#ifndef _SYSCALL_H
#define _SYSCALL_H
+#include <sys/syscall.h>
+
#define SYSCALL_LL(x) \
((union { long long ll; long l[2]; }){ .ll = x }).l[0], \
((union { long long ll; long l[2]; }){ .ll = x }).l[1]
extern long __syscall_ret(unsigned long);
#endif
-#define SYSCALL0 "int $128"
-
-#ifdef __PIC__
-#define SYSCALL "xchgl %%ebx,%2\n\t" SYSCALL0 "\n\txchgl %%ebx,%2"
-#define EBX "m"
-#else
-#define SYSCALL SYSCALL0
-#define EBX "b"
-#endif
-
static inline long syscall0(long n)
{
unsigned long ret;
- __asm__ __volatile__ (SYSCALL0 : "=a"(ret) : "a"(n) : "memory");
+ __asm__ __volatile__ ("int $128" : "=a"(ret) : "a"(n) : "memory");
return __syscall_ret(ret);
}
+#ifndef __PIC__
+
static inline long syscall1(long n, long a1)
{
unsigned long ret;
- __asm__ __volatile__ (SYSCALL : "=a"(ret) : "a"(n), EBX(a1) : "memory");
+ __asm__ __volatile__ ("int $128" : "=a"(ret) : "a"(n), "b"(a1) : "memory");
return __syscall_ret(ret);
}
static inline long syscall2(long n, long a1, long a2)
{
unsigned long ret;
- __asm__ __volatile__ (SYSCALL : "=a"(ret) : "a"(n), EBX(a1), "c"(a2) : "memory");
+ __asm__ __volatile__ ("int $128" : "=a"(ret) : "a"(n), "b"(a1), "c"(a2) : "memory");
return __syscall_ret(ret);
}
static inline long syscall3(long n, long a1, long a2, long a3)
{
unsigned long ret;
- __asm__ __volatile__ (SYSCALL : "=a"(ret) : "a"(n), EBX(a1), "c"(a2), "d"(a3) : "memory");
+ __asm__ __volatile__ ("int $128" : "=a"(ret) : "a"(n), "b"(a1), "c"(a2), "d"(a3) : "memory");
return __syscall_ret(ret);
}
static inline long syscall4(long n, long a1, long a2, long a3, long a4)
{
unsigned long ret;
- __asm__ __volatile__ (SYSCALL : "=a"(ret) : "a"(n), EBX(a1), "c"(a2), "d"(a3), "S"(a4) : "memory");
+ __asm__ __volatile__ ("int $128" : "=a"(ret) : "a"(n), "b"(a1), "c"(a2), "d"(a3), "S"(a4) : "memory");
return __syscall_ret(ret);
}
static inline long syscall5(long n, long a1, long a2, long a3, long a4, long a5)
{
unsigned long ret;
- __asm__ __volatile__ (SYSCALL : "=a"(ret) : "a"(n), EBX(a1), "c"(a2), "d"(a3), "S"(a4), "D"(a5) : "memory");
+ __asm__ __volatile__ ("int $128" : "=a"(ret) : "a"(n), "b"(a1), "c"(a2), "d"(a3), "S"(a4), "D"(a5) : "memory");
return __syscall_ret(ret);
}
-#ifdef __PIC__
-/* note: it's probably only safe to use this when a6 is on the stack */
static inline long syscall6(long n, long a1, long a2, long a3, long a4, long a5, long a6)
{
unsigned long ret;
- __asm__ __volatile__ ("xchgl %%ebx,%2 ; pushl %1 ; pushl %%ebp ; movl %%eax,%%ebp ; movl 4(%%esp),%%eax ; int $128 ; popl %%ebp ; popl %%ecx ; xchgl %%ebx,%2"
- : "=a"(ret) : "g"(n), EBX(a1), "c"(a2), "d"(a3), "S"(a4), "D"(a5), "a"(a6) : "memory");
+ __asm__ __volatile__ ("pushl %%ebp ; mov %%eax,%%ebp ; movl %1,%%eax ; int $128 ; popl %%ebp"
+ : "=a"(ret) : "i"(n), "b"(a1), "c"(a2), "d"(a3), "S"(a4), "D"(a5), "a"(a6) : "memory");
return __syscall_ret(ret);
}
+
#else
-static inline long syscall6(long n, long a1, long a2, long a3, long a4, long a5, long a6)
+
+static inline long syscall1(long n, long a1)
{
unsigned long ret;
- __asm__ __volatile__ ("pushl %%ebp ; mov %1, %%ebp ; xchg %%ebp, %7 ; int $128 ; popl %%ebp"
- : "=a"(ret) : "g"(n), EBX(a1), "c"(a2), "d"(a3), "S"(a4), "D"(a5), "a"(a6) : "memory");
+ __asm__ __volatile__ ("xchg %2,%%ebx ; int $128 ; xchg %2,%%ebx"
+ : "=a"(ret) : "a"(n), "r"(a1) : "memory");
return __syscall_ret(ret);
}
-#endif
-#define __NR_restart_syscall 0
-#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_waitpid 7
