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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/wait.h> |
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#include <sys/time.h> |
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#include <sys/stat.h> |
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#include <sys/mount.h> |
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#include <sys/resource.h> |
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#include <sys/mman.h> |
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#include <sys/swap.h> |
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#include <signal.h> |
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#include <sched.h> |
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#include <sys/socket.h> |
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#include <sys/uio.h> |
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#include <sys/poll.h> |
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#include <sys/times.h> |
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#include <sys/shm.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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/* 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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#if defined(__powerpc__)
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#undef __syscall_nr
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#undef __sc_loadargs_0
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#undef __sc_loadargs_1
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#undef __sc_loadargs_2
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#undef __sc_loadargs_3
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#undef __sc_loadargs_4
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#undef __sc_loadargs_5
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#undef __sc_asm_input_0
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#undef __sc_asm_input_1
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#undef __sc_asm_input_2
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#undef __sc_asm_input_3
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#undef __sc_asm_input_4
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#undef __sc_asm_input_5
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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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/* need to redefine syscalls as Linux kernel defines are incorrect for
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the clobber list */
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/* On powerpc a system call basically clobbers the same registers like a
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* function call, with the exception of LR (which is needed for the
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* "sc; bnslr" sequence) and CR (where only CR0.SO is clobbered to signal
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* an error return status).
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*/
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#define __syscall_nr(nr, type, name, args...) \
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unsigned long __sc_ret, __sc_err; \ |
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{ \ |
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register unsigned long __sc_0 __asm__ ("r0"); \ |
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register unsigned long __sc_3 __asm__ ("r3"); \ |
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register unsigned long __sc_4 __asm__ ("r4"); \ |
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register unsigned long __sc_5 __asm__ ("r5"); \ |
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register unsigned long __sc_6 __asm__ ("r6"); \ |
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register unsigned long __sc_7 __asm__ ("r7"); \ |
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\ |
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__sc_loadargs_##nr(name, args); \ |
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__asm__ __volatile__ \ |
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("sc \n\t" \
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"mfcr %0 " \
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: "=&r" (__sc_0), \
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"=&r" (__sc_3), "=&r" (__sc_4), \ |
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"=&r" (__sc_5), "=&r" (__sc_6), \ |
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"=&r" (__sc_7) \
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: __sc_asm_input_##nr \ |
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: "cr0", "ctr", "memory", \ |
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"r8", "r9", "r10","r11", "r12"); \ |
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__sc_ret = __sc_3; \ |
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__sc_err = __sc_0; \ |
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} \ |
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if (__sc_err & 0x10000000) \ |
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{ \ |
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errno = __sc_ret; \ |
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__sc_ret = -1; \
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} \ |
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return (type) __sc_ret
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#define __sc_loadargs_0(name, dummy...) \
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__sc_0 = __NR_##name |
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#define __sc_loadargs_1(name, arg1) \
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__sc_loadargs_0(name); \ |
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__sc_3 = (unsigned long) (arg1) |
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#define __sc_loadargs_2(name, arg1, arg2) \
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__sc_loadargs_1(name, arg1); \ |
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__sc_4 = (unsigned long) (arg2) |
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#define __sc_loadargs_3(name, arg1, arg2, arg3) \
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__sc_loadargs_2(name, arg1, arg2); \ |
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__sc_5 = (unsigned long) (arg3) |
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#define __sc_loadargs_4(name, arg1, arg2, arg3, arg4) \
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__sc_loadargs_3(name, arg1, arg2, arg3); \ |
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__sc_6 = (unsigned long) (arg4) |
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#define __sc_loadargs_5(name, arg1, arg2, arg3, arg4, arg5) \
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__sc_loadargs_4(name, arg1, arg2, arg3, arg4); \ |
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__sc_7 = (unsigned long) (arg5) |
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#define __sc_asm_input_0 "0" (__sc_0) |
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#define __sc_asm_input_1 __sc_asm_input_0, "1" (__sc_3) |
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#define __sc_asm_input_2 __sc_asm_input_1, "2" (__sc_4) |
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#define __sc_asm_input_3 __sc_asm_input_2, "3" (__sc_5) |
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#define __sc_asm_input_4 __sc_asm_input_3, "4" (__sc_6) |
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#define __sc_asm_input_5 __sc_asm_input_4, "5" (__sc_7) |
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#define _syscall0(type,name) \
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type name(void) \
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{ \ |
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__syscall_nr(0, type, 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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__syscall_nr(1, type, 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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__syscall_nr(2, type, 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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__syscall_nr(3, type, 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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__syscall_nr(4, type, 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,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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__syscall_nr(5, type, name, arg1, arg2, arg3, arg4, arg5); \
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} |
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#endif
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#define __NR_sys_uname __NR_uname
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#define __NR_sys_getcwd1 __NR_getcwd
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#define __NR_sys_statfs __NR_statfs
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#define __NR_sys_fstatfs __NR_fstatfs
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#define __NR_sys_getdents __NR_getdents
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#define __NR_sys_getdents64 __NR_getdents64
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#define __NR_sys_rt_sigqueueinfo __NR_rt_sigqueueinfo
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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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static int gettid(void) { |
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return -ENOSYS;
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} |
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#endif
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_syscall1(int,sys_uname,struct new_utsname *,buf) |
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_syscall2(int,sys_getcwd1,char *,buf,size_t,size) |
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_syscall3(int, sys_getdents, uint, fd, struct dirent *, dirp, uint, count); |
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_syscall3(int, sys_getdents64, uint, fd, struct dirent64 *, dirp, uint, count); |
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_syscall5(int, _llseek, uint, fd, ulong, hi, ulong, lo,
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loff_t *, res, uint, wh); |
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_syscall2(int,sys_statfs,const char *,path,struct kernel_statfs *,buf) |
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_syscall2(int,sys_fstatfs,int,fd,struct kernel_statfs *,buf) |
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_syscall3(int,sys_rt_sigqueueinfo,int,pid,int,sig,siginfo_t *,uinfo) |
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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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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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static inline long get_errno(long ret) |
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{ |
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if (ret == -1) |
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return -errno;
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else
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return ret;
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} |
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static inline int is_error(long ret) |
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{ |
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return (unsigned long)ret >= (unsigned long)(-4096); |
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} |
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static char *target_brk; |
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static char *target_original_brk; |
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void target_set_brk(char *new_brk) |
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{ |
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target_brk = new_brk; |
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target_original_brk = new_brk; |
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} |
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static long do_brk(char *new_brk) |
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{ |
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char *brk_page;
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long mapped_addr;
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int new_alloc_size;
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if (!new_brk)
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return (long)target_brk; |
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if (new_brk < target_original_brk)
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return -ENOMEM;
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brk_page = (char *)HOST_PAGE_ALIGN((unsigned long)target_brk); |
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/* If the new brk is less than this, set it and we're done... */
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if (new_brk < brk_page) {
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target_brk = new_brk; |
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return (long)target_brk; |
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} |
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/* We need to allocate more memory after the brk... */
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new_alloc_size = HOST_PAGE_ALIGN(new_brk - brk_page + 1);
