xmlmemory.h.svn-base
资源名称:Client.rar [点击查看]
上传用户:szjkjd
上传日期:2022-06-27
资源大小:8968k
文件大小:6k
源码类别:
浏览器
开发平台:
Visual C++
- /*
- * Summary: interface for the memory allocator
- * Description: provides interfaces for the memory allocator,
- * including debugging capabilities.
- *
- * Copy: See Copyright for the status of this software.
- *
- * Author: Daniel Veillard
- */
- #ifndef __DEBUG_MEMORY_ALLOC__
- #define __DEBUG_MEMORY_ALLOC__
- #include <stdio.h>
- #include <libxml/xmlversion.h>
- /**
- * DEBUG_MEMORY:
- *
- * DEBUG_MEMORY replaces the allocator with a collect and debug
- * shell to the libc allocator.
- * DEBUG_MEMORY should only be activated when debugging
- * libxml i.e. if libxml has been configured with --with-debug-mem too.
- */
- /* #define DEBUG_MEMORY_FREED */
- /* #define DEBUG_MEMORY_LOCATION */
- #ifdef DEBUG
- #ifndef DEBUG_MEMORY
- #define DEBUG_MEMORY
- #endif
- #endif
- /**
- * DEBUG_MEMORY_LOCATION:
- *
- * DEBUG_MEMORY_LOCATION should be activated only when debugging
- * libxml i.e. if libxml has been configured with --with-debug-mem too.
- */
- #ifdef DEBUG_MEMORY_LOCATION
- #endif
- #ifdef __cplusplus
- extern "C" {
- #endif
- /*
- * The XML memory wrapper support 4 basic overloadable functions.
- */
- /**
- * xmlFreeFunc:
- * @mem: an already allocated block of memory
- *
- * Signature for a free() implementation.
- */
- typedef void (XMLCALL *xmlFreeFunc)(void *mem);
- /**
- * xmlMallocFunc:
- * @size: the size requested in bytes
- *
- * Signature for a malloc() implementation.
- *
- * Returns a pointer to the newly allocated block or NULL in case of error.
- */
- typedef void *(LIBXML_ATTR_ALLOC_SIZE(1) XMLCALL *xmlMallocFunc)(size_t size);
- /**
- * xmlReallocFunc:
- * @mem: an already allocated block of memory
- * @size: the new size requested in bytes
- *
- * Signature for a realloc() implementation.
- *
- * Returns a pointer to the newly reallocated block or NULL in case of error.
- */
- typedef void *(XMLCALL *xmlReallocFunc)(void *mem, size_t size);
- /**
- * xmlStrdupFunc:
- * @str: a zero terminated string
- *
- * Signature for an strdup() implementation.
- *
- * Returns the copy of the string or NULL in case of error.
- */
- typedef char *(XMLCALL *xmlStrdupFunc)(const char *str);
- /*
- * The 4 interfaces used for all memory handling within libxml.
- LIBXML_DLL_IMPORT xmlFreeFunc xmlFree;
- LIBXML_DLL_IMPORT xmlMallocFunc xmlMalloc;
- LIBXML_DLL_IMPORT xmlMallocFunc xmlMallocAtomic;
- LIBXML_DLL_IMPORT xmlReallocFunc xmlRealloc;
- LIBXML_DLL_IMPORT xmlStrdupFunc xmlMemStrdup;
- */
- /*
- * The way to overload the existing functions.
- * The xmlGc function have an extra entry for atomic block
- * allocations useful for garbage collected memory allocators
- */
- XMLPUBFUN int XMLCALL
- xmlMemSetup (xmlFreeFunc freeFunc,
- xmlMallocFunc mallocFunc,
- xmlReallocFunc reallocFunc,
- xmlStrdupFunc strdupFunc);
- XMLPUBFUN int XMLCALL
- xmlMemGet (xmlFreeFunc *freeFunc,
- xmlMallocFunc *mallocFunc,
- xmlReallocFunc *reallocFunc,
- xmlStrdupFunc *strdupFunc);
- XMLPUBFUN int XMLCALL
- xmlGcMemSetup (xmlFreeFunc freeFunc,
- xmlMallocFunc mallocFunc,
- xmlMallocFunc mallocAtomicFunc,
- xmlReallocFunc reallocFunc,
- xmlStrdupFunc strdupFunc);
- XMLPUBFUN int XMLCALL
- xmlGcMemGet (xmlFreeFunc *freeFunc,
- xmlMallocFunc *mallocFunc,
- xmlMallocFunc *mallocAtomicFunc,
- xmlReallocFunc *reallocFunc,
- xmlStrdupFunc *strdupFunc);
- /*
- * Initialization of the memory layer.
