1 #ifndef _MMAN_H 2 #define _MMAN_H 3 4 #define PROT_READ 0x1 /* page can be read */ 5 #define PROT_WRITE 0x2 /* page can be written */ 6 #define PROT_EXEC 0x4 /* page can be executed */ 7 #define PROT_NONE 0x0 /* page can not be accessed */ 8 9 #define MAP_SHARED 1 /* Share changes */ 10 #define MAP_PRIVATE 2 /* Changes are private */ 11 #define MAP_TYPE 0xf /* Mask for type of mapping */ 12 #define MAP_FIXED 0x10 /* Interpret addr exactly */ 13 14 extern caddr_t mmap(caddr_t addr, size_t len, int prot, int flags, int fd, 15 off_t off); 16 extern int munmap(caddr_t addr, size_t len); 17 18 #endif /* _MMAN_H */