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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 <string.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 <time.h> |
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#include <sys/types.h> |
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#include <sys/ipc.h> |
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#include <sys/msg.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/prctl.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/poll.h> |
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#include <sys/times.h> |
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#include <sys/shm.h> |
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#include <sys/sem.h> |
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#include <sys/statfs.h> |
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#include <utime.h> |
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#include <sys/sysinfo.h> |
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//#include <sys/user.h>
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#include <netinet/ip.h> |
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#include <netinet/tcp.h> |
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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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#define sgttyb host_sgttyb /* same as target */ |
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#define tchars host_tchars /* same as target */ |
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#define ltchars host_ltchars /* same as target */ |
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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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#include <linux/dirent.h> |
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#include <linux/kd.h> |
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#include "qemu.h" |
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//#define DEBUG
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#if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_SPARC) \
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|| defined(TARGET_M68K) || defined(TARGET_SH4) || defined(TARGET_CRIS) |
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/* 16 bit uid wrappers emulation */
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#define USE_UID16
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#endif
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//#include <linux/msdos_fs.h>
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#define VFAT_IOCTL_READDIR_BOTH _IOR('r', 1, struct dirent [2]) |
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#define VFAT_IOCTL_READDIR_SHORT _IOR('r', 2, struct dirent [2]) |
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#undef _syscall0
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#undef _syscall1
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#undef _syscall2
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#undef _syscall3
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#undef _syscall4
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#undef _syscall5
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#undef _syscall6
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#define _syscall0(type,name) \
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type name (void) \
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{ \ |
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return syscall(__NR_##name); \ |
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} |
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#define _syscall1(type,name,type1,arg1) \
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type name (type1 arg1) \ |
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{ \ |
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return syscall(__NR_##name, arg1); \ |
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} |
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#define _syscall2(type,name,type1,arg1,type2,arg2) \
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type name (type1 arg1,type2 arg2) \ |
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{ \ |
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return syscall(__NR_##name, arg1, arg2); \ |
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} |
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#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \
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type name (type1 arg1,type2 arg2,type3 arg3) \ |
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{ \ |
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return syscall(__NR_##name, arg1, arg2, arg3); \ |
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} |
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#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \
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type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4) \ |
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{ \ |
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return syscall(__NR_##name, arg1, arg2, arg3, arg4); \ |
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} |
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#define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \
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type5,arg5) \ |
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type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \ |
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{ \ |
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return syscall(__NR_##name, arg1, arg2, arg3, arg4, arg5); \ |
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} |
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#define _syscall6(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \
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type5,arg5,type6,arg6) \ |
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type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5,type6 arg6) \ |
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{ \ |
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return syscall(__NR_##name, arg1, arg2, arg3, arg4, arg5, arg6); \ |
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} |
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#define __NR_sys_uname __NR_uname
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#define __NR_sys_faccessat __NR_faccessat
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#define __NR_sys_fchmodat __NR_fchmodat
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#define __NR_sys_fchownat __NR_fchownat
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#define __NR_sys_getcwd1 __NR_getcwd
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#define __NR_sys_getdents __NR_getdents
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#define __NR_sys_getdents64 __NR_getdents64
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#define __NR_sys_getpriority __NR_getpriority
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#define __NR_sys_linkat __NR_linkat
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#define __NR_sys_mkdirat __NR_mkdirat
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#define __NR_sys_mknodat __NR_mknodat
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#define __NR_sys_openat __NR_openat
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#define __NR_sys_readlinkat __NR_readlinkat
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#define __NR_sys_renameat __NR_renameat
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#define __NR_sys_rt_sigqueueinfo __NR_rt_sigqueueinfo
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#define __NR_sys_symlinkat __NR_symlinkat
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#define __NR_sys_syslog __NR_syslog
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#define __NR_sys_tgkill __NR_tgkill
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#define __NR_sys_tkill __NR_tkill
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#define __NR_sys_unlinkat __NR_unlinkat
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#define __NR_sys_utimensat __NR_utimensat
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#if defined(__alpha__) || defined (__ia64__) || defined(__x86_64__)
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#define __NR__llseek __NR_lseek
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#endif
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#ifdef __NR_gettid
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_syscall0(int, gettid)
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#else
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/* This is a replacement for the host gettid() and must return a host
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errno. */
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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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#if defined(TARGET_NR_faccessat) && defined(__NR_faccessat)
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_syscall4(int,sys_faccessat,int,dirfd,const char *,pathname,int,mode,int,flags) |
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#endif
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#if defined(TARGET_NR_fchmodat) && defined(__NR_fchmodat)
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_syscall4(int,sys_fchmodat,int,dirfd,const char *,pathname, |
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mode_t,mode,int,flags)
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#endif
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#if defined(TARGET_NR_fchownat) && defined(__NR_fchownat)
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_syscall5(int,sys_fchownat,int,dirfd,const char *,pathname, |
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uid_t,owner,gid_t,group,int,flags)
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#endif
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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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#if defined(TARGET_NR_getdents64) && defined(__NR_getdents64)
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_syscall3(int, sys_getdents64, uint, fd, struct dirent64 *, dirp, uint, count); |
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#endif
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_syscall2(int, sys_getpriority, int, which, int, who); |
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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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#if defined(TARGET_NR_linkat) && defined(__NR_linkat)
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_syscall5(int,sys_linkat,int,olddirfd,const char *,oldpath, |
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int,newdirfd,const char *,newpath,int,flags) |
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#endif
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#if defined(TARGET_NR_mkdirat) && defined(__NR_mkdirat)
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_syscall3(int,sys_mkdirat,int,dirfd,const char *,pathname,mode_t,mode) |
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#endif
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#if defined(TARGET_NR_mknodat) && defined(__NR_mknodat)
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_syscall4(int,sys_mknodat,int,dirfd,const char *,pathname, |
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mode_t,mode,dev_t,dev) |
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#endif
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#if defined(TARGET_NR_openat) && defined(__NR_openat)
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_syscall4(int,sys_openat,int,dirfd,const char *,pathname,int,flags,mode_t,mode) |
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#endif
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#if defined(TARGET_NR_readlinkat) && defined(__NR_readlinkat)
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_syscall4(int,sys_readlinkat,int,dirfd,const char *,pathname, |
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char *,buf,size_t,bufsize)
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#endif
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#if defined(TARGET_NR_renameat) && defined(__NR_renameat)
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_syscall4(int,sys_renameat,int,olddirfd,const char *,oldpath, |
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int,newdirfd,const char *,newpath) |
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#endif
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_syscall3(int,sys_rt_sigqueueinfo,int,pid,int,sig,siginfo_t *,uinfo) |
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#if defined(TARGET_NR_symlinkat) && defined(__NR_symlinkat)
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_syscall3(int,sys_symlinkat,const char *,oldpath, |
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int,newdirfd,const char *,newpath) |
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#endif
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_syscall3(int,sys_syslog,int,type,char*,bufp,int,len) |
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#if defined(TARGET_NR_tgkill) && defined(__NR_tgkill)
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_syscall3(int,sys_tgkill,int,tgid,int,pid,int,sig) |
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#endif
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#if defined(TARGET_NR_tkill) && defined(__NR_tkill)
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_syscall2(int,sys_tkill,int,tid,int,sig) |
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#endif
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#ifdef __NR_exit_group
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_syscall1(int,exit_group,int,error_code) |
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#endif
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#if defined(TARGET_NR_set_tid_address) && defined(__NR_set_tid_address)
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_syscall1(int,set_tid_address,int *,tidptr) |
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#endif
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#if defined(TARGET_NR_unlinkat) && defined(__NR_unlinkat)
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_syscall3(int,sys_unlinkat,int,dirfd,const char *,pathname,int,flags) |
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#endif
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#if defined(TARGET_NR_utimensat) && defined(__NR_utimensat)
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_syscall4(int,sys_utimensat,int,dirfd,const char *,pathname, |
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const struct timespec *,tsp,int,flags) |
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#endif
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extern int personality(int); |
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extern int flock(int, int); |
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extern int setfsuid(int); |
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extern int setfsgid(int); |
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extern int setresuid(uid_t, uid_t, uid_t); |
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extern int getresuid(uid_t *, uid_t *, uid_t *); |
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extern int setresgid(gid_t, gid_t, gid_t); |
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extern int getresgid(gid_t *, gid_t *, gid_t *); |
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extern int setgroups(int, gid_t *); |
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#define ERRNO_TABLE_SIZE 1200 |
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/* target_to_host_errno_table[] is initialized from
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* host_to_target_errno_table[] in syscall_init(). */
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static uint16_t target_to_host_errno_table[ERRNO_TABLE_SIZE] = {
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}; |
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/*
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* This list is the union of errno values overridden in asm-<arch>/errno.h
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* minus the errnos that are not actually generic to all archs.
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*/
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static uint16_t host_to_target_errno_table[ERRNO_TABLE_SIZE] = {
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[EIDRM] = TARGET_EIDRM, |
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[ECHRNG] = TARGET_ECHRNG, |
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[EL2NSYNC] = TARGET_EL2NSYNC, |
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[EL3HLT] = TARGET_EL3HLT, |
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[EL3RST] = TARGET_EL3RST, |
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[ELNRNG] = TARGET_ELNRNG, |
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[EUNATCH] = TARGET_EUNATCH, |
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[ENOCSI] = TARGET_ENOCSI, |
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[EL2HLT] = TARGET_EL2HLT, |
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[EDEADLK] = TARGET_EDEADLK, |
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[ENOLCK] = TARGET_ENOLCK, |
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[EBADE] = TARGET_EBADE, |
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[EBADR] = TARGET_EBADR, |
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[EXFULL] = TARGET_EXFULL, |
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[ENOANO] = TARGET_ENOANO, |
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[EBADRQC] = TARGET_EBADRQC, |
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[EBADSLT] = TARGET_EBADSLT, |
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[EBFONT] = TARGET_EBFONT, |
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[ENOSTR] = TARGET_ENOSTR, |
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[ENODATA] = TARGET_ENODATA, |
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[ETIME] = TARGET_ETIME, |
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[ENOSR] = TARGET_ENOSR, |
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[ENONET] = TARGET_ENONET, |
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[ENOPKG] = TARGET_ENOPKG, |
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[EREMOTE] = TARGET_EREMOTE, |
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[ENOLINK] = TARGET_ENOLINK, |
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[EADV] = TARGET_EADV, |
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[ESRMNT] = TARGET_ESRMNT, |
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[ECOMM] = TARGET_ECOMM, |
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[EPROTO] = TARGET_EPROTO, |
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[EDOTDOT] = TARGET_EDOTDOT, |
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[EMULTIHOP] = TARGET_EMULTIHOP, |
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[EBADMSG] = TARGET_EBADMSG, |
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[ENAMETOOLONG] = TARGET_ENAMETOOLONG, |
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[EOVERFLOW] = TARGET_EOVERFLOW, |
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[ENOTUNIQ] = TARGET_ENOTUNIQ, |
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[EBADFD] = TARGET_EBADFD, |
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[EREMCHG] = TARGET_EREMCHG, |
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[ELIBACC] = TARGET_ELIBACC, |
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[ELIBBAD] = TARGET_ELIBBAD, |
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[ELIBSCN] = TARGET_ELIBSCN, |
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[ELIBMAX] = TARGET_ELIBMAX, |
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[ELIBEXEC] = TARGET_ELIBEXEC, |
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[EILSEQ] = TARGET_EILSEQ, |
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[ENOSYS] = TARGET_ENOSYS, |
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[ELOOP] = TARGET_ELOOP, |
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[ERESTART] = TARGET_ERESTART, |
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[ESTRPIPE] = TARGET_ESTRPIPE, |
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[ENOTEMPTY] = TARGET_ENOTEMPTY, |
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[EUSERS] = TARGET_EUSERS, |
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[ENOTSOCK] = TARGET_ENOTSOCK, |
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[EDESTADDRREQ] = TARGET_EDESTADDRREQ, |
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[EMSGSIZE] = TARGET_EMSGSIZE, |
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[EPROTOTYPE] = TARGET_EPROTOTYPE, |
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[ENOPROTOOPT] = TARGET_ENOPROTOOPT, |
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[EPROTONOSUPPORT] = TARGET_EPROTONOSUPPORT, |
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[ESOCKTNOSUPPORT] = TARGET_ESOCKTNOSUPPORT, |
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[EOPNOTSUPP] = TARGET_EOPNOTSUPP, |
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[EPFNOSUPPORT] = TARGET_EPFNOSUPPORT, |
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[EAFNOSUPPORT] = TARGET_EAFNOSUPPORT, |
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[EADDRINUSE] = TARGET_EADDRINUSE, |
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[EADDRNOTAVAIL] = TARGET_EADDRNOTAVAIL, |
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[ENETDOWN] = TARGET_ENETDOWN, |
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[ENETUNREACH] = TARGET_ENETUNREACH, |
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[ENETRESET] = TARGET_ENETRESET, |
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[ECONNABORTED] = TARGET_ECONNABORTED, |
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[ECONNRESET] = TARGET_ECONNRESET, |
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[ENOBUFS] = TARGET_ENOBUFS, |
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[EISCONN] = TARGET_EISCONN, |
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[ENOTCONN] = TARGET_ENOTCONN, |
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[EUCLEAN] = TARGET_EUCLEAN, |
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[ENOTNAM] = TARGET_ENOTNAM, |
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[ENAVAIL] = TARGET_ENAVAIL, |
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[EISNAM] = TARGET_EISNAM, |
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[EREMOTEIO] = TARGET_EREMOTEIO, |
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[ESHUTDOWN] = TARGET_ESHUTDOWN, |
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[ETOOMANYREFS] = TARGET_ETOOMANYREFS, |
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[ETIMEDOUT] = TARGET_ETIMEDOUT, |
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[ECONNREFUSED] = TARGET_ECONNREFUSED, |
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[EHOSTDOWN] = TARGET_EHOSTDOWN, |
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[EHOSTUNREACH] = TARGET_EHOSTUNREACH, |
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[EALREADY] = TARGET_EALREADY, |
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[EINPROGRESS] = TARGET_EINPROGRESS, |
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[ESTALE] = TARGET_ESTALE, |
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[ECANCELED] = TARGET_ECANCELED, |
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[ENOMEDIUM] = TARGET_ENOMEDIUM, |
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[EMEDIUMTYPE] = TARGET_EMEDIUMTYPE, |
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#ifdef ENOKEY
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[ENOKEY] = TARGET_ENOKEY, |
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#endif
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#ifdef EKEYEXPIRED
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[EKEYEXPIRED] = TARGET_EKEYEXPIRED, |
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#endif
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#ifdef EKEYREVOKED
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[EKEYREVOKED] = TARGET_EKEYREVOKED, |
361 |
#endif
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#ifdef EKEYREJECTED
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[EKEYREJECTED] = TARGET_EKEYREJECTED, |
364 |
#endif
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#ifdef EOWNERDEAD
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[EOWNERDEAD] = TARGET_EOWNERDEAD, |
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#endif
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#ifdef ENOTRECOVERABLE
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[ENOTRECOVERABLE] = TARGET_ENOTRECOVERABLE, |
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#endif
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}; |
372 |
|
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static inline int host_to_target_errno(int err) |
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{ |
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if(host_to_target_errno_table[err])
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return host_to_target_errno_table[err];
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return err;
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} |
379 |
|
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static inline int target_to_host_errno(int err) |
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{ |
382 |
if (target_to_host_errno_table[err])
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return target_to_host_errno_table[err];
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return err;
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} |
386 |
|
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static inline abi_long get_errno(abi_long ret) |
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{ |
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if (ret == -1) |
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return -host_to_target_errno(errno);
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else
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return ret;
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} |
394 |
|
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static inline int is_error(abi_long ret) |
