, AsyncInitable {
+		public LibUSB.Device? raw_device {
+			get {
+				return _raw_device;
+			}
+		}
+
+		public LibUSB.DeviceHandle? handle {
+			get {
+				return _handle;
+			}
+		}
+
+		public string udid {
+			get {
+				return _udid;
+			}
+		}
+
+		public uint16 default_language_id {
+			get {
+				return _default_language_id;
+			}
+		}
+
+		private LibUSB.Device? _raw_device;
+		private LibUSB.DeviceHandle? _handle;
+		private string _udid;
+		private uint16 _default_language_id;
+
+		private enum AppleSpecificRequest {
+			GET_MODE = 0x45,
+			SET_MODE = 0x52,
+		}
+
+		private const string MODE_INITIAL_UNTETHERED	= "3:3:3:0"; // => 5:3:3:0
+		private const string MODE_INITIAL_TETHERED	= "4:4:3:4"; // => 5:4:3:4
+
+		public static async UsbDevice open (LibUSB.Device raw_device, Cancellable? cancellable = null) throws Error, IOError {
+			var device = new UsbDevice (raw_device);
+
+			try {
+				yield device.init_async (Priority.DEFAULT, cancellable);
+			} catch (GLib.Error e) {
+				throw_api_error (e);
+			}
+
+			return device;
+		}
+
+		private UsbDevice (LibUSB.Device raw_device) {
+			Object ();
+			_raw_device = raw_device;
+		}
+
+		private async bool init_async (int io_priority, Cancellable? cancellable) throws Error, IOError {
+			Usb.check (_raw_device.open (out _handle), "Failed to open USB device");
+
+			Bytes language_ids_response = yield read_string_descriptor_bytes (0, 0, cancellable);
+			if (language_ids_response.get_size () < sizeof (uint16))
+				throw new Error.PROTOCOL ("Invalid language IDs response");
+			Buffer language_ids = new Buffer (language_ids_response, LITTLE_ENDIAN);
+			_default_language_id = language_ids.read_uint16 (0);
+
+			var dev_desc = LibUSB.DeviceDescriptor (_raw_device);
+			string serial_number = yield read_string_descriptor (dev_desc.iSerialNumber, _default_language_id, cancellable);
+			_udid = udid_from_serial_number (serial_number);
+
+			return true;
+		}
+
+		public void close () {
+			_handle = null;
+			_raw_device = null;
+		}
+
+		public async bool maybe_modeswitch (Cancellable? cancellable) throws Error, IOError {
+			var response = yield control_transfer (
+				LibUSB.RequestRecipient.DEVICE | LibUSB.RequestType.VENDOR | LibUSB.EndpointDirection.IN,
+				AppleSpecificRequest.GET_MODE,
+				0,
+				0,
+				4,
+				1000,
+				cancellable);
+			string mode = parse_mode (response);
+			bool is_initial_mode = mode == MODE_INITIAL_UNTETHERED || mode == MODE_INITIAL_TETHERED;
+			if (!is_initial_mode)
+				return false;
+
+			response = yield control_transfer (
+				LibUSB.RequestRecipient.DEVICE | LibUSB.RequestType.VENDOR | LibUSB.EndpointDirection.IN,
+				AppleSpecificRequest.SET_MODE,
+				0,
+				3,
+				1,
+				1000,
+				cancellable);
+			if (response.get_size () != 1 || response[0] != 0x00)
+				return false;
+
+			return true;
+		}
+
+		private static string parse_mode (Bytes mode) throws Error {
+			if (mode.get_size () != 4)
+				throw new Error.PROTOCOL ("Invalid mode response");
+			unowned uint8[] m = mode.get_data ();
+			return "%u:%u:%u:%u".printf (m[0], m[1], m[2], m[3]);
+		}
+
+		private static string udid_from_serial_number (string serial) {
+			if (serial.length == 24)
+				return serial.substring (0, 8) + "-" + serial.substring (8);
+			return serial;
+		}
+
+		public async string read_string_descriptor (uint8 index, uint16 language_id, Cancellable? cancellable)
+				throws Error, IOError {
+			var response = yield read_string_descriptor_bytes (index, language_id, cancellable);
+			try {
+				var input = new DataInputStream (new MemoryInputStream.from_bytes (response));
+				input.byte_order = LITTLE_ENDIAN;
+
+				size_t size = response.get_size ();
+				if (size % sizeof (unichar2) != 0)
+					throw new Error.PROTOCOL ("Invalid string descriptor");
+				size_t n = size / sizeof (unichar2);
+				var chars = new unichar2[n];
+				for (size_t i = 0; i != n; i++)
+					chars[i] = input.read_uint16 ();
+
+				unowned string16 str = (string16) chars;
+				return str.to_utf8 ((long) n);
+			} catch (GLib.Error e) {
+				throw new Error.PROTOCOL ("%s", e.message);
+			}
+		}
+
+		public async Bytes read_string_descriptor_bytes (uint8 index, uint16 language_id, Cancellable? cancellable)
+				throws Error, IOError {
+			var response = yield control_transfer (
+				LibUSB.RequestRecipient.DEVICE | LibUSB.RequestType.STANDARD | LibUSB.EndpointDirection.IN,
+				LibUSB.StandardRequest.GET_DESCRIPTOR,
+				(LibUSB.DescriptorType.STRING << 8) | index,
+				language_id,
+				1024,
+				1000,
+				cancellable);
+			try {
+				var input = new DataInputStream (new MemoryInputStream.from_bytes (response));
+				input.byte_order = LITTLE_ENDIAN;
+
+				uint8 length = input.read_byte ();
+				if (length < 2)
+					throw new Error.PROTOCOL ("Invalid string descriptor length");
+
+				uint8 type = input.read_byte ();
+				if (type != LibUSB.DescriptorType.STRING)
+					throw new Error.PROTOCOL ("Invalid string descriptor type");
+
+				size_t remainder = response.get_size () - 2;
+				length -= 2;
+				if (length > remainder)
+					throw new Error.PROTOCOL ("Invalid string descriptor length");
+
+				return response[2:2 + length];
+			} catch (GLib.Error e) {
+				throw new Error.PROTOCOL ("%s", e.message);
+			}
+		}
+
+		public async Bytes control_transfer (uint8 request_type, uint8 request, uint16 val, uint16 index, uint16 length,
+				uint timeout, Cancellable? cancellable) throws Error, IOError {
+			var transfer = new LibUSB.Transfer ();
+			var ready_closure = new TransferReadyClosure (control_transfer.callback);
+
+			var buffer = new uint8[sizeof (LibUSB.ControlSetup) + length];
+			LibUSB.Transfer.fill_control_setup (buffer, request_type, request, val, index, length);
+			transfer.fill_control_transfer (_handle, buffer, on_transfer_ready, ready_closure, timeout);
+
+			var cancel_source = new CancellableSource (cancellable);
+			cancel_source.set_callback (() => {
+				transfer.cancel ();
+				return Source.REMOVE;
+			});
+			cancel_source.attach (MainContext.get_thread_default ());
+
+			try {
+				Usb.check (transfer.submit (), "Failed to submit control transfer");
+				yield;
+			} finally {
+				cancel_source.destroy ();
+			}
+
+			Usb.check_transfer (transfer.status, "Control transfer failed");
+
+			return new Bytes (((uint8[]) transfer.control_get_data ())[:transfer.actual_length]);
+		}
+
+		public async size_t bulk_transfer (uint8 endpoint, uint8[] buffer, uint timeout, Cancellable? cancellable)
+				throws Error, IOError {
+			var transfer = new LibUSB.Transfer ();
+			var ready_closure = new TransferReadyClosure (bulk_transfer.callback);
+
+			transfer.fill_bulk_transfer (_handle, endpoint, buffer, on_transfer_ready, ready_closure, timeout);
+
+			var cancel_source = new CancellableSource (cancellable);
+			cancel_source.set_callback (() => {
+				transfer.cancel ();
+				return Source.REMOVE;
+			});
+			cancel_source.attach (MainContext.get_thread_default ());
+
+			try {
+				Usb.check (transfer.submit (), "Failed to submit bulk transfer");
+				yield;
+			} finally {
+				cancel_source.destroy ();
+			}
+
+			Usb.check_transfer (transfer.status, "Bulk transfer failed");
+
+			return transfer.actual_length;
+		}
+
+		private static void on_transfer_ready (LibUSB.Transfer transfer) {
+			TransferReadyClosure * closure = transfer.user_data;
+			closure->schedule ();
+		}
+
+		private class TransferReadyClosure {
+			private SourceFunc? handler;
+			private MainContext main_context;
+
+			public TransferReadyClosure (owned SourceFunc handler) {
+				this.handler = (owned) handler;
+				main_context = MainContext.ref_thread_default ();
+			}
+
+			public void schedule () {
+				var source = new IdleSource ();
+				source.set_callback (() => {
+					handler ();
+					handler = null;
+					return Source.REMOVE;
+				});
+				source.attach (main_context);
+			}
+		}
+	}
+
+	namespace Usb {
+		internal static void check (LibUSB.Error error, string prefix) throws Error {
+			if (error >= LibUSB.Error.SUCCESS)
+				return;
+
+			string message = @"$prefix: $(error.get_description ())";
+
+			switch (error) {
+				case ACCESS:
+					throw new Error.PERMISSION_DENIED ("%s", message);
+				case NOT_FOUND:
+					throw new Error.INVALID_OPERATION ("%s", message);
+				case TIMEOUT:
+					throw new Error.TIMED_OUT ("%s", message);
+				default:
+					throw new Error.TRANSPORT ("%s", message);
+			}
+		}
+
+		internal static void check_transfer (LibUSB.TransferStatus status, string prefix) throws Error, IOError {
+			if (status == COMPLETED)
+				return;
+
+			string message = @"$prefix: $(status.to_string ())";
+
+			switch (status) {
+				case TIMED_OUT:
+					throw new Error.TIMED_OUT ("%s", message);
+				case CANCELLED:
+					throw new IOError.CANCELLED ("%s", message);
+				default:
+					throw new Error.TRANSPORT ("%s", message);
+			}
+		}
+	}
+}

src/fruity/usbmux.vala

@@ -1,13 +1,16 @@
 [CCode (gir_namespace = "FridaFruity", gir_version = "1.0")]
 namespace Frida.Fruity {
 	public class UsbmuxClient : Object, AsyncInitable {
-		public signal void device_attached (DeviceDetails details);
-		public signal void device_detached (DeviceId id);
+		public signal void device_attached (UsbmuxDevice device);
+		public signal void device_detached (UsbmuxDevice device);
 
 		public SocketConnection? connection {
 			get;
 			private set;
 		}
+
+		private Gee.Map<uint, UsbmuxDevice> devices = new Gee.HashMap<uint, UsbmuxDevice> ();
+
 		private InputStream? input;
 		private OutputStream? output;
 		private Cancellable io_cancellable = new Cancellable ();
@@ -132,11 +135,12 @@ namespace Frida.Fruity {
 			}
 		}
 
-		public async void connect_to_port (DeviceId device_id, uint16 port, Cancellable? cancellable = null) throws UsbmuxError, IOError {
+		public async void connect_to_port (uint device_id, uint16 port, Cancellable? cancellable = null)
+				throws UsbmuxError, IOError {
 			assert (is_processing_messages);
 
 			var request = create_request ("Connect");
-			request.set_integer ("DeviceID", device_id.raw_value);
+			request.set_integer ("DeviceID", device_id);
 			request.set_integer ("PortNumber", port.to_big_endian ());
 
 			var response = yield query (request, MODE_SWITCH, cancellable);
@@ -160,9 +164,9 @@ namespace Frida.Fruity {
 			}
 		}
 
-		public async Plist read_pair_record (Udid udid, Cancellable? cancellable = null) throws UsbmuxError, IOError {
+		public async Plist read_pair_record (string udid, Cancellable? cancellable = null) throws UsbmuxError, IOError {
 			var request = create_request ("ReadPairRecord");
-			request.set_string ("PairRecordID", udid.raw_value);
+			request.set_string ("PairRecordID", udid);
 
 			var response = yield query (request, REGULAR, cancellable);
 			try {
@@ -175,9 +179,9 @@ namespace Frida.Fruity {
 			}
 		}
 
-		public async void delete_pair_record (Udid udid, Cancellable? cancellable = null) throws UsbmuxError, IOError {
+		public async void delete_pair_record (string udid, Cancellable? cancellable = null) throws UsbmuxError, IOError {
 			var request = create_request ("DeletePairRecord");
-			request.set_string ("PairRecordID", udid.raw_value);
+			request.set_string ("PairRecordID", udid);
 
 			var response = yield query (request, REGULAR, cancellable);
 			check_pair_response (response, "DeletePairRecord");
@@ -276,28 +280,26 @@ namespace Frida.Fruity {
 						if (props.has ("ConnectionType") && props.get_string ("ConnectionType") == "Network")
 							connection_type = NETWORK;
 
-						var device_id = DeviceId ((uint) body.get_integer ("DeviceID"));
+						var device_id = (uint) body.get_integer ("DeviceID");
 
-						ProductId product_id;
-						if (connection_type == USB)
-							product_id = ProductId ((int) props.get_integer ("ProductID"));
-						else
-							product_id = ProductId (-1);
+						int product_id = (connection_type == USB) ? (int) props.get_integer ("ProductID") : -1;
 
-						string raw_udid = props.get_string ("SerialNumber");
-						if (raw_udid.length == 24)
-							raw_udid = raw_udid[:8] + "-" + raw_udid[8:];
-						var udid = Udid (raw_udid);
+						string udid = props.get_string ("SerialNumber");
+						if (udid.length == 24)
+							udid = udid[:8] + "-" + udid[8:];
 
 						InetSocketAddress? network_address = null;
 						if (connection_type == NETWORK)
 							network_address = parse_network_address (props.get_bytes ("NetworkAddress"));
 
-						var details =
-							new DeviceDetails (connection_type, device_id, product_id, udid, network_address);
-						device_attached (details);
+						var device =
+							new UsbmuxDevice (connection_type, device_id, product_id, udid, network_address);
+						devices[device_id] = device;
+						device_attached (device);
 					} else if (message_type == "Detached") {
-						device_detached (DeviceId ((uint) body.get_integer ("DeviceID")));
+						UsbmuxDevice? device;
+						if (devices.unset ((uint) body.get_integer ("DeviceID"), out device))
+							device_detached (device);
 					} else {
 						throw new UsbmuxError.PROTOCOL ("Unexpected message type: %s", message_type);
 					}
@@ -546,23 +548,23 @@ namespace Frida.Fruity {
 		PROTOCOL
 	}
 
-	public class DeviceDetails : Object {
+	public class UsbmuxDevice : Object {
 		public ConnectionType connection_type {
 			get;
 			construct;
 		}
 
-		public DeviceId id {
+		public uint id {
 			get;
 			construct;
 		}
 
-		public ProductId product_id {
+		public int product_id {
 			get;
 			construct;
 		}
 
-		public Udid udid {
+		public string udid {
 			get;
 			construct;
 		}
@@ -572,7 +574,7 @@ namespace Frida.Fruity {
 			construct;
 		}
 
