coregrind/pub_core_sigframe.h

   1
   2 /*--------------------------------------------------------------------*/
   3 /*--- Create/destroy signal delivery frames.                       ---*/
   4 /*---                                          pub_core_sigframe.h ---*/
   5 /*--------------------------------------------------------------------*/
   6
   7 /*
   8    This file is part of Valgrind, a dynamic binary instrumentation
   9    framework.
  10
  11    Copyright (C) 2000-2013 Julian Seward
  12       jseward@acm.org
  13
  14    This program is free software; you can redistribute it and/or
  15    modify it under the terms of the GNU General Public License as
  16    published by the Free Software Foundation; either version 2 of the
  17    License, or (at your option) any later version.
  18
  19    This program is distributed in the hope that it will be useful, but
  20    WITHOUT ANY WARRANTY; without even the implied warranty of
  21    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  22    General Public License for more details.
  23
  24    You should have received a copy of the GNU General Public License
  25    along with this program; if not, write to the Free Software
  26    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  27    02111-1307, USA.
  28
  29    The GNU General Public License is contained in the file COPYING.
  30 */
  31
  32 #ifndef __PUB_CORE_SIGFRAME_H
  33 #define __PUB_CORE_SIGFRAME_H
  34
  35 #include "pub_core_basics.h"     // VG_ macro
  36 #include "pub_core_vki.h"        // vki_sigset_t et al.
  37
  38 //--------------------------------------------------------------------
  39 // PURPOSE: This module creates and destroys signal delivery frames
  40 // for client threads, saving/restoring the thread CPU state in the
  41 // frame appropriately.
  42 //--------------------------------------------------------------------
  43
  44 /* Create a signal frame for thread 'tid'. */
  45 extern
  46 void VG_(sigframe_create) ( ThreadId tid,
  47                             Addr sp_top_of_frame,
  48                             const vki_siginfo_t *siginfo,
  49                             const struct vki_ucontext *uc,
  50                             void *handler,
  51                             UInt flags,
  52                             const vki_sigset_t *mask,
  53                             void *restorer );
  54
  55 /* Remove a signal frame from thread 'tid's stack, and
  56    restore the CPU state from it. */
  57 extern
  58 void VG_(sigframe_destroy)( ThreadId tid, Bool isRT );
  59
  60 #endif   // __PUB_CORE_SIGFRAME_H
  61
  62 /*--------------------------------------------------------------------*/
  63 /*--- end                                      pub_core_sigframe.h ---*/
  64 /*--------------------------------------------------------------------*/