mman.h

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#ifndef __MMAN_H__
#define __MMAN_H__
 
#include <stdint.h>
#include <_xeneva.h>
 
#ifdef __cplusplus
XE_EXTERN{
#endif
 
#define PAGE_SIZE 4096
 
#define MEMMAP_NO_FILEDESC -1
 
    /* memmap -- flags */
#define PROTECTION_FLAG_READONLY  1<<0
#define PROTECTION_FLAG_WRITE 1<<1
#define PROTECTION_FLAG_NO_EXEC  1<<2
#define PROTECTION_FLAG_NO_CACHE 1<<3
 
#define MEMMAP_FLAG_SHARED 1<<0
#define MEMMAP_FLAG_COW  1<<1
#define MEMMAP_FLAG_PRIVATE  1<<2
#define MEMMAP_FLAG_DISCARD_FILE_READ 1<<3
 
    XE_LIB void* _KeMemMap(void* address, size_t length, int protect, int flags, int filedesc, uint64_t offset);
 
    XE_LIB void _KeMemUnmap(void* address, size_t len);
 
    XE_LIB int _KeCreateSharedMem(uint16_t key, size_t sz, uint8_t flags);
 
    XE_LIB void* _KeObtainSharedMem(uint16_t id, void* shmaddr, int shmflg);
 
    XE_LIB void _KeUnmapSharedMem(uint16_t key);
 
    XE_LIB uint64_t _KeGetProcessHeapMem(size_t sz);
 
    XE_LIB void _KeMemMapDirty(void* startAddr, size_t len, int flags, int prot);
 
    XE_LIB int _KeProcessHeapUnmap(void* ptr, size_t sz);
 
#ifdef __cplusplus
}
#endif
 
#endif