-		public DeviceDetails (ConnectionType connection_type, DeviceId id, ProductId product_id, Udid udid,
+		public UsbmuxDevice (ConnectionType connection_type, uint id, int product_id, string udid,
 				InetSocketAddress? network_address) {
 			Object (
 				connection_type: connection_type,
@@ -583,42 +585,4 @@ namespace Frida.Fruity {
 			);
 		}
 	}
-
-	public enum ConnectionType {
-		USB,
-		NETWORK
-	}
-
-	public struct DeviceId {
-		public uint raw_value {
-			get;
-			private set;
-		}
-
-		public DeviceId (uint raw_value) {
-			this.raw_value = raw_value;
-		}
-	}
-
-	public struct ProductId {
-		public int raw_value {
-			get;
-			private set;
-		}
-
-		public ProductId (int raw_value) {
-			this.raw_value = raw_value;
-		}
-	}
-
-	public struct Udid {
-		public string raw_value {
-			get;
-			private set;
-		}
-
-		public Udid (string raw_value) {
-			this.raw_value = raw_value;
-		}
-	}
 }

src/host-session-service.vala

@@ -177,12 +177,16 @@ namespace Frida {
 		}
 	}
 
-	public interface ChannelProvider : Object {
+	public interface HostChannelProvider : Object {
 		public abstract async IOStream open_channel (string address, Cancellable? cancellable = null) throws Error, IOError;
 	}
 
+	public interface HostServiceProvider : Object {
+		public abstract async Service open_service (string address, Cancellable? cancellable = null) throws Error, IOError;
+	}
+
 	public interface Pairable : Object {
-		public abstract async void unpair (Cancellable? cancellable) throws Error, IOError;
+		public abstract async void unpair (Cancellable? cancellable = null) throws Error, IOError;
 	}
 
 	public interface HostSessionBackend : Object {
@@ -1537,7 +1541,7 @@ namespace Frida {
 
 #if HAVE_FRUITY_BACKEND || HAVE_DROIDY_BACKEND
 	internal async DBusConnection establish_direct_connection (TransportBroker broker, AgentSessionId id,
-			ChannelProvider channel_provider, Cancellable? cancellable) throws Error, IOError {
+			HostChannelProvider channel_provider, Cancellable? cancellable) throws Error, IOError {
 		uint16 port;
 		string token;
 		try {

src/meson.build

@@ -470,8 +470,8 @@ if have_local_backend
         agent_legacy,
         agent_emulated_modern,
         agent_emulated_legacy,
-        get_option('agent_dbghelp_prefix'),
-        get_option('agent_symsrv_prefix'),
+        gum_dep.get_variable('frida_dbghelp_prefix'),
+        gum_dep.get_variable('frida_symsrv_prefix'),
       ],
       depends: agent_depends,
     )
@@ -481,6 +481,8 @@ endif
 if have_fruity_backend
   backend_sources += [
     'fruity' / 'fruity-host-session.vala',
+    'fruity' / 'device-monitor.vala',
+    'fruity' / 'xpc.vala',
     'fruity' / 'dtx.vala',
     'fruity' / 'lockdown.vala',
     'fruity' / 'installation-proxy.vala',
@@ -491,13 +493,44 @@ if have_fruity_backend
     'fruity' / 'keyed-archive.vala',
     'fruity' / 'plist.vala',
     'fruity' / 'plist-service.vala',
+    'fruity' / 'network-stack.vala',
+    'fruity' / 'usb.vala',
+    'fruity' / 'ncm.vala',
   ]
+
+  if host_os == 'macos'
+    backend_sources += 'fruity' / 'device-monitor-macos.vala'
+  elif host_os == 'linux'
+    backend_sources += 'fruity' / 'device-monitor-linux.vala'
+  endif
+
   if host_os_family == 'windows'
-    backend_sources += 'fruity' / 'fruity-host-session-windows.c'
+    backend_sources += 'fruity' / 'device-monitor-windows.c'
   elif host_os_family == 'darwin'
-    backend_sources += 'fruity' / 'fruity-host-session-darwin.m'
+    backend_sources += 'fruity' / 'device-monitor-darwin.m'
   else
-    backend_sources += 'fruity' / 'fruity-host-session-unix.c'
+    backend_sources += 'fruity' / 'device-monitor-unix.c'
+  endif
+
+  backend_deps += openssl_dep
+  backend_vala_args += [
+    '--pkg=libnghttp2',
+    '--pkg=libngtcp2',
+    '--pkg=libngtcp2_crypto_quictls',
+    '--pkg=libusb-1.0',
+    '--pkg=lwip',
+    '--pkg=openssl',
+  ]
+  if host_os_family == 'darwin'
+    backend_vala_args += [
+      '--pkg=darwin-xnu',
+      '--pkg=darwin-xpc',
+      '--pkg=darwin-gcd',
+      '--pkg=corefoundation',
+    ]
+  endif
+  if host_os_family == 'linux'
+    backend_vala_args += '--pkg=linux'
   endif
 endif
 
@@ -530,7 +563,7 @@ subdir('compiler')
 core_sources = base_sources + backend_sources + compiler_sources
 
 internal_libs = [base, pipe] + backend_libs
-internal_deps = [base_dep, pipe_dep]
+internal_deps = [base_dep, netif_dep, pipe_dep]
 
 if host_os_family == 'windows'
   gio_platform_vala_args = ['--pkg=gio-windows-2.0']
@@ -556,6 +589,7 @@ core_deps += backend_deps_private
 
 core_vala_args = [
   backend_vala_args,
+  base_vala_args,
   '--pkg=gio-2.0',
   gio_platform_vala_args,
   '--pkg=json-glib-1.0',

src/portal-service.vala

@@ -61,8 +61,7 @@ namespace Frida {
 		}
 
 		construct {
-			_device = new Device (null, "portal", "Portal", HostSessionProviderKind.LOCAL,
-				new PortalHostSessionProvider (this));
+			_device = new Device (null, new PortalHostSessionProvider (this));
 
 			cluster_service = new WebService (cluster_params, CLUSTER);
 			cluster_service.incoming.connect (on_incoming_cluster_connection);
@@ -930,9 +929,8 @@ namespace Frida {
 			}
 
 			public string name {
-				get { return _name; }
+				get { return "Portal"; }
 			}
-			private string _name = "Portal";
 
 			public Variant? icon {
 				get { return _icon; }

subprojects/frida-gum.wrap

@@ -1,6 +1,6 @@
 [wrap-git]
 url = https://github.com/frida/frida-gum.git
-revision = 16.2.2
+revision = 16.4.2
 depth = 1
 
 [provide]

subprojects/libnice.wrap

@@ -1,6 +1,6 @@
 [wrap-git]
 url = https://github.com/frida/libnice.git
-revision = a0f43f0ea5755ce0374613b0a157be33a9f7d82e
+revision = e12567b0a16a0c2eb5dfe5e0782baba8496772ff
 depth = 1
 
 [provide]

subprojects/libusb.wrap

@@ -0,0 +1,8 @@
+[wrap-git]
+url = https://github.com/frida/libusb.git
+revision = be4d8ec1012f35ff6ce9474ed8d7c3ec4182ac55
+depth = 1
+
+[provide]
+dependency_names = libusb-1.0
+

subprojects/lwip.wrap

@@ -0,0 +1,8 @@
+[wrap-git]
+url = https://github.com/frida/lwip.git
+revision = 9f64c40cac2e77eddf6b3913961fdd056d307716
+depth = 1
+
+[provide]
+dependency_names = lwip
+

subprojects/ngtcp2.wrap

@@ -0,0 +1,8 @@
+[wrap-git]
+url = https://github.com/frida/ngtcp2.git
+revision = cc5cf523615b7fa7a9340234c7eec3c3645ae969
+depth = 1
+
+[provide]
+dependency_names = libngtcp2, libngtcp2_crypto_quictls
+

subprojects/openssl.wrap

@@ -1,6 +1,6 @@
 [wrap-git]
 url = https://github.com/frida/openssl.git
-revision = 95d037b2acc432039da4f506d25b6a01577d8bc5
+revision = ca4781aaf7910b623d3ae21c6a017e7e9ca6936c
 depth = 1
 
 [provide]

tests/test-host-session.vala

@@ -60,6 +60,16 @@ namespace Frida.HostSessionTest {
 			var h = new Harness ((h) => Fruity.Manual.lockdown.begin (h as Harness));
 			h.run ();
 		});
+
+		GLib.Test.add_func ("/HostSession/Fruity/Manual/Xpc/list", () => {
+			var h = new Harness ((h) => Fruity.Manual.Xpc.list.begin (h as Harness));
+			h.run ();
+		});
+
+		GLib.Test.add_func ("/HostSession/Fruity/Manual/Xpc/launch", () => {
+			var h = new Harness ((h) => Fruity.Manual.Xpc.launch.begin (h as Harness));
+			h.run ();
+		});
 #endif
 
 #if HAVE_DROIDY_BACKEND
@@ -3517,16 +3527,17 @@ namespace Frida.HostSessionTest {
 #endif
 
 			Variant? icon = prov.icon;
-			assert_nonnull (icon);
-			var dict = new VariantDict (icon);
-			int64 width, height;
-			assert_true (dict.lookup ("width", "x", out width));
-			assert_true (dict.lookup ("height", "x", out height));
-			assert_true (width == 16);
-			assert_true (height == 16);
-			VariantIter image;
-			assert_true (dict.lookup ("image", "ay", out image));
-			assert_true (image.n_children () == width * height * 4);
+			if (icon != null) {
+				var dict = new VariantDict (icon);
+				int64 width, height;
+				assert_true (dict.lookup ("width", "x", out width));
+				assert_true (dict.lookup ("height", "x", out height));
+				assert_true (width == 16);
+				assert_true (height == 16);
+				VariantIter image;
+				assert_true (dict.lookup ("image", "ay", out image));
+				assert_true (image.n_children () == width * height * 4);
+			}
 
 			try {
 				Cancellable? cancellable = null;
@@ -3626,6 +3637,9 @@ namespace Frida.HostSessionTest {
 
 		namespace Manual {
 
+			private const string DEVICE_ID = "<device-id>";
+			private const string APP_ID = "<app-id>";
+
 			private static async void lockdown (Harness h) {
 				if (!GLib.Test.slow ()) {
 					stdout.printf ("<skipping, run in slow mode with iOS device connected> ");
@@ -3635,15 +3649,13 @@ namespace Frida.HostSessionTest {
 
 				h.disable_timeout ();
 
-				var device_id = "<device-id>";
-				var app_id = "<app-id>";
 				string? target_name = null;
 				uint target_pid = 0;
 
 				var device_manager = new DeviceManager ();
 
 				try {
-					var device = yield device_manager.get_device_by_id (device_id);
+					var device = yield device_manager.get_device_by_id (DEVICE_ID);
 
 					device.output.connect ((pid, fd, data) => {
 						var chars = data.get_data ();
@@ -3663,9 +3675,21 @@ namespace Frida.HostSessionTest {
 
 					var timer = new Timer ();
 
+					printerr ("device.query_system_parameters()");
+					timer.reset ();
+					var p = yield device.query_system_parameters ();
+					printerr (" => got parameters, took %u ms\n", (uint) (timer.elapsed () * 1000.0));
+					var iter = HashTableIter<string, Variant> (p);
+					string k;
+					Variant v;
+					while (iter.next (out k, out v))
+						printerr ("%s: %s\n", k, v.print (false));
+
 					printerr ("device.enumerate_applications()");
 					timer.reset ();
-					var apps = yield device.enumerate_applications ();
+					var opts = new ApplicationQueryOptions ();
+					opts.scope = FULL;
+					var apps = yield device.enumerate_applications (opts);
 					printerr (" => got %d apps, took %u ms\n", apps.size (), (uint) (timer.elapsed () * 1000.0));
 					if (GLib.Test.verbose ()) {
 						var length = apps.size ();
@@ -3688,7 +3712,7 @@ namespace Frida.HostSessionTest {
 					} else {
 						printerr ("device.spawn()");
 						timer.reset ();
-						pid = yield device.spawn (app_id);
+						pid = yield device.spawn (APP_ID);
 						printerr (" => pid=%u, took %u ms\n", pid, (uint) (timer.elapsed () * 1000.0));
 					}
 
@@ -3738,9 +3762,147 @@ namespace Frida.HostSessionTest {
 					printerr ("\nFAIL: %s\n\n", e.message);
 				}
 
+				try {
+					yield device_manager.close ();
+				} catch (IOError e) {
+					assert_not_reached ();
+				}
+
 				h.done ();
 			}
 
+			namespace Xpc {
+
+				private static async void list (Harness h) {
+					if (!GLib.Test.slow ()) {
+						stdout.printf ("<skipping, run in slow mode with iOS device connected> ");
+						h.done ();
+						return;
+					}
+
+					var device_manager = new DeviceManager ();
+
+					try {
+						var timer = new Timer ();
+						var device = yield device_manager.get_device_by_id (DEVICE_ID);
+						printerr ("[*] Got device in %u ms\n", (uint) (timer.elapsed () * 1000.0));
+
+						timer.reset ();
+						var appservice = yield device.open_service ("xpc:com.apple.coredevice.appservice");
+						printerr ("[*] Opened service in %u ms\n", (uint) (timer.elapsed () * 1000.0));
+
+						var parameters = new HashTable<string, Variant> (str_hash, str_equal);
+						parameters["CoreDevice.featureIdentifier"] = "com.apple.coredevice.feature.listprocesses";
+						parameters["CoreDevice.action"] = new HashTable<string, Variant> (str_hash, str_equal);
+						parameters["CoreDevice.input"] = new HashTable<string, Variant> (str_hash, str_equal);
+						timer.reset ();
+						var response = yield appservice.request (parameters);
+						printerr ("[*] Made request in %u ms\n", (uint) (timer.elapsed () * 1000.0));
+						printerr ("Got response: %s\n", response.print (true));
+					} catch (GLib.Error e) {
+						printerr ("\nFAIL: %s\n\n", e.message);
+						yield;
+					}
+
+					h.done ();
+				}
+
+				private static async void launch (Harness h) {
+					if (!GLib.Test.slow ()) {
+						stdout.printf ("<skipping, run in slow mode with iOS device connected> ");
+						h.done ();
+						return;
+					}
+
+					var device_manager = new DeviceManager ();
+
+					try {
+						var timer = new Timer ();
+						var device = yield device_manager.get_device_by_id (DEVICE_ID);
+						printerr ("[*] Got device in %u ms\n", (uint) (timer.elapsed () * 1000.0));
+
+						timer.reset ();
+						var appservice = yield device.open_service ("xpc:com.apple.coredevice.appservice");
+						printerr ("[*] Opened service in %u ms\n", (uint) (timer.elapsed () * 1000.0));
+
+						var stdio_stream = yield device.open_channel ("tcp:com.apple.coredevice.openstdiosocket");
+						uint8 stdio_uuid[16];
+						size_t n;
+						yield stdio_stream.get_input_stream ().read_all_async (stdio_uuid, Priority.DEFAULT, null, out n);
+
+						var parameters = new HashTable<string, Variant> (str_hash, str_equal);
+						parameters["CoreDevice.featureIdentifier"] = "com.apple.coredevice.feature.launchapplication";
+						parameters["CoreDevice.action"] = new HashTable<string, Variant> (str_hash, str_equal);
+
+						var standard_input = Variant.new_from_data<void> (new VariantType ("ay"), stdio_uuid, true);
+						var standard_output = standard_input;
+						var standard_error = standard_output;
+						var input = new Variant.parsed (@"""{
+								'applicationSpecifier': <{
+									'bundleIdentifier': <{
+										'_0': <'$APP_ID'>
+									}>
+								}>,
+								'options': <{
+									'arguments': <@av []>,
+									'environmentVariables': <@a{sv} {}>,
+									'standardIOUsesPseudoterminals': <true>,
+									'startStopped': <false>,
+									'terminateExisting': <true>,
+									'user': <{
+										'active': <true>
+									}>,
+									'platformSpecificOptions': <
+										b'<?xml version="1.0" encoding="UTF-8"?><plist version="1.0"><dict/></plist>'
+									>
+								}>,
+								'standardIOIdentifiers': <{
+									'standardInput': <('uuid', %@ay)>,
+									'standardOutput': <('uuid', %@ay)>,
+									'standardError': <('uuid', %@ay)>
+								}>
+							}""",
+							standard_input,
+							standard_output,
+							standard_error);
+						printerr ("input: %s\n", input.print (true));
+						parameters["CoreDevice.input"] = input;
+						timer.reset ();
+						var response = yield appservice.request (parameters);
+						printerr ("[*] Made request in %u ms\n", (uint) (timer.elapsed () * 1000.0));
+						printerr ("Got response: %s\n", response.print (true));
+
+						process_stdio.begin (stdio_stream);
+
+						// Wait forever...
+						h.disable_timeout ();
+						yield;
+					} catch (GLib.Error e) {
+						printerr ("\nFAIL: %s\n\n", e.message);
+						yield;
+					}
+
+					h.done ();
+				}
+
+				private async void process_stdio (IOStream stream) {
+					try {
+						var input = new DataInputStream (stream.get_input_stream ());
+						while (true) {
+							var line = yield input.read_line_async ();
+							if (line == null) {
+								printerr ("process_stdio: EOF\n");
+								break;
+							}
+							printerr ("process_stdio got line: %s\n", line);
+						}
+					} catch (GLib.Error e) {
+						printerr ("process_stdio: %s\n", e.message);
+					}
+				}
+
+			}
+
 		}
 