- */
- XMLPUBFUN int XMLCALL
- xmlInitMemory (void);
- /*
- * Cleanup of the memory layer.
- */
- XMLPUBFUN void XMLCALL
- xmlCleanupMemory (void);
- /*
- * These are specific to the XML debug memory wrapper.
- */
- XMLPUBFUN int XMLCALL
- xmlMemUsed (void);
- XMLPUBFUN int XMLCALL
- xmlMemBlocks (void);
- XMLPUBFUN void XMLCALL
- xmlMemDisplay (FILE *fp);
- XMLPUBFUN void XMLCALL
- xmlMemDisplayLast(FILE *fp, long nbBytes);
- XMLPUBFUN void XMLCALL
- xmlMemShow (FILE *fp, int nr);
- XMLPUBFUN void XMLCALL
- xmlMemoryDump (void);
- XMLPUBFUN void * XMLCALL
- xmlMemMalloc (size_t size) LIBXML_ATTR_ALLOC_SIZE(1);
- XMLPUBFUN void * XMLCALL
- xmlMemRealloc (void *ptr,size_t size);
- XMLPUBFUN void XMLCALL
- xmlMemFree (void *ptr);
- XMLPUBFUN char * XMLCALL
- xmlMemoryStrdup (const char *str);
- XMLPUBFUN void * XMLCALL
- xmlMallocLoc (size_t size, const char *file, int line) LIBXML_ATTR_ALLOC_SIZE(1);
- XMLPUBFUN void * XMLCALL
- xmlReallocLoc (void *ptr, size_t size, const char *file, int line);
- XMLPUBFUN void * XMLCALL
- xmlMallocAtomicLoc (size_t size, const char *file, int line) LIBXML_ATTR_ALLOC_SIZE(1);
- XMLPUBFUN char * XMLCALL
- xmlMemStrdupLoc (const char *str, const char *file, int line);
- #ifdef DEBUG_MEMORY_LOCATION
- /**
- * xmlMalloc:
- * @size: number of bytes to allocate
- *
- * Wrapper for the malloc() function used in the XML library.
- *
- * Returns the pointer to the allocated area or NULL in case of error.
- */
- #define xmlMalloc(size) xmlMallocLoc((size), __FILE__, __LINE__)
- /**
- * xmlMallocAtomic:
- * @size: number of bytes to allocate
- *
- * Wrapper for the malloc() function used in the XML library for allocation
- * of block not containing pointers to other areas.
- *
- * Returns the pointer to the allocated area or NULL in case of error.
- */
- #define xmlMallocAtomic(size) xmlMallocAtomicLoc((size), __FILE__, __LINE__)
- /**
- * xmlRealloc:
- * @ptr: pointer to the existing allocated area
- * @size: number of bytes to allocate
- *
- * Wrapper for the realloc() function used in the XML library.
- *
- * Returns the pointer to the allocated area or NULL in case of error.
- */
- #define xmlRealloc(ptr, size) xmlReallocLoc((ptr), (size), __FILE__, __LINE__)
- /**
- * xmlMemStrdup:
- * @str: pointer to the existing string
- *
- * Wrapper for the strdup() function, xmlStrdup() is usually preferred.
- *
- * Returns the pointer to the allocated area or NULL in case of error.
- */
- #define xmlMemStrdup(str) xmlMemStrdupLoc((str), __FILE__, __LINE__)
- #endif /* DEBUG_MEMORY_LOCATION */
- #ifdef __cplusplus
- }
- #endif /* __cplusplus */
- #ifndef __XML_GLOBALS_H
- #ifndef __XML_THREADS_H__
- #include <libxml/threads.h>
- #include <libxml/globals.h>
- #endif
- #endif
- #endif /* __DEBUG_MEMORY_ALLOC__ */