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wine/dlls/ntdll/actctx.c

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/*
* Activation contexts
*
* Copyright 2004 Jon Griffiths
* Copyright 2007 Eric Pouech
* Copyright 2007 Jacek Caban for CodeWeavers
* Copyright 2007 Alexandre Julliard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include "wine/port.h"
#include <stdarg.h>
#include <stdio.h>
#define NONAMELESSUNION
#define NONAMELESSSTRUCT
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "winternl.h"
#include "ntdll_misc.h"
#include "wine/debug.h"
#include "wine/unicode.h"
WINE_DEFAULT_DEBUG_CHANNEL(actctx);
#define ACTCTX_FLAGS_ALL (\
ACTCTX_FLAG_PROCESSOR_ARCHITECTURE_VALID |\
ACTCTX_FLAG_LANGID_VALID |\
ACTCTX_FLAG_ASSEMBLY_DIRECTORY_VALID |\
ACTCTX_FLAG_RESOURCE_NAME_VALID |\
ACTCTX_FLAG_SET_PROCESS_DEFAULT |\
ACTCTX_FLAG_APPLICATION_NAME_VALID |\
ACTCTX_FLAG_SOURCE_IS_ASSEMBLYREF |\
ACTCTX_FLAG_HMODULE_VALID )
#define ACTCTX_MAGIC 0xC07E3E11
/* we don't want to include winuser.h */
#define RT_MANIFEST ((ULONG_PTR)24)
#define CREATEPROCESS_MANIFEST_RESOURCE_ID ((ULONG_PTR)1)
typedef struct
{
const char* ptr;
unsigned int len;
} xmlstr_t;
typedef struct
{
const char* ptr;
const char* end;
} xmlbuf_t;
struct file_info
{
ULONG type;
WCHAR *info;
};
struct version
{
USHORT major;
USHORT minor;
USHORT build;
USHORT revision;
};
enum assembly_id_type
{
TYPE_NONE,
TYPE_WIN32
};
struct assembly_identity
{
WCHAR *name;
WCHAR *arch;
WCHAR *public_key;
WCHAR *language;
struct version version;
enum assembly_id_type type;
BOOL optional;
};
struct entity
{
DWORD kind;
union
{
struct
{
WCHAR *tlbid;
WCHAR *version;
WCHAR *helpdir;
} typelib;
struct
{
WCHAR *clsid;
} comclass;
struct {
WCHAR *iid;
WCHAR *name;
} proxy;
struct
{
WCHAR *name;
} class;
struct
{
WCHAR *name;
WCHAR *clsid;
} clrclass;
struct
{
WCHAR *name;
WCHAR *clsid;
} clrsurrogate;
} u;
};
struct entity_array
{
struct entity *base;
unsigned int num;
unsigned int allocated;
};
struct dll_redirect
{
WCHAR *name;
WCHAR *hash;
struct entity_array entities;
};
enum assembly_type
{
APPLICATION_MANIFEST,
ASSEMBLY_MANIFEST
};
struct assembly
{
enum assembly_type type;
struct assembly_identity id;
struct file_info manifest;
WCHAR *directory;
BOOL no_inherit;
struct dll_redirect *dlls;
unsigned int num_dlls;
unsigned int allocated_dlls;
struct entity_array entities;
};
typedef struct _ACTIVATION_CONTEXT
{
ULONG magic;
int ref_count;
struct file_info config;
struct file_info appdir;
struct assembly *assemblies;
unsigned int num_assemblies;
unsigned int allocated_assemblies;
} ACTIVATION_CONTEXT;
struct actctx_loader
{
ACTIVATION_CONTEXT *actctx;
struct assembly_identity *dependencies;
unsigned int num_dependencies;
unsigned int allocated_dependencies;
};
#define ASSEMBLY_ELEM "assembly"
#define ASSEMBLYIDENTITY_ELEM "assemblyIdentity"
#define BINDINGREDIRECT_ELEM "bindingRedirect"
#define CLRCLASS_ELEM "clrClass"
#define CLRSURROGATE_ELEM "clrSurrogate"
#define COMCLASS_ELEM "comClass"
#define COMINTERFACEEXTERNALPROXYSTUB_ELEM "comInterfaceExternalProxyStub"
#define COMINTERFACEPROXYSTUB_ELEM "comInterfaceProxyStub"
#define DEPENDENCY_ELEM "dependency"
#define DEPENDENTASSEMBLY_ELEM "dependentAssembly"
#define DESCRIPTION_ELEM "description"
#define FILE_ELEM "file"
#define HASH_ELEM "asmv2:hash"
#define NOINHERIT_ELEM "noInherit"
#define NOINHERITABLE_ELEM "noInheritable"
#define TYPELIB_ELEM "typelib"
#define WINDOWCLASS_ELEM "windowClass"
#define ELEM_END(elem) "/" elem
#define CLSID_ATTR "clsid"
#define HASH_ATTR "hash"
#define HASHALG_ATTR "hashalg"
#define HELPDIR_ATTR "helpdir"
#define IID_ATTR "iid"
#define LANGUAGE_ATTR "language"
#define MANIFESTVERSION_ATTR "manifestVersion"
#define NAME_ATTR "name"
#define NEWVERSION_ATTR "newVersion"
#define OLDVERSION_ATTR "oldVersion"
#define OPTIONAL_ATTR "optional"
#define PROCESSORARCHITECTURE_ATTR "processorArchitecture"
#define PUBLICKEYTOKEN_ATTR "publicKeyToken"
#define TLBID_ATTR "tlbid"
#define TYPE_ATTR "type"
#define VERSION_ATTR "version"
#define XMLNS_ATTR "xmlns"
#define MANIFESTV1_NAMESPACE "urn:schemas-microsoft-com:asm.v1"
#define MANIFESTV3_NAMESPACE "urn:schemas-microsoft-com:asm.v3"
static const WCHAR dotManifestW[] = {'.','m','a','n','i','f','e','s','t',0};
static ACTIVATION_CONTEXT system_actctx = { ACTCTX_MAGIC, 1 };
static ACTIVATION_CONTEXT *process_actctx = &system_actctx;
static WCHAR *strdupW(const WCHAR* str)
{
WCHAR* ptr;
if (!(ptr = RtlAllocateHeap(GetProcessHeap(), 0, (strlenW(str) + 1) * sizeof(WCHAR))))
return NULL;
return strcpyW(ptr, str);
}
static WCHAR *xmlstrdupW(const xmlstr_t* str)
{
WCHAR *strW;
int len = wine_utf8_mbstowcs( 0, str->ptr, str->len, NULL, 0 );
if (len == -1) return NULL;
if ((strW = RtlAllocateHeap(GetProcessHeap(), 0, (len + 1) * sizeof(WCHAR))))
{
wine_utf8_mbstowcs( 0, str->ptr, str->len, strW, len );
strW[len] = 0;
}
return strW;
}
static inline BOOL xmlstr_cmp(const xmlstr_t* xmlstr, const char* str)
{
return !strncmp(xmlstr->ptr, str, xmlstr->len) && !str[xmlstr->len];
}
static inline BOOL isxmlspace( char ch )
{
return (ch == ' ' || ch == '\r' || ch == '\n' || ch == '\t');
}
static inline const char* debugstr_xmlstr(const xmlstr_t* str)
{
return debugstr_an(str->ptr, str->len);
}
static inline const char* debugstr_version(const struct version *ver)
{
return wine_dbg_sprintf("%u.%u.%u.%u", ver->major, ver->minor, ver->build, ver->revision);
}
static struct assembly *add_assembly(ACTIVATION_CONTEXT *actctx, enum assembly_type at)
{
struct assembly *assembly;
if (actctx->num_assemblies == actctx->allocated_assemblies)
{
void *ptr;
unsigned int new_count;
if (actctx->assemblies)
{
new_count = actctx->allocated_assemblies * 2;
ptr = RtlReAllocateHeap( GetProcessHeap(), HEAP_ZERO_MEMORY,
actctx->assemblies, new_count * sizeof(*assembly) );
}
else
{
new_count = 4;
ptr = RtlAllocateHeap( GetProcessHeap(), HEAP_ZERO_MEMORY, new_count * sizeof(*assembly) );
}
if (!ptr) return NULL;
actctx->assemblies = ptr;
actctx->allocated_assemblies = new_count;
}
assembly = &actctx->assemblies[actctx->num_assemblies++];
assembly->type = at;
return assembly;
}
static struct dll_redirect* add_dll_redirect(struct assembly* assembly)
{
if (assembly->num_dlls == assembly->allocated_dlls)
{
void *ptr;
unsigned int new_count;
if (assembly->dlls)
{
new_count = assembly->allocated_dlls * 2;
ptr = RtlReAllocateHeap( GetProcessHeap(), HEAP_ZERO_MEMORY,
assembly->dlls, new_count * sizeof(*assembly->dlls) );
}
else
{
new_count = 4;
ptr = RtlAllocateHeap( GetProcessHeap(), HEAP_ZERO_MEMORY, new_count * sizeof(*assembly->dlls) );
}
if (!ptr) return NULL;
assembly->dlls = ptr;
assembly->allocated_dlls = new_count;
}
return &assembly->dlls[assembly->num_dlls++];
}
static void free_assembly_identity(struct assembly_identity *ai)
{
RtlFreeHeap( GetProcessHeap(), 0, ai->name );
RtlFreeHeap( GetProcessHeap(), 0, ai->arch );
