LXR qemu/bsd-user/i386/signal.c

   1/*
   2 *  i386 dependent signal definitions
   3 *
   4 *  Copyright (c) 2013 Stacey D. Son
   5 *
   6 *  This program is free software; you can redistribute it and/or modify
   7 *  it under the terms of the GNU General Public License as published by
   8 *  the Free Software Foundation; either version 2 of the License, or
   9 *  (at your option) any later version.
  10 *
  11 *  This program is distributed in the hope that it will be useful,
  12 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 *  GNU General Public License for more details.
  15 *
  16 *  You should have received a copy of the GNU General Public License
  17 *  along with this program; if not, see <http://www.gnu.org/licenses/>.
  18 */
  19
  20#include "qemu.h"
  21
  22/*
  23 * Compare to i386/i386/machdep.c sendsig()
  24 * Assumes that target stack frame memory is locked.
  25 */
  26abi_long set_sigtramp_args(CPUX86State *env, int sig,
  27                           struct target_sigframe *frame,
  28                           abi_ulong frame_addr,
  29                           struct target_sigaction *ka)
  30{
  31    /* XXX return -TARGET_EOPNOTSUPP; */
  32    return 0;
  33}
  34
  35/*
  36 * Compare to i386/i386/exec_machdep.c sendsig()
  37 * Assumes that the memory is locked if frame points to user memory.
  38 */
  39abi_long setup_sigframe_arch(CPUX86State *env, abi_ulong frame_addr,
  40                             struct target_sigframe *frame, int flags)
  41{
  42    target_mcontext_t *mcp = &frame->sf_uc.uc_mcontext;
  43
  44    get_mcontext(env, mcp, flags);
  45    return 0;
  46}
  47
  48/* Compare to i386/i386/machdep.c get_mcontext() */
  49abi_long get_mcontext(CPUX86State *regs, target_mcontext_t *mcp, int flags)
  50{
  51    /* XXX */
  52    return -TARGET_EOPNOTSUPP;
  53}
  54
  55/* Compare to i386/i386/machdep.c set_mcontext() */
  56abi_long set_mcontext(CPUX86State *regs, target_mcontext_t *mcp, int srflag)
  57{
  58    /* XXX */
  59    return -TARGET_EOPNOTSUPP;
  60}
  61
  62abi_long get_ucontext_sigreturn(CPUX86State *regs, abi_ulong target_sf,
  63                                abi_ulong *target_uc)
  64{
  65    /* XXX */
  66    *target_uc = 0;
  67    return -TARGET_EOPNOTSUPP;
  68}
  69