зеркало из https://github.com/mozilla/gecko-dev.git
132 строки
3.3 KiB
C++
132 строки
3.3 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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#include "nsXPCOM.h"
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#include "nsXPCOMPrivate.h"
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#include "nsXPCOMStrings.h"
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#include "xptcall.h"
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#include <string.h>
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/**
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* Private Method to register an exit routine. This method
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* used to allow you to setup a callback that will be called from
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* the NS_ShutdownXPCOM function after all services and
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* components have gone away. It was fatally flawed in that the component
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* DLL could be released before the exit function was called; it is now a
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* stub implementation that does nothing.
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*/
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XPCOM_API(nsresult)
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NS_RegisterXPCOMExitRoutine(XPCOMExitRoutine exitRoutine, uint32_t priority);
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XPCOM_API(nsresult)
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NS_UnregisterXPCOMExitRoutine(XPCOMExitRoutine exitRoutine);
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static const XPCOMFunctions kFrozenFunctions = {
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XPCOM_GLUE_VERSION,
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sizeof(XPCOMFunctions),
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&NS_InitXPCOM2,
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&NS_ShutdownXPCOM,
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&NS_GetServiceManager,
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&NS_GetComponentManager,
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&NS_GetComponentRegistrar,
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&NS_GetMemoryManager,
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&NS_NewLocalFile,
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&NS_NewNativeLocalFile,
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&NS_RegisterXPCOMExitRoutine,
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&NS_UnregisterXPCOMExitRoutine,
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// these functions were added post 1.4
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&NS_GetDebug,
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&NS_GetTraceRefcnt,
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// these functions were added post 1.6
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&NS_StringContainerInit,
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&NS_StringContainerFinish,
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&NS_StringGetData,
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&NS_StringSetData,
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&NS_StringSetDataRange,
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&NS_StringCopy,
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&NS_CStringContainerInit,
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&NS_CStringContainerFinish,
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&NS_CStringGetData,
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&NS_CStringSetData,
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&NS_CStringSetDataRange,
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&NS_CStringCopy,
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&NS_CStringToUTF16,
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&NS_UTF16ToCString,
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&NS_StringCloneData,
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&NS_CStringCloneData,
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// these functions were added post 1.7 (post Firefox 1.0)
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&NS_Alloc,
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&NS_Realloc,
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&NS_Free,
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&NS_StringContainerInit2,
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&NS_CStringContainerInit2,
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&NS_StringGetMutableData,
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&NS_CStringGetMutableData,
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NULL,
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// these functions were added post 1.8
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&NS_DebugBreak,
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&NS_LogInit,
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&NS_LogTerm,
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&NS_LogAddRef,
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&NS_LogRelease,
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&NS_LogCtor,
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&NS_LogDtor,
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&NS_LogCOMPtrAddRef,
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&NS_LogCOMPtrRelease,
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&NS_GetXPTCallStub,
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&NS_DestroyXPTCallStub,
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&NS_InvokeByIndex,
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nullptr,
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nullptr,
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&NS_StringSetIsVoid,
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&NS_StringGetIsVoid,
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&NS_CStringSetIsVoid,
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&NS_CStringGetIsVoid,
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// these functions were added post 1.9
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&NS_CycleCollectorSuspect2,
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&NS_CycleCollectorForget2
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};
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EXPORT_XPCOM_API(nsresult)
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NS_GetFrozenFunctions(XPCOMFunctions *functions, const char* /* libraryPath */)
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{
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if (!functions)
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return NS_ERROR_OUT_OF_MEMORY;
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if (functions->version != XPCOM_GLUE_VERSION)
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return NS_ERROR_FAILURE;
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uint32_t size = functions->size;
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if (size > sizeof(XPCOMFunctions))
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size = sizeof(XPCOMFunctions);
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size -= offsetof(XPCOMFunctions, init);
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memcpy(&functions->init, &kFrozenFunctions.init, size);
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return NS_OK;
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}
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/*
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* Stubs for nsXPCOMPrivate.h
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*/
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EXPORT_XPCOM_API(nsresult)
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NS_RegisterXPCOMExitRoutine(XPCOMExitRoutine exitRoutine, uint32_t priority)
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{
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return NS_OK;
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}
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EXPORT_XPCOM_API(nsresult)
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NS_UnregisterXPCOMExitRoutine(XPCOMExitRoutine exitRoutine)
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{
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return NS_OK;
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}
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