зеркало из https://github.com/mozilla/gecko-dev.git
282 строки
8.7 KiB
C++
282 строки
8.7 KiB
C++
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is the Windows port of trace-malloc.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 2001
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Michael Judge (original author)
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* L. David Baron <dbaron@dbaron.org>, Mozilla Corporation
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include <stdio.h>
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#include <stdlib.h>
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#include "prtypes.h"
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#include "prlock.h"
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#include "nscore.h"
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#include "nsAutoLock.h"
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#include "nsDebugHelpWin32.h"
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#include "nsTraceMallocCallbacks.h"
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/***************************************************************************/
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// shows how to use the dhw stuff to hook imported functions
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#if _MSC_VER < 1300
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#define NS_DEBUG_CRT "MSVCRTD.dll"
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#elif _MSC_VER == 1300
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#define NS_DEBUG_CRT "msvcr70d.dll"
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#elif _MSC_VER == 1310
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#define NS_DEBUG_CRT "msvcr71d.dll"
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#elif _MSC_VER == 1400
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#define NS_DEBUG_CRT "msvcr80d.dll"
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#elif _MSC_VER == 1500
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#define NS_DEBUG_CRT "msvcr90d.dll"
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#else
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#error "Don't know filename of MSVC debug library."
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#endif
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DHW_DECLARE_FUN_TYPE_AND_PROTO(dhw_malloc, void*, __cdecl, MALLOC_, (size_t));
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DHWImportHooker &getMallocHooker()
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{
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static DHWImportHooker gMallocHooker(NS_DEBUG_CRT, "malloc", (PROC) dhw_malloc);
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return gMallocHooker;
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}
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void * __cdecl dhw_malloc( size_t size )
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{
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tm_thread *t = tm_get_thread();
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++t->suppress_tracing;
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PRUint32 start = PR_IntervalNow();
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void* result = DHW_ORIGINAL(MALLOC_, getMallocHooker())(size);
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PRUint32 end = PR_IntervalNow();
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--t->suppress_tracing;
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MallocCallback(result, size, start, end, t);
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return result;
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}
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DHW_DECLARE_FUN_TYPE_AND_PROTO(dhw_calloc, void*, __cdecl, CALLOC_, (size_t,size_t));
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DHWImportHooker &getCallocHooker()
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{
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static DHWImportHooker gCallocHooker(NS_DEBUG_CRT, "calloc", (PROC) dhw_calloc);
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return gCallocHooker;
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}
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void * __cdecl dhw_calloc( size_t count, size_t size )
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{
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tm_thread *t = tm_get_thread();
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++t->suppress_tracing;
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PRUint32 start = PR_IntervalNow();
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void* result = DHW_ORIGINAL(CALLOC_, getCallocHooker())(count,size);
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PRUint32 end = PR_IntervalNow();
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--t->suppress_tracing;
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CallocCallback(result, count, size, start, end, t);
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return result;
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}
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DHW_DECLARE_FUN_TYPE_AND_PROTO(dhw_free, void, __cdecl, FREE_, (void*));
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DHWImportHooker &getFreeHooker()
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{
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static DHWImportHooker gFreeHooker(NS_DEBUG_CRT, "free", (PROC) dhw_free);
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return gFreeHooker;
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}
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void __cdecl dhw_free( void* p )
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{
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tm_thread *t = tm_get_thread();
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++t->suppress_tracing;
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PRUint32 start = PR_IntervalNow();
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DHW_ORIGINAL(FREE_, getFreeHooker())(p);
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PRUint32 end = PR_IntervalNow();
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--t->suppress_tracing;
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/* FIXME bug 392008: We could race with reallocation of p. */
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FreeCallback(p, start, end, t);
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}
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DHW_DECLARE_FUN_TYPE_AND_PROTO(dhw_realloc, void*, __cdecl, REALLOC_, (void*, size_t));
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DHWImportHooker &getReallocHooker()
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{
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static DHWImportHooker gReallocHooker(NS_DEBUG_CRT, "realloc", (PROC) dhw_realloc);
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return gReallocHooker;
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}
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void * __cdecl dhw_realloc(void * pin, size_t size)
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{
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tm_thread *t = tm_get_thread();
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++t->suppress_tracing;
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PRUint32 start = PR_IntervalNow();
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void* pout = DHW_ORIGINAL(REALLOC_, getReallocHooker())(pin, size);
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PRUint32 end = PR_IntervalNow();
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--t->suppress_tracing;
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/* FIXME bug 392008: We could race with reallocation of pin. */
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ReallocCallback(pin, pout, size, start, end, t);
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return pout;
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}
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// Note the mangled name!
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DHW_DECLARE_FUN_TYPE_AND_PROTO(dhw_new, void*, __cdecl, NEW_, (size_t));
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DHWImportHooker &getNewHooker()
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{
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static DHWImportHooker gNewHooker(NS_DEBUG_CRT, "??2@YAPAXI@Z", (PROC) dhw_new);
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return gNewHooker;
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}
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void * __cdecl dhw_new(size_t size)
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{
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tm_thread *t = tm_get_thread();
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++t->suppress_tracing;
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PRUint32 start = PR_IntervalNow();
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void* result = DHW_ORIGINAL(NEW_, getNewHooker())(size);
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PRUint32 end = PR_IntervalNow();
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--t->suppress_tracing;
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MallocCallback(result, size, start, end, t);//do we need a different one for new?