 		namespace Plist {

vapi/corefoundation.vapi

@@ -0,0 +1,145 @@
+[CCode (cheader_filename = "CoreFoundation/CoreFoundation.h", cprefix = "CF", gir_namespace = "CoreFoundation", gir_version = "1.0")]
+namespace CoreFoundation {
+	[Compact]
+	[CCode (cname = "struct __CFArray")]
+	public class Array : Type {
+		[CCode (cname = "CFArrayCreate")]
+		public Array (Allocator? allocator, [CCode (array_length_type = "CFIndex")] Type[] values,
+			ArrayCallBacks callbacks = ArrayCallBacks.DEFAULT);
+
+		public Index length {
+			[CCode (cname = "CFArrayGetCount")]
+			get;
+		}
+
+		[CCode (cname = "CFArrayGetValueAtIndex")]
+		public void * @get (Index i);
+	}
+
+	public struct ArrayCallBacks {
+		[CCode (cname = "kCFTypeArrayCallBacks")]
+		public static ArrayCallBacks DEFAULT;
+
+		public Index version;
+		public ArrayRetainCallBack retain;
+		public ArrayReleaseCallBack release;
+		public ArrayCopyDescriptionCallBack copyDescription;
+		public ArrayEqualCallBack equal;
+	}
+
+	public delegate void * ArrayRetainCallBack (Allocator allocator, void * value);
+	public delegate void ArrayReleaseCallBack (Allocator allocator, void * value);
+	public delegate String ArrayCopyDescriptionCallBack (void * value);
+	public delegate bool ArrayEqualCallBack (void * value1, void * value2);
+
+	[Compact]
+	[CCode (cname = "struct __CFArray")]
+	public class MutableArray : Array {
+		[CCode (cname = "CFArrayRemoveAllValues")]
+		public void clear ();
+
+		[CCode (cname = "CFArrayAppendValue")]
+		public void add (void * value);
+	}
+
+	[Compact]
+	[CCode (cname = "struct __CFDictionary")]
+	public class Dictionary : Type {
+		[CCode (cname = "CFDictionaryGetCount")]
+		public Index count ();
+
+		[CCode (cname = "CFDictionaryGetValue")]
+		public void * @get (void * key);
+
+		public string get_string_value (string key) {
+			return ((String) @get (String.make (key))).to_string ();
+		}
+	}
+
+	[Compact]
+	[CCode (cname = "struct __CFDictionary")]
+	public class MutableDictionary : Dictionary {
+		[CCode (cname = "CFDictionaryRemoveAllValues")]
+		public void clear ();
+
+		[CCode (cname = "CFDictionaryAddValue")]
+		public void add (void * key, void * value);
+
+		[CCode (cname = "CFDictionaryRemoveValue")]
+		public void remove (void * key);
+	}
+
+	[Compact]
+	[CCode (cname = "const struct __CFString")]
+	public class String : Type {
+		public Index length {
+			get { return _length (); }
+		}
+
+		public static String make (string str) {
+			return from_cstring (null, str, StringEncoding.UTF8);
+		}
+
+		public string to_string () {
+			var max_length = max_size_for_encoding (length, StringEncoding.UTF8) + 1;
+			var buffer = new char[max_length];
+			to_cstring (buffer, max_length, StringEncoding.UTF8);
+			return (string) buffer;
+		}
+
+		[CCode (cname = "CFStringCreateWithCString")]
+		private static String from_cstring (Allocator? allocator, uint8 * c_str, StringEncoding encoding);
+
+		[CCode (cname = "CFStringGetCString")]
+		private bool to_cstring (uint8 * buffer, Index buffer_size, StringEncoding encoding);
+
+		[CCode (cname = "CFStringGetLength")]
+		private Index _length ();
+
+		[CCode (cname = "CFStringGetMaximumSizeForEncoding")]
+		private static Index max_size_for_encoding (Index length, StringEncoding encoding);
+	}
+
+	[CCode (cname = "CFStringEncoding", cprefix = "kCFStringEncoding", has_type_id = false)]
+	public enum StringEncoding {
+		MacRoman,
+		WindowsLatin1,
+		ISOLatin1,
+		NextStepLatin,
+		ASCII,
+		Unicode,
+		UTF8,
+		NonLossyASCII,
+		UTF16,
+		UTF16BE,
+		UTF16LE,
+		UTF32,
+		UTF32BE,
+		UTF32LE,
+	}
+
+	[Compact]
+	[CCode (cname = "const void", ref_function = "CFRetain", unref_function = "CFRelease")]
+	public class Type {
+		[CCode (cname = "CFShow")]
+		public void show ();
+
+		public string to_string () {
+			return description ().to_string ();
+		}
+
+		[CCode (cname = "CFCopyDescription")]
+		private String description ();
+	}
+
+	[Compact]
+	[CCode (cname = "CFAllocatorRef")]
+	public class Allocator {
+		[CCode (cname = "CFAllocatorGetDefault")]
+		public static Allocator get_default ();
+	}
+
+	[CCode (cname = "CFIndex", has_type_id = false)]
+	public struct Index : long {
+	}
+}

vapi/darwin-gcd.vapi

@@ -0,0 +1,30 @@
+[CCode (cheader_filename = "dispatch/dispatch.h", gir_namespace = "Darwin", gir_version = "1.0")]
+namespace Darwin.GCD {
+	[Compact]
+	[CCode (cname = "void", ref_function = "_frida_dispatch_retain", unref_function = "dispatch_release",
+		cheader_filename = "frida-darwin.h")]
+	public class DispatchQueue {
+		[CCode (cname = "dispatch_queue_create")]
+		public DispatchQueue (string label, DispatchQueueAttr attr);
+
+		[CCode (cname = "dispatch_async_f")]
+		public void dispatch_async ([CCode (delegate_target_pos = 0.9)] DispatchFunction work);
+
+		[CCode (cname = "dispatch_sync_f")]
+		public void dispatch_sync ([CCode (delegate_target_pos = 0.9)] DispatchFunction work);
+	}
+
+	[CCode (cname = "dispatch_function_t")]
+	public delegate void DispatchFunction ();
+
+	[Compact]
+	[CCode (cname = "dispatch_queue_attr_t", cprefix = "DISPATCH_QUEUE_")]
+	public class DispatchQueueAttr {
+		public static DispatchQueueAttr SERIAL;
+		public static DispatchQueueAttr SERIAL_INACTIVE;
+		public static DispatchQueueAttr CONCURRENT;
+		public static DispatchQueueAttr CONCURRENT_INACTIVE;
+		public static DispatchQueueAttr SERIAL_WITH_AUTORELEASE_POOL;
+		public static DispatchQueueAttr CONCURRENT_WITH_AUTORELEASE_POOL;
+	}
+}

vapi/darwin-systemconfiguration.h

@@ -0,0 +1,12 @@
+#ifndef __DARWIN_SYSTEMCONFIGURATION_H__
+#define __DARWIN_SYSTEMCONFIGURATION_H__
+
+#ifndef HAVE_MACOS
+# include <os/availability.h>
+# undef API_UNAVAILABLE
+# define API_UNAVAILABLE(...)
+#endif
+
+#include <SystemConfiguration/SystemConfiguration.h>
+
+#endif

vapi/darwin-systemconfiguration.vapi

@@ -0,0 +1,43 @@
+[CCode (cheader_filename = "darwin-systemconfiguration.h", cprefix = "SC", gir_namespace = "Darwin", gir_version = "1.0")]
+namespace Darwin.SystemConfiguration {
+	[Compact]
+	[CCode (cname = "struct __SCDynamicStore")]
+	public class DynamicStore : CoreFoundation.Type {
+		[CCode (cname = "SCDynamicStoreCreate")]
+		public DynamicStore (CoreFoundation.Allocator? allocator, CoreFoundation.String name, DynamicStoreCallBack callout,
+			DynamicStoreContext context);
+
+		[CCode (cname = "SCDynamicStoreSetNotificationKeys")]
+		public bool set_notification_keys (CoreFoundation.Array? keys, CoreFoundation.Array? patterns);
+
+		[CCode (cname = "SCDynamicStoreSetDispatchQueue")]
+		public bool set_dispatch_queue (Darwin.GCD.DispatchQueue? queue);
+
+		[CCode (cname = "SCDynamicStoreCopyKeyList")]
+		public CoreFoundation.Array copy_key_list (CoreFoundation.String pattern);
+
+		[CCode (cname = "SCDynamicStoreCopyValue")]
+		public CoreFoundation.Type? copy_value (CoreFoundation.String key);
+
+		[CCode (cname = "SCDynamicStoreCopyMultiple")]
+		public CoreFoundation.Dictionary copy_multiple (CoreFoundation.Array? keys, CoreFoundation.Array? patterns = null);
+	}
+
+	[CCode (has_target = false)]
+	public delegate void DynamicStoreCallBack (DynamicStore store, CoreFoundation.Array changed_keys, void * info);
+
+	public struct DynamicStoreContext {
+		public CoreFoundation.Index version;
+		public void * info;
+		public RetainFunc? retain;
+		public ReleaseFunc? release;
+		public CopyDescriptionFunc? copyDescription;
+	}
+
+	[CCode (has_target = false)]
+	public delegate void * RetainFunc (void * info);
+	[CCode (has_target = false)]
+	public delegate void ReleaseFunc (void * info);
+	[CCode (has_target = false)]
+	public delegate CoreFoundation.String CopyDescriptionFunc (void * info);
+}

vapi/darwin-xnu.vapi

@@ -0,0 +1,104 @@
+[CCode (lower_case_cprefix = "", gir_namespace = "Darwin", gir_version = "1.0")]
+namespace Darwin.XNU {
+	[CCode (cname = "kern_return_t", cheader_filename = "mach/mach_error.h", cprefix = "KERN_", has_type_id = false)]
+	public enum KernReturn {
+		SUCCESS,
+		INVALID_ADDRESS,
+		PROTECTION_FAILURE,
+		NO_SPACE,
+		INVALID_ARGUMENT,
+		FAILURE,
+		RESOURCE_SHORTAGE,
+		NOT_RECEIVER,
+		NO_ACCESS,
+		MEMORY_FAILURE,
+		MEMORY_ERROR,
+		ALREADY_IN_SET,
+		NOT_IN_SET,
+		NAME_EXISTS,
+		ABORTED,
+		INVALID_NAME,
+		INVALID_TASK,
+		INVALID_RIGHT,
+		INVALID_VALUE,
+		UREFS_OVERFLOW,
+		INVALID_CAPABILITY,
+		RIGHT_EXISTS,
+		INVALID_HOST,
+		MEMORY_PRESENT,
+		MEMORY_DATA_MOVED,
+		MEMORY_RESTART_COPY,
+		INVALID_PROCESSOR_SET,
+		POLICY_LIMIT,
+		INVALID_POLICY,
+		INVALID_OBJECT,
+		ALREADY_WAITING,
+		DEFAULT_SET,
+		EXCEPTION_PROTECTED,
+		INVALID_LEDGER,
+		INVALID_MEMORY_CONTROL,
+		INVALID_SECURITY,
+		NOT_DEPRESSED,
+		TERMINATED,
+		LOCK_SET_DESTROYED,
+		LOCK_UNSTABLE,
+		LOCK_OWNED,
+		LOCK_OWNED_SELF,
+		SEMAPHORE_DESTROYED,
+		RPC_SERVER_TERMINATED,
+		RPC_TERMINATE_ORPHAN,
+		RPC_CONTINUE_ORPHAN,
+		NOT_SUPPORTED,
+		NODE_DOWN,
+		NOT_WAITING,
+		OPERATION_TIMED_OUT,
+		CODESIGN_ERROR,
+		POLICY_STATIC,
+		INSUFFICIENT_BUFFER_SIZE,
+		DENIED,
+		MISSING_KC,
+		INVALID_KC,
+		NOT_FOUND,
+		RETURN_MAX,
+	}
+
+	[CCode (cheader_filename = "mach/mach_error.h")]
+	public static unowned string mach_error_string (KernReturn kr);
+
+	[CCode (cname = "mach_port_t", has_type_id = false)]
+	public struct MachPort : uint {
+		[CCode (cname = "MACH_PORT_NULL")]
+		public const MachPort NULL;
+	}
+
+	[CCode (cheader_filename = "libproc.h")]
+	public int proc_pidpath (int pid, char[] buffer);
+
+	[CCode (cheader_filename = "sys/sysctl.h")]
+	public int sysctlbyname (string name, void * oldp, size_t * oldlenp, void * newp = null, size_t newlen = 0);
+
+	[CCode (cname = "struct xinpgen", cheader_filename = "netinet/in_pcb.h")]
+	public struct InetPcbGeneration {
+		[CCode (cname = "xig_len")]
+		public int32 length;
+		[CCode (cname = "xig_count")]
+		public uint count;
+		[CCode (cname = "xig_gen")]
+		public uint64 generation_count;
+		[CCode (cname = "xig_sogen")]
+		public uint64 socket_generation_count;
+	}
+
+	[CCode (cname = "struct in_addr_4in6", cheader_filename = "netinet/in_pcb.h")]
+	public struct InetAddr4in6 {
+		[CCode (cname = "ia46_addr4")]
+		public Posix.InAddr addr4;
+	}
+
+	[CCode (cprefix = "INP_", cheader_filename = "netinet/in_pcb.h")]
+	public enum InetVersionFlags {
+		IPV4,
+		IPV6,
+		V4MAPPEDV6,
+	}
+}

