long hio_uname(struct old_utsname __user *name) { if (!syscall_isset(__NR_uname, current->aspace->hio_syscall_mask)) return sys_uname(name); return hio_format_and_exec_syscall(__NR_uname, 1, name); }
DEFINE_SYSCALL(oldolduname, struct oldold_utsname *, buf) { if (!mm_check_write(buf, sizeof(struct oldold_utsname))) return -EFAULT; struct utsname newbuf; sys_uname(&newbuf); strncpy(buf->sysname, newbuf.sysname, __OLD_UTS_LEN + 1); strncpy(buf->nodename, newbuf.nodename, __OLD_UTS_LEN + 1); strncpy(buf->release, newbuf.release, __OLD_UTS_LEN + 1); strncpy(buf->version, newbuf.version, __OLD_UTS_LEN + 1); strncpy(buf->machine, newbuf.machine, __OLD_UTS_LEN + 1); return 0; }
static int syscall_dispatch(uint32_t sysnum, uint32_t args, regs_t *regs) { switch (sysnum) { case SYS_waitpid: return sys_waitpid((waitpid_args_t *)args); case SYS_exit: do_exit((int)args); panic("exit failed!\n"); return 0; case SYS_thr_exit: kthread_exit((void *)args); panic("thr_exit failed!\n"); return 0; case SYS_thr_yield: sched_make_runnable(curthr); sched_switch(); return 0; case SYS_fork: return sys_fork(regs); case SYS_getpid: return curproc->p_pid; case SYS_sync: sys_sync(); return 0; #ifdef __MOUNTING__ case SYS_mount: return sys_mount((mount_args_t *) args); case SYS_umount: return sys_umount((argstr_t *) args); #endif case SYS_mmap: return (int) sys_mmap((mmap_args_t *) args); case SYS_munmap: return sys_munmap((munmap_args_t *) args); case SYS_open: return sys_open((open_args_t *) args); case SYS_close: return sys_close((int)args); case SYS_read: return sys_read((read_args_t *)args); case SYS_write: return sys_write((write_args_t *)args); case SYS_dup: return sys_dup((int)args); case SYS_dup2: return sys_dup2((dup2_args_t *)args); case SYS_mkdir: return sys_mkdir((mkdir_args_t *)args); case SYS_rmdir: return sys_rmdir((argstr_t *)args); case SYS_unlink: return sys_unlink((argstr_t *)args); case SYS_link: return sys_link((link_args_t *)args); case SYS_rename: return sys_rename((rename_args_t *)args); case SYS_chdir: return sys_chdir((argstr_t *)args); case SYS_getdents: return sys_getdents((getdents_args_t *)args); case SYS_brk: return (int) sys_brk((void *)args); case SYS_lseek: return sys_lseek((lseek_args_t *)args); case SYS_halt: sys_halt(); return -1; case SYS_set_errno: curthr->kt_errno = (int)args; return 0; case SYS_errno: return curthr->kt_errno; case SYS_execve: return sys_execve((execve_args_t *)args, regs); case SYS_stat: return sys_stat((stat_args_t *)args); case SYS_uname: return sys_uname((struct utsname *)args); case SYS_debug: return sys_debug((argstr_t *)args); case SYS_kshell: return sys_kshell((int)args); default: dbg(DBG_ERROR, "ERROR: unknown system call: %d (args: %#08x)\n", sysnum, args); curthr->kt_errno = ENOSYS; return -1; } }
int uname(struct utsname *buf) { return sys_uname(buf); }