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78 lines
2.8 KiB
C++
78 lines
2.8 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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/**
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* Abstraction on top of the network support from libnetutils that we
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* use to set up network connections.
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*/
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#ifndef NetUtils_h
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#define NetUtils_h
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#include "arpa/inet.h"
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#include "mozilla/Mutex.h"
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// Copied from ifc.h
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#define RESET_IPV4_ADDRESSES 0x01
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#define RESET_IPV6_ADDRESSES 0x02
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#define RESET_ALL_ADDRESSES (RESET_IPV4_ADDRESSES | RESET_IPV6_ADDRESSES)
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// Implements netutils functions. No need for an abstract class here since we
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// only have a one sdk specific method (dhcp_do_request)
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class NetUtils
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{
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public:
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static void* GetSharedLibrary();
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NetUtils();
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int32_t do_ifc_enable(const char *ifname);
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int32_t do_ifc_disable(const char *ifname);
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int32_t do_ifc_configure(const char *ifname,
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in_addr_t address,
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uint32_t prefixLength,
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in_addr_t gateway,
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in_addr_t dns1,
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in_addr_t dns2);
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int32_t do_ifc_reset_connections(const char *ifname, const int32_t resetMask);
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int32_t do_ifc_set_default_route(const char *ifname, in_addr_t gateway);
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int32_t do_ifc_add_route(const char *ifname,
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const char *dst,
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uint32_t prefixLength,
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const char *gateway);
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int32_t do_ifc_remove_route(const char *ifname,
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const char *dst,
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uint32_t prefixLength,
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const char *gateway);
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int32_t do_ifc_remove_host_routes(const char *ifname);
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int32_t do_ifc_remove_default_route(const char *ifname);
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int32_t do_dhcp_stop(const char *ifname);
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int32_t do_dhcp_do_request(const char *ifname,
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char *ipaddr,
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char *gateway,
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uint32_t *prefixLength,
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char *dns1,
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char *dns2,
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char *server,
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uint32_t *lease,
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char* vendorinfo);
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static int32_t SdkVersion();
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private:
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static mozilla::Mutex sIfcMutex;
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};
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// Defines a function type with the right arguments and return type.
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#define DEFINE_DLFUNC(name, ret, args...) typedef ret (*FUNC##name)(args);
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// Set up a dlsymed function ready to use.
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#define USE_DLFUNC(name) \
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FUNC##name name = (FUNC##name) dlsym(GetSharedLibrary(), #name); \
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if (!name) { \
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MOZ_CRASH("Symbol not found in shared library : " #name); \
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}
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#endif // NetUtils_h
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