vapi/darwin-xpc.vapi

@@ -0,0 +1,161 @@
+[CCode (cheader_filename = "xpc/xpc.h", lower_case_cprefix = "xpc_", gir_namespace = "Darwin", gir_version = "1.0")]
+namespace Darwin.Xpc {
+	[Compact]
+	[CCode (cname = "gpointer", ref_function = "xpc_retain", unref_function = "xpc_release")]
+	public class Connection {
+		public static Connection create (string? name, GCD.DispatchQueue targetq);
+		public static Connection create_mach_service (string? name, GCD.DispatchQueue targetq, uint64 flags = 0);
+
+		[CCode (cname = "_frida_xpc_connection_set_event_handler", cheader_filename = "frida-darwin.h")]
+		public void set_event_handler (Handler handler);
+
+		public void activate ();
+		public void cancel ();
+
+		public void send_message (Object message);
+		[CCode (cname = "_frida_xpc_connection_send_message_with_reply", cheader_filename = "frida-darwin.h")]
+		public void send_message_with_reply (Object message, GCD.DispatchQueue replyq, owned Handler handler);
+	}
+
+	[CCode (cname = "FridaXpcHandler")]
+	public delegate void Handler (Object object);
+
+	[Compact]
+	[CCode (cname = "gpointer", ref_function = "xpc_retain", unref_function = "xpc_release")]
+	public class Object {
+		public Type type {
+			[CCode (cname = "xpc_get_type")]
+			get;
+		}
+
+		[CCode (cname = "_frida_xpc_object_to_string", cheader_filename = "frida-darwin.h")]
+		public string to_string ();
+	}
+
+	[Compact]
+	[CCode (cname = "gpointer")]
+	public class Type {
+		public string name {
+			get;
+		}
+	}
+
+	[Compact]
+	[CCode (cname = "gpointer")]
+	public class Bool : Object {
+		[CCode (cname = "XPC_TYPE_BOOL")]
+		public static Type TYPE;
+
+		[CCode (cname = "xpc_bool_create")]
+		public Bool (bool val);
+
+		public bool get_value ();
+	}
+
+	[Compact]
+	[CCode (cname = "gpointer")]
+	public class Int64 : Object {
+		[CCode (cname = "XPC_TYPE_INT64")]
+		public static Type TYPE;
+
+		[CCode (cname = "xpc_int64_create")]
+		public Int64 (int64 val);
+
+		public int64 get_value ();
+	}
+
+	[Compact]
+	[CCode (cname = "gpointer")]
+	public class UInt64 : Object {
+		[CCode (cname = "XPC_TYPE_UINT64")]
+		public static Type TYPE;
+
+		[CCode (cname = "xpc_uint64_create")]
+		public UInt64 (uint64 val);
+
+		public uint64 get_value ();
+	}
+
+	[Compact]
+	[CCode (cname = "gpointer")]
+	public class String : Object {
+		[CCode (cname = "XPC_TYPE_STRING")]
+		public static Type TYPE;
+
+		[CCode (cname = "xpc_string_create")]
+		public String (string val);
+
+		public unowned string get_string_ptr ();
+	}
+
+	[Compact]
+	[CCode (cname = "gpointer")]
+	public class Uuid : Object {
+		[CCode (cname = "XPC_TYPE_UUID")]
+		public static Type TYPE;
+
+		[CCode (array_length = false)]
+		public unowned uint8[] get_bytes ();
+	}
+
+	[Compact]
+	[CCode (cname = "gpointer")]
+	public class Array : Object {
+		[CCode (cname = "XPC_TYPE_ARRAY")]
+		public static Type TYPE;
+
+		public size_t count {
+			get;
+		}
+
+		[CCode (cname = "xpc_array_create_empty")]
+		public Array ();
+
+		public unowned Object? get_value (size_t index);
+		public void set_value (size_t index, Object val);
+	}
+
+	[Compact]
+	[CCode (cname = "gpointer")]
+	public class Dictionary : Object {
+		[CCode (cname = "XPC_TYPE_DICTIONARY")]
+		public static Type TYPE;
+
+		[CCode (cname = "xpc_dictionary_create_empty")]
+		public Dictionary ();
+
+		public bool get_bool (string key);
+		public void set_bool (string key, bool val);
+
+		public int64 get_int64 (string key);
+		public void set_int64 (string key, int64 val);
+
+		public uint64 get_uint64 (string key);
+		public void set_uint64 (string key, uint64 val);
+
+		public unowned string? get_string (string key);
+		public void set_string (string key, string val);
+
+		public unowned Dictionary? get_dictionary (string key);
+
+		public unowned Object? get_value (string key);
+		public void set_value (string key, Object val);
+
+		[CCode (cname = "_frida_xpc_dictionary_apply", cheader_filename = "frida-darwin.h")]
+		public bool apply (DictionaryApplier applier);
+
+		public Connection? create_connection (string key);
+	}
+
+	[CCode (cname = "FridaXpcDictionaryApplier")]
+	public delegate bool DictionaryApplier (string key, Object val);
+
+	[Compact]
+	[CCode (cname = "gpointer")]
+	public class Error : Dictionary {
+		[CCode (cname = "XPC_TYPE_ERROR")]
+		public static Type TYPE;
+
+		public const string KEY_DESCRIPTION;
+	}
+}

vapi/libnghttp2.vapi

@@ -0,0 +1,358 @@
+[CCode (cheader_filename = "nghttp2/nghttp2.h", cprefix = "nghttp2_", gir_namespace = "NGHttp2", gir_version = "1.0")]
+namespace NGHttp2 {
+	[Compact]
+	[CCode (cname = "nghttp2_session", cprefix = "nghttp2_session_", free_function = "nghttp2_session_del")]
+	public class Session {
+		[CCode (cname = "nghttp2_session_client_new2")]
+		public static int make_client (out Session session, SessionCallbacks callbacks, void * user_data, Option? option = null);
+
+		[CCode (cname = "nghttp2_submit_settings")]
+		public int submit_settings (uint8 flags, SettingsEntry[] entries);
+
+		[CCode (cname = "nghttp2_submit_window_update")]
+		public int submit_window_update (uint8 flags, int32 stream_id, int32 window_size_increment);
+
+		public int set_local_window_size (uint8 flags, int32 stream_id, int32 window_size);
+
+		[CCode (cname = "nghttp2_submit_request")]
+		public int32 submit_request (PrioritySpec? pri_spec, NV[] nvs, DataProvider? data_prd, void * stream_user_data);
+
+		[CCode (cname = "nghttp2_submit_headers")]
+		public int32 submit_headers (uint8 flags, int32 stream_id, PrioritySpec? pri_spec, NV[] nvs, void * stream_user_data);
+
+		[CCode (cname = "nghttp2_submit_data")]
+		public int submit_data (uint8 flags, int32 stream_id, DataProvider data_prd);
+
+		public int send ();
+
+		public ssize_t mem_recv (uint8[] input);
+
+		public bool want_read ();
+
+		public bool want_write ();
+
+		public int consume_connection (size_t size);
+	}
+
+	[Compact]
+	[CCode (cname = "nghttp2_session_callbacks", cprefix = "nghttp2_session_callbacks_",
+		free_function = "nghttp2_session_callbacks_del")]
+	public class SessionCallbacks {
+		[CCode (cname = "nghttp2_session_callbacks_new")]
+		public static int make (out SessionCallbacks callbacks);
+
+		public void set_send_callback (SendCallback callback);
+		public void set_on_frame_recv_callback (OnFrameRecvCallback callback);
+		public void set_on_data_chunk_recv_callback (OnDataChunkRecvCallback callback);
+		public void set_before_frame_send_callback (BeforeFrameSendCallback callback);
+		public void set_on_frame_send_callback (OnFrameSendCallback callback);
+		public void set_on_frame_not_send_callback (OnFrameNotSendCallback callback);
+		public void set_on_stream_close_callback (OnStreamCloseCallback callback);
+		public void set_on_begin_frame_callback (OnBeginFrameCallback callback);
+		[CCode (cname = "nghttp2_session_callbacks_set_error_callback2")]
+		public void set_error_callback (ErrorCallback callback);
+	}
+
+	[CCode (cname = "nghttp2_send_callback", has_target = false)]
+	public delegate ssize_t SendCallback (Session session, [CCode (array_length_type = "size_t")] uint8[] data, int flags,
+		void * user_data);
+
+	[CCode (cname = "nghttp2_on_frame_recv_callback", has_target = false)]
+	public delegate int OnFrameRecvCallback (Session session, Frame frame, void * user_data);
+
+	[CCode (cname = "nghttp2_on_data_chunk_recv_callback", has_target = false)]
+	public delegate int OnDataChunkRecvCallback (Session session, uint8 flags, int32 stream_id,
+		[CCode (array_length_type = "size_t")] uint8[] data, void * user_data);
+
+	[CCode (cname = "nghttp2_before_frame_send_callback", has_target = false)]
+	public delegate int BeforeFrameSendCallback (Session session, Frame frame, void * user_data);
+
+	[CCode (cname = "nghttp2_on_frame_send_callback", has_target = false)]
+	public delegate int OnFrameSendCallback (Session session, Frame frame, void * user_data);
+
+	[CCode (cname = "nghttp2_on_frame_not_send_callback", has_target = false)]
+	public delegate int OnFrameNotSendCallback (Session session, Frame frame, ErrorCode lib_error_code, void * user_data);
+
+	[CCode (cname = "nghttp2_on_stream_close_callback", has_target = false)]
+	public delegate int OnStreamCloseCallback (Session session, int32 stream_id, uint32 error_code, void * user_data);
+
+	[CCode (cname = "nghttp2_on_begin_frame_callback", has_target = false)]
+	public delegate int OnBeginFrameCallback (Session session, FrameHd hd, void * user_data);
+
+	[CCode (cname = "nghttp2_error_callback2", has_target = false)]
+	public delegate int ErrorCallback (Session session, ErrorCode code, [CCode (array_length_type = "size_t")] char[] msg,
+		void * user_data);
+
+	[CCode (cname = "nghttp2_frame")]
+	public struct Frame {
+		public FrameHd hd;
+		public DataFrame data;
+		public HeadersFrame headers;
+		public PriorityFrame priority;
+		public RstStreamFrame rst_stream;
+		public SettingsFrame settings;
+		public PushPromiseFrame push_promise;
+		public PingFrame ping;
+		public GoawayFrame goaway;
+		public WindowUpdateFrame window_update;
+		public ExtensionFrame ext;
+	}
+
+	[CCode (cname = "nghttp2_frame_type", cprefix = "NGHTTP2_", has_type_id = false)]
+	public enum FrameType {
+		DATA,
+		HEADERS,
+		PRIORITY,
+		RST_STREAM,
+		SETTINGS,
+		PUSH_PROMISE,
+		PING,
+		GOAWAY,
+		WINDOW_UPDATE,
+		CONTINUATION,
+		ALTSVC,
+		ORIGIN,
+		PRIORITY_UPDATE,
+	}
+
+	[CCode (cname = "nghttp2_frame_hd")]
+	public struct FrameHd {
+		public size_t length;
+		public int32 stream_id;
+		public FrameType type;
+		public uint8 flags;
+		public uint8 reserved;
+	}
+
+	[CCode (cname = "nghttp2_data")]
+	public struct DataFrame {
+		public FrameHd hd;
+		public size_t padlen;
+	}
+
+	[CCode (cname = "nghttp2_headers")]
+	public struct HeadersFrame {
+		public FrameHd hd;
+		public size_t padlen;
+		public PrioritySpec pri_spec;
+		public NV * nva;
+		public size_t nvlen;
+		public HeadersCategory cat;
+	}
+
+	[CCode (cname = "nghttp2_headers_category", cprefix = "NGHTTP2_HCAT_", has_type_id = false)]
+	public enum HeadersCategory {
+		REQUEST,
+		RESPONSE,
+		PUSH_RESPONSE,
+		HEADERS,
+	}
+
+	[CCode (cname = "nghttp2_priority")]
+	public struct PriorityFrame {
+		public FrameHd hd;
+		public PrioritySpec pri_spec;
+	}
+
+	[CCode (cname = "nghttp2_rst_stream")]
+	public struct RstStreamFrame {
+		public FrameHd hd;
+		public uint32 error_code;
+	}
+
+	[CCode (cname = "nghttp2_settings")]
+	public struct SettingsFrame {
+		public FrameHd hd;
+		public size_t niv;
+		public SettingsEntry * iv;
+	}
+
+	[CCode (cname = "nghttp2_push_promise")]
+	public struct PushPromiseFrame {
+		public FrameHd hd;
+		public size_t padlen;
+		public NV * nva;
+		public size_t nvlen;
+		public int32 promised_stream_id;
+		public uint8 reserved;
+	}
+
+	[CCode (cname = "nghttp2_ping")]
+	public struct PingFrame {
+		public FrameHd hd;
+		public uint8[] opaque_data;
+	}
+
+	[CCode (cname = "nghttp2_goaway")]
+	public struct GoawayFrame {
+		public FrameHd hd;
+		public int32 last_stream_id;
+		public uint32 error_code;
+		public uint8 * opaque_data;
+		public size_t opaque_data_len;
+		public uint8 reserved;
+	}
+
+	[CCode (cname = "nghttp2_window_update")]
+	public struct WindowUpdateFrame {
+		public FrameHd hd;
+		public int32 window_size_increment;
+		public uint8 reserved;
+	}
+
+	[CCode (cname = "nghttp2_extension")]
+	public struct ExtensionFrame {
+		public FrameHd hd;
+		public void * payload;
+	}
+
+	[Compact]
+	[CCode (cname = "nghttp2_option", cprefix = "nghttp2_option_", free_function = "nghttp2_option_del")]
+	public class Option {
+		[CCode (cname = "nghttp2_option_new")]
+		public static int make (out Option option);
+
+		public void set_no_auto_window_update (bool val);
+		public void set_peer_max_concurrent_streams (uint32 val);
+		public void set_no_recv_client_magic (bool val);
+		public void set_no_http_messaging (bool val);
+		public void set_no_http_semantics (bool val);
+		public void set_max_reserved_remote_streams (uint32 val);
+		public void set_user_recv_extension_type (uint8 type);
+		public void set_builtin_recv_extension_type (uint8 type);
+		public void set_no_auto_ping_ack (bool val);
+		public void set_max_send_header_block_length (size_t val);
+		public void set_max_deflate_dynamic_table_size (size_t val);
+		public void set_no_closed_streams (bool val);
+		public void set_max_outbound_ack (size_t val);
+		public void set_max_settings (size_t val);
+		public void set_server_fallback_rfc7540_priorities (bool val);
+		public void set_no_rfc9113_leading_and_trailing_ws_validation (bool val);
+	}
+
+	[CCode (cname = "nghttp2_settings_entry")]
+	public struct SettingsEntry {
+		public SettingsId settings_id;
+		public uint32 value;
+	}
+
+	[CCode (cname = "nghttp2_settings_id", cprefix = "NGHTTP2_SETTINGS_", has_type_id = false)]
+	public enum SettingsId {
+		HEADER_TABLE_SIZE,
+		ENABLE_PUSH,
+		MAX_CONCURRENT_STREAMS,
+		INITIAL_WINDOW_SIZE,
+		MAX_FRAME_SIZE,
+		MAX_HEADER_LIST_SIZE,
+		ENABLE_CONNECT_PROTOCOL,
+		NO_RFC7540_PRIORITIES,
+	}
+
+	[CCode (cname = "nghttp2_priority_spec")]
+	public struct PrioritySpec {
+		public int32 stream_id;
+		public int32 weight;
+		public uint8 exclusive;
+	}
+
+	[CCode (cname = "nghttp2_nv")]
+	public struct NV {
+		public uint8 * name;
+		public uint8 * value;
+		public size_t namelen;
+		public size_t valuelen;
+		public NVFlag flags;
+	}
+
+	[CCode (cname = "nghttp2_nv_flag", cprefix = "NGHTTP2_NV_FLAG_", has_type_id = false)]
+	[Flags]
+	public enum NVFlag {
+		NONE,
+		NO_INDEX,
+		NO_COPY_NAME,
+		NO_COPY_VALUE,
+	}
+
+	[CCode (cname = "nghttp2_data_provider")]
+	public struct DataProvider {
+		public DataSource source;
+		public DataSourceReadCallback read_callback;
+	}
+
+	[CCode (cname = "nghttp2_data_source")]
+	public struct DataSource {
+		public void * ptr;
+	}
+
+	[CCode (cname = "nghttp2_data_source_read_callback", has_target = false)]
+	public delegate ssize_t DataSourceReadCallback (Session session, int32 stream_id,
+		[CCode (array_length_type = "size_t")] uint8[] buf, ref uint32 data_flags, DataSource source, void * user_data);
+
+	[CCode (cname = "nghttp2_strerror")]
+	public unowned string strerror (ssize_t result);
+
+	[CCode (cname = "nghttp2_error", cprefix = "NGHTTP2_ERR_", has_type_id = false)]
+	public enum ErrorCode {
+		INVALID_ARGUMENT,
+		BUFFER_ERROR,
+		UNSUPPORTED_VERSION,
+		WOULDBLOCK,
+		PROTO,
+		INVALID_FRAME,
+		EOF,
+		DEFERRED,
+		STREAM_ID_NOT_AVAILABLE,
+		STREAM_CLOSED,
+		STREAM_CLOSING,
+		STREAM_SHUT_WR,
+		INVALID_STREAM_ID,
+		INVALID_STREAM_STATE,
+		DEFERRED_DATA_EXIST,
+		START_STREAM_NOT_ALLOWED,
+		GOAWAY_ALREADY_SENT,
+		INVALID_HEADER_BLOCK,
+		INVALID_STATE,
+		TEMPORAL_CALLBACK_FAILURE,
+		FRAME_SIZE_ERROR,
+		HEADER_COMP,
+		FLOW_CONTROL,
+		INSUFF_BUFSIZE,
+		PAUSE,
+		TOO_MANY_INFLIGHT_SETTINGS,
+		PUSH_DISABLED,
+		DATA_EXIST,
+		SESSION_CLOSING,
+		HTTP_HEADER,
+		HTTP_MESSAGING,
+		REFUSED_STREAM,
+		INTERNAL,
+		CANCEL,
+		SETTINGS_EXPECTED,
+		TOO_MANY_SETTINGS,
+		FATAL,
+		NOMEM,
+		CALLBACK_FAILURE,
+		BAD_CLIENT_MAGIC,
+		FLOODED,
+	}
+
+	[CCode (cname = "nghttp2_flag", cprefix = "NGHTTP2_FLAG_", has_type_id = false)]
+	[Flags]
+	public enum Flag {
+		NONE,
+		END_STREAM,
+		END_HEADERS,
+		ACK,
+		PADDED,
+		PRIORITY,
+	}
+
+	[CCode (cname = "nghttp2_data_flag", cprefix = "NGHTTP2_DATA_FLAG_", has_type_id = false)]
+	[Flags]
+	public enum DataFlag {
+		NONE,
+		EOF,
+		NO_END_STREAM,
+		NO_COPY,
+	}
+}