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mapped_addr = get_errno(target_mmap((unsigned long)brk_page, new_alloc_size, |
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PROT_READ|PROT_WRITE, |
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MAP_ANON|MAP_FIXED|MAP_PRIVATE, 0, 0)); |
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if (is_error(mapped_addr)) {
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return mapped_addr;
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} else {
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target_brk = new_brk; |
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return (long)target_brk; |
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} |
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} |
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static inline fd_set *target_to_host_fds(fd_set *fds, |
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target_long *target_fds, int n)
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{ |
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#if !defined(BSWAP_NEEDED) && !defined(WORDS_BIGENDIAN)
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return (fd_set *)target_fds;
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#else
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int i, b;
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if (target_fds) {
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FD_ZERO(fds); |
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for(i = 0;i < n; i++) { |
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b = (tswapl(target_fds[i / TARGET_LONG_BITS]) >> |
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(i & (TARGET_LONG_BITS - 1))) & 1; |
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if (b)
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FD_SET(i, fds); |
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} |
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return fds;
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} else {
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return NULL; |
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} |
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#endif
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} |
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static inline void host_to_target_fds(target_long *target_fds, |
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fd_set *fds, int n)
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{ |
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#if !defined(BSWAP_NEEDED) && !defined(WORDS_BIGENDIAN)
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/* nothing to do */
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#else
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int i, nw, j, k;
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target_long v; |
329 |
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if (target_fds) {
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nw = (n + TARGET_LONG_BITS - 1) / TARGET_LONG_BITS;
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k = 0;
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for(i = 0;i < nw; i++) { |
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v = 0;
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for(j = 0; j < TARGET_LONG_BITS; j++) { |
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v |= ((FD_ISSET(k, fds) != 0) << j);
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k++; |
338 |
} |
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target_fds[i] = tswapl(v); |
340 |
} |
341 |
} |
342 |
#endif
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} |
344 |
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#if defined(__alpha__)
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#define HOST_HZ 1024 |
347 |
#else
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#define HOST_HZ 100 |
349 |
#endif
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static inline long host_to_target_clock_t(long ticks) |
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{ |
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#if HOST_HZ == TARGET_HZ
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return ticks;
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#else
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return ((int64_t)ticks * TARGET_HZ) / HOST_HZ;
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#endif
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} |
359 |
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360 |
static inline void host_to_target_rusage(struct target_rusage *target_rusage, |
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const struct rusage *rusage) |
362 |
{ |
363 |
target_rusage->ru_utime.tv_sec = tswapl(rusage->ru_utime.tv_sec); |
364 |
target_rusage->ru_utime.tv_usec = tswapl(rusage->ru_utime.tv_usec); |
365 |
target_rusage->ru_stime.tv_sec = tswapl(rusage->ru_stime.tv_sec); |
366 |
target_rusage->ru_stime.tv_usec = tswapl(rusage->ru_stime.tv_usec); |
367 |
target_rusage->ru_maxrss = tswapl(rusage->ru_maxrss); |
368 |
target_rusage->ru_ixrss = tswapl(rusage->ru_ixrss); |
369 |
target_rusage->ru_idrss = tswapl(rusage->ru_idrss); |
370 |
target_rusage->ru_isrss = tswapl(rusage->ru_isrss); |
371 |
target_rusage->ru_minflt = tswapl(rusage->ru_minflt); |
372 |
target_rusage->ru_majflt = tswapl(rusage->ru_majflt); |
373 |
target_rusage->ru_nswap = tswapl(rusage->ru_nswap); |
374 |
target_rusage->ru_inblock = tswapl(rusage->ru_inblock); |
375 |
target_rusage->ru_oublock = tswapl(rusage->ru_oublock); |
376 |
target_rusage->ru_msgsnd = tswapl(rusage->ru_msgsnd); |
377 |
target_rusage->ru_msgrcv = tswapl(rusage->ru_msgrcv); |
378 |
target_rusage->ru_nsignals = tswapl(rusage->ru_nsignals); |
379 |
target_rusage->ru_nvcsw = tswapl(rusage->ru_nvcsw); |
380 |
target_rusage->ru_nivcsw = tswapl(rusage->ru_nivcsw); |
381 |
} |
382 |
|
383 |
static inline void target_to_host_timeval(struct timeval *tv, |
384 |
const struct target_timeval *target_tv) |
385 |
{ |
386 |
tv->tv_sec = tswapl(target_tv->tv_sec); |
387 |
tv->tv_usec = tswapl(target_tv->tv_usec); |
388 |
} |
389 |
|
390 |
static inline void host_to_target_timeval(struct target_timeval *target_tv, |
391 |
const struct timeval *tv) |
392 |
{ |
393 |
target_tv->tv_sec = tswapl(tv->tv_sec); |
394 |
target_tv->tv_usec = tswapl(tv->tv_usec); |
395 |
} |
396 |
|
397 |
|
398 |
static long do_select(long n, |
399 |
target_long *target_rfds, target_long *target_wfds, |
400 |
target_long *target_efds, struct target_timeval *target_tv)
|
401 |
{ |
402 |
fd_set rfds, wfds, efds; |
403 |
fd_set *rfds_ptr, *wfds_ptr, *efds_ptr; |
404 |
struct timeval tv, *tv_ptr;
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long ret;
|
406 |
|
407 |
rfds_ptr = target_to_host_fds(&rfds, target_rfds, n); |
408 |
wfds_ptr = target_to_host_fds(&wfds, target_wfds, n); |
409 |
efds_ptr = target_to_host_fds(&efds, target_efds, n); |
410 |
|
411 |
if (target_tv) {
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target_to_host_timeval(&tv, target_tv); |
413 |
tv_ptr = &tv; |
414 |
} else {
|
415 |
tv_ptr = NULL;
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} |
417 |
ret = get_errno(select(n, rfds_ptr, wfds_ptr, efds_ptr, tv_ptr)); |
418 |
if (!is_error(ret)) {
|
419 |
host_to_target_fds(target_rfds, rfds_ptr, n); |
420 |
host_to_target_fds(target_wfds, wfds_ptr, n); |
421 |
host_to_target_fds(target_efds, efds_ptr, n); |
422 |
|
423 |
if (target_tv) {
|
424 |
host_to_target_timeval(target_tv, &tv); |
425 |
} |
426 |
} |
427 |
return ret;
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428 |
} |
429 |
|
430 |
static inline void target_to_host_sockaddr(struct sockaddr *addr, |
431 |
struct target_sockaddr *target_addr,
|
432 |
socklen_t len) |
433 |
{ |
434 |
memcpy(addr, target_addr, len); |
435 |
addr->sa_family = tswap16(target_addr->sa_family); |
436 |
} |
437 |
|
438 |
static inline void host_to_target_sockaddr(struct target_sockaddr *target_addr, |
439 |
struct sockaddr *addr,
|
440 |
socklen_t len) |
441 |
{ |
442 |
memcpy(target_addr, addr, len); |
443 |
target_addr->sa_family = tswap16(addr->sa_family); |
444 |
} |
445 |
|
446 |
static inline void target_to_host_cmsg(struct msghdr *msgh, |
447 |
struct target_msghdr *target_msgh)
|
448 |
{ |
449 |
struct cmsghdr *cmsg = CMSG_FIRSTHDR(msgh);
|
450 |
struct target_cmsghdr *target_cmsg = TARGET_CMSG_FIRSTHDR(target_msgh);
|
451 |
socklen_t space = 0;
|
452 |
|
453 |
while (cmsg && target_cmsg) {
|
454 |
void *data = CMSG_DATA(cmsg);
|
455 |
void *target_data = TARGET_CMSG_DATA(target_cmsg);
|
456 |
|
457 |
int len = tswapl(target_cmsg->cmsg_len)
|
458 |
- TARGET_CMSG_ALIGN(sizeof (struct target_cmsghdr)); |
459 |
|
460 |
space += CMSG_SPACE(len); |
461 |
if (space > msgh->msg_controllen) {
|
462 |
space -= CMSG_SPACE(len); |
463 |
gemu_log("Host cmsg overflow");
|
464 |
break;
|
465 |
} |
466 |
|
467 |
cmsg->cmsg_level = tswap32(target_cmsg->cmsg_level); |
468 |
cmsg->cmsg_type = tswap32(target_cmsg->cmsg_type); |
469 |
cmsg->cmsg_len = CMSG_LEN(len); |
470 |
|
471 |
if (cmsg->cmsg_level != SOL_SOCKET || cmsg->cmsg_type != SCM_RIGHTS) {
|
472 |
gemu_log("Unsupported ancillary data: %d/%d\n", cmsg->cmsg_level, cmsg->cmsg_type);
|
473 |
memcpy(data, target_data, len); |
474 |
} else {
|
475 |
int *fd = (int *)data; |
476 |
int *target_fd = (int *)target_data; |
477 |
int i, numfds = len / sizeof(int); |
478 |
|
479 |
for (i = 0; i < numfds; i++) |
480 |
fd[i] = tswap32(target_fd[i]); |
481 |
} |
482 |
|
483 |
cmsg = CMSG_NXTHDR(msgh, cmsg); |
484 |
target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg); |
485 |
} |
486 |
|
487 |
msgh->msg_controllen = space; |
488 |
} |
489 |
|
490 |
static inline void host_to_target_cmsg(struct target_msghdr *target_msgh, |
491 |
struct msghdr *msgh)
|
492 |
{ |
493 |
struct cmsghdr *cmsg = CMSG_FIRSTHDR(msgh);
|
494 |
struct target_cmsghdr *target_cmsg = TARGET_CMSG_FIRSTHDR(target_msgh);
|
495 |
socklen_t space = 0;
|
496 |
|
497 |
while (cmsg && target_cmsg) {
|
498 |
void *data = CMSG_DATA(cmsg);
|
499 |
void *target_data = TARGET_CMSG_DATA(target_cmsg);
|
500 |
|
501 |
int len = cmsg->cmsg_len - CMSG_ALIGN(sizeof (struct cmsghdr)); |
502 |
|
503 |
space += TARGET_CMSG_SPACE(len); |
504 |
if (space > tswapl(target_msgh->msg_controllen)) {
|
505 |
space -= TARGET_CMSG_SPACE(len); |
506 |
gemu_log("Target cmsg overflow");
|
507 |
break;
|
508 |
} |
509 |
|
510 |
target_cmsg->cmsg_level = tswap32(cmsg->cmsg_level); |
511 |
target_cmsg->cmsg_type = tswap32(cmsg->cmsg_type); |
512 |
target_cmsg->cmsg_len = tswapl(TARGET_CMSG_LEN(len)); |
513 |
|
514 |
if (cmsg->cmsg_level != SOL_SOCKET || cmsg->cmsg_type != SCM_RIGHTS) {
|
515 |
gemu_log("Unsupported ancillary data: %d/%d\n", cmsg->cmsg_level, cmsg->cmsg_type);
|
516 |
memcpy(target_data, data, len); |
517 |
} else {
|
518 |
int *fd = (int *)data; |
519 |
int *target_fd = (int *)target_data; |
520 |
int i, numfds = len / sizeof(int); |
521 |
|
522 |
for (i = 0; i < numfds; i++) |
523 |
target_fd[i] = tswap32(fd[i]); |
524 |
} |
525 |
|
526 |
cmsg = CMSG_NXTHDR(msgh, cmsg); |
527 |
target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg); |
528 |
} |
529 |
|
530 |
msgh->msg_controllen = tswapl(space); |
531 |
} |
532 |
|
533 |
static long do_setsockopt(int sockfd, int level, int optname, |
534 |
void *optval, socklen_t optlen)
|
535 |
{ |
536 |
int val, ret;
|
537 |
|
538 |
switch(level) {
|
539 |
case SOL_TCP:
|
540 |
/* TCP options all take an 'int' value. */
|
541 |
if (optlen < sizeof(uint32_t)) |
542 |
return -EINVAL;
|
543 |
|
544 |
if (get_user(val, (uint32_t *)optval))
|
545 |
return -EFAULT;
|
546 |
ret = get_errno(setsockopt(sockfd, level, optname, &val, sizeof(val)));
|
547 |
break;
|
548 |
case SOL_IP:
|
549 |
switch(optname) {
|
550 |
case IP_HDRINCL:
|
551 |
val = 0;
|
552 |
if (optlen >= sizeof(uint32_t)) { |
553 |
if (get_user(val, (uint32_t *)optval))
|
554 |
return -EFAULT;
|
555 |
} else if (optlen >= 1) { |
556 |
if (get_user(val, (uint8_t *)optval))
|
557 |
return -EFAULT;
|
558 |
} |
559 |
ret = get_errno(setsockopt(sockfd, level, optname, &val, sizeof(val)));
|
560 |
break;
|
561 |
default:
|
562 |
goto unimplemented;
|
563 |
} |
564 |
break;
|
565 |
case SOL_SOCKET:
|
566 |
switch (optname) {
|
567 |
/* Options with 'int' argument. */
|
568 |
case SO_DEBUG:
|
569 |
case SO_REUSEADDR:
|
570 |
case SO_TYPE:
|
571 |
case SO_ERROR:
|
572 |
case SO_DONTROUTE:
|
573 |
case SO_BROADCAST:
|
574 |
case SO_SNDBUF:
|
575 |
case SO_RCVBUF:
|
576 |
case SO_KEEPALIVE:
|
577 |
case SO_OOBINLINE:
|
578 |
case SO_NO_CHECK:
|
579 |
case SO_PRIORITY:
|
580 |
case SO_BSDCOMPAT:
|
581 |
case SO_PASSCRED:
|
582 |
case SO_TIMESTAMP:
|
583 |
case SO_RCVLOWAT:
|
584 |
case SO_RCVTIMEO:
|
585 |
case SO_SNDTIMEO:
|
586 |
if (optlen < sizeof(uint32_t)) |
587 |
return -EINVAL;
|
588 |
if (get_user(val, (uint32_t *)optval))
|
589 |
return -EFAULT;
|
590 |
ret = get_errno(setsockopt(sockfd, level, optname, &val, sizeof(val)));
|
591 |
break;
|
592 |
default:
|
593 |
goto unimplemented;
|
594 |
} |
595 |
break;
|
596 |
default:
|
597 |
unimplemented:
|
598 |
gemu_log("Unsupported setsockopt level=%d optname=%d \n", level, optname);
|
599 |
ret = -ENOSYS; |
600 |
} |
601 |
return ret;
|
602 |
} |
603 |
|
604 |
static long do_getsockopt(int sockfd, int level, int optname, |
605 |
void *optval, socklen_t *optlen)
|
606 |
{ |
607 |
int len, lv, val, ret;
|
608 |
|
609 |
switch(level) {
|
610 |
case SOL_SOCKET:
|
611 |
switch (optname) {
|
612 |
case SO_LINGER:
|
613 |
case SO_RCVTIMEO:
|
614 |
case SO_SNDTIMEO:
|
615 |
case SO_PEERCRED:
|
616 |
case SO_PEERNAME:
|
617 |
/* These don't just return a single integer */
|
618 |
goto unimplemented;
|
619 |
default:
|
620 |
if (get_user(len, optlen))
|
621 |