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{ |
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return (abi_ulong)ret >= (abi_ulong)(-4096); |
398 |
} |
399 |
|
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char *target_strerror(int err) |
401 |
{ |
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return strerror(target_to_host_errno(err));
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} |
404 |
|
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static abi_ulong target_brk;
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static abi_ulong target_original_brk;
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|
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void target_set_brk(abi_ulong new_brk)
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{ |
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target_original_brk = target_brk = HOST_PAGE_ALIGN(new_brk); |
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} |
412 |
|
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/* do_brk() must return target values and target errnos. */
|
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abi_long do_brk(abi_ulong new_brk) |
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{ |
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abi_ulong brk_page; |
417 |
abi_long mapped_addr; |
418 |
int new_alloc_size;
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|
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if (!new_brk)
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return target_brk;
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if (new_brk < target_original_brk)
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return -TARGET_ENOMEM;
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|
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brk_page = HOST_PAGE_ALIGN(target_brk); |
426 |
|
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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; |
430 |
return target_brk;
|
431 |
} |
432 |
|
433 |
/* We need to allocate more memory after the brk... */
|
434 |
new_alloc_size = HOST_PAGE_ALIGN(new_brk - brk_page + 1);
|
435 |
mapped_addr = get_errno(target_mmap(brk_page, new_alloc_size, |
436 |
PROT_READ|PROT_WRITE, |
437 |
MAP_ANON|MAP_FIXED|MAP_PRIVATE, 0, 0)); |
438 |
if (is_error(mapped_addr)) {
|
439 |
return mapped_addr;
|
440 |
} else {
|
441 |
target_brk = new_brk; |
442 |
return target_brk;
|
443 |
} |
444 |
} |
445 |
|
446 |
static inline fd_set *target_to_host_fds(fd_set *fds, |
447 |
abi_long *target_fds, int n)
|
448 |
{ |
449 |
#if !defined(BSWAP_NEEDED) && !defined(WORDS_BIGENDIAN)
|
450 |
return (fd_set *)target_fds;
|
451 |
#else
|
452 |
int i, b;
|
453 |
if (target_fds) {
|
454 |
FD_ZERO(fds); |
455 |
for(i = 0;i < n; i++) { |
456 |
b = (tswapl(target_fds[i / TARGET_ABI_BITS]) >> |
457 |
(i & (TARGET_ABI_BITS - 1))) & 1; |
458 |
if (b)
|
459 |
FD_SET(i, fds); |
460 |
} |
461 |
return fds;
|
462 |
} else {
|
463 |
return NULL; |
464 |
} |
465 |
#endif
|
466 |
} |
467 |
|
468 |
static inline void host_to_target_fds(abi_long *target_fds, |
469 |
fd_set *fds, int n)
|
470 |
{ |
471 |
#if !defined(BSWAP_NEEDED) && !defined(WORDS_BIGENDIAN)
|
472 |
/* nothing to do */
|
473 |
#else
|
474 |
int i, nw, j, k;
|
475 |
abi_long v; |
476 |
|
477 |
if (target_fds) {
|
478 |
nw = (n + TARGET_ABI_BITS - 1) / TARGET_ABI_BITS;
|
479 |
k = 0;
|
480 |
for(i = 0;i < nw; i++) { |
481 |
v = 0;
|
482 |
for(j = 0; j < TARGET_ABI_BITS; j++) { |
483 |
v |= ((FD_ISSET(k, fds) != 0) << j);
|
484 |
k++; |
485 |
} |
486 |
target_fds[i] = tswapl(v); |
487 |
} |
488 |
} |
489 |
#endif
|
490 |
} |
491 |
|
492 |
#if defined(__alpha__)
|
493 |
#define HOST_HZ 1024 |
494 |
#else
|
495 |
#define HOST_HZ 100 |
496 |
#endif
|
497 |
|
498 |
static inline abi_long host_to_target_clock_t(long ticks) |
499 |
{ |
500 |
#if HOST_HZ == TARGET_HZ
|
501 |
return ticks;
|
502 |
#else
|
503 |
return ((int64_t)ticks * TARGET_HZ) / HOST_HZ;
|
504 |
#endif
|
505 |
} |
506 |
|
507 |
static inline abi_long host_to_target_rusage(abi_ulong target_addr, |
508 |
const struct rusage *rusage) |
509 |
{ |
510 |
struct target_rusage *target_rusage;
|
511 |
|
512 |
if (!lock_user_struct(VERIFY_WRITE, target_rusage, target_addr, 0)) |
513 |
return -TARGET_EFAULT;
|
514 |
target_rusage->ru_utime.tv_sec = tswapl(rusage->ru_utime.tv_sec); |
515 |
target_rusage->ru_utime.tv_usec = tswapl(rusage->ru_utime.tv_usec); |
516 |
target_rusage->ru_stime.tv_sec = tswapl(rusage->ru_stime.tv_sec); |
517 |
target_rusage->ru_stime.tv_usec = tswapl(rusage->ru_stime.tv_usec); |
518 |
target_rusage->ru_maxrss = tswapl(rusage->ru_maxrss); |
519 |
target_rusage->ru_ixrss = tswapl(rusage->ru_ixrss); |
520 |
target_rusage->ru_idrss = tswapl(rusage->ru_idrss); |
521 |
target_rusage->ru_isrss = tswapl(rusage->ru_isrss); |
522 |
target_rusage->ru_minflt = tswapl(rusage->ru_minflt); |
523 |
target_rusage->ru_majflt = tswapl(rusage->ru_majflt); |
524 |
target_rusage->ru_nswap = tswapl(rusage->ru_nswap); |
525 |
target_rusage->ru_inblock = tswapl(rusage->ru_inblock); |
526 |
target_rusage->ru_oublock = tswapl(rusage->ru_oublock); |
527 |
target_rusage->ru_msgsnd = tswapl(rusage->ru_msgsnd); |
528 |
target_rusage->ru_msgrcv = tswapl(rusage->ru_msgrcv); |
529 |
target_rusage->ru_nsignals = tswapl(rusage->ru_nsignals); |
530 |
target_rusage->ru_nvcsw = tswapl(rusage->ru_nvcsw); |
531 |
target_rusage->ru_nivcsw = tswapl(rusage->ru_nivcsw); |
532 |
unlock_user_struct(target_rusage, target_addr, 1);
|
533 |
|
534 |
return 0; |
535 |
} |
536 |
|
537 |
static inline abi_long target_to_host_timeval(struct timeval *tv, |
538 |
abi_ulong target_addr) |
539 |
{ |
540 |
struct target_timeval *target_tv;
|
541 |
|
542 |
if (!lock_user_struct(VERIFY_READ, target_tv, target_addr, 1)) |
543 |
return -TARGET_EFAULT;
|
544 |
tv->tv_sec = tswapl(target_tv->tv_sec); |
545 |
tv->tv_usec = tswapl(target_tv->tv_usec); |
546 |
unlock_user_struct(target_tv, target_addr, 0);
|
547 |
|
548 |
return 0; |
549 |
} |
550 |
|
551 |
static inline abi_long host_to_target_timeval(abi_ulong target_addr, |
552 |
const struct timeval *tv) |
553 |
{ |
554 |
struct target_timeval *target_tv;
|
555 |
|
556 |
if (!lock_user_struct(VERIFY_WRITE, target_tv, target_addr, 0)) |
557 |
return -TARGET_EFAULT;
|
558 |
target_tv->tv_sec = tswapl(tv->tv_sec); |
559 |
target_tv->tv_usec = tswapl(tv->tv_usec); |
560 |
unlock_user_struct(target_tv, target_addr, 1);
|
561 |
|
562 |
return 0; |
563 |
} |
564 |
|
565 |
|
566 |
/* do_select() must return target values and target errnos. */
|
567 |
static abi_long do_select(int n, |
568 |
abi_ulong rfd_p, abi_ulong wfd_p, |
569 |
abi_ulong efd_p, abi_ulong target_tv) |
570 |
{ |
571 |
fd_set rfds, wfds, efds; |
572 |
fd_set *rfds_ptr, *wfds_ptr, *efds_ptr; |
573 |
abi_long *target_rfds, *target_wfds, *target_efds; |
574 |
struct timeval tv, *tv_ptr;
|
575 |
abi_long ret; |
576 |
int ok;
|
577 |
|
578 |
if (rfd_p) {
|
579 |
target_rfds = lock_user(VERIFY_WRITE, rfd_p, sizeof(abi_long) * n, 1); |
580 |
if (!target_rfds) {
|
581 |
ret = -TARGET_EFAULT; |
582 |
goto end;
|
583 |
} |
584 |
rfds_ptr = target_to_host_fds(&rfds, target_rfds, n); |
585 |
} else {
|
586 |
target_rfds = NULL;
|
587 |
rfds_ptr = NULL;
|
588 |
} |
589 |
if (wfd_p) {
|
590 |
target_wfds = lock_user(VERIFY_WRITE, wfd_p, sizeof(abi_long) * n, 1); |
591 |
if (!target_wfds) {
|
592 |
ret = -TARGET_EFAULT; |
593 |
goto end;
|
594 |
} |
595 |
wfds_ptr = target_to_host_fds(&wfds, target_wfds, n); |
596 |
} else {
|
597 |
target_wfds = NULL;
|
598 |
wfds_ptr = NULL;
|
599 |
} |
600 |
if (efd_p) {
|
601 |
target_efds = lock_user(VERIFY_WRITE, efd_p, sizeof(abi_long) * n, 1); |
602 |
if (!target_efds) {
|
603 |
ret = -TARGET_EFAULT; |
604 |
goto end;
|
605 |
} |
606 |
efds_ptr = target_to_host_fds(&efds, target_efds, n); |
607 |
} else {
|
608 |
target_efds = NULL;
|
609 |
efds_ptr = NULL;
|
610 |
} |
611 |
|
612 |
if (target_tv) {
|
613 |
target_to_host_timeval(&tv, target_tv); |
614 |
tv_ptr = &tv; |
615 |
} else {
|
616 |
tv_ptr = NULL;
|
617 |
} |
618 |
ret = get_errno(select(n, rfds_ptr, wfds_ptr, efds_ptr, tv_ptr)); |
619 |
ok = !is_error(ret); |
620 |
|
621 |
if (ok) {
|
622 |
host_to_target_fds(target_rfds, rfds_ptr, n); |
623 |
host_to_target_fds(target_wfds, wfds_ptr, n); |
624 |
host_to_target_fds(target_efds, efds_ptr, n); |
625 |
|
626 |
if (target_tv) {
|
627 |
host_to_target_timeval(target_tv, &tv); |
628 |
} |
629 |
} |
630 |
|
631 |
end:
|
632 |
unlock_user(target_rfds, rfd_p, ok ? sizeof(abi_long) * n : 0); |
633 |
unlock_user(target_wfds, wfd_p, ok ? sizeof(abi_long) * n : 0); |
634 |
unlock_user(target_efds, efd_p, ok ? sizeof(abi_long) * n : 0); |
635 |
|
636 |
return ret;
|
637 |
} |
638 |
|
639 |
static inline abi_long target_to_host_sockaddr(struct sockaddr *addr, |
640 |
abi_ulong target_addr, |
641 |
socklen_t len) |
642 |
{ |
643 |
struct target_sockaddr *target_saddr;
|
644 |
|
645 |
target_saddr = lock_user(VERIFY_READ, target_addr, len, 1);
|
646 |
if (!target_saddr)
|
647 |
return -TARGET_EFAULT;
|
648 |
memcpy(addr, target_saddr, len); |
649 |
addr->sa_family = tswap16(target_saddr->sa_family); |
650 |
unlock_user(target_saddr, target_addr, 0);
|
651 |
|
652 |
return 0; |
653 |
} |
654 |
|
655 |
static inline abi_long host_to_target_sockaddr(abi_ulong target_addr, |
656 |
struct sockaddr *addr,
|
657 |
socklen_t len) |
658 |
{ |
659 |
struct target_sockaddr *target_saddr;
|
660 |
|
661 |
target_saddr = lock_user(VERIFY_WRITE, target_addr, len, 0);
|
662 |
if (!target_saddr)
|
663 |
return -TARGET_EFAULT;
|
664 |
memcpy(target_saddr, addr, len); |
665 |
target_saddr->sa_family = tswap16(addr->sa_family); |
666 |
unlock_user(target_saddr, target_addr, len); |
667 |
|
668 |
return 0; |
669 |
} |
670 |
|
671 |
/* ??? Should this also swap msgh->name? */
|
672 |
static inline abi_long target_to_host_cmsg(struct msghdr *msgh, |
673 |
struct target_msghdr *target_msgh)
|
674 |
{ |
675 |
struct cmsghdr *cmsg = CMSG_FIRSTHDR(msgh);
|
676 |
abi_long msg_controllen; |
677 |
abi_ulong target_cmsg_addr; |
678 |
struct target_cmsghdr *target_cmsg;
|
679 |
socklen_t space = 0;
|
680 |
|
681 |
msg_controllen = tswapl(target_msgh->msg_controllen); |
682 |
if (msg_controllen < sizeof (struct target_cmsghdr)) |
683 |
goto the_end;
|
684 |
target_cmsg_addr = tswapl(target_msgh->msg_control); |
685 |
target_cmsg = lock_user(VERIFY_READ, target_cmsg_addr, msg_controllen, 1);
|
686 |
if (!target_cmsg)
|
687 |
return -TARGET_EFAULT;
|
688 |
|
689 |
while (cmsg && target_cmsg) {
|
690 |
void *data = CMSG_DATA(cmsg);
|
691 |
void *target_data = TARGET_CMSG_DATA(target_cmsg);
|
692 |
|
693 |
int len = tswapl(target_cmsg->cmsg_len)
|
694 |
- TARGET_CMSG_ALIGN(sizeof (struct target_cmsghdr)); |
695 |
|
696 |
space += CMSG_SPACE(len); |
697 |
if (space > msgh->msg_controllen) {
|
698 |
space -= CMSG_SPACE(len); |
699 |
gemu_log("Host cmsg overflow\n");
|
700 |
break;
|
701 |
} |
702 |
|
703 |
cmsg->cmsg_level = tswap32(target_cmsg->cmsg_level); |
704 |
cmsg->cmsg_type = tswap32(target_cmsg->cmsg_type); |
705 |
cmsg->cmsg_len = CMSG_LEN(len); |
706 |
|
707 |
if (cmsg->cmsg_level != TARGET_SOL_SOCKET || cmsg->cmsg_type != SCM_RIGHTS) {
|
708 |
gemu_log("Unsupported ancillary data: %d/%d\n", cmsg->cmsg_level, cmsg->cmsg_type);
|
709 |
memcpy(data, target_data, len); |
710 |
} else {
|
711 |
int *fd = (int *)data; |
712 |
int *target_fd = (int *)target_data; |
713 |
int i, numfds = len / sizeof(int); |
714 |
|
715 |
for (i = 0; i < numfds; i++) |
716 |
fd[i] = tswap32(target_fd[i]); |
717 |
} |
718 |
|
719 |
cmsg = CMSG_NXTHDR(msgh, cmsg); |
720 |
target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg); |
721 |
} |
722 |
unlock_user(target_cmsg, target_cmsg_addr, 0);
|
723 |
the_end:
|
724 |
msgh->msg_controllen = space; |
725 |
return 0; |
726 |
} |
727 |
|
728 |
/* ??? Should this also swap msgh->name? */
|
729 |
static inline abi_long host_to_target_cmsg(struct target_msghdr *target_msgh, |
730 |
struct msghdr *msgh)
|
731 |
{ |
732 |
struct cmsghdr *cmsg = CMSG_FIRSTHDR(msgh);
|
733 |
abi_long msg_controllen; |
734 |
abi_ulong target_cmsg_addr; |
735 |
struct target_cmsghdr *target_cmsg;
|
736 |
socklen_t space = 0;
|
737 |
|
738 |
msg_controllen = tswapl(target_msgh->msg_controllen); |
739 |
if (msg_controllen < sizeof (struct target_cmsghdr)) |
740 |
goto the_end;
|
741 |
target_cmsg_addr = tswapl(target_msgh->msg_control); |
742 |
target_cmsg = lock_user(VERIFY_WRITE, target_cmsg_addr, msg_controllen, 0);
|
743 |
if (!target_cmsg)
|
744 |
return -TARGET_EFAULT;
|
745 |
|
746 |
while (cmsg && target_cmsg) {
|
747 |
void *data = CMSG_DATA(cmsg);
|
748 |
void *target_data = TARGET_CMSG_DATA(target_cmsg);
|
749 |
|
750 |
int len = cmsg->cmsg_len - CMSG_ALIGN(sizeof (struct cmsghdr)); |
751 |
|
752 |
space += TARGET_CMSG_SPACE(len); |
753 |
if (space > msg_controllen) {
|
754 |
space -= TARGET_CMSG_SPACE(len); |
755 |
gemu_log("Target cmsg overflow\n");
|
756 |
break;
|
757 |
} |
758 |
|
759 |
target_cmsg->cmsg_level = tswap32(cmsg->cmsg_level); |
760 |
target_cmsg->cmsg_type = tswap32(cmsg->cmsg_type); |
761 |
target_cmsg->cmsg_len = tswapl(TARGET_CMSG_LEN(len)); |
762 |
|
763 |
if (cmsg->cmsg_level != TARGET_SOL_SOCKET || cmsg->cmsg_type != SCM_RIGHTS) {
|
764 |
gemu_log("Unsupported ancillary data: %d/%d\n", cmsg->cmsg_level, cmsg->cmsg_type);
|
765 |
memcpy(target_data, data, len); |
766 |
} else {
|
767 |
int *fd = (int *)data; |
768 |
int *target_fd = (int *)target_data; |
769 |
int i, numfds = len / sizeof(int); |
770 |
|
771 |
for (i = 0; i < numfds; i++) |
772 |
target_fd[i] = tswap32(fd[i]); |
773 |
} |
774 |
|
775 |
cmsg = CMSG_NXTHDR(msgh, cmsg); |
776 |
target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg); |
777 |
} |
778 |
unlock_user(target_cmsg, target_cmsg_addr, space); |
779 |
the_end:
|
780 |
target_msgh->msg_controllen = tswapl(space); |
781 |
return 0; |
782 |
} |
783 |
|
784 |
/* do_setsockopt() Must return target values and target errnos. */
|
785 |
static abi_long do_setsockopt(int sockfd, int level, int optname, |
786 |
abi_ulong optval, socklen_t optlen) |
787 |
{ |
788 |
abi_long ret; |
789 |
int val;
|
790 |
|
791 |
switch(level) {
|
792 |
case SOL_TCP:
|
793 |
/* TCP options all take an 'int' value. */
|
794 |
if (optlen < sizeof(uint32_t)) |
795 |
return -TARGET_EINVAL;
|
796 |
|
797 |
val = tget32(optval); |
798 |
ret = get_errno(setsockopt(sockfd, level, optname, &val, sizeof(val)));
|
799 |
break;
|
800 |
case SOL_IP:
|
801 |
switch(optname) {
|
802 |
case IP_TOS:
|
803 |
case IP_TTL:
|
804 |
case IP_HDRINCL:
|
805 |
case IP_ROUTER_ALERT:
|
806 |
case IP_RECVOPTS:
|
807 |
case IP_RETOPTS:
|
808 |
case IP_PKTINFO:
|
809 |
case IP_MTU_DISCOVER:
|
810 |
case IP_RECVERR:
|
811 |
case IP_RECVTOS:
|
812 |
#ifdef IP_FREEBIND
|
813 |
case IP_FREEBIND:
|
814 |
#endif
|
815 |
case IP_MULTICAST_TTL:
|
816 |
case IP_MULTICAST_LOOP:
|
817 |
val = 0;
|
818 |
if (optlen >= sizeof(uint32_t)) { |
819 |
val = tget32(optval); |
820 |
} else if (optlen >= 1) { |
821 |
val = tget8(optval); |
822 |
} |
823 |
ret = get_errno(setsockopt(sockfd, level, optname, &val, sizeof(val)));
|
824 |
break;
|
825 |
default:
|
826 |
goto unimplemented;
|
827 |
} |
828 |
break;
|
829 |
case TARGET_SOL_SOCKET:
|
830 |
switch (optname) {
|
831 |
/* Options with 'int' argument. */
|
832 |
case TARGET_SO_DEBUG:
|
833 |
optname = SO_DEBUG; |
834 |
break;
|
835 |
case TARGET_SO_REUSEADDR:
|
836 |
optname = SO_REUSEADDR; |
837 |
break;
|
838 |
case TARGET_SO_TYPE:
|
839 |
optname = SO_TYPE; |
840 |
break;
|
841 |
case TARGET_SO_ERROR:
|
842 |
optname = SO_ERROR; |
843 |
break;
|
844 |
case TARGET_SO_DONTROUTE:
|
845 |
optname = SO_DONTROUTE; |
846 |
break;
|
847 |
case TARGET_SO_BROADCAST:
|
848 |
optname = SO_BROADCAST; |
849 |
break;
|
850 |
case TARGET_SO_SNDBUF:
|
851 |
optname = SO_SNDBUF; |
852 |
break;
|
853 |
case TARGET_SO_RCVBUF:
|
854 |
optname = SO_RCVBUF; |
855 |
break;
|
856 |
case TARGET_SO_KEEPALIVE:
|
857 |
optname = SO_KEEPALIVE; |
858 |
break;
|
859 |
case TARGET_SO_OOBINLINE:
|
860 |
optname = SO_OOBINLINE; |
861 |
break;
|
862 |
case TARGET_SO_NO_CHECK:
|
863 |
optname = SO_NO_CHECK; |
864 |
break;
|
865 |
case TARGET_SO_PRIORITY:
|
866 |
optname = SO_PRIORITY; |
867 |
break;
|
868 |
#ifdef SO_BSDCOMPAT
|
869 |
case TARGET_SO_BSDCOMPAT:
|
870 |
optname = SO_BSDCOMPAT; |
871 |
break;
|
872 |
#endif
|
873 |
case TARGET_SO_PASSCRED:
|
874 |
optname = SO_PASSCRED; |
875 |
break;
|
876 |
case TARGET_SO_TIMESTAMP:
|
877 |
optname = SO_TIMESTAMP; |
878 |
break;
|
879 |
case TARGET_SO_RCVLOWAT:
|
880 |
optname = SO_RCVLOWAT; |
881 |
break;
|
882 |
case TARGET_SO_RCVTIMEO:
|
883 |
optname = SO_RCVTIMEO; |
884 |
break;
|
885 |
case TARGET_SO_SNDTIMEO:
|
886 |
optname = SO_SNDTIMEO; |
887 |
break;
|
888 |
break;
|
889 |
default:
|
890 |
goto unimplemented;
|
891 |
} |
892 |
if (optlen < sizeof(uint32_t)) |
893 |
return -TARGET_EINVAL;
|
894 |
|
895 |
val = tget32(optval); |
896 |
ret = get_errno(setsockopt(sockfd, SOL_SOCKET, optname, &val, sizeof(val)));
|
897 |
break;
|
898 |
default:
|
899 |
unimplemented:
|
900 |
gemu_log("Unsupported setsockopt level=%d optname=%d \n", level, optname);
|
901 |
ret = -TARGET_ENOSYS; |
902 |
} |
903 |
return ret;
|
904 |
} |
905 |
|
906 |
/* do_getsockopt() Must return target values and target errnos. */
|
907 |
static abi_long do_getsockopt(int sockfd, int level, int optname, |
908 |
abi_ulong optval, abi_ulong optlen) |
909 |
{ |
910 |
abi_long ret; |
911 |
int len, lv, val;
|
912 |
|
913 |
switch(level) {
|
914 |
case TARGET_SOL_SOCKET:
|
915 |
level = SOL_SOCKET; |
916 |
switch (optname) {
|
917 |
case TARGET_SO_LINGER:
|
918 |
case TARGET_SO_RCVTIMEO:
|
919 |
case TARGET_SO_SNDTIMEO:
|
920 |
case TARGET_SO_PEERCRED:
|
921 |
case TARGET_SO_PEERNAME:
|
922 |
/* These don't just return a single integer */
|
923 |
goto unimplemented;
|
924 |
default:
|
925 |
goto int_case;
|
926 |
} |
927 |
break;
|
928 |
case SOL_TCP:
|
929 |
/* TCP options all take an 'int' value. */
|
930 |
int_case:
|
931 |
len = tget32(optlen); |
932 |
if (len < 0) |
933 |
return -TARGET_EINVAL;
|
934 |
lv = sizeof(int); |
935 |
ret = get_errno(getsockopt(sockfd, level, optname, &val, &lv)); |
936 |
if (ret < 0) |
937 |
return ret;
|
938 |
val = tswap32(val); |
939 |
if (len > lv)
|
940 |
len = lv; |
941 |
if (len == 4) |
942 |
tput32(optval, val); |
943 |
else
|
944 |
tput8(optval, val); |
945 |
tput32(optlen, len); |
946 |
break;
|
947 |
case SOL_IP:
|
948 |
switch(optname) {
|
949 |
case IP_TOS:
|
950 |
case IP_TTL:
|
951 |
case IP_HDRINCL:
|
952 |
case IP_ROUTER_ALERT:
|
953 |
case IP_RECVOPTS:
|
954 |
case IP_RETOPTS:
|
955 |
case IP_PKTINFO:
|
956 |
case IP_MTU_DISCOVER:
|
957 |
case IP_RECVERR:
|
958 |
case IP_RECVTOS:
|
959 |
#ifdef IP_FREEBIND
|
960 |
case IP_FREEBIND:
|
961 |
#endif
|
962 |
case IP_MULTICAST_TTL:
|
963 |
case IP_MULTICAST_LOOP:
|
964 |
len = tget32(optlen); |
965 |
if (len < 0) |
966 |
return -TARGET_EINVAL;
|
967 |
lv = sizeof(int); |
968 |
ret = get_errno(getsockopt(sockfd, level, optname, &val, &lv)); |
969 |
if (ret < 0) |
970 |
return ret;
|
971 |
if (len < sizeof(int) && len > 0 && val >= 0 && val < 255) { |
972 |
len = 1;
|
973 |
tput32(optlen, len); |
974 |
tput8(optval, val); |
975 |
} else {
|
976 |
if (len > sizeof(int)) |
977 |
len = sizeof(int); |
978 |
tput32(optlen, len); |
979 |
tput32(optval, val); |
980 |
} |
981 |
break;
|
982 |
default:
|
983 |
goto unimplemented;
|
984 |
} |
985 |
break;
|
986 |
default:
|
987 |
unimplemented:
|
988 |
gemu_log("getsockopt level=%d optname=%d not yet supported\n",
|
989 |
level, optname); |
990 |
ret = -TARGET_ENOSYS; |
991 |
break;
|
992 |
} |
993 |
return ret;
|
994 |
} |
995 |
|
996 |
/* FIXME
|
997 |
* lock_iovec()/unlock_iovec() have a return code of 0 for success where
|
998 |
* other lock functions have a return code of 0 for failure.
|
999 |
*/
|
1000 |
static abi_long lock_iovec(int type, struct iovec *vec, abi_ulong target_addr, |
1001 |
int count, int copy) |
1002 |
{ |
1003 |
struct target_iovec *target_vec;
|
1004 |
abi_ulong base; |
1005 |
int i, j;
|
1006 |
|
1007 |
target_vec = lock_user(VERIFY_READ, target_addr, count * sizeof(struct target_iovec), 1); |
1008 |
if (!target_vec)
|
1009 |
return -TARGET_EFAULT;
|
1010 |
for(i = 0;i < count; i++) { |
1011 |
base = tswapl(target_vec[i].iov_base); |
1012 |
vec[i].iov_len = tswapl(target_vec[i].iov_len); |
1013 |
vec[i].iov_base = lock_user(type, base, vec[i].iov_len, copy); |
1014 |
if (!vec[i].iov_base)
|
1015 |
goto fail;
|
1016 |
} |
1017 |
unlock_user (target_vec, target_addr, 0);
|
1018 |
return 0; |
1019 |
fail:
|
1020 |
/* failure - unwind locks */
|
1021 |
for (j = 0; j < i; j++) { |
1022 |
base = tswapl(target_vec[j].iov_base); |
1023 |
unlock_user(vec[j].iov_base, base, 0);
|
1024 |
} |
1025 |
unlock_user (target_vec, target_addr, 0);
|
1026 |
return -TARGET_EFAULT;
|
1027 |
} |
1028 |
|
1029 |
static abi_long unlock_iovec(struct iovec *vec, abi_ulong target_addr, |
1030 |
int count, int copy) |
1031 |
{ |
1032 |
struct target_iovec *target_vec;
|
1033 |
abi_ulong base; |
1034 |
int i;
|
1035 |
|
1036 |
target_vec = lock_user(VERIFY_READ, target_addr, count * sizeof(struct target_iovec), 1); |
1037 |
if (!target_vec)
|
1038 |
return -TARGET_EFAULT;
|
1039 |
for(i = 0;i < count; i++) { |
1040 |
base = tswapl(target_vec[i].iov_base); |
1041 |
unlock_user(vec[i].iov_base, base, copy ? vec[i].iov_len : 0);
|
1042 |
} |
1043 |
unlock_user (target_vec, target_addr, 0);
|
1044 |
|
1045 |
return 0; |
1046 |
} |
1047 |
|
1048 |
/* do_socket() Must return target values and target errnos. */
|
1049 |
static abi_long do_socket(int domain, int type, int protocol) |
1050 |
{ |
1051 |
#if defined(TARGET_MIPS)
|
1052 |
switch(type) {
|
1053 |
case TARGET_SOCK_DGRAM:
|
1054 |
type = SOCK_DGRAM; |
1055 |
break;
|
1056 |
case TARGET_SOCK_STREAM:
|
1057 |
type = SOCK_STREAM; |
1058 |
break;
|
1059 |
case TARGET_SOCK_RAW:
|
1060 |
type = SOCK_RAW; |
1061 |
break;
|
1062 |
case TARGET_SOCK_RDM:
|
1063 |
type = SOCK_RDM; |
1064 |
break;
|
1065 |
case TARGET_SOCK_SEQPACKET:
|
1066 |
type = SOCK_SEQPACKET; |
1067 |
break;
|
1068 |
case TARGET_SOCK_PACKET:
|
1069 |
type = SOCK_PACKET; |
1070 |
break;
|
1071 |
} |
1072 |
#endif
|
1073 |
if (domain == PF_NETLINK)
|
1074 |
return -EAFNOSUPPORT; /* do not NETLINK socket connections possible */ |
1075 |
return get_errno(socket(domain, type, protocol));
|
1076 |
} |
1077 |
|
1078 |
/* do_bind() Must return target values and target errnos. */
|
1079 |
static abi_long do_bind(int sockfd, abi_ulong target_addr, |
1080 |
socklen_t addrlen) |
1081 |
{ |
1082 |
void *addr = alloca(addrlen);
|
1083 |
|
1084 |
target_to_host_sockaddr(addr, target_addr, addrlen); |
1085 |
return get_errno(bind(sockfd, addr, addrlen));
|
1086 |
} |
1087 |
|
1088 |
/* do_connect() Must return target values and target errnos. */
|
1089 |
static abi_long do_connect(int sockfd, abi_ulong target_addr, |
1090 |
socklen_t addrlen) |
1091 |
{ |
1092 |
void *addr = alloca(addrlen);
|
1093 |
|
1094 |
target_to_host_sockaddr(addr, target_addr, addrlen); |
1095 |
return get_errno(connect(sockfd, addr, addrlen));
|
1096 |
} |
1097 |
|
1098 |
/* do_sendrecvmsg() Must return target values and target errnos. */
|
1099 |
static abi_long do_sendrecvmsg(int fd, abi_ulong target_msg, |
1100 |
int flags, int send) |
1101 |
{ |
1102 |
abi_long ret; |
1103 |
struct target_msghdr *msgp;
|
1104 |
struct msghdr msg;
|
1105 |
int count;
|
1106 |
struct iovec *vec;
|
1107 |
abi_ulong target_vec; |
1108 |
|
1109 |
/* FIXME */
|
1110 |
if (!lock_user_struct(send ? VERIFY_READ : VERIFY_WRITE,
|
1111 |
msgp, |
1112 |
target_msg, |
1113 |
send ? 1 : 0)) |
1114 |
return -TARGET_EFAULT;
|
1115 |
if (msgp->msg_name) {
|
1116 |
msg.msg_namelen = tswap32(msgp->msg_namelen); |
1117 |
msg.msg_name = alloca(msg.msg_namelen); |
1118 |
target_to_host_sockaddr(msg.msg_name, tswapl(msgp->msg_name), |
1119 |
msg.msg_namelen); |
1120 |
} else {
|
1121 |
msg.msg_name = NULL;
|
1122 |
msg.msg_namelen = 0;
|
1123 |
} |
1124 |
msg.msg_controllen = 2 * tswapl(msgp->msg_controllen);
|
1125 |
msg.msg_control = alloca(msg.msg_controllen); |
1126 |
msg.msg_flags = tswap32(msgp->msg_flags); |
1127 |
|
1128 |
count = tswapl(msgp->msg_iovlen); |
1129 |
vec = alloca(count * sizeof(struct iovec)); |
1130 |
target_vec = tswapl(msgp->msg_iov); |
1131 |
lock_iovec(send ? VERIFY_READ : VERIFY_WRITE, vec, target_vec, count, send); |
1132 |
msg.msg_iovlen = count; |
1133 |
msg.msg_iov = vec; |
1134 |
|
1135 |
if (send) {
|
1136 |
ret = target_to_host_cmsg(&msg, msgp); |
1137 |
if (ret == 0) |
1138 |
ret = get_errno(sendmsg(fd, &msg, flags)); |
1139 |
} else {
|
1140 |
ret = get_errno(recvmsg(fd, &msg, flags)); |
1141 |
if (!is_error(ret))
|
1142 |
ret = host_to_target_cmsg(msgp, &msg); |
1143 |
} |
1144 |
unlock_iovec(vec, target_vec, count, !send); |
1145 |
unlock_user_struct(msgp, target_msg, send ? 0 : 1); |
1146 |
return ret;
|
1147 |
} |
1148 |
|
1149 |
/* do_accept() Must return target values and target errnos. */
|
1150 |
static abi_long do_accept(int fd, abi_ulong target_addr, |
1151 |
abi_ulong target_addrlen) |
1152 |
{ |
1153 |
socklen_t addrlen = tget32(target_addrlen); |
1154 |
void *addr = alloca(addrlen);
|
1155 |
abi_long ret; |
1156 |
|
1157 |
ret = get_errno(accept(fd, addr, &addrlen)); |
1158 |
if (!is_error(ret)) {
|
1159 |
host_to_target_sockaddr(target_addr, addr, addrlen); |
1160 |
tput32(target_addrlen, addrlen); |
1161 |
} |
1162 |
return ret;
|
1163 |
} |
1164 |
|
1165 |
/* do_getpeername() Must return target values and target errnos. */
|
1166 |
static abi_long do_getpeername(int fd, abi_ulong target_addr, |
1167 |
abi_ulong target_addrlen) |
1168 |
{ |
1169 |
socklen_t addrlen = tget32(target_addrlen); |
1170 |
void *addr = alloca(addrlen);
|
1171 |
abi_long ret; |
1172 |
|
1173 |
ret = get_errno(getpeername(fd, addr, &addrlen)); |
1174 |
if (!is_error(ret)) {
|
1175 |
host_to_target_sockaddr(target_addr, addr, addrlen); |
1176 |
tput32(target_addrlen, addrlen); |
1177 |
} |
1178 |
return ret;
|
1179 |
} |
1180 |
|
1181 |
/* do_getsockname() Must return target values and target errnos. */
|
1182 |
static abi_long do_getsockname(int fd, abi_ulong target_addr, |
1183 |
abi_ulong target_addrlen) |
1184 |
{ |
1185 |
socklen_t addrlen = tget32(target_addrlen); |
1186 |
void *addr = alloca(addrlen);
|
1187 |
abi_long ret; |
1188 |
|
1189 |
ret = get_errno(getsockname(fd, addr, &addrlen)); |
1190 |
if (!is_error(ret)) {
|
1191 |
host_to_target_sockaddr(target_addr, addr, addrlen); |
1192 |
tput32(target_addrlen, addrlen); |
1193 |
} |
1194 |
return ret;
|
1195 |
} |
1196 |
|
1197 |
/* do_socketpair() Must return target values and target errnos. */
|
1198 |
static abi_long do_socketpair(int domain, int type, int protocol, |
1199 |
abi_ulong target_tab) |
1200 |
{ |
1201 |
int tab[2]; |
1202 |
abi_long ret; |
1203 |
|
1204 |
ret = get_errno(socketpair(domain, type, protocol, tab)); |
1205 |
if (!is_error(ret)) {
|
1206 |
tput32(target_tab, tab[0]);
|
1207 |
tput32(target_tab + 4, tab[1]); |
1208 |
} |
1209 |
return ret;
|
1210 |
} |
1211 |
|
1212 |
