unistd.h

此工具是arm-linux-GCC交叉编译工具（cross-3.4.4）

#define __NR_set_tid_address		(__NR_SYSCALL_BASE+256)
#define __NR_timer_create		(__NR_SYSCALL_BASE+257)
#define __NR_timer_settime		(__NR_SYSCALL_BASE+258)
#define __NR_timer_gettime		(__NR_SYSCALL_BASE+259)
#define __NR_timer_getoverrun		(__NR_SYSCALL_BASE+260)
#define __NR_timer_delete		(__NR_SYSCALL_BASE+261)
#define __NR_clock_settime		(__NR_SYSCALL_BASE+262)
#define __NR_clock_gettime		(__NR_SYSCALL_BASE+263)
#define __NR_clock_getres		(__NR_SYSCALL_BASE+264)
#define __NR_clock_nanosleep		(__NR_SYSCALL_BASE+265)
#define __NR_statfs64			(__NR_SYSCALL_BASE+266)
#define __NR_fstatfs64			(__NR_SYSCALL_BASE+267)
#define __NR_tgkill			(__NR_SYSCALL_BASE+268)
#define __NR_utimes			(__NR_SYSCALL_BASE+269)
#define __NR_arm_fadvise64_64		(__NR_SYSCALL_BASE+270)
#define __NR_pciconfig_iobase		(__NR_SYSCALL_BASE+271)
#define __NR_pciconfig_read		(__NR_SYSCALL_BASE+272)
#define __NR_pciconfig_write		(__NR_SYSCALL_BASE+273)
#define __NR_mq_open			(__NR_SYSCALL_BASE+274)
#define __NR_mq_unlink			(__NR_SYSCALL_BASE+275)
#define __NR_mq_timedsend		(__NR_SYSCALL_BASE+276)
#define __NR_mq_timedreceive		(__NR_SYSCALL_BASE+277)
#define __NR_mq_notify			(__NR_SYSCALL_BASE+278)
#define __NR_mq_getsetattr		(__NR_SYSCALL_BASE+279)
#define __NR_waitid			(__NR_SYSCALL_BASE+280)

#if 0 /* reserve these for un-muxing socketcall */
#define __NR_socket			(__NR_SYSCALL_BASE+281)
#define __NR_bind			(__NR_SYSCALL_BASE+282)
#define __NR_connect			(__NR_SYSCALL_BASE+283)
#define __NR_listen			(__NR_SYSCALL_BASE+284)
#define __NR_accept			(__NR_SYSCALL_BASE+285)
#define __NR_getsockname		(__NR_SYSCALL_BASE+286)
#define __NR_getpeername		(__NR_SYSCALL_BASE+287)
#define __NR_socketpair			(__NR_SYSCALL_BASE+288)
#define __NR_send			(__NR_SYSCALL_BASE+289)
#define __NR_sendto			(__NR_SYSCALL_BASE+290)
#define __NR_recv			(__NR_SYSCALL_BASE+291)
#define __NR_recvfrom			(__NR_SYSCALL_BASE+292)
#define __NR_shutdown			(__NR_SYSCALL_BASE+293)
#define __NR_setsockopt			(__NR_SYSCALL_BASE+294)
#define __NR_getsockopt			(__NR_SYSCALL_BASE+295)
#define __NR_sendmsg			(__NR_SYSCALL_BASE+296)
#define __NR_recvmsg			(__NR_SYSCALL_BASE+297)
#endif

#if 0 /* reserve these for un-muxing ipc */
#define __NR_semop			(__NR_SYSCALL_BASE+298)
#define __NR_semget			(__NR_SYSCALL_BASE+299)
#define __NR_semctl			(__NR_SYSCALL_BASE+300)
#define __NR_msgsnd			(__NR_SYSCALL_BASE+301)
#define __NR_msgrcv			(__NR_SYSCALL_BASE+302)
#define __NR_msgget			(__NR_SYSCALL_BASE+303)
#define __NR_msgctl			(__NR_SYSCALL_BASE+304)
#define __NR_shmat			(__NR_SYSCALL_BASE+305)
#define __NR_shmdt			(__NR_SYSCALL_BASE+306)
#define __NR_shmget			(__NR_SYSCALL_BASE+307)
#define __NR_shmctl			(__NR_SYSCALL_BASE+308)
#endif

#define __NR_add_key			(__NR_SYSCALL_BASE+309)
#define __NR_request_key		(__NR_SYSCALL_BASE+310)
#define __NR_keyctl			(__NR_SYSCALL_BASE+311)

