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/*
* memdebug - A simple malloc/free debugger
*
* This can essentially be useful on embedded systems platforms where tools such
* as valgrind are not available.
*
* Copyright (c) 2010 Zurich University of Applied Sciences
* Copyright (c) 2010 Tobias Klauser <tklauser@distanz.ch>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef _MEMDEBUG_H_
#define _MEMDEBUG_H_
#include <stdlib.h>
#ifdef MEMDEBUG_TRACE
# define memdebug_trace(fmt, args...) \
({ \
fprintf(stderr, "*** " fmt " ***\n", ##args); \
fflush(stderr); \
})
#else
# define memdebug_trace(fmt, args...)
#endif
struct memdebug_heap_item {
struct memdebug_heap_item *next;
void *addr;
size_t size;
const char *func;
const char *file;
unsigned int line;
const char *freed_func;
const char *freed_file;
unsigned int freed_line;
};
#define memdebug_malloc(size) \
__memdebug_malloc(size, __func__, __FILE__, __LINE__)
#define memdebug_free(ptr) \
__memdebug_free(ptr, __func__, __FILE__, __LINE__)
void *__memdebug_malloc(size_t size, const char *func,
const char *file, const unsigned int line);
void __memdebug_free(void *ptr, const char *func,
const char *file, const unsigned int line);
void memdebug_report(int report_all);
#endif /* _MEMDEBUG_H_ */
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