mirror of
https://github.com/nitraiolo/CfgUSBLoader.git
synced 2024-10-22 14:15:05 +02:00
133 lines
2.9 KiB
C
133 lines
2.9 KiB
C
#ifndef _MEM_H
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#define _MEM_H
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#include <stdio.h>
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#include <ogcsys.h>
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// max number of mem allocations in mem1/mem2 heaps
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#define MAX_MEM_BLK 2048
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typedef struct
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{
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void *ptr;
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int size;
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} mem_blk;
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typedef struct
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{
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int num;
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mem_blk list[MAX_MEM_BLK];
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} blk_list;
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typedef struct
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{
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void *start;
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int size;
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blk_list used_list;
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blk_list free_list;
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mutex_t mutex;
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} heap;
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typedef struct
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{
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int size;
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int used;
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int free;
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void *highptr; // end of last used block
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} heap_stats;
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// mem_blk
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mem_blk* blk_find_size(blk_list *bl, int size);
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mem_blk* blk_find_ptr(blk_list *bl, void *ptr);
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mem_blk* blk_find_ptr_end(blk_list *bl, void *ptr);
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mem_blk* blk_find_ptr_after(blk_list *bl, void *ptr);
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mem_blk* blk_insert(blk_list *bl, mem_blk *b);
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void blk_remove(blk_list *bl, mem_blk *b);
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mem_blk* blk_merge_add(blk_list *list, mem_blk *ab);
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// heap
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void* heap_alloc(heap *h, int size);
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int heap_free(heap *h, void *ptr);
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int heap_resize(heap *h, void *ptr, int size);
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void* heap_realloc(heap *h, void *ptr, int size);
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void heap_init(heap *h, void *ptr, int size);
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int heap_ptr_inside(heap *h, void *ptr);
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void heap_stat(heap *h, heap_stats *s);
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// mem
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void mem_init();
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bool mem_inside(int pool, void *ptr);
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void* mem1_alloc(int size);
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void* mem1_realloc(void *ptr, int size);
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void* mem2_alloc(int size);
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void* mem_alloc(int size);
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void* mem_calloc(int size);
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int mem_resize(void *ptr, int size);
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void* mem_realloc(void *ptr, int size);
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void mem_free(void *ptr);
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void mem_stat();
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void mem_stat_str(char *buffer, int size);
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void lib_info_str(char *str, int size);
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void lib_mem_stat_str(char *str, int size);
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void mem_statf(FILE *f);
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// ogc sys
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extern void* SYS_GetArena2Lo();
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extern void* SYS_GetArena2Hi();
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extern void* SYS_AllocArena2MemLo(u32 size,u32 align);
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extern void* __SYS_GetIPCBufferLo();
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extern void* __SYS_GetIPCBufferHi();
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// util
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void* LARGE_memalign(size_t align, size_t size);
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void* LARGE_alloc(size_t size);
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void* LARGE_realloc(void *ptr, size_t size);
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void LARGE_free(void *ptr);
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void memstat2();
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void util_init();
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void util_clear();
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#define SAFE_FREE(P) if(P){mem_free(P);P=NULL;}
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#define ALIGN_VAL 32
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size_t xalign_up(int a, size_t s);
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size_t xalign_down(int a, size_t s);
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size_t align_up(size_t s);
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size_t align_down(size_t s);
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typedef struct obj_block
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{
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void *ptr;
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int used;
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int size;
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} obj_block;
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typedef struct obj_allocator
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{
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int chunk;
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void* (*m_realloc)(void *ptr, int size);
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int (*m_resize)(void *ptr, int size);
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} obj_allocator;
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#define OBS_MAX_BLOCKS 100
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typedef struct obj_stack
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{
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int num;
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obj_block block[OBS_MAX_BLOCKS];
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obj_allocator alloc;
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} obj_stack;
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void obb_init(obj_block *obb);
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void *obb_alloc(obj_block *obb, obj_allocator *alloc, int size);
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void obb_freeall(obj_block *obb, obj_allocator *alloc);
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void obs_init(obj_stack *obs, int chunk,
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void* (*m_realloc)(void *ptr, int size),
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int (*m_resize)(void *ptr, int size));
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void *obs_alloc(obj_stack *obs, int size);
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void obs_freeall(obj_stack *obs);
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#endif
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