/* vi: set sw=4 ts=4: */ /* * Syscalls for uC-Libc * * Copyright (C) 2000 by Lineo, inc. Written by Erik Andersen * , * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU Library General Public License as published by * the Free Software Foundation; either version 2 of the License, or (at your * option) any later version. * * This program is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU Library General Public License * along with this program; if not, write to the Free Software Foundation, * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * */ #include #include #include #include //#define __NR_exit 1 #ifdef L__exit /* Do not include unistd.h, so gcc doesn't whine about * _exit returning. It really doesn't return... */ #define __NR__exit __NR_exit _syscall1(void, _exit, int, status); #endif //#define __NR_fork 2 #ifdef L_fork #include _syscall0(pid_t, fork); #endif //#define __NR_read 3 #ifdef L_read #include _syscall3(ssize_t, read, int, fd, __ptr_t, buf, size_t, count); #endif //#define __NR_write 4 #ifdef L_write #include _syscall3(ssize_t, write, int, fd, const __ptr_t, buf, size_t, count); #endif //#define __NR_open 5 #ifdef L___open #include #include #define __NR___open __NR_open _syscall3(int, __open, const char *, fn, int, flags, mode_t, mode); int open(const char *file, int oflag, ...) { int mode = 0; if (oflag & O_CREAT) { va_list args; va_start(args, oflag); mode = va_arg(args, int); va_end(args); } return __open(file, oflag, mode); } #endif //#define __NR_close 6 #ifdef L_close #include _syscall1(int, close, int, fd); #endif //#define __NR_waitpid 7 #include #ifdef L_waitpid _syscall3(pid_t, waitpid, pid_t, pid, int *, status, int, options); #endif //#define __NR_creat 8 #ifdef L_creat #include _syscall2(int, creat, const char *, file, mode_t, mode); #endif //#define __NR_link 9 #ifdef L_link #include _syscall2(int, link, const char *, oldpath, const char *, newpath); #endif //#define __NR_unlink 10 #ifdef L_unlink #include _syscall1(int, unlink, const char *, pathname); #endif //#define __NR_execve 11 #ifdef L_execve #include _syscall3(int, execve, const char *, filename, char *const *, argv, char *const *, envp); #endif //#define __NR_chdir 12 #ifdef L_chdir #include _syscall1(int, chdir, const char *, path); #endif //#define __NR_time 13 #ifdef L_time #include _syscall1(time_t, time, time_t *, t); #endif //#define __NR_mknod 14 #ifdef L_mknod #include _syscall3(int, mknod, const char *, pathname, mode_t, mode, dev_t, dev); #endif //#define __NR_chmod 15 #ifdef L_chmod #include _syscall2(int, chmod, const char *, path, mode_t, mode); #endif //#define __NR_lchown 16 #ifdef L_lchown #include _syscall3(int, lchown, const char *, path, uid_t, owner, gid_t, group); #endif //#define __NR_break 17 //#define __NR_oldstat 18 //#define __NR_lseek 19 #ifdef L_lseek #include _syscall3(off_t, lseek, int, fildes, off_t, offset, int, whence); #endif //#define __NR_getpid 20 #ifdef L_getpid #include _syscall0(pid_t, getpid); #endif //#define __NR_mount 21 #ifdef L_mount #include _syscall5(int, mount, const char *, specialfile, const char *, dir, const char *, filesystemtype, unsigned long, rwflag, const void *, data); #endif //#define __NR_umount 22 #ifdef L_umount #include _syscall1(int, umount, const char *, specialfile); #endif //#define __NR_setuid 23 #ifdef L_setuid #include _syscall1(int, setuid, uid_t, uid); #endif //#define __NR_getuid 24 #ifdef L_getuid #include _syscall0(gid_t, getuid); #endif //#define __NR_stime 25 #ifdef L_stime #include _syscall1(int, stime, time_t *, t); #endif //#define __NR_ptrace 26 //#define __NR_alarm 27 #ifdef L_alarm #include _syscall1(unsigned int, alarm, unsigned int, seconds); #endif //#define __NR_oldfstat 28 //#define __NR_pause 29 #ifdef L_pause #include _syscall0(int, pause); #endif //#define __NR_utime 30 #ifdef L_utime #include _syscall2(int, utime, const char *, filename, struct utimbuf *, buf); #endif //#define __NR_stty 31 //#define __NR_gtty 32 //#define __NR_access 33 #ifdef L_access #include _syscall2(int, access, const char *, pathname, int, mode); #endif //#define __NR_nice 34 #ifdef L_nice #include _syscall1(int, nice, int, inc); #endif //#define __NR_ftime 35 //#define __NR_sync 36 #ifdef L_sync #include _syscall0(int, sync); #endif //#define __NR_kill 37 #ifdef L_kill #include _syscall2(int, kill, pid_t, pid, int, sig); #endif //#define __NR_rename 38 #ifdef L_rename #include _syscall2(int, rename, const char *, oldpath, const char *, newpath); #endif //#define __NR_mkdir 39 #ifdef L_mkdir #include _syscall2(int, mkdir, const char *, pathname, mode_t, mode); #endif //#define __NR_rmdir 40 #ifdef L_rmdir #include _syscall1(int, rmdir, const char *, pathname); #endif //#define __NR_dup 41 #ifdef L_dup #include _syscall1(int, dup, int, oldfd); #endif //#define __NR_pipe 42 #ifdef L_pipe #include _syscall1(int, pipe, int *, filedes); #endif //#define __NR_times 43 #ifdef L_times #include _syscall1(clock_t, times, struct tms *, buf); #endif //#define __NR_prof 44 //#define __NR_brk 45 //#define __NR_setgid 46 #ifdef L_setgid #include _syscall1(int, setgid, gid_t, gid); #endif //#define __NR_getgid 47 #ifdef L_getgid #include _syscall0(gid_t, getgid); #endif //#define __NR_signal 48 //#define __NR_geteuid 49 #ifdef L_geteuid #ifdef SYS_geteuid #include _syscall0(uid_t, geteuid); #else uid_t geteuid(void) { return (getuid()); } #endif #endif //#define __NR_getegid 50 #ifdef L_getegid #ifdef SYS_getegid #include _syscall0(gid_t, getegid); #else gid_t getegid(void) { return (getgid()); } #endif #endif //#define __NR_acct 51 //#define __NR_umount2 52 #ifdef L_umount2 #include _syscall2(int, umount2, const char *, special_file, int, flags); #endif //#define __NR_lock 53 //#define __NR_ioctl 54 #ifdef L__ioctl #include #include #define __NR__ioctl __NR_ioctl _syscall3(int, _ioctl, int, fd, int, request, void *, arg); int ioctl(int fd, unsigned long int request, ...) { void *arg; va_list list; va_start(list, request); arg = va_arg(list, void *); va_end(list); return _ioctl(fd, request, arg); } #endif //#define __NR_fcntl 55 #ifdef L__fcntl #include #include #define __NR__fcntl __NR_fcntl _syscall3(int, _fcntl, int, fd, int, cmd, long, arg); int fcntl(int fd, int command, ...) { long arg; va_list list; va_start(list, command); arg = va_arg(list, long); va_end(list); return _fcntl(fd, command, arg); } #endif //#define __NR_mpx 56 //#define __NR_setpgid 57 #ifdef L_setpgid #include _syscall2(int, setpgid, pid_t, pid, pid_t, pgid); #endif //#define __NR_ulimit 58 //#define __NR_oldolduname 59 //#define __NR_umask 60 #ifdef L_umask #include _syscall1(mode_t, umask, mode_t, mask); #endif //#define __NR_chroot 61 #ifdef L_chroot #include _syscall1(int, chroot, const char *, path); #endif //#define __NR_ustat 62 //#define __NR_dup2 63 #ifdef L_dup2 #include _syscall2(int, dup2, int, oldfd, int, newfd); #endif //#define __NR_getppid 64 #ifdef L_getppid #include #ifdef SYS_getppid _syscall0(pid_t, getppid); #else pid_t getppid(void) { return (getpid()); } #endif #endif //#define __NR_getpgrp 65 #ifdef L_getpgrp #include _syscall0(pid_t, getpgrp); #endif //#define __NR_setsid 66 #ifdef L_setsid #include _syscall0(pid_t, setsid); #endif //#define __NR_sigaction 67 #ifdef L_sigaction #include _syscall3(int, sigaction, int, signum, const struct sigaction *, act, struct sigaction *, oldact); #endif //#define __NR_sgetmask 68 //#define __NR_ssetmask 69 //#define __NR_setreuid 70 #ifdef L_setreuid #include _syscall2(int, setreuid, uid_t, ruid, uid_t, euid); #endif //#define __NR_setregid 71 #ifdef L_setregid #include _syscall2(int, setregid, gid_t, rgid, gid_t, egid); #endif //#define __NR_sigsuspend 72 #ifdef L_sigsuspend #include _syscall1(int, sigsuspend, const sigset_t *, mask); #endif //#define __NR_sigpending 73 #ifdef L_sigpending #include _syscall1(int, sigpending, sigset_t *, set); #endif //#define __NR_sethostname 74 #ifdef L_sethostname #include _syscall2(int, sethostname, const char *, name, size_t, len); #endif //#define __NR_setrlimit 75 #ifdef L_setrlimit #include #include _syscall2(int, setrlimit, int, resource, const struct rlimit *, rlim); #endif //#define __NR_getrlimit 76 #ifdef L_getrlimit #include #include _syscall2(int, getrlimit, int, resource, struct rlimit *, rlim); #endif //#define __NR_getrusage 77 #ifdef L_getrusage #include _syscall2(int, getrusage, int, who, struct rusage *, usage); #endif //#define __NR_gettimeofday 78 #ifdef L_gettimeofday #include _syscall2(int, gettimeofday, struct timeval *, tv, struct timezone *, tz); #endif //#define __NR_settimeofday 79 #ifdef L_settimeofday #include _syscall2(int, settimeofday, const struct timeval *, tv, const struct timezone *, tz); #endif //#define __NR_getgroups 80 #ifdef L_getgroups #include _syscall2(int, getgroups, int, size, gid_t *, list); #endif //#define __NR_setgroups 81 #ifdef L_setgroups #include #include _syscall2(int, setgroups, size_t, size, const gid_t *, list); #endif //#define __NR_select 82 //#define __NR_symlink 83 #ifdef L_symlink #include _syscall2(int, symlink, const char *, oldpath, const char *, newpath); #endif //#define __NR_oldlstat 84 //#define __NR_readlink 85 #ifdef L_readlink #include _syscall3(int, readlink, const char *, path, char *, buf, size_t, bufsiz); #endif //#define __NR_uselib 86 #ifdef L_uselib #include _syscall1(int, uselib, const char *, library); #endif //#define __NR_swapon 87 #ifdef L_swapon #include _syscall2(int, swapon, const char *, path, int, swapflags); #endif //#define __NR_reboot 88 #ifdef L__reboot #define __NR__reboot __NR_reboot _syscall3(int, _reboot, int, magic, int, magic2, int, flag); int reboot(int flag) { return (_reboot((int) 0xfee1dead, 672274793, flag)); } #endif //#define __NR_readdir 89 //#define __NR_mmap 90 #ifdef L__mmap #define __NR__mmap __NR_mmap #include #include _syscall1(__ptr_t, _mmap, unsigned long *, buffer); __ptr_t mmap(__ptr_t addr, size_t len, int prot, int flags, int fd, __off_t offset) { unsigned long buffer[6]; buffer[0] = (unsigned long) addr; buffer[1] = (unsigned long) len; buffer[2] = (unsigned long) prot; buffer[3] = (unsigned long) flags; buffer[4] = (unsigned long) fd; buffer[5] = (unsigned long) offset; return (__ptr_t) _mmap(buffer); } #endif //#define __NR_munmap 91 #ifdef L_munmap #include #include _syscall2(int, munmap, void *, start, size_t, length); #endif //#define __NR_truncate 92 #ifdef L_truncate #include _syscall2(int, truncate, const char *, path, off_t, length); #endif //#define __NR_ftruncate 93 #ifdef L_ftruncate #include _syscall2(int, ftruncate, int, fd, off_t, length); #endif //#define __NR_fchmod 94 #ifdef L_fchmod #include _syscall2(int, fchmod, int, fildes, mode_t, mode); #endif //#define __NR_fchown 95 #ifdef L_fchown #include _syscall3(int, fchown, int, fd, uid_t, owner, gid_t, group); #endif //#define __NR_getpriority 96 #ifdef L_getpriority #include _syscall2(int, getpriority, int, which, int, who); #endif //#define __NR_setpriority 97 #ifdef L_setpriority #include _syscall3(int, setpriority, int, which, int, who, int, prio); #endif //#define __NR_profil 98 //#define __NR_statfs 99 #ifdef L_statfs #include _syscall2(int, statfs, const char *, path, struct statfs *, buf); #endif //#define __NR_fstatfs 100 #ifdef L_fstatfs #include _syscall2(int, fstatfs, int, fd, struct statfs *, buf); #endif //#define __NR_ioperm 101 #ifdef L_ioperm #include syscall3(int, ioperm, unsigned, long, from, unsigned long, num, int, turn_on); #endif //#define __NR_socketcall 102 #ifdef L_socketcall _syscall2(int, socketcall, int, call, unsigned long *, args); #endif //#define __NR_syslog 103 #ifdef L__syslog #include #define __NR__syslog __NR_syslog _syscall3(int, _syslog, int, type, char *, buf, int, len); int klogctl(int type, char *buf, int len) { return (_syslog(type, buf, len)); } #endif //#define __NR_setitimer 104 #ifdef L_setitimer #include _syscall3(int, setitimer, enum __itimer_which, which, const struct itimerval *, new, struct itimerval *, old); #endif //#define __NR_getitimer 105 #ifdef L_getitimer #include _syscall2(int, getitimer, enum __itimer_which, which, struct itimerval *, value); #endif //#define __NR_stat 106 #ifdef L__stat #define __NR__stat __NR_stat #include #include "statfix.h" _syscall2(int, _stat, const char *, file_name, struct kernel_stat *, buf); int stat(const char * file_name, struct libc_stat * cstat) { struct kernel_stat kstat; int result = _stat(file_name, &kstat); if (result == 0) { statfix(cstat, &kstat); } return result; } #endif //#define __NR_lstat 107 #ifdef L__lstat #define __NR__lstat __NR_lstat #include #include "statfix.h" _syscall2(int, _lstat, const char *, file_name, struct kernel_stat *, buf); int lstat(const char * file_name, struct libc_stat * cstat) { struct kernel_stat kstat; int result = _lstat(file_name, &kstat); if (result == 0) { statfix(cstat, &kstat); } return result; } #endif //#define __NR_fstat 108 #ifdef L__fstat #define __NR__fstat __NR_fstat #include #include "statfix.h" _syscall2(int, _fstat, int, filedes, struct kernel_stat *, buf); int fstat(int fd, struct libc_stat *cstat) { struct kernel_stat kstat; int result = _fstat(fd, &kstat); if (result == 0) { statfix(cstat, &kstat); } return result; } #endif //#define __NR_olduname 109 //#define __NR_iopl 110 #ifdef L_iopl #include _syscall1(int, iopl, int, level); #endif //#define __NR_vhangup 111 #ifdef L_vhangup #include _syscall0(int, vhangup); #endif //#define __NR_idle 112 //int idle(void); //#define __NR_vm86old 113 //#define __NR_wait4 114 #ifdef L_wait4 #include _syscall4(pid_t, wait4, pid_t, pid, int *, status, int, options, struct rusage *, rusage); #endif //#define __NR_swapoff 115 #ifdef L_swapoff #include _syscall1(int, swapoff, const char *, path); #endif //#define __NR_sysinfo 116 #ifdef L_sysinfo #include _sysinfo(int, sysinfo, struct sysinfo *, info); #endif //#define __NR_ipc 117 #ifdef L_ipc //_syscall6(int,ipc,unsigned int,call, int,first, int,second, int,third, void *,ptr, long, fifth); #endif //#define __NR_fsync 118 #ifdef L_fsync #include _syscall1(int, fsync, int, fd); #endif //#define __NR_sigreturn 119 //int sigreturn(unsigned long __unused); //#define __NR_clone 120 //#define __NR_setdomainname 121 #ifdef L_setdomainname #include _syscall2(int, setdomainname, const char *, name, size_t, len); #endif //#define __NR_uname 122 #ifdef L_uname #include _syscall1(int, uname, struct utsname *, buf); #endif //#define __NR_modify_ldt 123 //#define __NR_adjtimex 124 #ifdef L_adjtimex #include _syscall1(int, adjtimex, struct timex *, buf); #endif //#define __NR_mprotect 125 #ifdef L_mprotect #include _syscall3(int, mprotect, const void *, addr, size_t, len, int, prot); #endif //#define __NR_sigprocmask 126 #ifdef L_sigprocmask #include _syscall3(int, sigprocmask, int, how, const sigset_t *, set, sigset_t *, oldset); #endif //#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 #ifdef L_getpgid _syscall1(pid_t, getpgid, pid_t, pid); #endif //#define __NR_fchdir 133 #ifdef L_fchdir #include _syscall1(int, fchdir, int, fd); #endif //#define __NR_bdflush 134 //#define __NR_sysfs 135 //#define __NR_personality 136 //#define __NR_afs_syscall 137 //#define __NR_setfsuid 138 #ifdef L_setfsuid SYSCALL__(setfsuid, 1) ret #endif //#define __NR_setfsgid 139 #ifdef L_setfsgid SYSCALL__(setfsgid, 1) ret #endif //#define __NR__llseek 140 #ifdef L__llseek _syscall5(int, _llseek, int, fd, off_t, hoff, off_t, loff, loff_t *, res, int, whence); loff_t llseek(int fd, loff_t offset, int whence) { int ret; loff_t result; ret = _llseek(fd, (off_t) (offset >> 32), (off_t) (offset & 0xffffffff), &result, whence); return ret ? (loff_t) ret : result; } #endif //#define __NR_getdents 141 #ifdef L__getdents #define __NR__getdents __NR_getdents #include #include _syscall3(int, _getdents, int, fd, char *, dirp, size_t, count); #endif //#define __NR__newselect 142 #ifdef L__newselect #include _syscall5(int, _newselect, int, n, fd_set *, readfds, fd_set *, writefds, fd_set *, exceptfds, struct timeval *, timeout); int select(int n, fd_set * readfds, fd_set * writefds, fd_set * exceptfds, struct timeval *timeout) { return (_newselect(n, readfds, writefds, exceptfds, timeout)); } #endif //#define __NR_flock 143 #ifdef L_flock SYSCALL__(flock, 2) ret #endif //#define __NR_msync 144 #ifdef L_msync SYSCALL__(msync, 3) ret #endif //#define __NR_readv 145 #ifdef L_readv #include _syscall3(ssize_t, readv, int, filedes, const struct iovec *, vector, int, count); #endif //#define __NR_writev 146 #ifdef L_writev #include _syscall3(ssize_t, writev, int, filedes, const struct iovec *, vector, int, count); #endif //#define __NR_getsid 147 #ifdef L_getsid SYSCALL__(getsid, 1) ret #endif //#define __NR_fdatasync 148 #ifdef L_fdatasync SYSCALL__(fdatasync, 1) ret #endif //#define __NR__sysctl 149 //#define __NR_mlock 150 #ifdef L_mlock SYSCALL__(mlock, 2) ret #endif //#define __NR_munlock 151 #ifdef L_munlock SYSCALL__(munlock, 2) ret #endif //#define __NR_mlockall 152 #ifdef L_mlockall SYSCALL__(mlockall, 1) ret #endif //#define __NR_munlockall 153 #ifdef L_munlockall SYSCALL__(munlockall, 0) ret #endif //#define __NR_sched_setparam 154 #ifdef L_sched_setparam SYSCALL__(sched_setparam, 2) ret #endif //#define __NR_sched_getparam 155 #ifdef L_sched_getparam SYSCALL__(sched_getparam, 2) ret #endif //#define __NR_sched_setscheduler 156 #ifdef L_sched_setscheduler SYSCALL__(sched_setscheduler, 3) ret #endif //#define __NR_sched_getscheduler 157 #ifdef L_sched_getscheduler SYSCALL__(sched_getscheduler, 1) ret #endif //#define __NR_sched_yield 158 #ifdef L_sched_yield SYSCALL__(sched_yield, 0) ret #endif //#define __NR_sched_get_priority_max 159 #ifdef L_sched_get_priority_max SYSCALL__(sched_get_priority_max, 1) ret #endif //#define __NR_sched_get_priority_min 160 #ifdef L_sched_get_priority_min SYSCALL__(sched_get_priority_min, 1) ret #endif //#define __NR_sched_rr_get_interval 161 #ifdef L_sched_rr_get_interval SYSCALL__(sched_rr_get_interval, 2) ret #endif //#define __NR_nanosleep 162 #ifdef L_nanosleep SYSCALL__(nanosleep, 2) ret #endif //#define __NR_mremap 163 #ifdef L_mremap #include #include _syscall4(__ptr_t, mremap, __ptr_t, old_address, size_t, old_size, size_t, new_size, int, may_move); #endif //#define __NR_setresuid 164 //#define __NR_getresuid 165 //#define __NR_vm86 166 //#define __NR_query_module 167 //#define __NR_poll 168 #ifdef L_poll SYSCALL__(poll, 3) ret #endif //#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_pread 180 //#define __NR_pwrite 181 //#define __NR_chown 182 #ifdef L_chown #include _syscall3(int, chown, const char *, path, uid_t, owner, gid_t, group); #endif //#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