117 lines
3.9 KiB
C
117 lines
3.9 KiB
C
/***************************************************************************
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gb_alloc.h
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(c) 2000-2017 Benoît Minisini <g4mba5@gmail.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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MA 02110-1301, USA.
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***************************************************************************/
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#ifndef __GB_ALLOC_H
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#define __GB_ALLOC_H
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#include "gb_common.h"
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#define DEBUG_MEMORY 0
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#define OPTIMIZE_MEMORY 1
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//#define DO_NOT_PRINT_MEMORY
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#ifndef __GB_ALLOC_C
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EXTERN int MEMORY_count;
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#endif
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#define WHERE_AM_I MEMORY_where_am_i(__FILE__, __LINE__, __func__)
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#if DEBUG_MEMORY
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#undef OPTIMIZE_MEMORY
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#define OPTIMIZE_MEMORY 0
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typedef
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struct ALLOC {
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int _void;
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struct ALLOC *next;
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struct ALLOC *prev;
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int id;
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size_t size;
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}
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PACKED
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ALLOC;
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EXTERN size_t MEMORY_size;
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EXTERN FILE *MEMORY_log;
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#define ALLOC(_ptr, _size) MEMORY_alloc((void *)_ptr, _size, WHERE_AM_I)
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#define ALLOC_ZERO(_ptr, _size) MEMORY_alloc_zero((void *)_ptr, _size, WHERE_AM_I)
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#define REALLOC(_ptr, _size) MEMORY_realloc((void *)_ptr, _size, WHERE_AM_I)
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#define FREE(_ptr) MEMORY_free((void *)_ptr, WHERE_AM_I)
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#define IFREE(_ptr) FREE(&(_ptr))
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#define GET_ALLOC_ID(_ptr) (((ALLOC *)((char *)(_ptr) - sizeof(ALLOC)))->id)
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char *MEMORY_where_am_i(const char *file, int line, const char *func);
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void MEMORY_alloc(void *p_ptr, size_t size, const char *src);
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void MEMORY_alloc_zero(void *p_ptr, size_t size, const char *src);
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void MEMORY_realloc(void *p_ptr, size_t size, const char *src);
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void MEMORY_free(void *p_ptr, const char *src);
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void MEMORY_check(void);
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void MEMORY_verify(void);
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void MEMORY_check_ptr(void *ptr);
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#elif OPTIMIZE_MEMORY
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/*#define ALLOC(_ptr, _size, _src) (LIKELY((*(_ptr) = malloc(_size)) != 0) ? MEMORY_count++ : THROW_MEMORY())
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#define ALLOC_ZERO(_ptr, _size, _src) (LIKELY((*(_ptr) = calloc(_size, 1)) != 0) ? MEMORY_count++ : THROW_MEMORY())
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#define REALLOC(_ptr, _size, _src) (LIKELY((*(_ptr) = realloc(*(_ptr), _size)) != 0) ? 0 : THROW_MEMORY())
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#define FREE(_ptr, _src) (LIKELY(*(_ptr) != 0) ? free(*(_ptr)), *(_ptr) = NULL, MEMORY_count-- : 0)
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#define IFREE(_ptr, _src) (LIKELY(_ptr != 0) ? free(_ptr), MEMORY_count-- : 0)*/
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#define ALLOC(_ptr, _size) (*(_ptr) = my_malloc(_size))
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#define ALLOC_ZERO(_ptr, _size) (*(_ptr) = my_malloc(_size), memset(*(_ptr), 0, (_size)))
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#define REALLOC(_ptr, _size) (*(_ptr) = my_realloc(*(_ptr), (_size)))
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#define FREE(_ptr) (my_free(*(_ptr)), *(_ptr) = NULL)
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#define IFREE(_ptr) (my_free(_ptr))
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void *my_malloc(size_t len);
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void my_free(void *alloc);
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void *my_realloc(void *alloc, size_t len);
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#else
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#define ALLOC(_ptr, _size) MEMORY_alloc((void *)_ptr, _size)
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#define ALLOC_ZERO(_ptr, _size) MEMORY_alloc_zero((void *)_ptr, _size)
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#define REALLOC(_ptr, _size) MEMORY_realloc((void *)_ptr, _size)
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#define FREE(_ptr) MEMORY_free((void *)_ptr)
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#define IFREE(_ptr) FREE(&(_ptr))
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void MEMORY_alloc(void *p_ptr, size_t size);
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void MEMORY_alloc_zero(void *p_ptr, size_t size);
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void MEMORY_realloc(void *p_ptr, size_t size);
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void MEMORY_free(void *p_ptr);
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void MEMORY_check(void);
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#endif
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void MEMORY_init(void);
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void MEMORY_exit(void);
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void MEMORY_clear_cache(void);
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int THROW_MEMORY() NORETURN;
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#endif
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