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/*
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* Linux syscalls
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*
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* Copyright (c) 2003 Fabrice Bellard
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <stdlib.h> |
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#include <stdio.h> |
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#include <stdarg.h> |
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#include <elf.h> |
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#include <endian.h> |
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#include <errno.h> |
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#include <unistd.h> |
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#include <fcntl.h> |
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#include <sys/types.h> |
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#include <sys/wait.h> |
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#include <sys/time.h> |
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#include <sys/stat.h> |
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#include <sys/mount.h> |
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#include <sys/resource.h> |
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#include <sys/mman.h> |
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#include <sys/swap.h> |
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#include <signal.h> |
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#include <sched.h> |
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#include <sys/socket.h> |
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#include <sys/uio.h> |
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//#include <sys/user.h>
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|
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#define termios host_termios
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#define winsize host_winsize
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#define termio host_termio
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#include <linux/termios.h> |
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#include <linux/unistd.h> |
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#include <linux/utsname.h> |
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#include <linux/cdrom.h> |
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#include <linux/hdreg.h> |
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#include <linux/soundcard.h> |
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|
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#include "gemu.h" |
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|
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//#define DEBUG
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|
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#ifndef PAGE_SIZE
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#define PAGE_SIZE 4096 |
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#define PAGE_MASK ~(PAGE_SIZE - 1) |
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#endif
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|
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struct dirent {
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long d_ino;
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long d_off;
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unsigned short d_reclen; |
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char d_name[256]; /* We must not include limits.h! */ |
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}; |
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#include "syscall_defs.h" |
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|
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#ifdef TARGET_I386
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#include "syscall-i386.h" |
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#endif
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|
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#define __NR_sys_uname __NR_uname
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#define __NR_sys_getcwd1 __NR_getcwd
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#define __NR_sys_statfs __NR_statfs
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#define __NR_sys_fstatfs __NR_fstatfs
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#define __NR_sys_getdents __NR_getdents
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|
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#ifdef __NR_gettid
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_syscall0(int, gettid)
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#else
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static int gettid(void) { |
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return -ENOSYS;
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} |
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#endif
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_syscall1(int,sys_uname,struct new_utsname *,buf) |
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_syscall2(int,sys_getcwd1,char *,buf,size_t,size) |
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_syscall3(int, sys_getdents, uint, fd, struct dirent *, dirp, uint, count); |
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_syscall5(int, _llseek, uint, fd, ulong, hi, ulong, lo,
|
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loff_t *, res, uint, wh); |
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_syscall2(int,sys_statfs,const char *,path,struct kernel_statfs *,buf) |
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_syscall2(int,sys_fstatfs,int,fd,struct kernel_statfs *,buf) |
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|
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static inline long get_errno(long ret) |
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{
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if (ret == -1) |
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return -errno;
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else
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return ret;
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} |
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|
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static inline int is_error(long ret) |
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{
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return (unsigned long)ret >= (unsigned long)(-4096); |
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} |
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|
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static char *target_brk; |
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static char *target_original_brk; |
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|
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void target_set_brk(char *new_brk) |
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{
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target_brk = new_brk; |
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target_original_brk = new_brk; |
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} |
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|
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static long do_brk(char *new_brk) |
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{