/* do_sendto() Must return target values and target errnos. */
|
1213 |
static abi_long do_sendto(int fd, abi_ulong msg, size_t len, int flags, |
1214 |
abi_ulong target_addr, socklen_t addrlen) |
1215 |
{ |
1216 |
void *addr;
|
1217 |
void *host_msg;
|
1218 |
abi_long ret; |
1219 |
|
1220 |
host_msg = lock_user(VERIFY_READ, msg, len, 1);
|
1221 |
if (!host_msg)
|
1222 |
return -TARGET_EFAULT;
|
1223 |
if (target_addr) {
|
1224 |
addr = alloca(addrlen); |
1225 |
target_to_host_sockaddr(addr, target_addr, addrlen); |
1226 |
ret = get_errno(sendto(fd, host_msg, len, flags, addr, addrlen)); |
1227 |
} else {
|
1228 |
ret = get_errno(send(fd, host_msg, len, flags)); |
1229 |
} |
1230 |
unlock_user(host_msg, msg, 0);
|
1231 |
return ret;
|
1232 |
} |
1233 |
|
1234 |
/* do_recvfrom() Must return target values and target errnos. */
|
1235 |
static abi_long do_recvfrom(int fd, abi_ulong msg, size_t len, int flags, |
1236 |
abi_ulong target_addr, |
1237 |
abi_ulong target_addrlen) |
1238 |
{ |
1239 |
socklen_t addrlen; |
1240 |
void *addr;
|
1241 |
void *host_msg;
|
1242 |
abi_long ret; |
1243 |
|
1244 |
host_msg = lock_user(VERIFY_WRITE, msg, len, 0);
|
1245 |
if (!host_msg)
|
1246 |
return -TARGET_EFAULT;
|
1247 |
if (target_addr) {
|
1248 |
addrlen = tget32(target_addrlen); |
1249 |
addr = alloca(addrlen); |
1250 |
ret = get_errno(recvfrom(fd, host_msg, len, flags, addr, &addrlen)); |
1251 |
} else {
|
1252 |
addr = NULL; /* To keep compiler quiet. */ |
1253 |
ret = get_errno(recv(fd, host_msg, len, flags)); |
1254 |
} |
1255 |
if (!is_error(ret)) {
|
1256 |
if (target_addr) {
|
1257 |
host_to_target_sockaddr(target_addr, addr, addrlen); |
1258 |
tput32(target_addrlen, addrlen); |
1259 |
} |
1260 |
unlock_user(host_msg, msg, len); |
1261 |
} else {
|
1262 |
unlock_user(host_msg, msg, 0);
|
1263 |
} |
1264 |
return ret;
|
1265 |
} |
1266 |
|
1267 |
#ifdef TARGET_NR_socketcall
|
1268 |
/* do_socketcall() Must return target values and target errnos. */
|
1269 |
static abi_long do_socketcall(int num, abi_ulong vptr) |
1270 |
{ |
1271 |
abi_long ret; |
1272 |
const int n = sizeof(abi_ulong); |
1273 |
|
1274 |
switch(num) {
|
1275 |
case SOCKOP_socket:
|
1276 |
{ |
1277 |
int domain = tgetl(vptr);
|
1278 |
int type = tgetl(vptr + n);
|
1279 |
int protocol = tgetl(vptr + 2 * n); |
1280 |
ret = do_socket(domain, type, protocol); |
1281 |
} |
1282 |
break;
|
1283 |
case SOCKOP_bind:
|
1284 |
{ |
1285 |
int sockfd = tgetl(vptr);
|
1286 |
abi_ulong target_addr = tgetl(vptr + n); |
1287 |
socklen_t addrlen = tgetl(vptr + 2 * n);
|
1288 |
ret = do_bind(sockfd, target_addr, addrlen); |
1289 |
} |
1290 |
break;
|
1291 |
case SOCKOP_connect:
|
1292 |
{ |
1293 |
int sockfd = tgetl(vptr);
|
1294 |
abi_ulong target_addr = tgetl(vptr + n); |
1295 |
socklen_t addrlen = tgetl(vptr + 2 * n);
|
1296 |
ret = do_connect(sockfd, target_addr, addrlen); |
1297 |
} |
1298 |
break;
|
1299 |
case SOCKOP_listen:
|
1300 |
{ |
1301 |
int sockfd = tgetl(vptr);
|
1302 |
int backlog = tgetl(vptr + n);
|
1303 |
ret = get_errno(listen(sockfd, backlog)); |
1304 |
} |
1305 |
break;
|
1306 |
case SOCKOP_accept:
|
1307 |
{ |
1308 |
int sockfd = tgetl(vptr);
|
1309 |
abi_ulong target_addr = tgetl(vptr + n); |
1310 |
abi_ulong target_addrlen = tgetl(vptr + 2 * n);
|
1311 |
ret = do_accept(sockfd, target_addr, target_addrlen); |
1312 |
} |
1313 |
break;
|
1314 |
case SOCKOP_getsockname:
|
1315 |
{ |
1316 |
int sockfd = tgetl(vptr);
|
1317 |
abi_ulong target_addr = tgetl(vptr + n); |
1318 |
abi_ulong target_addrlen = tgetl(vptr + 2 * n);
|
1319 |
ret = do_getsockname(sockfd, target_addr, target_addrlen); |
1320 |
} |
1321 |
break;
|
1322 |
case SOCKOP_getpeername:
|
1323 |
{ |
1324 |
int sockfd = tgetl(vptr);
|
1325 |
abi_ulong target_addr = tgetl(vptr + n); |
1326 |
abi_ulong target_addrlen = tgetl(vptr + 2 * n);
|
1327 |
ret = do_getpeername(sockfd, target_addr, target_addrlen); |
1328 |
} |
1329 |
break;
|
1330 |
case SOCKOP_socketpair:
|
1331 |
{ |
1332 |
int domain = tgetl(vptr);
|
1333 |
int type = tgetl(vptr + n);
|
1334 |
int protocol = tgetl(vptr + 2 * n); |
1335 |
abi_ulong tab = tgetl(vptr + 3 * n);
|
1336 |
ret = do_socketpair(domain, type, protocol, tab); |
1337 |
} |
1338 |
break;
|
1339 |
case SOCKOP_send:
|
1340 |
{ |
1341 |
int sockfd = tgetl(vptr);
|
1342 |
abi_ulong msg = tgetl(vptr + n); |
1343 |
size_t len = tgetl(vptr + 2 * n);
|
1344 |
int flags = tgetl(vptr + 3 * n); |
1345 |
ret = do_sendto(sockfd, msg, len, flags, 0, 0); |
1346 |
} |
1347 |
break;
|
1348 |
case SOCKOP_recv:
|
1349 |
{ |
1350 |
int sockfd = tgetl(vptr);
|
1351 |
abi_ulong msg = tgetl(vptr + n); |
1352 |
size_t len = tgetl(vptr + 2 * n);
|
1353 |
int flags = tgetl(vptr + 3 * n); |
1354 |
ret = do_recvfrom(sockfd, msg, len, flags, 0, 0); |
1355 |
} |
1356 |
break;
|
1357 |
case SOCKOP_sendto:
|
1358 |
{ |
1359 |
int sockfd = tgetl(vptr);
|
1360 |
abi_ulong msg = tgetl(vptr + n); |
1361 |
size_t len = tgetl(vptr + 2 * n);
|
1362 |
int flags = tgetl(vptr + 3 * n); |
1363 |
abi_ulong addr = tgetl(vptr + 4 * n);
|
1364 |
socklen_t addrlen = tgetl(vptr + 5 * n);
|
1365 |
ret = do_sendto(sockfd, msg, len, flags, addr, addrlen); |
1366 |
} |
1367 |
break;
|
1368 |
case SOCKOP_recvfrom:
|
1369 |
{ |
1370 |
int sockfd = tgetl(vptr);
|
1371 |
abi_ulong msg = tgetl(vptr + n); |
1372 |
size_t len = tgetl(vptr + 2 * n);
|
1373 |
int flags = tgetl(vptr + 3 * n); |
1374 |
abi_ulong addr = tgetl(vptr + 4 * n);
|
1375 |
abi_ulong addrlen = tgetl(vptr + 5 * n);
|
1376 |
ret = do_recvfrom(sockfd, msg, len, flags, addr, addrlen); |
1377 |
} |
1378 |
break;
|
1379 |
case SOCKOP_shutdown:
|
1380 |
{ |
1381 |
int sockfd = tgetl(vptr);
|
1382 |
int how = tgetl(vptr + n);
|
1383 |
|
1384 |
ret = get_errno(shutdown(sockfd, how)); |
1385 |
} |
1386 |
break;
|
1387 |
case SOCKOP_sendmsg:
|
1388 |
case SOCKOP_recvmsg:
|
1389 |
{ |
1390 |
int fd;
|
1391 |
abi_ulong target_msg; |
1392 |
int flags;
|
1393 |
|
1394 |
fd = tgetl(vptr); |
1395 |
target_msg = tgetl(vptr + n); |
1396 |
flags = tgetl(vptr + 2 * n);
|
1397 |
|
1398 |
ret = do_sendrecvmsg(fd, target_msg, flags, |
1399 |
(num == SOCKOP_sendmsg)); |
1400 |
} |
1401 |
break;
|
1402 |
case SOCKOP_setsockopt:
|
1403 |
{ |
1404 |
int sockfd = tgetl(vptr);
|
1405 |
int level = tgetl(vptr + n);
|
1406 |
int optname = tgetl(vptr + 2 * n); |
1407 |
abi_ulong optval = tgetl(vptr + 3 * n);
|
1408 |
socklen_t optlen = tgetl(vptr + 4 * n);
|
1409 |
|
1410 |
ret = do_setsockopt(sockfd, level, optname, optval, optlen); |
1411 |
} |
1412 |
break;
|
1413 |
case SOCKOP_getsockopt:
|
1414 |
{ |
1415 |
int sockfd = tgetl(vptr);
|
1416 |
int level = tgetl(vptr + n);
|
1417 |
int optname = tgetl(vptr + 2 * n); |
1418 |
abi_ulong optval = tgetl(vptr + 3 * n);
|
1419 |
abi_ulong poptlen = tgetl(vptr + 4 * n);
|
1420 |
|
1421 |
ret = do_getsockopt(sockfd, level, optname, optval, poptlen); |
1422 |
} |
1423 |
break;
|
1424 |
default:
|
1425 |
gemu_log("Unsupported socketcall: %d\n", num);
|
1426 |
ret = -TARGET_ENOSYS; |
1427 |
break;
|
1428 |
} |
1429 |
return ret;
|
1430 |
} |
1431 |
#endif
|
1432 |
|
1433 |
#ifdef TARGET_NR_ipc
|
1434 |
#define N_SHM_REGIONS 32 |
1435 |
|
1436 |
static struct shm_region { |
1437 |
abi_ulong start; |
1438 |
abi_ulong size; |
1439 |
} shm_regions[N_SHM_REGIONS]; |
1440 |
|
1441 |
struct target_ipc_perm
|
1442 |
{ |
1443 |
abi_long __key; |
1444 |
abi_ulong uid; |
1445 |
abi_ulong gid; |
1446 |
abi_ulong cuid; |
1447 |
abi_ulong cgid; |
1448 |
unsigned short int mode; |
1449 |
unsigned short int __pad1; |
1450 |
unsigned short int __seq; |
1451 |
unsigned short int __pad2; |
1452 |
abi_ulong __unused1; |
1453 |
abi_ulong __unused2; |
1454 |
}; |
1455 |
|
1456 |
struct target_semid_ds
|
1457 |
{ |
1458 |
struct target_ipc_perm sem_perm;
|
1459 |
abi_ulong sem_otime; |
1460 |
abi_ulong __unused1; |
1461 |
abi_ulong sem_ctime; |
1462 |
abi_ulong __unused2; |
1463 |
abi_ulong sem_nsems; |
1464 |
abi_ulong __unused3; |
1465 |
abi_ulong __unused4; |
1466 |
}; |
1467 |
|
1468 |
static inline abi_long target_to_host_ipc_perm(struct ipc_perm *host_ip, |
1469 |
abi_ulong target_addr) |
1470 |
{ |
1471 |
struct target_ipc_perm *target_ip;
|
1472 |
struct target_semid_ds *target_sd;
|
1473 |
|
1474 |
if (!lock_user_struct(VERIFY_READ, target_sd, target_addr, 1)) |
1475 |
return -TARGET_EFAULT;
|
1476 |
target_ip=&(target_sd->sem_perm); |
1477 |
host_ip->__key = tswapl(target_ip->__key); |
1478 |
host_ip->uid = tswapl(target_ip->uid); |
1479 |
host_ip->gid = tswapl(target_ip->gid); |
1480 |
host_ip->cuid = tswapl(target_ip->cuid); |
1481 |
host_ip->cgid = tswapl(target_ip->cgid); |
1482 |
host_ip->mode = tswapl(target_ip->mode); |
1483 |
unlock_user_struct(target_sd, target_addr, 0);
|
1484 |
return 0; |
1485 |
} |
1486 |
|
1487 |
static inline abi_long host_to_target_ipc_perm(abi_ulong target_addr, |
1488 |
struct ipc_perm *host_ip)
|
1489 |
{ |
1490 |
struct target_ipc_perm *target_ip;
|
1491 |
struct target_semid_ds *target_sd;
|
1492 |
|
1493 |
if (!lock_user_struct(VERIFY_WRITE, target_sd, target_addr, 0)) |
1494 |
return -TARGET_EFAULT;
|
1495 |
target_ip = &(target_sd->sem_perm); |
1496 |
target_ip->__key = tswapl(host_ip->__key); |
1497 |
target_ip->uid = tswapl(host_ip->uid); |
1498 |
target_ip->gid = tswapl(host_ip->gid); |
1499 |
target_ip->cuid = tswapl(host_ip->cuid); |
1500 |
target_ip->cgid = tswapl(host_ip->cgid); |
1501 |
target_ip->mode = tswapl(host_ip->mode); |
1502 |
unlock_user_struct(target_sd, target_addr, 1);
|
1503 |
return 0; |
1504 |
} |
1505 |
|
1506 |
static inline abi_long target_to_host_semid_ds(struct semid_ds *host_sd, |
1507 |
abi_ulong target_addr) |
1508 |
{ |
1509 |
struct target_semid_ds *target_sd;
|
1510 |
|
1511 |
if (!lock_user_struct(VERIFY_READ, target_sd, target_addr, 1)) |
1512 |
return -TARGET_EFAULT;
|
1513 |
target_to_host_ipc_perm(&(host_sd->sem_perm),target_addr); |
1514 |
host_sd->sem_nsems = tswapl(target_sd->sem_nsems); |
1515 |
host_sd->sem_otime = tswapl(target_sd->sem_otime); |
1516 |
host_sd->sem_ctime = tswapl(target_sd->sem_ctime); |
1517 |
unlock_user_struct(target_sd, target_addr, 0);
|
1518 |
return 0; |
1519 |
} |
1520 |
|
1521 |
static inline abi_long host_to_target_semid_ds(abi_ulong target_addr, |
1522 |
struct semid_ds *host_sd)
|
1523 |
{ |
1524 |
struct target_semid_ds *target_sd;
|
1525 |
|
1526 |
if (!lock_user_struct(VERIFY_WRITE, target_sd, target_addr, 0)) |
1527 |
return -TARGET_EFAULT;
|
1528 |
host_to_target_ipc_perm(target_addr,&(host_sd->sem_perm)); |
1529 |
target_sd->sem_nsems = tswapl(host_sd->sem_nsems); |
1530 |
target_sd->sem_otime = tswapl(host_sd->sem_otime); |
1531 |
target_sd->sem_ctime = tswapl(host_sd->sem_ctime); |
1532 |
unlock_user_struct(target_sd, target_addr, 1);
|
1533 |
return 0; |
1534 |
} |
1535 |
|
1536 |
union semun {
|
1537 |
int val;
|
1538 |
struct semid_ds *buf;
|
1539 |
unsigned short *array; |
1540 |
}; |
1541 |
|
1542 |
union target_semun {
|
1543 |
int val;
|
1544 |
abi_long buf; |
1545 |
unsigned short int *array; |
1546 |
}; |
1547 |
|
1548 |
static inline abi_long target_to_host_semun(int cmd, |
1549 |
union semun *host_su,
|
1550 |
abi_ulong target_addr, |
1551 |
struct semid_ds *ds)
|
1552 |
{ |
1553 |
union target_semun *target_su;
|
1554 |
|
1555 |
switch( cmd ) {
|
1556 |
case IPC_STAT:
|
1557 |
case IPC_SET:
|
1558 |
if (!lock_user_struct(VERIFY_READ, target_su, target_addr, 1)) |
1559 |
return -TARGET_EFAULT;
|
1560 |
target_to_host_semid_ds(ds,target_su->buf); |
1561 |
host_su->buf = ds; |
1562 |
unlock_user_struct(target_su, target_addr, 0);
|
1563 |
break;
|
1564 |
case GETVAL:
|
1565 |
case SETVAL:
|
1566 |
if (!lock_user_struct(VERIFY_READ, target_su, target_addr, 1)) |
1567 |
return -TARGET_EFAULT;
|
1568 |
host_su->val = tswapl(target_su->val); |
1569 |
unlock_user_struct(target_su, target_addr, 0);
|
1570 |
break;
|
1571 |
case GETALL:
|
1572 |
case SETALL:
|
1573 |
if (!lock_user_struct(VERIFY_READ, target_su, target_addr, 1)) |
1574 |
return -TARGET_EFAULT;
|
1575 |
*host_su->array = tswap16(*target_su->array); |
1576 |
unlock_user_struct(target_su, target_addr, 0);
|
1577 |
break;
|
1578 |
default:
|
1579 |
gemu_log("semun operation not fully supported: %d\n", (int)cmd); |
1580 |
} |
1581 |
return 0; |
1582 |
} |
1583 |
|
1584 |
static inline abi_long host_to_target_semun(int cmd, |
1585 |
abi_ulong target_addr, |
1586 |
union semun *host_su,
|
1587 |
struct semid_ds *ds)
|
1588 |
{ |
1589 |
union target_semun *target_su;
|
1590 |
|
1591 |
switch( cmd ) {
|
1592 |
case IPC_STAT:
|
1593 |
case IPC_SET:
|
1594 |
if (lock_user_struct(VERIFY_WRITE, target_su, target_addr, 0)) |
1595 |
return -TARGET_EFAULT;
|
1596 |
host_to_target_semid_ds(target_su->buf,ds); |
1597 |
unlock_user_struct(target_su, target_addr, 1);
|
1598 |
break;
|
1599 |
case GETVAL:
|
1600 |
case SETVAL:
|
1601 |
if (lock_user_struct(VERIFY_WRITE, target_su, target_addr, 0)) |
1602 |
return -TARGET_EFAULT;
|
1603 |
target_su->val = tswapl(host_su->val); |
1604 |
unlock_user_struct(target_su, target_addr, 1);
|
1605 |
break;
|
1606 |
case GETALL:
|
1607 |
case SETALL:
|
1608 |
if (lock_user_struct(VERIFY_WRITE, target_su, target_addr, 0)) |
1609 |
return -TARGET_EFAULT;
|
1610 |
*target_su->array = tswap16(*host_su->array); |
1611 |
unlock_user_struct(target_su, target_addr, 1);
|
1612 |
break;
|
1613 |
default:
|
1614 |
gemu_log("semun operation not fully supported: %d\n", (int)cmd); |
1615 |
} |
1616 |
return 0; |
1617 |
} |
1618 |
|
1619 |
static inline abi_long do_semctl(int first, int second, int third, |
1620 |
abi_long ptr) |
1621 |
{ |
1622 |
union semun arg;
|
1623 |
struct semid_ds dsarg;
|
1624 |
int cmd = third&0xff; |
1625 |
abi_long ret = 0;
|
1626 |
|
1627 |
switch( cmd ) {
|
1628 |
case GETVAL:
|
1629 |
target_to_host_semun(cmd,&arg,ptr,&dsarg); |
1630 |
ret = get_errno(semctl(first, second, cmd, arg)); |
1631 |
host_to_target_semun(cmd,ptr,&arg,&dsarg); |
1632 |
break;
|
1633 |
case SETVAL:
|
1634 |
target_to_host_semun(cmd,&arg,ptr,&dsarg); |
1635 |
ret = get_errno(semctl(first, second, cmd, arg)); |
1636 |
host_to_target_semun(cmd,ptr,&arg,&dsarg); |
1637 |
break;
|
1638 |
case GETALL:
|
1639 |
target_to_host_semun(cmd,&arg,ptr,&dsarg); |
1640 |
ret = get_errno(semctl(first, second, cmd, arg)); |
1641 |
host_to_target_semun(cmd,ptr,&arg,&dsarg); |
1642 |
break;
|
1643 |
case SETALL:
|
1644 |
target_to_host_semun(cmd,&arg,ptr,&dsarg); |
1645 |
ret = get_errno(semctl(first, second, cmd, arg)); |
1646 |
host_to_target_semun(cmd,ptr,&arg,&dsarg); |
1647 |
break;
|
1648 |
case IPC_STAT:
|
1649 |
target_to_host_semun(cmd,&arg,ptr,&dsarg); |
1650 |
ret = get_errno(semctl(first, second, cmd, arg)); |
1651 |
host_to_target_semun(cmd,ptr,&arg,&dsarg); |
1652 |
break;
|
1653 |
case IPC_SET:
|
1654 |
target_to_host_semun(cmd,&arg,ptr,&dsarg); |
1655 |
ret = get_errno(semctl(first, second, cmd, arg)); |
1656 |
host_to_target_semun(cmd,ptr,&arg,&dsarg); |
1657 |
break;
|
1658 |
default:
|
1659 |
ret = get_errno(semctl(first, second, cmd, arg)); |
1660 |
} |
1661 |
|
1662 |
return ret;
|
1663 |
} |
1664 |
|
1665 |
struct target_msqid_ds
|
1666 |
{ |
1667 |
struct target_ipc_perm msg_perm;
|
1668 |
abi_ulong msg_stime; |
1669 |
abi_ulong __unused1; |
1670 |
abi_ulong msg_rtime; |
1671 |
abi_ulong __unused2; |
1672 |
abi_ulong msg_ctime; |
1673 |
abi_ulong __unused3; |
1674 |
abi_ulong __msg_cbytes; |
1675 |
abi_ulong msg_qnum; |
1676 |
abi_ulong msg_qbytes; |
1677 |
abi_ulong msg_lspid; |
1678 |
abi_ulong msg_lrpid; |
1679 |
abi_ulong __unused4; |
1680 |
abi_ulong __unused5; |
1681 |
}; |
1682 |
|
1683 |
static inline abi_long target_to_host_msqid_ds(struct msqid_ds *host_md, |
1684 |
abi_ulong target_addr) |
1685 |
{ |
1686 |
struct target_msqid_ds *target_md;
|
1687 |
|
1688 |
if (!lock_user_struct(VERIFY_READ, target_md, target_addr, 1)) |
1689 |
return -TARGET_EFAULT;
|
1690 |
target_to_host_ipc_perm(&(host_md->msg_perm),target_addr); |
1691 |
host_md->msg_stime = tswapl(target_md->msg_stime); |
1692 |
host_md->msg_rtime = tswapl(target_md->msg_rtime); |
1693 |
host_md->msg_ctime = tswapl(target_md->msg_ctime); |
1694 |
host_md->__msg_cbytes = tswapl(target_md->__msg_cbytes); |
1695 |
host_md->msg_qnum = tswapl(target_md->msg_qnum); |
1696 |
host_md->msg_qbytes = tswapl(target_md->msg_qbytes); |
1697 |
host_md->msg_lspid = tswapl(target_md->msg_lspid); |
1698 |
host_md->msg_lrpid = tswapl(target_md->msg_lrpid); |
1699 |
unlock_user_struct(target_md, target_addr, 0);
|
1700 |
return 0; |
1701 |
} |
1702 |
|
1703 |
static inline abi_long host_to_target_msqid_ds(abi_ulong target_addr, |
1704 |
struct msqid_ds *host_md)
|
1705 |
{ |
1706 |
struct target_msqid_ds *target_md;
|
1707 |
|
1708 |
if (!lock_user_struct(VERIFY_WRITE, target_md, target_addr, 0)) |
1709 |
return -TARGET_EFAULT;
|
1710 |
host_to_target_ipc_perm(target_addr,&(host_md->msg_perm)); |
1711 |
target_md->msg_stime = tswapl(host_md->msg_stime); |
1712 |
target_md->msg_rtime = tswapl(host_md->msg_rtime); |
1713 |
target_md->msg_ctime = tswapl(host_md->msg_ctime); |
1714 |
target_md->__msg_cbytes = tswapl(host_md->__msg_cbytes); |
1715 |
target_md->msg_qnum = tswapl(host_md->msg_qnum); |
1716 |
target_md->msg_qbytes = tswapl(host_md->msg_qbytes); |
1717 |
target_md->msg_lspid = tswapl(host_md->msg_lspid); |
1718 |
target_md->msg_lrpid = tswapl(host_md->msg_lrpid); |
1719 |
unlock_user_struct(target_md, target_addr, 1);
|
1720 |
return 0; |
1721 |
} |
1722 |
|
1723 |
static inline abi_long do_msgctl(int first, int second, abi_long ptr) |
1724 |
{ |
1725 |
struct msqid_ds dsarg;
|
1726 |
int cmd = second&0xff; |
1727 |
abi_long ret = 0;
|
1728 |
switch( cmd ) {
|
1729 |
case IPC_STAT:
|
1730 |
case IPC_SET:
|
1731 |
target_to_host_msqid_ds(&dsarg,ptr); |
1732 |
ret = get_errno(msgctl(first, cmd, &dsarg)); |
1733 |
host_to_target_msqid_ds(ptr,&dsarg); |
1734 |
default:
|
1735 |
ret = get_errno(msgctl(first, cmd, &dsarg)); |
1736 |
} |
1737 |
return ret;
|
1738 |
} |
1739 |
|
1740 |
struct target_msgbuf {
|
1741 |
abi_ulong mtype; |
1742 |
char mtext[1]; |
1743 |
}; |
1744 |
|
1745 |
static inline abi_long do_msgsnd(int msqid, abi_long msgp, |
1746 |
unsigned int msgsz, int msgflg) |
1747 |
{ |
1748 |
struct target_msgbuf *target_mb;
|
1749 |
struct msgbuf *host_mb;
|
1750 |
abi_long ret = 0;
|
1751 |
|
1752 |
if (!lock_user_struct(VERIFY_READ, target_mb, msgp, 0)) |
1753 |
return -TARGET_EFAULT;
|
1754 |
host_mb = malloc(msgsz+sizeof(long)); |
1755 |
host_mb->mtype = tswapl(target_mb->mtype); |
1756 |
memcpy(host_mb->mtext,target_mb->mtext,msgsz); |
1757 |
ret = get_errno(msgsnd(msqid, host_mb, msgsz, msgflg)); |
1758 |
free(host_mb); |
1759 |
unlock_user_struct(target_mb, msgp, 0);
|
1760 |
|
1761 |
return ret;
|
1762 |
} |
1763 |
|
1764 |
static inline abi_long do_msgrcv(int msqid, abi_long msgp, |
1765 |
unsigned int msgsz, int msgtype, |
1766 |
int msgflg)
|
1767 |
{ |
1768 |
struct target_msgbuf *target_mb;
|
1769 |
char *target_mtext;
|
1770 |
struct msgbuf *host_mb;
|
1771 |
abi_long ret = 0;
|
1772 |
|
1773 |
if (!lock_user_struct(VERIFY_WRITE, target_mb, msgp, 0)) |
1774 |
return -TARGET_EFAULT;
|
1775 |
host_mb = malloc(msgsz+sizeof(long)); |
1776 |
ret = get_errno(msgrcv(msqid, host_mb, msgsz, 1, msgflg));
|
1777 |
if (ret > 0) { |
1778 |
abi_ulong target_mtext_addr = msgp + sizeof(abi_ulong);
|
1779 |
target_mtext = lock_user(VERIFY_WRITE, target_mtext_addr, ret, 0);
|
1780 |
if (!target_mtext) {
|
1781 |
ret = -TARGET_EFAULT; |
1782 |
goto end;
|
1783 |
} |
1784 |
memcpy(target_mb->mtext, host_mb->mtext, ret); |
1785 |
unlock_user(target_mtext, target_mtext_addr, ret); |
1786 |
} |
1787 |
target_mb->mtype = tswapl(host_mb->mtype); |
1788 |
free(host_mb); |
1789 |
|
1790 |
end:
|
1791 |
if (target_mb)
|
1792 |
unlock_user_struct(target_mb, msgp, 1);
|
1793 |
return ret;
|
1794 |
} |
1795 |
|
1796 |
/* ??? This only works with linear mappings. */
|
1797 |
/* do_ipc() must return target values and target errnos. */
|
1798 |
static abi_long do_ipc(unsigned int call, int first, |
1799 |
int second, int third, |
1800 |
abi_long ptr, abi_long fifth) |
1801 |
{ |
1802 |
int version;
|
1803 |
abi_long ret = 0;
|
1804 |
struct shmid_ds shm_info;
|
1805 |
int i;
|
1806 |
|
1807 |
version = call >> 16;
|
1808 |
call &= 0xffff;
|
1809 |
|
1810 |
switch (call) {
|
1811 |
case IPCOP_semop:
|
1812 |
ret = get_errno(semop(first,(struct sembuf *)g2h(ptr), second));
|
1813 |
break;
|
1814 |
|
1815 |
case IPCOP_semget:
|
1816 |
ret = get_errno(semget(first, second, third)); |
1817 |
break;
|
1818 |
|
1819 |
case IPCOP_semctl:
|
1820 |
ret = do_semctl(first, second, third, ptr); |
1821 |
break;
|
1822 |
|
1823 |
case IPCOP_semtimedop:
|
1824 |
gemu_log("Unsupported ipc call: %d (version %d)\n", call, version);
|
1825 |
ret = -TARGET_ENOSYS; |
1826 |
break;
|
1827 |
|
1828 |
case IPCOP_msgget:
|
1829 |
ret = get_errno(msgget(first, second)); |
1830 |
break;
|
1831 |
|
1832 |
case IPCOP_msgsnd:
|
1833 |
ret = do_msgsnd(first, ptr, second, third); |
1834 |
break;
|
1835 |
|
1836 |
case IPCOP_msgctl:
|
1837 |
ret = do_msgctl(first, second, ptr); |
1838 |
break;
|
1839 |
|
1840 |
case IPCOP_msgrcv:
|
1841 |
{ |
1842 |
/* XXX: this code is not correct */
|
1843 |
struct ipc_kludge
|
1844 |
{ |
1845 |
void *__unbounded msgp;
|
1846 |
long int msgtyp; |
1847 |
}; |
1848 |
|
1849 |
struct ipc_kludge *foo = (struct ipc_kludge *)g2h(ptr); |
1850 |
struct msgbuf *msgp = (struct msgbuf *) foo->msgp; |
1851 |
|
1852 |
ret = do_msgrcv(first, (long)msgp, second, 0, third); |
1853 |
|
1854 |
} |
1855 |
break;
|
1856 |
|
1857 |
case IPCOP_shmat:
|
1858 |
{ |
1859 |
abi_ulong raddr; |
1860 |
void *host_addr;
|
1861 |
/* SHM_* flags are the same on all linux platforms */
|
1862 |
host_addr = shmat(first, (void *)g2h(ptr), second);
|
1863 |
if (host_addr == (void *)-1) { |
1864 |
ret = get_errno((long)host_addr);
|
1865 |
break;
|
1866 |
} |
1867 |
raddr = h2g((unsigned long)host_addr); |
1868 |
/* find out the length of the shared memory segment */
|
1869 |
|
1870 |
ret = get_errno(shmctl(first, IPC_STAT, &shm_info)); |
1871 |
if (is_error(ret)) {
|
1872 |
/* can't get length, bail out */
|
1873 |
shmdt(host_addr); |
1874 |
break;
|
1875 |
} |
1876 |
page_set_flags(raddr, raddr + shm_info.shm_segsz, |
1877 |
PAGE_VALID | PAGE_READ | |
1878 |
((second & SHM_RDONLY)? 0: PAGE_WRITE));
|
1879 |
for (i = 0; i < N_SHM_REGIONS; ++i) { |
1880 |
if (shm_regions[i].start == 0) { |
1881 |
shm_regions[i].start = raddr; |
1882 |
shm_regions[i].size = shm_info.shm_segsz; |
1883 |
break;
|
1884 |
} |
1885 |
} |
1886 |
if (put_user(raddr, third, abi_ulong))
|
1887 |
return -TARGET_EFAULT;
|
1888 |
ret = 0;
|
1889 |
} |
1890 |
break;
|
1891 |
case IPCOP_shmdt:
|
1892 |
for (i = 0; i < N_SHM_REGIONS; ++i) { |
1893 |
if (shm_regions[i].start == ptr) {
|
1894 |
shm_regions[i].start = 0;
|
1895 |
page_set_flags(ptr, shm_regions[i].size, 0);
|
1896 |
break;
|
1897 |
} |
1898 |
} |
1899 |
ret = get_errno(shmdt((void *)g2h(ptr)));
|
1900 |
break;
|
1901 |
|
1902 |
case IPCOP_shmget:
|
1903 |
/* IPC_* flag values are the same on all linux platforms */
|
1904 |
ret = get_errno(shmget(first, second, third)); |
1905 |
break;
|
1906 |
|
1907 |
/* IPC_* and SHM_* command values are the same on all linux platforms */
|
1908 |
case IPCOP_shmctl:
|
1909 |
switch(second) {
|
1910 |
case IPC_RMID:
|
1911 |
case SHM_LOCK:
|
1912 |
case SHM_UNLOCK:
|
1913 |
ret = get_errno(shmctl(first, second, NULL));
|
1914 |
break;
|
1915 |
default:
|
1916 |
goto unimplemented;
|
1917 |
} |
1918 |
break;
|
1919 |
default:
|
1920 |
unimplemented:
|
1921 |
gemu_log("Unsupported ipc call: %d (version %d)\n", call, version);
|
1922 |
ret = -TARGET_ENOSYS; |
1923 |
break;
|
1924 |
} |
1925 |
return ret;
|
1926 |
} |
1927 |
#endif
|
1928 |
|
1929 |
/* kernel structure types definitions */
|
1930 |
#define IFNAMSIZ 16 |
1931 |
|
1932 |
#define STRUCT(name, list...) STRUCT_ ## name, |
1933 |
#define STRUCT_SPECIAL(name) STRUCT_ ## name, |
1934 |
enum {
|
1935 |
#include "syscall_types.h" |
1936 |
}; |
1937 |
#undef STRUCT
|
1938 |
#undef STRUCT_SPECIAL
|
1939 |
|
1940 |
#define STRUCT(name, list...) const argtype struct_ ## name ## _def[] = { list, TYPE_NULL }; |
1941 |
#define STRUCT_SPECIAL(name)
|
1942 |
#include "syscall_types.h" |
1943 |
#undef STRUCT
|
1944 |
#undef STRUCT_SPECIAL
|
1945 |
|
1946 |
typedef struct IOCTLEntry { |
1947 |
unsigned int target_cmd; |
1948 |
unsigned int host_cmd; |
1949 |
const char *name; |
1950 |
int access;
|
1951 |
const argtype arg_type[5]; |
1952 |
} IOCTLEntry; |
1953 |
|
1954 |
#define IOC_R 0x0001 |
1955 |
#define IOC_W 0x0002 |
1956 |
#define IOC_RW (IOC_R | IOC_W)
|
1957 |
|
1958 |
#define MAX_STRUCT_SIZE 4096 |
1959 |
|
1960 |
IOCTLEntry ioctl_entries[] = { |
1961 |
#define IOCTL(cmd, access, types...) \
|
1962 |
{ TARGET_ ## cmd, cmd, #cmd, access, { types } }, |
1963 |
#include "ioctls.h" |
1964 |
{ 0, 0, }, |
1965 |
}; |
1966 |
|
1967 |
/* ??? Implement proper locking for ioctls. */
|
1968 |
/* do_ioctl() Must return target values and target errnos. */
|
1969 |
static abi_long do_ioctl(int fd, abi_long cmd, abi_long arg) |
1970 |
{ |
1971 |
const IOCTLEntry *ie;
|
1972 |
const argtype *arg_type;
|
1973 |
abi_long ret; |
1974 |
uint8_t buf_temp[MAX_STRUCT_SIZE]; |
1975 |
int target_size;
|
1976 |
void *argptr;
|
1977 |
|
1978 |
ie = ioctl_entries; |
1979 |
for(;;) {
|
1980 |
if (ie->target_cmd == 0) { |
1981 |
gemu_log("Unsupported ioctl: cmd=0x%04lx\n", (long)cmd); |
1982 |
return -TARGET_ENOSYS;
|
1983 |
} |
1984 |
if (ie->target_cmd == cmd)
|
1985 |
break;
|
1986 |
ie++; |
1987 |
} |
1988 |
arg_type = ie->arg_type; |
1989 |
#if defined(DEBUG)
|
1990 |
gemu_log("ioctl: cmd=0x%04lx (%s)\n", (long)cmd, ie->name); |
1991 |
#endif
|
1992 |
switch(arg_type[0]) { |
1993 |
case TYPE_NULL:
|
1994 |
/* no argument */
|
1995 |
ret = get_errno(ioctl(fd, ie->host_cmd)); |
1996 |
break;
|
1997 |
case TYPE_PTRVOID:
|
1998 |
case TYPE_INT:
|
1999 |
/* int argment */
|
2000 |
ret = get_errno(ioctl(fd, ie->host_cmd, arg)); |
2001 |
break;
|
2002 |
case TYPE_PTR:
|
2003 |
arg_type++; |
2004 |
target_size = thunk_type_size(arg_type, 0);
|
2005 |
switch(ie->access) {
|
2006 |
case IOC_R:
|
2007 |
ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); |
2008 |
if (!is_error(ret)) {
|
2009 |
argptr = lock_user(VERIFY_WRITE, arg, target_size, 0);
|
2010 |
if (!argptr)
|
2011 |
return -TARGET_EFAULT;
|
2012 |
thunk_convert(argptr, buf_temp, arg_type, THUNK_TARGET); |
2013 |
unlock_user(argptr, arg, target_size); |
2014 |
} |
2015 |
break;
|
2016 |
case IOC_W:
|
2017 |
argptr = lock_user(VERIFY_READ, arg, target_size, 1);
|
2018 |
if (!argptr)
|
2019 |
return -TARGET_EFAULT;
|
2020 |
thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST); |
2021 |
unlock_user(argptr, arg, 0);
|
2022 |
ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); |
2023 |
break;
|
2024 |
default:
|
2025 |
case IOC_RW:
|
2026 |
argptr = lock_user(VERIFY_READ, arg, target_size, 1);
|
2027 |
if (!argptr)
|
2028 |
return -TARGET_EFAULT;
|
2029 |
thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST); |
2030 |
unlock_user(argptr, arg, 0);
|
2031 |
ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); |
2032 |
if (!is_error(ret)) {
|
2033 |
argptr = lock_user(VERIFY_WRITE, arg, target_size, 0);