-#define __NR_creat 8
-#define __NR_link 9
-#define __NR_unlink 10
-#define __NR_execve 11
-#define __NR_chdir 12
-#define __NR_time 13
-#define __NR_mknod 14
-#define __NR_chmod 15
-#define __NR_lchown 16
-#define __NR_break 17
-#define __NR_oldstat 18
-#define __NR_lseek 19
-#define __NR_getpid 20
-#define __NR_mount 21
-#define __NR_umount 22
-#define __NR_setuid 23
-#define __NR_getuid 24
-#define __NR_stime 25
-#define __NR_ptrace 26
-#define __NR_alarm 27
-#define __NR_oldfstat 28
-#define __NR_pause 29
-#define __NR_utime 30
-#define __NR_stty 31
-#define __NR_gtty 32
-#define __NR_access 33
-#define __NR_nice 34
-#define __NR_ftime 35
-#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_prof 44
-#define __NR_brk 45
-#define __NR_setgid 46
-#define __NR_getgid 47
-#define __NR_signal 48
-#define __NR_geteuid 49
-#define __NR_getegid 50
-#define __NR_acct 51
-#define __NR_umount2 52
-#define __NR_lock 53
-#define __NR_ioctl 54
-#define __NR_fcntl 55
-#define __NR_mpx 56
-#define __NR_setpgid 57
-#define __NR_ulimit 58
-#define __NR_oldolduname 59
-#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_sgetmask 68
-#define __NR_ssetmask 69
-#define __NR_setreuid 70
-#define __NR_setregid 71
-#define __NR_sigsuspend 72
-#define __NR_sigpending 73
-#define __NR_sethostname 74
-#define __NR_setrlimit 75
-#define __NR_getrlimit 76 /* Back compatible 2Gig limited rlimit */
-#define __NR_getrusage 77
-#define __NR_gettimeofday 78
-#define __NR_settimeofday 79
-#define __NR_getgroups 80
-#define __NR_setgroups 81
-#define __NR_select 82
-#define __NR_symlink 83
-#define __NR_oldlstat 84
-#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_fchown 95
-#define __NR_getpriority 96
-#define __NR_setpriority 97
-#define __NR_profil 98
-#define __NR_statfs 99
-#define __NR_fstatfs 100
-#define __NR_ioperm 101
-#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_olduname 109
-#define __NR_iopl 110
-#define __NR_vhangup 111
-#define __NR_idle 112
-#define __NR_vm86old 113
-#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_modify_ldt 123
-#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
-#define __NR_setfsuid 138
-#define __NR_setfsgid 139
-#define __NR__llseek 140
-#define __NR_getdents 141
-#define __NR__newselect 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_setresuid 164
-#define __NR_getresuid 165
-#define __NR_vm86 166
-#define __NR_query_module 167
-#define __NR_poll 168
-#define __NR_nfsservctl 169
-#define __NR_setresgid 170
-#define __NR_getresgid 171
-#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_pread64 180
-#define __NR_pwrite64 181
-#define __NR_chown 182
-#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_ugetrlimit 191
-#define __NR_mmap2 192
-#define __NR_truncate64 193
-#define __NR_ftruncate64 194
-#define __NR_stat64 195
-#define __NR_lstat64 196
-#define __NR_fstat64 197
-#define __NR_lchown32 198
-#define __NR_getuid32 199
-#define __NR_getgid32 200
-#define __NR_geteuid32 201
-#define __NR_getegid32 202
-#define __NR_setreuid32 203
-#define __NR_setregid32 204
-#define __NR_getgroups32 205
-#define __NR_setgroups32 206
-#define __NR_fchown32 207
-#define __NR_setresuid32 208
-#define __NR_getresuid32 209
-#define __NR_setresgid32 210
-#define __NR_getresgid32 211
-#define __NR_chown32 212
-#define __NR_setuid32 213
-#define __NR_setgid32 214
-#define __NR_setfsuid32 215
-#define __NR_setfsgid32 216
-#define __NR_pivot_root 217