return -EFAULT;
|
622 |
if (len < 0) |
623 |
return -EINVAL;
|
624 |
lv = sizeof(int); |
625 |
ret = get_errno(getsockopt(sockfd, level, optname, &val, &lv)); |
626 |
if (ret < 0) |
627 |
return ret;
|
628 |
val = tswap32(val); |
629 |
if (len > lv)
|
630 |
len = lv; |
631 |
if (copy_to_user(optval, &val, len))
|
632 |
return -EFAULT;
|
633 |
if (put_user(len, optlen))
|
634 |
return -EFAULT;
|
635 |
break;
|
636 |
} |
637 |
break;
|
638 |
default:
|
639 |
unimplemented:
|
640 |
gemu_log("getsockopt level=%d optname=%d not yet supported\n",
|
641 |
level, optname); |
642 |
ret = -ENOSYS; |
643 |
break;
|
644 |
} |
645 |
return ret;
|
646 |
} |
647 |
|
648 |
static long do_socketcall(int num, int32_t *vptr) |
649 |
{ |
650 |
long ret;
|
651 |
|
652 |
switch(num) {
|
653 |
case SOCKOP_socket:
|
654 |
{ |
655 |
int domain = tswap32(vptr[0]); |
656 |
int type = tswap32(vptr[1]); |
657 |
int protocol = tswap32(vptr[2]); |
658 |
|
659 |
ret = get_errno(socket(domain, type, protocol)); |
660 |
} |
661 |
break;
|
662 |
case SOCKOP_bind:
|
663 |
{ |
664 |
int sockfd = tswap32(vptr[0]); |
665 |
void *target_addr = (void *)tswap32(vptr[1]); |
666 |
socklen_t addrlen = tswap32(vptr[2]);
|
667 |
void *addr = alloca(addrlen);
|
668 |
|
669 |
target_to_host_sockaddr(addr, target_addr, addrlen); |
670 |
ret = get_errno(bind(sockfd, addr, addrlen)); |
671 |
} |
672 |
break;
|
673 |
case SOCKOP_connect:
|
674 |
{ |
675 |
int sockfd = tswap32(vptr[0]); |
676 |
void *target_addr = (void *)tswap32(vptr[1]); |
677 |
socklen_t addrlen = tswap32(vptr[2]);
|
678 |
void *addr = alloca(addrlen);
|
679 |
|
680 |
target_to_host_sockaddr(addr, target_addr, addrlen); |
681 |
ret = get_errno(connect(sockfd, addr, addrlen)); |
682 |
} |
683 |
break;
|
684 |
case SOCKOP_listen:
|
685 |
{ |
686 |
int sockfd = tswap32(vptr[0]); |
687 |
int backlog = tswap32(vptr[1]); |
688 |
|
689 |
ret = get_errno(listen(sockfd, backlog)); |
690 |
} |
691 |
break;
|
692 |
case SOCKOP_accept:
|
693 |
{ |
694 |
int sockfd = tswap32(vptr[0]); |
695 |
void *target_addr = (void *)tswap32(vptr[1]); |
696 |
uint32_t *target_addrlen = (void *)tswap32(vptr[2]); |
697 |
socklen_t addrlen = tswap32(*target_addrlen); |
698 |
void *addr = alloca(addrlen);
|
699 |
|
700 |
ret = get_errno(accept(sockfd, addr, &addrlen)); |
701 |
if (!is_error(ret)) {
|
702 |
host_to_target_sockaddr(target_addr, addr, addrlen); |
703 |
*target_addrlen = tswap32(addrlen); |
704 |
} |
705 |
} |
706 |
break;
|
707 |
case SOCKOP_getsockname:
|
708 |
{ |
709 |
int sockfd = tswap32(vptr[0]); |
710 |
void *target_addr = (void *)tswap32(vptr[1]); |
711 |
uint32_t *target_addrlen = (void *)tswap32(vptr[2]); |
712 |
socklen_t addrlen = tswap32(*target_addrlen); |
713 |
void *addr = alloca(addrlen);
|
714 |
|
715 |
ret = get_errno(getsockname(sockfd, addr, &addrlen)); |
716 |
if (!is_error(ret)) {
|
717 |
host_to_target_sockaddr(target_addr, addr, addrlen); |
718 |
*target_addrlen = tswap32(addrlen); |
719 |
} |
720 |
} |
721 |
break;
|
722 |
case SOCKOP_getpeername:
|
723 |
{ |
724 |
int sockfd = tswap32(vptr[0]); |
725 |
void *target_addr = (void *)tswap32(vptr[1]); |
726 |
uint32_t *target_addrlen = (void *)tswap32(vptr[2]); |
727 |
socklen_t addrlen = tswap32(*target_addrlen); |
728 |
void *addr = alloca(addrlen);
|
729 |
|
730 |
ret = get_errno(getpeername(sockfd, addr, &addrlen)); |
731 |
if (!is_error(ret)) {
|
732 |
host_to_target_sockaddr(target_addr, addr, addrlen); |
733 |
*target_addrlen = tswap32(addrlen); |
734 |
} |
735 |
} |
736 |
break;
|
737 |
case SOCKOP_socketpair:
|
738 |
{ |
739 |
int domain = tswap32(vptr[0]); |
740 |
int type = tswap32(vptr[1]); |
741 |
int protocol = tswap32(vptr[2]); |
742 |
int32_t *target_tab = (void *)tswap32(vptr[3]); |
743 |
int tab[2]; |
744 |
|
745 |
ret = get_errno(socketpair(domain, type, protocol, tab)); |
746 |
if (!is_error(ret)) {
|
747 |
target_tab[0] = tswap32(tab[0]); |
748 |
target_tab[1] = tswap32(tab[1]); |
749 |
} |
750 |
} |
751 |
break;
|
752 |
case SOCKOP_send:
|
753 |
{ |
754 |
int sockfd = tswap32(vptr[0]); |
755 |
void *msg = (void *)tswap32(vptr[1]); |
756 |
size_t len = tswap32(vptr[2]);
|
757 |
int flags = tswap32(vptr[3]); |
758 |
|
759 |
ret = get_errno(send(sockfd, msg, len, flags)); |
760 |
} |
761 |
break;
|
762 |
case SOCKOP_recv:
|
763 |
{ |
764 |
int sockfd = tswap32(vptr[0]); |
765 |
void *msg = (void *)tswap32(vptr[1]); |
766 |
size_t len = tswap32(vptr[2]);
|
767 |
int flags = tswap32(vptr[3]); |
768 |
|
769 |
ret = get_errno(recv(sockfd, msg, len, flags)); |
770 |
} |
771 |
break;
|
772 |
case SOCKOP_sendto:
|
773 |
{ |
774 |
int sockfd = tswap32(vptr[0]); |
775 |
void *msg = (void *)tswap32(vptr[1]); |
776 |
size_t len = tswap32(vptr[2]);
|
777 |
int flags = tswap32(vptr[3]); |
778 |
void *target_addr = (void *)tswap32(vptr[4]); |
779 |
socklen_t addrlen = tswap32(vptr[5]);
|
780 |
void *addr = alloca(addrlen);
|
781 |
|
782 |
target_to_host_sockaddr(addr, target_addr, addrlen); |
783 |
ret = get_errno(sendto(sockfd, msg, len, flags, addr, addrlen)); |
784 |
} |
785 |
break;
|
786 |
case SOCKOP_recvfrom:
|
787 |
{ |
788 |
int sockfd = tswap32(vptr[0]); |
789 |
void *msg = (void *)tswap32(vptr[1]); |
790 |
size_t len = tswap32(vptr[2]);
|
791 |
int flags = tswap32(vptr[3]); |
792 |
void *target_addr = (void *)tswap32(vptr[4]); |
793 |
uint32_t *target_addrlen = (void *)tswap32(vptr[5]); |
794 |
socklen_t addrlen = tswap32(*target_addrlen); |
795 |
void *addr = alloca(addrlen);
|
796 |
|
797 |
ret = get_errno(recvfrom(sockfd, msg, len, flags, addr, &addrlen)); |
798 |
if (!is_error(ret)) {
|
799 |
host_to_target_sockaddr(target_addr, addr, addrlen); |
800 |
*target_addrlen = tswap32(addrlen); |
801 |
} |
802 |
} |
803 |
break;
|
804 |
case SOCKOP_shutdown:
|
805 |
{ |
806 |
int sockfd = tswap32(vptr[0]); |
807 |
int how = tswap32(vptr[1]); |
808 |
|
809 |
ret = get_errno(shutdown(sockfd, how)); |
810 |
} |
811 |
break;
|
812 |
case SOCKOP_sendmsg:
|
813 |
case SOCKOP_recvmsg:
|
814 |
{ |
815 |
int fd;
|
816 |
struct target_msghdr *msgp;
|
817 |
struct msghdr msg;
|
818 |
int flags, count, i;
|
819 |
struct iovec *vec;
|
820 |
struct target_iovec *target_vec;
|
821 |
|
822 |
msgp = (void *)tswap32(vptr[1]); |
823 |
msg.msg_name = (void *)tswapl(msgp->msg_name);
|
824 |
msg.msg_namelen = tswapl(msgp->msg_namelen); |
825 |
msg.msg_controllen = 2 * tswapl(msgp->msg_controllen);
|
826 |
msg.msg_control = alloca(msg.msg_controllen); |
827 |
msg.msg_flags = tswap32(msgp->msg_flags); |
828 |
|
829 |
count = tswapl(msgp->msg_iovlen); |
830 |
vec = alloca(count * sizeof(struct iovec)); |
831 |
target_vec = (void *)tswapl(msgp->msg_iov);
|
832 |
for(i = 0;i < count; i++) { |
833 |
vec[i].iov_base = (void *)tswapl(target_vec[i].iov_base);
|
834 |
vec[i].iov_len = tswapl(target_vec[i].iov_len); |
835 |
} |
836 |
msg.msg_iovlen = count; |
837 |
msg.msg_iov = vec; |
838 |
|
839 |
fd = tswap32(vptr[0]);
|
840 |
flags = tswap32(vptr[2]);
|
841 |
if (num == SOCKOP_sendmsg) {
|
842 |
target_to_host_cmsg(&msg, msgp); |
843 |
ret = get_errno(sendmsg(fd, &msg, flags)); |
844 |
} else {
|
845 |
ret = get_errno(recvmsg(fd, &msg, flags)); |
846 |
if (!is_error(ret))
|
847 |
host_to_target_cmsg(msgp, &msg); |
848 |
} |
849 |
} |
850 |
break;
|
851 |
case SOCKOP_setsockopt:
|
852 |
{ |
853 |
int sockfd = tswap32(vptr[0]); |
854 |
int level = tswap32(vptr[1]); |
855 |
int optname = tswap32(vptr[2]); |
856 |
void *optval = (void *)tswap32(vptr[3]); |
857 |
socklen_t optlen = tswap32(vptr[4]);
|
858 |
|
859 |
ret = do_setsockopt(sockfd, level, optname, optval, optlen); |
860 |
} |
861 |
break;
|
862 |
case SOCKOP_getsockopt:
|
863 |
{ |
864 |
int sockfd = tswap32(vptr[0]); |
865 |
int level = tswap32(vptr[1]); |
866 |
int optname = tswap32(vptr[2]); |
867 |
void *optval = (void *)tswap32(vptr[3]); |
868 |
uint32_t *poptlen = (void *)tswap32(vptr[4]); |
869 |
|
870 |
ret = do_getsockopt(sockfd, level, optname, optval, poptlen); |
871 |
} |
872 |
break;
|
873 |
default:
|
874 |
gemu_log("Unsupported socketcall: %d\n", num);
|
875 |
ret = -ENOSYS; |
876 |
break;
|
877 |
} |
878 |
return ret;
|
879 |
} |
880 |
|
881 |
|
882 |
#define N_SHM_REGIONS 32 |
883 |
|
884 |
static struct shm_region { |
885 |
uint32_t start; |
886 |
uint32_t size; |
887 |
} shm_regions[N_SHM_REGIONS]; |
888 |
|
889 |
static long do_ipc(long call, long first, long second, long third, |
890 |
long ptr, long fifth) |
891 |
{ |
892 |
int version;
|
893 |
long ret = 0; |
894 |
unsigned long raddr; |
895 |
struct shmid_ds shm_info;
|
896 |
int i;
|
897 |
|
898 |
version = call >> 16;
|
899 |
call &= 0xffff;
|
900 |
|
901 |
switch (call) {
|
902 |
case IPCOP_shmat:
|
903 |
/* SHM_* flags are the same on all linux platforms */
|
904 |
ret = get_errno((long) shmat(first, (void *) ptr, second)); |
905 |
if (is_error(ret))
|
906 |
break;
|
907 |
raddr = ret; |
908 |
/* find out the length of the shared memory segment */
|
909 |
|
910 |
ret = get_errno(shmctl(first, IPC_STAT, &shm_info)); |
911 |
if (is_error(ret)) {
|
912 |
/* can't get length, bail out */
|
913 |
shmdt((void *) raddr);
|
914 |
break;
|
915 |
} |
916 |
page_set_flags(raddr, raddr + shm_info.shm_segsz, |
917 |
PAGE_VALID | PAGE_READ | |
918 |
((second & SHM_RDONLY)? 0: PAGE_WRITE));
|
919 |
for (i = 0; i < N_SHM_REGIONS; ++i) { |
920 |
if (shm_regions[i].start == 0) { |
921 |
shm_regions[i].start = raddr; |
922 |
shm_regions[i].size = shm_info.shm_segsz; |
923 |
break;
|
924 |
} |
925 |
} |
926 |
if (put_user(raddr, (uint32_t *)third))
|
927 |
return -EFAULT;
|
928 |
ret = 0;
|
929 |
break;
|
930 |
case IPCOP_shmdt:
|
931 |
for (i = 0; i < N_SHM_REGIONS; ++i) { |
932 |
if (shm_regions[i].start == ptr) {
|
933 |
shm_regions[i].start = 0;
|
934 |
page_set_flags(ptr, shm_regions[i].size, 0);
|
935 |
break;
|
936 |
} |
937 |
} |
938 |
ret = get_errno(shmdt((void *) ptr));
|
939 |
break;
|
940 |
|
941 |
case IPCOP_shmget:
|
942 |
/* IPC_* flag values are the same on all linux platforms */
|
943 |
ret = get_errno(shmget(first, second, third)); |
944 |
break;
|
945 |
|
946 |
/* IPC_* and SHM_* command values are the same on all linux platforms */
|
947 |
case IPCOP_shmctl:
|
948 |
switch(second) {
|
949 |
case IPC_RMID:
|
950 |
case SHM_LOCK:
|
951 |
case SHM_UNLOCK:
|
952 |
ret = get_errno(shmctl(first, second, NULL));
|
953 |
break;
|
954 |
default:
|
955 |
goto unimplemented;
|
956 |
} |
957 |
break;
|
958 |
default:
|
959 |
unimplemented:
|
960 |
gemu_log("Unsupported ipc call: %ld (version %d)\n", call, version);
|
961 |
ret = -ENOSYS; |
962 |
break;
|
963 |
} |
964 |
return ret;
|
965 |
} |
966 |
|
967 |
/* kernel structure types definitions */
|
968 |
#define IFNAMSIZ 16 |
969 |
|
970 |
#define STRUCT(name, list...) STRUCT_ ## name, |
971 |
#define STRUCT_SPECIAL(name) STRUCT_ ## name, |
972 |
enum {
|
973 |
#include "syscall_types.h" |
974 |
}; |
975 |
#undef STRUCT
|
976 |
#undef STRUCT_SPECIAL
|
977 |
|
978 |
#define STRUCT(name, list...) const argtype struct_ ## name ## _def[] = { list, TYPE_NULL }; |
979 |
#define STRUCT_SPECIAL(name)
|
980 |
#include "syscall_types.h" |
981 |
#undef STRUCT
|
982 |
#undef STRUCT_SPECIAL
|
983 |
|
984 |
typedef struct IOCTLEntry { |
985 |
unsigned int target_cmd; |
986 |
unsigned int host_cmd; |
987 |
const char *name; |
988 |
int access;
|
989 |
const argtype arg_type[5]; |
990 |
} IOCTLEntry; |
991 |
|
992 |
#define IOC_R 0x0001 |
993 |
#define IOC_W 0x0002 |
994 |
#define IOC_RW (IOC_R | IOC_W)
|
995 |
|
996 |
#define MAX_STRUCT_SIZE 4096 |
997 |
|
998 |
IOCTLEntry ioctl_entries[] = { |
999 |
#define IOCTL(cmd, access, types...) \
|
1000 |
{ TARGET_ ## cmd, cmd, #cmd, access, { types } }, |
1001 |
#include "ioctls.h" |
1002 |
{ 0, 0, }, |
1003 |
}; |
1004 |
|
1005 |
static long do_ioctl(long fd, long cmd, long arg) |
1006 |
{ |
1007 |
const IOCTLEntry *ie;
|
1008 |
const argtype *arg_type;
|
1009 |
long ret;
|
1010 |
uint8_t buf_temp[MAX_STRUCT_SIZE]; |
1011 |
|
1012 |
ie = ioctl_entries; |
1013 |
for(;;) {
|
1014 |
if (ie->target_cmd == 0) { |
1015 |
gemu_log("Unsupported ioctl: cmd=0x%04lx\n", cmd);
|
1016 |
return -ENOSYS;
|
1017 |
} |
1018 |
if (ie->target_cmd == cmd)
|
1019 |
break;
|
1020 |
ie++; |
1021 |
} |
1022 |
arg_type = ie->arg_type; |
1023 |
#if defined(DEBUG)
|
1024 |
gemu_log("ioctl: cmd=0x%04lx (%s)\n", cmd, ie->name);
|
1025 |
#endif
|
1026 |
switch(arg_type[0]) { |
1027 |
case TYPE_NULL:
|
1028 |
/* no argument */
|
1029 |
ret = get_errno(ioctl(fd, ie->host_cmd)); |
1030 |
break;
|
1031 |
case TYPE_PTRVOID:
|
1032 |
case TYPE_INT:
|
1033 |
/* int argment */
|
1034 |
ret = get_errno(ioctl(fd, ie->host_cmd, arg)); |
1035 |
break;
|
1036 |
case TYPE_PTR:
|
1037 |
arg_type++; |
1038 |
switch(ie->access) {
|
1039 |
case IOC_R:
|
1040 |
ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); |
1041 |
if (!is_error(ret)) {
|
1042 |
thunk_convert((void *)arg, buf_temp, arg_type, THUNK_TARGET);
|
1043 |
} |
1044 |
break;
|
1045 |
case IOC_W:
|
1046 |
thunk_convert(buf_temp, (void *)arg, arg_type, THUNK_HOST);
|
1047 |
ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); |
1048 |
break;
|
1049 |
default:
|
1050 |
case IOC_RW:
|
1051 |
thunk_convert(buf_temp, (void *)arg, arg_type, THUNK_HOST);
|
1052 |
ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); |
1053 |
if (!is_error(ret)) {
|
1054 |
thunk_convert((void *)arg, buf_temp, arg_type, THUNK_TARGET);
|
1055 |
} |
1056 |
break;
|
1057 |
} |
1058 |
break;
|
1059 |
default:
|
1060 |
gemu_log("Unsupported ioctl type: cmd=0x%04lx type=%d\n", cmd, arg_type[0]); |
1061 |
ret = -ENOSYS; |
1062 |
break;
|
1063 |
} |
1064 |
return ret;
|
1065 |
} |
1066 |
|
1067 |
bitmask_transtbl iflag_tbl[] = { |
1068 |
{ TARGET_IGNBRK, TARGET_IGNBRK, IGNBRK, IGNBRK }, |
1069 |
{ TARGET_BRKINT, TARGET_BRKINT, BRKINT, BRKINT }, |
1070 |
{ TARGET_IGNPAR, TARGET_IGNPAR, IGNPAR, IGNPAR }, |
1071 |
{ TARGET_PARMRK, TARGET_PARMRK, PARMRK, PARMRK }, |
1072 |
{ TARGET_INPCK, TARGET_INPCK, INPCK, INPCK }, |
1073 |
