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99 lines
3.1 KiB
C
99 lines
3.1 KiB
C
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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 mozilla.org code.
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*
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* The Initial Developer of the Original Code is Kipp E.B. Hickman.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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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 the GNU General Public License Version 2 or later (the "GPL"), or
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* 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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#ifndef libmalloc_h___
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#define libmalloc_h___
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#include <sys/types.h>
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#include <malloc.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "config.h"
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typedef unsigned long u_long;
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// Format of a malloc log entry. This is what's written out to the
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// "malloc-log" file.
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struct malloc_log_entry {
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u_long delTime;
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u_long numpcs;
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char* pcs[MAX_STACK_CRAWL];
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};
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// type's
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#define malloc_log_stack 7
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// Format of a malloc map entry; after this struct is nameLen+1 bytes of
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// name data.
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struct malloc_map_entry {
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u_long nameLen;
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u_long address; // base address
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};
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// A method that can be called if you want to programmatically control
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// the malloc logging. Note that you must link with the library to do
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// this (or use dlsym after dynamically loading the library...)
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extern u_long SetMallocFlags(u_long flags);
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// The environment variable LIBMALLOC_LOG should be set to an integer
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// value whose meaning is as follows:
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// Enable logging
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#define LIBMALLOC_LOG 0x1
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// Don't free memory when set
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#define LIBMALLOC_NOFREE 0x2
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// Check heap for corruption after every malloc/free/realloc
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#define LIBMALLOC_CHECK 0x4
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// Log reference count calls (addref/release)
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#define LIBMALLOC_LOG_RC 0x8
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// Log a stack trace
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#define LIBMALLOC_LOG_TRACE 0x10
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void __log_addref(void* p, int oldrc, int newrc);
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void __log_release(void* p, int oldrc, int newrc);
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#ifdef __cplusplus
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} /* end of extern "C" */
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#endif
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#endif /* libmalloc_h___ */
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