RtlFreeHeap( GetProcessHeap(), 0, ai->public_key );
RtlFreeHeap( GetProcessHeap(), 0, ai->language );
}
static struct entity* add_entity(struct entity_array *array, DWORD kind)
{
struct entity* entity;
if (array->num == array->allocated)
{
void *ptr;
unsigned int new_count;
if (array->base)
{
new_count = array->allocated * 2;
ptr = RtlReAllocateHeap( GetProcessHeap(), HEAP_ZERO_MEMORY,
array->base, new_count * sizeof(*array->base) );
}
else
{
new_count = 4;
ptr = RtlAllocateHeap( GetProcessHeap(), HEAP_ZERO_MEMORY, new_count * sizeof(*array->base) );
}
if (!ptr) return NULL;
array->base = ptr;
array->allocated = new_count;
}
entity = &array->base[array->num++];
entity->kind = kind;
return entity;
}
static void free_entity_array(struct entity_array *array)
{
unsigned int i;
for (i = 0; i < array->num; i++)
{
struct entity *entity = &array->base[i];
switch (entity->kind)
{
case ACTIVATION_CONTEXT_SECTION_COM_SERVER_REDIRECTION:
RtlFreeHeap(GetProcessHeap(), 0, entity->u.comclass.clsid);
break;
case ACTIVATION_CONTEXT_SECTION_COM_INTERFACE_REDIRECTION:
RtlFreeHeap(GetProcessHeap(), 0, entity->u.proxy.iid);
RtlFreeHeap(GetProcessHeap(), 0, entity->u.proxy.name);
break;
case ACTIVATION_CONTEXT_SECTION_COM_TYPE_LIBRARY_REDIRECTION:
RtlFreeHeap(GetProcessHeap(), 0, entity->u.typelib.tlbid);
RtlFreeHeap(GetProcessHeap(), 0, entity->u.typelib.version);
RtlFreeHeap(GetProcessHeap(), 0, entity->u.typelib.helpdir);
break;
case ACTIVATION_CONTEXT_SECTION_WINDOW_CLASS_REDIRECTION:
RtlFreeHeap(GetProcessHeap(), 0, entity->u.class.name);
break;
case ACTIVATION_CONTEXT_SECTION_COM_PROGID_REDIRECTION:
RtlFreeHeap(GetProcessHeap(), 0, entity->u.clrclass.name);
RtlFreeHeap(GetProcessHeap(), 0, entity->u.clrclass.clsid);
break;
case ACTIVATION_CONTEXT_SECTION_CLR_SURROGATES:
RtlFreeHeap(GetProcessHeap(), 0, entity->u.clrsurrogate.name);
RtlFreeHeap(GetProcessHeap(), 0, entity->u.clrsurrogate.clsid);
break;
default:
FIXME("Unknown entity kind %d\n", entity->kind);
}
}
RtlFreeHeap( GetProcessHeap(), 0, array->base );
}
static BOOL is_matching_string( const WCHAR *str1, const WCHAR *str2 )
{
if (!str1) return !str2;
return str2 && !strcmpiW( str1, str2 );
}
static BOOL is_matching_identity( const struct assembly_identity *id1,
const struct assembly_identity *id2 )
{
if (!is_matching_string( id1->name, id2->name )) return FALSE;
if (!is_matching_string( id1->arch, id2->arch )) return FALSE;
if (!is_matching_string( id1->public_key, id2->public_key )) return FALSE;
if (id1->language && id2->language && strcmpiW( id1->language, id2->language ))
{
static const WCHAR wildcardW[] = {'*',0};
if (strcmpW( wildcardW, id1->language ) && strcmpW( wildcardW, id2->language ))
return FALSE;
}
if (id1->version.major != id2->version.major) return FALSE;
if (id1->version.minor != id2->version.minor) return FALSE;
if (id1->version.build > id2->version.build) return FALSE;
if (id1->version.build == id2->version.build &&
id1->version.revision > id2->version.revision) return FALSE;
return TRUE;
}
static BOOL add_dependent_assembly_id(struct actctx_loader* acl,
struct assembly_identity* ai)
{
unsigned int i;
/* check if we already have that assembly */
for (i = 0; i < acl->actctx->num_assemblies; i++)
if (is_matching_identity( ai, &acl->actctx->assemblies[i].id ))
{
TRACE( "reusing existing assembly for %s arch %s version %u.%u.%u.%u\n",
debugstr_w(ai->name), debugstr_w(ai->arch), ai->version.major, ai->version.minor,
ai->version.build, ai->version.revision );
return TRUE;
}
for (i = 0; i < acl->num_dependencies; i++)
if (is_matching_identity( ai, &acl->dependencies[i] ))
{
TRACE( "reusing existing dependency for %s arch %s version %u.%u.%u.%u\n",
debugstr_w(ai->name), debugstr_w(ai->arch), ai->version.major, ai->version.minor,
ai->version.build, ai->version.revision );
return TRUE;
}
if (acl->num_dependencies == acl->allocated_dependencies)
{
void *ptr;
unsigned int new_count;
if (acl->dependencies)
{
new_count = acl->allocated_dependencies * 2;
ptr = RtlReAllocateHeap(GetProcessHeap(), 0, acl->dependencies,
new_count * sizeof(acl->dependencies[0]));
}
else
{
new_count = 4;
ptr = RtlAllocateHeap(GetProcessHeap(), 0, new_count * sizeof(acl->dependencies[0]));
}
if (!ptr) return FALSE;
acl->dependencies = ptr;
acl->allocated_dependencies = new_count;
}
acl->dependencies[acl->num_dependencies++] = *ai;
return TRUE;
}
static void free_depend_manifests(struct actctx_loader* acl)
{
unsigned int i;
for (i = 0; i < acl->num_dependencies; i++)
free_assembly_identity(&acl->dependencies[i]);
RtlFreeHeap(GetProcessHeap(), 0, acl->dependencies);
}
static WCHAR *build_assembly_dir(struct assembly_identity* ai)
{
static const WCHAR undW[] = {'_',0};
static const WCHAR noneW[] = {'n','o','n','e',0};
static const WCHAR mskeyW[] = {'d','e','a','d','b','e','e','f',0};
static const WCHAR versionW[] = {'%','u','.','%','u','.','%','u','.','%','u',0};
const WCHAR *key = ai->public_key ? ai->public_key : noneW;
const WCHAR *lang = ai->language ? ai->language : noneW;
SIZE_T size = (strlenW(ai->arch) + 1 + strlenW(ai->name) + 1 + strlenW(key) + 24 + 1 +
strlenW(lang) + 1) * sizeof(WCHAR) + sizeof(mskeyW);
WCHAR *ret;
if (!(ret = RtlAllocateHeap( GetProcessHeap(), 0, size ))) return NULL;
strcpyW( ret, ai->arch );
strcatW( ret, undW );
strcatW( ret, ai->name );
strcatW( ret, undW );
strcatW( ret, key );
strcatW( ret, undW );
sprintfW( ret + strlenW(ret), versionW,
ai->version.major, ai->version.minor, ai->version.build, ai->version.revision );
strcatW( ret, undW );
strcatW( ret, lang );
strcatW( ret, undW );
strcatW( ret, mskeyW );
return ret;
}
static ACTIVATION_CONTEXT *check_actctx( HANDLE h )
{
ACTIVATION_CONTEXT *actctx = h;
if (!h || h == INVALID_HANDLE_VALUE) return NULL;
switch (actctx->magic)
{
case ACTCTX_MAGIC:
return actctx;
default:
return NULL;
}
}
static inline void actctx_addref( ACTIVATION_CONTEXT *actctx )
{
interlocked_xchg_add( &actctx->ref_count, 1 );
}
static void actctx_release( ACTIVATION_CONTEXT *actctx )
{
if (interlocked_xchg_add( &actctx->ref_count, -1 ) == 1)
{
unsigned int i, j;
for (i = 0; i < actctx->num_assemblies; i++)
{
struct assembly *assembly = &actctx->assemblies[i];
for (j = 0; j < assembly->num_dlls; j++)
{
struct dll_redirect *dll = &assembly->dlls[j];
free_entity_array( &dll->entities );
RtlFreeHeap( GetProcessHeap(), 0, dll->name );
RtlFreeHeap( GetProcessHeap(), 0, dll->hash );
}
RtlFreeHeap( GetProcessHeap(), 0, assembly->dlls );
RtlFreeHeap( GetProcessHeap(), 0, assembly->manifest.info );
RtlFreeHeap( GetProcessHeap(), 0, assembly->directory );
free_entity_array( &assembly->entities );
free_assembly_identity(&assembly->id);
}
RtlFreeHeap( GetProcessHeap(), 0, actctx->config.info );
RtlFreeHeap( GetProcessHeap(), 0, actctx->appdir.info );
RtlFreeHeap( GetProcessHeap(), 0, actctx->assemblies );
actctx->magic = 0;
RtlFreeHeap( GetProcessHeap(), 0, actctx );
}
}
