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(I'm so sorry!) Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869/* SPDX-License-Identifier: GPL-2.0 *//* * Copyright (C) 2000 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com) */
#ifndef __USER_H__#define __USER_H__
#include <generated/asm-offsets.h>
/* * The usual definition - copied here because the kernel provides its own, * fancier, type-safe, definition. Using that one would require * copying too much infrastructure for my taste, so userspace files * get less checking than kernel files. */#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
/* This is to get size_t and NULL */#ifndef __UM_HOST__#include <linux/types.h>#else#include <stddef.h>#include <sys/types.h>#endif
extern void panic(const char *fmt, ...) __attribute__ ((format (printf, 1, 2)));
/* Requires preincluding include/linux/kern_levels.h */#define UM_KERN_EMERG KERN_EMERG#define UM_KERN_ALERT KERN_ALERT#define UM_KERN_CRIT KERN_CRIT#define UM_KERN_ERR KERN_ERR#define UM_KERN_WARNING KERN_WARNING#define UM_KERN_NOTICE KERN_NOTICE#define UM_KERN_INFO KERN_INFO#define UM_KERN_DEBUG KERN_DEBUG#define UM_KERN_CONT KERN_CONT
#if IS_ENABLED(CONFIG_PRINTK)#define printk(...) _printk(__VA_ARGS__)extern int _printk(const char *fmt, ...) __attribute__ ((format (printf, 1, 2)));extern void print_hex_dump(const char *level, const char *prefix_str, int prefix_type, int rowsize, int groupsize, const void *buf, size_t len, _Bool ascii);#elsestatic inline int printk(const char *fmt, ...){ return 0;}static inline void print_hex_dump(const char *level, const char *prefix_str, int prefix_type, int rowsize, int groupsize, const void *buf, size_t len, _Bool ascii){}#endif
extern int in_aton(char *str);extern size_t strlcat(char *, const char *, size_t);extern size_t sized_strscpy(char *, const char *, size_t);#define strscpy(dst, src) sized_strscpy(dst, src, sizeof(dst))
/* Copied from linux/compiler-gcc.h since we can't include it directly */#define barrier() __asm__ __volatile__("": : :"memory")
#endif