gecko/tools/trace-malloc/lib/nsWinTraceMalloc.cpp

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