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/osdep.h"
  20 #include "qemu.h"
  21
  22 /*
  23  * Compare to amd64/amd64/machdep.c sendsig()
  24  * Assumes that target stack frame memory is locked.
  25  */
  26 abi_long set_sigtramp_args(CPUX86State *regs,
  27         int sig, struct target_sigframe *frame, abi_ulong frame_addr,
  28         struct target_sigaction *ka)
  29 {
  30     /* XXX return -TARGET_EOPNOTSUPP; */
  31     return 0;
  32 }
  33
  34 /*
  35  * Compare to amd64/amd64/exec_machdep.c sendsig()
  36  * Assumes that the memory is locked if frame points to user memory.
  37  */
  38 abi_long setup_sigframe_arch(CPUX86State *env, abi_ulong frame_addr,
  39                              struct target_sigframe *frame, int flags)
  40 {
  41     target_mcontext_t *mcp = &frame->sf_uc.uc_mcontext;
  42
  43     get_mcontext(env, mcp, flags);
  44     return 0;
  45 }
  46
  47 /* Compare to amd64/amd64/machdep.c get_mcontext() */
  48 abi_long get_mcontext(CPUX86State *regs,
  49                 target_mcontext_t *mcp, int flags)
  50 {
  51     /* XXX */
  52     return -TARGET_EOPNOTSUPP;
  53 }
  54
  55 /* Compare to amd64/amd64/machdep.c set_mcontext() */
  56 abi_long set_mcontext(CPUX86State *regs,
  57         target_mcontext_t *mcp, int srflag)
  58 {
  59     /* XXX */
  60     return -TARGET_EOPNOTSUPP;
  61 }
  62
  63 abi_long get_ucontext_sigreturn(CPUX86State *regs,
  64         abi_ulong target_sf, abi_ulong *target_uc)
  65 {
  66     /* XXX */
  67     *target_uc = 0;
  68     return -TARGET_EOPNOTSUPP;
  69 }