vapi/libngtcp2.vapi

@@ -0,0 +1,535 @@
+[CCode (cheader_filename = "ngtcp2/ngtcp2.h", lower_case_cprefix = "ngtcp2_", gir_namespace = "NGTcp2", gir_version = "1.0")]
+namespace NGTcp2 {
+	[Compact]
+	[CCode (cname = "ngtcp2_conn", cprefix = "ngtcp2_conn_", free_function = "ngtcp2_conn_del")]
+	public class Connection {
+		[CCode (cname = "ngtcp2_conn_client_new")]
+		public static int make_client (out Connection conn, ConnectionID dcid, ConnectionID scid, Path path,
+			ProtocolVersion client_chosen_version, Callbacks callbacks, Settings settings, TransportParams params,
+			MemoryAllocator? mem, void * user_data);
+
+		public void set_tls_native_handle (void * tls_native_handle);
+
+		public void set_keep_alive_timeout (Duration timeout);
+
+		public Timestamp get_expiry ();
+		public int handle_expiry (Timestamp ts);
+
+		[CCode (cname = "ngtcp2_conn_read_pkt")]
+		public int read_packet (Path path, PacketInfo * pi, uint8[] pkt, Timestamp ts);
+
+		public int open_bidi_stream (out int64 stream_id, void * stream_user_data);
+
+		public ssize_t write_stream (Path * path, PacketInfo * pi, uint8[] dest, ssize_t * pdatalen, WriteStreamFlags flags,
+			int64 stream_id, uint8[]? data, Timestamp ts);
+		public ssize_t writev_stream (Path * path, PacketInfo * pi, uint8[] dest, ssize_t * pdatalen, WriteStreamFlags flags,
+			int64 stream_id, IOVector[] datav, Timestamp ts);
+
+		public ssize_t write_datagram (Path * path, PacketInfo * pi, uint8[] dest, int * paccepted, uint32 flags, uint64 dgram_id,
+			uint8[] data, Timestamp ts);
+		public ssize_t writev_datagram (Path * path, PacketInfo * pi, uint8[] dest, int * paccepted, uint32 flags, uint64 dgram_id,
+			IOVector[] datav, Timestamp ts);
+
+		public uint64 get_max_data_left ();
+		public uint64 get_max_stream_data_left (int64 stream_id);
+	}
+
+	public unowned string strerror (int liberr);
+
+	[CCode (cname = "int", cprefix = "NGTCP2_ERR_", has_type_id = false)]
+	public enum ErrorCode {
+		INVALID_ARGUMENT,
+		NOBUF,
+		PROTO,
+		INVALID_STATE,
+		ACK_FRAME,
+		STREAM_ID_BLOCKED,
+		STREAM_IN_USE,
+		STREAM_DATA_BLOCKED,
+		FLOW_CONTROL,
+		CONNECTION_ID_LIMIT,
+		STREAM_LIMIT,
+		FINAL_SIZE,
+		CRYPTO,
+		PKT_NUM_EXHAUSTED,
+		REQUIRED_TRANSPORT_PARAM,
+		MALFORMED_TRANSPORT_PARAM,
+		FRAME_ENCODING,
+		DECRYPT,
+		STREAM_SHUT_WR,
+		STREAM_NOT_FOUND,
+		STREAM_STATE,
+		RECV_VERSION_NEGOTIATION,
+		CLOSING,
+		DRAINING,
+		TRANSPORT_PARAM,
+		DISCARD_PKT,
+		CONN_ID_BLOCKED,
+		INTERNAL,
+		CRYPTO_BUFFER_EXCEEDED,
+		WRITE_MORE,
+		RETRY,
+		DROP_CONN,
+		AEAD_LIMIT_REACHED,
+		NO_VIABLE_PATH,
+		VERSION_NEGOTIATION,
+		HANDSHAKE_TIMEOUT,
+		VERSION_NEGOTIATION_FAILURE,
+		IDLE_CLOSE,
+		FATAL,
+		NOMEM,
+		CALLBACK_FAILURE,
+	}
+
+	[CCode (cname = "ngtcp2_cid", has_destroy_function = false)]
+	public struct ConnectionID {
+		public size_t datalen;
+		public uint8 data[MAX_CIDLEN];
+	}
+
+	[CCode (cname = "ngtcp2_connection_id_status_type", cprefix = "NGTCP2_CONNECTION_ID_STATUS_TYPE_", has_type_id = false)]
+	public enum ConnectionIdStatusType {
+		ACTIVATE,
+		DEACTIVATE,
+	}
+
+	[CCode (cname = "ngtcp2_path", has_destroy_function = false)]
+	public struct Path {
+		public Address local;
+		public Address remote;
+		public void * user_data;
+	}
+
+	[CCode (cname = "ngtcp2_path_validation_result", cprefix = "NGTCP2_PATH_VALIDATION_RESULT_", has_type_id = false)]
+	public enum PathValidationResult {
+		SUCCESS,
+		FAILURE,
+		ABORTED,
+	}
+
+	[CCode (cname = "uint32_t", cprefix = "NGTCP2_PROTO_VER_", has_type_id = false)]
+	public enum ProtocolVersion {
+		V1,
+		V2,
+		MIN,
+		MAX,
+	}
+
+	[CCode (cname = "ngtcp2_pkt_info", has_destroy_function = false)]
+	public struct PacketInfo {
+		public uint8 ecn;
+	}
+
+	[CCode (cname = "ngtcp2_pkt_hd", has_destroy_function = false)]
+	public struct PacketHeader {
+		public ConnectionID dcid;
+		public ConnectionID scid;
+		public int64 pkt_num;
+		[CCode (array_length_cname = "tokenlen")]
+		public uint8[]? token;
+		public size_t pkt_numlen;
+		public size_t len;
+		public uint32 version;
+		public uint8 type;
+		public uint8 flags;
+	}
+
+	[CCode (cname = "ngtcp2_pkt_stateless_reset", has_destroy_function = false)]
+	public struct PacketStatelessReset {
+		public uint8 stateless_reset_token[STATELESS_RESET_TOKENLEN];
+		[CCode (array_length_cname = "randlen")]
+		public uint8[] rand;
+	}
+
+	[Flags]
+	[CCode (cname = "uint32_t", cprefix = "NGTCP2_WRITE_STREAM_FLAG_", has_type_id = false)]
+	public enum WriteStreamFlags {
+		NONE,
+		MORE,
+		FIN,
+	}
+
+	[CCode (cname = "NGTCP2_MAX_CIDLEN")]
+	public const size_t MAX_CIDLEN;
+	[CCode (cname = "NGTCP2_MIN_INITIAL_DCIDLEN")]
+	public const size_t MIN_INITIAL_DCIDLEN;
+
+	[CCode (cname = "NGTCP2_STATELESS_RESET_TOKENLEN")]
+	public const size_t STATELESS_RESET_TOKENLEN;
+
+	[CCode (cname = "ngtcp2_vec", has_destroy_function = false)]
+	public struct IOVector {
+		[CCode (array_length_cname = "len")]
+		public unowned uint8[] base;
+	}
+
+	[CCode (cname = "ngtcp2_sa_family", cprefix = "NGTCP2_AF_", has_type_id = false)]
+	public enum SocketAddressFamily {
+		INET,
+		INET6,
+	}
+
+	[SimpleType]
+	[CCode (cname = "ngtcp2_in_port")]
+	public struct InternetPort : uint16 {
+	}
+
+	[CCode (cname = "ngtcp2_sockaddr", has_destroy_function = false)]
+	public struct SocketAddress {
+		public SocketAddressFamily sa_family;
+		public uint8 sa_data[14];
+	}
+
+	[CCode (cname = "ngtcp2_in_addr", has_destroy_function = false)]
+	public struct InternetAddress {
+		public uint32 s_addr;
+	}
+
+	[CCode (cname = "ngtcp2_sockaddr_in", has_destroy_function = false)]
+	public struct SocketAddressInternet {
+		public SocketAddressFamily sin_family;
+		public InternetPort sin_port;
+		public InternetAddress sin_addr;
+		public uint8 sin_zero[8];
+	}
+
+	[CCode (cname = "ngtcp2_in6_addr", has_destroy_function = false)]
+	public struct Internet6Address {
+		public uint8 in6_addr[16];
+	}
+
+	[CCode (cname = "ngtcp2_sockaddr_in6", has_destroy_function = false)]
+	public struct SocketAddressInternet6 {
+		public SocketAddressFamily sin6_family;
+		public InternetPort sin6_port;
+		public uint32 sin6_flowinfo;
+		public Internet6Address sin6_addr;
+		public uint32 sin6_scope_id;
+	}
+
+	[SimpleType]
+	[CCode (cname = "ngtcp2_socklen")]
+	public struct SocketLength : uint32 {
+	}
+
+	[CCode (cname = "ngtcp2_addr", has_destroy_function = false)]
+	public struct Address {
+		[CCode (array_length_cname = "addrlen")]
+		public uint8[] addr;
+	}
+
+	[CCode (cname = "ngtcp2_preferred_addr", has_destroy_function = false)]
+	public struct PreferredAddress {
+		public ConnectionID cid;
+		public SocketAddressInternet ipv4;
+		public SocketAddressInternet6 ipv6;
+		public uint8 ipv4_present;
+		public uint8 ipv6_present;
+		public uint8 stateless_reset_token[STATELESS_RESET_TOKENLEN];
+	}
+
+	[CCode (cname = "ngtcp2_version_info", has_destroy_function = false)]
+	public struct VersionInfo {
+		public uint32 chosen_version;
+		[CCode (array_length_cname = "available_versionslen")]
+		public uint8[] available_versions;
+	}
+
+	[CCode (cname = "ngtcp2_encryption_level", cprefix = "NGTCP2_ENCRYPTION_LEVEL_", has_type_id = false)]
+	public enum EncryptionLevel {
+		INITIAL,
+		HANDSHAKE,
+		1RTT,
+		0RTT,
+	}
+
+	[CCode (cname = "ngtcp2_token_type", cprefix = "NGTCP2_TOKEN_TYPE_", has_type_id = false)]
+	public enum TokenType {
+		UNKNOWN,
+		RETRY,
+		NEW_TOKEN,
+	}
+
+	[CCode (cname = "ngtcp2_rand_ctx", has_destroy_function = false)]
+	public struct RNGContext {
+		public void * native_handle;
+	}
+
+	[CCode (cname = "ngtcp2_crypto_aead", has_destroy_function = false)]
+	public struct CryptoAead {
+		public void * native_handle;
+		public size_t max_overhead;
+	}
+
+	[CCode (cname = "ngtcp2_crypto_cipher", has_destroy_function = false)]
+	public struct CryptoCipher {
+		public void * native_handle;
+	}
+
+	[CCode (cname = "ngtcp2_crypto_aead_ctx", has_destroy_function = false)]
+	public struct CryptoAeadCtx {
+		public void * native_handle;
+	}
+
+	[CCode (cname = "ngtcp2_crypto_cipher_ctx", has_destroy_function = false)]
+	public struct CryptoCipherCtx {
+		public void * native_handle;
+	}
+
+	[CCode (cname = "ngtcp2_cc_algo", cprefix = "NGTCP2_CC_ALGO_", has_type_id = false)]
+	public enum CongestionControlAlgorithm {
+		RENO,
+		CUBIC,
+		BBR,
+	}
+
+	[SimpleType]
+	[CCode (cname = "ngtcp2_tstamp")]
+	public struct Timestamp : uint64 {
+	}
+
+	[CCode (cname = "NGTCP2_SECONDS")]
+	public const uint64 SECONDS;
+
+	[CCode (cname = "NGTCP2_MILLISECONDS")]
+	public const uint64 MILLISECONDS;
+
+	[CCode (cname = "NGTCP2_MICROSECONDS")]
+	public const uint64 MICROSECONDS;
+
+	[CCode (cname = "NGTCP2_NANOSECONDS")]
+	public const uint64 NANOSECONDS;
+
+	[SimpleType]
+	[CCode (cname = "ngtcp2_duration")]
+	public struct Duration : uint64 {
+	}
+
+	[CCode (cname = "ngtcp2_callbacks", has_destroy_function = false)]
+	public struct Callbacks {
+		public ClientInitial? client_initial;
+		public RecvClientInitial? recv_client_initial;
+		public RecvCryptoData recv_crypto_data;
+		public HandshakeCompleted? handshake_completed;
+		public RecvVersionNegotiation? recv_version_negotiation;
+		public Encrypt encrypt;
+		public Decrypt decrypt;
+		public HpMask hp_mask;
+		public RecvStreamData? recv_stream_data;
+		public AckedStreamDataOffset? acked_stream_data_offset;
+		public StreamOpen? stream_open;
+		public StreamClose? stream_close;
+		public RecvStatelessReset? recv_stateless_reset;
+		public RecvRetry? recv_retry;
+		public ExtendMaxStreams? extend_max_local_streams_bidi;
+		public ExtendMaxStreams? extend_max_local_streams_uni;
+		public Rand? rand;
+		public GetNewConnectionId get_new_connection_id;
+		public RemoveConnectionId? remove_connection_id;
+		public UpdateKey update_key;
+		public PathValidation? path_validation;
+		public SelectPreferredAddr? select_preferred_addr;
+		public StreamReset? stream_reset;
+		public ExtendMaxStreams? extend_max_remote_streams_bidi;
+		public ExtendMaxStreams? extend_max_remote_streams_uni;
+		public ExtendMaxStreamData? extend_max_stream_data;
+		public ConnectionIdStatus? dcid_status;
+		public HandshakeConfirmed? handshake_confirmed;
+		public RecvNewToken? recv_new_token;
+		public DeleteCryptoAeadCtx delete_crypto_aead_ctx;
+		public DeleteCryptoCipherCtx delete_crypto_cipher_ctx;
+		public RecvDatagram? recv_datagram;
+		public AckDatagram? ack_datagram;
+		public LostDatagram? lost_datagram;
+		public GetPathChallengeData get_path_challenge_data;
+		public StreamStopSending? stream_stop_sending;
+		public VersionNegotiation version_negotiation;
+		public RecvKey recv_rx_key;
+		public RecvKey recv_tx_key;
+		public TlsEarlyDataRejected? tls_early_data_rejected;
+	}
+
+	[CCode (cname = "ngtcp2_client_initial", has_target = false)]
+	public delegate int ClientInitial (Connection conn, void * user_data);
+	[CCode (cname = "ngtcp2_recv_client_initial", has_target = false)]
+	public delegate int RecvClientInitial (Connection conn, ConnectionID dcid, void * user_data);
+	[CCode (cname = "ngtcp2_recv_crypto_data", has_target = false)]
+	public delegate int RecvCryptoData (Connection conn, EncryptionLevel encryption_level, uint64 offset,
+		[CCode (array_length_type = "size_t")] uint8[] data, void * user_data);
+	[CCode (cname = "ngtcp2_handshake_completed", has_target = false)]
