Files
mckernel/kernel/include/mman.h
2013-07-10 13:11:19 +09:00

35 lines
687 B
C

#ifndef HEADER_MMAN_H
#define HEADER_MMAN_H
/*
* memory protection
*/
#define PROT_NONE 0
#define PROT_READ 0x01
#define PROT_WRITE 0x02
#define PROT_EXEC 0x04
/* for mprotect */
#define PROT_GROWSDOWN 0x01000000
#define PROT_GROWSUP 0x02000000
/*
* mapping flags
*/
#define MAP_SHARED 0x01
#define MAP_PRIVATE 0x02
#define MAP_FIXED 0x10
#define MAP_ANONYMOUS 0x20
#define MAP_32BIT 0x40
#define MAP_GROWSDOWN 0x0100
#define MAP_DENYWRITE 0x0800
#define MAP_EXECUTABLE 0x1000
#define MAP_LOCKED 0x2000
#define MAP_NORESERVE 0x4000
#define MAP_POPULATE 0x8000
#define MAP_NONBLOCK 0x00010000
#define MAP_STACK 0x00020000
#define MAP_HUGETLB 0x00040000
#endif /* HEADER_MMAN_H */