{ TARGET_ISTRIP, TARGET_ISTRIP, ISTRIP, ISTRIP }, |
1074 |
{ TARGET_INLCR, TARGET_INLCR, INLCR, INLCR }, |
1075 |
{ TARGET_IGNCR, TARGET_IGNCR, IGNCR, IGNCR }, |
1076 |
{ TARGET_ICRNL, TARGET_ICRNL, ICRNL, ICRNL }, |
1077 |
{ TARGET_IUCLC, TARGET_IUCLC, IUCLC, IUCLC }, |
1078 |
{ TARGET_IXON, TARGET_IXON, IXON, IXON }, |
1079 |
{ TARGET_IXANY, TARGET_IXANY, IXANY, IXANY }, |
1080 |
{ TARGET_IXOFF, TARGET_IXOFF, IXOFF, IXOFF }, |
1081 |
{ TARGET_IMAXBEL, TARGET_IMAXBEL, IMAXBEL, IMAXBEL }, |
1082 |
{ 0, 0, 0, 0 } |
1083 |
}; |
1084 |
|
1085 |
bitmask_transtbl oflag_tbl[] = { |
1086 |
{ TARGET_OPOST, TARGET_OPOST, OPOST, OPOST }, |
1087 |
{ TARGET_OLCUC, TARGET_OLCUC, OLCUC, OLCUC }, |
1088 |
{ TARGET_ONLCR, TARGET_ONLCR, ONLCR, ONLCR }, |
1089 |
{ TARGET_OCRNL, TARGET_OCRNL, OCRNL, OCRNL }, |
1090 |
{ TARGET_ONOCR, TARGET_ONOCR, ONOCR, ONOCR }, |
1091 |
{ TARGET_ONLRET, TARGET_ONLRET, ONLRET, ONLRET }, |
1092 |
{ TARGET_OFILL, TARGET_OFILL, OFILL, OFILL }, |
1093 |
{ TARGET_OFDEL, TARGET_OFDEL, OFDEL, OFDEL }, |
1094 |
{ TARGET_NLDLY, TARGET_NL0, NLDLY, NL0 }, |
1095 |
{ TARGET_NLDLY, TARGET_NL1, NLDLY, NL1 }, |
1096 |
{ TARGET_CRDLY, TARGET_CR0, CRDLY, CR0 }, |
1097 |
{ TARGET_CRDLY, TARGET_CR1, CRDLY, CR1 }, |
1098 |
{ TARGET_CRDLY, TARGET_CR2, CRDLY, CR2 }, |
1099 |
{ TARGET_CRDLY, TARGET_CR3, CRDLY, CR3 }, |
1100 |
{ TARGET_TABDLY, TARGET_TAB0, TABDLY, TAB0 }, |
1101 |
{ TARGET_TABDLY, TARGET_TAB1, TABDLY, TAB1 }, |
1102 |
{ TARGET_TABDLY, TARGET_TAB2, TABDLY, TAB2 }, |
1103 |
{ TARGET_TABDLY, TARGET_TAB3, TABDLY, TAB3 }, |
1104 |
{ TARGET_BSDLY, TARGET_BS0, BSDLY, BS0 }, |
1105 |
{ TARGET_BSDLY, TARGET_BS1, BSDLY, BS1 }, |
1106 |
{ TARGET_VTDLY, TARGET_VT0, VTDLY, VT0 }, |
1107 |
{ TARGET_VTDLY, TARGET_VT1, VTDLY, VT1 }, |
1108 |
{ TARGET_FFDLY, TARGET_FF0, FFDLY, FF0 }, |
1109 |
{ TARGET_FFDLY, TARGET_FF1, FFDLY, FF1 }, |
1110 |
{ 0, 0, 0, 0 } |
1111 |
}; |
1112 |
|
1113 |
bitmask_transtbl cflag_tbl[] = { |
1114 |
{ TARGET_CBAUD, TARGET_B0, CBAUD, B0 }, |
1115 |
{ TARGET_CBAUD, TARGET_B50, CBAUD, B50 }, |
1116 |
{ TARGET_CBAUD, TARGET_B75, CBAUD, B75 }, |
1117 |
{ TARGET_CBAUD, TARGET_B110, CBAUD, B110 }, |
1118 |
{ TARGET_CBAUD, TARGET_B134, CBAUD, B134 }, |
1119 |
{ TARGET_CBAUD, TARGET_B150, CBAUD, B150 }, |
1120 |
{ TARGET_CBAUD, TARGET_B200, CBAUD, B200 }, |
1121 |
{ TARGET_CBAUD, TARGET_B300, CBAUD, B300 }, |
1122 |
{ TARGET_CBAUD, TARGET_B600, CBAUD, B600 }, |
1123 |
{ TARGET_CBAUD, TARGET_B1200, CBAUD, B1200 }, |
1124 |
{ TARGET_CBAUD, TARGET_B1800, CBAUD, B1800 }, |
1125 |
{ TARGET_CBAUD, TARGET_B2400, CBAUD, B2400 }, |
1126 |
{ TARGET_CBAUD, TARGET_B4800, CBAUD, B4800 }, |
1127 |
{ TARGET_CBAUD, TARGET_B9600, CBAUD, B9600 }, |
1128 |
{ TARGET_CBAUD, TARGET_B19200, CBAUD, B19200 }, |
1129 |
{ TARGET_CBAUD, TARGET_B38400, CBAUD, B38400 }, |
1130 |
{ TARGET_CBAUD, TARGET_B57600, CBAUD, B57600 }, |
1131 |
{ TARGET_CBAUD, TARGET_B115200, CBAUD, B115200 }, |
1132 |
{ TARGET_CBAUD, TARGET_B230400, CBAUD, B230400 }, |
1133 |
{ TARGET_CBAUD, TARGET_B460800, CBAUD, B460800 }, |
1134 |
{ TARGET_CSIZE, TARGET_CS5, CSIZE, CS5 }, |
1135 |
{ TARGET_CSIZE, TARGET_CS6, CSIZE, CS6 }, |
1136 |
{ TARGET_CSIZE, TARGET_CS7, CSIZE, CS7 }, |
1137 |
{ TARGET_CSIZE, TARGET_CS8, CSIZE, CS8 }, |
1138 |
{ TARGET_CSTOPB, TARGET_CSTOPB, CSTOPB, CSTOPB }, |
1139 |
{ TARGET_CREAD, TARGET_CREAD, CREAD, CREAD }, |
1140 |
{ TARGET_PARENB, TARGET_PARENB, PARENB, PARENB }, |
1141 |
{ TARGET_PARODD, TARGET_PARODD, PARODD, PARODD }, |
1142 |
{ TARGET_HUPCL, TARGET_HUPCL, HUPCL, HUPCL }, |
1143 |
{ TARGET_CLOCAL, TARGET_CLOCAL, CLOCAL, CLOCAL }, |
1144 |
{ TARGET_CRTSCTS, TARGET_CRTSCTS, CRTSCTS, CRTSCTS }, |
1145 |
{ 0, 0, 0, 0 } |
1146 |
}; |
1147 |
|
1148 |
bitmask_transtbl lflag_tbl[] = { |
1149 |
{ TARGET_ISIG, TARGET_ISIG, ISIG, ISIG }, |
1150 |
{ TARGET_ICANON, TARGET_ICANON, ICANON, ICANON }, |
1151 |
{ TARGET_XCASE, TARGET_XCASE, XCASE, XCASE }, |
1152 |
{ TARGET_ECHO, TARGET_ECHO, ECHO, ECHO }, |
1153 |
{ TARGET_ECHOE, TARGET_ECHOE, ECHOE, ECHOE }, |
1154 |
{ TARGET_ECHOK, TARGET_ECHOK, ECHOK, ECHOK }, |
1155 |
{ TARGET_ECHONL, TARGET_ECHONL, ECHONL, ECHONL }, |
1156 |
{ TARGET_NOFLSH, TARGET_NOFLSH, NOFLSH, NOFLSH }, |
1157 |
{ TARGET_TOSTOP, TARGET_TOSTOP, TOSTOP, TOSTOP }, |
1158 |
{ TARGET_ECHOCTL, TARGET_ECHOCTL, ECHOCTL, ECHOCTL }, |
1159 |
{ TARGET_ECHOPRT, TARGET_ECHOPRT, ECHOPRT, ECHOPRT }, |
1160 |
{ TARGET_ECHOKE, TARGET_ECHOKE, ECHOKE, ECHOKE }, |
1161 |
{ TARGET_FLUSHO, TARGET_FLUSHO, FLUSHO, FLUSHO }, |
1162 |
{ TARGET_PENDIN, TARGET_PENDIN, PENDIN, PENDIN }, |
1163 |
{ TARGET_IEXTEN, TARGET_IEXTEN, IEXTEN, IEXTEN }, |
1164 |
{ 0, 0, 0, 0 } |
1165 |
}; |
1166 |
|
1167 |
static void target_to_host_termios (void *dst, const void *src) |
1168 |
{ |
1169 |
struct host_termios *host = dst;
|
1170 |
const struct target_termios *target = src; |
1171 |
|
1172 |
host->c_iflag = |
1173 |
target_to_host_bitmask(tswap32(target->c_iflag), iflag_tbl); |
1174 |
host->c_oflag = |
1175 |
target_to_host_bitmask(tswap32(target->c_oflag), oflag_tbl); |
1176 |
host->c_cflag = |
1177 |
target_to_host_bitmask(tswap32(target->c_cflag), cflag_tbl); |
1178 |
host->c_lflag = |
1179 |
target_to_host_bitmask(tswap32(target->c_lflag), lflag_tbl); |
1180 |
host->c_line = target->c_line; |
1181 |
|
1182 |
host->c_cc[VINTR] = target->c_cc[TARGET_VINTR]; |
1183 |
host->c_cc[VQUIT] = target->c_cc[TARGET_VQUIT]; |
1184 |
host->c_cc[VERASE] = target->c_cc[TARGET_VERASE]; |
1185 |
host->c_cc[VKILL] = target->c_cc[TARGET_VKILL]; |
1186 |
host->c_cc[VEOF] = target->c_cc[TARGET_VEOF]; |
1187 |
host->c_cc[VTIME] = target->c_cc[TARGET_VTIME]; |
1188 |
host->c_cc[VMIN] = target->c_cc[TARGET_VMIN]; |
1189 |
host->c_cc[VSWTC] = target->c_cc[TARGET_VSWTC]; |
1190 |
host->c_cc[VSTART] = target->c_cc[TARGET_VSTART]; |
1191 |
host->c_cc[VSTOP] = target->c_cc[TARGET_VSTOP]; |
1192 |
host->c_cc[VSUSP] = target->c_cc[TARGET_VSUSP]; |
1193 |
host->c_cc[VEOL] = target->c_cc[TARGET_VEOL]; |
1194 |
host->c_cc[VREPRINT] = target->c_cc[TARGET_VREPRINT]; |
1195 |
host->c_cc[VDISCARD] = target->c_cc[TARGET_VDISCARD]; |
1196 |
host->c_cc[VWERASE] = target->c_cc[TARGET_VWERASE]; |
1197 |
host->c_cc[VLNEXT] = target->c_cc[TARGET_VLNEXT]; |
1198 |
host->c_cc[VEOL2] = target->c_cc[TARGET_VEOL2]; |
1199 |
} |
1200 |
|
1201 |
static void host_to_target_termios (void *dst, const void *src) |
1202 |
{ |
1203 |
struct target_termios *target = dst;
|
1204 |
const struct host_termios *host = src; |
1205 |
|
1206 |
target->c_iflag = |
1207 |
tswap32(host_to_target_bitmask(host->c_iflag, iflag_tbl)); |
1208 |
target->c_oflag = |
1209 |
tswap32(host_to_target_bitmask(host->c_oflag, oflag_tbl)); |
1210 |
target->c_cflag = |
1211 |
tswap32(host_to_target_bitmask(host->c_cflag, cflag_tbl)); |
1212 |
target->c_lflag = |
1213 |
tswap32(host_to_target_bitmask(host->c_lflag, lflag_tbl)); |
1214 |
target->c_line = host->c_line; |
1215 |
|
1216 |
target->c_cc[TARGET_VINTR] = host->c_cc[VINTR]; |
1217 |
target->c_cc[TARGET_VQUIT] = host->c_cc[VQUIT]; |
1218 |
target->c_cc[TARGET_VERASE] = host->c_cc[VERASE]; |
1219 |
target->c_cc[TARGET_VKILL] = host->c_cc[VKILL]; |
1220 |
target->c_cc[TARGET_VEOF] = host->c_cc[VEOF]; |
1221 |
target->c_cc[TARGET_VTIME] = host->c_cc[VTIME]; |
1222 |
target->c_cc[TARGET_VMIN] = host->c_cc[VMIN]; |
1223 |
target->c_cc[TARGET_VSWTC] = host->c_cc[VSWTC]; |
1224 |
target->c_cc[TARGET_VSTART] = host->c_cc[VSTART]; |
1225 |
target->c_cc[TARGET_VSTOP] = host->c_cc[VSTOP]; |
1226 |
target->c_cc[TARGET_VSUSP] = host->c_cc[VSUSP]; |
1227 |
target->c_cc[TARGET_VEOL] = host->c_cc[VEOL]; |
1228 |
target->c_cc[TARGET_VREPRINT] = host->c_cc[VREPRINT]; |
1229 |
target->c_cc[TARGET_VDISCARD] = host->c_cc[VDISCARD]; |
1230 |
target->c_cc[TARGET_VWERASE] = host->c_cc[VWERASE]; |
1231 |
target->c_cc[TARGET_VLNEXT] = host->c_cc[VLNEXT]; |
1232 |
target->c_cc[TARGET_VEOL2] = host->c_cc[VEOL2]; |
1233 |
} |
1234 |
|
1235 |
StructEntry struct_termios_def = { |
1236 |
.convert = { host_to_target_termios, target_to_host_termios }, |
1237 |
.size = { sizeof(struct target_termios), sizeof(struct host_termios) }, |
1238 |
.align = { __alignof__(struct target_termios), __alignof__(struct host_termios) }, |
1239 |
}; |
1240 |
|
1241 |
static bitmask_transtbl mmap_flags_tbl[] = {
|
1242 |
{ TARGET_MAP_SHARED, TARGET_MAP_SHARED, MAP_SHARED, MAP_SHARED }, |
1243 |
{ TARGET_MAP_PRIVATE, TARGET_MAP_PRIVATE, MAP_PRIVATE, MAP_PRIVATE }, |
1244 |
{ TARGET_MAP_FIXED, TARGET_MAP_FIXED, MAP_FIXED, MAP_FIXED }, |
1245 |
{ TARGET_MAP_ANONYMOUS, TARGET_MAP_ANONYMOUS, MAP_ANONYMOUS, MAP_ANONYMOUS }, |
1246 |
{ TARGET_MAP_GROWSDOWN, TARGET_MAP_GROWSDOWN, MAP_GROWSDOWN, MAP_GROWSDOWN }, |
1247 |
{ TARGET_MAP_DENYWRITE, TARGET_MAP_DENYWRITE, MAP_DENYWRITE, MAP_DENYWRITE }, |
1248 |
{ TARGET_MAP_EXECUTABLE, TARGET_MAP_EXECUTABLE, MAP_EXECUTABLE, MAP_EXECUTABLE }, |
1249 |
{ TARGET_MAP_LOCKED, TARGET_MAP_LOCKED, MAP_LOCKED, MAP_LOCKED }, |
1250 |
{ 0, 0, 0, 0 } |
1251 |
}; |
1252 |
|
1253 |
static bitmask_transtbl fcntl_flags_tbl[] = {
|
1254 |
{ TARGET_O_ACCMODE, TARGET_O_WRONLY, O_ACCMODE, O_WRONLY, }, |
1255 |
{ TARGET_O_ACCMODE, TARGET_O_RDWR, O_ACCMODE, O_RDWR, }, |
1256 |
{ TARGET_O_CREAT, TARGET_O_CREAT, O_CREAT, O_CREAT, }, |
1257 |
{ TARGET_O_EXCL, TARGET_O_EXCL, O_EXCL, O_EXCL, }, |
1258 |
{ TARGET_O_NOCTTY, TARGET_O_NOCTTY, O_NOCTTY, O_NOCTTY, }, |
1259 |
{ TARGET_O_TRUNC, TARGET_O_TRUNC, O_TRUNC, O_TRUNC, }, |
1260 |
{ TARGET_O_APPEND, TARGET_O_APPEND, O_APPEND, O_APPEND, }, |
1261 |
{ TARGET_O_NONBLOCK, TARGET_O_NONBLOCK, O_NONBLOCK, O_NONBLOCK, }, |
1262 |
{ TARGET_O_SYNC, TARGET_O_SYNC, O_SYNC, O_SYNC, }, |
1263 |
{ TARGET_FASYNC, TARGET_FASYNC, FASYNC, FASYNC, }, |
1264 |
{ TARGET_O_DIRECTORY, TARGET_O_DIRECTORY, O_DIRECTORY, O_DIRECTORY, }, |
1265 |
{ TARGET_O_NOFOLLOW, TARGET_O_NOFOLLOW, O_NOFOLLOW, O_NOFOLLOW, }, |
1266 |
{ TARGET_O_LARGEFILE, TARGET_O_LARGEFILE, O_LARGEFILE, O_LARGEFILE, }, |
1267 |
#if defined(O_DIRECT)
|
1268 |
{ TARGET_O_DIRECT, TARGET_O_DIRECT, O_DIRECT, O_DIRECT, }, |
1269 |
#endif
|
1270 |
{ 0, 0, 0, 0 } |
1271 |
}; |
1272 |
|
1273 |
#if defined(TARGET_I386)
|
1274 |
|
1275 |
/* NOTE: there is really one LDT for all the threads */
|
1276 |
uint8_t *ldt_table; |
1277 |
|
1278 |
static int read_ldt(void *ptr, unsigned long bytecount) |
1279 |
{ |
1280 |
int size;
|
1281 |
|
1282 |
if (!ldt_table)
|
1283 |
return 0; |
1284 |
size = TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE; |
1285 |
if (size > bytecount)
|
1286 |
size = bytecount; |
1287 |
memcpy(ptr, ldt_table, size); |
1288 |
return size;
|
1289 |
} |
1290 |
|
1291 |
/* XXX: add locking support */
|
1292 |
static int write_ldt(CPUX86State *env, |
1293 |
void *ptr, unsigned long bytecount, int oldmode) |
1294 |
{ |
1295 |
struct target_modify_ldt_ldt_s ldt_info;
|
1296 |
int seg_32bit, contents, read_exec_only, limit_in_pages;
|
1297 |
int seg_not_present, useable;
|
1298 |
uint32_t *lp, entry_1, entry_2; |
1299 |
|
1300 |
if (bytecount != sizeof(ldt_info)) |
1301 |
return -EINVAL;
|
1302 |
memcpy(&ldt_info, ptr, sizeof(ldt_info));
|
1303 |
tswap32s(&ldt_info.entry_number); |
1304 |
tswapls((long *)&ldt_info.base_addr);
|
1305 |
tswap32s(&ldt_info.limit); |
1306 |
tswap32s(&ldt_info.flags); |
1307 |
|
1308 |
if (ldt_info.entry_number >= TARGET_LDT_ENTRIES)
|
1309 |
return -EINVAL;
|
1310 |
seg_32bit = ldt_info.flags & 1;
|
1311 |
contents = (ldt_info.flags >> 1) & 3; |
1312 |
read_exec_only = (ldt_info.flags >> 3) & 1; |
1313 |
limit_in_pages = (ldt_info.flags >> 4) & 1; |
1314 |
seg_not_present = (ldt_info.flags >> 5) & 1; |
1315 |
useable = (ldt_info.flags >> 6) & 1; |
1316 |
|
1317 |
if (contents == 3) { |
1318 |
if (oldmode)
|
1319 |
return -EINVAL;
|
1320 |
if (seg_not_present == 0) |
1321 |
return -EINVAL;
|
1322 |
} |
1323 |
/* allocate the LDT */
|
1324 |
if (!ldt_table) {
|
1325 |
ldt_table = malloc(TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE); |
1326 |
if (!ldt_table)
|
1327 |
return -ENOMEM;
|
1328 |
memset(ldt_table, 0, TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE);
|
1329 |
env->ldt.base = (long)ldt_table;
|
1330 |
env->ldt.limit = 0xffff;
|
1331 |
} |
1332 |
|
1333 |
/* NOTE: same code as Linux kernel */
|
1334 |
/* Allow LDTs to be cleared by the user. */
|
1335 |
if (ldt_info.base_addr == 0 && ldt_info.limit == 0) { |
1336 |
if (oldmode ||
|
1337 |
(contents == 0 &&
|
1338 |
read_exec_only == 1 &&
|
1339 |
seg_32bit == 0 &&
|
1340 |
limit_in_pages == 0 &&
|
1341 |
seg_not_present == 1 &&
|
1342 |
useable == 0 )) {
|
1343 |
entry_1 = 0;
|
1344 |
entry_2 = 0;
|
1345 |
goto install;
|
1346 |
} |
1347 |
} |
1348 |
|
1349 |
entry_1 = ((ldt_info.base_addr & 0x0000ffff) << 16) | |
1350 |
(ldt_info.limit & 0x0ffff);
|
1351 |
entry_2 = (ldt_info.base_addr & 0xff000000) |
|
1352 |
((ldt_info.base_addr & 0x00ff0000) >> 16) | |
1353 |
(ldt_info.limit & 0xf0000) |
|
1354 |
((read_exec_only ^ 1) << 9) | |
1355 |
(contents << 10) |
|
1356 |
((seg_not_present ^ 1) << 15) | |
1357 |
(seg_32bit << 22) |
|
1358 |
(limit_in_pages << 23) |
|
1359 |
0x7000;
|
1360 |
if (!oldmode)
|
1361 |
entry_2 |= (useable << 20);
|
1362 |
|
1363 |
/* Install the new entry ... */
|
1364 |
install:
|
1365 |
lp = (uint32_t *)(ldt_table + (ldt_info.entry_number << 3));
|
1366 |
lp[0] = tswap32(entry_1);
|
1367 |
lp[1] = tswap32(entry_2);
|
1368 |
return 0; |
1369 |
} |
1370 |
|
1371 |
/* specific and weird i386 syscalls */
|
1372 |
int do_modify_ldt(CPUX86State *env, int func, void *ptr, unsigned long bytecount) |
1373 |
{ |
1374 |
int ret = -ENOSYS;
|
1375 |
|
1376 |
switch (func) {
|
1377 |
case 0: |
1378 |
ret = read_ldt(ptr, bytecount); |
1379 |
break;
|
1380 |
case 1: |
1381 |
ret = write_ldt(env, ptr, bytecount, 1);
|
1382 |
break;
|
1383 |
case 0x11: |
1384 |
ret = write_ldt(env, ptr, bytecount, 0);
|
1385 |
break;
|
1386 |
} |
1387 |
return ret;
|
1388 |
} |
1389 |
|
1390 |
#endif /* defined(TARGET_I386) */ |
1391 |
|
1392 |
/* this stack is the equivalent of the kernel stack associated with a