+	public delegate int HandshakeCompleted (Connection conn, void * user_data);
+	[CCode (cname = "ngtcp2_recv_version_negotiation", has_target = false)]
+	public delegate int RecvVersionNegotiation (Connection conn, PacketHeader hd, [CCode (array_length_type = "size_t")] uint32[] sv,
+		void * user_data);
+	[CCode (cname = "ngtcp2_encrypt", has_target = false)]
+	public delegate int Encrypt ([CCode (array_length = false)] uint8[] dest, CryptoAead aead, CryptoAeadCtx aead_ctx,
+		[CCode (array_length_type = "size_t")] uint8[] plaintext,
+		[CCode (array_length_type = "size_t")] uint8[] nonce,
+		[CCode (array_length_type = "size_t")] uint8[] aad);
+	[CCode (cname = "ngtcp2_decrypt", has_target = false)]
+	public delegate int Decrypt ([CCode (array_length = false)] uint8[] dest, CryptoAead aead, CryptoAeadCtx aead_ctx,
+		[CCode (array_length_type = "size_t")] uint8[] ciphertext,
+		[CCode (array_length_type = "size_t")] uint8[] nonce,
+		[CCode (array_length_type = "size_t")] uint8[] aad);
+	[CCode (cname = "ngtcp2_hp_mask", has_target = false)]
+	public delegate int HpMask ([CCode (array_length = false)] uint8[] dest, CryptoCipher hp, CryptoCipherCtx hp_ctx,
+		[CCode (array_length = false)] uint8[] sample);
+	[CCode (cname = "ngtcp2_recv_stream_data", has_target = false)]
+	public delegate int RecvStreamData (Connection conn, uint32 flags, int64 stream_id, uint64 offset,
+		[CCode (array_length_type = "size_t")] uint8[] data, void * user_data, void * stream_user_data);
+	[CCode (cname = "ngtcp2_acked_stream_data_offset", has_target = false)]
+	public delegate int AckedStreamDataOffset (Connection conn, int64 stream_id, uint64 offset, uint64 datalen, void * user_data,
+		void * stream_user_data);
+	[CCode (cname = "ngtcp2_stream_open", has_target = false)]
+	public delegate int StreamOpen (Connection conn, int64 stream_id, void * user_data);
+	[CCode (cname = "ngtcp2_stream_close", has_target = false)]
+	public delegate int StreamClose (Connection conn, uint32 flags, int64 stream_id, uint64 app_error_code, void * user_data,
+		void * stream_user_data);
+	[CCode (cname = "ngtcp2_recv_stateless_reset", has_target = false)]
+	public delegate int RecvStatelessReset (Connection conn, PacketStatelessReset sr, void * user_data);
+	[CCode (cname = "ngtcp2_recv_retry", has_target = false)]
+	public delegate int RecvRetry (Connection conn, PacketHeader hd, void * user_data);
+	[CCode (cname = "ngtcp2_extend_max_streams", has_target = false)]
+	public delegate int ExtendMaxStreams (Connection conn, uint64 max_streams, void * user_data);
+	[CCode (cname = "ngtcp2_extend_max_stream_data", has_target = false)]
+	public delegate int ExtendMaxStreamData (Connection conn, int64 stream_id, uint64 max_data, void * user_data,
+		void * stream_user_data);
+	[CCode (cname = "ngtcp2_rand", has_target = false)]
+	public delegate void Rand ([CCode (array_length_type = "size_t")] uint8[] dest, RNGContext rand_ctx);
+	[CCode (cname = "ngtcp2_get_new_connection_id", has_target = false)]
+	public delegate int GetNewConnectionId (Connection conn, out ConnectionID cid, [CCode (array_length = false)] uint8[] token,
+		size_t cidlen, void * user_data);
+	[CCode (cname = "ngtcp2_remove_connection_id", has_target = false)]
+	public delegate int RemoveConnectionId (Connection conn, ConnectionID cid, void * user_data);
+	[CCode (cname = "ngtcp2_update_key", has_target = false)]
+	public delegate int UpdateKey (Connection conn,
+		[CCode (array_length = false)] uint8[] rx_secret,
+		[CCode (array_length = false)] uint8[] tx_secret,
+		CryptoAeadCtx rx_aead_ctx, [CCode (array_length = false)] uint8[] rx_iv,
+		CryptoAeadCtx tx_aead_ctx, [CCode (array_length = false)] uint8[] tx_iv,
+		[CCode (array_length_pos = 9.1)] uint8[] current_rx_secret,
+		[CCode (array_length_pos = 9.1)] uint8[] current_tx_secret,
+		void * user_data);
+	[CCode (cname = "ngtcp2_path_validation", has_target = false)]
+	public delegate int PathValidation (Connection conn, uint32 flags, Path path, Path old_path, PathValidationResult res,
+		void * user_data);
+	[CCode (cname = "ngtcp2_select_preferred_addr", has_target = false)]
+	public delegate int SelectPreferredAddr (Connection conn, Path dest, PreferredAddress paddr, void * user_data);
+	[CCode (cname = "ngtcp2_stream_reset", has_target = false)]
+	public delegate int StreamReset (Connection conn, int64 stream_id, uint64 final_size, uint64 app_error_code, void * user_data,
+		void * stream_user_data);
+	[CCode (cname = "ngtcp2_connection_id_status", has_target = false)]
+	public delegate int ConnectionIdStatus (Connection conn, ConnectionIdStatusType type, uint64 seq, ConnectionID cid,
+		[CCode (array_length = false)] uint8[] token, void * user_data);
+	[CCode (cname = "ngtcp2_handshake_confirmed", has_target = false)]
+	public delegate int HandshakeConfirmed (Connection conn, void * user_data);
+	[CCode (cname = "ngtcp2_recv_new_token", has_target = false)]
+	public delegate int RecvNewToken (Connection conn, [CCode (array_length_type = "size_t")] uint8[] token, void * user_data);
+	[CCode (cname = "ngtcp2_delete_crypto_aead_ctx", has_target = false)]
+	public delegate void DeleteCryptoAeadCtx (Connection conn, CryptoAeadCtx aead_ctx, void * user_data);
+	[CCode (cname = "ngtcp2_delete_crypto_cipher_ctx", has_target = false)]
+	public delegate void DeleteCryptoCipherCtx (Connection conn, CryptoCipherCtx cipher_ctx, void * user_data);
+	[CCode (cname = "ngtcp2_recv_datagram", has_target = false)]
+	public delegate int RecvDatagram (Connection conn, uint32 flags, [CCode (array_length_type = "size_t")] uint8[] data,
+		void * user_data);
+	[CCode (cname = "ngtcp2_ack_datagram", has_target = false)]
+	public delegate int AckDatagram (Connection conn, uint64 dgram_id, void * user_data);
+	[CCode (cname = "ngtcp2_lost_datagram", has_target = false)]
+	public delegate int LostDatagram (Connection conn, uint64 dgram_id, void * user_data);
+	[CCode (cname = "ngtcp2_get_path_challenge_data", has_target = false)]
+	public delegate int GetPathChallengeData (Connection conn, [CCode (array_length = false)] uint8[] data, void * user_data);
+	[CCode (cname = "ngtcp2_stream_stop_sending", has_target = false)]
+	public delegate int StreamStopSending (Connection conn, int64 stream_id, uint64 app_error_code, void * user_data,
+		void * stream_user_data);
+	[CCode (cname = "ngtcp2_version_negotiation", has_target = false)]
+	public delegate int VersionNegotiation (Connection conn, uint32 version, ConnectionID client_dcid, void * user_data);
+	[CCode (cname = "ngtcp2_recv_key", has_target = false)]
+	public delegate int RecvKey (Connection conn, EncryptionLevel level, void * user_data);
+	[CCode (cname = "ngtcp2_tls_early_data_rejected", has_target = false)]
+	public delegate int TlsEarlyDataRejected (Connection conn, void * user_data);
+
+	[CCode (cname = "ngtcp2_settings", has_destroy_function = false)]
+	public struct Settings {
+		[CCode (cname = "ngtcp2_settings_default")]
+		public Settings.make_default ();
+
+		public QlogWrite? qlog_write;
+		public CongestionControlAlgorithm cc_algo;
+		public Timestamp initial_ts;
+		public Duration initial_rtt;
+		public Printf? log_printf;
+		public size_t max_tx_udp_payload_size;
+		[CCode (array_length_cname = "tokenlen")]
+		public uint8[]? token;
+		public TokenType token_type;
+		public RNGContext rand_ctx;
+		public uint64 max_window;
+		public uint64 max_stream_window;
+		public size_t ack_thresh;
+		public bool no_tx_udp_payload_size_shaping;
+		public Duration handshake_timeout;
+		[CCode (array_length_cname = "preferred_versionslen")]
+		public ProtocolVersion[]? preferred_versions;
+		[CCode (array_length_cname = "available_versionslen")]
+		public ProtocolVersion[]? available_versions;
+		public uint32 original_version;
+		public bool no_pmtud;
+		public uint32 initial_pkt_num;
+	}
+
+	[CCode (cname = "ngtcp2_qlog_write", has_target = false)]
+	public delegate void QlogWrite (void * user_data, uint32 flags, [CCode (array_length_type = "size_t")] uint8[] data);
+	[CCode (cname = "ngtcp2_printf", has_target = false)]
+	public delegate void Printf (void * user_data, string format, ...);
+
+	[CCode (cname = "ngtcp2_transport_params", has_destroy_function = false)]
+	public struct TransportParams {
+		[CCode (cname = "ngtcp2_transport_params_default")]
+		public TransportParams.make_default ();
+
+		public PreferredAddress preferred_addr;
+		public ConnectionID original_dcid;
+		public ConnectionID initial_scid;
+		public ConnectionID retry_scid;
+		public uint64 initial_max_stream_data_bidi_local;
+		public uint64 initial_max_stream_data_bidi_remote;
+		public uint64 initial_max_stream_data_uni;
+		public uint64 initial_max_data;
+		public uint64 initial_max_streams_bidi;
+		public uint64 initial_max_streams_uni;
+		public Duration max_idle_timeout;
+		public uint64 max_udp_payload_size;
+		public uint64 active_connection_id_limit;
+		public uint64 ack_delay_exponent;
+		public Duration max_ack_delay;
+		public uint64 max_datagram_frame_size;
+		public bool stateless_reset_token_present;
+		public bool disable_active_migration;
+		public bool original_dcid_present;
+		public bool initial_scid_present;
+		public bool retry_scid_present;
+		public bool preferred_addr_present;
+		public uint8 stateless_reset_token[STATELESS_RESET_TOKENLEN];
+		public bool grease_quic_bit;
+		public VersionInfo version_info;
+		public bool version_info_present;
+	}
+
+	[CCode (cname = "ngtcp2_mem", has_destroy_function = false)]
+	public struct MemoryAllocator {
+		public void * user_data;
+		public Malloc malloc;
+		public Free free;
+		public Calloc calloc;
+		public Realloc realloc;
+	}
+
+	[CCode (cname = "ngtcp2_malloc", has_target = false)]
+	public delegate void * Malloc (size_t size, void * user_data);
+	[CCode (cname = "ngtcp2_free", has_target = false)]
+	public delegate void Free (void * ptr, void * user_data);
+	[CCode (cname = "ngtcp2_calloc", has_target = false)]
+	public delegate void * Calloc (size_t nmemb, size_t size, void * user_data);
+	[CCode (cname = "ngtcp2_realloc", has_target = false)]
+	public delegate void * Realloc (void * ptr, size_t size, void * user_data);
+}

vapi/libngtcp2_crypto_quictls.vapi

@@ -0,0 +1,28 @@
+[CCode (cheader_filename = "ngtcp2/ngtcp2_crypto.h", lower_case_cprefix = "ngtcp2_crypto_", gir_namespace = "NGTcp2Crypto", gir_version = "1.0")]
+namespace NGTcp2.Crypto {
+	[CCode (cheader_filename = "ngtcp2/ngtcp2_crypto_quictls.h")]
+	namespace Quictls {
+		public int configure_client_context (OpenSSL.SSLContext ssl_ctx);
+	}
+
+	[CCode (cname = "ngtcp2_crypto_conn_ref", has_destroy_function = false)]
+	public struct ConnectionRef {
+		public GetConnection get_conn;
+		public void * user_data;
+	}
+
+	[CCode (cname = "ngtcp2_crypto_get_conn", has_target = false)]
+	public delegate unowned Connection GetConnection (ConnectionRef conn_ref);
+
+	public ClientInitial client_initial_cb;
+	public RecvCryptoData recv_crypto_data_cb;
+	public Encrypt encrypt_cb;
+	public Decrypt decrypt_cb;
+	public HpMask hp_mask_cb;
+	public RecvRetry recv_retry_cb;
+	public UpdateKey update_key_cb;
+	public DeleteCryptoAeadCtx delete_crypto_aead_ctx_cb;
+	public DeleteCryptoCipherCtx delete_crypto_cipher_ctx_cb;
+	public GetPathChallengeData get_path_challenge_data_cb;
+	public VersionNegotiation version_negotiation_cb;
+}

