mirror of
https://github.com/s1204IT/Lockpick_RCM.git
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127 lines
2.4 KiB
C
127 lines
2.4 KiB
C
/**
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* @file lv_mem.h
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*
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*/
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#ifndef LV_MEM_H
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#define LV_MEM_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*********************
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* INCLUDES
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*********************/
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#ifdef LV_CONF_INCLUDE_SIMPLE
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#include "lv_conf.h"
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#else
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#include "../../lv_conf.h"
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#endif
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#include <stdint.h>
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#include <stddef.h>
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#include "lv_log.h"
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/*********************
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* DEFINES
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*********************/
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// Check windows
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#ifdef __WIN64
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//# define LV_MEM_ENV64
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#endif
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// Check GCC
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#ifdef __GNUC__
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# if defined(__x86_64__) || defined(__ppc64__)
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//# define LV_MEM_ENV64
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# endif
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#endif
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/**********************
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* TYPEDEFS
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**********************/
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typedef struct
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{
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uint32_t total_size;
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uint32_t free_cnt;
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uint32_t free_size;
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uint32_t free_biggest_size;
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uint32_t used_cnt;
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uint8_t used_pct;
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uint8_t frag_pct;
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} lv_mem_monitor_t;
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/**********************
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* GLOBAL PROTOTYPES
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**********************/
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/**
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* Initiaize the dyn_mem module (work memory and other variables)
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*/
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void lv_mem_init(void);
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/**
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* Allocate a memory dynamically
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* @param size size of the memory to allocate in bytes
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* @return pointer to the allocated memory
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*/
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void * lv_mem_alloc(uint32_t size);
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/**
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* Free an allocated data
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* @param data pointer to an allocated memory
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*/
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void lv_mem_free(const void * data);
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/**
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* Reallocate a memory with a new size. The old content will be kept.
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* @param data pointer to an allocated memory.
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* Its content will be copied to the new memory block and freed
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* @param new_size the desired new size in byte
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* @return pointer to the new memory
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*/
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void * lv_mem_realloc(void * data_p, uint32_t new_size);
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/**
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* Join the adjacent free memory blocks
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*/
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void lv_mem_defrag(void);
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/**
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* Give information about the work memory of dynamic allocation
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* @param mon_p pointer to a dm_mon_p variable,
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* the result of the analysis will be stored here
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*/
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void lv_mem_monitor(lv_mem_monitor_t * mon_p);
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/**
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* Give the size of an allocated memory
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* @param data pointer to an allocated memory
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* @return the size of data memory in bytes
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*/
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uint32_t lv_mem_get_size(const void * data);
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/**********************
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* MACROS
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**********************/
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/**
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* Halt on NULL pointer
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* p pointer to a memory
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*/
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#if USE_LV_LOG == 0
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# define lv_mem_assert(p) {if(p == NULL) while(1); }
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#else
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# define lv_mem_assert(p) {if(p == NULL) {LV_LOG_ERROR("Out of memory!"); while(1); }}
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#endif
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif /*LV_MEM_H*/
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