|
1393 |
thread/process */
|
1394 |
#define NEW_STACK_SIZE 8192 |
1395 |
|
1396 |
static int clone_func(void *arg) |
1397 |
{ |
1398 |
CPUState *env = arg; |
1399 |
cpu_loop(env); |
1400 |
/* never exits */
|
1401 |
return 0; |
1402 |
} |
1403 |
|
1404 |
int do_fork(CPUState *env, unsigned int flags, unsigned long newsp) |
1405 |
{ |
1406 |
int ret;
|
1407 |
TaskState *ts; |
1408 |
uint8_t *new_stack; |
1409 |
CPUState *new_env; |
1410 |
|
1411 |
if (flags & CLONE_VM) {
|
1412 |
ts = malloc(sizeof(TaskState) + NEW_STACK_SIZE);
|
1413 |
memset(ts, 0, sizeof(TaskState)); |
1414 |
new_stack = ts->stack; |
1415 |
ts->used = 1;
|
1416 |
/* add in task state list */
|
1417 |
ts->next = first_task_state; |
1418 |
first_task_state = ts; |
1419 |
/* we create a new CPU instance. */
|
1420 |
new_env = cpu_init(); |
1421 |
memcpy(new_env, env, sizeof(CPUState));
|
1422 |
#if defined(TARGET_I386)
|
1423 |
if (!newsp)
|
1424 |
newsp = env->regs[R_ESP]; |
1425 |
new_env->regs[R_ESP] = newsp; |
1426 |
new_env->regs[R_EAX] = 0;
|
1427 |
#elif defined(TARGET_ARM)
|
1428 |
if (!newsp)
|
1429 |
newsp = env->regs[13];
|
1430 |
new_env->regs[13] = newsp;
|
1431 |
new_env->regs[0] = 0; |
1432 |
#elif defined(TARGET_SPARC)
|
1433 |
printf ("HELPME: %s:%d\n", __FILE__, __LINE__);
|
1434 |
#elif defined(TARGET_PPC)
|
1435 |
if (!newsp)
|
1436 |
newsp = env->gpr[1];
|
1437 |
new_env->gpr[1] = newsp;
|
1438 |
{ |
1439 |
int i;
|
1440 |
for (i = 7; i < 32; i++) |
1441 |
new_env->gpr[i] = 0;
|
1442 |
} |
1443 |
#else
|
1444 |
#error unsupported target CPU
|
1445 |
#endif
|
1446 |
new_env->opaque = ts; |
1447 |
#ifdef __ia64__
|
1448 |
ret = clone2(clone_func, new_stack + NEW_STACK_SIZE, flags, new_env); |
1449 |
#else
|
1450 |
ret = clone(clone_func, new_stack + NEW_STACK_SIZE, flags, new_env); |
1451 |
#endif
|
1452 |
} else {
|
1453 |
/* if no CLONE_VM, we consider it is a fork */
|
1454 |
if ((flags & ~CSIGNAL) != 0) |
1455 |
return -EINVAL;
|
1456 |
ret = fork(); |
1457 |
} |
1458 |
return ret;
|
1459 |
} |
1460 |
|
1461 |
static long do_fcntl(int fd, int cmd, unsigned long arg) |
1462 |
{ |
1463 |
struct flock fl;
|
1464 |
struct target_flock *target_fl = (void *)arg; |
1465 |
long ret;
|
1466 |
|
1467 |
switch(cmd) {
|
1468 |
case TARGET_F_GETLK:
|
1469 |
ret = fcntl(fd, cmd, &fl); |
1470 |
if (ret == 0) { |
1471 |
target_fl->l_type = tswap16(fl.l_type); |
1472 |
target_fl->l_whence = tswap16(fl.l_whence); |
1473 |
target_fl->l_start = tswapl(fl.l_start); |
1474 |
target_fl->l_len = tswapl(fl.l_len); |
1475 |
target_fl->l_pid = tswapl(fl.l_pid); |
1476 |
} |
1477 |
break;
|
1478 |
|
1479 |
case TARGET_F_SETLK:
|
1480 |
case TARGET_F_SETLKW:
|
1481 |
fl.l_type = tswap16(target_fl->l_type); |
1482 |
fl.l_whence = tswap16(target_fl->l_whence); |
1483 |
fl.l_start = tswapl(target_fl->l_start); |
1484 |
fl.l_len = tswapl(target_fl->l_len); |
1485 |
fl.l_pid = tswapl(target_fl->l_pid); |
1486 |
ret = fcntl(fd, cmd, &fl); |
1487 |
break;
|
1488 |
|
1489 |
case TARGET_F_GETLK64:
|
1490 |
case TARGET_F_SETLK64:
|
1491 |
case TARGET_F_SETLKW64:
|
1492 |
ret = -1;
|
1493 |
errno = EINVAL; |
1494 |
break;
|
1495 |
|
1496 |
case F_GETFL:
|
1497 |
ret = fcntl(fd, cmd, arg); |
1498 |
ret = host_to_target_bitmask(ret, fcntl_flags_tbl); |
1499 |
break;
|
1500 |
|
1501 |
case F_SETFL:
|
1502 |
ret = fcntl(fd, cmd, target_to_host_bitmask(arg, fcntl_flags_tbl)); |
1503 |
break;
|
1504 |
|
1505 |
default:
|
1506 |
ret = fcntl(fd, cmd, arg); |
1507 |
break;
|
1508 |
} |
1509 |
return ret;
|
1510 |
} |
1511 |
|
1512 |
#ifdef USE_UID16
|
1513 |
|
1514 |
static inline int high2lowuid(int uid) |
1515 |
{ |
1516 |
if (uid > 65535) |
1517 |
return 65534; |
1518 |
else
|
1519 |
return uid;
|
1520 |
} |
1521 |
|
1522 |
static inline int high2lowgid(int gid) |
1523 |
{ |
1524 |
if (gid > 65535) |
1525 |
return 65534; |
1526 |
else
|
1527 |
return gid;
|
1528 |
} |
1529 |
|
1530 |
static inline int low2highuid(int uid) |
1531 |
{ |
1532 |
if ((int16_t)uid == -1) |
1533 |
return -1; |
1534 |
else
|
1535 |
return uid;
|
1536 |
} |
1537 |
|
1538 |
static inline int low2highgid(int gid) |
1539 |
{ |
1540 |
if ((int16_t)gid == -1) |
1541 |
return -1; |
1542 |
else
|
1543 |
return gid;
|
1544 |
} |
1545 |
|
1546 |
#endif /* USE_UID16 */ |
1547 |
|
1548 |
void syscall_init(void) |
1549 |
{ |
1550 |
IOCTLEntry *ie; |
1551 |
const argtype *arg_type;
|
1552 |
int size;
|
1553 |
|
1554 |
#define STRUCT(name, list...) thunk_register_struct(STRUCT_ ## name, #name, struct_ ## name ## _def); |
1555 |
#define STRUCT_SPECIAL(name) thunk_register_struct_direct(STRUCT_ ## name, #name, &struct_ ## name ## _def); |
1556 |
#include "syscall_types.h" |
1557 |
#undef STRUCT
|
1558 |
#undef STRUCT_SPECIAL
|
1559 |
|
1560 |
/* we patch the ioctl size if necessary. We rely on the fact that
|
1561 |
no ioctl has all the bits at '1' in the size field */
|
1562 |
ie = ioctl_entries; |
1563 |
while (ie->target_cmd != 0) { |
1564 |
if (((ie->target_cmd >> TARGET_IOC_SIZESHIFT) & TARGET_IOC_SIZEMASK) ==
|
1565 |
TARGET_IOC_SIZEMASK) { |
1566 |
arg_type = ie->arg_type; |
1567 |
if (arg_type[0] != TYPE_PTR) { |
1568 |
fprintf(stderr, "cannot patch size for ioctl 0x%x\n",
|
1569 |
ie->target_cmd); |
1570 |
exit(1);
|
1571 |
} |
1572 |
arg_type++; |
1573 |
size = thunk_type_size(arg_type, 0);
|
1574 |
ie->target_cmd = (ie->target_cmd & |
1575 |
~(TARGET_IOC_SIZEMASK << TARGET_IOC_SIZESHIFT)) | |
1576 |
(size << TARGET_IOC_SIZESHIFT); |
1577 |
} |
1578 |
/* automatic consistency check if same arch */
|
1579 |
#if defined(__i386__) && defined(TARGET_I386)
|
1580 |
if (ie->target_cmd != ie->host_cmd) {
|
1581 |
fprintf(stderr, "ERROR: ioctl: target=0x%x host=0x%x\n",
|
1582 |
ie->target_cmd, ie->host_cmd); |
1583 |
} |
1584 |
#endif
|
1585 |
ie++; |
1586 |
} |
1587 |
} |
1588 |
|
1589 |
long do_syscall(void *cpu_env, int num, long arg1, long arg2, long arg3, |
1590 |
long arg4, long arg5, long arg6) |
1591 |
{ |
1592 |
long ret;
|
1593 |
struct stat st;
|
1594 |
struct kernel_statfs *stfs;
|
1595 |
|
1596 |
#ifdef DEBUG
|
1597 |
gemu_log("syscall %d", num);
|
1598 |
#endif
|
1599 |
switch(num) {
|
1600 |
case TARGET_NR_exit:
|
1601 |
#ifdef HAVE_GPROF
|
1602 |
_mcleanup(); |
1603 |
#endif
|
1604 |
/* XXX: should free thread stack and CPU env */
|
1605 |
_exit(arg1); |
1606 |
ret = 0; /* avoid warning */ |
1607 |
break;
|
1608 |
case TARGET_NR_read:
|
1609 |
page_unprotect_range((void *)arg2, arg3);
|
1610 |
ret = get_errno(read(arg1, (void *)arg2, arg3));
|
1611 |
break;
|
1612 |
case TARGET_NR_write:
|
1613 |
ret = get_errno(write(arg1, (void *)arg2, arg3));
|
1614 |
break;
|
1615 |
case TARGET_NR_open:
|
1616 |
ret = get_errno(open(path((const char *)arg1), |
1617 |
target_to_host_bitmask(arg2, fcntl_flags_tbl), |
1618 |
arg3)); |
1619 |
break;
|
1620 |
case TARGET_NR_close:
|
1621 |
ret = get_errno(close(arg1)); |
1622 |
break;
|
1623 |
case TARGET_NR_brk:
|
1624 |
ret = do_brk((char *)arg1);
|
1625 |
break;
|
1626 |
case TARGET_NR_fork:
|
1627 |
ret = get_errno(do_fork(cpu_env, SIGCHLD, 0));
|
1628 |
break;
|
1629 |
case TARGET_NR_waitpid:
|
1630 |
{ |
1631 |
int *status = (int *)arg2; |
1632 |
ret = get_errno(waitpid(arg1, status, arg3)); |
1633 |
if (!is_error(ret) && status)
|
1634 |
tswapls((long *)&status);
|
1635 |
} |
1636 |
break;
|
1637 |
case TARGET_NR_creat:
|
1638 |
ret = get_errno(creat((const char *)arg1, arg2)); |
1639 |
break;
|
1640 |
case TARGET_NR_link:
|
1641 |
ret = get_errno(link((const char *)arg1, (const char *)arg2)); |
1642 |
break;
|
1643 |
case TARGET_NR_unlink:
|
1644 |
ret = get_errno(unlink((const char *)arg1)); |
1645 |
break;
|
1646 |
case TARGET_NR_execve:
|
1647 |
{ |
1648 |
char **argp, **envp;
|
1649 |
int argc, envc;
|
1650 |
uint32_t *p; |
1651 |
char **q;
|
1652 |
|
1653 |
argc = 0;
|
1654 |
for (p = (void *)arg2; *p; p++) |
1655 |
argc++; |
1656 |
envc = 0;
|
1657 |
for (p = (void *)arg3; *p; p++) |
1658 |
envc++; |
1659 |
|
1660 |
argp = alloca((argc + 1) * sizeof(void *)); |
1661 |
envp = alloca((envc + 1) * sizeof(void *)); |
1662 |
|
1663 |
for (p = (void *)arg2, q = argp; *p; p++, q++) |
1664 |
*q = (void *)tswap32(*p);
|
1665 |
*q = NULL;
|
1666 |
|
1667 |
for (p = (void *)arg3, q = envp; *p; p++, q++) |
1668 |
*q = (void *)tswap32(*p);
|
1669 |
*q = NULL;
|
1670 |
|
1671 |
ret = get_errno(execve((const char *)arg1, argp, envp)); |
1672 |
} |
1673 |
break;
|
1674 |
case TARGET_NR_chdir:
|
1675 |
ret = get_errno(chdir((const char *)arg1)); |
1676 |
break;
|
1677 |
#ifdef TARGET_NR_time
|
1678 |
case TARGET_NR_time:
|
1679 |
{ |
1680 |
int *time_ptr = (int *)arg1; |
1681 |
ret = get_errno(time((time_t *)time_ptr)); |
1682 |
if (!is_error(ret) && time_ptr)
|
1683 |
tswap32s(time_ptr); |
1684 |
} |
1685 |
break;
|
1686 |
#endif
|
1687 |
case TARGET_NR_mknod:
|
1688 |
ret = get_errno(mknod((const char *)arg1, arg2, arg3)); |
1689 |
break;
|
1690 |
case TARGET_NR_chmod:
|
1691 |
ret = get_errno(chmod((const char *)arg1, arg2)); |
1692 |
break;
|
1693 |
#ifdef TARGET_NR_break
|
1694 |
case TARGET_NR_break:
|
1695 |
goto unimplemented;
|
1696 |
#endif
|
1697 |
#ifdef TARGET_NR_oldstat
|
1698 |
case TARGET_NR_oldstat:
|
1699 |
goto unimplemented;
|
1700 |
#endif
|
1701 |
case TARGET_NR_lseek:
|
1702 |
ret = get_errno(lseek(arg1, arg2, arg3)); |
1703 |
break;
|
1704 |
case TARGET_NR_getpid:
|
1705 |
ret = get_errno(getpid()); |
1706 |
break;
|
1707 |
case TARGET_NR_mount:
|
1708 |
/* need to look at the data field */
|
1709 |
goto unimplemented;
|
1710 |
case TARGET_NR_umount:
|
1711 |
ret = get_errno(umount((const char *)arg1)); |
1712 |
break;
|
1713 |
case TARGET_NR_stime:
|
1714 |
{ |
1715 |
int *time_ptr = (int *)arg1; |
1716 |
if (time_ptr)
|
1717 |
tswap32s(time_ptr); |
1718 |
ret = get_errno(stime((time_t *)time_ptr)); |
1719 |
} |
1720 |
break;
|
1721 |
case TARGET_NR_ptrace:
|
1722 |
goto unimplemented;
|
1723 |
case TARGET_NR_alarm:
|
1724 |
ret = alarm(arg1); |
1725 |
break;
|
1726 |
#ifdef TARGET_NR_oldfstat
|
1727 |
case TARGET_NR_oldfstat:
|
1728 |
goto unimplemented;
|
1729 |
#endif
|
1730 |
case TARGET_NR_pause:
|
1731 |
ret = get_errno(pause()); |
1732 |
break;
|
1733 |
case TARGET_NR_utime:
|
1734 |
{ |
1735 |
struct utimbuf tbuf, *tbuf1;
|
1736 |
struct target_utimbuf *target_tbuf = (void *)arg2; |
1737 |
if (target_tbuf) {
|
1738 |
get_user(tbuf.actime, &target_tbuf->actime); |
1739 |
get_user(tbuf.modtime, &target_tbuf->modtime); |
1740 |
tbuf1 = &tbuf; |
1741 |
} else {
|
1742 |
tbuf1 = NULL;
|
1743 |
} |
1744 |
ret = get_errno(utime((const char *)arg1, tbuf1)); |
1745 |
} |
1746 |
break;
|
1747 |
case TARGET_NR_utimes:
|
1748 |
{ |
1749 |
struct target_timeval *target_tvp = (struct target_timeval *)arg2; |
1750 |
struct timeval *tvp, tv[2]; |
1751 |
if (target_tvp) {
|
1752 |
target_to_host_timeval(&tv[0], &target_tvp[0]); |
1753 |
target_to_host_timeval(&tv[1], &target_tvp[1]); |
1754 |
tvp = tv; |
1755 |
} else {
|
1756 |
tvp = NULL;
|
1757 |
} |
1758 |
ret = get_errno(utimes((const char *)arg1, tvp)); |
1759 |
} |
1760 |
break;
|
1761 |
#ifdef TARGET_NR_stty
|
1762 |
case TARGET_NR_stty:
|
1763 |
goto unimplemented;
|
1764 |
#endif
|
1765 |
#ifdef TARGET_NR_gtty
|
1766 |
case TARGET_NR_gtty:
|
1767 |
goto unimplemented;
|
1768 |
#endif
|
1769 |
case TARGET_NR_access:
|
1770 |
ret = get_errno(access((const char *)arg1, arg2)); |
1771 |
break;
|
1772 |
case TARGET_NR_nice:
|
1773 |
ret = get_errno(nice(arg1)); |
1774 |
break;
|
1775 |
#ifdef TARGET_NR_ftime
|
1776 |
case TARGET_NR_ftime:
|
1777 |
goto unimplemented;
|
1778 |
#endif
|
1779 |
case TARGET_NR_sync:
|
1780 |
sync(); |
1781 |
ret = 0;
|
1782 |
break;
|
1783 |
case TARGET_NR_kill:
|
1784 |
ret = get_errno(kill(arg1, arg2)); |
1785 |
break;
|
1786 |
case TARGET_NR_rename:
|
1787 |
ret = get_errno(rename((const char *)arg1, (const char *)arg2)); |
1788 |
break;
|
1789 |
case TARGET_NR_mkdir:
|
1790 |
ret = get_errno(mkdir((const char *)arg1, arg2)); |
1791 |
break;
|
1792 |
case TARGET_NR_rmdir:
|
1793 |
ret = get_errno(rmdir((const char *)arg1)); |
1794 |
break;
|
1795 |
case TARGET_NR_dup:
|
1796 |
ret = get_errno(dup(arg1)); |
1797 |
break;
|
1798 |
case TARGET_NR_pipe:
|
1799 |
{ |
1800 |
int *pipe_ptr = (int *)arg1; |
1801 |
ret = get_errno(pipe(pipe_ptr)); |
1802 |
if (!is_error(ret)) {
|
1803 |
tswap32s(&pipe_ptr[0]);
|
1804 |
tswap32s(&pipe_ptr[1]);
|
1805 |
} |
1806 |
} |
1807 |
break;
|
1808 |
case TARGET_NR_times:
|
1809 |
{ |
1810 |
struct target_tms *tmsp = (void *)arg1; |
1811 |
struct tms tms;
|
1812 |
ret = get_errno(times(&tms)); |
1813 |
if (tmsp) {
|
1814 |
tmsp->tms_utime = tswapl(host_to_target_clock_t(tms.tms_utime)); |
1815 |
tmsp->tms_stime = tswapl(host_to_target_clock_t(tms.tms_stime)); |
1816 |
tmsp->tms_cutime = tswapl(host_to_target_clock_t(tms.tms_cutime)); |
1817 |
tmsp->tms_cstime = tswapl(host_to_target_clock_t(tms.tms_cstime)); |
1818 |
} |
1819 |
if (!is_error(ret))
|
1820 |
ret = host_to_target_clock_t(ret); |
1821 |
} |
1822 |
break;
|
1823 |
#ifdef TARGET_NR_prof
|
1824 |
case TARGET_NR_prof:
|
1825 |
goto unimplemented;
|
1826 |
#endif
|
1827 |
case TARGET_NR_signal:
|
1828 |
goto unimplemented;
|
1829 |
|
1830 |
case TARGET_NR_acct:
|
1831 |
goto unimplemented;
|
1832 |
case TARGET_NR_umount2:
|
1833 |
ret = get_errno(umount2((const char *)arg1, arg2)); |
1834 |
break;
|
1835 |
#ifdef TARGET_NR_lock
|
1836 |
case TARGET_NR_lock:
|
1837 |
goto unimplemented;
|
1838 |
#endif
|
1839 |
case TARGET_NR_ioctl:
|
1840 |
ret = do_ioctl(arg1, arg2, arg3); |
1841 |
break;
|
1842 |
case TARGET_NR_fcntl:
|
1843 |
ret = get_errno(do_fcntl(arg1, arg2, arg3)); |
1844 |
break;
|
1845 |
#ifdef TARGET_NR_mpx
|
1846 |
case TARGET_NR_mpx:
|
1847 |
goto unimplemented;
|
1848 |
#endif
|
1849 |
case TARGET_NR_setpgid:
|
1850 |
ret = get_errno(setpgid(arg1, arg2)); |
1851 |
break;
|
1852 |
#ifdef TARGET_NR_ulimit
|
1853 |
case TARGET_NR_ulimit:
|
1854 |
goto unimplemented;
|
1855 |
#endif
|
1856 |
#ifdef TARGET_NR_oldolduname
