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82 lines
2.1 KiB
C
82 lines
2.1 KiB
C
// The contents of this file are subject to the Mozilla Public License
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// Version 1.0 (the "License"); you may not use this file except in
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// compliance with the License. You may obtain a copy of the License
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// at http://www.mozilla.org/MPL/
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//
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// Software distributed under the License is distributed on an "AS IS"
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// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
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// the License for the specific language governing rights and
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// limitations under the License.
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//
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// The Initial Developer of the Original Code is Kipp E.B. Hickman.
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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 whats 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 type;
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u_long address;
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u_long size;
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u_long oldaddress;
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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_malloc 0
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#define malloc_log_realloc 1
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#define malloc_log_free 2
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#define malloc_log_new 3
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#define malloc_log_delete 4
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#define malloc_log_addref 5
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#define malloc_log_release 6
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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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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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