static BOOL next_xml_attr(xmlbuf_t* xmlbuf, xmlstr_t* name, xmlstr_t* value,
BOOL* error, BOOL* end)
{
const char* ptr;
*error = TRUE;
while (xmlbuf->ptr < xmlbuf->end && isxmlspace(*xmlbuf->ptr))
xmlbuf->ptr++;
if (xmlbuf->ptr == xmlbuf->end) return FALSE;
if (*xmlbuf->ptr == '/')
{
xmlbuf->ptr++;
if (xmlbuf->ptr == xmlbuf->end || *xmlbuf->ptr != '>')
return FALSE;
xmlbuf->ptr++;
*end = TRUE;
*error = FALSE;
return FALSE;
}
if (*xmlbuf->ptr == '>')
{
xmlbuf->ptr++;
*error = FALSE;
return FALSE;
}
ptr = xmlbuf->ptr;
while (ptr < xmlbuf->end && *ptr != '=' && *ptr != '>' && !isxmlspace(*ptr)) ptr++;
if (ptr == xmlbuf->end || *ptr != '=') return FALSE;
name->ptr = xmlbuf->ptr;
name->len = ptr-xmlbuf->ptr;
xmlbuf->ptr = ptr;
ptr++;
if (ptr == xmlbuf->end || *ptr != '\"') return FALSE;
value->ptr = ++ptr;
if (ptr == xmlbuf->end) return FALSE;
ptr = memchr(ptr, '\"', xmlbuf->end - ptr);
if (!ptr)
{
xmlbuf->ptr = xmlbuf->end;
return FALSE;
}
value->len = ptr - value->ptr;
xmlbuf->ptr = ptr + 1;
if (xmlbuf->ptr == xmlbuf->end) return FALSE;
*error = FALSE;
return TRUE;
}
static BOOL next_xml_elem(xmlbuf_t* xmlbuf, xmlstr_t* elem)
{
const char* ptr;
for (;;)
{
ptr = memchr(xmlbuf->ptr, '<', xmlbuf->end - xmlbuf->ptr);
if (!ptr)
{
xmlbuf->ptr = xmlbuf->end;
return FALSE;
}
ptr++;
if (ptr + 3 < xmlbuf->end && !strncmp( ptr, "!--", 3 )) /* skip comment */
{
for (ptr += 3; ptr + 3 <= xmlbuf->end; ptr++)
if (ptr[0] == '-' && ptr[1] == '-' && ptr[2] == '>') break;
if (ptr + 3 > xmlbuf->end)
{
xmlbuf->ptr = xmlbuf->end;
return FALSE;
}
xmlbuf->ptr = ptr + 3;
}
else break;
}
xmlbuf->ptr = ptr;
while (ptr < xmlbuf->end && !isxmlspace(*ptr) && *ptr != '>' && (*ptr != '/' || ptr == xmlbuf->ptr))
ptr++;
elem->ptr = xmlbuf->ptr;
elem->len = ptr - xmlbuf->ptr;
xmlbuf->ptr = ptr;
return xmlbuf->ptr != xmlbuf->end;
}
static BOOL parse_xml_header(xmlbuf_t* xmlbuf)
{
/* FIXME: parse attributes */
const char *ptr;
for (ptr = xmlbuf->ptr; ptr < xmlbuf->end - 1; ptr++)
{
if (ptr[0] == '?' && ptr[1] == '>')
{
xmlbuf->ptr = ptr + 2;
return TRUE;
}
}
return FALSE;
}
static BOOL parse_text_content(xmlbuf_t* xmlbuf, xmlstr_t* content)
{
const char *ptr = memchr(xmlbuf->ptr, '<', xmlbuf->end - xmlbuf->ptr);
if (!ptr) return FALSE;
content->ptr = xmlbuf->ptr;
content->len = ptr - xmlbuf->ptr;
xmlbuf->ptr = ptr;
return TRUE;
}
static BOOL parse_version(const xmlstr_t *str, struct version *version)
{
unsigned int ver[4];
unsigned int pos;
const char *curr;
/* major.minor.build.revision */
ver[0] = ver[1] = ver[2] = ver[3] = pos = 0;
for (curr = str->ptr; curr < str->ptr + str->len; curr++)
{
if (*curr >= '0' && *curr <= '9')
{
ver[pos] = ver[pos] * 10 + *curr - '0';
if (ver[pos] >= 0x10000) goto error;
}
else if (*curr == '.')
{
if (++pos >= 4) goto error;
}
else goto error;
}
version->major = ver[0];
version->minor = ver[1];
version->build = ver[2];
version->revision = ver[3];
return TRUE;
error:
FIXME( "Wrong version definition in manifest file (%s)\n", debugstr_xmlstr(str) );
return FALSE;
}
static BOOL parse_expect_elem(xmlbuf_t* xmlbuf, const char* name)
{
xmlstr_t elem;
if (!next_xml_elem(xmlbuf, &elem)) return FALSE;
if (xmlstr_cmp(&elem, name)) return TRUE;
FIXME( "unexpected element %s\n", debugstr_xmlstr(&elem) );
return FALSE;
}
static BOOL parse_expect_no_attr(xmlbuf_t* xmlbuf, BOOL* end)
{
xmlstr_t attr_name, attr_value;
BOOL error;
while (next_xml_attr(xmlbuf, &attr_name, &attr_value, &error, end))
{
WARN("unexpected attr %s=%s\n", debugstr_xmlstr(&attr_name),
debugstr_xmlstr(&attr_value));
}
return !error;
}
static BOOL parse_end_element(xmlbuf_t *xmlbuf)
{
BOOL end = FALSE;
return parse_expect_no_attr(xmlbuf, &end) && !end;
}
static BOOL parse_unknown_elem(xmlbuf_t *xmlbuf, const xmlstr_t *unknown_elem)
{
xmlstr_t attr_name, attr_value, elem;
BOOL end = FALSE, error, ret = TRUE;
while(next_xml_attr(xmlbuf, &attr_name, &attr_value, &error, &end));
if(error || end) return end;
while(ret && (ret = next_xml_elem(xmlbuf, &elem)))
{
if(*elem.ptr == '/' && elem.len - 1 == unknown_elem->len &&
!strncmp(elem.ptr+1, unknown_elem->ptr, unknown_elem->len))
break;
else
ret = parse_unknown_elem(xmlbuf, &elem);
}
return ret && parse_end_element(xmlbuf);
}
static BOOL parse_assembly_identity_elem(xmlbuf_t* xmlbuf, ACTIVATION_CONTEXT* actctx,
struct assembly_identity* ai)
{
xmlstr_t attr_name, attr_value;
BOOL end = FALSE, error;
while (next_xml_attr(xmlbuf, &attr_name, &attr_value, &error, &end))
{
if (xmlstr_cmp(&attr_name, NAME_ATTR))
{
if (!(ai->name = xmlstrdupW(&attr_value))) return FALSE;
}
else if (xmlstr_cmp(&attr_name, TYPE_ATTR))
{
if (!xmlstr_cmp(&attr_value, "win32"))
{
FIXME("wrong type attr %s\n", debugstr_xmlstr(&attr_value));
return FALSE;
}
ai->type = TYPE_WIN32;
}
else if (xmlstr_cmp(&attr_name, VERSION_ATTR))
{
if (!parse_version(&attr_value, &ai->version)) return FALSE;
}
else if (xmlstr_cmp(&attr_name, PROCESSORARCHITECTURE_ATTR))
{
if (!(ai->arch = xmlstrdupW(&attr_value))) return FALSE;
}
else if (xmlstr_cmp(&attr_name, PUBLICKEYTOKEN_ATTR))
{
if (!(ai->public_key = xmlstrdupW(&attr_value))) return FALSE;
}
else if (xmlstr_cmp(&attr_name, LANGUAGE_ATTR))
{
WARN("Unsupported yet language attribute (%s)\n",
debugstr_xmlstr(&attr_value));
if (!(ai->language = xmlstrdupW(&attr_value))) return FALSE;
}
else
{
WARN("unknown attr %s=%s\n", debugstr_xmlstr(&attr_name),
debugstr_xmlstr(&attr_value));
}
}
TRACE( "name=%s version=%s arch=%s\n",
debugstr_w(ai->name), debugstr_version(&ai->version), debugstr_w(ai->arch) );
if (error || end) return end;
return parse_expect_elem(xmlbuf, ELEM_END(ASSEMBLYIDENTITY_ELEM)) && parse_end_element(xmlbuf);
}
static BOOL parse_com_class_elem(xmlbuf_t* xmlbuf, struct dll_redirect* dll)
{
xmlstr_t attr_name, attr_value;
BOOL end = FALSE, error;
struct entity* entity;
if (!(entity = add_entity(&dll->entities, ACTIVATION_CONTEXT_SECTION_COM_SERVER_REDIRECTION)))
return FALSE;
while (next_xml_attr(xmlbuf, &attr_name, &attr_value, &error, &end))
{
if (xmlstr_cmp(&attr_name, CLSID_ATTR))
{
if (!(entity->u.comclass.clsid = xmlstrdupW(&attr_value))) return FALSE;
}
else
{
WARN("unknown attr %s=%s\n", debugstr_xmlstr(&attr_name), debugstr_xmlstr(&attr_value));
}
}
if (error || end) return end;
return parse_expect_elem(xmlbuf, ELEM_END(COMCLASS_ELEM)) && parse_end_element(xmlbuf);
}
static BOOL parse_cominterface_proxy_stub_elem(xmlbuf_t* xmlbuf, struct dll_redirect* dll)
{
xmlstr_t attr_name, attr_value;
BOOL end = FALSE, error;
struct entity* entity;
if (!(entity = add_entity(&dll->entities, ACTIVATION_CONTEXT_SECTION_COM_INTERFACE_REDIRECTION)))
return FALSE;
while (next_xml_attr(xmlbuf, &attr_name, &attr_value, &error, &end))
{
if (xmlstr_cmp(&attr_name, IID_ATTR))
{
if (!(entity->u.proxy.iid = xmlstrdupW(&attr_value))) return FALSE;
}
if (xmlstr_cmp(&attr_name, NAME_ATTR))
{
if (!(entity->u.proxy.name = xmlstrdupW(&attr_value))) return FALSE;
}
else
{