|
1857 |
case TARGET_NR_oldolduname:
|
1858 |
goto unimplemented;
|
1859 |
#endif
|
1860 |
case TARGET_NR_umask:
|
1861 |
ret = get_errno(umask(arg1)); |
1862 |
break;
|
1863 |
case TARGET_NR_chroot:
|
1864 |
ret = get_errno(chroot((const char *)arg1)); |
1865 |
break;
|
1866 |
case TARGET_NR_ustat:
|
1867 |
goto unimplemented;
|
1868 |
case TARGET_NR_dup2:
|
1869 |
ret = get_errno(dup2(arg1, arg2)); |
1870 |
break;
|
1871 |
case TARGET_NR_getppid:
|
1872 |
ret = get_errno(getppid()); |
1873 |
break;
|
1874 |
case TARGET_NR_getpgrp:
|
1875 |
ret = get_errno(getpgrp()); |
1876 |
break;
|
1877 |
case TARGET_NR_setsid:
|
1878 |
ret = get_errno(setsid()); |
1879 |
break;
|
1880 |
case TARGET_NR_sigaction:
|
1881 |
{ |
1882 |
struct target_old_sigaction *old_act = (void *)arg2; |
1883 |
struct target_old_sigaction *old_oact = (void *)arg3; |
1884 |
struct target_sigaction act, oact, *pact;
|
1885 |
if (old_act) {
|
1886 |
act._sa_handler = old_act->_sa_handler; |
1887 |
target_siginitset(&act.sa_mask, old_act->sa_mask); |
1888 |
act.sa_flags = old_act->sa_flags; |
1889 |
act.sa_restorer = old_act->sa_restorer; |
1890 |
pact = &act; |
1891 |
} else {
|
1892 |
pact = NULL;
|
1893 |
} |
1894 |
ret = get_errno(do_sigaction(arg1, pact, &oact)); |
1895 |
if (!is_error(ret) && old_oact) {
|
1896 |
old_oact->_sa_handler = oact._sa_handler; |
1897 |
old_oact->sa_mask = oact.sa_mask.sig[0];
|
1898 |
old_oact->sa_flags = oact.sa_flags; |
1899 |
old_oact->sa_restorer = oact.sa_restorer; |
1900 |
} |
1901 |
} |
1902 |
break;
|
1903 |
case TARGET_NR_rt_sigaction:
|
1904 |
ret = get_errno(do_sigaction(arg1, (void *)arg2, (void *)arg3)); |
1905 |
break;
|
1906 |
case TARGET_NR_sgetmask:
|
1907 |
{ |
1908 |
sigset_t cur_set; |
1909 |
target_ulong target_set; |
1910 |
sigprocmask(0, NULL, &cur_set); |
1911 |
host_to_target_old_sigset(&target_set, &cur_set); |
1912 |
ret = target_set; |
1913 |
} |
1914 |
break;
|
1915 |
case TARGET_NR_ssetmask:
|
1916 |
{ |
1917 |
sigset_t set, oset, cur_set; |
1918 |
target_ulong target_set = arg1; |
1919 |
sigprocmask(0, NULL, &cur_set); |
1920 |
target_to_host_old_sigset(&set, &target_set); |
1921 |
sigorset(&set, &set, &cur_set); |
1922 |
sigprocmask(SIG_SETMASK, &set, &oset); |
1923 |
host_to_target_old_sigset(&target_set, &oset); |
1924 |
ret = target_set; |
1925 |
} |
1926 |
break;
|
1927 |
case TARGET_NR_sigprocmask:
|
1928 |
{ |
1929 |
int how = arg1;
|
1930 |
sigset_t set, oldset, *set_ptr; |
1931 |
target_ulong *pset = (void *)arg2, *poldset = (void *)arg3; |
1932 |
|
1933 |
if (pset) {
|
1934 |
switch(how) {
|
1935 |
case TARGET_SIG_BLOCK:
|
1936 |
how = SIG_BLOCK; |
1937 |
break;
|
1938 |
case TARGET_SIG_UNBLOCK:
|
1939 |
how = SIG_UNBLOCK; |
1940 |
break;
|
1941 |
case TARGET_SIG_SETMASK:
|
1942 |
how = SIG_SETMASK; |
1943 |
break;
|
1944 |
default:
|
1945 |
ret = -EINVAL; |
1946 |
goto fail;
|
1947 |
} |
1948 |
target_to_host_old_sigset(&set, pset); |
1949 |
set_ptr = &set; |
1950 |
} else {
|
1951 |
how = 0;
|
1952 |
set_ptr = NULL;
|
1953 |
} |
1954 |
ret = get_errno(sigprocmask(arg1, set_ptr, &oldset)); |
1955 |
if (!is_error(ret) && poldset) {
|
1956 |
host_to_target_old_sigset(poldset, &oldset); |
1957 |
} |
1958 |
} |
1959 |
break;
|
1960 |
case TARGET_NR_rt_sigprocmask:
|
1961 |
{ |
1962 |
int how = arg1;
|
1963 |
sigset_t set, oldset, *set_ptr; |
1964 |
target_sigset_t *pset = (void *)arg2;
|
1965 |
target_sigset_t *poldset = (void *)arg3;
|
1966 |
|
1967 |
if (pset) {
|
1968 |
switch(how) {
|
1969 |
case TARGET_SIG_BLOCK:
|
1970 |
how = SIG_BLOCK; |
1971 |
break;
|
1972 |
case TARGET_SIG_UNBLOCK:
|
1973 |
how = SIG_UNBLOCK; |
1974 |
break;
|
1975 |
case TARGET_SIG_SETMASK:
|
1976 |
how = SIG_SETMASK; |
1977 |
break;
|
1978 |
default:
|
1979 |
ret = -EINVAL; |
1980 |
goto fail;
|
1981 |
} |
1982 |
target_to_host_sigset(&set, pset); |
1983 |
set_ptr = &set; |
1984 |
} else {
|
1985 |
how = 0;
|
1986 |
set_ptr = NULL;
|
1987 |
} |
1988 |
ret = get_errno(sigprocmask(how, set_ptr, &oldset)); |
1989 |
if (!is_error(ret) && poldset) {
|
1990 |
host_to_target_sigset(poldset, &oldset); |
1991 |
} |
1992 |
} |
1993 |
break;
|
1994 |
case TARGET_NR_sigpending:
|
1995 |
{ |
1996 |
sigset_t set; |
1997 |
ret = get_errno(sigpending(&set)); |
1998 |
if (!is_error(ret)) {
|
1999 |
host_to_target_old_sigset((target_ulong *)arg1, &set); |
2000 |
} |
2001 |
} |
2002 |
break;
|
2003 |
case TARGET_NR_rt_sigpending:
|
2004 |
{ |
2005 |
sigset_t set; |
2006 |
ret = get_errno(sigpending(&set)); |
2007 |
if (!is_error(ret)) {
|
2008 |
host_to_target_sigset((target_sigset_t *)arg1, &set); |
2009 |
} |
2010 |
} |
2011 |
break;
|
2012 |
case TARGET_NR_sigsuspend:
|
2013 |
{ |
2014 |
sigset_t set; |
2015 |
target_to_host_old_sigset(&set, (target_ulong *)arg1); |
2016 |
ret = get_errno(sigsuspend(&set)); |
2017 |
} |
2018 |
break;
|
2019 |
case TARGET_NR_rt_sigsuspend:
|
2020 |
{ |
2021 |
sigset_t set; |
2022 |
target_to_host_sigset(&set, (target_sigset_t *)arg1); |
2023 |
ret = get_errno(sigsuspend(&set)); |
2024 |
} |
2025 |
break;
|
2026 |
case TARGET_NR_rt_sigtimedwait:
|
2027 |
{ |
2028 |
target_sigset_t *target_set = (void *)arg1;
|
2029 |
target_siginfo_t *target_uinfo = (void *)arg2;
|
2030 |
struct target_timespec *target_uts = (void *)arg3; |
2031 |
sigset_t set; |
2032 |
struct timespec uts, *puts;
|
2033 |
siginfo_t uinfo; |
2034 |
|
2035 |
target_to_host_sigset(&set, target_set); |
2036 |
if (target_uts) {
|
2037 |
puts = &uts; |
2038 |
puts->tv_sec = tswapl(target_uts->tv_sec); |
2039 |
puts->tv_nsec = tswapl(target_uts->tv_nsec); |
2040 |
} else {
|
2041 |
puts = NULL;
|
2042 |
} |
2043 |
ret = get_errno(sigtimedwait(&set, &uinfo, puts)); |
2044 |
if (!is_error(ret) && target_uinfo) {
|
2045 |
host_to_target_siginfo(target_uinfo, &uinfo); |
2046 |
} |
2047 |
} |
2048 |
break;
|
2049 |
case TARGET_NR_rt_sigqueueinfo:
|
2050 |
{ |
2051 |
siginfo_t uinfo; |
2052 |
target_to_host_siginfo(&uinfo, (target_siginfo_t *)arg3); |
2053 |
ret = get_errno(sys_rt_sigqueueinfo(arg1, arg2, &uinfo)); |
2054 |
} |
2055 |
break;
|
2056 |
case TARGET_NR_sigreturn:
|
2057 |
/* NOTE: ret is eax, so not transcoding must be done */
|
2058 |
ret = do_sigreturn(cpu_env); |
2059 |
break;
|
2060 |
case TARGET_NR_rt_sigreturn:
|
2061 |
/* NOTE: ret is eax, so not transcoding must be done */
|
2062 |
ret = do_rt_sigreturn(cpu_env); |
2063 |
break;
|
2064 |
case TARGET_NR_sethostname:
|
2065 |
ret = get_errno(sethostname((const char *)arg1, arg2)); |
2066 |
break;
|
2067 |
case TARGET_NR_setrlimit:
|
2068 |
{ |
2069 |
/* XXX: convert resource ? */
|
2070 |
int resource = arg1;
|
2071 |
struct target_rlimit *target_rlim = (void *)arg2; |
2072 |
struct rlimit rlim;
|
2073 |
rlim.rlim_cur = tswapl(target_rlim->rlim_cur); |
2074 |
rlim.rlim_max = tswapl(target_rlim->rlim_max); |
2075 |
ret = get_errno(setrlimit(resource, &rlim)); |
2076 |
} |
2077 |
break;
|
2078 |
case TARGET_NR_getrlimit:
|
2079 |
{ |
2080 |
/* XXX: convert resource ? */
|
2081 |
int resource = arg1;
|
2082 |
struct target_rlimit *target_rlim = (void *)arg2; |
2083 |
struct rlimit rlim;
|
2084 |
|
2085 |
ret = get_errno(getrlimit(resource, &rlim)); |
2086 |
if (!is_error(ret)) {
|
2087 |
target_rlim->rlim_cur = tswapl(rlim.rlim_cur); |
2088 |
target_rlim->rlim_max = tswapl(rlim.rlim_max); |
2089 |
} |
2090 |
} |
2091 |
break;
|
2092 |
case TARGET_NR_getrusage:
|
2093 |
{ |
2094 |
struct rusage rusage;
|
2095 |
struct target_rusage *target_rusage = (void *)arg2; |
2096 |
ret = get_errno(getrusage(arg1, &rusage)); |
2097 |
if (!is_error(ret)) {
|
2098 |
host_to_target_rusage(target_rusage, &rusage); |
2099 |
} |
2100 |
} |
2101 |
break;
|
2102 |
case TARGET_NR_gettimeofday:
|
2103 |
{ |
2104 |
struct target_timeval *target_tv = (void *)arg1; |
2105 |
struct timeval tv;
|
2106 |
ret = get_errno(gettimeofday(&tv, NULL));
|
2107 |
if (!is_error(ret)) {
|
2108 |
host_to_target_timeval(target_tv, &tv); |
2109 |
} |
2110 |
} |
2111 |
break;
|
2112 |
case TARGET_NR_settimeofday:
|
2113 |
{ |
2114 |
struct target_timeval *target_tv = (void *)arg1; |
2115 |
struct timeval tv;
|
2116 |
target_to_host_timeval(&tv, target_tv); |
2117 |
ret = get_errno(settimeofday(&tv, NULL));
|
2118 |
} |
2119 |
break;
|
2120 |
case TARGET_NR_select:
|
2121 |
{ |
2122 |
struct target_sel_arg_struct *sel = (void *)arg1; |
2123 |
sel->n = tswapl(sel->n); |
2124 |
sel->inp = tswapl(sel->inp); |
2125 |
sel->outp = tswapl(sel->outp); |
2126 |
sel->exp = tswapl(sel->exp); |
2127 |
sel->tvp = tswapl(sel->tvp); |
2128 |
ret = do_select(sel->n, (void *)sel->inp, (void *)sel->outp, |
2129 |
(void *)sel->exp, (void *)sel->tvp); |
2130 |
} |
2131 |
break;
|
2132 |
case TARGET_NR_symlink:
|
2133 |
ret = get_errno(symlink((const char *)arg1, (const char *)arg2)); |
2134 |
break;
|
2135 |
#ifdef TARGET_NR_oldlstat
|
2136 |
case TARGET_NR_oldlstat:
|
2137 |
goto unimplemented;
|
2138 |
#endif
|
2139 |
case TARGET_NR_readlink:
|
2140 |
ret = get_errno(readlink(path((const char *)arg1), (char *)arg2, arg3)); |
2141 |
break;
|
2142 |
case TARGET_NR_uselib:
|
2143 |
goto unimplemented;
|
2144 |
case TARGET_NR_swapon:
|
2145 |
ret = get_errno(swapon((const char *)arg1, arg2)); |
2146 |
break;
|
2147 |
case TARGET_NR_reboot:
|
2148 |
goto unimplemented;
|
2149 |
case TARGET_NR_readdir:
|
2150 |
goto unimplemented;
|
2151 |
case TARGET_NR_mmap:
|
2152 |
#if defined(TARGET_I386) || defined(TARGET_ARM)
|
2153 |
{ |
2154 |
uint32_t v1, v2, v3, v4, v5, v6, *vptr; |
2155 |
vptr = (uint32_t *)arg1; |
2156 |
v1 = tswap32(vptr[0]);
|
2157 |
v2 = tswap32(vptr[1]);
|
2158 |
v3 = tswap32(vptr[2]);
|
2159 |
v4 = tswap32(vptr[3]);
|
2160 |
v5 = tswap32(vptr[4]);
|
2161 |
v6 = tswap32(vptr[5]);
|
2162 |
ret = get_errno(target_mmap(v1, v2, v3, |
2163 |
target_to_host_bitmask(v4, mmap_flags_tbl), |
2164 |
v5, v6)); |
2165 |
} |
2166 |
#else
|
2167 |
ret = get_errno(target_mmap(arg1, arg2, arg3, |
2168 |
target_to_host_bitmask(arg4, mmap_flags_tbl), |
2169 |
arg5, |
2170 |
arg6)); |
2171 |
#endif
|
2172 |
break;
|
2173 |
#ifdef TARGET_NR_mmap2
|
2174 |
case TARGET_NR_mmap2:
|
2175 |
#if defined(TARGET_SPARC)
|
2176 |
#define MMAP_SHIFT 12 |
2177 |
#else
|
2178 |
#define MMAP_SHIFT TARGET_PAGE_BITS
|
2179 |
#endif
|
2180 |
ret = get_errno(target_mmap(arg1, arg2, arg3, |
2181 |
target_to_host_bitmask(arg4, mmap_flags_tbl), |
2182 |
arg5, |
2183 |
arg6 << MMAP_SHIFT)); |
2184 |
break;
|
2185 |
#endif
|
2186 |
case TARGET_NR_munmap:
|
2187 |
ret = get_errno(target_munmap(arg1, arg2)); |
2188 |
break;
|
2189 |
case TARGET_NR_mprotect:
|
2190 |
ret = get_errno(target_mprotect(arg1, arg2, arg3)); |
2191 |
break;
|
2192 |
case TARGET_NR_mremap:
|
2193 |
ret = get_errno(target_mremap(arg1, arg2, arg3, arg4, arg5)); |
2194 |
break;
|
2195 |
case TARGET_NR_msync:
|
2196 |
ret = get_errno(msync((void *)arg1, arg2, arg3));
|
2197 |
break;
|
2198 |
case TARGET_NR_mlock:
|
2199 |
ret = get_errno(mlock((void *)arg1, arg2));
|
2200 |
break;
|
2201 |
case TARGET_NR_munlock:
|
2202 |
ret = get_errno(munlock((void *)arg1, arg2));
|
2203 |
break;
|
2204 |
case TARGET_NR_mlockall:
|
2205 |
ret = get_errno(mlockall(arg1)); |
2206 |
break;
|
2207 |
case TARGET_NR_munlockall:
|
2208 |
ret = get_errno(munlockall()); |
2209 |
break;
|
2210 |
case TARGET_NR_truncate:
|
2211 |
ret = get_errno(truncate((const char *)arg1, arg2)); |
2212 |
break;
|
2213 |
case TARGET_NR_ftruncate:
|
2214 |
ret = get_errno(ftruncate(arg1, arg2)); |
2215 |
break;
|
2216 |
case TARGET_NR_fchmod:
|
2217 |
ret = get_errno(fchmod(arg1, arg2)); |
2218 |
break;
|
2219 |
case TARGET_NR_getpriority:
|
2220 |
ret = get_errno(getpriority(arg1, arg2)); |
2221 |
break;
|
2222 |
case TARGET_NR_setpriority:
|
2223 |
ret = get_errno(setpriority(arg1, arg2, arg3)); |
2224 |
break;
|
2225 |
#ifdef TARGET_NR_profil
|
2226 |
case TARGET_NR_profil:
|
2227 |
goto unimplemented;
|
2228 |
#endif
|
2229 |
case TARGET_NR_statfs:
|
2230 |
stfs = (void *)arg2;
|
2231 |
ret = get_errno(sys_statfs(path((const char *)arg1), stfs)); |
2232 |
convert_statfs:
|
2233 |
if (!is_error(ret)) {
|
2234 |
tswap32s(&stfs->f_type); |
2235 |
tswap32s(&stfs->f_bsize); |
2236 |
tswap32s(&stfs->f_blocks); |
2237 |
tswap32s(&stfs->f_bfree); |
2238 |
tswap32s(&stfs->f_bavail); |
2239 |
tswap32s(&stfs->f_files); |
2240 |
tswap32s(&stfs->f_ffree); |
2241 |
tswap32s(&stfs->f_fsid.val[0]);
|
2242 |
tswap32s(&stfs->f_fsid.val[1]);
|
2243 |
tswap32s(&stfs->f_namelen); |
2244 |
} |
2245 |
break;
|
2246 |
case TARGET_NR_fstatfs:
|
2247 |
stfs = (void *)arg2;
|
2248 |
ret = get_errno(sys_fstatfs(arg1, stfs)); |
2249 |
goto convert_statfs;
|
2250 |
#ifdef TARGET_NR_ioperm
|
2251 |
case TARGET_NR_ioperm:
|
2252 |
goto unimplemented;
|
2253 |
#endif
|
2254 |
case TARGET_NR_socketcall:
|
2255 |
ret = do_socketcall(arg1, (int32_t *)arg2); |
2256 |
break;
|
2257 |
case TARGET_NR_syslog:
|
2258 |
goto unimplemented;
|
2259 |
case TARGET_NR_setitimer:
|
2260 |
{ |
2261 |
struct target_itimerval *target_value = (void *)arg2; |
2262 |
struct target_itimerval *target_ovalue = (void *)arg3; |
2263 |
struct itimerval value, ovalue, *pvalue;
|
2264 |
|
2265 |
if (target_value) {
|
2266 |
pvalue = &value; |
2267 |
target_to_host_timeval(&pvalue->it_interval, |
2268 |
&target_value->it_interval); |
2269 |
target_to_host_timeval(&pvalue->it_value, |
2270 |
&target_value->it_value); |
2271 |
} else {
|
2272 |
pvalue = NULL;
|
2273 |
} |
2274 |
ret = get_errno(setitimer(arg1, pvalue, &ovalue)); |
2275 |
if (!is_error(ret) && target_ovalue) {
|
2276 |
host_to_target_timeval(&target_ovalue->it_interval, |
2277 |
&ovalue.it_interval); |
2278 |
host_to_target_timeval(&target_ovalue->it_value, |
2279 |
&ovalue.it_value); |
2280 |
} |
2281 |
} |
2282 |
break;
|
2283 |
case TARGET_NR_getitimer:
|
2284 |
{ |
2285 |
struct target_itimerval *target_value = (void *)arg2; |
2286 |
struct itimerval value;
|
2287 |
|
2288 |
ret = get_errno(getitimer(arg1, &value)); |
2289 |
if (!is_error(ret) && target_value) {
|
2290 |
