bsd-user/x86_64/signal.c

   1 /*
   2  *  x86_64 signal definitions
   3  *
   4  *
   5  *  This program is free software; you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation; either version 2 of the License, or
   8  *  (at your option) any later version.
   9  *
  10  *  This program is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with this program; if not, see <http://www.gnu.org/licenses/>.
  17  */
  18
  19 #include "qemu.h"
  20
  21 /*
  22  * Compare to amd64/amd64/machdep.c sendsig()
  23  * Assumes that target stack frame memory is locked.
  24  */
  25 abi_long set_sigtramp_args(CPUX86State *regs,
  26         int sig, struct target_sigframe *frame, abi_ulong frame_addr,
  27         struct target_sigaction *ka)
  28 {
  29     /* XXX return -TARGET_EOPNOTSUPP; */
  30     return 0;
  31 }
  32
  33 /*
  34  * Compare to amd64/amd64/exec_machdep.c sendsig()
  35  * Assumes that the memory is locked if frame points to user memory.
  36  */
  37 abi_long setup_sigframe_arch(CPUX86State *env, abi_ulong frame_addr,
  38                              struct target_sigframe *frame, int flags)
  39 {
  40     target_mcontext_t *mcp = &frame->sf_uc.uc_mcontext;
  41
  42     get_mcontext(env, mcp, flags);
  43     return 0;
  44 }
  45
  46 /* Compare to amd64/amd64/machdep.c get_mcontext() */
  47 abi_long get_mcontext(CPUX86State *regs,
  48                 target_mcontext_t *mcp, int flags)
  49 {
  50     /* XXX */
  51     return -TARGET_EOPNOTSUPP;
  52 }
  53
  54 /* Compare to amd64/amd64/machdep.c set_mcontext() */
  55 abi_long set_mcontext(CPUX86State *regs,
  56         target_mcontext_t *mcp, int srflag)
  57 {
  58     /* XXX */
  59     return -TARGET_EOPNOTSUPP;
  60 }
  61
  62 abi_long get_ucontext_sigreturn(CPUX86State *regs,
  63         abi_ulong target_sf, abi_ulong *target_uc)
  64 {
  65     /* XXX */
  66     *target_uc = 0;
  67     return -TARGET_EOPNOTSUPP;
  68 }