diff options
Diffstat (limited to 'arch/x86_64/syscall.h')
| -rw-r--r-- | arch/x86_64/syscall.h | 438 |
1 files changed, 438 insertions, 0 deletions
diff --git a/arch/x86_64/syscall.h b/arch/x86_64/syscall.h new file mode 100644 index 00000000..274fcd72 --- /dev/null +++ b/arch/x86_64/syscall.h @@ -0,0 +1,438 @@ +#ifndef _SYSCALL_H +#define _SYSCALL_H + +#define SYSCALL_LL(x) x, 0 +#define SYSCALL_SIGSET_SIZE 8 + +#if defined(SYSCALL_STANDALONE) +#include <errno.h> +static inline long __syscall_ret(unsigned long r) +{ + if (r >= (unsigned long)-1 - 4096) { + errno = -(long)r; + return -1; + } + return (long)r; +} +#elif defined(SYSCALL_NORETURN) +static inline long __syscall_ret(unsigned long r) +{ + for(;;); + return 0; +} +#elif defined(SYSCALL_RETURN_ERRNO) +static inline long __syscall_ret(unsigned long r) +{ + return -r; +} +#else +extern long __syscall_ret(unsigned long); +#endif + +// 64: di, si, dx, r10, r8, r9 +// 32: ebx, ecx, edx, esi, edi, ebp + +#define SYSCALL "syscall" + +static inline long syscall0(long n) +{ + unsigned long ret; + __asm__ __volatile__ (SYSCALL : "=a"(ret) : "a"(n) : "rcx", "r11", "memory"); + return __syscall_ret(ret); +} + +static inline long syscall1(long n, long a1) +{ + unsigned long ret; + __asm__ __volatile__ (SYSCALL : "=a"(ret) : "a"(n), "D"(a1) : "rcx", "r11", "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), "D"(a1), "S"(a2) + : "rcx", "r11", "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), "D"(a1), "S"(a2), + "d"(a3) : "rcx", "r11", "memory"); + return __syscall_ret(ret); +} + +static inline long syscall4(long n, long a1, long a2, long a3, long a4) +{ + unsigned long ret; + register long r10 __asm__("r10") = a4; + __asm__ __volatile__ (SYSCALL : "=a"(ret) : "a"(n), "D"(a1), "S"(a2), + "d"(a3), "r"(r10): "rcx", "r11", "memory"); + return __syscall_ret(ret); +} + +static inline long syscall5(long n, long a1, long a2, long a3, long a4, + long a5) +{ + unsigned long ret; + register long r10 __asm__("r10") = a4; + register long r8 __asm__("r8") = a5; + __asm__ __volatile__ (SYSCALL : "=a"(ret) : "a"(n), "D"(a1), "S"(a2), + "d"(a3), "r"(r10), "r"(r8) : "rcx", "r11", "memory"); + return __syscall_ret(ret); +} + +static inline long syscall6(long n, long a1, long a2, long a3, long a4, + long a5, long a6) +{ + unsigned long ret; + register long r10 __asm__("r10") = a4; + register long r8 __asm__("r8") = a5; + register long r9 __asm__("r9") = a6; + __asm__ __volatile__ (SYSCALL : "=a"(ret) : "a"(n), "D"(a1), "S"(a2), + "d"(a3), "r"(r10), "r"(r8), "r"(r9) : "rcx", "r11", "memory"); + return __syscall_ret(ret); +} + +#define __NR_read 0 +#define __NR_write 1 +#define __NR_open 2 +#define __NR_close 3 +#define __NR_stat 4 +#define __NR_fstat 5 +#define __NR_lstat 6 +#define __NR_poll 7 +#define __NR_lseek 8 +#define __NR_mmap 9 +#define __NR_mprotect 10 +#define __NR_munmap 11 +#define __NR_brk 12 +#define __NR_rt_sigaction 13 +#define __NR_rt_sigprocmask 14 +#define __NR_rt_sigreturn 15 +#define __NR_ioctl 16 +#define __NR_pread64 17 +#define __NR_pwrite64 18 +#define __NR_readv 19 +#define __NR_writev 