unistd.h
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上传日期:2013-02-24
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- /*
- * include/asm-s390/unistd.h
- *
- * S390 version
- *
- * Derived from "include/asm-i386/unistd.h"
- */
- #ifndef _ASM_S390_UNISTD_H_
- #define _ASM_S390_UNISTD_H_
- /*
- * This file contains the system call numbers.
- */
- #define __NR_exit 1
- #define __NR_fork 2
- #define __NR_read 3
- #define __NR_write 4
- #define __NR_open 5
- #define __NR_close 6
- #define __NR_creat 8
- #define __NR_link 9
- #define __NR_unlink 10
- #define __NR_execve 11
- #define __NR_chdir 12
- #define __NR_mknod 14
- #define __NR_chmod 15
- #define __NR_lseek 19
- #define __NR_getpid 20
- #define __NR_mount 21
- #define __NR_umount 22
- #define __NR_ptrace 26
- #define __NR_alarm 27
- #define __NR_pause 29
- #define __NR_utime 30
- #define __NR_access 33
- #define __NR_nice 34
- #define __NR_sync 36
- #define __NR_kill 37
- #define __NR_rename 38
- #define __NR_mkdir 39
- #define __NR_rmdir 40
- #define __NR_dup 41
- #define __NR_pipe 42
- #define __NR_times 43
- #define __NR_brk 45
- #define __NR_signal 48
- #define __NR_acct 51
- #define __NR_umount2 52
- #define __NR_ioctl 54
- #define __NR_fcntl 55
- #define __NR_setpgid 57
- #define __NR_umask 60
- #define __NR_chroot 61
- #define __NR_ustat 62
- #define __NR_dup2 63
- #define __NR_getppid 64
- #define __NR_getpgrp 65
- #define __NR_setsid 66
- #define __NR_sigaction 67
- #define __NR_sigsuspend 72
- #define __NR_sigpending 73
- #define __NR_sethostname 74
- #define __NR_setrlimit 75
- #define __NR_getrusage 77
- #define __NR_gettimeofday 78
- #define __NR_settimeofday 79
- #define __NR_symlink 83
- #define __NR_readlink 85
- #define __NR_uselib 86
- #define __NR_swapon 87
- #define __NR_reboot 88
- #define __NR_readdir 89
- #define __NR_mmap 90
- #define __NR_munmap 91
- #define __NR_truncate 92
- #define __NR_ftruncate 93
- #define __NR_fchmod 94
- #define __NR_getpriority 96
- #define __NR_setpriority 97
- #define __NR_statfs 99
- #define __NR_fstatfs 100
- #define __NR_socketcall 102
- #define __NR_syslog 103
- #define __NR_setitimer 104
- #define __NR_getitimer 105
- #define __NR_stat 106
- #define __NR_lstat 107
- #define __NR_fstat 108
- #define __NR_vhangup 111
- #define __NR_idle 112
- #define __NR_wait4 114
- #define __NR_swapoff 115
- #define __NR_sysinfo 116
- #define __NR_ipc 117
- #define __NR_fsync 118
- #define __NR_sigreturn 119
- #define __NR_clone 120
- #define __NR_setdomainname 121
- #define __NR_uname 122
- #define __NR_adjtimex 124
- #define __NR_mprotect 125
- #define __NR_sigprocmask 126
- #define __NR_create_module 127
- #define __NR_init_module 128
- #define __NR_delete_module 129
- #define __NR_get_kernel_syms 130
- #define __NR_quotactl 131
- #define __NR_getpgid 132
- #define __NR_fchdir 133
- #define __NR_bdflush 134
- #define __NR_sysfs 135
- #define __NR_personality 136
- #define __NR_afs_syscall 137 /* Syscall for Andrew File System */
- #define __NR_getdents 141
- #define __NR_select 142
- #define __NR_flock 143
- #define __NR_msync 144
- #define __NR_readv 145
- #define __NR_writev 146
- #define __NR_getsid 147
- #define __NR_fdatasync 148
- #define __NR__sysctl 149
- #define __NR_mlock 150
- #define __NR_munlock 151
- #define __NR_mlockall 152
- #define __NR_munlockall 153
- #define __NR_sched_setparam 154
- #define __NR_sched_getparam 155
- #define __NR_sched_setscheduler 156
- #define __NR_sched_getscheduler 157
- #define __NR_sched_yield 158
- #define __NR_sched_get_priority_max 159
- #define __NR_sched_get_priority_min 160
- #define __NR_sched_rr_get_interval 161
- #define __NR_nanosleep 162
- #define __NR_mremap 163
- #define __NR_query_module 167
- #define __NR_poll 168
- #define __NR_nfsservctl 169
- #define __NR_prctl 172
- #define __NR_rt_sigreturn 173
- #define __NR_rt_sigaction 174
- #define __NR_rt_sigprocmask 175
- #define __NR_rt_sigpending 176
- #define __NR_rt_sigtimedwait 177
- #define __NR_rt_sigqueueinfo 178
- #define __NR_rt_sigsuspend 179
- #define __NR_pread 180
- #define __NR_pwrite 181
- #define __NR_getcwd 183
- #define __NR_capget 184
- #define __NR_capset 185
- #define __NR_sigaltstack 186
- #define __NR_sendfile 187
- #define __NR_getpmsg 188
- #define __NR_putpmsg 189
- #define __NR_vfork 190
- #define __NR_getrlimit 191 /* SuS compliant getrlimit */
- #define __NR_lchown 198
- #define __NR_getuid 199
- #define __NR_getgid 200
- #define __NR_geteuid 201
- #define __NR_getegid 202
- #define __NR_setreuid 203
- #define __NR_setregid 204
- #define __NR_getgroups 205
- #define __NR_setgroups 206
- #define __NR_fchown 207
- #define __NR_setresuid 208
- #define __NR_getresuid 209
