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/*
* dbgmal.h
*
* $Id: dbgmal.h,v 1.4 2008/11/25 12:35:44 source Exp $
*
* Debugging malloc package
*
* This file is part of the OpenLink Software Virtuoso Open-Source (VOS)
* project.
*
* Copyright (C) 1998-2006 OpenLink Software
*
* This project is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; only version 2 of the License, dated June 1991.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*
*/
#ifndef _DBGMAL_H
#define _DBGMAL_H
#include <string.h>
/*
* Signal that causes memory trace to be written
* If not specified, then no handler will be installed
*/
#ifdef UNIX
# define DBGMAL_SIGNAL SIGUSR2
#endif
#ifndef MALLOC_DEBUG
#ifdef MALLOC_STRESS
!!! Using MALLOC_STRESS has no sence if MALLOC_DEBUG is not set
#endif
#endif
#define MALMAGIC_OK 0xA110CA99
#define MALMAGIC_FREED 0xA110CA98
#define MALPMAGIC_OK 0xA110CA97
#define MALPMAGIC_FREED 0xA110CA96
#ifdef MALLOC_DEBUG
# define malloc(X) dbg_malloc(__FILE__,__LINE__,X)
# define realloc(B,S) dbg_realloc(__FILE__,__LINE__,B,S)
# define calloc(X,Y) dbg_calloc(__FILE__,__LINE__,X,Y)
# define free(X) dbg_free(__FILE__,__LINE__,X)
# define mallocp(X,P) dbg_mallocp(__FILE__,__LINE__,X,P)
# define callocp(X,Y,P) dbg_callocp(__FILE__,__LINE__,X,Y,P)
# define freep(X,P) dbg_freep(__FILE__,__LINE__,X,P)
# ifndef __GNUC__
# undef strdup
# define strdup(s) dbg_strdup (__FILE__, __LINE__, s)
# else
# undef strdup
# define strdup(s) \
({ char *tmp = s; \
strcpy (malloc (strlen (tmp) + 1), tmp); \
})
extern int dbg_allows_free_nulls;
# endif
#else
#define mallocp(X,P) malloc (X)
#define callocp(X,P) calloc (X)
#define freep(X,P) free (X)
#endif
BEGIN_CPLUSPLUS
void dbg_malloc_enable(void);
void * dbg_malloc (const char *file, u_int line, size_t size);
void * dbg_realloc (const char *file, u_int line, void *old, size_t size);
void * dbg_calloc (const char *file, u_int line, size_t num, size_t size);
void dbg_free (const char *file, u_int line, void *data);
void dbg_free_sized (const char *file, u_int line, void *data, size_t sz);
void * dbg_mallocp (const char *file, u_int line, size_t size, void *pool);
void * dbg_callocp (const char *file, u_int line, size_t num, size_t size, void *pool);
void dbg_freep (const char *file, u_int line, void *data, void *pool);
char * dbg_strdup (const char *file, u_int line, const char *str);
#define DBG_MALSTATS_ALL 0
#define DBG_MALSTATS_NEW 1
#define DBG_MALSTATS_LEAKS 2
void dbg_malstats (FILE *, int mode);
int dbg_mark (char *name);
int dbg_unmark (char *name);
void dbg_dump_mem(void);
const char *dbg_find_allocation_error (void *data, void *expected_pool);
size_t dbg_malloc_get_current_total (void);
#ifdef MALLOC_STRESS
extern void dbg_malloc_set_hard_memlimit (size_t consumption);
#define dbg_malloc_hit(N) dbg_malloc_hit_impl(__FILE__, __LINE__, (N))
extern void dbg_malloc_hit_impl (const char *file, u_int line, const char *name);
extern void dbg_malloc_set_hit_memlimit (const char *name, size_t consumption);
#else
#define dbg_malloc_set_hard_memlimit(C) do { ; } while (0)
#define dbg_malloc_hit(N) do { ; } while (0)
#define dbg_malloc_set_hit_memlimit(N,C) do { ; } while (0)
#endif
END_CPLUSPLUS
#endif
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