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char *brk_page;
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long mapped_addr;
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int new_alloc_size;
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|
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if (!new_brk)
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return (long)target_brk; |
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if (new_brk < target_original_brk)
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return -ENOMEM;
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brk_page = (char *)(((unsigned long)target_brk + PAGE_SIZE - 1) & PAGE_MASK); |
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/* If the new brk is less than this, set it and we're done... */
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if (new_brk < brk_page) {
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target_brk = new_brk; |
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return (long)target_brk; |
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} |
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/* We need to allocate more memory after the brk... */
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new_alloc_size = ((new_brk - brk_page + 1)+(PAGE_SIZE-1)) & PAGE_MASK; |
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mapped_addr = get_errno((long)mmap((caddr_t)brk_page, new_alloc_size,
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PROT_READ|PROT_WRITE, |
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MAP_ANON|MAP_FIXED|MAP_PRIVATE, 0, 0)); |
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if (is_error(mapped_addr)) {
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return mapped_addr;
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} else {
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target_brk = new_brk; |
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return (long)target_brk; |
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} |
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} |
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static inline fd_set *target_to_host_fds(fd_set *fds, |
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target_long *target_fds, int n)
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{
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#if !defined(BSWP_NEEDED) && !defined(WORD_BIGENDIAN)
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return (fd_set *)target_fds;
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#else
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int i, b;
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if (target_fds) {
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FD_ZERO(fds); |
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for(i = 0;i < n; i++) { |
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b = (tswapl(target_fds[i / TARGET_LONG_BITS]) >> |
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(i & (TARGET_LONG_BITS - 1))) & 1; |
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if (b)
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FD_SET(i, fds); |
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} |
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return fds;
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} else {
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return NULL; |
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} |
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#endif
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} |
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static inline void host_to_target_fds(target_long *target_fds, |
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fd_set *fds, int n)
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{
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#if !defined(BSWP_NEEDED) && !defined(WORD_BIGENDIAN)
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/* nothing to do */
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#else
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int i, nw, j, k;
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target_long v; |
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|
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if (target_fds) {
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nw = n / TARGET_LONG_BITS; |
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k = 0;
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for(i = 0;i < nw; i++) { |
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v = 0;
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for(j = 0; j < TARGET_LONG_BITS; j++) { |
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v |= ((FD_ISSET(k, fds) != 0) << j);
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k++; |
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} |
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target_fds[i] = tswapl(v); |
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} |
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} |
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#endif
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} |
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/* XXX: incorrect for some archs */
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static void host_to_target_old_sigset(target_ulong *old_sigset, |
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const sigset_t *sigset)
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{
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*old_sigset = tswap32(*(unsigned long *)sigset & 0xffffffff); |
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} |
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static void target_to_host_old_sigset(sigset_t *sigset, |
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const target_ulong *old_sigset)
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{
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sigemptyset(sigset); |
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*(unsigned long *)sigset = tswapl(*old_sigset); |
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} |
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|
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static long do_select(long n, |
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target_long *target_rfds, target_long *target_wfds, |
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target_long *target_efds, struct target_timeval *target_tv)
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{
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fd_set rfds, wfds, efds; |
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fd_set *rfds_ptr, *wfds_ptr, *efds_ptr; |
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struct timeval tv, *tv_ptr;
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long ret;
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rfds_ptr = target_to_host_fds(&rfds, target_rfds, n); |
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wfds_ptr = target_to_host_fds(&wfds, target_wfds, n); |
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efds_ptr = target_to_host_fds(&efds, target_efds, n); |
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if (target_tv) {
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tv.tv_sec = tswapl(target_tv->tv_sec); |
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tv.tv_usec = tswapl(target_tv->tv_usec); |