- #define __NR_setresgid 210
- #define __NR_getresgid 211
- #define __NR_chown 212
- #define __NR_setuid 213
- #define __NR_setgid 214
- #define __NR_setfsuid 215
- #define __NR_setfsgid 216
- #define __NR_pivot_root 217
- #define __NR_mincore 218
- #define __NR_madvise 219
- #define __NR_getdents64 220
- /* user-visible error numbers are in the range -1 - -122: see <asm-s390/errno.h> */
- #define __syscall_return(type, res)
- do {
- if ((unsigned long)(res) >= (unsigned long)(-125)) {
- errno = -(res);
- res = -1;
- }
- return (type) (res);
- } while (0)
- #define _svc_clobber "2", "cc", "memory"
- #define _syscall0(type,name)
- type name(void) {
- long __res;
- __asm__ __volatile__ (
- " svc %b1n"
- " lgr %0,2"
- : "=d" (__res)
- : "i" (__NR_##name)
- : _svc_clobber );
- __syscall_return(type,__res);
- }
- #define _syscall1(type,name,type1,arg1)
- type name(type1 arg1) {
- register type1 __arg1 asm("2") = arg1;
- long __res;
- __asm__ __volatile__ (
- " svc %b1n"
- " lgr %0,2"
- : "=d" (__res)
- : "i" (__NR_##name),
- "d" (__arg1)
- : _svc_clobber );
- __syscall_return(type,__res);
- }
- #define _syscall2(type,name,type1,arg1,type2,arg2)
- type name(type1 arg1, type2 arg2) {
- register type1 __arg1 asm("2") = arg1;
- register type2 __arg2 asm("3") = arg2;
- long __res;
- __asm__ __volatile__ (
- " svc %b1n"
- " lgr %0,2"
- : "=d" (__res)
- : "i" (__NR_##name),
- "d" (__arg1),
- "d" (__arg2)
- : _svc_clobber );
- __syscall_return(type,__res);
- }
- #define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3)
- type name(type1 arg1, type2 arg2, type3 arg3) {
- register type1 __arg1 asm("2") = arg1;
- register type2 __arg2 asm("3") = arg2;
- register type3 __arg3 asm("4") = arg3;
- long __res;
- __asm__ __volatile__ (
- " svc %b1n"
- " lgr %0,2"
- : "=d" (__res)
- : "i" (__NR_##name),
- "d" (__arg1),
- "d" (__arg2),
- "d" (__arg3)
- : _svc_clobber );
- __syscall_return(type,__res);
- }
- #define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,
- type4,name4)
- type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4) {
- register type1 __arg1 asm("2") = arg1;
- register type2 __arg2 asm("3") = arg2;
- register type3 __arg3 asm("4") = arg3;
- register type4 __arg4 asm("5") = arg4;
- long __res;
- __asm__ __volatile__ (
- " svc %b1n"
- " lgr %0,2"
- : "=d" (__res)
- : "i" (__NR_##name),
- "d" (__arg1),
- "d" (__arg2),
- "d" (__arg3),
- "d" (__arg4)
- : _svc_clobber );
- __syscall_return(type,__res);
- }
- #define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,
- type4,name4,type5,name5)
- type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4,
- type5 arg5) {
- register type1 __arg1 asm("2") = arg1;
- register type2 __arg2 asm("3") = arg2;
- register type3 __arg3 asm("4") = arg3;
- register type4 __arg4 asm("5") = arg4;
- register type5 __arg5 asm("6") = arg5;
- long __res;
- __asm__ __volatile__ (
- " svc %b1n"
- " lgr %0,2"
- : "=d" (__res)
- : "i" (__NR_##name),
- "d" (__arg1),
- "d" (__arg2),
- "d" (__arg3),
- "d" (__arg4),
- "d" (__arg5)
- : _svc_clobber );
- __syscall_return(type,__res);
- }
- #ifdef __KERNEL_SYSCALLS__
- /*
- * we need this inline - forking from kernel space will result
- * in NO COPY ON WRITE (!!!), until an execve is executed. This
- * is no problem, but for the stack. This is handled by not letting
- * main() use the stack at all after fork(). Thus, no function
- * calls - which means inline code for fork too, as otherwise we
- * would use the stack upon exit from 'fork()'.
- *
- * Actually only pause and fork are needed inline, so that there
- * won't be any messing with the stack from main(), but we define
- * some others too.
- */
- #define __NR__exit __NR_exit
- static inline _syscall0(int,idle)
- static inline _syscall0(int,pause)
- static inline _syscall0(int,sync)
- static inline _syscall0(pid_t,setsid)
- static inline _syscall3(int,write,int,fd,const char *,buf,off_t,count)
- static inline _syscall3(int,read,int,fd,char *,buf,off_t,count)
- static inline _syscall3(off_t,lseek,int,fd,off_t,offset,int,count)
- static inline _syscall1(int,dup,int,fd)
- static inline _syscall3(int,execve,const char *,file,char **,argv,char **,envp)
- static inline _syscall3(int,open,const char *,file,int,flag,int,mode)
- static inline _syscall1(int,close,int,fd)
- static inline _syscall1(int,_exit,int,exitcode)
- static inline _syscall1(int,delete_module,const char *,name)
- static inline _syscall2(long,stat,char *,filename,struct stat *,statbuf)
- static inline pid_t waitpid(int pid, int * wait_stat, int flags)
- {
- return sys_wait4(pid, wait_stat, flags, NULL);
- }
- static inline pid_t wait(int * wait_stat)
- {
- return waitpid(-1,wait_stat,0);
- }
- #endif
- #endif /* _ASM_S390_UNISTD_H_ */