vapi/lwip.vapi

@@ -0,0 +1,291 @@
+[CCode (gir_namespace = "LWIP", gir_version = "1.0")]
+namespace LWIP {
+	[CCode (cheader_filename = "lwip/tcpip.h", lower_case_cprefix = "tcpip_")]
+	namespace Runtime {
+		public void init (InitDoneFunc init_done);
+
+		[CCode (cname = "tcpip_callback")]
+		public ErrorCode schedule (WorkFunc work);
+
+		[CCode (cname = "tcpip_init_done_fn")]
+		public delegate void InitDoneFunc ();
+
+		[CCode (cname = "tcpip_callback_fn")]
+		public delegate void WorkFunc ();
+	}
+
+	[CCode (cheader_filename = "lwip/netif.h", cname = "struct netif", cprefix = "netif_")]
+	public struct NetworkInterface {
+		public static void add_noaddr (ref NetworkInterface netif, void * state, NetworkInterfaceInitFunc init,
+			NetworkInterfaceInputFunc input = NetworkInterface.default_input_handler);
+
+		public void remove ();
+
+		public void set_up ();
+		public void set_down ();
+
+		public void set_link_up ();
+		public void set_link_down ();
+
+		public void ip6_addr_set (int8 addr_idx, IP6Address address);
+		public void create_ip6_linklocal_address (bool from_mac_48bit);
+		public ErrorCode add_ip6_address (IP6Address address, int8 * chosen_index = null);
+		public void ip6_addr_set_state (int8 addr_index, IP6AddressState state);
+
+		[CCode (cname = "netif_input")]
+		public static ErrorCode default_input_handler (PacketBuffer pbuf, NetworkInterface netif);
+
+		public IP6Address ip6_addr[IPV6_NUM_ADDRESSES];
+
+		public NetworkInterfaceInputFunc input;
+		public NetworkInterfaceLinkOutputFunc linkoutput;
+		public NetworkInterfaceOutputIP6Func output_ip6;
+
+		public void * state;
+
+		public uint16 mtu;
+
+		public uint8 hwaddr[MAX_HWADDR_LEN];
+		public uint8 hwaddr_len;
+
+		public NetworkInterfaceFlags flags;
+
+		public uint8 num;
+
+		public const uint8 MAX_HWADDR_LEN;
+	}
+
+	[CCode (cname = "netif_init_fn", has_target = false)]
+	public delegate ErrorCode NetworkInterfaceInitFunc (NetworkInterface netif);
+
+	[CCode (cname = "netif_input_fn", has_target = false)]
+	public delegate ErrorCode NetworkInterfaceInputFunc (PacketBuffer pbuf, NetworkInterface netif);
+
+	[CCode (cname = "netif_linkoutput_fn", has_target = false)]
+	public delegate ErrorCode NetworkInterfaceLinkOutputFunc (NetworkInterface netif, PacketBuffer pbuf);
+
+	[CCode (cname = "netif_output_ip6_fn", has_target = false)]
+	public delegate ErrorCode NetworkInterfaceOutputIP6Func (NetworkInterface netif, PacketBuffer pbuf, IP6Address address);
+
+	[Flags]
+	[CCode (cheader_filename = "lwip/netif.h", cprefix = "NETIF_FLAG_")]
+	public enum NetworkInterfaceFlags {
+		UP,
+		BROADCAST,
+		LINK_UP,
+		ETHARP,
+		ETHERNET,
+		IGMP,
+		MLD6,
+	}
+
+	[CCode (cheader_filename = "lwip/prot/ethernet.h", lower_case_cprefix = "ETH_")]
+	namespace Ethernet {
+		public const uint8 HWADDR_LEN;
+
+		namespace IPv6 {
+			[CCode (cheader_filename = "lwip/ethip6.h", cname = "ethip6_output")]
+			public ErrorCode output (NetworkInterface netif, PacketBuffer pbuf, IP6Address address);
+		}
+	}
+
+	public const uint IPV6_NUM_ADDRESSES;
+
+	[CCode (cheader_filename = "lwip/ip6_addr.h", cname = "ip6_addr_t", cprefix = "ip6_addr_")]
+	public struct IP6Address {
+		[CCode (cname = "ip6addr_aton")]
+		public static IP6Address parse (string str);
+
+		[CCode (cname = "ip6addr_ntoa_r")]
+		public unowned string? to_string (char[] buf);
+
+		public uint32 addr[4];
+		public uint8 zone;
+	}
+
+	[Flags]
+	[CCode (cheader_filename = "lwip/ip6_addr.h", cname = "u8_t", cprefix = "IP6_ADDR_", has_type_id = false)]
+	public enum IP6AddressState {
+		INVALID,
+		TENTATIVE,
+		TENTATIVE_1,
+		TENTATIVE_2,
+		TENTATIVE_3,
+		TENTATIVE_4,
+		TENTATIVE_5,
+		TENTATIVE_6,
+		TENTATIVE_7,
+		VALID,
+		PREFERRED,
+		DEPRECATED,
+		DUPLICATED,
+	}
+
+	[CCode (cheader_filename = "lwip/ip_addr.h", cname = "u8_t", cprefix = "IPADDR_TYPE_", has_type_id = false)]
+	public enum IPAddressType {
+		V4,
+		V6,
+		ANY,
+	}
+
+	[CCode (cheader_filename = "lwip/mld6.h", cname = "struct netif", cprefix = "netif_")]
+	namespace IP6MulticastListenerDiscovery {
+		[CCode (cname = "mld6_joingroup")]
+		public ErrorCode join_group (IP6Address src_addr, IP6Address group_addr);
+		[CCode (cname = "mld6_joingroup_netif")]
+		public ErrorCode join_group_netif (ref NetworkInterface netif, IP6Address group_addr);
+		[CCode (cname = "mld6_leavegroup")]
+		public ErrorCode leave_group (IP6Address src_addr, IP6Address group_addr);
+		[CCode (cname = "mld6_leavegroup_netif")]
+		public ErrorCode leave_group_netif (ref NetworkInterface netif, IP6Address group_addr);
+	}
+
+	[Compact]
+	[CCode (cheader_filename = "lwip/pbuf.h", cname = "struct pbuf", cprefix = "pbuf_")]
+	public class PacketBuffer {
+		public static PacketBuffer alloc (Layer layer, uint16 length, Type type);
+
+		public PacketBuffer? next;
+		[CCode (array_length_cname = "len")]
+		public uint8[] payload;
+		public uint16 tot_len;
+
+		[CCode (array_length = false)]
+		public unowned uint8[] get_contiguous (uint8[] buffer, uint16 len, uint16 offset = 0);
+
+		public ErrorCode take (uint8[] data);
+
+		[CCode (cname = "pbuf_layer", cprefix = "PBUF_", has_type_id = false)]
+		public enum Layer {
+			TRANSPORT,
+			IP,
+			LINK,
+			RAW_TX,
+			RAW,
+		}
+
+		[CCode (cname = "pbuf_type", cprefix = "PBUF_", has_type_id = false)]
+		public enum Type {
+			RAM,
+			ROM,
+			REF,
+			POOL,
+		}
+	}
+
+	[Compact]
+	[CCode (cheader_filename = "lwip/tcp.h", cname = "struct tcp_pcb", cprefix = "tcp_")]
+	public class TcpPcb {
+		[CCode (cname = "tcp_new_ip_type")]
+		public static unowned TcpPcb make (IPAddressType type);
+
+		[CCode (cname = "tcp_arg")]
+		public void set_user_data (void * user_data);
+
+		[CCode (cname = "tcp_recv")]
+		public void set_recv_callback (RecvFunc f);
+		[CCode (cname = "tcp_sent")]
+		public void set_sent_callback (SentFunc f);
+		[CCode (cname = "tcp_err")]
+		public void set_error_callback (ErrorFunc f);
+
+		public void nagle_disable ();
+		public void nagle_enable ();
+
+		public void abort ();
+		public ErrorCode close ();
+		public ErrorCode shutdown (bool shut_rx, bool shut_tx);
+
+		public void bind_netif (NetworkInterface? netif);
+
+		public ErrorCode connect (IP6Address address, uint16 port, ConnectedFunc connected);
+
+		[CCode (cname = "tcp_recved")]
+		public void notify_received (uint16 len);
+
+		[CCode (cname = "tcp_sndbuf")]
+		public uint16 query_available_send_buffer_space ();
+
+		public ErrorCode write (uint8[] data, WriteFlags flags = 0);
+		public ErrorCode output ();
+
+		[CCode (cname = "tcp_recv_fn", has_target = false)]
+		public delegate ErrorCode RecvFunc (void * user_data, TcpPcb pcb, owned PacketBuffer? pbuf, ErrorCode err);
+
+		[CCode (cname = "tcp_sent_fn", has_target = false)]
+		public delegate ErrorCode SentFunc (void * user_data, TcpPcb pcb, uint16 len);
+
+		[CCode (cname = "tcp_err_fn", has_target = false)]
+		public delegate void ErrorFunc (void * user_data, ErrorCode err);
+
+		[CCode (cname = "tcp_connected_fn", has_target = false)]
+		public delegate ErrorCode ConnectedFunc (void * user_data, TcpPcb pcb, ErrorCode err);
+
+		[Flags]
+		[CCode (cname = "u8_t", cprefix = "TCP_WRITE_FLAG_", has_type_id = false)]
+		public enum WriteFlags {
+			COPY,
+			MORE,
+		}
+	}
+
+	[Compact]
+	[CCode (cheader_filename = "lwip/udp.h", cname = "struct udp_pcb", cprefix = "udp_")]
+	public class UdpPcb {
+		[CCode (cname = "udp_new_ip_type")]
+		public static unowned UdpPcb make (IPAddressType type);
+
+		public void remove ();
+
+		[CCode (cname = "udp_recv")]
+		public void set_recv_callback (RecvFunc f);
+
+		public ErrorCode bind (IP6Address? ipaddr = null, uint16 port = 0);
+		public void bind_netif (NetworkInterface? netif);
+
+		public ErrorCode connect (IP6Address ipaddr, uint16 port);
+
+		public ErrorCode send (PacketBuffer pbuf);
+		public ErrorCode sendto (PacketBuffer pbuf, IP6Address dst_ip, uint16 dst_port);
+
+		[CCode (cname = "tcp_recv_fn", instance_pos = 0)]
+		public delegate void RecvFunc (UdpPcb pcb, owned PacketBuffer? pbuf, IP6Address addr, uint16 port);
+
+		public IP6Address local_ip;
+		public IP6Address remote_ip;
+		public uint8 netif_idx;
+		public uint8 so_options;
+		public uint8 tos;
+		public uint8 ttl;
+
+		public uint8 flags;
+		public uint16 local_port;
+		public uint16 remote_port;
+
+		public uint8 mcast_ifindex;
+		public uint8 mcast_ttl;
+	}
+
+	[CCode (cheader_filename = "lwip/err.h", cname = "err_t", cprefix = "ERR_", lower_case_cprefix = "err_", has_type_id = false)]
+	public enum ErrorCode {
+		OK,
+		MEM,
+		BUF,
+		TIMEOUT,
+		RTE,
+		INPROGRESS,
+		VAL,
+		WOULDBLOCK,
+		USE,
+		ALREADY,
+		ISCONN,
+		CONN,
+		IF,
+		ABRT,
+		RST,
+		CLSD,
+		ARG;
+
+		public int to_errno ();
+	}
+}