WARN("unknown attr %s=%s\n", debugstr_xmlstr(&attr_name), debugstr_xmlstr(&attr_value));
}
}
if (error || end) return end;
return parse_expect_elem(xmlbuf, ELEM_END(COMINTERFACEPROXYSTUB_ELEM)) && parse_end_element(xmlbuf);
}
static BOOL parse_typelib_elem(xmlbuf_t* xmlbuf, struct dll_redirect* dll)
{
xmlstr_t attr_name, attr_value;
BOOL end = FALSE, error;
struct entity* entity;
if (!(entity = add_entity(&dll->entities, ACTIVATION_CONTEXT_SECTION_COM_TYPE_LIBRARY_REDIRECTION)))
return FALSE;
while (next_xml_attr(xmlbuf, &attr_name, &attr_value, &error, &end))
{
if (xmlstr_cmp(&attr_name, TLBID_ATTR))
{
if (!(entity->u.typelib.tlbid = xmlstrdupW(&attr_value))) return FALSE;
}
if (xmlstr_cmp(&attr_name, VERSION_ATTR))
{
if (!(entity->u.typelib.version = xmlstrdupW(&attr_value))) return FALSE;
}
if (xmlstr_cmp(&attr_name, HELPDIR_ATTR))
{
if (!(entity->u.typelib.helpdir = xmlstrdupW(&attr_value))) return FALSE;
}
else
{
WARN("unknown attr %s=%s\n", debugstr_xmlstr(&attr_name), debugstr_xmlstr(&attr_value));
}
}
if (error || end) return end;
return parse_expect_elem(xmlbuf, ELEM_END(TYPELIB_ELEM)) && parse_end_element(xmlbuf);
}
static BOOL parse_window_class_elem(xmlbuf_t* xmlbuf, struct dll_redirect* dll)
{
xmlstr_t elem, content;
BOOL end = FALSE, ret = TRUE;
struct entity* entity;
if (!(entity = add_entity(&dll->entities, ACTIVATION_CONTEXT_SECTION_WINDOW_CLASS_REDIRECTION)))
return FALSE;
if (!parse_expect_no_attr(xmlbuf, &end)) return FALSE;
if (end) return FALSE;
if (!parse_text_content(xmlbuf, &content)) return FALSE;
if (!(entity->u.class.name = xmlstrdupW(&content))) return FALSE;
while (ret && (ret = next_xml_elem(xmlbuf, &elem)))
{
if (xmlstr_cmp(&elem, ELEM_END(WINDOWCLASS_ELEM)))
{
ret = parse_end_element(xmlbuf);
break;
}
else
{
WARN("unknown elem %s\n", debugstr_xmlstr(&elem));
ret = parse_unknown_elem(xmlbuf, &elem);
}
}
return ret;
}
static BOOL parse_binding_redirect_elem(xmlbuf_t* xmlbuf)
{
xmlstr_t attr_name, attr_value;
BOOL end = FALSE, error;
while (next_xml_attr(xmlbuf, &attr_name, &attr_value, &error, &end))
{
if (xmlstr_cmp(&attr_name, OLDVERSION_ATTR))
{
FIXME("Not stored yet oldVersion=%s\n", debugstr_xmlstr(&attr_value));
}
else if (xmlstr_cmp(&attr_name, NEWVERSION_ATTR))
{
FIXME("Not stored yet newVersion=%s\n", debugstr_xmlstr(&attr_value));
}
else
{
WARN("unknown attr %s=%s\n", debugstr_xmlstr(&attr_name), debugstr_xmlstr(&attr_value));
}
}
if (error || end) return end;
return parse_expect_elem(xmlbuf, ELEM_END(BINDINGREDIRECT_ELEM)) && parse_end_element(xmlbuf);
}
static BOOL parse_description_elem(xmlbuf_t* xmlbuf)
{
xmlstr_t elem, content;
BOOL end = FALSE, ret = TRUE;
if (!parse_expect_no_attr(xmlbuf, &end) || end ||
!parse_text_content(xmlbuf, &content))
return FALSE;
TRACE("Got description %s\n", debugstr_xmlstr(&content));
while (ret && (ret = next_xml_elem(xmlbuf, &elem)))
{
if (xmlstr_cmp(&elem, ELEM_END(DESCRIPTION_ELEM)))
{
ret = parse_end_element(xmlbuf);
break;
}
else
{
WARN("unknown elem %s\n", debugstr_xmlstr(&elem));
ret = parse_unknown_elem(xmlbuf, &elem);
}
}
return ret;
}
static BOOL parse_com_interface_external_proxy_stub_elem(xmlbuf_t* xmlbuf,
struct assembly* assembly)
{
xmlstr_t attr_name, attr_value;
BOOL end = FALSE, error;
struct entity* entity;
entity = add_entity(&assembly->entities, ACTIVATION_CONTEXT_SECTION_COM_INTERFACE_REDIRECTION);
if (!entity) return FALSE;
while (next_xml_attr(xmlbuf, &attr_name, &attr_value, &error, &end))
{
if (xmlstr_cmp(&attr_name, IID_ATTR))
{
if (!(entity->u.proxy.iid = xmlstrdupW(&attr_value))) return FALSE;
}
if (xmlstr_cmp(&attr_name, NAME_ATTR))
{
if (!(entity->u.proxy.name = xmlstrdupW(&attr_value))) return FALSE;
}
else
{
WARN("unknown attr %s=%s\n", debugstr_xmlstr(&attr_name), debugstr_xmlstr(&attr_value));
}
}
if (error || end) return end;
return parse_expect_elem(xmlbuf, ELEM_END(COMINTERFACEEXTERNALPROXYSTUB_ELEM)) &&
parse_end_element(xmlbuf);
}
static BOOL parse_clr_class_elem(xmlbuf_t* xmlbuf, struct assembly* assembly)
{
xmlstr_t attr_name, attr_value;
BOOL end = FALSE, error;
struct entity* entity;
entity = add_entity(&assembly->entities, ACTIVATION_CONTEXT_SECTION_COM_PROGID_REDIRECTION);
if (!entity) return FALSE;
while (next_xml_attr(xmlbuf, &attr_name, &attr_value, &error, &end))
{
if (xmlstr_cmp(&attr_name, NAME_ATTR))
{
if (!(entity->u.clrclass.name = xmlstrdupW(&attr_value))) return FALSE;
}
else if (xmlstr_cmp(&attr_name, CLSID_ATTR))
{
if (!(entity->u.clrclass.clsid = xmlstrdupW(&attr_value))) return FALSE;
}
else
{
WARN("unknown attr %s=%s\n", debugstr_xmlstr(&attr_name), debugstr_xmlstr(&attr_value));
}
}
if (error || end) return end;
return parse_expect_elem(xmlbuf, ELEM_END(CLRCLASS_ELEM)) && parse_end_element(xmlbuf);
}
static BOOL parse_clr_surrogate_elem(xmlbuf_t* xmlbuf, struct assembly* assembly)
{
xmlstr_t attr_name, attr_value;
BOOL end = FALSE, error;
struct entity* entity;
entity = add_entity(&assembly->entities, ACTIVATION_CONTEXT_SECTION_CLR_SURROGATES);
if (!entity) return FALSE;
while (next_xml_attr(xmlbuf, &attr_name, &attr_value, &error, &end))
{
if (xmlstr_cmp(&attr_name, NAME_ATTR))
{
if (!(entity->u.clrsurrogate.name = xmlstrdupW(&attr_value))) return FALSE;
}
else if (xmlstr_cmp(&attr_name, CLSID_ATTR))
{
if (!(entity->u.clrsurrogate.clsid = xmlstrdupW(&attr_value))) return FALSE;
}
else
{
WARN("unknown attr %s=%s\n", debugstr_xmlstr(&attr_name), debugstr_xmlstr(&attr_value));
}
}
if (error || end) return end;
return parse_expect_elem(xmlbuf, ELEM_END(CLRSURROGATE_ELEM)) && parse_end_element(xmlbuf);
}
static BOOL parse_dependent_assembly_elem(xmlbuf_t* xmlbuf, struct actctx_loader* acl, BOOL optional)
{
struct assembly_identity ai;
xmlstr_t elem;
BOOL end = FALSE, ret = TRUE;
if (!parse_expect_no_attr(xmlbuf, &end) || end) return end;
memset(&ai, 0, sizeof(ai));
ai.optional = optional;
if (!parse_expect_elem(xmlbuf, ASSEMBLYIDENTITY_ELEM) ||
!parse_assembly_identity_elem(xmlbuf, acl->actctx, &ai))
return FALSE;
TRACE( "adding name=%s version=%s arch=%s\n",
debugstr_w(ai.name), debugstr_version(&ai.version), debugstr_w(ai.arch) );
/* store the newly found identity for later loading */
if (!add_dependent_assembly_id(acl, &ai)) return FALSE;
while (ret && (ret = next_xml_elem(xmlbuf, &elem)))
{
if (xmlstr_cmp(&elem, ELEM_END(DEPENDENTASSEMBLY_ELEM)))
{
ret = parse_end_element(xmlbuf);
break;
}
else if (xmlstr_cmp(&elem, BINDINGREDIRECT_ELEM))
{
ret = parse_binding_redirect_elem(xmlbuf);
}
else
{
WARN("unknown elem %s\n", debugstr_xmlstr(&elem));
ret = parse_unknown_elem(xmlbuf, &elem);
}
}
return ret;
}
static BOOL parse_dependency_elem(xmlbuf_t* xmlbuf, struct actctx_loader* acl)
{
xmlstr_t attr_name, attr_value, elem;
BOOL end = FALSE, ret = TRUE, error, optional = FALSE;
while (next_xml_attr(xmlbuf, &attr_name, &attr_value, &error, &end))
{
if (xmlstr_cmp(&attr_name, OPTIONAL_ATTR))
{
optional = xmlstr_cmp( &attr_value, "yes" );