-#define __NR_mincore 218
-#define __NR_madvise 219
-#define __NR_madvise1 219
-#define __NR_getdents64 220
-#define __NR_fcntl64 221
-/* 223 is unused */
-#define __NR_gettid 224
-#define __NR_readahead 225
-#define __NR_setxattr 226
-#define __NR_lsetxattr 227
-#define __NR_fsetxattr 228
-#define __NR_getxattr 229
-#define __NR_lgetxattr 230
-#define __NR_fgetxattr 231
-#define __NR_listxattr 232
-#define __NR_llistxattr 233
-#define __NR_flistxattr 234
-#define __NR_removexattr 235
-#define __NR_lremovexattr 236
-#define __NR_fremovexattr 237
-#define __NR_tkill 238
-#define __NR_sendfile64 239
-#define __NR_futex 240
-#define __NR_sched_setaffinity 241
-#define __NR_sched_getaffinity 242
-#define __NR_set_thread_area 243
-#define __NR_get_thread_area 244
-#define __NR_io_setup 245
-#define __NR_io_destroy 246
-#define __NR_io_getevents 247
-#define __NR_io_submit 248
-#define __NR_io_cancel 249
-#define __NR_fadvise64 250
-/* 251 is available for reuse (was briefly sys_set_zone_reclaim) */
-#define __NR_exit_group 252
-#define __NR_lookup_dcookie 253
-#define __NR_epoll_create 254
-#define __NR_epoll_ctl 255
-#define __NR_epoll_wait 256
-#define __NR_remap_file_pages 257
-#define __NR_set_tid_address 258
-#define __NR_timer_create 259
-#define __NR_timer_settime (__NR_timer_create+1)
-#define __NR_timer_gettime (__NR_timer_create+2)
-#define __NR_timer_getoverrun (__NR_timer_create+3)
-#define __NR_timer_delete (__NR_timer_create+4)
-#define __NR_clock_settime (__NR_timer_create+5)
-#define __NR_clock_gettime (__NR_timer_create+6)
-#define __NR_clock_getres (__NR_timer_create+7)
-#define __NR_clock_nanosleep (__NR_timer_create+8)
-#define __NR_statfs64 268
-#define __NR_fstatfs64 269
-#define __NR_tgkill 270
-#define __NR_utimes 271
-#define __NR_fadvise64_64 272
-#define __NR_vserver 273
-#define __NR_mbind 274
-#define __NR_get_mempolicy 275
-#define __NR_set_mempolicy 276
-#define __NR_mq_open 277
-#define __NR_mq_unlink (__NR_mq_open+1)
-#define __NR_mq_timedsend (__NR_mq_open+2)
-#define __NR_mq_timedreceive (__NR_mq_open+3)
-#define __NR_mq_notify (__NR_mq_open+4)
-#define __NR_mq_getsetattr (__NR_mq_open+5)
-#define __NR_kexec_load 283
-#define __NR_waitid 284
-/* #define __NR_sys_setaltroot 285 */
-#define __NR_add_key 286
-#define __NR_request_key 287
-#define __NR_keyctl 288
-#define __NR_ioprio_set 289
-#define __NR_ioprio_get 290
-#define __NR_inotify_init 291
-#define __NR_inotify_add_watch 292
-#define __NR_inotify_rm_watch 293
-#define __NR_migrate_pages 294
-#define __NR_openat 295
-#define __NR_mkdirat 296
-#define __NR_mknodat 297
-#define __NR_fchownat 298
-#define __NR_futimesat 299
-#define __NR_fstatat64 300
-#define __NR_unlinkat 301
-#define __NR_renameat 302
-#define __NR_linkat 303
-#define __NR_symlinkat 304
-#define __NR_readlinkat 305
-#define __NR_fchmodat 306
-#define __NR_faccessat 307
-#define __NR_pselect6 308
-#define __NR_ppoll 309
-#define __NR_unshare 310
-#define __NR_set_robust_list 311
-#define __NR_get_robust_list 312
-#define __NR_splice 313
-#define __NR_sync_file_range 314
-#define __NR_tee 315
-#define __NR_vmsplice 316
-#define __NR_move_pages 317
-#define __NR_getcpu 318
-#define __NR_epoll_pwait 319
-#define __NR_utimensat 320
-#define __NR_signalfd 321
-#define __NR_timerfd_create 322
-#define __NR_eventfd 323
-#define __NR_fallocate 324
-#define __NR_timerfd_settime 325
-#define __NR_timerfd_gettime 326
-#define __NR_signalfd4 327
