gecko/tools/trace-malloc/lib/nsTraceMallocCallbacks.h

94 lines
3.3 KiB
C

/* -*- 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 ***** */
/* declarations needed by both nsTraceMalloc.c and nsWinTraceMalloc.cpp */
#ifndef NSTRACEMALLOCCALLBACKS_H
#define NSTRACEMALLOCCALLBACKS_H
#include <stdlib.h>
PR_BEGIN_EXTERN_C
/* Used by backtrace. */
typedef struct stack_buffer_info {
void **buffer;
size_t size;
size_t entries;
} stack_buffer_info;
typedef struct tm_thread tm_thread;
struct tm_thread {
/*
* This counter suppresses tracing, in case any tracing code needs
* to malloc.
*/
uint32 suppress_tracing;
/* buffer for backtrace, below */
stack_buffer_info backtrace_buf;
};
/* implemented in nsTraceMalloc.c */
tm_thread * tm_get_thread(void);
/* implemented in nsTraceMalloc.c */
PR_EXTERN(void) MallocCallback(void *aPtr, size_t aSize, PRUint32 start, PRUint32 end, tm_thread *t);
PR_EXTERN(void) CallocCallback(void *aPtr, size_t aCount, size_t aSize, PRUint32 start, PRUint32 end, tm_thread *t);
PR_EXTERN(void) ReallocCallback(void *aPin, void* aPout, size_t aSize, PRUint32 start, PRUint32 end, tm_thread *t);
PR_EXTERN(void) FreeCallback(void *aPtr, PRUint32 start, PRUint32 end, tm_thread *t);
#ifdef XP_WIN32
/* implemented in nsTraceMalloc.c */
PR_EXTERN(void) StartupHooker();
PR_EXTERN(void) ShutdownHooker();
/* implemented in nsWinTraceMalloc.cpp */
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*);
#endif /* defined(XP_WIN32) */
PR_END_EXTERN_C
#endif /* !defined(NSTRACEMALLOCCALLBACKS_H) */