#if 0 /* reserved for un-muxing ipc */
#define __NR_semtimedop			(__NR_SYSCALL_BASE+312)
#endif

#define __NR_vserver			(__NR_SYSCALL_BASE+313)
#define __NR_ioprio_set			(__NR_SYSCALL_BASE+314)
#define __NR_ioprio_get			(__NR_SYSCALL_BASE+315)
#define __NR_inotify_init		(__NR_SYSCALL_BASE+316)
#define __NR_inotify_add_watch		(__NR_SYSCALL_BASE+317)
#define __NR_inotify_rm_watch		(__NR_SYSCALL_BASE+318)
#define __NR_mbind			(__NR_SYSCALL_BASE+319)
#define __NR_get_mempolicy		(__NR_SYSCALL_BASE+320)
#define __NR_set_mempolicy		(__NR_SYSCALL_BASE+321)

/*
 * The following SWIs are ARM private.
 */
#define __ARM_NR_BASE			(__NR_SYSCALL_BASE+0x0f0000)
#define __ARM_NR_breakpoint		(__ARM_NR_BASE+1)
#define __ARM_NR_cacheflush		(__ARM_NR_BASE+2)
#define __ARM_NR_usr26			(__ARM_NR_BASE+3)
#define __ARM_NR_usr32			(__ARM_NR_BASE+4)
#define __ARM_NR_set_tls		(__ARM_NR_BASE+5)

#define __sys2(x) #x
#define __sys1(x) __sys2(x)

#ifndef __syscall
#if defined(__thumb__)
#define __syscall(name)					\
	"push	{r7}\n\t"				\
	"mov	r7, #" __sys1(__NR_##name) "\n\t"	\
	"swi	0\n\t"					\
	"pop	{r7}"
#else
#define __syscall(name) "swi\t" __sys1(__NR_##name) ""
#endif
#endif

#define __syscall_return(type, res)					\
do {									\
	if ((unsigned long)(res) >= (unsigned long)(-129)) {		\
		errno = -(res);						\
		res = -1;						\
	}								\
	return (type) (res);						\
} while (0)

#define _syscall0(type,name)						\
type name(void) {							\
  register long __res_r0 __asm__("r0");					\
  long __res;								\
  __asm__ __volatile__ (						\
  __syscall(name)							\
	: "=r" (__res_r0)						\
	:								\
	: "lr");							\
  __res = __res_r0;							\
  __syscall_return(type,__res);						\
}

#define _syscall1(type,name,type1,arg1) 				\
type name(type1 arg1) { 						\
  register long __r0 __asm__("r0") = (long)arg1;			\
  register long __res_r0 __asm__("r0");					\
  long __res;								\
  __asm__ __volatile__ (						\
  __syscall(name)							\
	: "=r" (__res_r0)						\
	: "r" (__r0)							\
	: "lr");							\
  __res = __res_r0;							\
  __syscall_return(type,__res);						\
}

#define _syscall2(type,name,type1,arg1,type2,arg2)			\
type name(type1 arg1,type2 arg2) {					\
  register long __r0 __asm__("r0") = (long)arg1;			\
  register long __r1 __asm__("r1") = (long)arg2;			\
  register long __res_r0 __asm__("r0");					\
  long __res;								\
  __asm__ __volatile__ (						\
  __syscall(name)							\
	: "=r" (__res_r0)						\
	: "r" (__r0),"r" (__r1) 					\
	: "lr");							\
  __res = __res_r0;							\
  __syscall_return(type,__res);						\
}


#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3)		\
type name(type1 arg1,type2 arg2,type3 arg3) {				\
  register long __r0 __asm__("r0") = (long)arg1;			\
  register long __r1 __asm__("r1") = (long)arg2;			\
  register long __r2 __asm__("r2") = (long)arg3;			\
  register long __res_r0 __asm__("r0");					\
  long __res;								\
  __asm__ __volatile__ (						\
  __syscall(name)							\
	: "=r" (__res_r0)						\
	: "r" (__r0),"r" (__r1),"r" (__r2)				\
	: "lr");							\
  __res = __res_r0;							\
  __syscall_return(type,__res);						\
}