|
2034 |
if (!argptr)
|
2035 |
return -TARGET_EFAULT;
|
2036 |
thunk_convert(argptr, buf_temp, arg_type, THUNK_TARGET); |
2037 |
unlock_user(argptr, arg, target_size); |
2038 |
} |
2039 |
break;
|
2040 |
} |
2041 |
break;
|
2042 |
default:
|
2043 |
gemu_log("Unsupported ioctl type: cmd=0x%04lx type=%d\n",
|
2044 |
(long)cmd, arg_type[0]); |
2045 |
ret = -TARGET_ENOSYS; |
2046 |
break;
|
2047 |
} |
2048 |
return ret;
|
2049 |
} |
2050 |
|
2051 |
bitmask_transtbl iflag_tbl[] = { |
2052 |
{ TARGET_IGNBRK, TARGET_IGNBRK, IGNBRK, IGNBRK }, |
2053 |
{ TARGET_BRKINT, TARGET_BRKINT, BRKINT, BRKINT }, |
2054 |
{ TARGET_IGNPAR, TARGET_IGNPAR, IGNPAR, IGNPAR }, |
2055 |
{ TARGET_PARMRK, TARGET_PARMRK, PARMRK, PARMRK }, |
2056 |
{ TARGET_INPCK, TARGET_INPCK, INPCK, INPCK }, |
2057 |
{ TARGET_ISTRIP, TARGET_ISTRIP, ISTRIP, ISTRIP }, |
2058 |
{ TARGET_INLCR, TARGET_INLCR, INLCR, INLCR }, |
2059 |
{ TARGET_IGNCR, TARGET_IGNCR, IGNCR, IGNCR }, |
2060 |
{ TARGET_ICRNL, TARGET_ICRNL, ICRNL, ICRNL }, |
2061 |
{ TARGET_IUCLC, TARGET_IUCLC, IUCLC, IUCLC }, |
2062 |
{ TARGET_IXON, TARGET_IXON, IXON, IXON }, |
2063 |
{ TARGET_IXANY, TARGET_IXANY, IXANY, IXANY }, |
2064 |
{ TARGET_IXOFF, TARGET_IXOFF, IXOFF, IXOFF }, |
2065 |
{ TARGET_IMAXBEL, TARGET_IMAXBEL, IMAXBEL, IMAXBEL }, |
2066 |
{ 0, 0, 0, 0 } |
2067 |
}; |
2068 |
|
2069 |
bitmask_transtbl oflag_tbl[] = { |
2070 |
{ TARGET_OPOST, TARGET_OPOST, OPOST, OPOST }, |
2071 |
{ TARGET_OLCUC, TARGET_OLCUC, OLCUC, OLCUC }, |
2072 |
{ TARGET_ONLCR, TARGET_ONLCR, ONLCR, ONLCR }, |
2073 |
{ TARGET_OCRNL, TARGET_OCRNL, OCRNL, OCRNL }, |
2074 |
{ TARGET_ONOCR, TARGET_ONOCR, ONOCR, ONOCR }, |
2075 |
{ TARGET_ONLRET, TARGET_ONLRET, ONLRET, ONLRET }, |
2076 |
{ TARGET_OFILL, TARGET_OFILL, OFILL, OFILL }, |
2077 |
{ TARGET_OFDEL, TARGET_OFDEL, OFDEL, OFDEL }, |
2078 |
{ TARGET_NLDLY, TARGET_NL0, NLDLY, NL0 }, |
2079 |
{ TARGET_NLDLY, TARGET_NL1, NLDLY, NL1 }, |
2080 |
{ TARGET_CRDLY, TARGET_CR0, CRDLY, CR0 }, |
2081 |
{ TARGET_CRDLY, TARGET_CR1, CRDLY, CR1 }, |
2082 |
{ TARGET_CRDLY, TARGET_CR2, CRDLY, CR2 }, |
2083 |
{ TARGET_CRDLY, TARGET_CR3, CRDLY, CR3 }, |
2084 |
{ TARGET_TABDLY, TARGET_TAB0, TABDLY, TAB0 }, |
2085 |
{ TARGET_TABDLY, TARGET_TAB1, TABDLY, TAB1 }, |
2086 |
{ TARGET_TABDLY, TARGET_TAB2, TABDLY, TAB2 }, |
2087 |
{ TARGET_TABDLY, TARGET_TAB3, TABDLY, TAB3 }, |
2088 |
{ TARGET_BSDLY, TARGET_BS0, BSDLY, BS0 }, |
2089 |
{ TARGET_BSDLY, TARGET_BS1, BSDLY, BS1 }, |
2090 |
{ TARGET_VTDLY, TARGET_VT0, VTDLY, VT0 }, |
2091 |
{ TARGET_VTDLY, TARGET_VT1, VTDLY, VT1 }, |
2092 |
{ TARGET_FFDLY, TARGET_FF0, FFDLY, FF0 }, |
2093 |
{ TARGET_FFDLY, TARGET_FF1, FFDLY, FF1 }, |
2094 |
{ 0, 0, 0, 0 } |
2095 |
}; |
2096 |
|
2097 |
bitmask_transtbl cflag_tbl[] = { |
2098 |
{ TARGET_CBAUD, TARGET_B0, CBAUD, B0 }, |
2099 |
{ TARGET_CBAUD, TARGET_B50, CBAUD, B50 }, |
2100 |
{ TARGET_CBAUD, TARGET_B75, CBAUD, B75 }, |
2101 |
{ TARGET_CBAUD, TARGET_B110, CBAUD, B110 }, |
2102 |
{ TARGET_CBAUD, TARGET_B134, CBAUD, B134 }, |
2103 |
{ TARGET_CBAUD, TARGET_B150, CBAUD, B150 }, |
2104 |
{ TARGET_CBAUD, TARGET_B200, CBAUD, B200 }, |
2105 |
{ TARGET_CBAUD, TARGET_B300, CBAUD, B300 }, |
2106 |
{ TARGET_CBAUD, TARGET_B600, CBAUD, B600 }, |
2107 |
{ TARGET_CBAUD, TARGET_B1200, CBAUD, B1200 }, |
2108 |
{ TARGET_CBAUD, TARGET_B1800, CBAUD, B1800 }, |
2109 |
{ TARGET_CBAUD, TARGET_B2400, CBAUD, B2400 }, |
2110 |
{ TARGET_CBAUD, TARGET_B4800, CBAUD, B4800 }, |
2111 |
{ TARGET_CBAUD, TARGET_B9600, CBAUD, B9600 }, |
2112 |
{ TARGET_CBAUD, TARGET_B19200, CBAUD, B19200 }, |
2113 |
{ TARGET_CBAUD, TARGET_B38400, CBAUD, B38400 }, |
2114 |
{ TARGET_CBAUD, TARGET_B57600, CBAUD, B57600 }, |
2115 |
{ TARGET_CBAUD, TARGET_B115200, CBAUD, B115200 }, |
2116 |
{ TARGET_CBAUD, TARGET_B230400, CBAUD, B230400 }, |
2117 |
{ TARGET_CBAUD, TARGET_B460800, CBAUD, B460800 }, |
2118 |
{ TARGET_CSIZE, TARGET_CS5, CSIZE, CS5 }, |
2119 |
{ TARGET_CSIZE, TARGET_CS6, CSIZE, CS6 }, |
2120 |
{ TARGET_CSIZE, TARGET_CS7, CSIZE, CS7 }, |
2121 |
{ TARGET_CSIZE, TARGET_CS8, CSIZE, CS8 }, |
2122 |
{ TARGET_CSTOPB, TARGET_CSTOPB, CSTOPB, CSTOPB }, |
2123 |
{ TARGET_CREAD, TARGET_CREAD, CREAD, CREAD }, |
2124 |
{ TARGET_PARENB, TARGET_PARENB, PARENB, PARENB }, |
2125 |
{ TARGET_PARODD, TARGET_PARODD, PARODD, PARODD }, |
2126 |
{ TARGET_HUPCL, TARGET_HUPCL, HUPCL, HUPCL }, |
2127 |
{ TARGET_CLOCAL, TARGET_CLOCAL, CLOCAL, CLOCAL }, |
2128 |
{ TARGET_CRTSCTS, TARGET_CRTSCTS, CRTSCTS, CRTSCTS }, |
2129 |
{ 0, 0, 0, 0 } |
2130 |
}; |
2131 |
|
2132 |
bitmask_transtbl lflag_tbl[] = { |
2133 |
{ TARGET_ISIG, TARGET_ISIG, ISIG, ISIG }, |
2134 |
{ TARGET_ICANON, TARGET_ICANON, ICANON, ICANON }, |
2135 |
{ TARGET_XCASE, TARGET_XCASE, XCASE, XCASE }, |
2136 |
{ TARGET_ECHO, TARGET_ECHO, ECHO, ECHO }, |
2137 |
{ TARGET_ECHOE, TARGET_ECHOE, ECHOE, ECHOE }, |
2138 |
{ TARGET_ECHOK, TARGET_ECHOK, ECHOK, ECHOK }, |
2139 |
{ TARGET_ECHONL, TARGET_ECHONL, ECHONL, ECHONL }, |
2140 |
{ TARGET_NOFLSH, TARGET_NOFLSH, NOFLSH, NOFLSH }, |
2141 |
{ TARGET_TOSTOP, TARGET_TOSTOP, TOSTOP, TOSTOP }, |
2142 |
{ TARGET_ECHOCTL, TARGET_ECHOCTL, ECHOCTL, ECHOCTL }, |
2143 |
{ TARGET_ECHOPRT, TARGET_ECHOPRT, ECHOPRT, ECHOPRT }, |
2144 |
{ TARGET_ECHOKE, TARGET_ECHOKE, ECHOKE, ECHOKE }, |
2145 |
{ TARGET_FLUSHO, TARGET_FLUSHO, FLUSHO, FLUSHO }, |
2146 |
{ TARGET_PENDIN, TARGET_PENDIN, PENDIN, PENDIN }, |
2147 |
{ TARGET_IEXTEN, TARGET_IEXTEN, IEXTEN, IEXTEN }, |
2148 |
{ 0, 0, 0, 0 } |
2149 |
}; |
2150 |
|
2151 |
static void target_to_host_termios (void *dst, const void *src) |
2152 |
{ |
2153 |
struct host_termios *host = dst;
|
2154 |
const struct target_termios *target = src; |
2155 |
|
2156 |
host->c_iflag = |
2157 |
target_to_host_bitmask(tswap32(target->c_iflag), iflag_tbl); |
2158 |
host->c_oflag = |
2159 |
target_to_host_bitmask(tswap32(target->c_oflag), oflag_tbl); |
2160 |
host->c_cflag = |
2161 |
target_to_host_bitmask(tswap32(target->c_cflag), cflag_tbl); |
2162 |
host->c_lflag = |
2163 |
target_to_host_bitmask(tswap32(target->c_lflag), lflag_tbl); |
2164 |
host->c_line = target->c_line; |
2165 |
|
2166 |
host->c_cc[VINTR] = target->c_cc[TARGET_VINTR]; |
2167 |
host->c_cc[VQUIT] = target->c_cc[TARGET_VQUIT]; |
2168 |
host->c_cc[VERASE] = target->c_cc[TARGET_VERASE]; |
2169 |
host->c_cc[VKILL] = target->c_cc[TARGET_VKILL]; |
2170 |
host->c_cc[VEOF] = target->c_cc[TARGET_VEOF]; |
2171 |
host->c_cc[VTIME] = target->c_cc[TARGET_VTIME]; |
2172 |
host->c_cc[VMIN] = target->c_cc[TARGET_VMIN]; |
2173 |
host->c_cc[VSWTC] = target->c_cc[TARGET_VSWTC]; |
2174 |
host->c_cc[VSTART] = target->c_cc[TARGET_VSTART]; |
2175 |
host->c_cc[VSTOP] = target->c_cc[TARGET_VSTOP]; |
2176 |
host->c_cc[VSUSP] = target->c_cc[TARGET_VSUSP]; |
2177 |
host->c_cc[VEOL] = target->c_cc[TARGET_VEOL]; |
2178 |
host->c_cc[VREPRINT] = target->c_cc[TARGET_VREPRINT]; |
2179 |
host->c_cc[VDISCARD] = target->c_cc[TARGET_VDISCARD]; |
2180 |
host->c_cc[VWERASE] = target->c_cc[TARGET_VWERASE]; |
2181 |
host->c_cc[VLNEXT] = target->c_cc[TARGET_VLNEXT]; |
2182 |
host->c_cc[VEOL2] = target->c_cc[TARGET_VEOL2]; |
2183 |
} |
2184 |
|
2185 |
static void host_to_target_termios (void *dst, const void *src) |
2186 |
{ |
2187 |
struct target_termios *target = dst;
|
2188 |
const struct host_termios *host = src; |
2189 |
|
2190 |
target->c_iflag = |
2191 |
tswap32(host_to_target_bitmask(host->c_iflag, iflag_tbl)); |
2192 |
target->c_oflag = |
2193 |
tswap32(host_to_target_bitmask(host->c_oflag, oflag_tbl)); |
2194 |
target->c_cflag = |
2195 |
tswap32(host_to_target_bitmask(host->c_cflag, cflag_tbl)); |
2196 |
target->c_lflag = |
2197 |
tswap32(host_to_target_bitmask(host->c_lflag, lflag_tbl)); |
2198 |
target->c_line = host->c_line; |
2199 |
|
2200 |
target->c_cc[TARGET_VINTR] = host->c_cc[VINTR]; |
2201 |
target->c_cc[TARGET_VQUIT] = host->c_cc[VQUIT]; |
2202 |
target->c_cc[TARGET_VERASE] = host->c_cc[VERASE]; |
2203 |
target->c_cc[TARGET_VKILL] = host->c_cc[VKILL]; |
2204 |
target->c_cc[TARGET_VEOF] = host->c_cc[VEOF]; |
2205 |
target->c_cc[TARGET_VTIME] = host->c_cc[VTIME]; |
2206 |
target->c_cc[TARGET_VMIN] = host->c_cc[VMIN]; |
2207 |
target->c_cc[TARGET_VSWTC] = host->c_cc[VSWTC]; |
2208 |
target->c_cc[TARGET_VSTART] = host->c_cc[VSTART]; |
2209 |
target->c_cc[TARGET_VSTOP] = host->c_cc[VSTOP]; |
2210 |
target->c_cc[TARGET_VSUSP] = host->c_cc[VSUSP]; |
2211 |
target->c_cc[TARGET_VEOL] = host->c_cc[VEOL]; |
2212 |
target->c_cc[TARGET_VREPRINT] = host->c_cc[VREPRINT]; |
2213 |
target->c_cc[TARGET_VDISCARD] = host->c_cc[VDISCARD]; |
2214 |
target->c_cc[TARGET_VWERASE] = host->c_cc[VWERASE]; |
2215 |
target->c_cc[TARGET_VLNEXT] = host->c_cc[VLNEXT]; |
2216 |
target->c_cc[TARGET_VEOL2] = host->c_cc[VEOL2]; |
2217 |
} |
2218 |
|
2219 |
StructEntry struct_termios_def = { |
2220 |
.convert = { host_to_target_termios, target_to_host_termios }, |
2221 |
.size = { sizeof(struct target_termios), sizeof(struct host_termios) }, |
2222 |
.align = { __alignof__(struct target_termios), __alignof__(struct host_termios) }, |
2223 |
}; |
2224 |
|
2225 |
static bitmask_transtbl mmap_flags_tbl[] = {
|
2226 |
{ TARGET_MAP_SHARED, TARGET_MAP_SHARED, MAP_SHARED, MAP_SHARED }, |
2227 |
{ TARGET_MAP_PRIVATE, TARGET_MAP_PRIVATE, MAP_PRIVATE, MAP_PRIVATE }, |
2228 |
{ TARGET_MAP_FIXED, TARGET_MAP_FIXED, MAP_FIXED, MAP_FIXED }, |
2229 |
{ TARGET_MAP_ANONYMOUS, TARGET_MAP_ANONYMOUS, MAP_ANONYMOUS, MAP_ANONYMOUS }, |
2230 |
{ TARGET_MAP_GROWSDOWN, TARGET_MAP_GROWSDOWN, MAP_GROWSDOWN, MAP_GROWSDOWN }, |
2231 |
{ TARGET_MAP_DENYWRITE, TARGET_MAP_DENYWRITE, MAP_DENYWRITE, MAP_DENYWRITE }, |
2232 |
{ TARGET_MAP_EXECUTABLE, TARGET_MAP_EXECUTABLE, MAP_EXECUTABLE, MAP_EXECUTABLE }, |
2233 |
{ TARGET_MAP_LOCKED, TARGET_MAP_LOCKED, MAP_LOCKED, MAP_LOCKED }, |
2234 |
{ 0, 0, 0, 0 } |
2235 |
}; |
2236 |
|
2237 |
static bitmask_transtbl fcntl_flags_tbl[] = {
|
2238 |
{ TARGET_O_ACCMODE, TARGET_O_WRONLY, O_ACCMODE, O_WRONLY, }, |
2239 |
{ TARGET_O_ACCMODE, TARGET_O_RDWR, O_ACCMODE, O_RDWR, }, |
2240 |
{ TARGET_O_CREAT, TARGET_O_CREAT, O_CREAT, O_CREAT, }, |
2241 |
{ TARGET_O_EXCL, TARGET_O_EXCL, O_EXCL, O_EXCL, }, |
2242 |
{ TARGET_O_NOCTTY, TARGET_O_NOCTTY, O_NOCTTY, O_NOCTTY, }, |
2243 |
{ TARGET_O_TRUNC, TARGET_O_TRUNC, O_TRUNC, O_TRUNC, }, |
2244 |
{ TARGET_O_APPEND, TARGET_O_APPEND, O_APPEND, O_APPEND, }, |
2245 |
{ TARGET_O_NONBLOCK, TARGET_O_NONBLOCK, O_NONBLOCK, O_NONBLOCK, }, |
2246 |
{ TARGET_O_SYNC, TARGET_O_SYNC, O_SYNC, O_SYNC, }, |
2247 |
{ TARGET_FASYNC, TARGET_FASYNC, FASYNC, FASYNC, }, |
2248 |
{ TARGET_O_DIRECTORY, TARGET_O_DIRECTORY, O_DIRECTORY, O_DIRECTORY, }, |
2249 |
{ TARGET_O_NOFOLLOW, TARGET_O_NOFOLLOW, O_NOFOLLOW, O_NOFOLLOW, }, |
2250 |
{ TARGET_O_LARGEFILE, TARGET_O_LARGEFILE, O_LARGEFILE, O_LARGEFILE, }, |
2251 |
#if defined(O_DIRECT)
|
2252 |
{ TARGET_O_DIRECT, TARGET_O_DIRECT, O_DIRECT, O_DIRECT, }, |
2253 |
#endif
|
2254 |
{ 0, 0, 0, 0 } |
2255 |
}; |
2256 |
|
2257 |
#if defined(TARGET_I386)
|
2258 |
|
2259 |
/* NOTE: there is really one LDT for all the threads */
|
2260 |
uint8_t *ldt_table; |
2261 |
|
2262 |
static abi_long read_ldt(abi_ulong ptr, unsigned long bytecount) |
2263 |
{ |
2264 |
int size;
|
2265 |
void *p;
|
2266 |
|
2267 |
if (!ldt_table)
|
2268 |
return 0; |
2269 |
size = TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE; |
2270 |
if (size > bytecount)
|
2271 |
size = bytecount; |
2272 |
p = lock_user(VERIFY_WRITE, ptr, size, 0);
|
2273 |
if (!p)
|
2274 |
return -TARGET_EFAULT;
|
2275 |
/* ??? Should this by byteswapped? */
|
2276 |
memcpy(p, ldt_table, size); |
2277 |
unlock_user(p, ptr, size); |
2278 |
return size;
|
2279 |
} |
2280 |
|
2281 |
/* XXX: add locking support */
|
2282 |
static abi_long write_ldt(CPUX86State *env,
|
2283 |
abi_ulong ptr, unsigned long bytecount, int oldmode) |
2284 |
{ |
2285 |
struct target_modify_ldt_ldt_s ldt_info;
|
2286 |
struct target_modify_ldt_ldt_s *target_ldt_info;
|
2287 |
int seg_32bit, contents, read_exec_only, limit_in_pages;
|
2288 |
int seg_not_present, useable;
|
2289 |
uint32_t *lp, entry_1, entry_2; |
2290 |
|
2291 |
if (bytecount != sizeof(ldt_info)) |
2292 |
return -TARGET_EINVAL;
|
2293 |
if (!lock_user_struct(VERIFY_READ, target_ldt_info, ptr, 1)) |
2294 |
return -TARGET_EFAULT;
|
2295 |
ldt_info.entry_number = tswap32(target_ldt_info->entry_number); |
2296 |
ldt_info.base_addr = tswapl(target_ldt_info->base_addr); |
2297 |
ldt_info.limit = tswap32(target_ldt_info->limit); |
2298 |
ldt_info.flags = tswap32(target_ldt_info->flags); |
2299 |
unlock_user_struct(target_ldt_info, ptr, 0);
|
2300 |
|
2301 |
if (ldt_info.entry_number >= TARGET_LDT_ENTRIES)
|
2302 |
return -TARGET_EINVAL;
|
2303 |
seg_32bit = ldt_info.flags & 1;
|
2304 |
contents = (ldt_info.flags >> 1) & 3; |
2305 |
read_exec_only = (ldt_info.flags >> 3) & 1; |
2306 |
limit_in_pages = (ldt_info.flags >> 4) & 1; |
2307 |
seg_not_present = (ldt_info.flags >> 5) & 1; |
2308 |
useable = (ldt_info.flags >> 6) & 1; |
2309 |
|
2310 |
if (contents == 3) { |
2311 |
if (oldmode)
|
2312 |
return -TARGET_EINVAL;
|
2313 |
if (seg_not_present == 0) |
2314 |
return -TARGET_EINVAL;
|
2315 |
} |
2316 |
/* allocate the LDT */
|
2317 |
if (!ldt_table) {
|
2318 |
ldt_table = malloc(TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE); |
2319 |
if (!ldt_table)
|
2320 |
return -TARGET_ENOMEM;
|
2321 |
memset(ldt_table, 0, TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE);
|
2322 |
env->ldt.base = h2g((unsigned long)ldt_table); |
2323 |
env->ldt.limit = 0xffff;
|
2324 |
} |
2325 |
|
2326 |
/* NOTE: same code as Linux kernel */
|
2327 |
/* Allow LDTs to be cleared by the user. */
|
2328 |
if (ldt_info.base_addr == 0 && ldt_info.limit == 0) { |
2329 |
if (oldmode ||
|
2330 |
(contents == 0 &&
|
2331 |
read_exec_only == 1 &&
|
2332 |
seg_32bit == 0 &&
|
2333 |
limit_in_pages == 0 &&
|
2334 |
seg_not_present == 1 &&
|
2335 |
useable == 0 )) {
|
2336 |
entry_1 = 0;
|
2337 |
entry_2 = 0;
|
2338 |
goto install;
|
2339 |
} |
2340 |
} |
2341 |
|
2342 |
entry_1 = ((ldt_info.base_addr & 0x0000ffff) << 16) | |
2343 |
(ldt_info.limit & 0x0ffff);
|
2344 |
entry_2 = (ldt_info.base_addr & 0xff000000) |
|
2345 |
((ldt_info.base_addr & 0x00ff0000) >> 16) | |
2346 |
(ldt_info.limit & 0xf0000) |
|
2347 |
((read_exec_only ^ 1) << 9) | |
2348 |
(contents << 10) |
|
2349 |
((seg_not_present ^ 1) << 15) | |
2350 |
(seg_32bit << 22) |
|
2351 |
(limit_in_pages << 23) |
|
2352 |
0x7000;
|
2353 |
if (!oldmode)
|
2354 |
entry_2 |= (useable << 20);
|
2355 |
|
2356 |
/* Install the new entry ... */
|
2357 |
install:
|
2358 |
lp = (uint32_t *)(ldt_table + (ldt_info.entry_number << 3));
|
2359 |
lp[0] = tswap32(entry_1);
|
2360 |
lp[1] = tswap32(entry_2);
|
2361 |
return 0; |
2362 |
} |
2363 |
|
2364 |
/* specific and weird i386 syscalls */
|
2365 |
abi_long do_modify_ldt(CPUX86State *env, int func, abi_ulong ptr,
|
2366 |
unsigned long bytecount) |
2367 |
{ |
2368 |
abi_long ret; |
2369 |
|
2370 |
switch (func) {
|
2371 |
case 0: |
2372 |
ret = read_ldt(ptr, bytecount); |
2373 |
break;
|
2374 |
case 1: |
2375 |
ret = write_ldt(env, ptr, bytecount, 1);
|
2376 |
break;
|
2377 |
case 0x11: |
2378 |
ret = write_ldt(env, ptr, bytecount, 0);
|
2379 |
break;
|
2380 |
default:
|
2381 |
ret = -TARGET_ENOSYS; |
2382 |
break;
|
2383 |
} |
2384 |
return ret;
|
2385 |
} |
2386 |
|
2387 |
#endif /* defined(TARGET_I386) */ |
2388 |
|
2389 |
/* this stack is the equivalent of the kernel stack associated with a
|
2390 |
thread/process */
|
2391 |
#define NEW_STACK_SIZE 8192 |
2392 |
|
2393 |
static int clone_func(void *arg) |
2394 |
{ |
2395 |
CPUState *env = arg; |
2396 |
cpu_loop(env); |
2397 |
/* never exits */
|
2398 |
return 0; |
2399 |
} |
2400 |
|
2401 |
/* do_fork() Must return host values and target errnos (unlike most
|
2402 |
do_*() functions). */
|
2403 |
int do_fork(CPUState *env, unsigned int flags, abi_ulong newsp) |
2404 |
{ |
2405 |
int ret;
|
2406 |
TaskState *ts; |
2407 |
uint8_t *new_stack; |
2408 |
CPUState *new_env; |
2409 |
|
2410 |
if (flags & CLONE_VM) {
|
2411 |
ts = malloc(sizeof(TaskState) + NEW_STACK_SIZE);
|
2412 |
memset(ts, 0, sizeof(TaskState)); |
2413 |
new_stack = ts->stack; |
2414 |
ts->used = 1;
|
2415 |
/* add in task state list */
|
2416 |
ts->next = first_task_state; |
2417 |
first_task_state = ts; |
2418 |
/* we create a new CPU instance. */
|
2419 |
new_env = cpu_copy(env); |
2420 |
#if defined(TARGET_I386)
|
2421 |
if (!newsp)
|
2422 |
newsp = env->regs[R_ESP]; |
2423 |
new_env->regs[R_ESP] = newsp; |
2424 |
new_env->regs[R_EAX] = 0;
|
2425 |
#elif defined(TARGET_ARM)
|
2426 |
if (!newsp)
|
2427 |
newsp = env->regs[13];
|
2428 |
new_env->regs[13] = newsp;
|
2429 |
new_env->regs[0] = 0; |
2430 |
#elif defined(TARGET_SPARC)
|
2431 |
if (!newsp)
|
2432 |
newsp = env->regwptr[22];
|
2433 |
new_env->regwptr[22] = newsp;
|
2434 |
new_env->regwptr[0] = 0; |
2435 |
/* XXXXX */
|
2436 |
printf ("HELPME: %s:%d\n", __FILE__, __LINE__);
|
2437 |
#elif defined(TARGET_M68K)
|
2438 |
if (!newsp)
|
2439 |
newsp = env->aregs[7];
|
2440 |
new_env->aregs[7] = newsp;
|
2441 |
new_env->dregs[0] = 0; |
2442 |
/* ??? is this sufficient? */
|
2443 |
#elif defined(TARGET_MIPS)
|
2444 |
if (!newsp)
|
2445 |
newsp = env->gpr[29][env->current_tc];
|
2446 |
new_env->gpr[29][env->current_tc] = newsp;
|
2447 |
#elif defined(TARGET_PPC)
|
2448 |
if (!newsp)
|
2449 |
newsp = env->gpr[1];
|
2450 |
new_env->gpr[1] = newsp;
|
2451 |
{ |
2452 |
int i;
|
2453 |
for (i = 7; i < 32; i++) |
2454 |
new_env->gpr[i] = 0;
|
2455 |
} |
2456 |
#elif defined(TARGET_SH4)
|
2457 |
if (!newsp)
|
2458 |
newsp = env->gregs[15];
|
2459 |
new_env->gregs[15] = newsp;
|
2460 |
/* XXXXX */
|
2461 |
#elif defined(TARGET_ALPHA)
|
2462 |
if (!newsp)
|
2463 |
newsp = env->ir[30];
|
2464 |
new_env->ir[30] = newsp;
|
2465 |
/* ? */
|
2466 |
{ |
2467 |
int i;
|
2468 |
for (i = 7; i < 30; i++) |
2469 |
new_env->ir[i] = 0;
|
2470 |
} |
2471 |
#elif defined(TARGET_CRIS)
|
2472 |
if (!newsp)
|
2473 |
newsp = env->regs[14];
|
2474 |
new_env->regs[14] = newsp;
|
2475 |
#else
|
2476 |
#error unsupported target CPU
|
2477 |
#endif
|
2478 |
new_env->opaque = ts; |
2479 |
#ifdef __ia64__
|
2480 |
ret = __clone2(clone_func, new_stack + NEW_STACK_SIZE, flags, new_env); |
2481 |
#else
|
2482 |
ret = clone(clone_func, new_stack + NEW_STACK_SIZE, flags, new_env); |
2483 |
#endif
|
2484 |
} else {
|
2485 |
/* if no CLONE_VM, we consider it is a fork */
|
2486 |
if ((flags & ~CSIGNAL) != 0) |
2487 |
return -EINVAL;
|
2488 |
ret = fork(); |
2489 |
} |
2490 |
return ret;
|
2491 |
} |
2492 |
|
2493 |
static abi_long do_fcntl(int fd, int cmd, abi_ulong arg) |
2494 |
{ |
2495 |
struct flock fl;
|
2496 |
struct target_flock *target_fl;
|
2497 |
struct flock64 fl64;
|
2498 |
struct target_flock64 *target_fl64;
|
2499 |
abi_long ret; |
2500 |
|
2501 |
switch(cmd) {
|
2502 |
case TARGET_F_GETLK:
|
2503 |
if (!lock_user_struct(VERIFY_READ, target_fl, arg, 1)) |
2504 |
return -TARGET_EFAULT;
|
2505 |
fl.l_type = tswap16(target_fl->l_type); |
2506 |
fl.l_whence = tswap16(target_fl->l_whence); |
2507 |
fl.l_start = tswapl(target_fl->l_start); |
2508 |
fl.l_len = tswapl(target_fl->l_len); |
2509 |
fl.l_pid = tswapl(target_fl->l_pid); |
2510 |
unlock_user_struct(target_fl, arg, 0);
|
2511 |
ret = get_errno(fcntl(fd, cmd, &fl)); |
2512 |
if (ret == 0) { |
2513 |
if (!lock_user_struct(VERIFY_WRITE, target_fl, arg, 0)) |
2514 |
return -TARGET_EFAULT;
|
2515 |
target_fl->l_type = tswap16(fl.l_type); |
2516 |
target_fl->l_whence = tswap16(fl.l_whence); |
2517 |
target_fl->l_start = tswapl(fl.l_start); |
2518 |
target_fl->l_len = tswapl(fl.l_len); |
2519 |
target_fl->l_pid = tswapl(fl.l_pid); |
2520 |
unlock_user_struct(target_fl, arg, 1);
|
2521 |
} |
2522 |
break;
|
2523 |
|
2524 |
case TARGET_F_SETLK:
|
2525 |
case TARGET_F_SETLKW:
|
2526 |
if (!lock_user_struct(VERIFY_READ, target_fl, arg, 1)) |
2527 |
return -TARGET_EFAULT;
|
2528 |
fl.l_type = tswap16(target_fl->l_type); |
2529 |
fl.l_whence = tswap16(target_fl->l_whence); |
2530 |
fl.l_start = tswapl(target_fl->l_start); |
2531 |
fl.l_len = tswapl(target_fl->l_len); |
2532 |
fl.l_pid = tswapl(target_fl->l_pid); |
2533 |
unlock_user_struct(target_fl, arg, 0);
|
2534 |
ret = get_errno(fcntl(fd, cmd, &fl)); |
2535 |
break;
|
2536 |
|
2537 |
case TARGET_F_GETLK64:
|
2538 |
if (!lock_user_struct(VERIFY_READ, target_fl64, arg, 1)) |
2539 |
return -TARGET_EFAULT;
|
2540 |
fl64.l_type = tswap16(target_fl64->l_type) >> 1;
|
2541 |
fl64.l_whence = tswap16(target_fl64->l_whence); |
2542 |
fl64.l_start = tswapl(target_fl64->l_start); |
2543 |
fl64.l_len = tswapl(target_fl64->l_len); |
2544 |
fl64.l_pid = tswap16(target_fl64->l_pid); |
2545 |
unlock_user_struct(target_fl64, arg, 0);
|
2546 |
ret = get_errno(fcntl(fd, cmd >> 1, &fl64));
|
2547 |
if (ret == 0) { |
2548 |
if (!lock_user_struct(VERIFY_WRITE, target_fl64, arg, 0)) |
2549 |
return -TARGET_EFAULT;
|
2550 |
target_fl64->l_type = tswap16(fl64.l_type) >> 1;
|
2551 |
target_fl64->l_whence = tswap16(fl64.l_whence); |
2552 |
target_fl64->l_start = tswapl(fl64.l_start); |
2553 |
target_fl64->l_len = tswapl(fl64.l_len); |
2554 |
target_fl64->l_pid = tswapl(fl64.l_pid); |
2555 |
unlock_user_struct(target_fl64, arg, 1);
|
2556 |
} |
2557 |
break;
|
2558 |
case TARGET_F_SETLK64:
|
2559 |
case TARGET_F_SETLKW64:
|
2560 |
if (!lock_user_struct(VERIFY_READ, target_fl64, arg, 1)) |
2561 |
return -TARGET_EFAULT;
|
2562 |
fl64.l_type = tswap16(target_fl64->l_type) >> 1;
|
2563 |
fl64.l_whence = tswap16(target_fl64->l_whence); |
2564 |
fl64.l_start = tswapl(target_fl64->l_start); |
2565 |
fl64.l_len = tswapl(target_fl64->l_len); |
2566 |
fl64.l_pid = tswap16(target_fl64->l_pid); |
2567 |
unlock_user_struct(target_fl64, arg, 0);
|
2568 |
ret = get_errno(fcntl(fd, cmd >> 1, &fl64));
|
2569 |
break;
|
2570 |
|
2571 |
case F_GETFL:
|
2572 |
ret = get_errno(fcntl(fd, cmd, arg)); |
2573 |
if (ret >= 0) { |
2574 |
ret = host_to_target_bitmask(ret, fcntl_flags_tbl); |
2575 |
} |
2576 |
break;
|
2577 |
|
2578 |
case F_SETFL:
|
2579 |
ret = get_errno(fcntl(fd, cmd, target_to_host_bitmask(arg, fcntl_flags_tbl))); |
2580 |
break;
|
2581 |
|
2582 |
default:
|
2583 |
ret = get_errno(fcntl(fd, cmd, arg)); |
2584 |
break;
|
2585 |
} |
2586 |
return ret;
|
2587 |
} |
2588 |
|
2589 |
#ifdef USE_UID16
|
2590 |
|
2591 |
static inline int high2lowuid(int uid) |
2592 |
{ |
2593 |
if (uid > 65535) |
2594 |
return 65534; |
2595 |
else
|
2596 |
return uid;
|
2597 |
} |
2598 |
|
2599 |
static inline int high2lowgid(int gid) |
2600 |
{ |
2601 |
if (gid > 65535) |
2602 |
return 65534; |
2603 |
else
|
2604 |
return gid;
|
2605 |
} |
2606 |
|
2607 |
static inline int low2highuid(int uid) |
2608 |
{ |
2609 |
if ((int16_t)uid == -1) |
2610 |
return -1; |
2611 |
else
|
2612 |
return uid;
|
2613 |
} |
2614 |
|
2615 |
static inline int low2highgid(int gid) |
2616 |
{ |
2617 |
if ((int16_t)gid == -1) |
2618 |
return -1; |
2619 |
else
|
2620 |
return gid;
|
2621 |
} |
2622 |
|
2623 |
#endif /* USE_UID16 */ |
2624 |
|
2625 |
void syscall_init(void) |
2626 |
{ |
2627 |
IOCTLEntry *ie; |
2628 |
const argtype *arg_type;
|
2629 |
int size;
|
2630 |
int i;
|
2631 |
|
2632 |
#define STRUCT(name, list...) thunk_register_struct(STRUCT_ ## name, #name, struct_ ## name ## _def); |
2633 |
#define STRUCT_SPECIAL(name) thunk_register_struct_direct(STRUCT_ ## name, #name, &struct_ ## name ## _def); |
2634 |
#include "syscall_types.h" |
2635 |
#undef STRUCT
|
2636 |
#undef STRUCT_SPECIAL
|
2637 |
|
2638 |
/* we patch the ioctl size if necessary. We rely on the fact that
|
2639 |
no ioctl has all the bits at '1' in the size field */
|
2640 |
ie = ioctl_entries; |
2641 |
while (ie->target_cmd != 0) { |
2642 |
if (((ie->target_cmd >> TARGET_IOC_SIZESHIFT) & TARGET_IOC_SIZEMASK) ==
|
2643 |
TARGET_IOC_SIZEMASK) { |
2644 |
arg_type = ie->arg_type; |
2645 |
if (arg_type[0] != TYPE_PTR) { |
2646 |
fprintf(stderr, "cannot patch size for ioctl 0x%x\n",
|
2647 |
ie->target_cmd); |
2648 |
exit(1);
|
2649 |
} |
2650 |
arg_type++; |
2651 |
size = thunk_type_size(arg_type, 0);
|
2652 |
ie->target_cmd = (ie->target_cmd & |
2653 |
~(TARGET_IOC_SIZEMASK << TARGET_IOC_SIZESHIFT)) | |
2654 |
(size << TARGET_IOC_SIZESHIFT); |
2655 |
} |
2656 |
|
2657 |
/* Build target_to_host_errno_table[] table from
|
2658 |
* host_to_target_errno_table[]. */
|
2659 |
for (i=0; i < ERRNO_TABLE_SIZE; i++) |
2660 |
target_to_host_errno_table[host_to_target_errno_table[i]] = i; |
2661 |
|
2662 |
/* automatic consistency check if same arch */
|
2663 |
#if defined(__i386__) && defined(TARGET_I386)
|
2664 |
if (ie->target_cmd != ie->host_cmd) {
|
2665 |
fprintf(stderr, "ERROR: ioctl: target=0x%x host=0x%x\n",
|
2666 |
ie->target_cmd, ie->host_cmd); |
2667 |
} |
2668 |
#endif
|
2669 |
ie++; |
2670 |
} |
2671 |
} |
2672 |
|
2673 |
#if TARGET_ABI_BITS == 32 |
2674 |
static inline uint64_t target_offset64(uint32_t word0, uint32_t word1) |
2675 |
{ |
2676 |
#ifdef TARGET_WORDS_BIG_ENDIAN
|
2677 |
return ((uint64_t)word0 << 32) | word1; |
2678 |
#else
|
2679 |
return ((uint64_t)word1 << 32) | word0; |
2680 |
#endif
|
2681 |
} |
2682 |
#else /* TARGET_ABI_BITS == 32 */ |
2683 |
static inline uint64_t target_offset64(uint64_t word0, uint64_t word1) |
2684 |
{ |
2685 |
return word0;
|
2686 |
} |
2687 |
#endif /* TARGET_ABI_BITS != 32 */ |
2688 |
|
2689 |
#ifdef TARGET_NR_truncate64
|
2690 |
static inline abi_long target_truncate64(void *cpu_env, const char *arg1, |
2691 |
abi_long arg2, |
2692 |
abi_long arg3, |
2693 |
abi_long arg4) |
2694 |
{ |
2695 |
#ifdef TARGET_ARM
|
2696 |
if (((CPUARMState *)cpu_env)->eabi)
|
2697 |
{ |
2698 |
arg2 = arg3; |
2699 |
arg3 = arg4; |
2700 |
} |
2701 |
#endif
|
2702 |
return get_errno(truncate64(arg1, target_offset64(arg2, arg3)));
|
2703 |
} |
2704 |
#endif
|
2705 |
|
2706 |
#ifdef TARGET_NR_ftruncate64
|
2707 |
static inline abi_long target_ftruncate64(void *cpu_env, abi_long arg1, |
2708 |
abi_long arg2, |
2709 |
abi_long arg3, |
2710 |
abi_long arg4) |
2711 |
{ |
2712 |
#ifdef TARGET_ARM
|
2713 |
if (((CPUARMState *)cpu_env)->eabi)
|
2714 |
{ |
2715 |
arg2 = arg3; |
2716 |
arg3 = arg4; |
2717 |
} |
2718 |
#endif
|
2719 |
return get_errno(ftruncate64(arg1, target_offset64(arg2, arg3)));
|
2720 |
} |
2721 |
#endif
|
2722 |
|
2723 |
static inline abi_long target_to_host_timespec(struct timespec *host_ts, |
2724 |
abi_ulong target_addr) |
2725 |
{ |
2726 |
struct target_timespec *target_ts;
|
2727 |
|
2728 |
if (!lock_user_struct(VERIFY_READ, target_ts, target_addr, 1)) |
2729 |
return -TARGET_EFAULT;
|
2730 |
host_ts->tv_sec = tswapl(target_ts->tv_sec); |
2731 |
host_ts->tv_nsec = tswapl(target_ts->tv_nsec); |
2732 |
unlock_user_struct(target_ts, target_addr, 0);
|
2733 |
} |
2734 |
|
2735 |
static inline abi_long host_to_target_timespec(abi_ulong target_addr, |
2736 |
struct timespec *host_ts)
|
2737 |
{ |
2738 |
struct target_timespec *target_ts;
|
2739 |
|
2740 |
if (!lock_user_struct(VERIFY_WRITE, target_ts, target_addr, 0)) |
2741 |
return -TARGET_EFAULT;
|
2742 |
target_ts->tv_sec = tswapl(host_ts->tv_sec); |
2743 |
target_ts->tv_nsec = tswapl(host_ts->tv_nsec); |
2744 |
unlock_user_struct(target_ts, target_addr, 1);
|
2745 |
} |
2746 |
|
2747 |
/* do_syscall() should always have a single exit point at the end so
|
2748 |
that actions, such as logging of syscall results, can be performed.