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tv_ptr = &tv; |
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} else {
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tv_ptr = NULL;
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} |
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ret = get_errno(select(n, rfds_ptr, wfds_ptr, efds_ptr, tv_ptr)); |
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if (!is_error(ret)) {
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host_to_target_fds(target_rfds, rfds_ptr, n); |
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host_to_target_fds(target_wfds, wfds_ptr, n); |
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host_to_target_fds(target_efds, efds_ptr, n); |
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|
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if (target_tv) {
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target_tv->tv_sec = tswapl(tv.tv_sec); |
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target_tv->tv_usec = tswapl(tv.tv_usec); |
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} |
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} |
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return ret;
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} |
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|
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static long do_socketcall(int num, long *vptr) |
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{
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long ret;
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switch(num) {
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case SOCKOP_socket:
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ret = get_errno(socket(vptr[0], vptr[1], vptr[2])); |
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break;
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case SOCKOP_bind:
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ret = get_errno(bind(vptr[0], (struct sockaddr *)vptr[1], vptr[2])); |
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break;
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case SOCKOP_connect:
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ret = get_errno(connect(vptr[0], (struct sockaddr *)vptr[1], vptr[2])); |
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break;
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case SOCKOP_listen:
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ret = get_errno(listen(vptr[0], vptr[1])); |
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break;
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case SOCKOP_accept:
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{
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socklen_t size; |
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size = tswap32(*(int32_t *)vptr[2]);
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ret = get_errno(accept(vptr[0], (struct sockaddr *)vptr[1], &size)); |
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if (!is_error(ret))
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*(int32_t *)vptr[2] = size;
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} |
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break;
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case SOCKOP_getsockname:
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{
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socklen_t size; |
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size = tswap32(*(int32_t *)vptr[2]);
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ret = get_errno(getsockname(vptr[0], (struct sockaddr *)vptr[1], &size)); |
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if (!is_error(ret))
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*(int32_t *)vptr[2] = size;
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} |
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break;
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case SOCKOP_getpeername:
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{
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socklen_t size; |
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size = tswap32(*(int32_t *)vptr[2]);
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ret = get_errno(getpeername(vptr[0], (struct sockaddr *)vptr[1], &size)); |
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if (!is_error(ret))
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*(int32_t *)vptr[2] = size;
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} |
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break;
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case SOCKOP_socketpair:
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{
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int tab[2]; |
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int32_t *target_tab = (int32_t *)vptr[3];
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ret = get_errno(socketpair(vptr[0], vptr[1], vptr[2], tab)); |
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if (!is_error(ret)) {
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target_tab[0] = tswap32(tab[0]); |
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target_tab[1] = tswap32(tab[1]); |
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} |
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} |
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break;
|
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case SOCKOP_send:
|
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ret = get_errno(send(vptr[0], (void *)vptr[1], vptr[2], vptr[3])); |
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break;
|
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case SOCKOP_recv:
|
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ret = get_errno(recv(vptr[0], (void *)vptr[1], vptr[2], vptr[3])); |
| 306 |
break;
|
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case SOCKOP_sendto:
|
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ret = get_errno(sendto(vptr[0], (void *)vptr[1], vptr[2], vptr[3], |
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(struct sockaddr *)vptr[4], vptr[5])); |
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break;
|
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case SOCKOP_recvfrom:
|
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{
|
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socklen_t size; |
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size = tswap32(*(int32_t *)vptr[5]);
|
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ret = get_errno(recvfrom(vptr[0], (void *)vptr[1], vptr[2], |
| 316 |
vptr[3], (struct sockaddr *)vptr[4], &size)); |
| 317 |
if (!is_error(ret))
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*(int32_t *)vptr[5] = size;
|
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} |
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break;
|
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case SOCKOP_shutdown:
|
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ret = get_errno(shutdown(vptr[0], vptr[1])); |
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break;
|
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case SOCKOP_sendmsg:
|
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case SOCKOP_recvmsg:
|
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case SOCKOP_setsockopt:
|
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case SOCKOP_getsockopt:
|
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default:
|
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gemu_log("Unsupported socketcall: %d\n", num);
|
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ret = -ENOSYS; |
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break;
|
| 332 |
} |
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return ret;
|
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} |
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|
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/* kernel structure types definitions */
|
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#define IFNAMSIZ 16 |
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|
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#define STRUCT(name, list...) STRUCT_ ## name, |
| 340 |
#define STRUCT_SPECIAL(name) STRUCT_ ## name, |
| 341 |
enum {
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#include "syscall_types.h" |
| 343 |
}; |
| 344 |
#undef STRUCT
|
| 345 |
#undef STRUCT_SPECIAL
|
| 346 |
|
| 347 |
#define STRUCT(name, list...) const argtype struct_ ## name ## _def[] = { list, TYPE_NULL }; |
| 348 |
#define STRUCT_SPECIAL(name)
|
| 349 |
#include "syscall_types.h" |
| 350 |
#undef STRUCT
|
| 351 |
#undef STRUCT_SPECIAL
|
| 352 |
|
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typedef struct IOCTLEntry { |
| 354 |
int target_cmd;
|
| 355 |
int host_cmd;
|
| 356 |
const char *name; |
| 357 |
int access;
|
| 358 |
const argtype arg_type[3]; |
| 359 |
} IOCTLEntry; |
| 360 |
|
| 361 |
#define IOC_R 0x0001 |
| 362 |
#define IOC_W 0x0002 |
| 363 |
#define IOC_RW (IOC_R | IOC_W)
|
| 364 |
|
| 365 |
#define MAX_STRUCT_SIZE 4096 |
| 366 |
|
| 367 |
const IOCTLEntry ioctl_entries[] = {
|
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#define IOCTL(cmd, access, types...) \
|
| 369 |
{ TARGET_ ## cmd, cmd, #cmd, access, { types } },
|
| 370 |
#include "ioctls.h" |
| 371 |
{ 0, 0, },
|
| 372 |
}; |
| 373 |
|
| 374 |
static long do_ioctl(long fd, long cmd, long arg) |
| 375 |
{
|
| 376 |
const IOCTLEntry *ie;
|
| 377 |
const argtype *arg_type;
|
| 378 |
long ret;
|
| 379 |
uint8_t buf_temp[MAX_STRUCT_SIZE]; |
| 380 |
|
| 381 |
ie = ioctl_entries; |
| 382 |
for(;;) {
|
| 383 |
if (ie->target_cmd == 0) { |
| 384 |
gemu_log("Unsupported ioctl: cmd=0x%04lx\n", cmd);
|
| 385 |
return -ENOSYS;
|
| 386 |
} |
| 387 |
if (ie->target_cmd == cmd)
|
| 388 |
break;
|
| 389 |
ie++; |
| 390 |
} |
| 391 |
arg_type = ie->arg_type; |
| 392 |
#ifdef DEBUG
|
| 393 |
gemu_log("ioctl: cmd=0x%04lx (%s)\n", cmd, ie->name);
|
| 394 |
#endif
|
| 395 |
switch(arg_type[0]) { |
| 396 |
case TYPE_NULL:
|
| 397 |
/* no argument */
|
| 398 |
ret = get_errno(ioctl(fd, ie->host_cmd)); |
| 399 |
break;
|
| 400 |
case TYPE_PTRVOID:
|
| 401 |
case TYPE_INT:
|
| 402 |
/* int argment */
|
| 403 |
ret = get_errno(ioctl(fd, ie->host_cmd, arg)); |
| 404 |
break;
|
| 405 |
case TYPE_PTR:
|
| 406 |
arg_type++; |
| 407 |
switch(ie->access) {
|
| 408 |
case IOC_R:
|
| 409 |
ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); |
| 410 |
if (!is_error(ret)) {
|
| 411 |
thunk_convert((void *)arg, buf_temp, arg_type, THUNK_TARGET);
|
| 412 |
} |
| 413 |
break;
|
| 414 |
case IOC_W:
|
| 415 |
thunk_convert(buf_temp, (void *)arg, arg_type, THUNK_HOST);
|
| 416 |
ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); |
| 417 |
break;
|
| 418 |
default:
|
| 419 |
case IOC_RW:
|
| 420 |
thunk_convert(buf_temp, (void *)arg, arg_type, THUNK_HOST);
|
| 421 |
ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); |
| 422 |
if (!is_error(ret)) {
|
| 423 |
thunk_convert((void *)arg, buf_temp, arg_type, THUNK_TARGET);
|
| 424 |
} |
| 425 |
break;
|
| 426 |
} |
| 427 |
break;
|
| 428 |
default:
|
| 429 |
gemu_log("Unsupported ioctl type: cmd=0x%04lx type=%d\n", cmd, arg_type[0]); |
| 430 |
ret = -ENOSYS; |
| 431 |
break;
|
| 432 |
} |
| 433 |
return ret;
|
| 434 |
} |
| 435 |
|
| 436 |
bitmask_transtbl iflag_tbl[] = {
|
| 437 |
{ TARGET_IGNBRK, TARGET_IGNBRK, IGNBRK, IGNBRK },
|
| 438 |
{ TARGET_BRKINT, TARGET_BRKINT, BRKINT, BRKINT },
|
| 439 |
{ TARGET_IGNPAR, TARGET_IGNPAR, IGNPAR, IGNPAR },
|
| 440 |
{ TARGET_PARMRK, TARGET_PARMRK, PARMRK, PARMRK },
|
| 441 |
{ TARGET_INPCK, TARGET_INPCK, INPCK, INPCK },
|
| 442 |
{ TARGET_ISTRIP, TARGET_ISTRIP, ISTRIP, ISTRIP },
|
| 443 |
{ TARGET_INLCR, TARGET_INLCR, INLCR, INLCR },
|
| 444 |
{ TARGET_IGNCR, TARGET_IGNCR, IGNCR, IGNCR },
|
| 445 |
{ TARGET_ICRNL, TARGET_ICRNL, ICRNL, ICRNL },
|
| 446 |
{ TARGET_IUCLC, TARGET_IUCLC, IUCLC, IUCLC },
|
| 447 |
{ TARGET_IXON, TARGET_IXON, IXON, IXON },
|
| 448 |
{ TARGET_IXANY, TARGET_IXANY, IXANY, IXANY },
|
| 449 |
{ TARGET_IXOFF, TARGET_IXOFF, IXOFF, IXOFF },
|
| 450 |
{ TARGET_IMAXBEL, TARGET_IMAXBEL, IMAXBEL, IMAXBEL },
|
| 451 |
{ 0, 0, 0, 0 }
|
| 452 |
}; |
| 453 |
|
| 454 |
bitmask_transtbl oflag_tbl[] = {
|
| 455 |
{ TARGET_OPOST, TARGET_OPOST, OPOST, OPOST },
|
| 456 |
{ TARGET_OLCUC, TARGET_OLCUC, OLCUC, OLCUC },
|
| 457 |
{ TARGET_ONLCR, TARGET_ONLCR, ONLCR, ONLCR },
|
| 458 |
{ TARGET_OCRNL, TARGET_OCRNL, OCRNL, OCRNL },
|
| 459 |
{ TARGET_ONOCR, TARGET_ONOCR, ONOCR, ONOCR },
|
| 460 |
{ TARGET_ONLRET, TARGET_ONLRET, ONLRET, ONLRET },
|
| 461 |
{ TARGET_OFILL, TARGET_OFILL, OFILL, OFILL },
|
| 462 |
{ TARGET_OFDEL, TARGET_OFDEL, OFDEL, OFDEL },
|
| 463 |
{ TARGET_NLDLY, TARGET_NL0, NLDLY, NL0 },
|
| 464 |
{ TARGET_NLDLY, TARGET_NL1, NLDLY, NL1 },
|
| 465 |
{ TARGET_CRDLY, TARGET_CR0, CRDLY, CR0 },
|
| 466 |
{ TARGET_CRDLY, TARGET_CR1, CRDLY, CR1 },
|
| 467 |
{ TARGET_CRDLY, TARGET_CR2, CRDLY, CR2 },
|
| 468 |
{ TARGET_CRDLY, TARGET_CR3, CRDLY, CR3 },
|
| 469 |
{ TARGET_TABDLY, TARGET_TAB0, TABDLY, TAB0 },
|
| 470 |
{ TARGET_TABDLY, TARGET_TAB1, TABDLY, TAB1 },
|
| 471 |
{ TARGET_TABDLY, TARGET_TAB2, TABDLY, TAB2 },
|
| 472 |
{ TARGET_TABDLY, TARGET_TAB3, TABDLY, TAB3 },
|
| 473 |
{ TARGET_BSDLY, TARGET_BS0, BSDLY, BS0 },
|
| 474 |
{ TARGET_BSDLY, TARGET_BS1, BSDLY, BS1 },
|
| 475 |
{ TARGET_VTDLY, TARGET_VT0, VTDLY, VT0 },
|
| 476 |
{ TARGET_VTDLY, TARGET_VT1, VTDLY, VT1 },
|
| 477 |
{ TARGET_FFDLY, TARGET_FF0, FFDLY, FF0 },
|
| 478 |
{ TARGET_FFDLY, TARGET_FF1, FFDLY, FF1 },
|
| 479 |
{ 0, 0, 0, 0 }
|
| 480 |
}; |
| 481 |
|
| 482 |
bitmask_transtbl cflag_tbl[] = {
|
| 483 |
{ TARGET_CBAUD, TARGET_B0, CBAUD, B0 },
|
| 484 |
{ TARGET_CBAUD, TARGET_B50, CBAUD, B50 },
|
| 485 |
{ TARGET_CBAUD, TARGET_B75, CBAUD, B75 },
|
| 486 |
{ TARGET_CBAUD, TARGET_B110, CBAUD, B110 },
|
| 487 |
{ TARGET_CBAUD, TARGET_B134, CBAUD, B134 },
|
| 488 |
{ TARGET_CBAUD, TARGET_B150, CBAUD, B150 },
|
| 489 |
{ TARGET_CBAUD, TARGET_B200, CBAUD, B200 },
|
| 490 |
{ TARGET_CBAUD, TARGET_B300, CBAUD, B300 },
|
| 491 |
{ TARGET_CBAUD, TARGET_B600, CBAUD, B600 },
|
| 492 |
{ TARGET_CBAUD, TARGET_B1200, CBAUD, B1200 },
|
| 493 |
{ TARGET_CBAUD, TARGET_B1800, CBAUD, B1800 },
|
| 494 |
{ TARGET_CBAUD, TARGET_B2400, CBAUD, B2400 },
|
| 495 |
{ TARGET_CBAUD, TARGET_B4800, CBAUD, B4800 },
|
| 496 |
{ TARGET_CBAUD, TARGET_B9600, CBAUD, B9600 },
|
| 497 |
{ TARGET_CBAUD, TARGET_B19200, CBAUD, B19200 },
|
| 498 |
{ TARGET_CBAUD, TARGET_B38400, CBAUD, B38400 },
|
| 499 |
{ TARGET_CBAUD, TARGET_B57600, CBAUD, B57600 },
|
| 500 |
{ TARGET_CBAUD, TARGET_B115200, CBAUD, B115200 },
|
| 501 |
{ TARGET_CBAUD, TARGET_B230400, CBAUD, B230400 },
|
| 502 |
{ TARGET_CBAUD, TARGET_B460800, CBAUD, B460800 },
|
| 503 |
{ TARGET_CSIZE, TARGET_CS5, CSIZE, CS5 },
|
| 504 |
{ TARGET_CSIZE, TARGET_CS6, CSIZE, CS6 },
|
| 505 |
{ TARGET_CSIZE, TARGET_CS7, CSIZE, CS7 },
|
| 506 |
{ TARGET_CSIZE, TARGET_CS8, CSIZE, CS8 },
|
| 507 |
{ TARGET_CSTOPB, TARGET_CSTOPB, CSTOPB, CSTOPB },
|
| 508 |
{ TARGET_CREAD, TARGET_CREAD, CREAD, CREAD },