host_to_target_timeval(&target_value->it_interval, |
2291 |
&value.it_interval); |
2292 |
host_to_target_timeval(&target_value->it_value, |
2293 |
&value.it_value); |
2294 |
} |
2295 |
} |
2296 |
break;
|
2297 |
case TARGET_NR_stat:
|
2298 |
ret = get_errno(stat(path((const char *)arg1), &st)); |
2299 |
goto do_stat;
|
2300 |
case TARGET_NR_lstat:
|
2301 |
ret = get_errno(lstat(path((const char *)arg1), &st)); |
2302 |
goto do_stat;
|
2303 |
case TARGET_NR_fstat:
|
2304 |
{ |
2305 |
ret = get_errno(fstat(arg1, &st)); |
2306 |
do_stat:
|
2307 |
if (!is_error(ret)) {
|
2308 |
struct target_stat *target_st = (void *)arg2; |
2309 |
target_st->st_dev = tswap16(st.st_dev); |
2310 |
target_st->st_ino = tswapl(st.st_ino); |
2311 |
#if defined(TARGET_PPC)
|
2312 |
target_st->st_mode = tswapl(st.st_mode); /* XXX: check this */
|
2313 |
target_st->st_uid = tswap32(st.st_uid); |
2314 |
target_st->st_gid = tswap32(st.st_gid); |
2315 |
#else
|
2316 |
target_st->st_mode = tswap16(st.st_mode); |
2317 |
target_st->st_uid = tswap16(st.st_uid); |
2318 |
target_st->st_gid = tswap16(st.st_gid); |
2319 |
#endif
|
2320 |
target_st->st_nlink = tswap16(st.st_nlink); |
2321 |
target_st->st_rdev = tswap16(st.st_rdev); |
2322 |
target_st->st_size = tswapl(st.st_size); |
2323 |
target_st->st_blksize = tswapl(st.st_blksize); |
2324 |
target_st->st_blocks = tswapl(st.st_blocks); |
2325 |
target_st->target_st_atime = tswapl(st.st_atime); |
2326 |
target_st->target_st_mtime = tswapl(st.st_mtime); |
2327 |
target_st->target_st_ctime = tswapl(st.st_ctime); |
2328 |
} |
2329 |
} |
2330 |
break;
|
2331 |
#ifdef TARGET_NR_olduname
|
2332 |
case TARGET_NR_olduname:
|
2333 |
goto unimplemented;
|
2334 |
#endif
|
2335 |
#ifdef TARGET_NR_iopl
|
2336 |
case TARGET_NR_iopl:
|
2337 |
goto unimplemented;
|
2338 |
#endif
|
2339 |
case TARGET_NR_vhangup:
|
2340 |
ret = get_errno(vhangup()); |
2341 |
break;
|
2342 |
#ifdef TARGET_NR_idle
|
2343 |
case TARGET_NR_idle:
|
2344 |
goto unimplemented;
|
2345 |
#endif
|
2346 |
#ifdef TARGET_NR_syscall
|
2347 |
case TARGET_NR_syscall:
|
2348 |
ret = do_syscall(cpu_env,arg1 & 0xffff,arg2,arg3,arg4,arg5,arg6,0); |
2349 |
break;
|
2350 |
#endif
|
2351 |
case TARGET_NR_wait4:
|
2352 |
{ |
2353 |
int status;
|
2354 |
target_long *status_ptr = (void *)arg2;
|
2355 |
struct rusage rusage, *rusage_ptr;
|
2356 |
struct target_rusage *target_rusage = (void *)arg4; |
2357 |
if (target_rusage)
|
2358 |
rusage_ptr = &rusage; |
2359 |
else
|
2360 |
rusage_ptr = NULL;
|
2361 |
ret = get_errno(wait4(arg1, &status, arg3, rusage_ptr)); |
2362 |
if (!is_error(ret)) {
|
2363 |
if (status_ptr)
|
2364 |
*status_ptr = tswap32(status); |
2365 |
if (target_rusage) {
|
2366 |
host_to_target_rusage(target_rusage, &rusage); |
2367 |
} |
2368 |
} |
2369 |
} |
2370 |
break;
|
2371 |
case TARGET_NR_swapoff:
|
2372 |
ret = get_errno(swapoff((const char *)arg1)); |
2373 |
break;
|
2374 |
case TARGET_NR_sysinfo:
|
2375 |
{ |
2376 |
struct target_sysinfo *target_value = (void *)arg1; |
2377 |
struct sysinfo value;
|
2378 |
ret = get_errno(sysinfo(&value)); |
2379 |
if (!is_error(ret) && target_value)
|
2380 |
{ |
2381 |
__put_user(value.uptime, &target_value->uptime); |
2382 |
__put_user(value.loads[0], &target_value->loads[0]); |
2383 |
__put_user(value.loads[1], &target_value->loads[1]); |
2384 |
__put_user(value.loads[2], &target_value->loads[2]); |
2385 |
__put_user(value.totalram, &target_value->totalram); |
2386 |
__put_user(value.freeram, &target_value->freeram); |
2387 |
__put_user(value.sharedram, &target_value->sharedram); |
2388 |
__put_user(value.bufferram, &target_value->bufferram); |
2389 |
__put_user(value.totalswap, &target_value->totalswap); |
2390 |
__put_user(value.freeswap, &target_value->freeswap); |
2391 |
__put_user(value.procs, &target_value->procs); |
2392 |
__put_user(value.totalhigh, &target_value->totalhigh); |
2393 |
__put_user(value.freehigh, &target_value->freehigh); |
2394 |
__put_user(value.mem_unit, &target_value->mem_unit); |
2395 |
} |
2396 |
} |
2397 |
break;
|
2398 |
case TARGET_NR_ipc:
|
2399 |
ret = do_ipc(arg1, arg2, arg3, arg4, arg5, arg6); |
2400 |
break;
|
2401 |
case TARGET_NR_fsync:
|
2402 |
ret = get_errno(fsync(arg1)); |
2403 |
break;
|
2404 |
case TARGET_NR_clone:
|
2405 |
ret = get_errno(do_fork(cpu_env, arg1, arg2)); |
2406 |
break;
|
2407 |
#ifdef __NR_exit_group
|
2408 |
/* new thread calls */
|
2409 |
case TARGET_NR_exit_group:
|
2410 |
ret = get_errno(exit_group(arg1)); |
2411 |
break;
|
2412 |
#endif
|
2413 |
case TARGET_NR_setdomainname:
|
2414 |
ret = get_errno(setdomainname((const char *)arg1, arg2)); |
2415 |
break;
|
2416 |
case TARGET_NR_uname:
|
2417 |
/* no need to transcode because we use the linux syscall */
|
2418 |
{ |
2419 |
struct new_utsname * buf;
|
2420 |
|
2421 |
buf = (struct new_utsname *)arg1;
|
2422 |
ret = get_errno(sys_uname(buf)); |
2423 |
if (!is_error(ret)) {
|
2424 |
/* Overrite the native machine name with whatever is being
|
2425 |
emulated. */
|
2426 |
strcpy (buf->machine, UNAME_MACHINE); |
2427 |
} |
2428 |
} |
2429 |
break;
|
2430 |
#ifdef TARGET_I386
|
2431 |
case TARGET_NR_modify_ldt:
|
2432 |
ret = get_errno(do_modify_ldt(cpu_env, arg1, (void *)arg2, arg3));
|
2433 |
break;
|
2434 |
case TARGET_NR_vm86old:
|
2435 |
goto unimplemented;
|
2436 |
case TARGET_NR_vm86:
|
2437 |
ret = do_vm86(cpu_env, arg1, (void *)arg2);
|
2438 |
break;
|
2439 |
#endif
|
2440 |
case TARGET_NR_adjtimex:
|
2441 |
goto unimplemented;
|
2442 |
case TARGET_NR_create_module:
|
2443 |
case TARGET_NR_init_module:
|
2444 |
case TARGET_NR_delete_module:
|
2445 |
case TARGET_NR_get_kernel_syms:
|
2446 |
goto unimplemented;
|
2447 |
case TARGET_NR_quotactl:
|
2448 |
goto unimplemented;
|
2449 |
case TARGET_NR_getpgid:
|
2450 |
ret = get_errno(getpgid(arg1)); |
2451 |
break;
|
2452 |
case TARGET_NR_fchdir:
|
2453 |
ret = get_errno(fchdir(arg1)); |
2454 |
break;
|
2455 |
case TARGET_NR_bdflush:
|
2456 |
goto unimplemented;
|
2457 |
case TARGET_NR_sysfs:
|
2458 |
goto unimplemented;
|
2459 |
case TARGET_NR_personality:
|
2460 |
ret = get_errno(personality(arg1)); |
2461 |
break;
|
2462 |
case TARGET_NR_afs_syscall:
|
2463 |
goto unimplemented;
|
2464 |
case TARGET_NR__llseek:
|
2465 |
{ |
2466 |
#if defined (__x86_64__)
|
2467 |
ret = get_errno(lseek(arg1, ((uint64_t )arg2 << 32) | arg3, arg5));
|
2468 |
*(int64_t *)arg4 = ret; |
2469 |
#else
|
2470 |
int64_t res; |
2471 |
ret = get_errno(_llseek(arg1, arg2, arg3, &res, arg5)); |
2472 |
*(int64_t *)arg4 = tswap64(res); |
2473 |
#endif
|
2474 |
} |
2475 |
break;
|
2476 |
case TARGET_NR_getdents:
|
2477 |
#if TARGET_LONG_SIZE != 4 |
2478 |
#warning not supported
|
2479 |
#elif TARGET_LONG_SIZE == 4 && HOST_LONG_SIZE == 8 |
2480 |
{ |
2481 |
struct target_dirent *target_dirp = (void *)arg2; |
2482 |
struct dirent *dirp;
|
2483 |
long count = arg3;
|
2484 |
|
2485 |
dirp = malloc(count); |
2486 |
if (!dirp)
|
2487 |
return -ENOMEM;
|
2488 |
|
2489 |
ret = get_errno(sys_getdents(arg1, dirp, count)); |
2490 |
if (!is_error(ret)) {
|
2491 |
struct dirent *de;
|
2492 |
struct target_dirent *tde;
|
2493 |
int len = ret;
|
2494 |
int reclen, treclen;
|
2495 |
int count1, tnamelen;
|
2496 |
|
2497 |
count1 = 0;
|
2498 |
de = dirp; |
2499 |
tde = target_dirp; |
2500 |
while (len > 0) { |
2501 |
reclen = de->d_reclen; |
2502 |
treclen = reclen - (2 * (sizeof(long) - sizeof(target_long))); |
2503 |
tde->d_reclen = tswap16(treclen); |
2504 |
tde->d_ino = tswapl(de->d_ino); |
2505 |
tde->d_off = tswapl(de->d_off); |
2506 |
tnamelen = treclen - (2 * sizeof(target_long) + 2); |
2507 |
if (tnamelen > 256) |
2508 |
tnamelen = 256;
|
2509 |
/* XXX: may not be correct */
|
2510 |
strncpy(tde->d_name, de->d_name, tnamelen); |
2511 |
de = (struct dirent *)((char *)de + reclen); |
2512 |
len -= reclen; |
2513 |
tde = (struct dirent *)((char *)tde + treclen); |
2514 |
count1 += treclen; |
2515 |
} |
2516 |
ret = count1; |
2517 |
} |
2518 |
free(dirp); |
2519 |
} |
2520 |
#else
|
2521 |
{ |
2522 |
struct dirent *dirp = (void *)arg2; |
2523 |
long count = arg3;
|
2524 |
|
2525 |
ret = get_errno(sys_getdents(arg1, dirp, count)); |
2526 |
if (!is_error(ret)) {
|
2527 |
struct dirent *de;
|
2528 |
int len = ret;
|
2529 |
int reclen;
|
2530 |
de = dirp; |
2531 |
while (len > 0) { |
2532 |
reclen = de->d_reclen; |
2533 |
if (reclen > len)
|
2534 |
break;
|
2535 |
de->d_reclen = tswap16(reclen); |
2536 |
tswapls(&de->d_ino); |
2537 |
tswapls(&de->d_off); |
2538 |
de = (struct dirent *)((char *)de + reclen); |
2539 |
len -= reclen; |
2540 |
} |
2541 |
} |
2542 |
} |
2543 |
#endif
|
2544 |
break;
|
2545 |
#ifdef TARGET_NR_getdents64
|
2546 |
case TARGET_NR_getdents64:
|
2547 |
{ |
2548 |
struct dirent64 *dirp = (void *)arg2; |
2549 |
long count = arg3;
|
2550 |
ret = get_errno(sys_getdents64(arg1, dirp, count)); |
2551 |
if (!is_error(ret)) {
|
2552 |
struct dirent64 *de;
|
2553 |
int len = ret;
|
2554 |
int reclen;
|
2555 |
de = dirp; |
2556 |
while (len > 0) { |
2557 |
reclen = de->d_reclen; |
2558 |
if (reclen > len)
|
2559 |
break;
|
2560 |
de->d_reclen = tswap16(reclen); |
2561 |
tswap64s(&de->d_ino); |
2562 |
tswap64s(&de->d_off); |
2563 |
de = (struct dirent64 *)((char *)de + reclen); |
2564 |
len -= reclen; |
2565 |
} |
2566 |
} |
2567 |
} |
2568 |
break;
|
2569 |
#endif /* TARGET_NR_getdents64 */ |
2570 |
case TARGET_NR__newselect:
|
2571 |
ret = do_select(arg1, (void *)arg2, (void *)arg3, (void *)arg4, |
2572 |
(void *)arg5);
|
2573 |
break;
|
2574 |
case TARGET_NR_poll:
|
2575 |
{ |
2576 |
struct target_pollfd *target_pfd = (void *)arg1; |
2577 |
unsigned int nfds = arg2; |
2578 |
int timeout = arg3;
|
2579 |
struct pollfd *pfd;
|
2580 |
unsigned int i; |
2581 |
|
2582 |
pfd = alloca(sizeof(struct pollfd) * nfds); |
2583 |
for(i = 0; i < nfds; i++) { |
2584 |
pfd[i].fd = tswap32(target_pfd[i].fd); |
2585 |
pfd[i].events = tswap16(target_pfd[i].events); |
2586 |
} |
2587 |
ret = get_errno(poll(pfd, nfds, timeout)); |
2588 |
if (!is_error(ret)) {
|
2589 |
for(i = 0; i < nfds; i++) { |
2590 |
target_pfd[i].revents = tswap16(pfd[i].revents); |
2591 |
} |
2592 |
} |
2593 |
} |
2594 |
break;
|
2595 |
case TARGET_NR_flock:
|
2596 |
/* NOTE: the flock constant seems to be the same for every
|
2597 |
Linux platform */
|
2598 |
ret = get_errno(flock(arg1, arg2)); |
2599 |
break;
|
2600 |
case TARGET_NR_readv:
|
2601 |
{ |
2602 |
int count = arg3;
|
2603 |
int i;
|
2604 |
struct iovec *vec;
|
2605 |
struct target_iovec *target_vec = (void *)arg2; |
2606 |
|
2607 |
vec = alloca(count * sizeof(struct iovec)); |
2608 |
for(i = 0;i < count; i++) { |
2609 |
vec[i].iov_base = (void *)tswapl(target_vec[i].iov_base);
|
2610 |
vec[i].iov_len = tswapl(target_vec[i].iov_len); |
2611 |
} |
2612 |
ret = get_errno(readv(arg1, vec, count)); |
2613 |
} |
2614 |
break;
|
2615 |
case TARGET_NR_writev:
|
2616 |
{ |
2617 |
int count = arg3;
|
2618 |
int i;
|
2619 |
struct iovec *vec;
|
2620 |
struct target_iovec *target_vec = (void *)arg2; |
2621 |
|
2622 |
vec = alloca(count * sizeof(struct iovec)); |
2623 |
for(i = 0;i < count; i++) { |
2624 |
vec[i].iov_base = (void *)tswapl(target_vec[i].iov_base);
|
2625 |
vec[i].iov_len = tswapl(target_vec[i].iov_len); |
2626 |
} |
2627 |
ret = get_errno(writev(arg1, vec, count)); |
2628 |
} |
2629 |
break;
|
2630 |
case TARGET_NR_getsid:
|
2631 |
ret = get_errno(getsid(arg1)); |
2632 |
break;
|
2633 |
case TARGET_NR_fdatasync:
|
2634 |
ret = get_errno(fdatasync(arg1)); |
2635 |
break;
|
2636 |
case TARGET_NR__sysctl:
|
2637 |
/* We don't implement this, but ENODIR is always a safe
|
2638 |
return value. */
|
2639 |
return -ENOTDIR;
|
2640 |
case TARGET_NR_sched_setparam:
|
2641 |
{ |
2642 |
struct sched_param *target_schp = (void *)arg2; |
2643 |
struct sched_param schp;
|
2644 |
schp.sched_priority = tswap32(target_schp->sched_priority); |
2645 |
ret = get_errno(sched_setparam(arg1, &schp)); |
2646 |
} |
2647 |
break;
|
2648 |
case TARGET_NR_sched_getparam:
|
2649 |
{ |
2650 |
struct sched_param *target_schp = (void *)arg2; |
2651 |
struct sched_param schp;
|
2652 |
ret = get_errno(sched_getparam(arg1, &schp)); |
2653 |
if (!is_error(ret)) {
|
2654 |
target_schp->sched_priority = tswap32(schp.sched_priority); |
2655 |
} |
2656 |
} |
2657 |
break;
|
2658 |
case TARGET_NR_sched_setscheduler:
|
2659 |
{ |
2660 |
struct sched_param *target_schp = (void *)arg3; |
2661 |
struct sched_param schp;
|
2662 |
schp.sched_priority = tswap32(target_schp->sched_priority); |
2663 |
ret = get_errno(sched_setscheduler(arg1, arg2, &schp)); |
2664 |
} |
2665 |
break;
|
2666 |
case TARGET_NR_sched_getscheduler:
|
2667 |
ret = get_errno(sched_getscheduler(arg1)); |
2668 |
break;
|
2669 |
case TARGET_NR_sched_yield:
|
2670 |
ret = get_errno(sched_yield()); |
2671 |
break;
|
2672 |
case TARGET_NR_sched_get_priority_max:
|
2673 |
ret = get_errno(sched_get_priority_max(arg1)); |
2674 |
break;
|
2675 |
case TARGET_NR_sched_get_priority_min:
|
2676 |
ret = get_errno(sched_get_priority_min(arg1)); |
2677 |
break;
|
2678 |
case TARGET_NR_sched_rr_get_interval:
|
2679 |
{ |
2680 |
struct target_timespec *target_ts = (void *)arg2; |
2681 |
struct timespec ts;
|
2682 |
ret = get_errno(sched_rr_get_interval(arg1, &ts)); |
2683 |
if (!is_error(ret)) {
|
2684 |
target_ts->tv_sec = tswapl(ts.tv_sec); |
2685 |
target_ts->tv_nsec = tswapl(ts.tv_nsec); |
2686 |
} |
2687 |
} |
2688 |
break;
|
2689 |
case TARGET_NR_nanosleep:
|
2690 |
{ |
2691 |
struct target_timespec *target_req = (void *)arg1; |
2692 |
struct target_timespec *target_rem = (void *)arg2; |
2693 |
struct timespec req, rem;
|
2694 |
req.tv_sec = tswapl(target_req->tv_sec); |
2695 |
req.tv_nsec = tswapl(target_req->tv_nsec); |
2696 |
ret = get_errno(nanosleep(&req, &rem)); |
2697 |
if (is_error(ret) && target_rem) {
|
2698 |
target_rem->tv_sec = tswapl(rem.tv_sec); |
2699 |
target_rem->tv_nsec = tswapl(rem.tv_nsec); |
2700 |
} |
2701 |
} |
2702 |
break;
|
2703 |
case TARGET_NR_query_module:
|
2704 |
goto unimplemented;