|
2749 |
All errnos that do_syscall() returns must be -TARGET_<errcode>. */
|
2750 |
abi_long do_syscall(void *cpu_env, int num, abi_long arg1, |
2751 |
abi_long arg2, abi_long arg3, abi_long arg4, |
2752 |
abi_long arg5, abi_long arg6) |
2753 |
{ |
2754 |
abi_long ret; |
2755 |
struct stat st;
|
2756 |
struct statfs stfs;
|
2757 |
void *p;
|
2758 |
|
2759 |
#ifdef DEBUG
|
2760 |
gemu_log("syscall %d", num);
|
2761 |
#endif
|
2762 |
if(do_strace)
|
2763 |
print_syscall(num, arg1, arg2, arg3, arg4, arg5, arg6); |
2764 |
|
2765 |
switch(num) {
|
2766 |
case TARGET_NR_exit:
|
2767 |
#ifdef HAVE_GPROF
|
2768 |
_mcleanup(); |
2769 |
#endif
|
2770 |
gdb_exit(cpu_env, arg1); |
2771 |
/* XXX: should free thread stack and CPU env */
|
2772 |
_exit(arg1); |
2773 |
ret = 0; /* avoid warning */ |
2774 |
break;
|
2775 |
case TARGET_NR_read:
|
2776 |
page_unprotect_range(arg2, arg3); |
2777 |
if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0))) |
2778 |
goto efault;
|
2779 |
ret = get_errno(read(arg1, p, arg3)); |
2780 |
unlock_user(p, arg2, ret); |
2781 |
break;
|
2782 |
case TARGET_NR_write:
|
2783 |
if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1))) |
2784 |
goto efault;
|
2785 |
ret = get_errno(write(arg1, p, arg3)); |
2786 |
unlock_user(p, arg2, 0);
|
2787 |
break;
|
2788 |
case TARGET_NR_open:
|
2789 |
if (!(p = lock_user_string(arg1))) {
|
2790 |
return -TARGET_EFAULT;
|
2791 |
goto fail;
|
2792 |
} |
2793 |
ret = get_errno(open(path(p), |
2794 |
target_to_host_bitmask(arg2, fcntl_flags_tbl), |
2795 |
arg3)); |
2796 |
unlock_user(p, arg1, 0);
|
2797 |
break;
|
2798 |
#if defined(TARGET_NR_openat) && defined(__NR_openat)
|
2799 |
case TARGET_NR_openat:
|
2800 |
if (!(p = lock_user_string(arg2)))
|
2801 |
goto efault;
|
2802 |
ret = get_errno(sys_openat(arg1, |
2803 |
path(p), |
2804 |
target_to_host_bitmask(arg3, fcntl_flags_tbl), |
2805 |
arg4)); |
2806 |
unlock_user(p, arg2, 0);
|
2807 |
break;
|
2808 |
#endif
|
2809 |
case TARGET_NR_close:
|
2810 |
ret = get_errno(close(arg1)); |
2811 |
break;
|
2812 |
case TARGET_NR_brk:
|
2813 |
ret = do_brk(arg1); |
2814 |
break;
|
2815 |
case TARGET_NR_fork:
|
2816 |
ret = get_errno(do_fork(cpu_env, SIGCHLD, 0));
|
2817 |
break;
|
2818 |
#ifdef TARGET_NR_waitpid
|
2819 |
case TARGET_NR_waitpid:
|
2820 |
{ |
2821 |
int status;
|
2822 |
ret = get_errno(waitpid(arg1, &status, arg3)); |
2823 |
if (!is_error(ret) && arg2)
|
2824 |
tput32(arg2, status); |
2825 |
} |
2826 |
break;
|
2827 |
#endif
|
2828 |
#ifdef TARGET_NR_creat /* not on alpha */ |
2829 |
case TARGET_NR_creat:
|
2830 |
if (!(p = lock_user_string(arg1)))
|
2831 |
goto efault;
|
2832 |
ret = get_errno(creat(p, arg2)); |
2833 |
unlock_user(p, arg1, 0);
|
2834 |
break;
|
2835 |
#endif
|
2836 |
case TARGET_NR_link:
|
2837 |
{ |
2838 |
void * p2;
|
2839 |
p = lock_user_string(arg1); |
2840 |
p2 = lock_user_string(arg2); |
2841 |
if (!p || !p2)
|
2842 |
ret = -TARGET_EFAULT; |
2843 |
else
|
2844 |
ret = get_errno(link(p, p2)); |
2845 |
unlock_user(p2, arg2, 0);
|
2846 |
unlock_user(p, arg1, 0);
|
2847 |
} |
2848 |
break;
|
2849 |
#if defined(TARGET_NR_linkat) && defined(__NR_linkat)
|
2850 |
case TARGET_NR_linkat:
|
2851 |
{ |
2852 |
void * p2 = NULL; |
2853 |
if (!arg2 || !arg4)
|
2854 |
goto efault;
|
2855 |
p = lock_user_string(arg2); |
2856 |
p2 = lock_user_string(arg4); |
2857 |
if (!p || !p2)
|
2858 |
ret = -TARGET_EFAULT; |
2859 |
else
|
2860 |
ret = get_errno(sys_linkat(arg1, p, arg3, p2, arg5)); |
2861 |
unlock_user(p, arg2, 0);
|
2862 |
unlock_user(p2, arg4, 0);
|
2863 |
} |
2864 |
break;
|
2865 |
#endif
|
2866 |
case TARGET_NR_unlink:
|
2867 |
if (!(p = lock_user_string(arg1)))
|
2868 |
goto efault;
|
2869 |
ret = get_errno(unlink(p)); |
2870 |
unlock_user(p, arg1, 0);
|
2871 |
break;
|
2872 |
#if defined(TARGET_NR_unlinkat) && defined(__NR_unlinkat)
|
2873 |
case TARGET_NR_unlinkat:
|
2874 |
if (!(p = lock_user_string(arg2)))
|
2875 |
goto efault;
|
2876 |
ret = get_errno(sys_unlinkat(arg1, p, arg3)); |
2877 |
unlock_user(p, arg2, 0);
|
2878 |
#endif
|
2879 |
case TARGET_NR_execve:
|
2880 |
{ |
2881 |
char **argp, **envp;
|
2882 |
int argc, envc;
|
2883 |
abi_ulong gp; |
2884 |
abi_ulong guest_argp; |
2885 |
abi_ulong guest_envp; |
2886 |
abi_ulong addr; |
2887 |
char **q;
|
2888 |
|
2889 |
argc = 0;
|
2890 |
guest_argp = arg2; |
2891 |
for (gp = guest_argp; tgetl(gp); gp++)
|
2892 |
argc++; |
2893 |
envc = 0;
|
2894 |
guest_envp = arg3; |
2895 |
for (gp = guest_envp; tgetl(gp); gp++)
|
2896 |
envc++; |
2897 |
|
2898 |
argp = alloca((argc + 1) * sizeof(void *)); |
2899 |
envp = alloca((envc + 1) * sizeof(void *)); |
2900 |
|
2901 |
for (gp = guest_argp, q = argp; ;
|
2902 |
gp += sizeof(abi_ulong), q++) {
|
2903 |
addr = tgetl(gp); |
2904 |
if (!addr)
|
2905 |
break;
|
2906 |
if (!(*q = lock_user_string(addr))) {
|
2907 |
ret = -TARGET_EFAULT; |
2908 |
goto execve_fail;
|
2909 |
} |
2910 |
} |
2911 |
*q = NULL;
|
2912 |
|
2913 |
for (gp = guest_envp, q = envp; ;
|
2914 |
gp += sizeof(abi_ulong), q++) {
|
2915 |
addr = tgetl(gp); |
2916 |
if (!addr)
|
2917 |
break;
|
2918 |
if (!(*q = lock_user_string(addr))) {
|
2919 |
ret = -TARGET_EFAULT; |
2920 |
goto execve_fail;
|
2921 |
} |
2922 |
} |
2923 |
*q = NULL;
|
2924 |
|
2925 |
if (!(p = lock_user_string(arg1))) {
|
2926 |
ret = -TARGET_EFAULT; |
2927 |
goto execve_fail;
|
2928 |
} |
2929 |
ret = get_errno(execve(p, argp, envp)); |
2930 |
unlock_user(p, arg1, 0);
|
2931 |
|
2932 |
execve_fail:
|
2933 |
for (gp = guest_argp, q = argp; *q;
|
2934 |
gp += sizeof(abi_ulong), q++) {
|
2935 |
addr = tgetl(gp); |
2936 |
unlock_user(*q, addr, 0);
|
2937 |
} |
2938 |
for (gp = guest_envp, q = envp; *q;
|
2939 |
gp += sizeof(abi_ulong), q++) {
|
2940 |
addr = tgetl(gp); |
2941 |
unlock_user(*q, addr, 0);
|
2942 |
} |
2943 |
} |
2944 |
break;
|
2945 |
case TARGET_NR_chdir:
|
2946 |
if (!(p = lock_user_string(arg1)))
|
2947 |
goto efault;
|
2948 |
ret = get_errno(chdir(p)); |
2949 |
unlock_user(p, arg1, 0);
|
2950 |
break;
|
2951 |
#ifdef TARGET_NR_time
|
2952 |
case TARGET_NR_time:
|
2953 |
{ |
2954 |
time_t host_time; |
2955 |
ret = get_errno(time(&host_time)); |
2956 |
if (!is_error(ret) && arg1)
|
2957 |
tputl(arg1, host_time); |
2958 |
} |
2959 |
break;
|
2960 |
#endif
|
2961 |
case TARGET_NR_mknod:
|
2962 |
if (!(p = lock_user_string(arg1)))
|
2963 |
goto efault;
|
2964 |
ret = get_errno(mknod(p, arg2, arg3)); |
2965 |
unlock_user(p, arg1, 0);
|
2966 |
break;
|
2967 |
#if defined(TARGET_NR_mknodat) && defined(__NR_mknodat)
|
2968 |
case TARGET_NR_mknodat:
|
2969 |
if (!(p = lock_user_string(arg2)))
|
2970 |
goto efault;
|
2971 |
ret = get_errno(sys_mknodat(arg1, p, arg3, arg4)); |
2972 |
unlock_user(p, arg2, 0);
|
2973 |
break;
|
2974 |
#endif
|
2975 |
case TARGET_NR_chmod:
|
2976 |
if (!(p = lock_user_string(arg1)))
|
2977 |
goto efault;
|
2978 |
ret = get_errno(chmod(p, arg2)); |
2979 |
unlock_user(p, arg1, 0);
|
2980 |
break;
|
2981 |
#ifdef TARGET_NR_break
|
2982 |
case TARGET_NR_break:
|
2983 |
goto unimplemented;
|
2984 |
#endif
|
2985 |
#ifdef TARGET_NR_oldstat
|
2986 |
case TARGET_NR_oldstat:
|
2987 |
goto unimplemented;
|
2988 |
#endif
|
2989 |
case TARGET_NR_lseek:
|
2990 |
ret = get_errno(lseek(arg1, arg2, arg3)); |
2991 |
break;
|
2992 |
#ifdef TARGET_NR_getxpid
|
2993 |
case TARGET_NR_getxpid:
|
2994 |
#else
|
2995 |
case TARGET_NR_getpid:
|
2996 |
#endif
|
2997 |
ret = get_errno(getpid()); |
2998 |
break;
|
2999 |
case TARGET_NR_mount:
|
3000 |
{ |
3001 |
/* need to look at the data field */
|
3002 |
void *p2, *p3;
|
3003 |
p = lock_user_string(arg1); |
3004 |
p2 = lock_user_string(arg2); |
3005 |
p3 = lock_user_string(arg3); |
3006 |
if (!p || !p2 || !p3)
|
3007 |
ret = -TARGET_EFAULT; |
3008 |
else
|
3009 |
/* FIXME - arg5 should be locked, but it isn't clear how to
|
3010 |
* do that since it's not guaranteed to be a NULL-terminated
|
3011 |
* string.
|
3012 |
*/
|
3013 |
ret = get_errno(mount(p, p2, p3, (unsigned long)arg4, g2h(arg5))); |
3014 |
unlock_user(p, arg1, 0);
|
3015 |
unlock_user(p2, arg2, 0);
|
3016 |
unlock_user(p3, arg3, 0);
|
3017 |
break;
|
3018 |
} |
3019 |
#ifdef TARGET_NR_umount
|
3020 |
case TARGET_NR_umount:
|
3021 |
if (!(p = lock_user_string(arg1)))
|
3022 |
goto efault;
|
3023 |
ret = get_errno(umount(p)); |
3024 |
unlock_user(p, arg1, 0);
|
3025 |
break;
|
3026 |
#endif
|
3027 |
#ifdef TARGET_NR_stime /* not on alpha */ |
3028 |
case TARGET_NR_stime:
|
3029 |
{ |
3030 |
time_t host_time; |
3031 |
host_time = tgetl(arg1); |
3032 |
ret = get_errno(stime(&host_time)); |
3033 |
} |
3034 |
break;
|
3035 |
#endif
|
3036 |
case TARGET_NR_ptrace:
|
3037 |
goto unimplemented;
|
3038 |
#ifdef TARGET_NR_alarm /* not on alpha */ |
3039 |
case TARGET_NR_alarm:
|
3040 |
ret = alarm(arg1); |
3041 |
break;
|
3042 |
#endif
|
3043 |
#ifdef TARGET_NR_oldfstat
|
3044 |
case TARGET_NR_oldfstat:
|
3045 |
goto unimplemented;
|
3046 |
#endif
|
3047 |
#ifdef TARGET_NR_pause /* not on alpha */ |
3048 |
case TARGET_NR_pause:
|
3049 |
ret = get_errno(pause()); |
3050 |
break;
|
3051 |
#endif
|
3052 |
#ifdef TARGET_NR_utime
|
3053 |
case TARGET_NR_utime:
|
3054 |
{ |
3055 |
struct utimbuf tbuf, *host_tbuf;
|
3056 |
struct target_utimbuf *target_tbuf;
|
3057 |
if (arg2) {
|
3058 |
if (!lock_user_struct(VERIFY_READ, target_tbuf, arg2, 1)) |
3059 |
goto efault;
|
3060 |
tbuf.actime = tswapl(target_tbuf->actime); |
3061 |
tbuf.modtime = tswapl(target_tbuf->modtime); |
3062 |
unlock_user_struct(target_tbuf, arg2, 0);
|
3063 |
host_tbuf = &tbuf; |
3064 |
} else {
|
3065 |
host_tbuf = NULL;
|
3066 |
} |
3067 |
if (!(p = lock_user_string(arg1)))
|
3068 |
goto efault;
|
3069 |
ret = get_errno(utime(p, host_tbuf)); |
3070 |
unlock_user(p, arg1, 0);
|
3071 |
} |
3072 |
break;
|
3073 |
#endif
|
3074 |
case TARGET_NR_utimes:
|
3075 |
{ |
3076 |
struct timeval *tvp, tv[2]; |
3077 |
if (arg2) {
|
3078 |
target_to_host_timeval(&tv[0], arg2);
|
3079 |
target_to_host_timeval(&tv[1],
|
3080 |
arg2 + sizeof (struct target_timeval)); |
3081 |
tvp = tv; |
3082 |
} else {
|
3083 |
tvp = NULL;
|
3084 |
} |
3085 |
if (!(p = lock_user_string(arg1)))
|
3086 |
goto efault;
|
3087 |
ret = get_errno(utimes(p, tvp)); |
3088 |
unlock_user(p, arg1, 0);
|
3089 |
} |
3090 |
break;
|
3091 |
#ifdef TARGET_NR_stty
|
3092 |
case TARGET_NR_stty:
|
3093 |
goto unimplemented;
|
3094 |
#endif
|
3095 |
#ifdef TARGET_NR_gtty
|
3096 |
case TARGET_NR_gtty:
|
3097 |
goto unimplemented;
|
3098 |
#endif
|
3099 |
case TARGET_NR_access:
|
3100 |
if (!(p = lock_user_string(arg1)))
|
3101 |
goto efault;
|
3102 |
ret = get_errno(access(p, arg2)); |
3103 |
unlock_user(p, arg1, 0);
|
3104 |
break;
|
3105 |
#if defined(TARGET_NR_faccessat) && defined(__NR_faccessat)
|
3106 |
case TARGET_NR_faccessat:
|
3107 |
if (!(p = lock_user_string(arg2)))
|
3108 |
goto efault;
|
3109 |
ret = get_errno(sys_faccessat(arg1, p, arg3, arg4)); |
3110 |
unlock_user(p, arg2, 0);
|
3111 |
break;
|
3112 |
#endif
|
3113 |
#ifdef TARGET_NR_nice /* not on alpha */ |
3114 |
case TARGET_NR_nice:
|
3115 |
ret = get_errno(nice(arg1)); |
3116 |
break;
|
3117 |
#endif
|
3118 |
#ifdef TARGET_NR_ftime
|
3119 |
case TARGET_NR_ftime:
|
3120 |
goto unimplemented;
|
3121 |
#endif
|
3122 |
case TARGET_NR_sync:
|
3123 |
sync(); |
3124 |
ret = 0;
|
3125 |
break;
|
3126 |
case TARGET_NR_kill:
|
3127 |
ret = get_errno(kill(arg1, arg2)); |
3128 |
break;
|
3129 |
case TARGET_NR_rename:
|
3130 |
{ |
3131 |
void *p2;
|
3132 |
p = lock_user_string(arg1); |
3133 |
p2 = lock_user_string(arg2); |
3134 |
if (!p || !p2)
|
3135 |
ret = -TARGET_EFAULT; |
3136 |
else
|
3137 |
ret = get_errno(rename(p, p2)); |
3138 |
unlock_user(p2, arg2, 0);
|
3139 |
unlock_user(p, arg1, 0);
|
3140 |
} |
3141 |
break;
|
3142 |
#if defined(TARGET_NR_renameat) && defined(__NR_renameat)
|
3143 |
case TARGET_NR_renameat:
|
3144 |
{ |
3145 |
void *p2;
|
3146 |
p = lock_user_string(arg2); |
3147 |
p2 = lock_user_string(arg4); |
3148 |
if (!p || !p2)
|
3149 |
ret = -TARGET_EFAULT; |
3150 |
else
|
3151 |
ret = get_errno(sys_renameat(arg1, p, arg3, p2)); |
3152 |
unlock_user(p2, arg4, 0);
|
3153 |
unlock_user(p, arg2, 0);
|
3154 |
} |
3155 |
break;
|
3156 |
#endif
|
3157 |
case TARGET_NR_mkdir:
|
3158 |
if (!(p = lock_user_string(arg1)))
|
3159 |
goto efault;
|
3160 |
ret = get_errno(mkdir(p, arg2)); |
3161 |
unlock_user(p, arg1, 0);
|
3162 |
break;
|
3163 |
#if defined(TARGET_NR_mkdirat) && defined(__NR_mkdirat)
|
3164 |
case TARGET_NR_mkdirat:
|
3165 |
if (!(p = lock_user_string(arg2)))
|
3166 |
goto efault;
|
3167 |
ret = get_errno(sys_mkdirat(arg1, p, arg3)); |
3168 |
unlock_user(p, arg2, 0);
|
3169 |
break;
|
3170 |
#endif
|
3171 |
case TARGET_NR_rmdir:
|
3172 |
if (!(p = lock_user_string(arg1)))
|
3173 |
goto efault;
|
3174 |
ret = get_errno(rmdir(p)); |
3175 |
unlock_user(p, arg1, 0);
|
3176 |
break;
|
3177 |
case TARGET_NR_dup:
|
3178 |
ret = get_errno(dup(arg1)); |
3179 |
break;
|
3180 |
case TARGET_NR_pipe:
|
3181 |
{ |
3182 |
int host_pipe[2]; |
3183 |
ret = get_errno(pipe(host_pipe)); |
3184 |
if (!is_error(ret)) {
|
3185 |
#if defined(TARGET_MIPS)
|
3186 |
CPUMIPSState *env = (CPUMIPSState*)cpu_env; |
3187 |
env->gpr[3][env->current_tc] = host_pipe[1]; |
3188 |
ret = host_pipe[0];
|
3189 |
#else
|
3190 |
tput32(arg1, host_pipe[0]);
|
3191 |
tput32(arg1 + 4, host_pipe[1]); |
3192 |
#endif
|
3193 |
} |
3194 |
} |
3195 |
break;
|
3196 |
case TARGET_NR_times:
|
3197 |
{ |
3198 |
struct target_tms *tmsp;
|
3199 |
struct tms tms;
|
3200 |
ret = get_errno(times(&tms)); |
3201 |
if (arg1) {
|
3202 |
tmsp = lock_user(VERIFY_WRITE, arg1, sizeof(struct target_tms), 0); |
3203 |
if (!tmsp)
|
3204 |
goto efault;
|
3205 |
tmsp->tms_utime = tswapl(host_to_target_clock_t(tms.tms_utime)); |
3206 |
tmsp->tms_stime = tswapl(host_to_target_clock_t(tms.tms_stime)); |
3207 |
tmsp->tms_cutime = tswapl(host_to_target_clock_t(tms.tms_cutime)); |
3208 |
tmsp->tms_cstime = tswapl(host_to_target_clock_t(tms.tms_cstime)); |
3209 |
} |
3210 |
if (!is_error(ret))
|
3211 |
ret = host_to_target_clock_t(ret); |
3212 |
} |
3213 |
break;
|
3214 |
#ifdef TARGET_NR_prof
|
3215 |
case TARGET_NR_prof:
|
3216 |
goto unimplemented;
|
3217 |
#endif
|
3218 |
#ifdef TARGET_NR_signal
|
3219 |
case TARGET_NR_signal:
|
3220 |
goto unimplemented;
|
3221 |
#endif
|
3222 |
case TARGET_NR_acct:
|
3223 |
if (!(p = lock_user_string(arg1)))
|
3224 |
goto efault;
|
3225 |
ret = get_errno(acct(path(p))); |
3226 |
unlock_user(p, arg1, 0);
|
3227 |
break;
|
3228 |
#ifdef TARGET_NR_umount2 /* not on alpha */ |
3229 |
case TARGET_NR_umount2:
|
3230 |
if (!(p = lock_user_string(arg1)))
|
3231 |
goto efault;
|
3232 |
ret = get_errno(umount2(p, arg2)); |
3233 |
unlock_user(p, arg1, 0);
|
3234 |
break;
|
3235 |
#endif
|
3236 |
#ifdef TARGET_NR_lock
|
3237 |
case TARGET_NR_lock:
|
3238 |
goto unimplemented;
|
3239 |
#endif
|
3240 |
case TARGET_NR_ioctl:
|
3241 |
ret = do_ioctl(arg1, arg2, arg3); |
3242 |
break;
|
3243 |
case TARGET_NR_fcntl:
|
3244 |
ret = do_fcntl(arg1, arg2, arg3); |
3245 |
break;
|
3246 |
#ifdef TARGET_NR_mpx
|
3247 |
case TARGET_NR_mpx:
|
3248 |
goto unimplemented;
|
3249 |
#endif
|
3250 |
case TARGET_NR_setpgid:
|
3251 |
ret = get_errno(setpgid(arg1, arg2)); |
3252 |
break;
|
3253 |
#ifdef TARGET_NR_ulimit
|
3254 |
case TARGET_NR_ulimit:
|
3255 |
goto unimplemented;
|
3256 |
#endif
|
3257 |
#ifdef TARGET_NR_oldolduname
|
3258 |
case TARGET_NR_oldolduname:
|
3259 |
goto unimplemented;
|
3260 |
#endif
|
3261 |
case TARGET_NR_umask:
|
3262 |
ret = get_errno(umask(arg1)); |
3263 |
break;
|
3264 |
case TARGET_NR_chroot:
|
3265 |
if (!(p = lock_user_string(arg1)))
|
3266 |
goto efault;
|
3267 |
ret = get_errno(chroot(p)); |
3268 |
unlock_user(p, arg1, 0);
|
3269 |
break;
|
3270 |
case TARGET_NR_ustat:
|
3271 |
goto unimplemented;
|
3272 |
case TARGET_NR_dup2:
|
3273 |
ret = get_errno(dup2(arg1, arg2)); |
3274 |
break;
|
3275 |
#ifdef TARGET_NR_getppid /* not on alpha */ |
3276 |
case TARGET_NR_getppid:
|
3277 |
ret = get_errno(getppid()); |
3278 |
break;
|
3279 |
#endif
|
3280 |
case TARGET_NR_getpgrp:
|
3281 |
ret = get_errno(getpgrp()); |
3282 |
break;
|
3283 |
case TARGET_NR_setsid:
|
3284 |
ret = get_errno(setsid()); |
3285 |
break;
|
3286 |
#ifdef TARGET_NR_sigaction
|
3287 |
case TARGET_NR_sigaction:
|
3288 |
{ |
3289 |
#if !defined(TARGET_MIPS)
|
3290 |
struct target_old_sigaction *old_act;
|
3291 |
struct target_sigaction act, oact, *pact;
|
3292 |
if (arg2) {
|
3293 |
if (!lock_user_struct(VERIFY_READ, old_act, arg2, 1)) |
3294 |
goto efault;
|
3295 |
act._sa_handler = old_act->_sa_handler; |
3296 |
target_siginitset(&act.sa_mask, old_act->sa_mask); |
3297 |
act.sa_flags = old_act->sa_flags; |
3298 |
act.sa_restorer = old_act->sa_restorer; |
3299 |
unlock_user_struct(old_act, arg2, 0);
|
3300 |
pact = &act; |
3301 |
} else {
|
3302 |
pact = NULL;
|
3303 |
} |
3304 |
ret = get_errno(do_sigaction(arg1, pact, &oact)); |
3305 |
if (!is_error(ret) && arg3) {
|
3306 |
if (!lock_user_struct(VERIFY_WRITE, old_act, arg3, 0)) |
3307 |
goto efault;
|
3308 |
old_act->_sa_handler = oact._sa_handler; |
3309 |
old_act->sa_mask = oact.sa_mask.sig[0];
|
3310 |
old_act->sa_flags = oact.sa_flags; |
3311 |
old_act->sa_restorer = oact.sa_restorer; |
3312 |
unlock_user_struct(old_act, arg3, 1);
|
3313 |
} |
3314 |
#else
|
3315 |
struct target_sigaction act, oact, *pact, *old_act;
|
3316 |
|
3317 |
if (arg2) {
|
3318 |
if (!lock_user_struct(VERIFY_READ, old_act, arg2, 1)) |
3319 |
goto efault;
|
3320 |
act._sa_handler = old_act->_sa_handler; |
3321 |
target_siginitset(&act.sa_mask, old_act->sa_mask.sig[0]);
|
3322 |
act.sa_flags = old_act->sa_flags; |
3323 |
unlock_user_struct(old_act, arg2, 0);
|
3324 |
pact = &act; |
3325 |
} else {
|
3326 |
pact = NULL;
|
3327 |
} |
3328 |
|
3329 |
ret = get_errno(do_sigaction(arg1, pact, &oact)); |
3330 |
|
3331 |
if (!is_error(ret) && arg3) {
|
3332 |
if (!lock_user_struct(VERIFY_WRITE, old_act, arg3, 0)) |
3333 |
goto efault;
|
3334 |
old_act->_sa_handler = oact._sa_handler; |
3335 |
old_act->sa_flags = oact.sa_flags; |
3336 |
old_act->sa_mask.sig[0] = oact.sa_mask.sig[0]; |
3337 |
old_act->sa_mask.sig[1] = 0; |
3338 |
old_act->sa_mask.sig[2] = 0; |
3339 |
old_act->sa_mask.sig[3] = 0; |
3340 |
unlock_user_struct(old_act, arg3, 1);
|
3341 |
} |
3342 |
#endif
|
3343 |
} |
3344 |
break;
|
3345 |
#endif
|
3346 |
case TARGET_NR_rt_sigaction:
|
3347 |
{ |
3348 |
struct target_sigaction *act;
|
3349 |
struct target_sigaction *oact;
|
3350 |
|
3351 |
if (arg2) {
|
3352 |
if (!lock_user_struct(VERIFY_READ, act, arg2, 1)) |
3353 |
goto efault;
|
3354 |
} else
|
3355 |
act = NULL;
|
3356 |
if (arg3) {
|
3357 |
if (!lock_user_struct(VERIFY_WRITE, oact, arg3, 0)) { |
3358 |
ret = -TARGET_EFAULT; |
3359 |
goto rt_sigaction_fail;
|
3360 |
} |
3361 |
} else
|
3362 |
oact = NULL;
|
3363 |
ret = get_errno(do_sigaction(arg1, act, oact)); |
3364 |
rt_sigaction_fail:
|
3365 |
if (act)
|
3366 |
unlock_user_struct(act, arg2, 0);
|
3367 |
if (oact)
|
3368 |
unlock_user_struct(oact, arg3, 1);
|
3369 |
} |
3370 |
break;
|
3371 |
#ifdef TARGET_NR_sgetmask /* not on alpha */ |
3372 |
case TARGET_NR_sgetmask:
|
3373 |
{ |
3374 |
sigset_t cur_set; |
3375 |
abi_ulong target_set; |
3376 |
sigprocmask(0, NULL, &cur_set); |
3377 |
host_to_target_old_sigset(&target_set, &cur_set); |
3378 |
ret = target_set; |
3379 |
} |
3380 |
break;
|
3381 |
#endif
|
3382 |
#ifdef TARGET_NR_ssetmask /* not on alpha */ |
3383 |
case TARGET_NR_ssetmask:
|
3384 |
{ |
3385 |
sigset_t set, oset, cur_set; |
3386 |
abi_ulong target_set = arg1; |
3387 |
sigprocmask(0, NULL, &cur_set); |
3388 |
target_to_host_old_sigset(&set, &target_set); |
3389 |
sigorset(&set, &set, &cur_set); |
3390 |
sigprocmask(SIG_SETMASK, &set, &oset); |
3391 |
host_to_target_old_sigset(&target_set, &oset); |
3392 |
ret = target_set; |
3393 |
} |
3394 |
break;
|
3395 |
#endif
|
3396 |
#ifdef TARGET_NR_sigprocmask
|
3397 |
case TARGET_NR_sigprocmask:
|
3398 |
{ |
3399 |
int how = arg1;
|
3400 |
sigset_t set, oldset, *set_ptr; |
3401 |
|
3402 |
if (arg2) {
|
3403 |
switch(how) {
|
3404 |
case TARGET_SIG_BLOCK:
|
3405 |
how = SIG_BLOCK; |
3406 |
break;
|
3407 |
case TARGET_SIG_UNBLOCK:
|
3408 |
how = SIG_UNBLOCK; |
3409 |
break;
|
3410 |
case TARGET_SIG_SETMASK:
|
3411 |
how = SIG_SETMASK; |
3412 |
break;
|
3413 |
default:
|
3414 |
ret = -TARGET_EINVAL; |
3415 |
goto fail;
|
3416 |
} |
3417 |
if (!(p = lock_user(VERIFY_READ, arg2, sizeof(target_sigset_t), 1))) |
3418 |
goto efault;
|
3419 |
target_to_host_old_sigset(&set, p); |
3420 |
unlock_user(p, arg2, 0);
|
3421 |
set_ptr = &set; |
3422 |
} else {
|
3423 |
how = 0;
|
3424 |
set_ptr = NULL;
|
3425 |
} |
3426 |
ret = get_errno(sigprocmask(arg1, set_ptr, &oldset)); |
3427 |
if (!is_error(ret) && arg3) {
|
3428 |
if (!(p = lock_user(VERIFY_WRITE, arg3, sizeof(target_sigset_t), 0))) |
3429 |
goto efault;
|
3430 |
host_to_target_old_sigset(p, &oldset); |
3431 |
unlock_user(p, arg3, sizeof(target_sigset_t));
|
3432 |
} |
3433 |
} |
3434 |
break;
|
3435 |
#endif
|
3436 |
case TARGET_NR_rt_sigprocmask:
|
3437 |
{ |
3438 |
int how = arg1;
|
3439 |
sigset_t set, oldset, *set_ptr; |
3440 |
|
3441 |
if (arg2) {
|
3442 |
switch(how) {
|
3443 |
case TARGET_SIG_BLOCK:
|
3444 |
how = SIG_BLOCK; |
3445 |
break;
|
3446 |
case TARGET_SIG_UNBLOCK:
|
3447 |
how = SIG_UNBLOCK; |
3448 |
break;
|
3449 |
case TARGET_SIG_SETMASK:
|
3450 |
how = SIG_SETMASK; |
3451 |
break;
|
3452 |
default:
|
3453 |
ret = -TARGET_EINVAL; |
3454 |
goto fail;
|
3455 |
} |
3456 |
if (!(p = lock_user(VERIFY_READ, arg2, sizeof(target_sigset_t), 1))) |
3457 |
goto efault;
|
3458 |
target_to_host_sigset(&set, p); |
3459 |
unlock_user(p, arg2, 0);
|
3460 |
set_ptr = &set; |
3461 |
} else {
|
3462 |
how = 0;
|
3463 |
set_ptr = NULL;
|
3464 |
} |
3465 |
ret = get_errno(sigprocmask(how, set_ptr, &oldset)); |
3466 |
if (!is_error(ret) && arg3) {
|
3467 |
if (!(p = lock_user(VERIFY_WRITE, arg3, sizeof(target_sigset_t), 0))) |
3468 |
goto efault;
|
3469 |
host_to_target_sigset(p, &oldset); |
3470 |
unlock_user(p, arg3, sizeof(target_sigset_t));
|
3471 |
} |
3472 |
} |
3473 |
break;
|
3474 |
#ifdef TARGET_NR_sigpending
|
3475 |
case TARGET_NR_sigpending:
|
3476 |
{ |
3477 |
sigset_t set; |
3478 |
ret = get_errno(sigpending(&set)); |
3479 |
if (!is_error(ret)) {
|
3480 |
if (!(p = lock_user(VERIFY_WRITE, arg1, sizeof(target_sigset_t), 0))) |
3481 |
goto efault;
|
3482 |
host_to_target_old_sigset(p, &set); |
3483 |
unlock_user(p, arg1, sizeof(target_sigset_t));
|
3484 |
} |
3485 |
} |
3486 |
break;
|
3487 |
#endif
|
3488 |
case TARGET_NR_rt_sigpending:
|
3489 |
{ |
3490 |
sigset_t set; |
3491 |
ret = get_errno(sigpending(&set)); |
3492 |
if (!is_error(ret)) {
|
3493 |
if (!(p = lock_user(VERIFY_WRITE, arg1, sizeof(target_sigset_t), 0))) |
3494 |
goto efault;
|
3495 |
host_to_target_sigset(p, &set); |
3496 |
unlock_user(p, arg1, sizeof(target_sigset_t));
|
3497 |
} |
3498 |
} |
3499 |
break;
|
3500 |
#ifdef TARGET_NR_sigsuspend
|
3501 |
case TARGET_NR_sigsuspend:
|
3502 |
{ |
3503 |
sigset_t set; |
3504 |
if (!(p = lock_user(VERIFY_READ, arg1, sizeof(target_sigset_t), 1))) |
3505 |
goto efault;
|
3506 |
target_to_host_old_sigset(&set, p); |
3507 |
unlock_user(p, arg1, 0);
|
3508 |
ret = get_errno(sigsuspend(&set)); |
3509 |
} |
3510 |
break;
|
3511 |
#endif
|
3512 |
case TARGET_NR_rt_sigsuspend:
|
3513 |
{ |
3514 |
sigset_t set; |
3515 |
if (!(p = lock_user(VERIFY_READ, arg1, sizeof(target_sigset_t), 1))) |
3516 |
goto efault;
|
3517 |
target_to_host_sigset(&set, p); |
3518 |
unlock_user(p, arg1, 0);
|
3519 |
ret = get_errno(sigsuspend(&set)); |
3520 |
} |
3521 |
break;
|
3522 |
case TARGET_NR_rt_sigtimedwait:
|
3523 |
{ |
3524 |
sigset_t set; |
3525 |
struct timespec uts, *puts;
|
3526 |
siginfo_t uinfo; |
3527 |
|
3528 |
if (!(p = lock_user(VERIFY_READ, arg1, sizeof(target_sigset_t), 1))) |
3529 |
goto efault;
|
3530 |
target_to_host_sigset(&set, p); |
3531 |
unlock_user(p, arg1, 0);
|
3532 |
if (arg3) {
|
3533 |
puts = &uts; |
3534 |
target_to_host_timespec(puts, arg3); |
3535 |
} else {
|
3536 |
puts = NULL;
|
3537 |
} |
3538 |
ret = get_errno(sigtimedwait(&set, &uinfo, puts)); |
3539 |
if (!is_error(ret) && arg2) {
|
3540 |
if (!(p = lock_user(VERIFY_WRITE, arg2, sizeof(target_sigset_t), 0))) |
3541 |
goto efault;
|
3542 |
host_to_target_siginfo(p, &uinfo); |
3543 |
unlock_user(p, arg2, sizeof(target_sigset_t));
|
3544 |
} |
3545 |
} |
3546 |
break;
|
3547 |
case TARGET_NR_rt_sigqueueinfo:
|
3548 |
{ |
3549 |
siginfo_t uinfo; |
3550 |
if (!(p = lock_user(VERIFY_READ, arg3, sizeof(target_sigset_t), 1))) |
3551 |
goto efault;
|
3552 |
target_to_host_siginfo(&uinfo, p); |
3553 |
unlock_user(p, arg1, 0);
|
3554 |
ret = get_errno(sys_rt_sigqueueinfo(arg1, arg2, &uinfo)); |
3555 |
} |
3556 |
break;
|
3557 |
#ifdef TARGET_NR_sigreturn
|
3558 |
case TARGET_NR_sigreturn:
|
3559 |
/* NOTE: ret is eax, so not transcoding must be done */
|
3560 |
ret = do_sigreturn(cpu_env); |
3561 |
break;
|
3562 |
#endif
|
3563 |
case TARGET_NR_rt_sigreturn:
|
3564 |
/* NOTE: ret is eax, so not transcoding must be done */
|
3565 |
ret = do_rt_sigreturn(cpu_env); |
3566 |
break;
|
3567 |
case TARGET_NR_sethostname:
|
3568 |
if (!(p = lock_user_string(arg1)))
|
3569 |
goto efault;
|
3570 |
ret = get_errno(sethostname(p, arg2)); |
3571 |
unlock_user(p, arg1, 0);
|
3572 |
break;
|
3573 |
case TARGET_NR_setrlimit:
|
3574 |
{ |
3575 |
/* XXX: convert resource ? */
|
3576 |
int resource = arg1;
|
3577 |
struct target_rlimit *target_rlim;
|
3578 |
struct rlimit rlim;
|
3579 |
if (!lock_user_struct(VERIFY_READ, target_rlim, arg2, 1)) |
3580 |
goto efault;
|
3581 |
rlim.rlim_cur = tswapl(target_rlim->rlim_cur); |
3582 |
rlim.rlim_max = tswapl(target_rlim->rlim_max); |
3583 |
unlock_user_struct(target_rlim, arg2, 0);
|
3584 |
ret = get_errno(setrlimit(resource, &rlim)); |
3585 |
} |
3586 |
break;
|
3587 |
case TARGET_NR_getrlimit:
|
3588 |
{ |
3589 |
/* XXX: convert resource ? */
|
3590 |
int resource = arg1;
|
3591 |
struct target_rlimit *target_rlim;
|
3592 |
struct rlimit rlim;
|
3593 |
|
3594 |
ret = get_errno(getrlimit(resource, &rlim)); |
3595 |
if (!is_error(ret)) {
|
3596 |
if (!lock_user_struct(VERIFY_WRITE, target_rlim, arg2, 0)) |
3597 |
goto efault;
|
3598 |
rlim.rlim_cur = tswapl(target_rlim->rlim_cur); |
3599 |
rlim.rlim_max = tswapl(target_rlim->rlim_max); |
3600 |
unlock_user_struct(target_rlim, arg2, 1);
|
3601 |
} |
3602 |
} |
3603 |
break;
|
3604 |
case TARGET_NR_getrusage:
|
3605 |
{ |
3606 |
struct rusage rusage;
|
3607 |
ret = get_errno(getrusage(arg1, &rusage)); |
3608 |
if (!is_error(ret)) {
|
3609 |
host_to_target_rusage(arg2, &rusage); |
3610 |
} |
3611 |
} |
3612 |
break;
|
3613 |
case TARGET_NR_gettimeofday:
|
3614 |
{ |
3615 |
struct timeval tv;
|
3616 |
ret = get_errno(gettimeofday(&tv, NULL));
|
3617 |
if (!is_error(ret)) {
|
3618 |
host_to_target_timeval(arg1, &tv); |
3619 |
} |
3620 |
} |
3621 |
break;
|
3622 |
case TARGET_NR_settimeofday:
|
3623 |
{ |
3624 |
struct timeval tv;
|
3625 |
target_to_host_timeval(&tv, arg1); |
3626 |
ret = get_errno(settimeofday(&tv, NULL));
|
3627 |
} |
3628 |
break;
|
3629 |
#ifdef TARGET_NR_select
|
3630 |
case TARGET_NR_select:
|
3631 |
{ |
3632 |
struct target_sel_arg_struct *sel;
|
3633 |
abi_ulong inp, outp, exp, tvp; |
3634 |
long nsel;
|
3635 |
|
3636 |
if (!lock_user_struct(VERIFY_READ, sel, arg1, 1)) |
3637 |
goto efault;
|
3638 |
nsel = tswapl(sel->n); |
3639 |
inp = tswapl(sel->inp); |
3640 |
outp = tswapl(sel->outp); |
3641 |
exp = tswapl(sel->exp); |
3642 |
tvp = tswapl(sel->tvp); |
3643 |
unlock_user_struct(sel, arg1, 0);
|
3644 |
ret = do_select(nsel, inp, outp, exp, tvp); |
3645 |
} |
3646 |
break;
|
3647 |
#endif
|
3648 |
case TARGET_NR_symlink:
|
3649 |
{ |
3650 |
void *p2;
|
3651 |
p = lock_user_string(arg1); |
3652 |
p2 = lock_user_string(arg2); |
3653 |
if (!p || !p2)
|
3654 |
ret = -TARGET_EFAULT; |
3655 |
else
|
3656 |
ret = get_errno(symlink(p, p2)); |
3657 |
unlock_user(p2, arg2, 0);
|
3658 |
unlock_user(p, arg1, 0);
|
3659 |
} |
3660 |
break;
|
3661 |
#if defined(TARGET_NR_symlinkat) && defined(__NR_symlinkat)
|
3662 |
case TARGET_NR_symlinkat:
|
3663 |
{ |
3664 |
void *p2;
|
3665 |
p = lock_user_string(arg1); |
3666 |
p2 = lock_user_string(arg3); |
3667 |
if (!p || !p2)
|
3668 |
ret = -TARGET_EFAULT; |
3669 |
else
|
3670 |
ret = get_errno(sys_symlinkat(p, arg2, p2)); |
3671 |
unlock_user(p2, arg3, 0);
|
3672 |
unlock_user(p, arg1, 0);
|
3673 |
} |
3674 |
break;
|
3675 |
#endif
|
3676 |
#ifdef TARGET_NR_oldlstat
|
3677 |
case TARGET_NR_oldlstat:
|
3678 |
goto unimplemented;
|
3679 |
#endif
|
3680 |
case TARGET_NR_readlink:
|
3681 |
{ |
3682 |
void *p2;
|
3683 |
p = lock_user_string(arg1); |
3684 |
p2 = lock_user(VERIFY_WRITE, arg2, arg3, 0);
|
3685 |
if (!p || !p2)
|
3686 |
ret = -TARGET_EFAULT; |
3687 |
else
|
3688 |
ret = get_errno(readlink(path(p), p2, arg3)); |
3689 |
unlock_user(p2, arg2, ret); |
3690 |
unlock_user(p, arg1, 0);
|
3691 |
} |
3692 |
break;
|
3693 |
#if defined(TARGET_NR_readlinkat) && defined(__NR_readlinkat)
|
3694 |
case TARGET_NR_readlinkat:
|
3695 |
{ |
3696 |
void *p2;
|
3697 |
p = lock_user_string(arg2); |
3698 |
p2 = lock_user(VERIFY_WRITE, arg3, arg4, 0);
|
3699 |
if (!p || !p2)
|
3700 |
ret = -TARGET_EFAULT; |
3701 |
else
|
3702 |
ret = get_errno(sys_readlinkat(arg1, path(p), p2, arg4)); |
3703 |
unlock_user(p2, arg3, ret); |
3704 |
unlock_user(p, arg2, 0);
|
3705 |
} |
3706 |
break;
|
3707 |
#endif
|
3708 |
#ifdef TARGET_NR_uselib
|
3709 |
case TARGET_NR_uselib:
|
3710 |
goto unimplemented;
|
3711 |
#endif
|
3712 |
#ifdef TARGET_NR_swapon
|
3713 |
case TARGET_NR_swapon:
|
3714 |
if (!(p = lock_user_string(arg1)))
|
3715 |
goto efault;
|
3716 |
ret = get_errno(swapon(p, arg2)); |
3717 |
unlock_user(p, arg1, 0);
|
3718 |
break;
|
3719 |
#endif
|
3720 |
case TARGET_NR_reboot:
|
3721 |
goto unimplemented;
|
3722 |
#ifdef TARGET_NR_readdir
|
3723 |
case TARGET_NR_readdir:
|
3724 |
goto unimplemented;
|
3725 |
#endif
|
3726 |
#ifdef TARGET_NR_mmap
|
3727 |
case TARGET_NR_mmap:
|
3728 |
#if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_M68K) || defined(TARGET_CRIS)
|
3729 |
{ |
3730 |
abi_ulong *v; |
3731 |
abi_ulong v1, v2, v3, v4, v5, v6; |
3732 |
if (!(v = lock_user(VERIFY_READ, arg1, 6 * sizeof(abi_ulong), 1))) |
3733 |
goto efault;
|
3734 |
v1 = tswapl(v[0]);
|
3735 |
v2 = tswapl(v[1]);
|
3736 |
v3 = tswapl(v[2]);
|
3737 |
v4 = tswapl(v[3]);
|
3738 |
v5 = tswapl(v[4]);
|
3739 |
v6 = tswapl(v[5]);
|
3740 |
unlock_user(v, arg1, 0);
|
3741 |
ret = get_errno(target_mmap(v1, v2, v3, |
3742 |
target_to_host_bitmask(v4, mmap_flags_tbl), |
3743 |
v5, v6)); |
3744 |
} |
3745 |
#else
|
3746 |
ret = get_errno(target_mmap(arg1, arg2, arg3, |
3747 |
target_to_host_bitmask(arg4, mmap_flags_tbl), |
3748 |
arg5, |
3749 |
arg6)); |
3750 |
#endif
|
3751 |
break;
|
3752 |
#endif
|
3753 |
#ifdef TARGET_NR_mmap2
|
3754 |
case TARGET_NR_mmap2:
|
3755 |
#if defined(TARGET_SPARC) || defined(TARGET_MIPS)
|
3756 |
#define MMAP_SHIFT 12 |
3757 |
#else
|
3758 |
#define MMAP_SHIFT TARGET_PAGE_BITS
|
3759 |
#endif
|
3760 |
ret = get_errno(target_mmap(arg1, arg2, arg3, |
3761 |
target_to_host_bitmask(arg4, mmap_flags_tbl), |
3762 |
arg5, |
3763 |
arg6 << MMAP_SHIFT)); |
3764 |
break;
|
3765 |
#endif
|
3766 |
case TARGET_NR_munmap:
|
3767 |
ret = get_errno(target_munmap(arg1, arg2)); |
3768 |
break;
|
3769 |
case TARGET_NR_mprotect:
|
3770 |
ret = get_errno(target_mprotect(arg1, arg2, arg3)); |
3771 |
break;
|
3772 |
#ifdef TARGET_NR_mremap
|
3773 |
case TARGET_NR_mremap:
|
3774 |
ret = get_errno(target_mremap(arg1, arg2, arg3, arg4, arg5)); |
3775 |
break;
|
3776 |
#endif
|
3777 |
/* ??? msync/mlock/munlock are broken for softmmu. */
|
3778 |
#ifdef TARGET_NR_msync
|
3779 |
case TARGET_NR_msync:
|
3780 |
ret = get_errno(msync(g2h(arg1), arg2, arg3)); |
3781 |
break;
|
3782 |
#endif
|
3783 |
#ifdef TARGET_NR_mlock
|
3784 |
case TARGET_NR_mlock:
|
3785 |
ret = get_errno(mlock(g2h(arg1), arg2)); |
3786 |
break;
|
3787 |
#endif
|
3788 |
#ifdef TARGET_NR_munlock
|
3789 |
case TARGET_NR_munlock:
|
3790 |
ret = get_errno(munlock(g2h(arg1), arg2)); |
3791 |
break;
|
3792 |
#endif
|
3793 |
#ifdef TARGET_NR_mlockall
|
3794 |
case TARGET_NR_mlockall:
|
3795 |
ret = get_errno(mlockall(arg1)); |
3796 |
break;
|
3797 |
#endif
|
3798 |
#ifdef TARGET_NR_munlockall
|
3799 |
case TARGET_NR_munlockall:
|
3800 |
ret = get_errno(munlockall()); |
3801 |
break;
|
3802 |
#endif
|
3803 |
case TARGET_NR_truncate:
|
3804 |
if (!(p = lock_user_string(arg1)))
|
3805 |
goto efault;
|
3806 |
ret = get_errno(truncate(p, arg2)); |
3807 |
unlock_user(p, arg1, 0);
|
3808 |
break;
|
3809 |
case TARGET_NR_ftruncate:
|
3810 |
ret = get_errno(ftruncate(arg1, arg2)); |
3811 |
break;
|
3812 |
case TARGET_NR_fchmod:
|
3813 |
ret = get_errno(fchmod(arg1, arg2)); |
3814 |
break;
|
3815 |
#if defined(TARGET_NR_fchmodat) && defined(__NR_fchmodat)
|
3816 |
case TARGET_NR_fchmodat:
|
3817 |
if (!(p = lock_user_string(arg2)))
|
3818 |
goto efault;
|
3819 |
ret = get_errno(sys_fchmodat(arg1, p, arg3, arg4)); |
3820 |
unlock_user(p, arg2, 0);
|
3821 |
break;
|
3822 |
#endif
|
3823 |
case TARGET_NR_getpriority:
|
3824 |
/* libc does special remapping of the return value of
|
3825 |
* sys_getpriority() so it's just easiest to call
|
3826 |
* sys_getpriority() directly rather than through libc. */
|
3827 |
ret = sys_getpriority(arg1, arg2); |
3828 |
break;
|
3829 |
case TARGET_NR_setpriority:
|
3830 |
ret = get_errno(setpriority(arg1, arg2, arg3)); |
3831 |
break;
|
3832 |
#ifdef TARGET_NR_profil
|
3833 |
case TARGET_NR_profil:
|
3834 |
goto unimplemented;
|
3835 |
#endif
|
3836 |
case TARGET_NR_statfs:
|
3837 |
if (!(p = lock_user_string(arg1)))
|
3838 |
goto efault;
|
3839 |
ret = get_errno(statfs(path(p), &stfs)); |
3840 |
unlock_user(p, arg1, 0);
|
3841 |
convert_statfs:
|
3842 |
if (!is_error(ret)) {
|
3843 |
struct target_statfs *target_stfs;
|
3844 |
|
3845 |
if (!lock_user_struct(VERIFY_WRITE, target_stfs, arg2, 0)) |
3846 |
goto efault;
|
3847 |
__put_user(stfs.f_type, &target_stfs->f_type); |
3848 |
__put_user(stfs.f_bsize, &target_stfs->f_bsize); |
3849 |
__put_user(stfs.f_blocks, &target_stfs->f_blocks); |
3850 |
__put_user(stfs.f_bfree, &target_stfs->f_bfree); |
3851 |
__put_user(stfs.f_bavail, &target_stfs->f_bavail); |
3852 |
__put_user(stfs.f_files, &target_stfs->f_files); |
3853 |
__put_user(stfs.f_ffree, &target_stfs->f_ffree); |
3854 |
__put_user(stfs.f_fsid.__val[0], &target_stfs->f_fsid.val[0]); |
3855 |
__put_user(stfs.f_fsid.__val[1], &target_stfs->f_fsid.val[1]); |
3856 |
__put_user(stfs.f_namelen, &target_stfs->f_namelen); |
3857 |
unlock_user_struct(target_stfs, arg2, 1);
|
3858 |
} |
3859 |
break;
|
3860 |
case TARGET_NR_fstatfs:
|
3861 |
ret = get_errno(fstatfs(arg1, &stfs)); |
3862 |
goto convert_statfs;
|
3863 |
#ifdef TARGET_NR_statfs64
|
3864 |
case TARGET_NR_statfs64:
|
3865 |
if (!(p = lock_user_string(arg1)))
|
3866 |
goto efault;
|
3867 |
ret = get_errno(statfs(path(p), &stfs)); |
3868 |
unlock_user(p, arg1, 0);
|
3869 |
convert_statfs64:
|
3870 |
if (!is_error(ret)) {
|
3871 |
struct target_statfs64 *target_stfs;
|
3872 |
|
3873 |
if (!lock_user_struct(VERIFY_WRITE, target_stfs, arg3, 0)) |
3874 |
goto efault;
|
3875 |
__put_user(stfs.f_type, &target_stfs->f_type); |
3876 |
__put_user(stfs.f_bsize, &target_stfs->f_bsize); |
3877 |
__put_user(stfs.f_blocks, &target_stfs->f_blocks); |
3878 |
__put_user(stfs.f_bfree, &target_stfs->f_bfree); |
3879 |
__put_user(stfs.f_bavail, &target_stfs->f_bavail); |
3880 |
__put_user(stfs.f_files, &target_stfs->f_files); |
3881 |
__put_user(stfs.f_ffree, &target_stfs->f_ffree); |
3882 |
__put_user(stfs.f_fsid.__val[0], &target_stfs->f_fsid.val[0]); |
3883 |
__put_user(stfs.f_fsid.__val[1], &target_stfs->f_fsid.val[1]); |
3884 |
__put_user(stfs.f_namelen, &target_stfs->f_namelen); |
3885 |
unlock_user_struct(target_stfs, arg3, 1);
|
3886 |
} |
3887 |
break;
|
3888 |
case TARGET_NR_fstatfs64:
|
3889 |
ret = get_errno(fstatfs(arg1, &stfs)); |
3890 |
goto convert_statfs64;
|
3891 |
#endif
|
3892 |
#ifdef TARGET_NR_ioperm
|
3893 |
case TARGET_NR_ioperm:
|
3894 |
goto unimplemented;
|
3895 |
#endif
|
3896 |
#ifdef TARGET_NR_socketcall
|
3897 |
case TARGET_NR_socketcall:
|
3898 |
ret = do_socketcall(arg1, arg2); |
3899 |
break;
|
3900 |
#endif
|
3901 |
#ifdef TARGET_NR_accept
|
3902 |
case TARGET_NR_accept:
|
3903 |
ret = do_accept(arg1, arg2, arg3); |
3904 |
break;
|
3905 |
#endif
|
3906 |
#ifdef TARGET_NR_bind
|
3907 |
case TARGET_NR_bind:
|
3908 |
ret = do_bind(arg1, arg2, arg3); |
3909 |
break;
|
3910 |
#endif
|
3911 |
#ifdef TARGET_NR_connect
|
3912 |
case TARGET_NR_connect:
|
3913 |
ret = do_connect(arg1, arg2, arg3); |
3914 |
break;
|
3915 |
#endif
|
3916 |
#ifdef TARGET_NR_getpeername
|
3917 |
case TARGET_NR_getpeername:
|
3918 |
ret = do_getpeername(arg1, arg2, arg3); |
3919 |
break;
|
3920 |
#endif
|
3921 |
#ifdef TARGET_NR_getsockname
|
3922 |
case TARGET_NR_getsockname:
|
3923 |
ret = do_getsockname(arg1, arg2, arg3); |
3924 |
break;
|
3925 |
#endif
|
3926 |
#ifdef TARGET_NR_getsockopt
|
3927 |
case TARGET_NR_getsockopt:
|
3928 |
ret = do_getsockopt(arg1, arg2, arg3, arg4, arg5); |
3929 |
break;
|
3930 |
#endif
|
3931 |
#ifdef TARGET_NR_listen
|
3932 |
case TARGET_NR_listen:
|
3933 |
ret = get_errno(listen(arg1, arg2)); |
3934 |
break;
|
3935 |
#endif
|
3936 |
#ifdef TARGET_NR_recv
|
3937 |
case TARGET_NR_recv:
|
3938 |
ret = do_recvfrom(arg1, arg2, arg3, arg4, 0, 0); |
3939 |
break;
|
3940 |
#endif
|
3941 |
#ifdef TARGET_NR_recvfrom
|
3942 |
case TARGET_NR_recvfrom:
|
3943 |
ret = do_recvfrom(arg1, arg2, arg3, arg4, arg5, arg6); |
3944 |
break;
|
3945 |
#endif
|
3946 |
#ifdef TARGET_NR_recvmsg
|
3947 |
case TARGET_NR_recvmsg:
|
3948 |
ret = do_sendrecvmsg(arg1, arg2, arg3, 0);
|
3949 |
break;
|
3950 |
#endif
|
3951 |
#ifdef TARGET_NR_send
|
3952 |
case TARGET_NR_send:
|
3953 |
ret = do_sendto(arg1, arg2, arg3, arg4, 0, 0); |
3954 |
break;
|
3955 |
#endif
|
3956 |
#ifdef TARGET_NR_sendmsg
|
3957 |
case TARGET_NR_sendmsg:
|
3958 |
ret = do_sendrecvmsg(arg1, arg2, arg3, 1);
|
3959 |
break;
|
3960 |
#endif
|
3961 |
#ifdef TARGET_NR_sendto
|
3962 |
case TARGET_NR_sendto:
|
3963 |
ret = do_sendto(arg1, arg2, arg3, arg4, arg5, arg6); |
3964 |
break;
|
3965 |
#endif
|
3966 |
#ifdef TARGET_NR_shutdown
|
3967 |
case TARGET_NR_shutdown:
|
3968 |
ret = get_errno(shutdown(arg1, arg2)); |
3969 |
break;
|
3970 |
#endif
|
3971 |
#ifdef TARGET_NR_socket
|
3972 |
case TARGET_NR_socket:
|
3973 |
ret = do_socket(arg1, arg2, arg3); |
3974 |
break;
|
3975 |
#endif
|
3976 |
#ifdef TARGET_NR_socketpair
|
3977 |
case TARGET_NR_socketpair:
|
3978 |
ret = do_socketpair(arg1, arg2, arg3, arg4); |
3979 |
break;
|
3980 |
#endif
|
3981 |
#ifdef TARGET_NR_setsockopt
|
3982 |
case TARGET_NR_setsockopt:
|
3983 |
ret = do_setsockopt(arg1, arg2, arg3, arg4, (socklen_t) arg5); |
3984 |
break;
|
3985 |
#endif
|
3986 |
|
3987 |
case TARGET_NR_syslog:
|
3988 |
if (!(p = lock_user_string(arg2)))
|
3989 |
goto efault;
|
3990 |
ret = get_errno(sys_syslog((int)arg1, p, (int)arg3)); |
3991 |
unlock_user(p, arg2, 0);
|
3992 |
break;
|
3993 |
|
3994 |
case TARGET_NR_setitimer:
|
3995 |
{ |
3996 |
struct itimerval value, ovalue, *pvalue;
|
3997 |
|
3998 |
if (arg2) {
|
3999 |
pvalue = &value; |
4000 |
target_to_host_timeval(&pvalue->it_interval, |
4001 |
arg2); |
4002 |
target_to_host_timeval(&pvalue->it_value, |
4003 |
arg2 + sizeof(struct target_timeval)); |
4004 |
} else {
|
4005 |
pvalue = NULL;
|
4006 |
} |
4007 |
ret = get_errno(setitimer(arg1, pvalue, &ovalue)); |
4008 |
if (!is_error(ret) && arg3) {
|
4009 |
host_to_target_timeval(arg3, |
4010 |
&ovalue.it_interval); |
4011 |
host_to_target_timeval(arg3 + sizeof(struct target_timeval), |
4012 |
&ovalue.it_value); |
4013 |
} |
4014 |
} |
4015 |
break;
|
4016 |
case TARGET_NR_getitimer:
|
4017 |
{ |
4018 |
struct itimerval value;
|
4019 |
|
4020 |
ret = get_errno(getitimer(arg1, &value)); |
4021 |
if (!is_error(ret) && arg2) {
|
4022 |
host_to_target_timeval(arg2, |
4023 |
&value.it_interval); |
4024 |
host_to_target_timeval(arg2 + sizeof(struct target_timeval), |
4025 |
&value.it_value); |
4026 |
} |
4027 |
} |
4028 |
break;
|
4029 |
case TARGET_NR_stat:
|
4030 |
if (!(p = lock_user_string(arg1)))
|
4031 |
goto efault;
|
4032 |
ret = get_errno(stat(path(p), &st)); |
4033 |
unlock_user(p, arg1, 0);
|
4034 |
goto do_stat;
|
4035 |
case TARGET_NR_lstat:
|
4036 |
