sysdeps/unix/sysv/linux/x86_64/sigcontextinfo.h

   1 /* Copyright (C) 2001-2014 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, see
  16    <http://www.gnu.org/licenses/>.  */
  17
  18 #include <stdint.h>
  19
  20 #define SIGCONTEXT siginfo_t *_si, struct ucontext *
  21 #define SIGCONTEXT_EXTRA_ARGS _si,
  22 #define GET_PC(ctx)     \
  23   ((void *) (uintptr_t) (ctx)->uc_mcontext.gregs[REG_RIP])
  24 #define GET_FRAME(ctx)  \
  25   ((void *) (uintptr_t) (ctx)->uc_mcontext.gregs[REG_RBP])
  26 #define GET_STACK(ctx)  \
  27   ((void *) (uintptr_t) (ctx)->uc_mcontext.gregs[REG_RSP])
  28
  29 #define CALL_SIGHANDLER(handler, signo, ctx) \
  30   (handler)((signo), SIGCONTEXT_EXTRA_ARGS (ctx))