|
| 509 |
{ TARGET_PARENB, TARGET_PARENB, PARENB, PARENB },
|
| 510 |
{ TARGET_PARODD, TARGET_PARODD, PARODD, PARODD },
|
| 511 |
{ TARGET_HUPCL, TARGET_HUPCL, HUPCL, HUPCL },
|
| 512 |
{ TARGET_CLOCAL, TARGET_CLOCAL, CLOCAL, CLOCAL },
|
| 513 |
{ TARGET_CRTSCTS, TARGET_CRTSCTS, CRTSCTS, CRTSCTS },
|
| 514 |
{ 0, 0, 0, 0 }
|
| 515 |
}; |
| 516 |
|
| 517 |
bitmask_transtbl lflag_tbl[] = {
|
| 518 |
{ TARGET_ISIG, TARGET_ISIG, ISIG, ISIG },
|
| 519 |
{ TARGET_ICANON, TARGET_ICANON, ICANON, ICANON },
|
| 520 |
{ TARGET_XCASE, TARGET_XCASE, XCASE, XCASE },
|
| 521 |
{ TARGET_ECHO, TARGET_ECHO, ECHO, ECHO },
|
| 522 |
{ TARGET_ECHOE, TARGET_ECHOE, ECHOE, ECHOE },
|
| 523 |
{ TARGET_ECHOK, TARGET_ECHOK, ECHOK, ECHOK },
|
| 524 |
{ TARGET_ECHONL, TARGET_ECHONL, ECHONL, ECHONL },
|
| 525 |
{ TARGET_NOFLSH, TARGET_NOFLSH, NOFLSH, NOFLSH },
|
| 526 |
{ TARGET_TOSTOP, TARGET_TOSTOP, TOSTOP, TOSTOP },
|
| 527 |
{ TARGET_ECHOCTL, TARGET_ECHOCTL, ECHOCTL, ECHOCTL },
|
| 528 |
{ TARGET_ECHOPRT, TARGET_ECHOPRT, ECHOPRT, ECHOPRT },
|
| 529 |
{ TARGET_ECHOKE, TARGET_ECHOKE, ECHOKE, ECHOKE },
|
| 530 |
{ TARGET_FLUSHO, TARGET_FLUSHO, FLUSHO, FLUSHO },
|
| 531 |
{ TARGET_PENDIN, TARGET_PENDIN, PENDIN, PENDIN },
|
| 532 |
{ TARGET_IEXTEN, TARGET_IEXTEN, IEXTEN, IEXTEN },
|
| 533 |
{ 0, 0, 0, 0 }
|
| 534 |
}; |
| 535 |
|
| 536 |
static void target_to_host_termios (void *dst, const void *src) |
| 537 |
{
|
| 538 |
struct host_termios *host = dst;
|
| 539 |
const struct target_termios *target = src; |
| 540 |
|
| 541 |
host->c_iflag = |
| 542 |
target_to_host_bitmask(tswap32(target->c_iflag), iflag_tbl); |
| 543 |
host->c_oflag = |
| 544 |
target_to_host_bitmask(tswap32(target->c_oflag), oflag_tbl); |
| 545 |
host->c_cflag = |
| 546 |
target_to_host_bitmask(tswap32(target->c_cflag), cflag_tbl); |
| 547 |
host->c_lflag = |
| 548 |
target_to_host_bitmask(tswap32(target->c_lflag), lflag_tbl); |
| 549 |
host->c_line = target->c_line; |
| 550 |
|
| 551 |
host->c_cc[VINTR] = target->c_cc[TARGET_VINTR]; |
| 552 |
host->c_cc[VQUIT] = target->c_cc[TARGET_VQUIT]; |
| 553 |
host->c_cc[VERASE] = target->c_cc[TARGET_VERASE]; |
| 554 |
host->c_cc[VKILL] = target->c_cc[TARGET_VKILL]; |
| 555 |
host->c_cc[VEOF] = target->c_cc[TARGET_VEOF]; |
| 556 |
host->c_cc[VTIME] = target->c_cc[TARGET_VTIME]; |
| 557 |
host->c_cc[VMIN] = target->c_cc[TARGET_VMIN]; |
| 558 |
host->c_cc[VSWTC] = target->c_cc[TARGET_VSWTC]; |
| 559 |
host->c_cc[VSTART] = target->c_cc[TARGET_VSTART]; |
| 560 |
host->c_cc[VSTOP] = target->c_cc[TARGET_VSTOP]; |
| 561 |
host->c_cc[VSUSP] = target->c_cc[TARGET_VSUSP]; |
| 562 |
host->c_cc[VEOL] = target->c_cc[TARGET_VEOL]; |
| 563 |
host->c_cc[VREPRINT] = target->c_cc[TARGET_VREPRINT]; |
| 564 |
host->c_cc[VDISCARD] = target->c_cc[TARGET_VDISCARD]; |
| 565 |
host->c_cc[VWERASE] = target->c_cc[TARGET_VWERASE]; |
| 566 |
host->c_cc[VLNEXT] = target->c_cc[TARGET_VLNEXT]; |
| 567 |
host->c_cc[VEOL2] = target->c_cc[TARGET_VEOL2]; |
| 568 |
} |
| 569 |
|
| 570 |
static void host_to_target_termios (void *dst, const void *src) |
| 571 |
{
|
| 572 |
struct target_termios *target = dst;
|
| 573 |
const struct host_termios *host = src; |
| 574 |
|
| 575 |
target->c_iflag = |
| 576 |
tswap32(host_to_target_bitmask(host->c_iflag, iflag_tbl)); |
| 577 |
target->c_oflag = |
| 578 |
tswap32(host_to_target_bitmask(host->c_oflag, oflag_tbl)); |
| 579 |
target->c_cflag = |
| 580 |
tswap32(host_to_target_bitmask(host->c_cflag, cflag_tbl)); |
| 581 |
target->c_lflag = |
| 582 |
tswap32(host_to_target_bitmask(host->c_lflag, lflag_tbl)); |
| 583 |
target->c_line = host->c_line; |
| 584 |
|
| 585 |
target->c_cc[TARGET_VINTR] = host->c_cc[VINTR]; |
| 586 |
target->c_cc[TARGET_VQUIT] = host->c_cc[VQUIT]; |
| 587 |
target->c_cc[TARGET_VERASE] = host->c_cc[VERASE]; |
| 588 |
target->c_cc[TARGET_VKILL] = host->c_cc[VKILL]; |
| 589 |
target->c_cc[TARGET_VEOF] = host->c_cc[VEOF]; |
| 590 |
target->c_cc[TARGET_VTIME] = host->c_cc[VTIME]; |
| 591 |
target->c_cc[TARGET_VMIN] = host->c_cc[VMIN]; |
| 592 |
target->c_cc[TARGET_VSWTC] = host->c_cc[VSWTC]; |
| 593 |
target->c_cc[TARGET_VSTART] = host->c_cc[VSTART]; |
| 594 |
target->c_cc[TARGET_VSTOP] = host->c_cc[VSTOP]; |
| 595 |
target->c_cc[TARGET_VSUSP] = host->c_cc[VSUSP]; |
| 596 |
target->c_cc[TARGET_VEOL] = host->c_cc[VEOL]; |
| 597 |
target->c_cc[TARGET_VREPRINT] = host->c_cc[VREPRINT]; |
| 598 |
target->c_cc[TARGET_VDISCARD] = host->c_cc[VDISCARD]; |
| 599 |
target->c_cc[TARGET_VWERASE] = host->c_cc[VWERASE]; |
| 600 |
target->c_cc[TARGET_VLNEXT] = host->c_cc[VLNEXT]; |
| 601 |
target->c_cc[TARGET_VEOL2] = host->c_cc[VEOL2]; |
| 602 |
} |
| 603 |
|
| 604 |
StructEntry struct_termios_def = {
|
| 605 |
.convert = { host_to_target_termios, target_to_host_termios },
|
| 606 |
.size = { sizeof(struct target_termios), sizeof(struct host_termios) },
|
| 607 |
.align = { __alignof__(struct target_termios), __alignof__(struct host_termios) },
|
| 608 |
}; |
| 609 |
|
| 610 |
void syscall_init(void) |
| 611 |
{
|
| 612 |
#define STRUCT(name, list...) thunk_register_struct(STRUCT_ ## name, #name, struct_ ## name ## _def); |
| 613 |
#define STRUCT_SPECIAL(name) thunk_register_struct_direct(STRUCT_ ## name, #name, &struct_ ## name ## _def); |
| 614 |
#include "syscall_types.h" |
| 615 |
#undef STRUCT
|
| 616 |
#undef STRUCT_SPECIAL
|
| 617 |
} |
| 618 |
|
| 619 |
long do_syscall(int num, long arg1, long arg2, long arg3, |
| 620 |
long arg4, long arg5, long arg6) |
| 621 |
{
|
| 622 |
long ret;
|
| 623 |
struct stat st;
|
| 624 |
struct kernel_statfs *stfs;
|
| 625 |
|
| 626 |
#ifdef DEBUG
|
| 627 |
gemu_log("syscall %d\n", num);
|
| 628 |
#endif
|
| 629 |
switch(num) {
|
| 630 |
case TARGET_NR_exit:
|
| 631 |
_exit(arg1); |
| 632 |
ret = 0; /* avoid warning */ |
| 633 |
break;
|
| 634 |
case TARGET_NR_read:
|
| 635 |
ret = get_errno(read(arg1, (void *)arg2, arg3));
|
| 636 |
break;
|
| 637 |
case TARGET_NR_write:
|
| 638 |
ret = get_errno(write(arg1, (void *)arg2, arg3));
|
| 639 |
break;
|
| 640 |
case TARGET_NR_open:
|
| 641 |
ret = get_errno(open((const char *)arg1, arg2, arg3)); |
| 642 |
break;
|
| 643 |
case TARGET_NR_close:
|
| 644 |
ret = get_errno(close(arg1)); |
| 645 |
break;
|
| 646 |
case TARGET_NR_brk:
|
| 647 |
ret = do_brk((char *)arg1);
|
| 648 |
break;
|
| 649 |
case TARGET_NR_fork:
|
| 650 |
ret = get_errno(fork()); |
| 651 |
break;
|
| 652 |
case TARGET_NR_waitpid:
|
| 653 |
{
|
| 654 |
int *status = (int *)arg2; |
| 655 |
ret = get_errno(waitpid(arg1, status, arg3)); |
| 656 |
if (!is_error(ret) && status)
|
| 657 |
tswapls((long *)&status);
|
| 658 |
} |
| 659 |
break;
|
| 660 |
case TARGET_NR_creat:
|
| 661 |
ret = get_errno(creat((const char *)arg1, arg2)); |
| 662 |
break;
|
| 663 |
case TARGET_NR_link:
|
| 664 |
ret = get_errno(link((const char *)arg1, (const char *)arg2)); |
| 665 |
break;
|
| 666 |
case TARGET_NR_unlink:
|
| 667 |
ret = get_errno(unlink((const char *)arg1)); |
| 668 |
break;
|
| 669 |
case TARGET_NR_execve:
|
| 670 |
ret = get_errno(execve((const char *)arg1, (void *)arg2, (void *)arg3)); |
| 671 |
break;
|
| 672 |
case TARGET_NR_chdir:
|
| 673 |
ret = get_errno(chdir((const char *)arg1)); |
| 674 |
break;
|
| 675 |
case TARGET_NR_time:
|
| 676 |
{
|
| 677 |
int *time_ptr = (int *)arg1; |
| 678 |
ret = get_errno(time((time_t *)time_ptr)); |
| 679 |
if (!is_error(ret) && time_ptr)
|
| 680 |
tswap32s(time_ptr); |
| 681 |
} |
| 682 |
break;
|
| 683 |
case TARGET_NR_mknod:
|
| 684 |
ret = get_errno(mknod((const char *)arg1, arg2, arg3)); |
| 685 |
break;
|
| 686 |
case TARGET_NR_chmod:
|
| 687 |
ret = get_errno(chmod((const char *)arg1, arg2)); |
| 688 |
break;
|
| 689 |