#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4)\
type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4) {		\
  register long __r0 __asm__("r0") = (long)arg1;			\
  register long __r1 __asm__("r1") = (long)arg2;			\
  register long __r2 __asm__("r2") = (long)arg3;			\
  register long __r3 __asm__("r3") = (long)arg4;			\
  register long __res_r0 __asm__("r0");					\
  long __res;								\
  __asm__ __volatile__ (						\
  __syscall(name)							\
	: "=r" (__res_r0)						\
	: "r" (__r0),"r" (__r1),"r" (__r2),"r" (__r3)			\
	: "lr");							\
  __res = __res_r0;							\
  __syscall_return(type,__res);						\
}
  

#define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4,type5,arg5)	\
type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5) {	\
  register long __r0 __asm__("r0") = (long)arg1;			\
  register long __r1 __asm__("r1") = (long)arg2;			\
  register long __r2 __asm__("r2") = (long)arg3;			\
  register long __r3 __asm__("r3") = (long)arg4;			\
  register long __r4 __asm__("r4") = (long)arg5;			\
  register long __res_r0 __asm__("r0");					\
  long __res;								\
  __asm__ __volatile__ (						\
  __syscall(name)							\
	: "=r" (__res_r0)						\
	: "r" (__r0),"r" (__r1),"r" (__r2),"r" (__r3),"r" (__r4)	\
	: "lr");							\
  __res = __res_r0;							\
  __syscall_return(type,__res);						\
}

#define _syscall6(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4,type5,arg5,type6,arg6)	\
type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5, type6 arg6) {	\
  register long __r0 __asm__("r0") = (long)arg1;			\
  register long __r1 __asm__("r1") = (long)arg2;			\
  register long __r2 __asm__("r2") = (long)arg3;			\
  register long __r3 __asm__("r3") = (long)arg4;			\
  register long __r4 __asm__("r4") = (long)arg5;			\
  register long __r5 __asm__("r5") = (long)arg6;			\
  register long __res_r0 __asm__("r0");					\
  long __res;								\
  __asm__ __volatile__ (						\
  __syscall(name)							\
	: "=r" (__res_r0)						\
	: "r" (__r0),"r" (__r1),"r" (__r2),"r" (__r3), "r" (__r4),"r" (__r5)		\
	: "lr");							\
  __res = __res_r0;							\
  __syscall_return(type,__res);						\
}

#ifdef __KERNEL__
#define __ARCH_WANT_IPC_PARSE_VERSION
#define __ARCH_WANT_OLD_READDIR
#define __ARCH_WANT_STAT64
#define __ARCH_WANT_SYS_ALARM
#define __ARCH_WANT_SYS_GETHOSTNAME
#define __ARCH_WANT_SYS_PAUSE
#define __ARCH_WANT_SYS_TIME
#define __ARCH_WANT_SYS_UTIME
#define __ARCH_WANT_SYS_SOCKETCALL
#define __ARCH_WANT_SYS_GETPGRP
#define __ARCH_WANT_SYS_LLSEEK
#define __ARCH_WANT_SYS_NICE
#define __ARCH_WANT_SYS_OLD_GETRLIMIT
#define __ARCH_WANT_SYS_OLDUMOUNT
#define __ARCH_WANT_SYS_SIGPENDING
#define __ARCH_WANT_SYS_SIGPROCMASK
#define __ARCH_WANT_SYS_RT_SIGACTION
#endif

#ifdef __KERNEL_SYSCALLS__

#include <linux/compiler.h>
#include <linux/types.h>
#include <linux/syscalls.h>

extern long execve(const char *file, char **argv, char **envp);

struct pt_regs;
asmlinkage int sys_execve(char *filenamei, char **argv, char **envp,
			struct pt_regs *regs);
asmlinkage int sys_clone(unsigned long clone_flags, unsigned long newsp,
			struct pt_regs *regs);
asmlinkage int sys_fork(struct pt_regs *regs);
asmlinkage int sys_vfork(struct pt_regs *regs);
asmlinkage int sys_pipe(unsigned long *fildes);
asmlinkage int sys_ptrace(long request, long pid, long addr, long data);
struct sigaction;
asmlinkage long sys_rt_sigaction(int sig,
				const struct sigaction __user *act,
				struct sigaction __user *oact,
				size_t sigsetsize);

#endif

/*
 * "Conditional" syscalls
 *
 * What we want is __attribute__((weak,alias("sys_ni_syscall"))),
 * but it doesn't work on all toolchains, so we just do it by hand
 */
#define cond_syscall(x) asm(".weak\t" #x "\n\t.set\t" #x ",sys_ni_syscall")

#endif /* __ASM_ARM_UNISTD_H */