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return result;
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}
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// Note the mangled name!
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DHW_DECLARE_FUN_TYPE_AND_PROTO(dhw_delete, void, __cdecl, DELETE_, (void*));
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DHWImportHooker &getDeleteHooker()
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{
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static DHWImportHooker gDeleteHooker(NS_DEBUG_CRT, "??3@YAXPAX@Z", (PROC) dhw_delete);
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return gDeleteHooker;
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}
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void __cdecl dhw_delete(void* p)
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{
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tm_thread *t = tm_get_thread();
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++t->suppress_tracing;
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PRUint32 start = PR_IntervalNow();
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DHW_ORIGINAL(DELETE_, getDeleteHooker())(p);
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PRUint32 end = PR_IntervalNow();
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--t->suppress_tracing;
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FreeCallback(p, start, end, t);
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}
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// Note the mangled name!
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DHW_DECLARE_FUN_TYPE_AND_PROTO(dhw_vec_new, void*, __cdecl, VEC_NEW_, (size_t));
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DHWImportHooker &getVecNewHooker()
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{
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static DHWImportHooker gVecNewHooker(NS_DEBUG_CRT, "??_U@YAPAXI@Z", (PROC) dhw_vec_new);
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return gVecNewHooker;
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}
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void * __cdecl dhw_vec_new(size_t size)
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{
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tm_thread *t = tm_get_thread();
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++t->suppress_tracing; // need to suppress since new[] calls new
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PRUint32 start = PR_IntervalNow();
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void* result = DHW_ORIGINAL(VEC_NEW_, getVecNewHooker())(size);
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PRUint32 end = PR_IntervalNow();
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--t->suppress_tracing;
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MallocCallback(result, size, start, end, t);//do we need a different one for new[]?
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return result;
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}
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// Note the mangled name!
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DHW_DECLARE_FUN_TYPE_AND_PROTO(dhw_vec_delete, void, __cdecl, VEC_DELETE_, (void*));
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DHWImportHooker &getVecDeleteHooker()
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{
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static DHWImportHooker gVecDeleteHooker(NS_DEBUG_CRT, "??_V@YAXPAX@Z", (PROC) dhw_vec_delete);
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return gVecDeleteHooker;
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}
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void __cdecl dhw_vec_delete(void* p)
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{
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tm_thread *t = tm_get_thread();
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++t->suppress_tracing;
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PRUint32 start = PR_IntervalNow();
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DHW_ORIGINAL(VEC_DELETE_, getVecDeleteHooker())(p);
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PRUint32 end = PR_IntervalNow();
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--t->suppress_tracing;
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FreeCallback(p, start, end, t);
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}
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/*C Callbacks*/
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PR_IMPLEMENT(void)
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StartupHooker()
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{
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//run through get all hookers
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DHWImportHooker &loadlibraryW = DHWImportHooker::getLoadLibraryWHooker();
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DHWImportHooker &loadlibraryExW = DHWImportHooker::getLoadLibraryExWHooker();
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DHWImportHooker &loadlibraryA = DHWImportHooker::getLoadLibraryAHooker();
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DHWImportHooker &loadlibraryExA = DHWImportHooker::getLoadLibraryExAHooker();
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DHWImportHooker &mallochooker = getMallocHooker();
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DHWImportHooker &reallochooker = getReallocHooker();
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DHWImportHooker &callochooker = getCallocHooker();
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DHWImportHooker &freehooker = getFreeHooker();
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DHWImportHooker &newhooker = getNewHooker();
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DHWImportHooker &deletehooker = getDeleteHooker();
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DHWImportHooker &vecnewhooker = getVecNewHooker();
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DHWImportHooker &vecdeletehooker = getVecDeleteHooker();
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printf("Startup Hooker\n");
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}
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PR_IMPLEMENT(void)
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ShutdownHooker()
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{
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}
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extern "C" {
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void* dhw_orig_malloc(size_t);
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void* dhw_orig_calloc(size_t, size_t);
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void* dhw_orig_realloc(void*, size_t);
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void dhw_orig_free(void*);
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}
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void*
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dhw_orig_malloc(size_t size)
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{
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return DHW_ORIGINAL(MALLOC_, getMallocHooker())(size);
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}
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void*
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dhw_orig_calloc(size_t count, size_t size)
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{
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return DHW_ORIGINAL(CALLOC_, getCallocHooker())(count,size);
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}
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void*
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dhw_orig_realloc(void* pin, size_t size)
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{
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return DHW_ORIGINAL(REALLOC_, getReallocHooker())(pin, size);
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}
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void
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dhw_orig_free(void* p)
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{
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DHW_ORIGINAL(FREE_, getFreeHooker())(p);
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}
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