TRACE("optional=%s\n", debugstr_xmlstr(&attr_value));
}
else
{
WARN("unknown attr %s=%s\n", debugstr_xmlstr(&attr_name), debugstr_xmlstr(&attr_value));
}
}
while (ret && (ret = next_xml_elem(xmlbuf, &elem)))
{
if (xmlstr_cmp(&elem, ELEM_END(DEPENDENCY_ELEM)))
{
ret = parse_end_element(xmlbuf);
break;
}
else if (xmlstr_cmp(&elem, DEPENDENTASSEMBLY_ELEM))
{
ret = parse_dependent_assembly_elem(xmlbuf, acl, optional);
}
else
{
WARN("unknown element %s\n", debugstr_xmlstr(&elem));
ret = parse_unknown_elem(xmlbuf, &elem);
}
}
return ret;
}
static BOOL parse_noinherit_elem(xmlbuf_t* xmlbuf)
{
BOOL end = FALSE;
if (!parse_expect_no_attr(xmlbuf, &end)) return FALSE;
return end ||
(parse_expect_elem(xmlbuf, ELEM_END(NOINHERIT_ELEM)) && parse_end_element(xmlbuf));
}
static BOOL parse_noinheritable_elem(xmlbuf_t* xmlbuf)
{
BOOL end = FALSE;
if (!parse_expect_no_attr(xmlbuf, &end)) return FALSE;
return end ||
(parse_expect_elem(xmlbuf, ELEM_END(NOINHERITABLE_ELEM)) && parse_end_element(xmlbuf));
}
static BOOL parse_file_elem(xmlbuf_t* xmlbuf, struct assembly* assembly)
{
xmlstr_t attr_name, attr_value, elem;
BOOL end = FALSE, error, ret = TRUE;
struct dll_redirect* dll;
if (!(dll = add_dll_redirect(assembly))) return FALSE;
while (next_xml_attr(xmlbuf, &attr_name, &attr_value, &error, &end))
{
if (xmlstr_cmp(&attr_name, NAME_ATTR))
{
if (!(dll->name = xmlstrdupW(&attr_value))) return FALSE;
TRACE("name=%s\n", debugstr_xmlstr(&attr_value));
}
else if (xmlstr_cmp(&attr_name, HASH_ATTR))
{
if (!(dll->hash = xmlstrdupW(&attr_value))) return FALSE;
}
else if (xmlstr_cmp(&attr_name, HASHALG_ATTR))
{
if (!xmlstr_cmp(&attr_value, "SHA1"))
FIXME("hashalg should be SHA1, got %s\n", debugstr_xmlstr(&attr_value));
}
else
{
WARN("unknown attr %s=%s\n", debugstr_xmlstr(&attr_name), debugstr_xmlstr(&attr_value));
}
}
if (error || !dll->name) return FALSE;
if (end) return TRUE;
while (ret && (ret = next_xml_elem(xmlbuf, &elem)))
{
if (xmlstr_cmp(&elem, ELEM_END(FILE_ELEM)))
{
ret = parse_end_element(xmlbuf);
break;
}
else if (xmlstr_cmp(&elem, COMCLASS_ELEM))
{
ret = parse_com_class_elem(xmlbuf, dll);
}
else if (xmlstr_cmp(&elem, COMINTERFACEPROXYSTUB_ELEM))
{
ret = parse_cominterface_proxy_stub_elem(xmlbuf, dll);
}
else if (xmlstr_cmp(&elem, HASH_ELEM))
{
WARN(HASH_ELEM " (undocumented) not supported\n");
ret = parse_unknown_elem(xmlbuf, &elem);
}
else if (xmlstr_cmp(&elem, TYPELIB_ELEM))
{
ret = parse_typelib_elem(xmlbuf, dll);
}
else if (xmlstr_cmp(&elem, WINDOWCLASS_ELEM))
{
ret = parse_window_class_elem(xmlbuf, dll);
}
else
{
WARN("unknown elem %s\n", debugstr_xmlstr(&elem));
ret = parse_unknown_elem( xmlbuf, &elem );
}
}
return ret;
}
static BOOL parse_assembly_elem(xmlbuf_t* xmlbuf, struct actctx_loader* acl,
struct assembly* assembly,
struct assembly_identity* expected_ai)
{
xmlstr_t attr_name, attr_value, elem;
BOOL end = FALSE, error, version = FALSE, xmlns = FALSE, ret = TRUE;
TRACE("(%p)\n", xmlbuf);
while (next_xml_attr(xmlbuf, &attr_name, &attr_value, &error, &end))
{
if (xmlstr_cmp(&attr_name, MANIFESTVERSION_ATTR))
{
if (!xmlstr_cmp(&attr_value, "1.0"))
{
FIXME("wrong version %s\n", debugstr_xmlstr(&attr_value));
return FALSE;
}
version = TRUE;
}
else if (xmlstr_cmp(&attr_name, XMLNS_ATTR))
{
if (!xmlstr_cmp(&attr_value, MANIFESTV1_NAMESPACE) &&
!xmlstr_cmp(&attr_value, MANIFESTV3_NAMESPACE))
{
FIXME("wrong namespace %s\n", debugstr_xmlstr(&attr_value));
return FALSE;
}
xmlns = TRUE;
}
else
{
WARN("unknown attr %s=%s\n", debugstr_xmlstr(&attr_name), debugstr_xmlstr(&attr_value));
}
}
if (error || end || !xmlns || !version) return FALSE;
if (!next_xml_elem(xmlbuf, &elem)) return FALSE;
if (assembly->type == APPLICATION_MANIFEST && xmlstr_cmp(&elem, NOINHERIT_ELEM))
{
if (!parse_noinherit_elem(xmlbuf) || !next_xml_elem(xmlbuf, &elem))
return FALSE;
assembly->no_inherit = TRUE;
}
if (xmlstr_cmp(&elem, NOINHERITABLE_ELEM))
{
if (!parse_noinheritable_elem(xmlbuf) || !next_xml_elem(xmlbuf, &elem))
return FALSE;
}
else if (assembly->type == ASSEMBLY_MANIFEST && assembly->no_inherit)
return FALSE;
if (xmlstr_cmp(&elem, ASSEMBLYIDENTITY_ELEM))
{
if (!parse_assembly_identity_elem(xmlbuf, acl->actctx, &assembly->id)) return FALSE;
ret = next_xml_elem(xmlbuf, &elem);
if (expected_ai)
{
/* FIXME: more tests */
if (assembly->type == ASSEMBLY_MANIFEST &&
memcmp(&assembly->id.version, &expected_ai->version, sizeof(assembly->id.version)))
{
FIXME("wrong version\n");
return FALSE;
}
}
}
while (ret)
{
if (xmlstr_cmp(&elem, ELEM_END(ASSEMBLY_ELEM)))
{
ret = parse_end_element(xmlbuf);
break;
}
else if (xmlstr_cmp(&elem, DESCRIPTION_ELEM))
{
ret = parse_description_elem(xmlbuf);
}
else if (xmlstr_cmp(&elem, COMINTERFACEEXTERNALPROXYSTUB_ELEM))
{
ret = parse_com_interface_external_proxy_stub_elem(xmlbuf, assembly);
}
else if (xmlstr_cmp(&elem, DEPENDENCY_ELEM))
{
ret = parse_dependency_elem(xmlbuf, acl);
}
else if (xmlstr_cmp(&elem, FILE_ELEM))
{
ret = parse_file_elem(xmlbuf, assembly);
}
else if (xmlstr_cmp(&elem, CLRCLASS_ELEM))
{
ret = parse_clr_class_elem(xmlbuf, assembly);
}
else if (xmlstr_cmp(&elem, CLRSURROGATE_ELEM))
{
ret = parse_clr_surrogate_elem(xmlbuf, assembly);
}
else
{
WARN("unknown element %s\n", debugstr_xmlstr(&elem));
ret = parse_unknown_elem(xmlbuf, &elem);
}
if (ret) ret = next_xml_elem(xmlbuf, &elem);
}
return ret;
}
static NTSTATUS parse_manifest( struct actctx_loader* acl, struct assembly_identity* ai,
LPCWSTR filename, LPCWSTR directory, xmlbuf_t* xmlbuf )
{
xmlstr_t elem;
struct assembly* assembly;
TRACE( "parsing manifest loaded from %s base dir %s\n", debugstr_w(filename), debugstr_w(directory) );
if (!(assembly = add_assembly(acl->actctx, ASSEMBLY_MANIFEST)))
return STATUS_SXS_CANT_GEN_ACTCTX;
if (directory && !(assembly->directory = strdupW(directory)))
return STATUS_NO_MEMORY;
if (filename) assembly->manifest.info = strdupW( filename + 4 /* skip \??\ prefix */ );
assembly->manifest.type = assembly->manifest.info ? ACTIVATION_CONTEXT_PATH_TYPE_WIN32_FILE
: ACTIVATION_CONTEXT_PATH_TYPE_NONE;
if (!next_xml_elem(xmlbuf, &elem)) return STATUS_SXS_CANT_GEN_ACTCTX;
if (xmlstr_cmp(&elem, "?xml") &&
(!parse_xml_header(xmlbuf) || !next_xml_elem(xmlbuf, &elem)))
return STATUS_SXS_CANT_GEN_ACTCTX;
if (!xmlstr_cmp(&elem, ASSEMBLY_ELEM))
{
FIXME("root element is %s, not <assembly>\n", debugstr_xmlstr(&elem));
return STATUS_SXS_CANT_GEN_ACTCTX;
}
if (!parse_assembly_elem(xmlbuf, acl, assembly, ai))
{
FIXME("failed to parse manifest %s\n", debugstr_w(filename) );
return STATUS_SXS_CANT_GEN_ACTCTX;
}
if (next_xml_elem(xmlbuf, &elem))
{
FIXME("unexpected element %s\n", debugstr_xmlstr(&elem));
return STATUS_SXS_CANT_GEN_ACTCTX;
}
if (xmlbuf->ptr != xmlbuf->end)
{
FIXME("parse error\n");
return STATUS_SXS_CANT_GEN_ACTCTX;
}
return STATUS_SUCCESS;
}
static NTSTATUS open_nt_file( HANDLE handle, UNICODE_STRING *name )
{
OBJECT_ATTRIBUTES attr;
IO_STATUS_BLOCK io;
attr.Length = sizeof(attr);
attr.RootDirectory = 0;