case TARGET_NR_lchown:
|
| 690 |
ret = get_errno(chown((const char *)arg1, arg2, arg3)); |
| 691 |
break;
|
| 692 |
case TARGET_NR_break:
|
| 693 |
goto unimplemented;
|
| 694 |
case TARGET_NR_oldstat:
|
| 695 |
goto unimplemented;
|
| 696 |
case TARGET_NR_lseek:
|
| 697 |
ret = get_errno(lseek(arg1, arg2, arg3)); |
| 698 |
break;
|
| 699 |
case TARGET_NR_getpid:
|
| 700 |
ret = get_errno(getpid()); |
| 701 |
break;
|
| 702 |
case TARGET_NR_mount:
|
| 703 |
/* need to look at the data field */
|
| 704 |
goto unimplemented;
|
| 705 |
case TARGET_NR_umount:
|
| 706 |
ret = get_errno(umount((const char *)arg1)); |
| 707 |
break;
|
| 708 |
case TARGET_NR_setuid:
|
| 709 |
ret = get_errno(setuid(arg1)); |
| 710 |
break;
|
| 711 |
case TARGET_NR_getuid:
|
| 712 |
ret = get_errno(getuid()); |
| 713 |
break;
|
| 714 |
case TARGET_NR_stime:
|
| 715 |
{
|
| 716 |
int *time_ptr = (int *)arg1; |
| 717 |
if (time_ptr)
|
| 718 |
tswap32s(time_ptr); |
| 719 |
ret = get_errno(stime((time_t *)time_ptr)); |
| 720 |
} |
| 721 |
break;
|
| 722 |
case TARGET_NR_ptrace:
|
| 723 |
goto unimplemented;
|
| 724 |
case TARGET_NR_alarm:
|
| 725 |
ret = alarm(arg1); |
| 726 |
break;
|
| 727 |
case TARGET_NR_oldfstat:
|
| 728 |
goto unimplemented;
|
| 729 |
case TARGET_NR_pause:
|
| 730 |
ret = get_errno(pause()); |
| 731 |
break;
|
| 732 |
case TARGET_NR_utime:
|
| 733 |
goto unimplemented;
|
| 734 |
case TARGET_NR_stty:
|
| 735 |
goto unimplemented;
|
| 736 |
case TARGET_NR_gtty:
|
| 737 |
goto unimplemented;
|
| 738 |
case TARGET_NR_access:
|
| 739 |
ret = get_errno(access((const char *)arg1, arg2)); |
| 740 |
break;
|
| 741 |
case TARGET_NR_nice:
|
| 742 |
ret = get_errno(nice(arg1)); |
| 743 |
break;
|
| 744 |
case TARGET_NR_ftime:
|
| 745 |
goto unimplemented;
|
| 746 |
case TARGET_NR_sync:
|
| 747 |
ret = get_errno(sync()); |
| 748 |
break;
|
| 749 |
case TARGET_NR_kill:
|
| 750 |
ret = get_errno(kill(arg1, arg2)); |
| 751 |
break;
|
| 752 |
case TARGET_NR_rename:
|
| 753 |
ret = get_errno(rename((const char *)arg1, (const char *)arg2)); |
| 754 |
break;
|
| 755 |
case TARGET_NR_mkdir:
|
| 756 |
ret = get_errno(mkdir((const char *)arg1, arg2)); |
| 757 |
break;
|
| 758 |
case TARGET_NR_rmdir:
|
| 759 |
ret = get_errno(rmdir((const char *)arg1)); |
| 760 |
break;
|
| 761 |
case TARGET_NR_dup:
|
| 762 |
ret = get_errno(dup(arg1)); |
| 763 |
break;
|
| 764 |
case TARGET_NR_pipe:
|
| 765 |
{
|
| 766 |
int *pipe_ptr = (int *)arg1; |
| 767 |
ret = get_errno(pipe(pipe_ptr)); |
| 768 |
if (!is_error(ret)) {
|
| 769 |
tswap32s(&pipe_ptr[0]);
|
| 770 |
tswap32s(&pipe_ptr[1]);
|
| 771 |
} |
| 772 |
} |
| 773 |
break;
|
| 774 |
case TARGET_NR_times:
|
| 775 |
goto unimplemented;
|
| 776 |
case TARGET_NR_prof:
|
| 777 |
goto unimplemented;
|
| 778 |
case TARGET_NR_setgid:
|
| 779 |
ret = get_errno(setgid(arg1)); |
| 780 |
break;
|
| 781 |
case TARGET_NR_getgid:
|
| 782 |
ret = get_errno(getgid()); |
| 783 |
break;
|
| 784 |
case TARGET_NR_signal:
|
| 785 |
goto unimplemented;
|
| 786 |
case TARGET_NR_geteuid:
|
| 787 |
ret = get_errno(geteuid()); |
| 788 |
break;
|
| 789 |
case TARGET_NR_getegid:
|
| 790 |
ret = get_errno(getegid()); |
| 791 |
break;
|
| 792 |
case TARGET_NR_acct:
|
| 793 |
goto unimplemented;
|
| 794 |
case TARGET_NR_umount2:
|
| 795 |
ret = get_errno(umount2((const char *)arg1, arg2)); |
| 796 |
break;
|
| 797 |
case TARGET_NR_lock:
|
| 798 |
goto unimplemented;
|
| 799 |
case TARGET_NR_ioctl:
|
| 800 |
ret = do_ioctl(arg1, arg2, arg3); |
| 801 |
break;
|
| 802 |
case TARGET_NR_fcntl:
|
| 803 |
switch(arg2) {
|
| 804 |
case F_GETLK:
|
| 805 |
case F_SETLK:
|
| 806 |
case F_SETLKW:
|
| 807 |
goto unimplemented;
|
| 808 |
default:
|
| 809 |
ret = get_errno(fcntl(arg1, arg2, arg3)); |
| 810 |
break;
|
| 811 |
} |
| 812 |
break;
|
| 813 |
case TARGET_NR_mpx:
|
| 814 |
goto unimplemented;
|
| 815 |
case TARGET_NR_setpgid:
|
| 816 |
ret = get_errno(setpgid(arg1, arg2)); |
| 817 |
break;
|
| 818 |
case TARGET_NR_ulimit:
|
| 819 |
goto unimplemented;
|
| 820 |
case TARGET_NR_oldolduname:
|
| 821 |
goto unimplemented;
|
| 822 |
case TARGET_NR_umask:
|
| 823 |
ret = get_errno(umask(arg1)); |
| 824 |
break;
|
| 825 |
case TARGET_NR_chroot:
|
| 826 |
ret = get_errno(chroot((const char *)arg1)); |
| 827 |
break;
|
| 828 |
case TARGET_NR_ustat:
|
| 829 |
goto unimplemented;
|
| 830 |
case TARGET_NR_dup2:
|
| 831 |
ret = get_errno(dup2(arg1, arg2)); |
| 832 |
break;
|
| 833 |
case TARGET_NR_getppid:
|
| 834 |
ret = get_errno(getppid()); |
| 835 |
break;
|
| 836 |
case TARGET_NR_getpgrp:
|
| 837 |
ret = get_errno(getpgrp()); |
| 838 |
break;
|
| 839 |
case TARGET_NR_setsid:
|
| 840 |
ret = get_errno(setsid()); |
| 841 |
break;
|
| 842 |
case TARGET_NR_sigaction:
|
| 843 |
#if 0
|
| 844 |
{
|
| 845 |
int signum = arg1;
|
| 846 |
struct target_old_sigaction *tact = arg2, *toldact = arg3;
|
| 847 |
ret = get_errno(setsid());
|
| 848 |
|
| 849 |
|
| 850 |
}
|
| 851 |
break;
|
| 852 |
#else
|
| 853 |
goto unimplemented;
|
| 854 |
#endif
|
| 855 |
case TARGET_NR_sgetmask:
|
| 856 |
goto unimplemented;
|
| 857 |
case TARGET_NR_ssetmask:
|
| 858 |
goto unimplemented;
|
| 859 |
case TARGET_NR_setreuid:
|
| 860 |
ret = get_errno(setreuid(arg1, arg2)); |
| 861 |
break;
|
| 862 |
case TARGET_NR_setregid:
|
| 863 |
ret = get_errno(setregid(arg1, arg2)); |
| 864 |
break;
|
| 865 |
case TARGET_NR_sigsuspend:
|
| 866 |
goto unimplemented;
|
| 867 |
case TARGET_NR_sigpending:
|
| 868 |
goto unimplemented;
|
| 869 |
case TARGET_NR_sethostname:
|
| 870 |
ret = get_errno(sethostname((const char *)arg1, arg2)); |
| 871 |
break;
|
| 872 |
case TARGET_NR_setrlimit:
|
| 873 |
goto unimplemented;
|
| 874 |
case TARGET_NR_getrlimit:
|
| 875 |
goto unimplemented;
|
| 876 |
case TARGET_NR_getrusage:
|
| 877 |
goto unimplemented;
|
| 878 |
case TARGET_NR_gettimeofday:
|
| 879 |
{
|
| 880 |
struct target_timeval *target_tv = (void *)arg1; |
| 881 |
struct timeval tv;
|
| 882 |
ret = get_errno(gettimeofday(&tv, NULL));
|
| 883 |
if (!is_error(ret)) {
|
| 884 |
target_tv->tv_sec = tswapl(tv.tv_sec); |
| 885 |
target_tv->tv_usec = tswapl(tv.tv_usec); |
| 886 |
} |
| 887 |
} |
| 888 |
break;
|
| 889 |
case TARGET_NR_settimeofday:
|
| 890 |
{
|
| 891 |
struct target_timeval *target_tv = (void *)arg1; |
| 892 |
struct timeval tv;
|
| 893 |
tv.tv_sec = tswapl(target_tv->tv_sec); |
| 894 |
tv.tv_usec = tswapl(target_tv->tv_usec); |
| 895 |
ret = get_errno(settimeofday(&tv, NULL));
|
| 896 |
} |
| 897 |
break;
|
| 898 |
case TARGET_NR_getgroups:
|
| 899 |
goto unimplemented;
|
| 900 |
case TARGET_NR_setgroups:
|
| 901 |
goto unimplemented;
|
| 902 |
case TARGET_NR_select:
|
| 903 |
goto unimplemented;
|
| 904 |
case TARGET_NR_symlink:
|
| 905 |
ret = get_errno(symlink((const char *)arg1, (const char *)arg2)); |
| 906 |
break;
|
| 907 |
case TARGET_NR_oldlstat:
|
| 908 |
goto unimplemented;
|
| 909 |
case TARGET_NR_readlink:
|
| 910 |
ret = get_errno(readlink((const char *)arg1, (char *)arg2, arg3)); |
| 911 |
break;
|
| 912 |
case TARGET_NR_uselib:
|
| 913 |
goto unimplemented;
|
| 914 |
case TARGET_NR_swapon:
|
| 915 |
ret = get_errno(swapon((const char *)arg1, arg2)); |
| 916 |
break;
|
| 917 |
case TARGET_NR_reboot:
|
| 918 |
goto unimplemented;
|
| 919 |
case TARGET_NR_readdir:
|
| 920 |
goto unimplemented;
|
| 921 |
#ifdef TARGET_I386
|
| 922 |
case TARGET_NR_mmap:
|
| 923 |
{
|
| 924 |
uint32_t v1, v2, v3, v4, v5, v6, *vptr; |
| 925 |
vptr = (uint32_t *)arg1; |
| 926 |
v1 = tswap32(vptr[0]);
|
| 927 |
v2 = tswap32(vptr[1]);
|
| 928 |
v3 = tswap32(vptr[2]);
|
| 929 |
v4 = tswap32(vptr[3]);
|
| 930 |
v5 = tswap32(vptr[4]);
|
| 931 |
v6 = tswap32(vptr[5]);
|
| 932 |