vapi/openssl.vapi

@@ -1 +1,500 @@
-// Placeholder to satisfy Meson assumptions.
+[CCode (lower_case_cprefix = "OPENSSL_", gir_namespace = "OpenSSL", gir_version = "1.0")]
+namespace OpenSSL {
+	[Compact]
+	[CCode (cname = "SSL_CTX", cprefix = "SSL_CTX_")]
+	public class SSLContext {
+		public SSLContext (SSLMethod meth);
+
+		[CCode (cname = "SSL_CTX_use_certificate")]
+		public int use_certificate (X509 cert);
+		[CCode (cname = "SSL_CTX_use_PrivateKey")]
+		public int use_private_key (Envelope.Key key);
+	}
+
+	[Compact]
+	[CCode (cname = "SSL", cprefix = "SSL_")]
+	public class SSL {
+		public SSL (SSLContext ctx);
+
+		public void set_app_data (void * data);
+
+		public void set_connect_state ();
+		public void set_accept_state ();
+
+		public int set_alpn_protos (uint8[] protos);
+
+		public void set_quic_transport_version (int version);
+	}
+
+	[Compact]
+	[CCode (cname = "SSL_METHOD", cprefix = "SSL_METHOD_", free_function = "")]
+	public class SSLMethod {
+		[CCode (cname = "TLS_method")]
+		public static unowned SSLMethod tls ();
+		[CCode (cname = "TLS_server_method")]
+		public static unowned SSLMethod tls_server ();
+		[CCode (cname = "TLS_client_method")]
+		public static unowned SSLMethod tls_client ();
+
+		[CCode (cname = "DTLS_method")]
+		public static unowned SSLMethod dtls ();
+		[CCode (cname = "DTLS_server_method")]
+		public static unowned SSLMethod dtls_server ();
+		[CCode (cname = "DTLS_client_method")]
+		public static unowned SSLMethod dtls_client ();
+	}
+
+	[CCode (lower_case_cprefix = "TLSEXT_TYPE_")]
+	namespace TLSExtensionType {
+		public const int quic_transport_parameters;
+	}
+
+	[Compact]
+	[CCode (cname = "X509", cprefix = "X509_")]
+	public class X509 {
+		public X509 ();
+
+		[CCode (cname = "X509_get_serialNumber")]
+		public unowned ASN1.Integer get_serial_number ();
+
+		[CCode (cname = "X509_getm_notBefore")]
+		public unowned ASN1.Time get_not_before ();
+		[CCode (cname = "X509_getm_notAfter")]
+		public unowned ASN1.Time get_not_after ();
+
+		public unowned Name get_subject_name ();
+		public int set_issuer_name (Name name);
+
+		public int set_pubkey (Envelope.Key key);
+
+		public int sign_ctx (Envelope.MessageDigestContext ctx);
+
+		[CCode (cname = "X509_get_X509_PUBKEY")]
+		public unowned X509PublicKey get_public_key ();
+
+		[CCode (cname = "i2d_X509_bio", instance_pos = 2)]
+		public int to_der (BasicIO sink);
+
+		[CCode (cname = "PEM_write_bio_X509", instance_pos = 2)]
+		public int to_pem (BasicIO sink);
+
+		[Compact]
+		[CCode (cname = "X509_NAME", cprefix = "X509_NAME_")]
+		public class Name {
+			public int add_entry_by_txt (string field, ASN1.MultiByteStringType type, uint8[] bytes, int loc = -1, int set = 0);
+		}
+	}
+
+	[Compact]
+	[CCode (cname = "X509_PUBKEY", cprefix = "X509_PUBKEY_", free_function = "")]
+	public class X509PublicKey {
+		[CCode (cname = "i2d_X509_PUBKEY_bio", instance_pos = 2)]
+		public int to_der (BasicIO sink);
+
+		[CCode (cname = "PEM_write_bio_X509_PUBKEY", instance_pos = 2)]
+		public int to_pem (BasicIO sink);
+	}
+
+	[Compact]
+	[CCode (cname = "BIO", cprefix = "BIO_")]
+	public class BasicIO {
+		public BasicIO (BasicIOMethod method);
+		[CCode (cname = "BIO_new_mem_buf")]
+		public BasicIO.from_static_memory_buffer (uint8[] buf);
+
+		public long get_mem_data ([CCode (array_length = false)] out unowned uint8[] data);
+	}
+
+	[Compact]
+	[CCode (cname = "BIO_METHOD", cprefix = "BIO_METHOD_", free_function = "")]
+	public class BasicIOMethod {
+		[CCode (cname = "BIO_s_mem")]
+		public static unowned BasicIOMethod memory ();
+	}
+
+	[CCode (cheader_filename = "openssl/asn1.h")]
+	namespace ASN1 {
+		[Compact]
+		[CCode (cname = "ASN1_INTEGER", cprefix = "ASN1_INTEGER_")]
+		public class Integer {
+			public int set_int64 (int64 v);
+			public int set_uint64 (uint64 v);
+		}
+
+		[Compact]
+		[CCode (cname = "ASN1_TIME", cprefix = "ASN1_TIME_")]
+		public class Time {
+			[CCode (cname = "X509_gmtime_adj")]
+			public unowned Time adjust (long delta);
+		}
+
+		[CCode (cname = "int", cprefix = "MBSTRING_", has_type_id = false)]
+		public enum MultiByteStringType {
+			UTF8,
+			[CCode (cname = "MBSTRING_ASC")]
+			ASCII,
+		}
+	}
+
+	[CCode (cheader_filename = "openssl/evp.h")]
+	namespace Envelope {
+		[Compact]
+		[CCode (cname = "EVP_PKEY_CTX", cprefix = "EVP_PKEY_", free_function = "EVP_PKEY_CTX_free")]
+		public class KeyContext {
+			[CCode (cname = "EVP_PKEY_CTX_new")]
+			public KeyContext.for_key (Key key, Engine? engine = null);
+			[CCode (cname = "EVP_PKEY_CTX_new_id")]
+			public KeyContext.for_key_type (KeyType type, Engine? engine = null);
+
+			public int keygen_init ();
+			public int keygen (ref Key pkey);
+
+			public int derive_init ();
+			public int derive_set_peer (Key peer);
+			public int derive ([CCode (array_length = false)] uint8[]? key, ref size_t keylen);
+		}
+
+		[Compact]
+		[CCode (cname = "EVP_PKEY", cprefix = "EVP_PKEY_", copy_function = "EVP_PKEY_dup")]
+		public class Key {
+			[CCode (cname = "d2i_PUBKEY_bio")]
+			public Key.from_der (BasicIO source, Key ** a = null);
+			[CCode (cname = "EVP_PKEY_new_raw_public_key")]
+			public Key.from_raw_public_key (KeyType type, Engine? engine, uint8[] pub);
+			[CCode (cname = "EVP_PKEY_new_raw_private_key")]
+			public Key.from_raw_private_key (KeyType type, Engine? engine, uint8[] priv);
+
+			public int get_raw_public_key ([CCode (array_length = false)] uint8[]? pub, ref size_t len);
+			public int get_raw_private_key ([CCode (array_length = false)] uint8[]? priv, ref size_t len);
+
+			[CCode (cname = "i2d_PUBKEY_bio", instance_pos = 2)]
+			public int to_der (BasicIO sink);
+
+			[CCode (cname = "PEM_write_bio_PUBKEY", instance_pos = 2)]
+			public int to_pem (BasicIO sink);
+		}
+
+		[Compact]
+		[CCode (cname = "EVP_PKEY_CTX", cprefix = "EVP_PKEY_CTX_")]
+		public class PublicKeyContext {
+		}
+
+		[CCode (cname = "int", cprefix = "EVP_PKEY_", has_type_id = false)]
+		public enum KeyType {
+			NONE,
+			RSA,
+			RSA2,
+			RSA_PSS,
+			DSA,
+			DSA1,
+			DSA2,
+			DSA3,
+			DSA4,
+			DH,
+			DHX,
+			EC,
+			SM2,
+			HMAC,
+			CMAC,
+			SCRYPT,
+			TLS1_PRF,
+			HKDF,
+			POLY1305,
+			SIPHASH,
+			X25519,
+			ED25519,
+			X448,
+			ED448,
+			KEYMGMT,
+		}
+
+		[Compact]
+		[CCode (cheader_filename = "openssl/kdf.h", cname = "EVP_KDF", cprefix = "EVP_KDF_")]
+		public class KeyDerivationFunction {
+			public static KeyDerivationFunction? fetch (LibraryContext? ctx, string algorithm, string? properties = null);
+		}
+
+		[Compact]
+		[CCode (cheader_filename = "openssl/kdf.h", cname = "EVP_KDF_CTX", cprefix = "EVP_KDF_",
+			free_function = "EVP_KDF_CTX_free")]
+		public class KeyDerivationContext {
+			[CCode (cname = "EVP_KDF_CTX_new")]
+			public KeyDerivationContext (KeyDerivationFunction kdf);
+
+			public int derive (uint8[] key, [CCode (array_length = false)] Param[] params);
+		}
+
+		[CCode (cheader_filename = "openssl/core_names.h", lower_case_cprefix = "OSSL_KDF_NAME_")]
+		namespace KeyDerivationAlgorithm {
+			public const string HKDF;
+			public const string TLS1_3_KDF;
+			public const string PBKDF1;
+			public const string PBKDF2;
+			public const string SCRYPT;
+			public const string SSHKDF;
+			public const string SSKDF;
+			public const string TLS1_PRF;
+			public const string X942KDF_ASN1;
+			public const string X942KDF_CONCAT;
+			public const string X963KDF;
+			public const string KBKDF;
+			public const string KRB5KDF;
+		}
+
+		[CCode (cheader_filename = "openssl/core_names.h", lower_case_cprefix = "OSSL_KDF_PARAM_")]
+		namespace KeyDerivationParameter {
+			public const string SECRET;
+			public const string KEY;
+			public const string SALT;
+			public const string PASSWORD;
+			public const string PREFIX;
+			public const string LABEL;
+			public const string DATA;
+			public const string DIGEST;
+			public const string CIPHER;
+			public const string MAC;
+			public const string MAC_SIZE;
+			public const string PROPERTIES;
+			public const string ITER;
+			public const string MODE;
+			public const string PKCS5;
+			public const string UKM;
+			public const string CEK_ALG;
+			public const string SCRYPT_N;
+			public const string SCRYPT_R;
+			public const string SCRYPT_P;
+			public const string SCRYPT_MAXMEM;
+			public const string INFO;
+			public const string SEED;
+			public const string SSHKDF_XCGHASH;
+			public const string SSHKDF_SESSION_ID;
+			public const string SSHKDF_TYPE;
+			public const string SIZE;
+			public const string CONSTANT;
+			public const string PKCS12_ID;
+			public const string KBKDF_USE_L;
+			public const string KBKDF_USE_SEPARATOR;
+			public const string X942_ACVPINFO;
+			public const string X942_PARTYUINFO;
+			public const string X942_PARTYVINFO;
+			public const string X942_SUPP_PUBINFO;
+			public const string X942_SUPP_PRIVINFO;
+			public const string X942_USE_KEYBITS;
+		}
+
+		[Compact]
+		[CCode (cname = "EVP_CIPHER_CTX", cprefix = "EVP_CIPHER_CTX_")]
+		public class CipherContext {
+			public CipherContext ();
+
+			public int reset ();
+
+			public int ctrl (CipherCtrlType type, int arg, void * ptr);
+
+			[CCode (cname = "EVP_EncryptInit")]
+			public int encrypt_init (Cipher cipher,
+				[CCode (array_length = false)] uint8[] key,
+				[CCode (array_length = false)] uint8[] iv);
+			[CCode (cname = "EVP_EncryptUpdate")]
+			public int encrypt_update ([CCode (array_length = false)] uint8[] output, ref int outlen, uint8[] input);
+			[CCode (cname = "EVP_EncryptFinal")]
+			public int encrypt_final ([CCode (array_length = false)] uint8[] output, ref int outlen);
+
+			[CCode (cname = "EVP_DecryptInit")]
+			public int decrypt_init (Cipher cipher,
+				[CCode (array_length = false)] uint8[] key,
+				[CCode (array_length = false)] uint8[] iv);
+			[CCode (cname = "EVP_DecryptUpdate")]
+			public int decrypt_update ([CCode (array_length = false)] uint8[] output, ref int outlen, uint8[] input);
+			[CCode (cname = "EVP_DecryptFinal")]
+			public int decrypt_final ([CCode (array_length = false)] uint8[] output, ref int outlen);
+		}
+
+		[Compact]
+		[CCode (cname = "EVP_CIPHER", cprefix = "EVP_CIPHER_")]
+		public class Cipher {
+			public static Cipher? fetch (LibraryContext? ctx, string algorithm, string? properties = null);
+		}
+
+		[CCode (cheader_filename = "openssl/evp.h", cname = "int", cprefix = "EVP_CTRL_", has_type_id = false)]
+		public enum CipherCtrlType {
+			INIT,
+			SET_KEY_LENGTH,
+			GET_RC2_KEY_BITS,
+			SET_RC2_KEY_BITS,
+			GET_RC5_ROUNDS,
+			SET_RC5_ROUNDS,
+			RAND_KEY,
+			PBE_PRF_NID,
+			COPY,
+			AEAD_SET_IVLEN,
+			AEAD_GET_TAG,
+			AEAD_SET_TAG,
+			AEAD_SET_IV_FIXED,
+			GCM_SET_IVLEN,
+			GCM_GET_TAG,
+			GCM_SET_TAG,
+			GCM_SET_IV_FIXED,
+			GCM_IV_GEN,
+			CCM_SET_IVLEN,
+			CCM_GET_TAG,
+			CCM_SET_TAG,
+			CCM_SET_IV_FIXED,
+			CCM_SET_L,
+			CCM_SET_MSGLEN,
+			AEAD_TLS1_AAD,
+			AEAD_SET_MAC_KEY,
+			GCM_SET_IV_INV,
+			TLS1_1_MULTIBLOCK_AAD,
+			TLS1_1_MULTIBLOCK_ENCRYPT,
+			TLS1_1_MULTIBLOCK_DECRYPT,
+			TLS1_1_MULTIBLOCK_MAX_BUFSIZE,
+			SSL3_MASTER_SECRET,
+			SET_SBOX,
+			SBOX_USED,
+			KEY_MESH,
+			BLOCK_PADDING_MODE,
+			SET_PIPELINE_OUTPUT_BUFS,
+			SET_PIPELINE_INPUT_BUFS,
+			SET_PIPELINE_INPUT_LENS,
+			GET_IVLEN,
+			SET_SPEED,
+			PROCESS_UNPROTECTED,
+			GET_WRAP_CIPHER,
+			TLSTREE,
+		}
+
+		[Compact]
+		[CCode (cname = "EVP_MD_CTX", cprefix = "EVP_MD_CTX_")]
+		public class MessageDigestContext {
+			public MessageDigestContext ();
+
+			[CCode (cname = "EVP_DigestSignInit")]
+			public int digest_sign_init (PublicKeyContext ** pctx, MessageDigest? type, Engine? engine = null, Key? key = null);
+			[CCode (cname = "EVP_DigestSignUpdate")]
+			public int digest_sign_update (uint8[] data);
+			[CCode (cname = "EVP_DigestSignFinal")]
+			public int digest_sign_final ([CCode (array_length = false)] uint8[]? sigret, ref size_t siglen);
+			[CCode (cname = "EVP_DigestSign")]
+			public int digest_sign ([CCode (array_length = false)] uint8[]? sigret, ref size_t siglen, uint8[] tbs);
+		}
+
+		[Compact]
+		[CCode (cname = "EVP_MD", cprefix = "EVP_MD_")]
+		public class MessageDigest {
+			public static MessageDigest fetch (LibraryContext? ctx, string algorithm, string? properties = null);
+		}
+	}
+
+	[Compact]
+	[CCode (cheader_filename = "openssl/engine.h", cname = "ENGINE")]
+	public class Engine {
+	}
+
+	[Compact]
+	[CCode (cheader_filename = "openssl/types.h", cname = "OSSL_LIB_CTX")]
+	public class LibraryContext {
+	}
+
+	[CCode (cheader_filename = "openssl/core.h", cname = "OSSL_PARAM", has_copy_function = false, has_destroy_function = false)]
+	public struct Param {
+		public unowned string? key;
+		public ParamDataType data_type;
+		[CCode (array_length_cname = "data_size")]
+		public unowned uint8[]? data;
+		public size_t return_size;
+	}
+
+	[CCode (cheader_filename = "openssl/core.h", cname = "guint", cprefix = "OSSL_PARAM_", has_type_id = false)]
+	public enum ParamDataType {
+		INTEGER,
+		UNSIGNED_INTEGER,
+		REAL,
+		UTF8_STRING,
+		OCTET_STRING,
+		UTF8_PTR,
+		OCTET_PTR,
+	}
+
+	[CCode (cheader_filename = "openssl/core.h", cname = "size_t", cprefix = "OSSL_PARAM_", has_type_id = false)]
+	public enum ParamReturnSize {
+		UNMODIFIED,
+	}
+
+	[CCode (cheader_filename = "openssl/objects.h", lower_case_cprefix = "SN_")]
+	namespace ShortName {
+		public const string sha256;
+		public const string sha384;
+		public const string sha512;
+		public const string chacha20_poly1305;
+	}
+
+	[CCode (cheader_filename = "openssl/rand.h")]
+	namespace Rng {
+		[CCode (cname = "RAND_bytes")]
+		public int generate (uint8[] buf);
+	}
+
+	[Compact]
+	[CCode (cname = "BN_CTX", cprefix = "BN_CTX_")]
+	public class BigNumberContext {
+		[CCode (cname = "BN_CTX_secure_new")]
+		public BigNumberContext.secure ();
+	}
+
+	[Compact]
+	[CCode (cname = "BIGNUM", cprefix = "BN_")]
+	public class BigNumber {
+		public BigNumber ();
+		[CCode (cname = "BN_native2bn")]
+		public BigNumber.from_native (uint8[] data, BigNumber * ret = null);
+		[CCode (cname = "BN_bin2bn")]
+		public BigNumber.from_big_endian (uint8[] data, BigNumber * ret = null);
+
+		public static BigNumber get_rfc2409_prime_768 (BigNumber * ret = null);
+		public static BigNumber get_rfc2409_prime_1024 (BigNumber * ret = null);
+
+		public static BigNumber get_rfc3526_prime_1536 (BigNumber * ret = null);
+		public static BigNumber get_rfc3526_prime_2048 (BigNumber * ret = null);
+		public static BigNumber get_rfc3526_prime_3072 (BigNumber * ret = null);
+		public static BigNumber get_rfc3526_prime_4096 (BigNumber * ret = null);
+		public static BigNumber get_rfc3526_prime_6144 (BigNumber * ret = null);
+		public static BigNumber get_rfc3526_prime_8192 (BigNumber * ret = null);
+
+		public bool is_zero ();
+
+		public static int add (BigNumber r, BigNumber a, BigNumber b);
+		public static int sub (BigNumber r, BigNumber a, BigNumber b);
+		public static int mul (BigNumber r, BigNumber a, BigNumber b, BigNumberContext ctx);
+		public static int mod (BigNumber rem, BigNumber m, BigNumber d, BigNumberContext ctx);
+		public static int mod_exp (BigNumber r, BigNumber a, BigNumber p, BigNumber m, BigNumberContext ctx);
+
+		public int num_bits ();
+		public int num_bytes ();
+
+		[CCode (cname = "BN_bn2bin")]
+		public int to_big_endian ([CCode (array_length = false)] uint8[] to);
+
+		[CCode (cname = "BN_bn2binpad")]
+		public int to_big_endian_padded (uint8[] to);
+
+		[CCode (cname = "BN_bn2dec")]
+		public char * to_string ();
+
+		[CCode (cname = "BN_bn2hex")]
+		public char * to_hex_string ();
+	}
+
+	[CCode (cheader_filename = "openssl/crypto.h", lower_case_cprefix = "CRYPTO_")]
+	namespace Crypto {
+		public int memcmp (void * a, void * b, size_t len);
+	}
+
+	[CCode (lower_case_cprefix = "ERR_")]
+	namespace Error {
+		public ulong get_error ();
+		public void error_string_n (ulong e, char[] buf);
+	}
+
+	public void free (void * addr);
+}