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/*
+----------------------------------------------------------------------+
| Zend Engine |
+----------------------------------------------------------------------+
| Copyright (c) 1998, 1999 Andi Gutmans, Zeev Suraski |
+----------------------------------------------------------------------+
| This source file is subject to the Zend license, that is bundled |
| with this package in the file LICENSE. If you did not receive a |
| copy of the Zend license, please mail us at zend@zend.com so we can |
| send you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: Andi Gutmans <andi@zend.com> |
| Zeev Suraski <zeev@zend.com> |
+----------------------------------------------------------------------+
*/
#ifndef _ALLOC_H
#define _ALLOC_H
#include <stdio.h>
#define MEM_BLOCK_START_MAGIC 0x7312F8DCL
#define MEM_BLOCK_END_MAGIC 0x2A8FCC84L
#define MEM_BLOCK_FREED_MAGIC 0x99954317L
#define MEM_BLOCK_CACHED_MAGIC 0xFB8277DCL
typedef struct _mem_header {
#if ZEND_DEBUG
long magic;
char *filename;
uint lineno;
#endif
struct _mem_header *pNext;
struct _mem_header *pLast;
unsigned int size:30;
unsigned int persistent:1;
unsigned int cached:1;
} mem_header;
typedef union {
void *ptr;
double dbl;
long lng;
} align_test;
#define MAX_CACHED_MEMORY 64
#define MAX_CACHED_ENTRIES 16
#define PLATFORM_ALIGNMENT (sizeof(align_test))
#define PLATFORM_PADDING (((PLATFORM_ALIGNMENT-sizeof(mem_header))%PLATFORM_ALIGNMENT+PLATFORM_ALIGNMENT)%PLATFORM_ALIGNMENT)
ZEND_API char *zend_strndup(const char *s, unsigned int length);
#if ZEND_DEBUG
ZEND_API void *_emalloc(size_t size,char *filename,uint lineno);
ZEND_API void _efree(void *ptr,char *filename,uint lineno);
ZEND_API void *_ecalloc(size_t nmemb, size_t size,char *filename,uint lineno);
ZEND_API void *_erealloc(void *ptr, size_t size,char *filename,uint lineno);
ZEND_API char *_estrdup(const char *s,char *filename,uint lineno);
ZEND_API char *_estrndup(const char *s, unsigned int length,char *filename,uint lineno);
ZEND_API void _persist_alloc(void *ptr, char *filename, uint lineno);
#define emalloc(size) _emalloc((size),__FILE__,__LINE__)
#define efree(ptr) _efree((ptr),__FILE__,__LINE__)
#define ecalloc(nmemb,size) _ecalloc((nmemb),(size),__FILE__,__LINE__)
#define erealloc(ptr,size) _erealloc((ptr),(size),__FILE__,__LINE__)
#define estrdup(s) _estrdup((s),__FILE__,__LINE__)
#define estrndup(s,length) _estrndup((s),(length),__FILE__,__LINE__)
#define persist_alloc(p) _persist_alloc((p),__FILE__,__LINE__)
#else
ZEND_API void *_emalloc(size_t size);
ZEND_API void _efree(void *ptr);
ZEND_API void *_ecalloc(size_t nmemb, size_t size);
ZEND_API void *_erealloc(void *ptr, size_t size);
ZEND_API char *_estrdup(const char *s);
ZEND_API char *_estrndup(const char *s, unsigned int length);
ZEND_API void _persist_alloc(void *ptr);
#define emalloc(size) _emalloc((size))
#define efree(ptr) _efree((ptr))
#define ecalloc(nmemb,size) _ecalloc((nmemb),(size))
#define erealloc(ptr,size) _erealloc((ptr),(size))
#define estrdup(s) _estrdup((s))
#define estrndup(s,length) _estrndup((s),(length))
#define persist_alloc(p) _persist_alloc((p))
#endif
#define pemalloc(size,persistent) ((persistent)?malloc(size):emalloc(size))
#define pefree(ptr,persistent) ((persistent)?free(ptr):efree(ptr))
#define pecalloc(nmemb,size,persistent) ((persistent)?calloc((nmemb),(size)):ecalloc((nmemb),(size)))
#define perealloc(ptr,size,persistent) ((persistent)?realloc((ptr),(size)):erealloc((ptr),(size)))
#define pestrdup(s,persistent) ((persistent)?strdup(s):estrdup(s))
#define safe_estrdup(ptr) ((ptr)?(estrdup(ptr)):(empty_string))
#define safe_estrndup(ptr,len) ((ptr)?(estrndup((ptr),(len))):(empty_string))
ZEND_API void start_memory_manager(void);
ZEND_API void shutdown_memory_manager(int silent, int clean_cache);
#if ZEND_DEBUG
ZEND_API int _mem_block_check(void *ptr, int silent, char *filename, int lineno);
ZEND_API void _full_mem_check(int silent, char *filename, uint lineno);
#define mem_block_check(ptr, silent) _mem_block_check(ptr, silent, __FILE__, __LINE__)
#define mem_block_check(ptr, silent) _mem_block_check(ptr, silent, __FILE__, __LINE__)
#define full_mem_check(silent) _full_mem_check(silent, __FILE__, __LINE__)
#else
#define mem_block_check(type, ptr, silent)
#define full_mem_check(silent)
#endif
#endif
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
*/
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