Loading...
#ifndef _ASM_SEGMENT_H #define _ASM_SEGMENT_H #include <linux/string.h> static inline unsigned char get_user_byte(const char * addr) { return *addr; } #define get_fs_byte(addr) get_user_byte((char *)(addr)) static inline unsigned short get_user_word(const short *addr) { return *addr; } #define get_fs_word(addr) get_user_word((short *)(addr)) static inline unsigned long get_user_long(const int *addr) { return *addr; } #define get_fs_long(addr) get_user_long((int *)(addr)) static inline unsigned long get_user_quad(const long *addr) { return *addr; } #define get_fs_quad(addr) get_user_quad((long *)(addr)) static inline void put_user_byte(char val,char *addr) { *addr = val; } #define put_fs_byte(x,addr) put_user_byte((x),(char *)(addr)) static inline void put_user_word(short val,short * addr) { *addr = val; } #define put_fs_word(x,addr) put_user_word((x),(short *)(addr)) static inline void put_user_long(unsigned long val,int * addr) { *addr = val; } #define put_fs_long(x,addr) put_user_long((x),(int *)(addr)) static inline void put_user_quad(unsigned long val,long * addr) { *addr = val; } #define put_fs_quad(x,addr) put_user_quad((x),(long *)(addr)) #define memcpy_fromfs(to, from, n) memcpy((to),(from),(n)) #define memcpy_tofs(to, from, n) memcpy((to),(from),(n)) /* * For segmented architectures, these are used to specify which segment * to use for the above functions. * * The alpha is not segmented, so these are just dummies. */ #define KERNEL_DS 0 #define USER_DS 1 static inline unsigned long get_fs(void) { return 0; } static inline unsigned long get_ds(void) { return 0; } static inline void set_fs(unsigned long val) { } #endif /* _ASM_SEGMENT_H */ |