20 +#define __NR_access 21 +#define __NR_pipe 22 +#define __NR_select 23 +#define __NR_sched_yield 24 +#define __NR_mremap 25 +#define __NR_msync 26 +#define __NR_mincore 27 +#define __NR_madvise 28 +#define __NR_shmget 29 +#define __NR_shmat 30 +#define __NR_shmctl 31 +#define __NR_dup 32 +#define __NR_dup2 33 +#define __NR_pause 34 +#define __NR_nanosleep 35 +#define __NR_getitimer 36 +#define __NR_alarm 37 +#define __NR_setitimer 38 +#define __NR_getpid 39 +#define __NR_sendfile 40 +#define __NR_socket 41 +#define __NR_connect 42 +#define __NR_accept 43 +#define __NR_sendto 44 +#define __NR_recvfrom 45 +#define __NR_sendmsg 46 +#define __NR_recvmsg 47 +#define __NR_shutdown 48 +#define __NR_bind 49 +#define __NR_listen 50 +#define __NR_getsockname 51 +#define __NR_getpeername 52 +#define __NR_socketpair 53 +#define __NR_setsockopt 54 +#define __NR_getsockopt 55 +#define __NR_clone 56 +#define __NR_fork 57 +#define __NR_vfork 58 +#define __NR_execve 59 +#define __NR_exit 60 +#define __NR_wait4 61 +#define __NR_kill 62 +#define __NR_uname 63 +#define __NR_semget 64 +#define __NR_semop 65 +#define __NR_semctl 66 +#define __NR_shmdt 67 +#define __NR_msgget 68 +#define __NR_msgsnd 69 +#define __NR_msgrcv 70 +#define __NR_msgctl 71 +#define __NR_fcntl 72 +#define __NR_flock 73 +#define __NR_fsync 74 +#define __NR_fdatasync 75 +#define __NR_truncate 76 +#define __NR_ftruncate 77 +#define __NR_getdents 78 +#define __NR_getcwd 79 +#define __NR_chdir 80 +#define __NR_fchdir 81 +#define __NR_rename 82 +#define __NR_mkdir 83 +#define __NR_rmdir 84 +#define __NR_creat 85 +#define __NR_link 86 +#define __NR_unlink 87 +#define __NR_symlink 88 +#define __NR_readlink 89 +#define __NR_chmod 90 +#define __NR_fchmod 91 +#define __NR_chown 92 +#define __NR_fchown 93 +#define __NR_lchown 94 +#define __NR_umask 95 +#define __NR_gettimeofday 96 +#define __NR_getrlimit 97 +#define __NR_getrusage 98 +#define __NR_sysinfo 99 +#define __NR_times 100 +#define __NR_ptrace 101 +#define __NR_getuid 102 +#define __NR_syslog 103 +#define __NR_getgid 104 +#define __NR_setuid 105 +#define __NR_setgid 106 +#define __NR_geteuid 107 +#define __NR_getegid 108 +#define __NR_setpgid 109 +#define __NR_getppid 110 +#define __NR_getpgrp 111 +#define __NR_setsid 112 +#define __NR_setreuid 113 +#define __NR_setregid 114 +#define __NR_getgroups 115 +#define __NR_setgroups 116 +#define __NR_setresuid 117 +#define __NR_getresuid 118 +#define __NR_setresgid 119 +#define __NR_getresgid 120 +#define __NR_getpgid 121 +#define __NR_setfsuid 122 +#define __NR_setfsgid 123 +#define __NR_getsid 124 +#define __NR_capget 125 +#define __NR_capset 126 +#define __NR_rt_sigpending 127 +#define __NR_rt_sigtimedwait 128 +#define __NR_rt_sigqueueinfo 129 +#define __NR_rt_sigsuspend 130 +#define __NR_sigaltstack 131 +#define __NR_utime 132 +#define __NR_mknod 133 +#define __NR_uselib 134 +#define __NR_personality 135 +#define __NR_ustat 136 +#define __NR_statfs 137 +#define __NR_fstatfs 138 +#define __NR_sysfs 139 +#define __NR_getpriority 140 +#define __NR_setpriority 141 +#define __NR_sched_setparam 142 +#define __NR_sched_getparam 143 +#define __NR_sched_setscheduler 144 +#define __NR_sched_getscheduler 145 +#define __NR_sched_get_priority_max 146 +#define __NR_sched_get_priority_min 147 +#define __NR_sched_rr_get_interval 148 +#define __NR_mlock 149 +#define __NR_munlock 150 +#define __NR_mlockall 151 +#define __NR_munlockall 152 +#define __NR_vhangup 153 +#define __NR_modify_ldt 154 +#define __NR_pivot_root 155 +#define __NR__sysctl 156 +#define __NR_prctl 157 +#define __NR_arch_prctl 158 +#define __NR_adjtimex 159 +#define __NR_setrlimit 160 +#define __NR_chroot 161 +#define __NR_sync 162 +#define __NR_acct 163 +#define __NR_settimeofday 164 +#define __NR_mount 165 +#define __NR_umount2 166 +#define __NR_swapon 167 +#define __NR_swapoff 168 +#define __NR_reboot 169 +#define __NR_sethostname 170 +#define __NR_setdomainname 171 +#define __NR_iopl 172 +#define __NR_ioperm 173 +#define __NR_create_module 174 +#define __NR_init_module 175 +#define __NR_delete_module 176 +#define __NR_get_kernel_syms 177 +#define __NR_query_module 178 +#define __NR_quotactl 179 +#define __NR_nfsservctl 180 +#define __NR_getpmsg 181 +#define __NR_putpmsg 182 +#define __NR_afs_syscall 183 +#define __NR_tuxcall 184 +#define __NR_security 185 +#define __NR_gettid 186 +#define __NR_readahead 187 +#define __NR_setxattr 188 +#define __NR_lsetxattr 189 +#define __NR_fsetxattr 190 +#define __NR_getxattr 191 +#define __NR_lgetxattr 192 +#define __NR_fgetxattr 193 +#define __NR_listxattr 194 +#define __NR_llistxattr 195 +#define __NR_flistxattr 196 +#define __NR_removexattr 197 +#define __NR_lremovexattr 198 +#define __NR_fremovexattr 199 +#define __NR_tkill 200 +#define __NR_time 201 +#define __NR_futex 202 +#define __NR_sched_setaffinity 203 +#define __NR_sched_getaffinity 204 +#define __NR_set_thread_area 205 +#define __NR_io_setup 206 +#define __NR_io_destroy 207 +#define __NR_io_getevents 208 +#define __NR_io_submit 209 +#define __NR_io_cancel 210 +#define __NR_get_thread_area 211 +#define __NR_lookup_dcookie 212 +#define __NR_epoll_create 213 +#define __NR_epoll_ctl_old 214 +#define __NR_epoll_wait_old 215 +#define __NR_remap_file_pages 216 +#define __NR_getdents64 217 +#define __NR_set_tid_address 218 +#define __NR_restart_syscall 219 +#define __NR_semtimedop 220 +#define __NR_fadvise64 221 +#define __NR_timer_create 222 +#define __NR_timer_settime 223 +#define __NR_timer_gettime 224 +#define __NR_timer_getoverrun 225 +#define __NR_timer_delete 226 +#define __NR_clock_settime 227 +#define __NR_clock_gettime 228 +#define __NR_clock_getres 229 +#define __NR_clock_nanosleep 230 +#define __NR_exit_group 231 +#define __NR_epoll_wait 232 +#define __NR_epoll_ctl 233 +#define __NR_tgkill 234 +#define __NR_utimes 235 +#define __NR_vserver 236 +#define __NR_mbind 237 +#define __NR_set_mempolicy 238 +#define __NR_get_mempolicy 239 +#define __NR_mq_open 240 +#define __NR_mq_unlink 241 +#define __NR_mq_timedsend 242 +#define __NR_mq_timedreceive 243 +#define __NR_mq_notify 244 +#define __NR_mq_getsetattr 245 +#define __NR_kexec_load 246 +#define __NR_waitid 247 +#define __NR_add_key 