76 lines
1.7 KiB
C
76 lines
1.7 KiB
C
|
// Copyright 2023 Dexter.Wan. All Rights Reserved.
|
||
|
|
// EMail: 45141961@qq.com
|
||
|
|
|
||
|
|
#if !defined(HEAP_H)
|
||
|
|
#define HEAP_H
|
||
|
|
|
||
|
|
#if defined(HIGH_PERFORMANCE)
|
||
|
|
#define NO_HEAP_TRACKING 1
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#define PAHO_MEMORY_ERROR -99
|
||
|
|
|
||
|
|
#include "MQTTExportDeclarations.h"
|
||
|
|
|
||
|
|
#include <stdio.h>
|
||
|
|
#include <stdlib.h>
|
||
|
|
|
||
|
|
#if !defined(NO_HEAP_TRACKING)
|
||
|
|
|
||
|
|
#if !defined(TREE_C)
|
||
|
|
/**
|
||
|
|
* redefines malloc to use "mymalloc" so that heap allocation can be tracked
|
||
|
|
* @param x the size of the item to be allocated
|
||
|
|
* @return the pointer to the item allocated, or NULL
|
||
|
|
*/
|
||
|
|
#define malloc(x) mymalloc(__FILE__, __LINE__, x)
|
||
|
|
|
||
|
|
/**
|
||
|
|
* redefines realloc to use "myrealloc" so that heap allocation can be tracked
|
||
|
|
* @param a the heap item to be reallocated
|
||
|
|
* @param b the new size of the item
|
||
|
|
* @return the new pointer to the heap item
|
||
|
|
*/
|
||
|
|
#define realloc(a, b) myrealloc(__FILE__, __LINE__, a, b)
|
||
|
|
|
||
|
|
/**
|
||
|
|
* redefines free to use "myfree" so that heap allocation can be tracked
|
||
|
|
* @param x the pointer to the item to be freed
|
||
|
|
*/
|
||
|
|
#define free(x) myfree(__FILE__, __LINE__, x)
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Information about the state of the heap.
|
||
|
|
*/
|
||
|
|
typedef struct
|
||
|
|
{
|
||
|
|
size_t current_size; /**< current size of the heap in bytes */
|
||
|
|
size_t max_size; /**< max size the heap has reached in bytes */
|
||
|
|
} heap_info;
|
||
|
|
|
||
|
|
#if defined(__cplusplus)
|
||
|
|
extern "C" {
|
||
|
|
#endif
|
||
|
|
|
||
|
|
void* mymalloc(char*, int, size_t size);
|
||
|
|
void* myrealloc(char*, int, void* p, size_t size);
|
||
|
|
void myfree(char*, int, void* p);
|
||
|
|
|
||
|
|
void Heap_scan(FILE* file);
|
||
|
|
int Heap_initialize(void);
|
||
|
|
void Heap_terminate(void);
|
||
|
|
LIBMQTT_API heap_info* Heap_get_info(void);
|
||
|
|
int HeapDump(FILE* file);
|
||
|
|
int HeapDumpString(FILE* file, char* str);
|
||
|
|
void* Heap_findItem(void* p);
|
||
|
|
void Heap_unlink(char* file, int line, void* p);
|
||
|
|
#ifdef __cplusplus
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif
|