mmfile.h

Go to the documentation of this file.

 
#ifndef __MM_FILE_H__
#define __MM_FILE_H__
 
#include <stdint.h>
#include <Fs/vfs.h>
 
 
typedef struct __page_cache__ {
    uint64_t physicalPage;
    uint64_t diskBlock;
    uint64_t pageIndex;
    struct __page_cache__* next;
    struct __page_cache__* prev;
}AuMMPageCache;
 
 
typedef struct __mm_file_back__ {
    AuVFSNode* file;
    AuMMPageCache* pageCache;
    AuMMPageCache* pageCacheLast;
    bool readComplete;
    uint32_t numPageIndex;
    struct __mm_file_back__* next;
    struct __mm_file_back__* prev;
}AuMMFileBack;
 
extern void AuMmngrFileCacheInit();
 
extern void AuMmngrAddFileBack(AuMMFileBack* fb);
 
extern void AuMmngrRemoveFileBack(AuMMFileBack* fb);
 
extern void AuMmngrFileCacheEnable();
 
 
extern AuMMFileBack* AuMmngrFileCacheLookup(const char* filename);
 
extern uint64_t AuMmngrFileCacheGetPhysicalBlock(AuMMFileBack* fb, uint32_t fileoffset);
 
extern AuMMPageCache* AuMmngrPageCacheCreate();
 
extern AuMMPageCache* AuMmngrFileCacheGetByIndex(AuMMFileBack* fb, size_t pageIndex);
 
 
 
extern void AuMmngrFileBackAddPageCache(AuMMFileBack* fileb, AuMMPageCache* cache);
 
#endif