|
2705 |
case TARGET_NR_nfsservctl:
|
2706 |
goto unimplemented;
|
2707 |
case TARGET_NR_prctl:
|
2708 |
goto unimplemented;
|
2709 |
#ifdef TARGET_NR_pread
|
2710 |
case TARGET_NR_pread:
|
2711 |
page_unprotect_range((void *)arg2, arg3);
|
2712 |
ret = get_errno(pread(arg1, (void *)arg2, arg3, arg4));
|
2713 |
break;
|
2714 |
case TARGET_NR_pwrite:
|
2715 |
ret = get_errno(pwrite(arg1, (void *)arg2, arg3, arg4));
|
2716 |
break;
|
2717 |
#endif
|
2718 |
case TARGET_NR_getcwd:
|
2719 |
ret = get_errno(sys_getcwd1((char *)arg1, arg2));
|
2720 |
break;
|
2721 |
case TARGET_NR_capget:
|
2722 |
goto unimplemented;
|
2723 |
case TARGET_NR_capset:
|
2724 |
goto unimplemented;
|
2725 |
case TARGET_NR_sigaltstack:
|
2726 |
goto unimplemented;
|
2727 |
case TARGET_NR_sendfile:
|
2728 |
goto unimplemented;
|
2729 |
#ifdef TARGET_NR_getpmsg
|
2730 |
case TARGET_NR_getpmsg:
|
2731 |
goto unimplemented;
|
2732 |
#endif
|
2733 |
#ifdef TARGET_NR_putpmsg
|
2734 |
case TARGET_NR_putpmsg:
|
2735 |
goto unimplemented;
|
2736 |
#endif
|
2737 |
case TARGET_NR_vfork:
|
2738 |
ret = get_errno(do_fork(cpu_env, CLONE_VFORK | CLONE_VM | SIGCHLD, 0));
|
2739 |
break;
|
2740 |
#ifdef TARGET_NR_ugetrlimit
|
2741 |
case TARGET_NR_ugetrlimit:
|
2742 |
{ |
2743 |
struct rlimit rlim;
|
2744 |
ret = get_errno(getrlimit(arg1, &rlim)); |
2745 |
if (!is_error(ret)) {
|
2746 |
struct target_rlimit *target_rlim = (void *)arg2; |
2747 |
target_rlim->rlim_cur = tswapl(rlim.rlim_cur); |
2748 |
target_rlim->rlim_max = tswapl(rlim.rlim_max); |
2749 |
} |
2750 |
break;
|
2751 |
} |
2752 |
#endif
|
2753 |
#ifdef TARGET_NR_truncate64
|
2754 |
case TARGET_NR_truncate64:
|
2755 |
goto unimplemented;
|
2756 |
#endif
|
2757 |
#ifdef TARGET_NR_ftruncate64
|
2758 |
case TARGET_NR_ftruncate64:
|
2759 |
goto unimplemented;
|
2760 |
#endif
|
2761 |
#ifdef TARGET_NR_stat64
|
2762 |
case TARGET_NR_stat64:
|
2763 |
ret = get_errno(stat(path((const char *)arg1), &st)); |
2764 |
goto do_stat64;
|
2765 |
#endif
|
2766 |
#ifdef TARGET_NR_lstat64
|
2767 |
case TARGET_NR_lstat64:
|
2768 |
ret = get_errno(lstat(path((const char *)arg1), &st)); |
2769 |
goto do_stat64;
|
2770 |
#endif
|
2771 |
#ifdef TARGET_NR_fstat64
|
2772 |
case TARGET_NR_fstat64:
|
2773 |
{ |
2774 |
ret = get_errno(fstat(arg1, &st)); |
2775 |
do_stat64:
|
2776 |
if (!is_error(ret)) {
|
2777 |
struct target_stat64 *target_st = (void *)arg2; |
2778 |
memset(target_st, 0, sizeof(struct target_stat64)); |
2779 |
put_user(st.st_dev, &target_st->st_dev); |
2780 |
put_user(st.st_ino, &target_st->st_ino); |
2781 |
#ifdef TARGET_STAT64_HAS_BROKEN_ST_INO
|
2782 |
put_user(st.st_ino, &target_st->__st_ino); |
2783 |
#endif
|
2784 |
put_user(st.st_mode, &target_st->st_mode); |
2785 |
put_user(st.st_nlink, &target_st->st_nlink); |
2786 |
put_user(st.st_uid, &target_st->st_uid); |
2787 |
put_user(st.st_gid, &target_st->st_gid); |
2788 |
put_user(st.st_rdev, &target_st->st_rdev); |
2789 |
/* XXX: better use of kernel struct */
|
2790 |
put_user(st.st_size, &target_st->st_size); |
2791 |
put_user(st.st_blksize, &target_st->st_blksize); |
2792 |
put_user(st.st_blocks, &target_st->st_blocks); |
2793 |
put_user(st.st_atime, &target_st->target_st_atime); |
2794 |
put_user(st.st_mtime, &target_st->target_st_mtime); |
2795 |
put_user(st.st_ctime, &target_st->target_st_ctime); |
2796 |
} |
2797 |
} |
2798 |
break;
|
2799 |
#endif
|
2800 |
#ifdef USE_UID16
|
2801 |
case TARGET_NR_lchown:
|
2802 |
ret = get_errno(lchown((const char *)arg1, low2highuid(arg2), low2highgid(arg3))); |
2803 |
break;
|
2804 |
case TARGET_NR_getuid:
|
2805 |
ret = get_errno(high2lowuid(getuid())); |
2806 |
break;
|
2807 |
case TARGET_NR_getgid:
|
2808 |
ret = get_errno(high2lowgid(getgid())); |
2809 |
break;
|
2810 |
case TARGET_NR_geteuid:
|
2811 |
ret = get_errno(high2lowuid(geteuid())); |
2812 |
break;
|
2813 |
case TARGET_NR_getegid:
|
2814 |
ret = get_errno(high2lowgid(getegid())); |
2815 |
break;
|
2816 |
case TARGET_NR_setreuid:
|
2817 |
ret = get_errno(setreuid(low2highuid(arg1), low2highuid(arg2))); |
2818 |
break;
|
2819 |
case TARGET_NR_setregid:
|
2820 |
ret = get_errno(setregid(low2highgid(arg1), low2highgid(arg2))); |
2821 |
break;
|
2822 |
case TARGET_NR_getgroups:
|
2823 |
{ |
2824 |
int gidsetsize = arg1;
|
2825 |
uint16_t *target_grouplist = (void *)arg2;
|
2826 |
gid_t *grouplist; |
2827 |
int i;
|
2828 |
|
2829 |
grouplist = alloca(gidsetsize * sizeof(gid_t));
|
2830 |
ret = get_errno(getgroups(gidsetsize, grouplist)); |
2831 |
if (!is_error(ret)) {
|
2832 |
for(i = 0;i < gidsetsize; i++) |
2833 |
target_grouplist[i] = tswap16(grouplist[i]); |
2834 |
} |
2835 |
} |
2836 |
break;
|
2837 |
case TARGET_NR_setgroups:
|
2838 |
{ |
2839 |
int gidsetsize = arg1;
|
2840 |
uint16_t *target_grouplist = (void *)arg2;
|
2841 |
gid_t *grouplist; |
2842 |
int i;
|
2843 |
|
2844 |
grouplist = alloca(gidsetsize * sizeof(gid_t));
|
2845 |
for(i = 0;i < gidsetsize; i++) |
2846 |
grouplist[i] = tswap16(target_grouplist[i]); |
2847 |
ret = get_errno(setgroups(gidsetsize, grouplist)); |
2848 |
} |
2849 |
break;
|
2850 |
case TARGET_NR_fchown:
|
2851 |
ret = get_errno(fchown(arg1, low2highuid(arg2), low2highgid(arg3))); |
2852 |
break;
|
2853 |
#ifdef TARGET_NR_setresuid
|
2854 |
case TARGET_NR_setresuid:
|
2855 |
ret = get_errno(setresuid(low2highuid(arg1), |
2856 |
low2highuid(arg2), |
2857 |
low2highuid(arg3))); |
2858 |
break;
|
2859 |
#endif
|
2860 |
#ifdef TARGET_NR_getresuid
|
2861 |
case TARGET_NR_getresuid:
|
2862 |
{ |
2863 |
int ruid, euid, suid;
|
2864 |
ret = get_errno(getresuid(&ruid, &euid, &suid)); |
2865 |
if (!is_error(ret)) {
|
2866 |
*(uint16_t *)arg1 = tswap16(high2lowuid(ruid)); |
2867 |
*(uint16_t *)arg2 = tswap16(high2lowuid(euid)); |
2868 |
*(uint16_t *)arg3 = tswap16(high2lowuid(suid)); |
2869 |
} |
2870 |
} |
2871 |
break;
|
2872 |
#endif
|
2873 |
#ifdef TARGET_NR_getresgid
|
2874 |
case TARGET_NR_setresgid:
|
2875 |
ret = get_errno(setresgid(low2highgid(arg1), |
2876 |
low2highgid(arg2), |
2877 |
low2highgid(arg3))); |
2878 |
break;
|
2879 |
#endif
|
2880 |
#ifdef TARGET_NR_getresgid
|
2881 |
case TARGET_NR_getresgid:
|
2882 |
{ |
2883 |
int rgid, egid, sgid;
|
2884 |
ret = get_errno(getresgid(&rgid, &egid, &sgid)); |
2885 |
if (!is_error(ret)) {
|
2886 |
*(uint16_t *)arg1 = tswap16(high2lowgid(rgid)); |
2887 |
*(uint16_t *)arg2 = tswap16(high2lowgid(egid)); |
2888 |
*(uint16_t *)arg3 = tswap16(high2lowgid(sgid)); |
2889 |
} |
2890 |
} |
2891 |
break;
|
2892 |
#endif
|
2893 |
case TARGET_NR_chown:
|
2894 |
ret = get_errno(chown((const char *)arg1, low2highuid(arg2), low2highgid(arg3))); |
2895 |
break;
|
2896 |
case TARGET_NR_setuid:
|
2897 |
ret = get_errno(setuid(low2highuid(arg1))); |
2898 |
break;
|
2899 |
case TARGET_NR_setgid:
|
2900 |
ret = get_errno(setgid(low2highgid(arg1))); |
2901 |
break;
|
2902 |
case TARGET_NR_setfsuid:
|
2903 |
ret = get_errno(setfsuid(arg1)); |
2904 |
break;
|
2905 |
case TARGET_NR_setfsgid:
|
2906 |
ret = get_errno(setfsgid(arg1)); |
2907 |
break;
|
2908 |
#endif /* USE_UID16 */ |
2909 |
|
2910 |
#ifdef TARGET_NR_lchown32
|
2911 |
case TARGET_NR_lchown32:
|
2912 |
ret = get_errno(lchown((const char *)arg1, arg2, arg3)); |
2913 |
break;
|
2914 |
#endif
|
2915 |
#ifdef TARGET_NR_getuid32
|
2916 |
case TARGET_NR_getuid32:
|
2917 |
ret = get_errno(getuid()); |
2918 |
break;
|
2919 |
#endif
|
2920 |
#ifdef TARGET_NR_getgid32
|
2921 |
case TARGET_NR_getgid32:
|
2922 |
ret = get_errno(getgid()); |
2923 |
break;
|
2924 |
#endif
|
2925 |
#ifdef TARGET_NR_geteuid32
|
2926 |
case TARGET_NR_geteuid32:
|
2927 |
ret = get_errno(geteuid()); |
2928 |
break;
|
2929 |
#endif
|
2930 |
#ifdef TARGET_NR_getegid32
|
2931 |
case TARGET_NR_getegid32:
|
2932 |
ret = get_errno(getegid()); |
2933 |
break;
|
2934 |
#endif
|
2935 |
#ifdef TARGET_NR_setreuid32
|
2936 |
case TARGET_NR_setreuid32:
|
2937 |
ret = get_errno(setreuid(arg1, arg2)); |
2938 |
break;
|
2939 |
#endif
|
2940 |
#ifdef TARGET_NR_setregid32
|
2941 |
case TARGET_NR_setregid32:
|
2942 |
ret = get_errno(setregid(arg1, arg2)); |
2943 |
break;
|
2944 |
#endif
|
2945 |
#ifdef TARGET_NR_getgroups32
|
2946 |
case TARGET_NR_getgroups32:
|
2947 |
{ |
2948 |
int gidsetsize = arg1;
|
2949 |
uint32_t *target_grouplist = (void *)arg2;
|
2950 |
gid_t *grouplist; |
2951 |
int i;
|
2952 |
|
2953 |
grouplist = alloca(gidsetsize * sizeof(gid_t));
|
2954 |
ret = get_errno(getgroups(gidsetsize, grouplist)); |
2955 |
if (!is_error(ret)) {
|
2956 |
for(i = 0;i < gidsetsize; i++) |
2957 |
put_user(grouplist[i], &target_grouplist[i]); |
2958 |
} |
2959 |
} |
2960 |
break;
|
2961 |
#endif
|
2962 |
#ifdef TARGET_NR_setgroups32
|
2963 |
case TARGET_NR_setgroups32:
|
2964 |
{ |
2965 |
int gidsetsize = arg1;
|
2966 |
uint32_t *target_grouplist = (void *)arg2;
|
2967 |
gid_t *grouplist; |
2968 |
int i;
|
2969 |
|
2970 |
grouplist = alloca(gidsetsize * sizeof(gid_t));
|
2971 |
for(i = 0;i < gidsetsize; i++) |
2972 |
get_user(grouplist[i], &target_grouplist[i]); |
2973 |
ret = get_errno(setgroups(gidsetsize, grouplist)); |
2974 |
} |
2975 |
break;
|
2976 |
#endif
|
2977 |
#ifdef TARGET_NR_fchown32
|
2978 |
case TARGET_NR_fchown32:
|
2979 |
ret = get_errno(fchown(arg1, arg2, arg3)); |
2980 |
break;
|
2981 |
#endif
|
2982 |
#ifdef TARGET_NR_setresuid32
|
2983 |
case TARGET_NR_setresuid32:
|
2984 |
ret = get_errno(setresuid(arg1, arg2, arg3)); |
2985 |
break;
|
2986 |
#endif
|
2987 |
#ifdef TARGET_NR_getresuid32
|
2988 |
case TARGET_NR_getresuid32:
|
2989 |
{ |
2990 |
int ruid, euid, suid;
|
2991 |
ret = get_errno(getresuid(&ruid, &euid, &suid)); |
2992 |
if (!is_error(ret)) {
|
2993 |
*(uint32_t *)arg1 = tswap32(ruid); |
2994 |
*(uint32_t *)arg2 = tswap32(euid); |
2995 |
*(uint32_t *)arg3 = tswap32(suid); |
2996 |
} |
2997 |
} |
2998 |
break;
|
2999 |
#endif
|
3000 |
#ifdef TARGET_NR_setresgid32
|
3001 |
case TARGET_NR_setresgid32:
|
3002 |
ret = get_errno(setresgid(arg1, arg2, arg3)); |
3003 |
break;
|
3004 |
#endif
|
3005 |
#ifdef TARGET_NR_getresgid32
|
3006 |
case TARGET_NR_getresgid32:
|
3007 |
{ |
3008 |
int rgid, egid, sgid;
|
3009 |
ret = get_errno(getresgid(&rgid, &egid, &sgid)); |
3010 |
if (!is_error(ret)) {
|
3011 |
*(uint32_t *)arg1 = tswap32(rgid); |
3012 |
*(uint32_t *)arg2 = tswap32(egid); |
3013 |
*(uint32_t *)arg3 = tswap32(sgid); |
3014 |
} |
3015 |
} |
3016 |
break;
|
3017 |
#endif
|
3018 |
#ifdef TARGET_NR_chown32
|
3019 |
case TARGET_NR_chown32:
|
3020 |
ret = get_errno(chown((const char *)arg1, arg2, arg3)); |
3021 |
break;
|
3022 |
#endif
|
3023 |
#ifdef TARGET_NR_setuid32
|
3024 |
case TARGET_NR_setuid32:
|
3025 |
ret = get_errno(setuid(arg1)); |
3026 |
break;
|
3027 |
#endif
|
3028 |
#ifdef TARGET_NR_setgid32
|
3029 |
case TARGET_NR_setgid32:
|
3030 |
ret = get_errno(setgid(arg1)); |
3031 |
break;
|
3032 |
#endif
|
3033 |
#ifdef TARGET_NR_setfsuid32
|
3034 |
case TARGET_NR_setfsuid32:
|
3035 |
ret = get_errno(setfsuid(arg1)); |
3036 |
break;
|
3037 |
#endif
|
3038 |
#ifdef TARGET_NR_setfsgid32
|
3039 |
case TARGET_NR_setfsgid32:
|
3040 |
ret = get_errno(setfsgid(arg1)); |
3041 |
break;
|
3042 |
#endif
|
3043 |
|
3044 |
case TARGET_NR_pivot_root:
|
3045 |
goto unimplemented;
|
3046 |
#ifdef TARGET_NR_mincore
|
3047 |
case TARGET_NR_mincore:
|
3048 |
goto unimplemented;
|
3049 |
#endif
|
3050 |
#ifdef TARGET_NR_madvise
|
3051 |
case TARGET_NR_madvise:
|
3052 |
goto unimplemented;
|
3053 |
#endif
|
3054 |
#if TARGET_LONG_BITS == 32 |
3055 |
case TARGET_NR_fcntl64:
|
3056 |
{ |
3057 |
struct flock64 fl;
|
3058 |
struct target_flock64 *target_fl = (void *)arg3; |
3059 |
|
3060 |
switch(arg2) {
|
3061 |
case F_GETLK64:
|
3062 |
ret = get_errno(fcntl(arg1, arg2, &fl)); |
3063 |
if (ret == 0) { |
3064 |
target_fl->l_type = tswap16(fl.l_type); |
3065 |
target_fl->l_whence = tswap16(fl.l_whence); |
3066 |
target_fl->l_start = tswap64(fl.l_start); |
3067 |
target_fl->l_len = tswap64(fl.l_len); |
3068 |
target_fl->l_pid = tswapl(fl.l_pid); |
3069 |
} |
3070 |
break;
|
3071 |
|
3072 |
case F_SETLK64:
|
3073 |
case F_SETLKW64:
|
3074 |
fl.l_type = tswap16(target_fl->l_type); |
3075 |
fl.l_whence = tswap16(target_fl->l_whence); |
3076 |
fl.l_start = tswap64(target_fl->l_start); |
3077 |
fl.l_len = tswap64(target_fl->l_len); |
3078 |
fl.l_pid = tswapl(target_fl->l_pid); |
3079 |
ret = get_errno(fcntl(arg1, arg2, &fl)); |
3080 |
break;
|
3081 |
default:
|
3082 |
ret = get_errno(do_fcntl(arg1, arg2, arg3)); |
3083 |
break;
|
3084 |
} |
3085 |
break;
|
3086 |
} |
3087 |
#endif
|
3088 |
#ifdef TARGET_NR_security
|
3089 |
case TARGET_NR_security:
|
3090 |
goto unimplemented;
|
3091 |
#endif
|
3092 |
#ifdef TARGET_NR_getpagesize
|
3093 |
case TARGET_NR_getpagesize:
|
3094 |
ret = TARGET_PAGE_SIZE; |
3095 |
break;
|
3096 |
#endif
|
3097 |
case TARGET_NR_gettid:
|
3098 |
ret = get_errno(gettid()); |
3099 |
break;
|
3100 |
case TARGET_NR_readahead:
|
3101 |
goto unimplemented;
|
3102 |
#ifdef TARGET_NR_setxattr
|
3103 |
case TARGET_NR_setxattr:
|
3104 |
case TARGET_NR_lsetxattr:
|
3105 |
case TARGET_NR_fsetxattr:
|
3106 |
case TARGET_NR_getxattr:
|
3107 |
case TARGET_NR_lgetxattr:
|
3108 |
case TARGET_NR_fgetxattr:
|
3109 |
case TARGET_NR_listxattr:
|
3110 |
case TARGET_NR_llistxattr:
|
3111 |
case TARGET_NR_flistxattr:
|
3112 |
case TARGET_NR_removexattr:
|
3113 |
case TARGET_NR_lremovexattr:
|
3114 |
case TARGET_NR_fremovexattr:
|
3115 |
goto unimplemented_nowarn;
|
3116 |
#endif
|
3117 |
#ifdef TARGET_NR_set_thread_area
|
3118 |
case TARGET_NR_set_thread_area:
|
3119 |
case TARGET_NR_get_thread_area:
|
3120 |
goto unimplemented_nowarn;
|
3121 |
#endif
|
3122 |
default:
|
3123 |
unimplemented:
|
3124 |
gemu_log("qemu: Unsupported syscall: %d\n", num);
|
3125 |
#if defined(TARGET_NR_setxattr) || defined(TARGET_NR_set_thread_area)
|
3126 |
unimplemented_nowarn:
|
3127 |
#endif
|
3128 |
ret = -ENOSYS; |
3129 |
break;
|
3130 |
} |
3131 |
fail:
|
3132 |
#ifdef DEBUG
|
3133 |
gemu_log(" = %ld\n", ret);
|
3134 |
#endif
|
3135 |
return ret;
|
3136 |
} |
3137 |
|