attr.Attributes = OBJ_CASE_INSENSITIVE;
attr.ObjectName = name;
attr.SecurityDescriptor = NULL;
attr.SecurityQualityOfService = NULL;
return NtOpenFile( handle, GENERIC_READ, &attr, &io, FILE_SHARE_READ, FILE_SYNCHRONOUS_IO_ALERT );
}
static NTSTATUS get_module_filename( HMODULE module, UNICODE_STRING *str, unsigned int extra_len )
{
NTSTATUS status;
ULONG magic;
LDR_MODULE *pldr;
LdrLockLoaderLock(0, NULL, &magic);
status = LdrFindEntryForAddress( module, &pldr );
if (status == STATUS_SUCCESS)
{
if ((str->Buffer = RtlAllocateHeap( GetProcessHeap(), 0,
pldr->FullDllName.Length + extra_len + sizeof(WCHAR) )))
{
memcpy( str->Buffer, pldr->FullDllName.Buffer, pldr->FullDllName.Length + sizeof(WCHAR) );
str->Length = pldr->FullDllName.Length;
str->MaximumLength = pldr->FullDllName.Length + extra_len + sizeof(WCHAR);
}
else status = STATUS_NO_MEMORY;
}
LdrUnlockLoaderLock(0, magic);
return status;
}
static NTSTATUS get_manifest_in_module( struct actctx_loader* acl, struct assembly_identity* ai,
LPCWSTR filename, LPCWSTR directory, HANDLE hModule,
LPCWSTR resname, ULONG lang )
{
NTSTATUS status;
UNICODE_STRING nameW;
LDR_RESOURCE_INFO info;
const IMAGE_RESOURCE_DATA_ENTRY* entry = NULL;
void *ptr;
if (TRACE_ON(actctx))
{
if (!filename && !get_module_filename( hModule, &nameW, 0 ))
{
TRACE( "looking for res %s in module %p %s\n", debugstr_w(resname),
hModule, debugstr_w(nameW.Buffer) );
RtlFreeUnicodeString( &nameW );
}
else TRACE( "looking for res %s in module %p %s\n", debugstr_w(resname),
hModule, debugstr_w(filename) );
}
if (!resname) return STATUS_INVALID_PARAMETER;
info.Type = RT_MANIFEST;
info.Language = lang;
if (!((ULONG_PTR)resname >> 16))
{
info.Name = (ULONG_PTR)resname;
status = LdrFindResource_U(hModule, &info, 3, &entry);
}
else if (resname[0] == '#')
{
ULONG value;
RtlInitUnicodeString(&nameW, resname + 1);
if (RtlUnicodeStringToInteger(&nameW, 10, &value) != STATUS_SUCCESS || HIWORD(value))
return STATUS_INVALID_PARAMETER;
info.Name = value;
status = LdrFindResource_U(hModule, &info, 3, &entry);
}
else
{
RtlCreateUnicodeString(&nameW, resname);
RtlUpcaseUnicodeString(&nameW, &nameW, FALSE);
info.Name = (ULONG_PTR)nameW.Buffer;
status = LdrFindResource_U(hModule, &info, 3, &entry);
RtlFreeUnicodeString(&nameW);
}
if (status == STATUS_SUCCESS) status = LdrAccessResource(hModule, entry, &ptr, NULL);
if (status == STATUS_SUCCESS)
{
xmlbuf_t buf;
buf.ptr = ptr;
buf.end = buf.ptr + entry->Size;
status = parse_manifest(acl, ai, filename, directory, &buf);
}
return status;
}
static NTSTATUS get_manifest_in_pe_file( struct actctx_loader* acl, struct assembly_identity* ai,
LPCWSTR filename, LPCWSTR directory, HANDLE file,
LPCWSTR resname, ULONG lang )
{
HANDLE mapping;
OBJECT_ATTRIBUTES attr;
LARGE_INTEGER size;
LARGE_INTEGER offset;
NTSTATUS status;
SIZE_T count;
void *base;
TRACE( "looking for res %s in %s\n", debugstr_w(resname), debugstr_w(filename) );
attr.Length = sizeof(attr);
attr.RootDirectory = 0;
attr.ObjectName = NULL;
attr.Attributes = OBJ_CASE_INSENSITIVE | OBJ_OPENIF;
attr.SecurityDescriptor = NULL;
attr.SecurityQualityOfService = NULL;
size.QuadPart = 0;
status = NtCreateSection( &mapping, STANDARD_RIGHTS_REQUIRED | SECTION_QUERY | SECTION_MAP_READ,
&attr, &size, PAGE_READONLY, SEC_COMMIT, file );
if (status != STATUS_SUCCESS) return status;
offset.QuadPart = 0;
count = 0;
base = NULL;
status = NtMapViewOfSection( mapping, GetCurrentProcess(), &base, 0, 0, &offset,
&count, ViewShare, 0, PAGE_READONLY );
NtClose( mapping );
if (status != STATUS_SUCCESS) return status;
if (RtlImageNtHeader(base)) /* we got a PE file */
{
HANDLE module = (HMODULE)((ULONG_PTR)base | 1); /* make it a LOAD_LIBRARY_AS_DATAFILE handle */
status = get_manifest_in_module( acl, ai, filename, directory, module, resname, lang );
}
else status = STATUS_INVALID_IMAGE_FORMAT;
NtUnmapViewOfSection( GetCurrentProcess(), base );
return status;
}
static NTSTATUS get_manifest_in_manifest_file( struct actctx_loader* acl, struct assembly_identity* ai,
LPCWSTR filename, LPCWSTR directory, HANDLE file )
{
HANDLE mapping;
OBJECT_ATTRIBUTES attr;
LARGE_INTEGER size;
LARGE_INTEGER offset;
NTSTATUS status;
SIZE_T count;
void *base;
xmlbuf_t buf;
TRACE( "loading manifest file %s\n", debugstr_w(filename) );
attr.Length = sizeof(attr);
attr.RootDirectory = 0;
attr.ObjectName = NULL;
attr.Attributes = OBJ_CASE_INSENSITIVE | OBJ_OPENIF;
attr.SecurityDescriptor = NULL;
attr.SecurityQualityOfService = NULL;
size.QuadPart = 0;
status = NtCreateSection( &mapping, STANDARD_RIGHTS_REQUIRED | SECTION_QUERY | SECTION_MAP_READ,
&attr, &size, PAGE_READONLY, SEC_COMMIT, file );
if (status != STATUS_SUCCESS) return status;
offset.QuadPart = 0;
count = 0;
base = NULL;
status = NtMapViewOfSection( mapping, GetCurrentProcess(), &base, 0, 0, &offset,
&count, ViewShare, 0, PAGE_READONLY );
NtClose( mapping );
if (status != STATUS_SUCCESS) return status;
buf.ptr = base;
buf.end = buf.ptr + count;
status = parse_manifest(acl, ai, filename, directory, &buf);
NtUnmapViewOfSection( GetCurrentProcess(), base );
return status;
}
/* try to load the .manifest file associated to the file */
static NTSTATUS get_manifest_in_associated_manifest( struct actctx_loader* acl, struct assembly_identity* ai,
LPCWSTR filename, LPCWSTR directory, HMODULE module, LPCWSTR resname )
{
static const WCHAR fmtW[] = { '.','%','l','u',0 };
WCHAR *buffer;
NTSTATUS status;
UNICODE_STRING nameW;
HANDLE file;
ULONG_PTR resid = CREATEPROCESS_MANIFEST_RESOURCE_ID;
if (!((ULONG_PTR)resname >> 16)) resid = (ULONG_PTR)resname & 0xffff;
TRACE( "looking for manifest associated with %s id %lu\n", debugstr_w(filename), resid );
if (module) /* use the module filename */
{
UNICODE_STRING name;
if (!(status = get_module_filename( module, &name, sizeof(dotManifestW) + 10*sizeof(WCHAR) )))
{
if (resid != 1) sprintfW( name.Buffer + strlenW(name.Buffer), fmtW, resid );
strcatW( name.Buffer, dotManifestW );
if (!RtlDosPathNameToNtPathName_U( name.Buffer, &nameW, NULL, NULL ))
status = STATUS_RESOURCE_DATA_NOT_FOUND;
RtlFreeUnicodeString( &name );
}
if (status) return status;
}
else
{
if (!(buffer = RtlAllocateHeap( GetProcessHeap(), 0,
(strlenW(filename) + 10) * sizeof(WCHAR) + sizeof(dotManifestW) )))
return STATUS_NO_MEMORY;
strcpyW( buffer, filename );
if (resid != 1) sprintfW( buffer + strlenW(buffer), fmtW, resid );
strcatW( buffer, dotManifestW );
RtlInitUnicodeString( &nameW, buffer );
}
if (!open_nt_file( &file, &nameW ))
{
status = get_manifest_in_manifest_file( acl, ai, nameW.Buffer, directory, file );
NtClose( file );
}
else status = STATUS_RESOURCE_DATA_NOT_FOUND;
RtlFreeUnicodeString( &nameW );
return status;
}
static WCHAR *lookup_manifest_file( HANDLE dir, struct assembly_identity *ai )
{
static const WCHAR lookup_fmtW[] =
{'%','s','_','%','s','_','%','s','_','%','u','.','%','u','.','*','.','*','_',
'*', /* FIXME */
'.','m','a','n','i','f','e','s','t',0};