ret = get_errno((long)mmap((void *)v1, v2, v3, v4, v5, v6)); |
| 933 |
} |
| 934 |
break;
|
| 935 |
#endif
|
| 936 |
#ifdef TARGET_I386
|
| 937 |
case TARGET_NR_mmap2:
|
| 938 |
#else
|
| 939 |
case TARGET_NR_mmap:
|
| 940 |
#endif
|
| 941 |
ret = get_errno((long)mmap((void *)arg1, arg2, arg3, arg4, arg5, arg6)); |
| 942 |
break;
|
| 943 |
case TARGET_NR_munmap:
|
| 944 |
ret = get_errno(munmap((void *)arg1, arg2));
|
| 945 |
break;
|
| 946 |
case TARGET_NR_truncate:
|
| 947 |
ret = get_errno(truncate((const char *)arg1, arg2)); |
| 948 |
break;
|
| 949 |
case TARGET_NR_ftruncate:
|
| 950 |
ret = get_errno(ftruncate(arg1, arg2)); |
| 951 |
break;
|
| 952 |
case TARGET_NR_fchmod:
|
| 953 |
ret = get_errno(fchmod(arg1, arg2)); |
| 954 |
break;
|
| 955 |
case TARGET_NR_fchown:
|
| 956 |
ret = get_errno(fchown(arg1, arg2, arg3)); |
| 957 |
break;
|
| 958 |
case TARGET_NR_getpriority:
|
| 959 |
ret = get_errno(getpriority(arg1, arg2)); |
| 960 |
break;
|
| 961 |
case TARGET_NR_setpriority:
|
| 962 |
ret = get_errno(setpriority(arg1, arg2, arg3)); |
| 963 |
break;
|
| 964 |
case TARGET_NR_profil:
|
| 965 |
goto unimplemented;
|
| 966 |
case TARGET_NR_statfs:
|
| 967 |
stfs = (void *)arg2;
|
| 968 |
ret = get_errno(sys_statfs((const char *)arg1, stfs)); |
| 969 |
convert_statfs:
|
| 970 |
if (!is_error(ret)) {
|
| 971 |
tswap32s(&stfs->f_type); |
| 972 |
tswap32s(&stfs->f_bsize); |
| 973 |
tswap32s(&stfs->f_blocks); |
| 974 |
tswap32s(&stfs->f_bfree); |
| 975 |
tswap32s(&stfs->f_bavail); |
| 976 |
tswap32s(&stfs->f_files); |
| 977 |
tswap32s(&stfs->f_ffree); |
| 978 |
tswap32s(&stfs->f_fsid.val[0]);
|
| 979 |
tswap32s(&stfs->f_fsid.val[1]);
|
| 980 |
tswap32s(&stfs->f_namelen); |
| 981 |
} |
| 982 |
break;
|
| 983 |
case TARGET_NR_fstatfs:
|
| 984 |
stfs = (void *)arg2;
|
| 985 |
ret = get_errno(sys_fstatfs(arg1, stfs)); |
| 986 |
goto convert_statfs;
|
| 987 |
case TARGET_NR_ioperm:
|
| 988 |
goto unimplemented;
|
| 989 |
case TARGET_NR_socketcall:
|
| 990 |
ret = do_socketcall(arg1, (long *)arg2);
|
| 991 |
break;
|
| 992 |
case TARGET_NR_syslog:
|
| 993 |
goto unimplemented;
|
| 994 |
case TARGET_NR_setitimer:
|
| 995 |
goto unimplemented;
|
| 996 |
case TARGET_NR_getitimer:
|
| 997 |
goto unimplemented;
|
| 998 |
case TARGET_NR_stat:
|
| 999 |
ret = get_errno(stat((const char *)arg1, &st)); |
| 1000 |
goto do_stat;
|
| 1001 |
case TARGET_NR_lstat:
|
| 1002 |
ret = get_errno(lstat((const char *)arg1, &st)); |
| 1003 |
goto do_stat;
|
| 1004 |
case TARGET_NR_fstat:
|
| 1005 |
{
|
| 1006 |
ret = get_errno(fstat(arg1, &st)); |
| 1007 |
do_stat:
|
| 1008 |
if (!is_error(ret)) {
|
| 1009 |
struct target_stat *target_st = (void *)arg2; |
| 1010 |
target_st->st_dev = tswap16(st.st_dev); |
| 1011 |
target_st->st_ino = tswapl(st.st_ino); |
| 1012 |
target_st->st_mode = tswap16(st.st_mode); |
| 1013 |
target_st->st_nlink = tswap16(st.st_nlink); |
| 1014 |
target_st->st_uid = tswap16(st.st_uid); |
| 1015 |
target_st->st_gid = tswap16(st.st_gid); |
| 1016 |
target_st->st_rdev = tswap16(st.st_rdev); |
| 1017 |
target_st->st_size = tswapl(st.st_size); |
| 1018 |
target_st->st_blksize = tswapl(st.st_blksize); |
| 1019 |
target_st->st_blocks = tswapl(st.st_blocks); |
| 1020 |
target_st->st_atime = tswapl(st.st_atime); |
| 1021 |
target_st->st_mtime = tswapl(st.st_mtime); |
| 1022 |
target_st->st_ctime = tswapl(st.st_ctime); |
| 1023 |
} |
| 1024 |
} |
| 1025 |
break;
|
| 1026 |
case TARGET_NR_olduname:
|
| 1027 |
goto unimplemented;
|
| 1028 |
case TARGET_NR_iopl:
|
| 1029 |
goto unimplemented;
|
| 1030 |
case TARGET_NR_vhangup:
|
| 1031 |
ret = get_errno(vhangup()); |
| 1032 |
break;
|
| 1033 |
case TARGET_NR_idle:
|
| 1034 |
goto unimplemented;
|
| 1035 |
case TARGET_NR_vm86old:
|
| 1036 |
goto unimplemented;
|
| 1037 |
case TARGET_NR_wait4:
|
| 1038 |
{
|
| 1039 |
int status;
|
| 1040 |
target_long *status_ptr = (void *)arg2;
|
| 1041 |
struct rusage rusage, *rusage_ptr;
|
| 1042 |
struct target_rusage *target_rusage = (void *)arg4; |
| 1043 |
if (target_rusage)
|
| 1044 |
rusage_ptr = &rusage; |
| 1045 |
else
|
| 1046 |
rusage_ptr = NULL;
|
| 1047 |
ret = get_errno(wait4(arg1, &status, arg3, rusage_ptr)); |
| 1048 |
if (!is_error(ret)) {
|
| 1049 |
if (status_ptr)
|
| 1050 |
*status_ptr = tswap32(status); |
| 1051 |
if (target_rusage) {
|
| 1052 |
target_rusage->ru_utime.tv_sec = tswapl(rusage.ru_utime.tv_sec); |
| 1053 |
target_rusage->ru_utime.tv_usec = tswapl(rusage.ru_utime.tv_usec); |
| 1054 |
target_rusage->ru_stime.tv_sec = tswapl(rusage.ru_stime.tv_sec); |
| 1055 |
target_rusage->ru_stime.tv_usec = tswapl(rusage.ru_stime.tv_usec); |
| 1056 |
target_rusage->ru_maxrss = tswapl(rusage.ru_maxrss); |
| 1057 |
target_rusage->ru_ixrss = tswapl(rusage.ru_ixrss); |
| 1058 |
target_rusage->ru_idrss = tswapl(rusage.ru_idrss); |
| 1059 |
target_rusage->ru_isrss = tswapl(rusage.ru_isrss); |
| 1060 |
target_rusage->ru_minflt = tswapl(rusage.ru_minflt); |
| 1061 |
target_rusage->ru_majflt = tswapl(rusage.ru_majflt); |
| 1062 |
target_rusage->ru_nswap = tswapl(rusage.ru_nswap); |
| 1063 |
target_rusage->ru_inblock = tswapl(rusage.ru_inblock); |
| 1064 |
target_rusage->ru_oublock = tswapl(rusage.ru_oublock); |
| 1065 |
target_rusage->ru_msgsnd = tswapl(rusage.ru_msgsnd); |
| 1066 |
target_rusage->ru_msgrcv = tswapl(rusage.ru_msgrcv); |
| 1067 |
target_rusage->ru_nsignals = tswapl(rusage.ru_nsignals); |
| 1068 |
target_rusage->ru_nvcsw = tswapl(rusage.ru_nvcsw); |
| 1069 |
target_rusage->ru_nivcsw = tswapl(rusage.ru_nivcsw); |
| 1070 |
} |
| 1071 |
} |
| 1072 |
} |
| 1073 |
break;
|
| 1074 |
case TARGET_NR_swapoff:
|
| 1075 |
ret = get_errno(swapoff((const char *)arg1)); |
| 1076 |
break;
|
| 1077 |
case TARGET_NR_sysinfo:
|
| 1078 |
goto unimplemented;
|
| 1079 |
case TARGET_NR_ipc:
|
| 1080 |
goto unimplemented;
|
| 1081 |
case TARGET_NR_fsync:
|
| 1082 |
ret = get_errno(fsync(arg1)); |
| 1083 |
break;
|
| 1084 |
case TARGET_NR_sigreturn:
|
| 1085 |
goto unimplemented;
|
| 1086 |
case TARGET_NR_clone:
|
| 1087 |
goto unimplemented;
|
| 1088 |
case TARGET_NR_setdomainname:
|
| 1089 |
ret = get_errno(setdomainname((const char *)arg1, arg2)); |
| 1090 |
break;
|
| 1091 |
case TARGET_NR_uname:
|
| 1092 |
/* no need to transcode because we use the linux syscall */
|
| 1093 |
ret = get_errno(sys_uname((struct new_utsname *)arg1));
|
| 1094 |
break;
|
| 1095 |
case TARGET_NR_modify_ldt:
|
| 1096 |
goto unimplemented;
|
| 1097 |
case TARGET_NR_adjtimex:
|
| 1098 |
goto unimplemented;
|
| 1099 |
case TARGET_NR_mprotect:
|
| 1100 |
ret = get_errno(mprotect((void *)arg1, arg2, arg3));
|
| 1101 |
break;
|
| 1102 |
case TARGET_NR_sigprocmask:
|
| 1103 |
{
|
| 1104 |
int how = arg1;
|
| 1105 |
sigset_t set, oldset, *set_ptr; |
| 1106 |
target_ulong *pset = (void *)arg2, *poldset = (void *)arg3; |
| 1107 |
|
| 1108 |
switch(how) {
|
| 1109 |
case TARGET_SIG_BLOCK:
|
| 1110 |
how = SIG_BLOCK; |
| 1111 |
break;
|
| 1112 |
case TARGET_SIG_UNBLOCK:
|
| 1113 |
how = SIG_UNBLOCK; |
| 1114 |
break;
|
| 1115 |
case TARGET_SIG_SETMASK:
|
| 1116 |
how = SIG_SETMASK; |
| 1117 |
break;
|
| 1118 |
default:
|
| 1119 |
ret = -EINVAL; |
| 1120 |
goto fail;
|
| 1121 |
} |
| 1122 |
|
| 1123 |
if (pset) {
|
| 1124 |
target_to_host_old_sigset(&set, pset); |
| 1125 |
set_ptr = &set; |
| 1126 |
} else {
|
| 1127 |
set_ptr = NULL;
|
| 1128 |
} |
| 1129 |
ret = get_errno(sigprocmask(arg1, set_ptr, &oldset)); |
| 1130 |
if (!is_error(ret) && poldset) {
|
| 1131 |
host_to_target_old_sigset(poldset, &oldset); |
| 1132 |
} |
| 1133 |
} |
| 1134 |
break;
|
| 1135 |
case TARGET_NR_create_module:
|
| 1136 |
case TARGET_NR_init_module:
|
| 1137 |
case TARGET_NR_delete_module:
|
| 1138 |
case TARGET_NR_get_kernel_syms:
|
| 1139 |
goto unimplemented;
|
| 1140 |
case TARGET_NR_quotactl:
|
| 1141 |
goto unimplemented;
|
| 1142 |
case TARGET_NR_getpgid:
|
| 1143 |
ret = get_errno(getpgid(arg1)); |
| 1144 |
break;
|
| 1145 |
case TARGET_NR_fchdir:
|
| 1146 |
ret = get_errno(fchdir(arg1)); |
| 1147 |
break;
|
| 1148 |
case TARGET_NR_bdflush:
|
| 1149 |
goto unimplemented;
|
| 1150 |
case TARGET_NR_sysfs:
|
| 1151 |
goto unimplemented;
|
| 1152 |
case TARGET_NR_personality:
|
| 1153 |
ret = get_errno(mprotect((void *)arg1, arg2, arg3));
|
| 1154 |
break;
|
| 1155 |
case TARGET_NR_afs_syscall:
|
| 1156 |
goto unimplemented;
|
| 1157 |
case TARGET_NR_setfsuid:
|
| 1158 |
goto unimplemented;
|
| 1159 |
case TARGET_NR_setfsgid:
|
| 1160 |
goto unimplemented;
|
| 1161 |
case TARGET_NR__llseek:
|
| 1162 |
{
|
| 1163 |
int64_t res; |
| 1164 |
ret = get_errno(_llseek(arg1, arg2, arg3, &res, arg5)); |
| 1165 |
*(int64_t *)arg4 = tswap64(res); |
| 1166 |
} |
| 1167 |
break;
|
| 1168 |
case TARGET_NR_getdents:
|
| 1169 |
#if TARGET_LONG_SIZE != 4 |
| 1170 |
#error not supported
|
| 1171 |
#endif
|
| 1172 |
{
|
| 1173 |
struct dirent *dirp = (void *)arg2; |
| 1174 |
long count = arg3;
|
| 1175 |
ret = get_errno(sys_getdents(arg1, dirp, count)); |
| 1176 |
if (!is_error(ret)) {
|
| 1177 |
struct dirent *de;
|
| 1178 |
int len = ret;
|
| 1179 |
int reclen;
|
| 1180 |
de = dirp; |
| 1181 |
while (len > 0) { |
| 1182 |
reclen = tswap16(de->d_reclen); |
| 1183 |
if (reclen > len)
|
| 1184 |
break;
|
| 1185 |
de->d_reclen = reclen; |
| 1186 |
tswapls(&de->d_ino); |
| 1187 |
tswapls(&de->d_off); |
| 1188 |
de = (struct dirent *)((char *)de + reclen); |
| 1189 |
len -= reclen; |
| 1190 |
} |
| 1191 |
} |
| 1192 |
} |
| 1193 |
break;
|
| 1194 |
case TARGET_NR__newselect:
|
| 1195 |
ret = do_select(arg1, (void *)arg2, (void *)arg3, (void *)arg4, |
| 1196 |
(void *)arg5);
|
| 1197 |
break;
|
| 1198 |
case TARGET_NR_flock:
|
| 1199 |
goto unimplemented;
|
| 1200 |
case TARGET_NR_msync:
|
| 1201 |
ret = get_errno(msync((void *)arg1, arg2, arg3));
|
| 1202 |
break;
|
| 1203 |
case TARGET_NR_readv:
|
| 1204 |
{
|
| 1205 |
int count = arg3;
|
| 1206 |
int i;
|
| 1207 |
struct iovec *vec;
|
| 1208 |
struct target_iovec *target_vec = (void *)arg2; |
| 1209 |
|
| 1210 |
vec = alloca(count * sizeof(struct iovec)); |
| 1211 |
for(i = 0;i < count; i++) { |
| 1212 |
vec[i].iov_base = (void *)tswapl(target_vec[i].iov_base);
|
| 1213 |
vec[i].iov_len = tswapl(target_vec[i].iov_len); |
| 1214 |
} |
| 1215 |
ret = get_errno(readv(arg1, vec, count)); |
| 1216 |
} |
| 1217 |
break;
|
| 1218 |
case TARGET_NR_writev:
|
| 1219 |
{
|
| 1220 |
int count = arg3;
|
| 1221 |
int i;
|
| 1222 |
struct iovec *vec;
|
| 1223 |
struct target_iovec *target_vec = (void *)arg2; |
| 1224 |
|
| 1225 |
vec = alloca(count * sizeof(struct iovec)); |
| 1226 |
for(i = 0;i < count; i++) { |
| 1227 |
vec[i].iov_base = (void *)tswapl(target_vec[i].iov_base);
|
| 1228 |
vec[i].iov_len = tswapl(target_vec[i].iov_len); |
| 1229 |
} |
| 1230 |
ret = get_errno(writev(arg1, vec, count)); |
| 1231 |
} |
| 1232 |
break;
|
| 1233 |
case TARGET_NR_getsid:
|
| 1234 |
ret = get_errno(getsid(arg1)); |
| 1235 |
break;
|
| 1236 |
case TARGET_NR_fdatasync:
|
| 1237 |
goto unimplemented;
|
| 1238 |
case TARGET_NR__sysctl:
|
| 1239 |
goto unimplemented;
|
| 1240 |
case TARGET_NR_mlock:
|
| 1241 |
ret = get_errno(mlock((void *)arg1, arg2));
|
| 1242 |
break;
|
| 1243 |
case TARGET_NR_munlock:
|
| 1244 |
ret = get_errno(munlock((void *)arg1, arg2));
|
| 1245 |
break;
|
| 1246 |
case TARGET_NR_mlockall:
|
| 1247 |
ret = get_errno(mlockall(arg1)); |
| 1248 |
break;
|
| 1249 |
case TARGET_NR_munlockall:
|
| 1250 |
ret = get_errno(munlockall()); |
| 1251 |
break;
|
| 1252 |
case TARGET_NR_sched_setparam:
|
| 1253 |
goto unimplemented;
|
| 1254 |
case TARGET_NR_sched_getparam:
|
| 1255 |
goto unimplemented;
|
| 1256 |
case TARGET_NR_sched_setscheduler:
|
| 1257 |
goto unimplemented;
|
| 1258 |
case TARGET_NR_sched_getscheduler:
|
| 1259 |
goto unimplemented;
|
| 1260 |
case TARGET_NR_sched_yield:
|
| 1261 |
ret = get_errno(sched_yield()); |
| 1262 |
break;
|
| 1263 |
case TARGET_NR_sched_get_priority_max:
|
| 1264 |
case TARGET_NR_sched_get_priority_min:
|
| 1265 |
case TARGET_NR_sched_rr_get_interval:
|
| 1266 |
case TARGET_NR_nanosleep:
|
| 1267 |
case TARGET_NR_mremap:
|
| 1268 |
case TARGET_NR_setresuid:
|
| 1269 |
case TARGET_NR_getresuid:
|
| 1270 |
case TARGET_NR_vm86:
|
| 1271 |
case TARGET_NR_query_module:
|
| 1272 |
case TARGET_NR_poll:
|
| 1273 |
case TARGET_NR_nfsservctl:
|
| 1274 |
case TARGET_NR_setresgid:
|
| 1275 |
case TARGET_NR_getresgid:
|
| 1276 |
case TARGET_NR_prctl:
|
| 1277 |
case TARGET_NR_rt_sigreturn:
|
| 1278 |
case TARGET_NR_rt_sigaction:
|
| 1279 |
case TARGET_NR_rt_sigprocmask:
|
| 1280 |
case TARGET_NR_rt_sigpending:
|
| 1281 |
case TARGET_NR_rt_sigtimedwait:
|
| 1282 |
case TARGET_NR_rt_sigqueueinfo:
|
| 1283 |
case TARGET_NR_rt_sigsuspend:
|
| 1284 |
case TARGET_NR_pread:
|
| 1285 |
case TARGET_NR_pwrite:
|
| 1286 |
goto unimplemented;
|
| 1287 |
case TARGET_NR_chown:
|
| 1288 |
ret = get_errno(chown((const char *)arg1, arg2, arg3)); |
| 1289 |
break;
|
| 1290 |
case TARGET_NR_getcwd:
|
| 1291 |
ret = get_errno(sys_getcwd1((char *)arg1, arg2));
|
| 1292 |
break;
|
| 1293 |
case TARGET_NR_capget:
|
| 1294 |
case TARGET_NR_capset:
|
| 1295 |
case TARGET_NR_sigaltstack:
|
| 1296 |
case TARGET_NR_sendfile:
|
| 1297 |
case TARGET_NR_getpmsg:
|
| 1298 |
case TARGET_NR_putpmsg:
|
| 1299 |
case TARGET_NR_vfork:
|
| 1300 |
ret = get_errno(vfork()); |
| 1301 |
break;
|
| 1302 |
case TARGET_NR_ugetrlimit:
|
| 1303 |
case TARGET_NR_truncate64:
|
| 1304 |
case TARGET_NR_ftruncate64:
|
| 1305 |
case TARGET_NR_stat64:
|
| 1306 |
case TARGET_NR_lstat64:
|
| 1307 |
case TARGET_NR_fstat64:
|
| 1308 |
case TARGET_NR_lchown32:
|
| 1309 |
case TARGET_NR_getuid32:
|
| 1310 |
case TARGET_NR_getgid32:
|
| 1311 |
case TARGET_NR_geteuid32:
|
| 1312 |
case TARGET_NR_getegid32:
|
| 1313 |
case TARGET_NR_setreuid32:
|
| 1314 |
case TARGET_NR_setregid32:
|
| 1315 |
case TARGET_NR_getgroups32:
|
| 1316 |
case TARGET_NR_setgroups32:
|
| 1317 |
case TARGET_NR_fchown32:
|
| 1318 |
case TARGET_NR_setresuid32:
|
| 1319 |
case TARGET_NR_getresuid32:
|
| 1320 |
case TARGET_NR_setresgid32:
|
| 1321 |
case TARGET_NR_getresgid32:
|
| 1322 |
case TARGET_NR_chown32:
|
| 1323 |
case TARGET_NR_setuid32:
|
| 1324 |
case TARGET_NR_setgid32:
|
| 1325 |
case TARGET_NR_setfsuid32:
|
| 1326 |
case TARGET_NR_setfsgid32:
|
| 1327 |
case TARGET_NR_pivot_root:
|
| 1328 |
case TARGET_NR_mincore:
|
| 1329 |
case TARGET_NR_madvise:
|
| 1330 |
case TARGET_NR_getdents64:
|
| 1331 |
case TARGET_NR_fcntl64:
|
| 1332 |
case TARGET_NR_security:
|
| 1333 |
goto unimplemented;
|
| 1334 |
case TARGET_NR_gettid:
|
| 1335 |
ret = get_errno(gettid()); |
| 1336 |
break;
|
| 1337 |
case TARGET_NR_readahead:
|
| 1338 |
case TARGET_NR_setxattr:
|
| 1339 |
case TARGET_NR_lsetxattr:
|
| 1340 |
case TARGET_NR_fsetxattr:
|
| 1341 |
case TARGET_NR_getxattr:
|
| 1342 |
case TARGET_NR_lgetxattr:
|
| 1343 |
case TARGET_NR_fgetxattr:
|
| 1344 |
case TARGET_NR_listxattr:
|
| 1345 |
case TARGET_NR_llistxattr:
|
| 1346 |
case TARGET_NR_flistxattr:
|
| 1347 |
case TARGET_NR_removexattr:
|
| 1348 |
case TARGET_NR_lremovexattr:
|
| 1349 |
case TARGET_NR_fremovexattr:
|
| 1350 |
goto unimplemented;
|
| 1351 |
default:
|
| 1352 |
unimplemented:
|
| 1353 |
gemu_log("Unsupported syscall: %d\n", num);
|
| 1354 |
ret = -ENOSYS; |
| 1355 |
break;
|
| 1356 |
} |
| 1357 |
fail:
|
| 1358 |
return ret;
|
| 1359 |
} |
| 1360 |
|