blob: 0d6f30bf718f04634c192e0be6f132d2de4d9cf5 [file] [log] [blame]
/*
* Copyright (C) 2002 Jeff Dike (jdike@karaya.com)
* Licensed under the GPL
*/
#ifndef __SKAS_UACCESS_H
#define __SKAS_UACCESS_H
#include "asm/errno.h"
#define access_ok_skas(type, addr, size) \
((segment_eq(get_fs(), KERNEL_DS)) || \
(((unsigned long) (addr) < TASK_SIZE) && \
((unsigned long) (addr) + (size) <= TASK_SIZE)))
static inline int verify_area_skas(int type, const void * addr,
unsigned long size)
{
return(access_ok_skas(type, addr, size) ? 0 : -EFAULT);
}
extern int copy_from_user_skas(void *to, const void *from, int n);
extern int copy_to_user_skas(void *to, const void *from, int n);
extern int strncpy_from_user_skas(char *dst, const char *src, int count);
extern int __clear_user_skas(void *mem, int len);
extern int clear_user_skas(void *mem, int len);
extern int strnlen_user_skas(const void *str, int len);
#endif
/*
* Overrides for Emacs so that we follow Linus's tabbing style.
* Emacs will notice this stuff at the end of the file and automatically
* adjust the settings for this buffer only. This must remain at the end
* of the file.
* ---------------------------------------------------------------------------
* Local variables:
* c-file-style: "linux"
* End:
*/