248 +#define __NR_request_key 249 +#define __NR_keyctl 250 +#define __NR_ioprio_set 251 +#define __NR_ioprio_get 252 +#define __NR_inotify_init 253 +#define __NR_inotify_add_watch 254 +#define __NR_inotify_rm_watch 255 +#define __NR_migrate_pages 256 +#define __NR_openat 257 +#define __NR_mkdirat 258 +#define __NR_mknodat 259 +#define __NR_fchownat 260 +#define __NR_futimesat 261 +#define __NR_newfstatat 262 +#define __NR_unlinkat 263 +#define __NR_renameat 264 +#define __NR_linkat 265 +#define __NR_symlinkat 266 +#define __NR_readlinkat 267 +#define __NR_fchmodat 268 +#define __NR_faccessat 269 +#define __NR_pselect6 270 +#define __NR_ppoll 271 +#define __NR_unshare 272 +#define __NR_set_robust_list 273 +#define __NR_get_robust_list 274 +#define __NR_splice 275 +#define __NR_tee 276 +#define __NR_sync_file_range 277 +#define __NR_vmsplice 278 +#define __NR_move_pages 279 +#define __NR_utimensat 280 +#define __NR_epoll_pwait 281 +#define __NR_signalfd 282 +#define __NR_timerfd_create 283 +#define __NR_eventfd 284 +#define __NR_fallocate 285 +#define __NR_timerfd_settime 286 +#define __NR_timerfd_gettime 287 +#define __NR_accept4 288 +#define __NR_signalfd4 289 +#define __NR_eventfd2 290 +#define __NR_epoll_create1 291 +#define __NR_dup3 292 +#define __NR_pipe2 293 +#define __NR_inotify_init1 294 +#define __NR_preadv 295 +#define __NR_pwritev 296 +#define __NR_rt_tgsigqueueinfo 297 +#define __NR_perf_event_open 298 +#define __NR_recvmmsg 299 +#define __NR_fanotify_init 300 +#define __NR_fanotify_mark 301 +#define __NR_prlimit64 302 + +#undef __NR_fstatat +#undef __NR_pread +#undef __NR_pwrite +#define __NR_fstatat __NR_newfstatat +#define __NR_pread __NR_pread64 +#define __NR_pwrite __NR_pwrite64 + +#undef O_LARGEFILE +#define O_LARGEFILE 0100000 + +#define socketcall(nm, a, b, c, d, e, f) syscall6(__NR_##nm, \ + (long)a, (long)b, (long)c, (long)d, (long)e, (long)f) + +/* the following are needed for iso c functions to use */ +#define __syscall_open(filename, flags, mode) syscall3(__NR_open, (long)(filename), (flags)|O_LARGEFILE, (mode)) +#define __syscall_read(fd, buf, len) syscall3(__NR_read, (fd), (long)(buf), (len)) +#define __syscall_write(fd, buf, len) syscall3(__NR_write, (fd), (long)(buf), (len)) +#define __syscall_close(fd) syscall1(__NR_close, (fd)) +#define __syscall_fcntl(fd, cmd, arg) syscall3(__NR_fcntl, (fd), (cmd), (long)(arg)) +#define __syscall_dup2(old, new) syscall2(__NR_dup2, (old), (new)) +#define __syscall_unlink(path) syscall1(__NR_unlink, (long)(path)) +#define __syscall_getpid() syscall0(__NR_getpid) +#define __syscall_kill(pid,sig) syscall2(__NR_kill, (pid), (sig)) +#define __syscall_sigaction(sig,new,old) syscall4(__NR_rt_sigaction, (sig), (long)(new), (long)(old), SYSCALL_SIGSET_SIZE) +#define __syscall_ioctl(fd,ioc,arg) syscall3(__NR_ioctl, (fd), (ioc), (long)(arg)) +#define __syscall_exit(code) syscall1(__NR_exit, code) + +#define __NEED_off_t +#include <bits/alltypes.h> + +static inline off_t __syscall_lseek(int fd, off_t offset, int whence) +{ + return syscall3(__NR_lseek, fd, offset, whence); +} + +#endif |