WCHAR *lookup, *ret = NULL;
UNICODE_STRING lookup_us;
IO_STATUS_BLOCK io;
unsigned int data_pos = 0, data_len;
char buffer[8192];
if (!(lookup = RtlAllocateHeap( GetProcessHeap(), 0,
(strlenW(ai->arch) + strlenW(ai->name)
+ strlenW(ai->public_key) + 20) * sizeof(WCHAR)
+ sizeof(lookup_fmtW) )))
return NULL;
sprintfW( lookup, lookup_fmtW, ai->arch, ai->name, ai->public_key, ai->version.major, ai->version.minor);
RtlInitUnicodeString( &lookup_us, lookup );
NtQueryDirectoryFile( dir, 0, NULL, NULL, &io, buffer, sizeof(buffer),
FileBothDirectoryInformation, FALSE, &lookup_us, TRUE );
if (io.u.Status == STATUS_SUCCESS)
{
FILE_BOTH_DIR_INFORMATION *dir_info;
WCHAR *tmp;
ULONG build, revision;
data_len = io.Information;
for (;;)
{
if (data_pos >= data_len)
{
NtQueryDirectoryFile( dir, 0, NULL, NULL, &io, buffer, sizeof(buffer),
FileBothDirectoryInformation, FALSE, &lookup_us, FALSE );
if (io.u.Status != STATUS_SUCCESS) break;
data_len = io.Information;
data_pos = 0;
}
dir_info = (FILE_BOTH_DIR_INFORMATION*)(buffer + data_pos);
if (dir_info->NextEntryOffset) data_pos += dir_info->NextEntryOffset;
else data_pos = data_len;
tmp = (WCHAR *)dir_info->FileName + (strchrW(lookup, '*') - lookup);
build = atoiW(tmp);
if (build < ai->version.build) continue;
tmp = strchrW(tmp, '.') + 1;
revision = atoiW(tmp);
if (build == ai->version.build && revision < ai->version.revision)
continue;
ai->version.build = build;
ai->version.revision = revision;
if ((ret = RtlAllocateHeap( GetProcessHeap(), 0, dir_info->FileNameLength + sizeof(WCHAR) )))
{
memcpy( ret, dir_info->FileName, dir_info->FileNameLength );
ret[dir_info->FileNameLength/sizeof(WCHAR)] = 0;
}
break;
}
}
else WARN("no matching file for %s\n", debugstr_w(lookup));
RtlFreeHeap( GetProcessHeap(), 0, lookup );
return ret;
}
static NTSTATUS lookup_winsxs(struct actctx_loader* acl, struct assembly_identity* ai)
{
struct assembly_identity sxs_ai;
UNICODE_STRING path_us;
OBJECT_ATTRIBUTES attr;
IO_STATUS_BLOCK io;
WCHAR *path, *file = NULL;
HANDLE handle;
static const WCHAR manifest_dirW[] =
{'\\','w','i','n','s','x','s','\\','m','a','n','i','f','e','s','t','s',0};
if (!ai->arch || !ai->name || !ai->public_key) return STATUS_NO_SUCH_FILE;
if (!(path = RtlAllocateHeap( GetProcessHeap(), 0, windows_dir.Length + sizeof(manifest_dirW) )))
return STATUS_NO_MEMORY;
memcpy( path, windows_dir.Buffer, windows_dir.Length );
memcpy( path + windows_dir.Length/sizeof(WCHAR), manifest_dirW, sizeof(manifest_dirW) );
if (!RtlDosPathNameToNtPathName_U( path, &path_us, NULL, NULL ))
{
RtlFreeHeap( GetProcessHeap(), 0, path );
return STATUS_NO_SUCH_FILE;
}
RtlFreeHeap( GetProcessHeap(), 0, path );
attr.Length = sizeof(attr);
attr.RootDirectory = 0;
attr.Attributes = OBJ_CASE_INSENSITIVE;
attr.ObjectName = &path_us;
attr.SecurityDescriptor = NULL;
attr.SecurityQualityOfService = NULL;
if (!NtOpenFile( &handle, GENERIC_READ, &attr, &io, FILE_SHARE_READ | FILE_SHARE_WRITE,
FILE_DIRECTORY_FILE | FILE_SYNCHRONOUS_IO_NONALERT ))
{
sxs_ai = *ai;
file = lookup_manifest_file( handle, &sxs_ai );
NtClose( handle );
}
if (!file)
{
RtlFreeUnicodeString( &path_us );
return STATUS_NO_SUCH_FILE;
}
/* append file name to directory path */
if (!(path = RtlReAllocateHeap( GetProcessHeap(), 0, path_us.Buffer,
path_us.Length + (strlenW(file) + 2) * sizeof(WCHAR) )))
{
RtlFreeHeap( GetProcessHeap(), 0, file );
RtlFreeUnicodeString( &path_us );
return STATUS_NO_MEMORY;
}
path[path_us.Length/sizeof(WCHAR)] = '\\';
strcpyW( path + path_us.Length/sizeof(WCHAR) + 1, file );
RtlInitUnicodeString( &path_us, path );
*strrchrW(file, '.') = 0; /* remove .manifest extension */
if (!open_nt_file( &handle, &path_us ))
{
io.u.Status = get_manifest_in_manifest_file(acl, &sxs_ai, path_us.Buffer, file, handle);
NtClose( handle );
}
else io.u.Status = STATUS_NO_SUCH_FILE;
RtlFreeHeap( GetProcessHeap(), 0, file );
RtlFreeUnicodeString( &path_us );
return io.u.Status;
}
static NTSTATUS lookup_assembly(struct actctx_loader* acl,
struct assembly_identity* ai)
{
static const WCHAR dotDllW[] = {'.','d','l','l',0};
unsigned int i;
WCHAR *buffer, *p, *directory;
NTSTATUS status;
UNICODE_STRING nameW;
HANDLE file;
TRACE( "looking for name=%s version=%s arch=%s\n",
debugstr_w(ai->name), debugstr_version(&ai->version), debugstr_w(ai->arch) );
if ((status = lookup_winsxs(acl, ai)) != STATUS_NO_SUCH_FILE) return status;
/* FIXME: add support for language specific lookup */
nameW.Buffer = NULL;
if (!(buffer = RtlAllocateHeap( GetProcessHeap(), 0,
(strlenW(acl->actctx->appdir.info) + 2 * strlenW(ai->name) + 2) * sizeof(WCHAR) + sizeof(dotManifestW) )))
return STATUS_NO_MEMORY;
if (!(directory = build_assembly_dir( ai )))
{
RtlFreeHeap( GetProcessHeap(), 0, buffer );
return STATUS_NO_MEMORY;
}
/* lookup in appdir\name.dll
* appdir\name.manifest
* appdir\name\name.dll
* appdir\name\name.manifest
*/
strcpyW( buffer, acl->actctx->appdir.info );
p = buffer + strlenW(buffer);
for (i = 0; i < 2; i++)
{
*p++ = '\\';
strcpyW( p, ai->name );
p += strlenW(p);
strcpyW( p, dotDllW );
if (RtlDosPathNameToNtPathName_U( buffer, &nameW, NULL, NULL ))
{
status = open_nt_file( &file, &nameW );
if (!status)
{
status = get_manifest_in_pe_file( acl, ai, nameW.Buffer, directory, file,
(LPCWSTR)CREATEPROCESS_MANIFEST_RESOURCE_ID, 0 );
NtClose( file );
break;
}
RtlFreeUnicodeString( &nameW );
}
strcpyW( p, dotManifestW );
if (RtlDosPathNameToNtPathName_U( buffer, &nameW, NULL, NULL ))
{
status = open_nt_file( &file, &nameW );
if (!status)
{
status = get_manifest_in_manifest_file( acl, ai, nameW.Buffer, directory, file );
NtClose( file );
break;
}
RtlFreeUnicodeString( &nameW );
}
status = STATUS_SXS_ASSEMBLY_NOT_FOUND;
}
RtlFreeUnicodeString( &nameW );
RtlFreeHeap( GetProcessHeap(), 0, directory );
RtlFreeHeap( GetProcessHeap(), 0, buffer );
return status;
}
static NTSTATUS parse_depend_manifests(struct actctx_loader* acl)
{
NTSTATUS status = STATUS_SUCCESS;
unsigned int i;
for (i = 0; i < acl->num_dependencies; i++)
{
if (lookup_assembly(acl, &acl->dependencies[i]) != STATUS_SUCCESS)
{
if (!acl->dependencies[i].optional)
{
FIXME( "Could not find dependent assembly %s\n", debugstr_w(acl->dependencies[i].name) );
status = STATUS_SXS_CANT_GEN_ACTCTX;
break;
}
}
}
/* FIXME should now iterate through all refs */
return status;
}
/* initialize the activation context for the current process */
void actctx_init(void)
{
ACTCTXW ctx;
HANDLE handle;
ctx.cbSize = sizeof(ctx);
ctx.lpSource = NULL;
ctx.dwFlags = ACTCTX_FLAG_RESOURCE_NAME_VALID | ACTCTX_FLAG_HMODULE_VALID;
ctx.hModule = NtCurrentTeb()->Peb->ImageBaseAddress;
ctx.lpResourceName = (LPCWSTR)CREATEPROCESS_MANIFEST_RESOURCE_ID;
if (!RtlCreateActivationContext( &handle, &ctx )) process_actctx = check_actctx(handle);
}
/***********************************************************************
* RtlCreateActivationContext (NTDLL.@)
*
* Create an activation context.