if (!(p = lock_user_string(arg1)))
|
4037 |
goto efault;
|
4038 |
ret = get_errno(lstat(path(p), &st)); |
4039 |
unlock_user(p, arg1, 0);
|
4040 |
goto do_stat;
|
4041 |
case TARGET_NR_fstat:
|
4042 |
{ |
4043 |
ret = get_errno(fstat(arg1, &st)); |
4044 |
do_stat:
|
4045 |
if (!is_error(ret)) {
|
4046 |
struct target_stat *target_st;
|
4047 |
|
4048 |
if (!lock_user_struct(VERIFY_WRITE, target_st, arg2, 0)) |
4049 |
goto efault;
|
4050 |
#if defined(TARGET_MIPS) || (defined(TARGET_SPARC64) && !defined(TARGET_ABI32))
|
4051 |
target_st->st_dev = tswap32(st.st_dev); |
4052 |
#else
|
4053 |
target_st->st_dev = tswap16(st.st_dev); |
4054 |
#endif
|
4055 |
target_st->st_ino = tswapl(st.st_ino); |
4056 |
#if defined(TARGET_PPC) || defined(TARGET_MIPS)
|
4057 |
target_st->st_mode = tswapl(st.st_mode); /* XXX: check this */
|
4058 |
target_st->st_uid = tswap32(st.st_uid); |
4059 |
target_st->st_gid = tswap32(st.st_gid); |
4060 |
#elif defined(TARGET_SPARC64) && !defined(TARGET_ABI32)
|
4061 |
target_st->st_mode = tswap32(st.st_mode); |
4062 |
target_st->st_uid = tswap32(st.st_uid); |
4063 |
target_st->st_gid = tswap32(st.st_gid); |
4064 |
#else
|
4065 |
target_st->st_mode = tswap16(st.st_mode); |
4066 |
target_st->st_uid = tswap16(st.st_uid); |
4067 |
target_st->st_gid = tswap16(st.st_gid); |
4068 |
#endif
|
4069 |
#if defined(TARGET_MIPS)
|
4070 |
/* If this is the same on PPC, then just merge w/ the above ifdef */
|
4071 |
target_st->st_nlink = tswapl(st.st_nlink); |
4072 |
target_st->st_rdev = tswapl(st.st_rdev); |
4073 |
#elif defined(TARGET_SPARC64) && !defined(TARGET_ABI32)
|
4074 |
target_st->st_nlink = tswap32(st.st_nlink); |
4075 |
target_st->st_rdev = tswap32(st.st_rdev); |
4076 |
#else
|
4077 |
target_st->st_nlink = tswap16(st.st_nlink); |
4078 |
target_st->st_rdev = tswap16(st.st_rdev); |
4079 |
#endif
|
4080 |
target_st->st_size = tswapl(st.st_size); |
4081 |
target_st->st_blksize = tswapl(st.st_blksize); |
4082 |
target_st->st_blocks = tswapl(st.st_blocks); |
4083 |
target_st->target_st_atime = tswapl(st.st_atime); |
4084 |
target_st->target_st_mtime = tswapl(st.st_mtime); |
4085 |
target_st->target_st_ctime = tswapl(st.st_ctime); |
4086 |
unlock_user_struct(target_st, arg2, 1);
|
4087 |
} |
4088 |
} |
4089 |
break;
|
4090 |
#ifdef TARGET_NR_olduname
|
4091 |
case TARGET_NR_olduname:
|
4092 |
goto unimplemented;
|
4093 |
#endif
|
4094 |
#ifdef TARGET_NR_iopl
|
4095 |
case TARGET_NR_iopl:
|
4096 |
goto unimplemented;
|
4097 |
#endif
|
4098 |
case TARGET_NR_vhangup:
|
4099 |
ret = get_errno(vhangup()); |
4100 |
break;
|
4101 |
#ifdef TARGET_NR_idle
|
4102 |
case TARGET_NR_idle:
|
4103 |
goto unimplemented;
|
4104 |
#endif
|
4105 |
#ifdef TARGET_NR_syscall
|
4106 |
case TARGET_NR_syscall:
|
4107 |
ret = do_syscall(cpu_env,arg1 & 0xffff,arg2,arg3,arg4,arg5,arg6,0); |
4108 |
break;
|
4109 |
#endif
|
4110 |
case TARGET_NR_wait4:
|
4111 |
{ |
4112 |
int status;
|
4113 |
abi_long status_ptr = arg2; |
4114 |
struct rusage rusage, *rusage_ptr;
|
4115 |
abi_ulong target_rusage = arg4; |
4116 |
if (target_rusage)
|
4117 |
rusage_ptr = &rusage; |
4118 |
else
|
4119 |
rusage_ptr = NULL;
|
4120 |
ret = get_errno(wait4(arg1, &status, arg3, rusage_ptr)); |
4121 |
if (!is_error(ret)) {
|
4122 |
if (status_ptr)
|
4123 |
tputl(status_ptr, status); |
4124 |
if (target_rusage) {
|
4125 |
host_to_target_rusage(target_rusage, &rusage); |
4126 |
} |
4127 |
} |
4128 |
} |
4129 |
break;
|
4130 |
#ifdef TARGET_NR_swapoff
|
4131 |
case TARGET_NR_swapoff:
|
4132 |
if (!(p = lock_user_string(arg1)))
|
4133 |
goto efault;
|
4134 |
ret = get_errno(swapoff(p)); |
4135 |
unlock_user(p, arg1, 0);
|
4136 |
break;
|
4137 |
#endif
|
4138 |
case TARGET_NR_sysinfo:
|
4139 |
{ |
4140 |
struct target_sysinfo *target_value;
|
4141 |
struct sysinfo value;
|
4142 |
ret = get_errno(sysinfo(&value)); |
4143 |
if (!is_error(ret) && arg1)
|
4144 |
{ |
4145 |
if (!lock_user_struct(VERIFY_WRITE, target_value, arg1, 0)) |
4146 |
goto efault;
|
4147 |
__put_user(value.uptime, &target_value->uptime); |
4148 |
__put_user(value.loads[0], &target_value->loads[0]); |
4149 |
__put_user(value.loads[1], &target_value->loads[1]); |
4150 |
__put_user(value.loads[2], &target_value->loads[2]); |
4151 |
__put_user(value.totalram, &target_value->totalram); |
4152 |
__put_user(value.freeram, &target_value->freeram); |
4153 |
__put_user(value.sharedram, &target_value->sharedram); |
4154 |
__put_user(value.bufferram, &target_value->bufferram); |
4155 |
__put_user(value.totalswap, &target_value->totalswap); |
4156 |
__put_user(value.freeswap, &target_value->freeswap); |
4157 |
__put_user(value.procs, &target_value->procs); |
4158 |
__put_user(value.totalhigh, &target_value->totalhigh); |
4159 |
__put_user(value.freehigh, &target_value->freehigh); |
4160 |
__put_user(value.mem_unit, &target_value->mem_unit); |
4161 |
unlock_user_struct(target_value, arg1, 1);
|
4162 |
} |
4163 |
} |
4164 |
break;
|
4165 |
#ifdef TARGET_NR_ipc
|
4166 |
case TARGET_NR_ipc:
|
4167 |
ret = do_ipc(arg1, arg2, arg3, arg4, arg5, arg6); |
4168 |
break;
|
4169 |
#endif
|
4170 |
case TARGET_NR_fsync:
|
4171 |
ret = get_errno(fsync(arg1)); |
4172 |
break;
|
4173 |
case TARGET_NR_clone:
|
4174 |
ret = get_errno(do_fork(cpu_env, arg1, arg2)); |
4175 |
break;
|
4176 |
#ifdef __NR_exit_group
|
4177 |
/* new thread calls */
|
4178 |
case TARGET_NR_exit_group:
|
4179 |
gdb_exit(cpu_env, arg1); |
4180 |
ret = get_errno(exit_group(arg1)); |
4181 |
break;
|
4182 |
#endif
|
4183 |
case TARGET_NR_setdomainname:
|
4184 |
if (!(p = lock_user_string(arg1)))
|
4185 |
goto efault;
|
4186 |
ret = get_errno(setdomainname(p, arg2)); |
4187 |
unlock_user(p, arg1, 0);
|
4188 |
break;
|
4189 |
case TARGET_NR_uname:
|
4190 |
/* no need to transcode because we use the linux syscall */
|
4191 |
{ |
4192 |
struct new_utsname * buf;
|
4193 |
|
4194 |
if (!lock_user_struct(VERIFY_WRITE, buf, arg1, 0)) |
4195 |
goto efault;
|
4196 |
ret = get_errno(sys_uname(buf)); |
4197 |
if (!is_error(ret)) {
|
4198 |
/* Overrite the native machine name with whatever is being
|
4199 |
emulated. */
|
4200 |
strcpy (buf->machine, UNAME_MACHINE); |
4201 |
/* Allow the user to override the reported release. */
|
4202 |
if (qemu_uname_release && *qemu_uname_release)
|
4203 |
strcpy (buf->release, qemu_uname_release); |
4204 |
} |
4205 |
unlock_user_struct(buf, arg1, 1);
|
4206 |
} |
4207 |
break;
|
4208 |
#ifdef TARGET_I386
|
4209 |
case TARGET_NR_modify_ldt:
|
4210 |
ret = do_modify_ldt(cpu_env, arg1, arg2, arg3); |
4211 |
break;
|
4212 |
#if !defined(TARGET_X86_64)
|
4213 |
case TARGET_NR_vm86old:
|
4214 |
goto unimplemented;
|
4215 |
case TARGET_NR_vm86:
|
4216 |
ret = do_vm86(cpu_env, arg1, arg2); |
4217 |
break;
|
4218 |
#endif
|
4219 |
#endif
|
4220 |
case TARGET_NR_adjtimex:
|
4221 |
goto unimplemented;
|
4222 |
#ifdef TARGET_NR_create_module
|
4223 |
case TARGET_NR_create_module:
|
4224 |
#endif
|
4225 |
case TARGET_NR_init_module:
|
4226 |
case TARGET_NR_delete_module:
|
4227 |
#ifdef TARGET_NR_get_kernel_syms
|
4228 |
case TARGET_NR_get_kernel_syms:
|
4229 |
#endif
|
4230 |
goto unimplemented;
|
4231 |
case TARGET_NR_quotactl:
|
4232 |
goto unimplemented;
|
4233 |
case TARGET_NR_getpgid:
|
4234 |
ret = get_errno(getpgid(arg1)); |
4235 |
break;
|
4236 |
case TARGET_NR_fchdir:
|
4237 |
ret = get_errno(fchdir(arg1)); |
4238 |
break;
|
4239 |
#ifdef TARGET_NR_bdflush /* not on x86_64 */ |
4240 |
case TARGET_NR_bdflush:
|
4241 |
goto unimplemented;
|
4242 |
#endif
|
4243 |
#ifdef TARGET_NR_sysfs
|
4244 |
case TARGET_NR_sysfs:
|
4245 |
goto unimplemented;
|
4246 |
#endif
|
4247 |
case TARGET_NR_personality:
|
4248 |
ret = get_errno(personality(arg1)); |
4249 |
break;
|
4250 |
#ifdef TARGET_NR_afs_syscall
|
4251 |
case TARGET_NR_afs_syscall:
|
4252 |
goto unimplemented;
|
4253 |
#endif
|
4254 |
#ifdef TARGET_NR__llseek /* Not on alpha */ |
4255 |
case TARGET_NR__llseek:
|
4256 |
{ |
4257 |
#if defined (__x86_64__)
|
4258 |
ret = get_errno(lseek(arg1, ((uint64_t )arg2 << 32) | arg3, arg5));
|
4259 |
tput64(arg4, ret); |
4260 |
#else
|
4261 |
int64_t res; |
4262 |
ret = get_errno(_llseek(arg1, arg2, arg3, &res, arg5)); |
4263 |
tput64(arg4, res); |
4264 |
#endif
|
4265 |
} |
4266 |
break;
|
4267 |
#endif
|
4268 |
case TARGET_NR_getdents:
|
4269 |
#if TARGET_ABI_BITS != 32 |
4270 |
goto unimplemented;
|
4271 |
#elif TARGET_ABI_BITS == 32 && HOST_LONG_BITS == 64 |
4272 |
{ |
4273 |
struct target_dirent *target_dirp;
|
4274 |
struct dirent *dirp;
|
4275 |
abi_long count = arg3; |
4276 |
|
4277 |
dirp = malloc(count); |
4278 |
if (!dirp) {
|
4279 |
ret = -TARGET_ENOMEM; |
4280 |
goto fail;
|
4281 |
} |
4282 |
|
4283 |
ret = get_errno(sys_getdents(arg1, dirp, count)); |
4284 |
if (!is_error(ret)) {
|
4285 |
struct dirent *de;
|
4286 |
struct target_dirent *tde;
|
4287 |
int len = ret;
|
4288 |
int reclen, treclen;
|
4289 |
int count1, tnamelen;
|
4290 |
|
4291 |
count1 = 0;
|
4292 |
de = dirp; |
4293 |
if (!(target_dirp = lock_user(VERIFY_WRITE, arg2, count, 0))) |
4294 |
goto efault;
|
4295 |
tde = target_dirp; |
4296 |
while (len > 0) { |
4297 |
reclen = de->d_reclen; |
4298 |
treclen = reclen - (2 * (sizeof(long) - sizeof(abi_long))); |
4299 |
tde->d_reclen = tswap16(treclen); |
4300 |
tde->d_ino = tswapl(de->d_ino); |
4301 |
tde->d_off = tswapl(de->d_off); |
4302 |
tnamelen = treclen - (2 * sizeof(abi_long) + 2); |
4303 |
if (tnamelen > 256) |
4304 |
tnamelen = 256;
|
4305 |
/* XXX: may not be correct */
|
4306 |
strncpy(tde->d_name, de->d_name, tnamelen); |
4307 |
de = (struct dirent *)((char *)de + reclen); |
4308 |
len -= reclen; |
4309 |
tde = (struct target_dirent *)((char *)tde + treclen); |
4310 |
count1 += treclen; |
4311 |
} |
4312 |
ret = count1; |
4313 |
unlock_user(target_dirp, arg2, ret); |
4314 |
} |
4315 |
free(dirp); |
4316 |
} |
4317 |
#else
|
4318 |
{ |
4319 |
struct dirent *dirp;
|
4320 |
abi_long count = arg3; |
4321 |
|
4322 |
if (!(dirp = lock_user(VERIFY_WRITE, arg2, count, 0))) |
4323 |
goto efault;
|
4324 |
ret = get_errno(sys_getdents(arg1, dirp, count)); |
4325 |
if (!is_error(ret)) {
|
4326 |
struct dirent *de;
|
4327 |
int len = ret;
|
4328 |
int reclen;
|
4329 |
de = dirp; |
4330 |
while (len > 0) { |
4331 |
reclen = de->d_reclen; |
4332 |
if (reclen > len)
|
4333 |
break;
|
4334 |
de->d_reclen = tswap16(reclen); |
4335 |
tswapls(&de->d_ino); |
4336 |
tswapls(&de->d_off); |
4337 |
de = (struct dirent *)((char *)de + reclen); |
4338 |
len -= reclen; |
4339 |
} |
4340 |
} |
4341 |
unlock_user(dirp, arg2, ret); |
4342 |
} |
4343 |
#endif
|
4344 |
break;
|
4345 |
#if defined(TARGET_NR_getdents64) && defined(__NR_getdents64)
|
4346 |
case TARGET_NR_getdents64:
|
4347 |
{ |
4348 |
struct dirent64 *dirp;
|
4349 |
abi_long count = arg3; |
4350 |
if (!(dirp = lock_user(VERIFY_WRITE, arg2, count, 0))) |
4351 |
goto efault;
|
4352 |
ret = get_errno(sys_getdents64(arg1, dirp, count)); |
4353 |
if (!is_error(ret)) {
|
4354 |
struct dirent64 *de;
|
4355 |
int len = ret;
|
4356 |
int reclen;
|
4357 |
de = dirp; |
4358 |
while (len > 0) { |
4359 |
reclen = de->d_reclen; |
4360 |
if (reclen > len)
|
4361 |
break;
|
4362 |
de->d_reclen = tswap16(reclen); |
4363 |
tswap64s(&de->d_ino); |
4364 |
tswap64s(&de->d_off); |
4365 |
de = (struct dirent64 *)((char *)de + reclen); |
4366 |
len -= reclen; |
4367 |
} |
4368 |
} |
4369 |
unlock_user(dirp, arg2, ret); |
4370 |
} |
4371 |
break;
|
4372 |
#endif /* TARGET_NR_getdents64 */ |
4373 |
#ifdef TARGET_NR__newselect
|
4374 |
case TARGET_NR__newselect:
|
4375 |
ret = do_select(arg1, arg2, arg3, arg4, arg5); |
4376 |
break;
|
4377 |
#endif
|
4378 |
#ifdef TARGET_NR_poll
|
4379 |
case TARGET_NR_poll:
|
4380 |
{ |
4381 |
struct target_pollfd *target_pfd;
|
4382 |
unsigned int nfds = arg2; |
4383 |
int timeout = arg3;
|
4384 |
struct pollfd *pfd;
|
4385 |
unsigned int i; |
4386 |
|
4387 |
target_pfd = lock_user(VERIFY_WRITE, arg1, sizeof(struct target_pollfd) * nfds, 1); |
4388 |
if (!target_pfd)
|
4389 |
goto efault;
|
4390 |
pfd = alloca(sizeof(struct pollfd) * nfds); |
4391 |
for(i = 0; i < nfds; i++) { |
4392 |
pfd[i].fd = tswap32(target_pfd[i].fd); |
4393 |
pfd[i].events = tswap16(target_pfd[i].events); |
4394 |
} |
4395 |
ret = get_errno(poll(pfd, nfds, timeout)); |
4396 |
if (!is_error(ret)) {
|
4397 |
for(i = 0; i < nfds; i++) { |
4398 |
target_pfd[i].revents = tswap16(pfd[i].revents); |
4399 |
} |
4400 |
ret += nfds * (sizeof(struct target_pollfd) |
4401 |
- sizeof(struct pollfd)); |
4402 |
} |
4403 |
unlock_user(target_pfd, arg1, ret); |
4404 |
} |
4405 |
break;
|
4406 |
#endif
|
4407 |
case TARGET_NR_flock:
|
4408 |
/* NOTE: the flock constant seems to be the same for every
|
4409 |
Linux platform */
|
4410 |
ret = get_errno(flock(arg1, arg2)); |
4411 |
break;
|
4412 |
case TARGET_NR_readv:
|
4413 |
{ |
4414 |
int count = arg3;
|
4415 |
struct iovec *vec;
|
4416 |
|
4417 |
vec = alloca(count * sizeof(struct iovec)); |
4418 |
lock_iovec(VERIFY_WRITE, vec, arg2, count, 0);
|
4419 |
ret = get_errno(readv(arg1, vec, count)); |
4420 |
unlock_iovec(vec, arg2, count, 1);
|
4421 |
} |
4422 |
break;
|
4423 |
case TARGET_NR_writev:
|
4424 |
{ |
4425 |
int count = arg3;
|
4426 |
struct iovec *vec;
|
4427 |
|
4428 |
vec = alloca(count * sizeof(struct iovec)); |
4429 |
lock_iovec(VERIFY_READ, vec, arg2, count, 1);
|
4430 |
ret = get_errno(writev(arg1, vec, count)); |
4431 |
unlock_iovec(vec, arg2, count, 0);
|
4432 |
} |
4433 |
break;
|
4434 |
case TARGET_NR_getsid:
|
4435 |
ret = get_errno(getsid(arg1)); |
4436 |
break;
|
4437 |
#if defined(TARGET_NR_fdatasync) /* Not on alpha (osf_datasync ?) */ |
4438 |
case TARGET_NR_fdatasync:
|
4439 |
ret = get_errno(fdatasync(arg1)); |
4440 |
break;
|
4441 |
#endif
|
4442 |
case TARGET_NR__sysctl:
|
4443 |
/* We don't implement this, but ENOTDIR is always a safe
|
4444 |
return value. */
|
4445 |
ret = -TARGET_ENOTDIR; |
4446 |
break;
|
4447 |
case TARGET_NR_sched_setparam:
|
4448 |
{ |
4449 |
struct sched_param *target_schp;
|
4450 |
struct sched_param schp;
|
4451 |
|
4452 |
if (!lock_user_struct(VERIFY_READ, target_schp, arg2, 1)) |
4453 |
goto efault;
|
4454 |
schp.sched_priority = tswap32(target_schp->sched_priority); |
4455 |
unlock_user_struct(target_schp, arg2, 0);
|
4456 |
ret = get_errno(sched_setparam(arg1, &schp)); |
4457 |
} |
4458 |
break;
|
4459 |
case TARGET_NR_sched_getparam:
|
4460 |
{ |
4461 |
struct sched_param *target_schp;
|
4462 |
struct sched_param schp;
|
4463 |
ret = get_errno(sched_getparam(arg1, &schp)); |
4464 |
if (!is_error(ret)) {
|
4465 |
if (!lock_user_struct(VERIFY_WRITE, target_schp, arg2, 0)) |
4466 |
goto efault;
|
4467 |
target_schp->sched_priority = tswap32(schp.sched_priority); |
4468 |
unlock_user_struct(target_schp, arg2, 1);
|
4469 |
} |
4470 |
} |
4471 |
break;
|
4472 |
case TARGET_NR_sched_setscheduler:
|
4473 |
{ |
4474 |
struct sched_param *target_schp;
|
4475 |
struct sched_param schp;
|
4476 |
if (!lock_user_struct(VERIFY_READ, target_schp, arg3, 1)) |
4477 |
goto efault;
|
4478 |
schp.sched_priority = tswap32(target_schp->sched_priority); |
4479 |
unlock_user_struct(target_schp, arg3, 0);
|
4480 |
ret = get_errno(sched_setscheduler(arg1, arg2, &schp)); |
4481 |
} |
4482 |
break;
|
4483 |
case TARGET_NR_sched_getscheduler:
|
4484 |
ret = get_errno(sched_getscheduler(arg1)); |
4485 |
break;
|
4486 |
case TARGET_NR_sched_yield:
|
4487 |
ret = get_errno(sched_yield()); |
4488 |
break;
|
4489 |
case TARGET_NR_sched_get_priority_max:
|
4490 |
ret = get_errno(sched_get_priority_max(arg1)); |
4491 |
break;
|
4492 |
case TARGET_NR_sched_get_priority_min:
|
4493 |
ret = get_errno(sched_get_priority_min(arg1)); |
4494 |
break;
|
4495 |
case TARGET_NR_sched_rr_get_interval:
|
4496 |
{ |
4497 |
struct timespec ts;
|
4498 |
ret = get_errno(sched_rr_get_interval(arg1, &ts)); |
4499 |
if (!is_error(ret)) {
|
4500 |
host_to_target_timespec(arg2, &ts); |
4501 |
} |
4502 |
} |
4503 |
break;
|
4504 |
case TARGET_NR_nanosleep:
|
4505 |
{ |
4506 |
struct timespec req, rem;
|
4507 |
target_to_host_timespec(&req, arg1); |
4508 |
ret = get_errno(nanosleep(&req, &rem)); |
4509 |
if (is_error(ret) && arg2) {
|
4510 |
host_to_target_timespec(arg2, &rem); |
4511 |
} |
4512 |
} |
4513 |
break;
|
4514 |
#ifdef TARGET_NR_query_module
|
4515 |
case TARGET_NR_query_module:
|
4516 |
goto unimplemented;
|
4517 |
#endif
|
4518 |
#ifdef TARGET_NR_nfsservctl
|
4519 |
case TARGET_NR_nfsservctl:
|
4520 |
goto unimplemented;
|
4521 |
#endif
|
4522 |
case TARGET_NR_prctl:
|
4523 |
switch (arg1)
|
4524 |
{ |
4525 |
case PR_GET_PDEATHSIG:
|
4526 |
{ |
4527 |
int deathsig;
|
4528 |
ret = get_errno(prctl(arg1, &deathsig, arg3, arg4, arg5)); |
4529 |
if (!is_error(ret) && arg2)
|
4530 |
tput32(arg2, deathsig); |
4531 |
} |
4532 |
break;
|
4533 |
default:
|
4534 |
ret = get_errno(prctl(arg1, arg2, arg3, arg4, arg5)); |
4535 |
break;
|
4536 |
} |
4537 |
break;
|
4538 |
#ifdef TARGET_NR_pread
|
4539 |
case TARGET_NR_pread:
|
4540 |
page_unprotect_range(arg2, arg3); |
4541 |
if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0))) |
4542 |
goto efault;
|
4543 |
ret = get_errno(pread(arg1, p, arg3, arg4)); |
4544 |
unlock_user(p, arg2, ret); |
4545 |
break;
|
4546 |
case TARGET_NR_pwrite:
|
4547 |
if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1))) |
4548 |
goto efault;
|
4549 |
ret = get_errno(pwrite(arg1, p, arg3, arg4)); |
4550 |
unlock_user(p, arg2, 0);
|
4551 |
break;
|
4552 |
#endif
|
4553 |
case TARGET_NR_getcwd:
|
4554 |
if (!(p = lock_user(VERIFY_WRITE, arg1, arg2, 0))) |
4555 |
goto efault;
|
4556 |
ret = get_errno(sys_getcwd1(p, arg2)); |
4557 |
unlock_user(p, arg1, ret); |
4558 |
break;
|
4559 |
case TARGET_NR_capget:
|
4560 |
goto unimplemented;
|
4561 |
case TARGET_NR_capset:
|
4562 |
goto unimplemented;
|
4563 |
case TARGET_NR_sigaltstack:
|
4564 |
#if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_MIPS) || \
|
4565 |
defined(TARGET_SPARC) || defined(TARGET_PPC) || defined(TARGET_ALPHA) |
4566 |
ret = do_sigaltstack(arg1, arg2, get_sp_from_cpustate((CPUState *)cpu_env)); |
4567 |
break;
|
4568 |
#else
|
4569 |
goto unimplemented;
|
4570 |
#endif
|
4571 |
case TARGET_NR_sendfile:
|
4572 |
goto unimplemented;
|
4573 |
#ifdef TARGET_NR_getpmsg
|
4574 |
case TARGET_NR_getpmsg:
|
4575 |
goto unimplemented;
|
4576 |
#endif
|
4577 |
#ifdef TARGET_NR_putpmsg
|
4578 |
case TARGET_NR_putpmsg:
|
4579 |
goto unimplemented;
|
4580 |
#endif
|
4581 |
#ifdef TARGET_NR_vfork
|
4582 |
case TARGET_NR_vfork:
|
4583 |
ret = get_errno(do_fork(cpu_env, CLONE_VFORK | CLONE_VM | SIGCHLD, 0));
|
4584 |
break;
|
4585 |
#endif
|
4586 |
#ifdef TARGET_NR_ugetrlimit
|
4587 |
case TARGET_NR_ugetrlimit:
|
4588 |
{ |
4589 |
struct rlimit rlim;
|
4590 |
ret = get_errno(getrlimit(arg1, &rlim)); |
4591 |
if (!is_error(ret)) {
|
4592 |
struct target_rlimit *target_rlim;
|
4593 |
if (!lock_user_struct(VERIFY_WRITE, target_rlim, arg2, 0)) |
4594 |
goto efault;
|
4595 |
target_rlim->rlim_cur = tswapl(rlim.rlim_cur); |
4596 |
target_rlim->rlim_max = tswapl(rlim.rlim_max); |
4597 |
unlock_user_struct(target_rlim, arg2, 1);
|
4598 |
} |
4599 |
break;
|
4600 |
} |
4601 |
#endif
|
4602 |
#ifdef TARGET_NR_truncate64
|
4603 |
case TARGET_NR_truncate64:
|
4604 |
if (!(p = lock_user_string(arg1)))
|
4605 |
goto efault;
|
4606 |
ret = target_truncate64(cpu_env, p, arg2, arg3, arg4); |
4607 |
unlock_user(p, arg1, 0);
|
4608 |
break;
|
4609 |
#endif
|
4610 |
#ifdef TARGET_NR_ftruncate64
|
4611 |
case TARGET_NR_ftruncate64:
|
4612 |
ret = target_ftruncate64(cpu_env, arg1, arg2, arg3, arg4); |
4613 |
break;
|
4614 |
#endif
|
4615 |
#ifdef TARGET_NR_stat64
|
4616 |
case TARGET_NR_stat64:
|
4617 |
if (!(p = lock_user_string(arg1)))
|
4618 |
goto efault;
|
4619 |
ret = get_errno(stat(path(p), &st)); |
4620 |
unlock_user(p, arg1, 0);
|
4621 |
goto do_stat64;
|
4622 |
#endif
|
4623 |
#ifdef TARGET_NR_lstat64
|
4624 |
case TARGET_NR_lstat64:
|
4625 |
if (!(p = lock_user_string(arg1)))
|
4626 |
goto efault;
|
4627 |
ret = get_errno(lstat(path(p), &st)); |
4628 |
unlock_user(p, arg1, 0);
|
4629 |
goto do_stat64;
|
4630 |
#endif
|
4631 |
#ifdef TARGET_NR_fstat64
|
4632 |
case TARGET_NR_fstat64:
|
4633 |
{ |
4634 |
ret = get_errno(fstat(arg1, &st)); |
4635 |
do_stat64:
|
4636 |