-#define __NR_eventfd2 328
-#define __NR_epoll_create1 329
-#define __NR_dup3 330
-#define __NR_pipe2 331
-#define __NR_inotify_init1 332
-#define __NR_preadv 333
-#define __NR_pwritev 334
-
-/* fixup legacy 16-bit junk */
-#undef __NR_lchown
-#undef __NR_getuid
-#undef __NR_getgid
-#undef __NR_geteuid
-#undef __NR_getegid
-#undef __NR_setreuid
-#undef __NR_setregid
-#undef __NR_getgroups
-#undef __NR_setgroups
-#undef __NR_fchown
-#undef __NR_setresuid
-#undef __NR_getresuid
-#undef __NR_setresgid
-#undef __NR_getresgid
-#undef __NR_chown
-#undef __NR_setuid
-#undef __NR_setgid
-#undef __NR_setfsuid
-#undef __NR_setfsgid
-#define __NR_lchown __NR_lchown32
-#define __NR_getuid __NR_getuid32
-#define __NR_getgid __NR_getgid32
-#define __NR_geteuid __NR_geteuid32
-#define __NR_getegid __NR_getegid32
-#define __NR_setreuid __NR_setreuid32
-#define __NR_setregid __NR_setregid32
-#define __NR_getgroups __NR_getgroups32
-#define __NR_setgroups __NR_setgroups32
-#define __NR_fchown __NR_fchown32
-#define __NR_setresuid __NR_setresuid32
-#define __NR_getresuid __NR_getresuid32
-#define __NR_setresgid __NR_setresgid32
-#define __NR_getresgid __NR_getresgid32
-#define __NR_chown __NR_chown32
-#define __NR_setuid __NR_setuid32
-#define __NR_setgid __NR_setgid32
-#define __NR_setfsuid __NR_setfsuid32
-#define __NR_setfsgid __NR_setfsgid32
+static inline long syscall2(long n, long a1, long a2)
+{
+ unsigned long ret;
+ __asm__ __volatile__ ("xchg %2,%%ebx ; int $128 ; xchg %2,%%ebx"
+ : "=a"(ret) : "a"(n), "r"(a1), "c"(a2) : "memory");
+ return __syscall_ret(ret);
+}
+static inline long syscall3(long n, long a1, long a2, long a3)
+{
+ unsigned long ret;
+ __asm__ __volatile__ ("xchg %2,%%ebx ; int $128 ; xchg %2,%%ebx"
+ : "=a"(ret) : "a"(n), "r"(a1), "c"(a2), "d"(a3) : "memory");
+ return __syscall_ret(ret);
+}
-/* fixup legacy 32-bit-vs-lfs64 junk */
-#undef __NR_getdents
-#undef __NR_ftruncate
-#undef __NR_truncate
-#undef __NR_stat
-#undef __NR_fstat
-#undef __NR_lstat
-#undef __NR_statfs
-#undef __NR_fstatfs
-#define __NR_getdents __NR_getdents64
-#define __NR_ftruncate __NR_ftruncate64
-#define __NR_truncate __NR_truncate64
-#define __NR_stat __NR_stat64
-#define __NR_fstat __NR_fstat64
-#define __NR_lstat __NR_lstat64
-#define __NR_statfs __NR_statfs64
-#define __NR_fstatfs __NR_fstatfs64
-#define __NR_fstatat __NR_fstatat64
-#define __NR_pread __NR_pread64
-#define __NR_pwrite __NR_pwrite64
+static inline long syscall4(long n, long a1, long a2, long a3, long a4)
+{
+ unsigned long ret;
+ __asm__ __volatile__ ("xchg %2,%%ebx ; int $128 ; xchg %2,%%ebx"
+ : "=a"(ret) : "a"(n), "r"(a1), "c"(a2), "d"(a3), "S"(a4) : "memory");
+ return __syscall_ret(ret);
+}
-#undef __NR_getrlimit
-#define __NR_getrlimit __NR_ugetrlimit
+static inline long syscall5(long n, long a1, long a2, long a3, long a4, long a5)
+{
+ unsigned long ret;
+ __asm__ __volatile__ ("pushl %%ebx ; mov %%eax,%%ebx ; movl %1,%%eax ; int $128 ; popl %%ebx"
+ : "=a"(ret) : "i"(n), "a"(a1), "c"(a2), "d"(a3), "S"(a4), "D"(a5) : "memory");
+ return __syscall_ret(ret);
+}
-#undef __NR_select
-#define __NR_select __NR__newselect
+#define syscall6(n,a1,a2,a3,a4,a5,a6) __syscall((n),(a1),(a2),(a3),(a4),(a5),(a6))
+#endif
#define __SC_socket 1
#define __SC_bind 2
#define __syscall_ioctl(fd,ioc,arg) syscall3(__NR_ioctl, (fd), (ioc), (long)(arg))
#define __syscall_exit(code) syscall1(__NR_exit, code)
+long __syscall(long, ...);
+
#endif
projects / musl / blobdiff