*
* FIXME: function signature/prototype is wrong
*/
NTSTATUS WINAPI RtlCreateActivationContext( HANDLE *handle, const void *ptr )
{
const ACTCTXW *pActCtx = ptr; /* FIXME: not the right structure */
const WCHAR *directory = NULL;
ACTIVATION_CONTEXT *actctx;
UNICODE_STRING nameW;
ULONG lang = 0;
NTSTATUS status = STATUS_NO_MEMORY;
HANDLE file = 0;
struct actctx_loader acl;
TRACE("%p %08x\n", pActCtx, pActCtx ? pActCtx->dwFlags : 0);
if (!pActCtx || pActCtx->cbSize != sizeof(*pActCtx) ||
(pActCtx->dwFlags & ~ACTCTX_FLAGS_ALL))
return STATUS_INVALID_PARAMETER;
if (!(actctx = RtlAllocateHeap( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*actctx) )))
return STATUS_NO_MEMORY;
actctx->magic = ACTCTX_MAGIC;
actctx->ref_count = 1;
actctx->config.type = ACTIVATION_CONTEXT_PATH_TYPE_NONE;
actctx->config.info = NULL;
actctx->appdir.type = ACTIVATION_CONTEXT_PATH_TYPE_WIN32_FILE;
if (pActCtx->dwFlags & ACTCTX_FLAG_APPLICATION_NAME_VALID)
{
if (!(actctx->appdir.info = strdupW( pActCtx->lpApplicationName ))) goto error;
}
else
{
UNICODE_STRING dir;
WCHAR *p;
if ((status = get_module_filename( NtCurrentTeb()->Peb->ImageBaseAddress, &dir, 0 )))
goto error;
if ((p = strrchrW( dir.Buffer, '\\' ))) *p = 0;
actctx->appdir.info = dir.Buffer;
}
nameW.Buffer = NULL;
if (pActCtx->lpSource)
{
if (!RtlDosPathNameToNtPathName_U(pActCtx->lpSource, &nameW, NULL, NULL))
{
status = STATUS_NO_SUCH_FILE;
goto error;
}
status = open_nt_file( &file, &nameW );
if (status)
{
RtlFreeUnicodeString( &nameW );
goto error;
}
}
acl.actctx = actctx;
acl.dependencies = NULL;
acl.num_dependencies = 0;
acl.allocated_dependencies = 0;
if (pActCtx->dwFlags & ACTCTX_FLAG_LANGID_VALID) lang = pActCtx->wLangId;
if (pActCtx->dwFlags & ACTCTX_FLAG_ASSEMBLY_DIRECTORY_VALID) directory = pActCtx->lpAssemblyDirectory;
if (pActCtx->dwFlags & ACTCTX_FLAG_RESOURCE_NAME_VALID)
{
/* if we have a resource it's a PE file */
if (pActCtx->dwFlags & ACTCTX_FLAG_HMODULE_VALID)
{
status = get_manifest_in_module( &acl, NULL, NULL, directory, pActCtx->hModule,
pActCtx->lpResourceName, lang );
if (status && status != STATUS_SXS_CANT_GEN_ACTCTX)
/* FIXME: what to do if pActCtx->lpSource is set */
status = get_manifest_in_associated_manifest( &acl, NULL, NULL, directory,
pActCtx->hModule, pActCtx->lpResourceName );
}
else if (pActCtx->lpSource)
{
status = get_manifest_in_pe_file( &acl, NULL, nameW.Buffer, directory,
file, pActCtx->lpResourceName, lang );
if (status && status != STATUS_SXS_CANT_GEN_ACTCTX)
status = get_manifest_in_associated_manifest( &acl, NULL, nameW.Buffer, directory,
NULL, pActCtx->lpResourceName );
}
else status = STATUS_INVALID_PARAMETER;
}
else
{
status = get_manifest_in_manifest_file( &acl, NULL, nameW.Buffer, directory, file );
}
if (file) NtClose( file );
RtlFreeUnicodeString( &nameW );
if (status == STATUS_SUCCESS) status = parse_depend_manifests(&acl);
free_depend_manifests( &acl );
if (status == STATUS_SUCCESS) *handle = actctx;
else actctx_release( actctx );
return status;
error:
if (file) NtClose( file );
actctx_release( actctx );
return status;
}
/***********************************************************************
* RtlAddRefActivationContext (NTDLL.@)
*/
void WINAPI RtlAddRefActivationContext( HANDLE handle )
{
ACTIVATION_CONTEXT *actctx;
if ((actctx = check_actctx( handle ))) actctx_addref( actctx );
}
/******************************************************************
* RtlReleaseActivationContext (NTDLL.@)
*/
void WINAPI RtlReleaseActivationContext( HANDLE handle )
{
ACTIVATION_CONTEXT *actctx;
if ((actctx = check_actctx( handle ))) actctx_release( actctx );
}
/******************************************************************
* RtlActivateActivationContext (NTDLL.@)
*/
NTSTATUS WINAPI RtlActivateActivationContext( ULONG unknown, HANDLE handle, ULONG_PTR *cookie )
{
RTL_ACTIVATION_CONTEXT_STACK_FRAME *frame;
TRACE( "%p %p\n", handle, cookie );
if (!(frame = RtlAllocateHeap( GetProcessHeap(), 0, sizeof(*frame) )))
return STATUS_NO_MEMORY;
frame->Previous = NtCurrentTeb()->ActivationContextStack.ActiveFrame;
frame->ActivationContext = handle;
frame->Flags = 0;
NtCurrentTeb()->ActivationContextStack.ActiveFrame = frame;
RtlAddRefActivationContext( handle );
*cookie = (ULONG_PTR)frame;
return STATUS_SUCCESS;
}
/***********************************************************************
* RtlDeactivateActivationContext (NTDLL.@)
*/
void WINAPI RtlDeactivateActivationContext( ULONG flags, ULONG_PTR cookie )
{
RTL_ACTIVATION_CONTEXT_STACK_FRAME *frame, *top;
TRACE( "%x %lx\n", flags, cookie );
/* find the right frame */
top = NtCurrentTeb()->ActivationContextStack.ActiveFrame;
for (frame = top; frame; frame = frame->Previous)
if ((ULONG_PTR)frame == cookie) break;
if (!frame)
RtlRaiseStatus( STATUS_SXS_INVALID_DEACTIVATION );
if (frame != top && !(flags & DEACTIVATE_ACTCTX_FLAG_FORCE_EARLY_DEACTIVATION))
RtlRaiseStatus( STATUS_SXS_EARLY_DEACTIVATION );
/* pop everything up to and including frame */
NtCurrentTeb()->ActivationContextStack.ActiveFrame = frame->Previous;
while (top != NtCurrentTeb()->ActivationContextStack.ActiveFrame)
{
frame = top->Previous;
RtlReleaseActivationContext( top->ActivationContext );
RtlFreeHeap( GetProcessHeap(), 0, top );
top = frame;
}
}
/******************************************************************
* RtlFreeThreadActivationContextStack (NTDLL.@)
*/
void WINAPI RtlFreeThreadActivationContextStack(void)
{
RTL_ACTIVATION_CONTEXT_STACK_FRAME *frame;
frame = NtCurrentTeb()->ActivationContextStack.ActiveFrame;
while (frame)
{
RTL_ACTIVATION_CONTEXT_STACK_FRAME *prev = frame->Previous;
RtlReleaseActivationContext( frame->ActivationContext );
RtlFreeHeap( GetProcessHeap(), 0, frame );
frame = prev;
}
NtCurrentTeb()->ActivationContextStack.ActiveFrame = NULL;
}
/******************************************************************
* RtlGetActiveActivationContext (NTDLL.@)
*/
NTSTATUS WINAPI RtlGetActiveActivationContext( HANDLE *handle )
{
if (NtCurrentTeb()->ActivationContextStack.ActiveFrame)
{
*handle = NtCurrentTeb()->ActivationContextStack.ActiveFrame->ActivationContext;
RtlAddRefActivationContext( *handle );
}
else
*handle = 0;
return STATUS_SUCCESS;
}
/******************************************************************
* RtlIsActivationContextActive (NTDLL.@)
*/
BOOLEAN WINAPI RtlIsActivationContextActive( HANDLE handle )
{
RTL_ACTIVATION_CONTEXT_STACK_FRAME *frame;
for (frame = NtCurrentTeb()->ActivationContextStack.ActiveFrame; frame; frame = frame->Previous)
if (frame->ActivationContext == handle) return TRUE;
return FALSE;
}
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