if (!is_error(ret)) {
|
4637 |
#ifdef TARGET_ARM
|
4638 |
if (((CPUARMState *)cpu_env)->eabi) {
|
4639 |
struct target_eabi_stat64 *target_st;
|
4640 |
|
4641 |
if (!lock_user_struct(VERIFY_WRITE, target_st, arg2, 0)) |
4642 |
goto efault;
|
4643 |
memset(target_st, 0, sizeof(struct target_eabi_stat64)); |
4644 |
__put_user(st.st_dev, &target_st->st_dev); |
4645 |
__put_user(st.st_ino, &target_st->st_ino); |
4646 |
#ifdef TARGET_STAT64_HAS_BROKEN_ST_INO
|
4647 |
__put_user(st.st_ino, &target_st->__st_ino); |
4648 |
#endif
|
4649 |
__put_user(st.st_mode, &target_st->st_mode); |
4650 |
__put_user(st.st_nlink, &target_st->st_nlink); |
4651 |
__put_user(st.st_uid, &target_st->st_uid); |
4652 |
__put_user(st.st_gid, &target_st->st_gid); |
4653 |
__put_user(st.st_rdev, &target_st->st_rdev); |
4654 |
__put_user(st.st_size, &target_st->st_size); |
4655 |
__put_user(st.st_blksize, &target_st->st_blksize); |
4656 |
__put_user(st.st_blocks, &target_st->st_blocks); |
4657 |
__put_user(st.st_atime, &target_st->target_st_atime); |
4658 |
__put_user(st.st_mtime, &target_st->target_st_mtime); |
4659 |
__put_user(st.st_ctime, &target_st->target_st_ctime); |
4660 |
unlock_user_struct(target_st, arg2, 1);
|
4661 |
} else
|
4662 |
#endif
|
4663 |
{ |
4664 |
struct target_stat64 *target_st;
|
4665 |
|
4666 |
if (!lock_user_struct(VERIFY_WRITE, target_st, arg2, 0)) |
4667 |
goto efault;
|
4668 |
memset(target_st, 0, sizeof(struct target_stat64)); |
4669 |
__put_user(st.st_dev, &target_st->st_dev); |
4670 |
__put_user(st.st_ino, &target_st->st_ino); |
4671 |
#ifdef TARGET_STAT64_HAS_BROKEN_ST_INO
|
4672 |
__put_user(st.st_ino, &target_st->__st_ino); |
4673 |
#endif
|
4674 |
__put_user(st.st_mode, &target_st->st_mode); |
4675 |
__put_user(st.st_nlink, &target_st->st_nlink); |
4676 |
__put_user(st.st_uid, &target_st->st_uid); |
4677 |
__put_user(st.st_gid, &target_st->st_gid); |
4678 |
__put_user(st.st_rdev, &target_st->st_rdev); |
4679 |
/* XXX: better use of kernel struct */
|
4680 |
__put_user(st.st_size, &target_st->st_size); |
4681 |
__put_user(st.st_blksize, &target_st->st_blksize); |
4682 |
__put_user(st.st_blocks, &target_st->st_blocks); |
4683 |
__put_user(st.st_atime, &target_st->target_st_atime); |
4684 |
__put_user(st.st_mtime, &target_st->target_st_mtime); |
4685 |
__put_user(st.st_ctime, &target_st->target_st_ctime); |
4686 |
unlock_user_struct(target_st, arg2, 1);
|
4687 |
} |
4688 |
} |
4689 |
} |
4690 |
break;
|
4691 |
#endif
|
4692 |
#ifdef USE_UID16
|
4693 |
case TARGET_NR_lchown:
|
4694 |
if (!(p = lock_user_string(arg1)))
|
4695 |
goto efault;
|
4696 |
ret = get_errno(lchown(p, low2highuid(arg2), low2highgid(arg3))); |
4697 |
unlock_user(p, arg1, 0);
|
4698 |
break;
|
4699 |
case TARGET_NR_getuid:
|
4700 |
ret = get_errno(high2lowuid(getuid())); |
4701 |
break;
|
4702 |
case TARGET_NR_getgid:
|
4703 |
ret = get_errno(high2lowgid(getgid())); |
4704 |
break;
|
4705 |
case TARGET_NR_geteuid:
|
4706 |
ret = get_errno(high2lowuid(geteuid())); |
4707 |
break;
|
4708 |
case TARGET_NR_getegid:
|
4709 |
ret = get_errno(high2lowgid(getegid())); |
4710 |
break;
|
4711 |
case TARGET_NR_setreuid:
|
4712 |
ret = get_errno(setreuid(low2highuid(arg1), low2highuid(arg2))); |
4713 |
break;
|
4714 |
case TARGET_NR_setregid:
|
4715 |
ret = get_errno(setregid(low2highgid(arg1), low2highgid(arg2))); |
4716 |
break;
|
4717 |
case TARGET_NR_getgroups:
|
4718 |
{ |
4719 |
int gidsetsize = arg1;
|
4720 |
uint16_t *target_grouplist; |
4721 |
gid_t *grouplist; |
4722 |
int i;
|
4723 |
|
4724 |
grouplist = alloca(gidsetsize * sizeof(gid_t));
|
4725 |
ret = get_errno(getgroups(gidsetsize, grouplist)); |
4726 |
if (!is_error(ret)) {
|
4727 |
target_grouplist = lock_user(VERIFY_WRITE, arg2, gidsetsize * 2, 0); |
4728 |
if (!target_grouplist)
|
4729 |
goto efault;
|
4730 |
for(i = 0;i < gidsetsize; i++) |
4731 |
target_grouplist[i] = tswap16(grouplist[i]); |
4732 |
unlock_user(target_grouplist, arg2, gidsetsize * 2);
|
4733 |
} |
4734 |
} |
4735 |
break;
|
4736 |
case TARGET_NR_setgroups:
|
4737 |
{ |
4738 |
int gidsetsize = arg1;
|
4739 |
uint16_t *target_grouplist; |
4740 |
gid_t *grouplist; |
4741 |
int i;
|
4742 |
|
4743 |
grouplist = alloca(gidsetsize * sizeof(gid_t));
|
4744 |
target_grouplist = lock_user(VERIFY_READ, arg2, gidsetsize * 2, 1); |
4745 |
if (!target_grouplist) {
|
4746 |
ret = -TARGET_EFAULT; |
4747 |
goto fail;
|
4748 |
} |
4749 |
for(i = 0;i < gidsetsize; i++) |
4750 |
grouplist[i] = tswap16(target_grouplist[i]); |
4751 |
unlock_user(target_grouplist, arg2, 0);
|
4752 |
ret = get_errno(setgroups(gidsetsize, grouplist)); |
4753 |
} |
4754 |
break;
|
4755 |
case TARGET_NR_fchown:
|
4756 |
ret = get_errno(fchown(arg1, low2highuid(arg2), low2highgid(arg3))); |
4757 |
break;
|
4758 |
#if defined(TARGET_NR_fchownat) && defined(__NR_fchownat)
|
4759 |
case TARGET_NR_fchownat:
|
4760 |
if (!(p = lock_user_string(arg2)))
|
4761 |
goto efault;
|
4762 |
ret = get_errno(sys_fchownat(arg1, p, low2highuid(arg3), low2highgid(arg4), arg5)); |
4763 |
unlock_user(p, arg2, 0);
|
4764 |
break;
|
4765 |
#endif
|
4766 |
#ifdef TARGET_NR_setresuid
|
4767 |
case TARGET_NR_setresuid:
|
4768 |
ret = get_errno(setresuid(low2highuid(arg1), |
4769 |
low2highuid(arg2), |
4770 |
low2highuid(arg3))); |
4771 |
break;
|
4772 |
#endif
|
4773 |
#ifdef TARGET_NR_getresuid
|
4774 |
case TARGET_NR_getresuid:
|
4775 |
{ |
4776 |
uid_t ruid, euid, suid; |
4777 |
ret = get_errno(getresuid(&ruid, &euid, &suid)); |
4778 |
if (!is_error(ret)) {
|
4779 |
tput16(arg1, tswap16(high2lowuid(ruid))); |
4780 |
tput16(arg2, tswap16(high2lowuid(euid))); |
4781 |
tput16(arg3, tswap16(high2lowuid(suid))); |
4782 |
} |
4783 |
} |
4784 |
break;
|
4785 |
#endif
|
4786 |
#ifdef TARGET_NR_getresgid
|
4787 |
case TARGET_NR_setresgid:
|
4788 |
ret = get_errno(setresgid(low2highgid(arg1), |
4789 |
low2highgid(arg2), |
4790 |
low2highgid(arg3))); |
4791 |
break;
|
4792 |
#endif
|
4793 |
#ifdef TARGET_NR_getresgid
|
4794 |
case TARGET_NR_getresgid:
|
4795 |
{ |
4796 |
gid_t rgid, egid, sgid; |
4797 |
ret = get_errno(getresgid(&rgid, &egid, &sgid)); |
4798 |
if (!is_error(ret)) {
|
4799 |
tput16(arg1, tswap16(high2lowgid(rgid))); |
4800 |
tput16(arg2, tswap16(high2lowgid(egid))); |
4801 |
tput16(arg3, tswap16(high2lowgid(sgid))); |
4802 |
} |
4803 |
} |
4804 |
break;
|
4805 |
#endif
|
4806 |
case TARGET_NR_chown:
|
4807 |
if (!(p = lock_user_string(arg1)))
|
4808 |
goto efault;
|
4809 |
ret = get_errno(chown(p, low2highuid(arg2), low2highgid(arg3))); |
4810 |
unlock_user(p, arg1, 0);
|
4811 |
break;
|
4812 |
case TARGET_NR_setuid:
|
4813 |
ret = get_errno(setuid(low2highuid(arg1))); |
4814 |
break;
|
4815 |
case TARGET_NR_setgid:
|
4816 |
ret = get_errno(setgid(low2highgid(arg1))); |
4817 |
break;
|
4818 |
case TARGET_NR_setfsuid:
|
4819 |
ret = get_errno(setfsuid(arg1)); |
4820 |
break;
|
4821 |
case TARGET_NR_setfsgid:
|
4822 |
ret = get_errno(setfsgid(arg1)); |
4823 |
break;
|
4824 |
#endif /* USE_UID16 */ |
4825 |
|
4826 |
#ifdef TARGET_NR_lchown32
|
4827 |
case TARGET_NR_lchown32:
|
4828 |
if (!(p = lock_user_string(arg1)))
|
4829 |
goto efault;
|
4830 |
ret = get_errno(lchown(p, arg2, arg3)); |
4831 |
unlock_user(p, arg1, 0);
|
4832 |
break;
|
4833 |
#endif
|
4834 |
#ifdef TARGET_NR_getuid32
|
4835 |
case TARGET_NR_getuid32:
|
4836 |
ret = get_errno(getuid()); |
4837 |
break;
|
4838 |
#endif
|
4839 |
#ifdef TARGET_NR_getgid32
|
4840 |
case TARGET_NR_getgid32:
|
4841 |
ret = get_errno(getgid()); |
4842 |
break;
|
4843 |
#endif
|
4844 |
#ifdef TARGET_NR_geteuid32
|
4845 |
case TARGET_NR_geteuid32:
|
4846 |
ret = get_errno(geteuid()); |
4847 |
break;
|
4848 |
#endif
|
4849 |
#ifdef TARGET_NR_getegid32
|
4850 |
case TARGET_NR_getegid32:
|
4851 |
ret = get_errno(getegid()); |
4852 |
break;
|
4853 |
#endif
|
4854 |
#ifdef TARGET_NR_setreuid32
|
4855 |
case TARGET_NR_setreuid32:
|
4856 |
ret = get_errno(setreuid(arg1, arg2)); |
4857 |
break;
|
4858 |
#endif
|
4859 |
#ifdef TARGET_NR_setregid32
|
4860 |
case TARGET_NR_setregid32:
|
4861 |
ret = get_errno(setregid(arg1, arg2)); |
4862 |
break;
|
4863 |
#endif
|
4864 |
#ifdef TARGET_NR_getgroups32
|
4865 |
case TARGET_NR_getgroups32:
|
4866 |
{ |
4867 |
int gidsetsize = arg1;
|
4868 |
uint32_t *target_grouplist; |
4869 |
gid_t *grouplist; |
4870 |
int i;
|
4871 |
|
4872 |
grouplist = alloca(gidsetsize * sizeof(gid_t));
|
4873 |
ret = get_errno(getgroups(gidsetsize, grouplist)); |
4874 |
if (!is_error(ret)) {
|
4875 |
target_grouplist = lock_user(VERIFY_WRITE, arg2, gidsetsize * 4, 0); |
4876 |
if (!target_grouplist) {
|
4877 |
ret = -TARGET_EFAULT; |
4878 |
goto fail;
|
4879 |
} |
4880 |
for(i = 0;i < gidsetsize; i++) |
4881 |
target_grouplist[i] = tswap32(grouplist[i]); |
4882 |
unlock_user(target_grouplist, arg2, gidsetsize * 4);
|
4883 |
} |
4884 |
} |
4885 |
break;
|
4886 |
#endif
|
4887 |
#ifdef TARGET_NR_setgroups32
|
4888 |
case TARGET_NR_setgroups32:
|
4889 |
{ |
4890 |
int gidsetsize = arg1;
|
4891 |
uint32_t *target_grouplist; |
4892 |
gid_t *grouplist; |
4893 |
int i;
|
4894 |
|
4895 |
grouplist = alloca(gidsetsize * sizeof(gid_t));
|
4896 |
target_grouplist = lock_user(VERIFY_READ, arg2, gidsetsize * 4, 1); |
4897 |
if (!target_grouplist) {
|
4898 |
ret = -TARGET_EFAULT; |
4899 |
goto fail;
|
4900 |
} |
4901 |
for(i = 0;i < gidsetsize; i++) |
4902 |
grouplist[i] = tswap32(target_grouplist[i]); |
4903 |
unlock_user(target_grouplist, arg2, 0);
|
4904 |
ret = get_errno(setgroups(gidsetsize, grouplist)); |
4905 |
} |
4906 |
break;
|
4907 |
#endif
|
4908 |
#ifdef TARGET_NR_fchown32
|
4909 |
case TARGET_NR_fchown32:
|
4910 |
ret = get_errno(fchown(arg1, arg2, arg3)); |
4911 |
break;
|
4912 |
#endif
|
4913 |
#ifdef TARGET_NR_setresuid32
|
4914 |
case TARGET_NR_setresuid32:
|
4915 |
ret = get_errno(setresuid(arg1, arg2, arg3)); |
4916 |
break;
|
4917 |
#endif
|
4918 |
#ifdef TARGET_NR_getresuid32
|
4919 |
case TARGET_NR_getresuid32:
|
4920 |
{ |
4921 |
uid_t ruid, euid, suid; |
4922 |
ret = get_errno(getresuid(&ruid, &euid, &suid)); |
4923 |
if (!is_error(ret)) {
|
4924 |
tput32(arg1, tswap32(ruid)); |
4925 |
tput32(arg2, tswap32(euid)); |
4926 |
tput32(arg3, tswap32(suid)); |
4927 |
} |
4928 |
} |
4929 |
break;
|
4930 |
#endif
|
4931 |
#ifdef TARGET_NR_setresgid32
|
4932 |
case TARGET_NR_setresgid32:
|
4933 |
ret = get_errno(setresgid(arg1, arg2, arg3)); |
4934 |
break;
|
4935 |
#endif
|
4936 |
#ifdef TARGET_NR_getresgid32
|
4937 |
case TARGET_NR_getresgid32:
|
4938 |
{ |
4939 |
gid_t rgid, egid, sgid; |
4940 |
ret = get_errno(getresgid(&rgid, &egid, &sgid)); |
4941 |
if (!is_error(ret)) {
|
4942 |
tput32(arg1, tswap32(rgid)); |
4943 |
tput32(arg2, tswap32(egid)); |
4944 |
tput32(arg3, tswap32(sgid)); |
4945 |
} |
4946 |
} |
4947 |
break;
|
4948 |
#endif
|
4949 |
#ifdef TARGET_NR_chown32
|
4950 |
case TARGET_NR_chown32:
|
4951 |
if (!(p = lock_user_string(arg1)))
|
4952 |
goto efault;
|
4953 |
ret = get_errno(chown(p, arg2, arg3)); |
4954 |
unlock_user(p, arg1, 0);
|
4955 |
break;
|
4956 |
#endif
|
4957 |
#ifdef TARGET_NR_setuid32
|
4958 |
case TARGET_NR_setuid32:
|
4959 |
ret = get_errno(setuid(arg1)); |
4960 |
break;
|
4961 |
#endif
|
4962 |
#ifdef TARGET_NR_setgid32
|
4963 |
case TARGET_NR_setgid32:
|
4964 |
ret = get_errno(setgid(arg1)); |
4965 |
break;
|
4966 |
#endif
|
4967 |
#ifdef TARGET_NR_setfsuid32
|
4968 |
case TARGET_NR_setfsuid32:
|
4969 |
ret = get_errno(setfsuid(arg1)); |
4970 |
break;
|
4971 |
#endif
|
4972 |
#ifdef TARGET_NR_setfsgid32
|
4973 |
case TARGET_NR_setfsgid32:
|
4974 |
ret = get_errno(setfsgid(arg1)); |
4975 |
break;
|
4976 |
#endif
|
4977 |
|
4978 |
case TARGET_NR_pivot_root:
|
4979 |
goto unimplemented;
|
4980 |
#ifdef TARGET_NR_mincore
|
4981 |
case TARGET_NR_mincore:
|
4982 |
goto unimplemented;
|
4983 |
#endif
|
4984 |
#ifdef TARGET_NR_madvise
|
4985 |
case TARGET_NR_madvise:
|
4986 |
/* A straight passthrough may not be safe because qemu sometimes
|
4987 |
turns private flie-backed mappings into anonymous mappings.
|
4988 |
This will break MADV_DONTNEED.
|
4989 |
This is a hint, so ignoring and returning success is ok. */
|
4990 |
ret = get_errno(0);
|
4991 |
break;
|
4992 |
#endif
|
4993 |
#if TARGET_ABI_BITS == 32 |
4994 |
case TARGET_NR_fcntl64:
|
4995 |
{ |
4996 |
int cmd;
|
4997 |
struct flock64 fl;
|
4998 |
struct target_flock64 *target_fl;
|
4999 |
#ifdef TARGET_ARM
|
5000 |
struct target_eabi_flock64 *target_efl;
|
5001 |
#endif
|
5002 |
|
5003 |
switch(arg2){
|
5004 |
case TARGET_F_GETLK64:
|
5005 |
cmd = F_GETLK64; |
5006 |
break;
|
5007 |
case TARGET_F_SETLK64:
|
5008 |
cmd = F_SETLK64; |
5009 |
break;
|
5010 |
case TARGET_F_SETLKW64:
|
5011 |
cmd = F_SETLK64; |
5012 |
break;
|
5013 |
default:
|
5014 |
cmd = arg2; |
5015 |
break;
|
5016 |
} |
5017 |
|
5018 |
switch(arg2) {
|
5019 |
case TARGET_F_GETLK64:
|
5020 |
#ifdef TARGET_ARM
|
5021 |
if (((CPUARMState *)cpu_env)->eabi) {
|
5022 |
if (!lock_user_struct(VERIFY_READ, target_efl, arg3, 1)) |
5023 |
goto efault;
|
5024 |
fl.l_type = tswap16(target_efl->l_type); |
5025 |
fl.l_whence = tswap16(target_efl->l_whence); |
5026 |
fl.l_start = tswap64(target_efl->l_start); |
5027 |
fl.l_len = tswap64(target_efl->l_len); |
5028 |
fl.l_pid = tswapl(target_efl->l_pid); |
5029 |
unlock_user_struct(target_efl, arg3, 0);
|
5030 |
} else
|
5031 |
#endif
|
5032 |
{ |
5033 |
if (!lock_user_struct(VERIFY_READ, target_fl, arg3, 1)) |
5034 |
goto efault;
|
5035 |
fl.l_type = tswap16(target_fl->l_type); |
5036 |
fl.l_whence = tswap16(target_fl->l_whence); |
5037 |
fl.l_start = tswap64(target_fl->l_start); |
5038 |
fl.l_len = tswap64(target_fl->l_len); |
5039 |
fl.l_pid = tswapl(target_fl->l_pid); |
5040 |
unlock_user_struct(target_fl, arg3, 0);
|
5041 |
} |
5042 |
ret = get_errno(fcntl(arg1, cmd, &fl)); |
5043 |
if (ret == 0) { |
5044 |
#ifdef TARGET_ARM
|
5045 |
if (((CPUARMState *)cpu_env)->eabi) {
|
5046 |
if (!lock_user_struct(VERIFY_WRITE, target_efl, arg3, 0)) |
5047 |
goto efault;
|
5048 |
target_efl->l_type = tswap16(fl.l_type); |
5049 |
target_efl->l_whence = tswap16(fl.l_whence); |
5050 |
target_efl->l_start = tswap64(fl.l_start); |
5051 |
target_efl->l_len = tswap64(fl.l_len); |
5052 |
target_efl->l_pid = tswapl(fl.l_pid); |
5053 |
unlock_user_struct(target_efl, arg3, 1);
|
5054 |
} else
|
5055 |
#endif
|
5056 |
{ |
5057 |
if (!lock_user_struct(VERIFY_WRITE, target_fl, arg3, 0)) |
5058 |
goto efault;
|
5059 |
target_fl->l_type = tswap16(fl.l_type); |
5060 |
target_fl->l_whence = tswap16(fl.l_whence); |
5061 |
target_fl->l_start = tswap64(fl.l_start); |
5062 |
target_fl->l_len = tswap64(fl.l_len); |
5063 |
target_fl->l_pid = tswapl(fl.l_pid); |
5064 |
unlock_user_struct(target_fl, arg3, 1);
|
5065 |
} |
5066 |
} |
5067 |
break;
|
5068 |
|
5069 |
case TARGET_F_SETLK64:
|
5070 |
case TARGET_F_SETLKW64:
|
5071 |
#ifdef TARGET_ARM
|
5072 |
if (((CPUARMState *)cpu_env)->eabi) {
|
5073 |
if (!lock_user_struct(VERIFY_READ, target_efl, arg3, 1)) |
5074 |
goto efault;
|
5075 |
fl.l_type = tswap16(target_efl->l_type); |
5076 |
fl.l_whence = tswap16(target_efl->l_whence); |
5077 |
fl.l_start = tswap64(target_efl->l_start); |
5078 |
fl.l_len = tswap64(target_efl->l_len); |
5079 |
fl.l_pid = tswapl(target_efl->l_pid); |
5080 |
unlock_user_struct(target_efl, arg3, 0);
|
5081 |
} else
|
5082 |
#endif
|
5083 |
{ |
5084 |
if (!lock_user_struct(VERIFY_READ, target_fl, arg3, 1)) |
5085 |
goto efault;
|
5086 |
fl.l_type = tswap16(target_fl->l_type); |
5087 |
fl.l_whence = tswap16(target_fl->l_whence); |
5088 |
fl.l_start = tswap64(target_fl->l_start); |
5089 |
fl.l_len = tswap64(target_fl->l_len); |
5090 |
fl.l_pid = tswapl(target_fl->l_pid); |
5091 |
unlock_user_struct(target_fl, arg3, 0);
|
5092 |
} |
5093 |
ret = get_errno(fcntl(arg1, cmd, &fl)); |
5094 |
break;
|
5095 |
default:
|
5096 |
ret = do_fcntl(arg1, cmd, arg3); |
5097 |
break;
|
5098 |
} |
5099 |
break;
|
5100 |
} |
5101 |
#endif
|
5102 |
#ifdef TARGET_NR_cacheflush
|
5103 |
case TARGET_NR_cacheflush:
|
5104 |
/* self-modifying code is handled automatically, so nothing needed */
|
5105 |
ret = 0;
|
5106 |
break;
|
5107 |
#endif
|
5108 |
#ifdef TARGET_NR_security
|
5109 |
case TARGET_NR_security:
|
5110 |
goto unimplemented;
|
5111 |
#endif
|
5112 |
#ifdef TARGET_NR_getpagesize
|
5113 |
case TARGET_NR_getpagesize:
|
5114 |
ret = TARGET_PAGE_SIZE; |
5115 |
break;
|
5116 |
#endif
|
5117 |
case TARGET_NR_gettid:
|
5118 |
ret = get_errno(gettid()); |
5119 |
break;
|
5120 |
#ifdef TARGET_NR_readahead
|
5121 |
case TARGET_NR_readahead:
|
5122 |
goto unimplemented;
|
5123 |
#endif
|
5124 |
#ifdef TARGET_NR_setxattr
|
5125 |
case TARGET_NR_setxattr:
|
5126 |
case TARGET_NR_lsetxattr:
|
5127 |
case TARGET_NR_fsetxattr:
|
5128 |
case TARGET_NR_getxattr:
|
5129 |
case TARGET_NR_lgetxattr:
|
5130 |
case TARGET_NR_fgetxattr:
|
5131 |
case TARGET_NR_listxattr:
|
5132 |
case TARGET_NR_llistxattr:
|
5133 |
case TARGET_NR_flistxattr:
|
5134 |
case TARGET_NR_removexattr:
|
5135 |
case TARGET_NR_lremovexattr:
|
5136 |
case TARGET_NR_fremovexattr:
|
5137 |
goto unimplemented_nowarn;
|
5138 |
#endif
|
5139 |
#ifdef TARGET_NR_set_thread_area
|
5140 |
case TARGET_NR_set_thread_area:
|
5141 |
#ifdef TARGET_MIPS
|
5142 |
((CPUMIPSState *) cpu_env)->tls_value = arg1; |
5143 |
ret = 0;
|
5144 |
break;
|
5145 |
#else
|
5146 |
goto unimplemented_nowarn;
|
5147 |
#endif
|
5148 |
#endif
|
5149 |
#ifdef TARGET_NR_get_thread_area
|
5150 |
case TARGET_NR_get_thread_area:
|
5151 |
goto unimplemented_nowarn;
|
5152 |
#endif
|
5153 |
#ifdef TARGET_NR_getdomainname
|
5154 |
case TARGET_NR_getdomainname:
|
5155 |
goto unimplemented_nowarn;
|
5156 |
#endif
|
5157 |
|
5158 |
#ifdef TARGET_NR_clock_gettime
|
5159 |
case TARGET_NR_clock_gettime:
|
5160 |
{ |
5161 |
struct timespec ts;
|
5162 |
ret = get_errno(clock_gettime(arg1, &ts)); |
5163 |
if (!is_error(ret)) {
|
5164 |
host_to_target_timespec(arg2, &ts); |
5165 |
} |
5166 |
break;
|
5167 |
} |
5168 |
#endif
|
5169 |
#ifdef TARGET_NR_clock_getres
|
5170 |
case TARGET_NR_clock_getres:
|
5171 |
{ |
5172 |
struct timespec ts;
|
5173 |
ret = get_errno(clock_getres(arg1, &ts)); |
5174 |
if (!is_error(ret)) {
|
5175 |
host_to_target_timespec(arg2, &ts); |
5176 |
} |
5177 |
break;
|
5178 |
} |
5179 |
#endif
|
5180 |
|
5181 |
#if defined(TARGET_NR_set_tid_address) && defined(__NR_set_tid_address)
|
5182 |
case TARGET_NR_set_tid_address:
|
5183 |
ret = get_errno(set_tid_address((int *)g2h(arg1)));
|
5184 |
break;
|
5185 |
#endif
|
5186 |
|
5187 |
#if defined(TARGET_NR_tkill) && defined(__NR_tkill)
|
5188 |
case TARGET_NR_tkill:
|
5189 |
ret = get_errno(sys_tkill((int)arg1, (int)arg2)); |
5190 |
break;
|
5191 |
#endif
|
5192 |
|
5193 |
#if defined(TARGET_NR_tgkill) && defined(__NR_tgkill)
|
5194 |
case TARGET_NR_tgkill:
|
5195 |
ret = get_errno(sys_tgkill((int)arg1, (int)arg2, (int)arg3)); |
5196 |
break;
|
5197 |
#endif
|
5198 |
|
5199 |
#ifdef TARGET_NR_set_robust_list
|
5200 |
case TARGET_NR_set_robust_list:
|
5201 |
goto unimplemented_nowarn;
|
5202 |
#endif
|
5203 |
|
5204 |
#if defined(TARGET_NR_utimensat) && defined(__NR_utimensat)
|
5205 |
case TARGET_NR_utimensat:
|
5206 |
{ |
5207 |
struct timespec ts[2]; |
5208 |
target_to_host_timespec(ts, arg3); |
5209 |
target_to_host_timespec(ts+1, arg3+sizeof(struct target_timespec)); |
5210 |
if (!arg2)
|
5211 |
ret = get_errno(sys_utimensat(arg1, NULL, ts, arg4));
|
5212 |
else {
|
5213 |
if (!(p = lock_user_string(arg2))) {
|
5214 |
ret = -TARGET_EFAULT; |
5215 |
goto fail;
|
5216 |
} |
5217 |
ret = get_errno(sys_utimensat(arg1, path(p), ts, arg4)); |
5218 |
unlock_user(p, arg2, 0);
|
5219 |
} |
5220 |
} |
5221 |
break;
|
5222 |
#endif
|
5223 |
|
5224 |
default:
|
5225 |
unimplemented:
|
5226 |
gemu_log("qemu: Unsupported syscall: %d\n", num);
|
5227 |
#if defined(TARGET_NR_setxattr) || defined(TARGET_NR_get_thread_area) || defined(TARGET_NR_getdomainname) || defined(TARGET_NR_set_robust_list)
|
5228 |
unimplemented_nowarn:
|
5229 |
#endif
|
5230 |
ret = -TARGET_ENOSYS; |
5231 |
break;
|
5232 |
} |
5233 |
fail:
|
5234 |
#ifdef DEBUG
|
5235 |
gemu_log(" = %ld\n", ret);
|
5236 |
#endif
|
5237 |
if(do_strace)
|
5238 |
print_syscall_ret(num, ret); |
5239 |
return ret;
|
5240 |
efault:
|
5241 |
ret = -TARGET_EFAULT; |
5242 |
goto fail;
|
5243 |
} |