| |
| /*--------------------------------------------------------------------*/ |
| /*--- System call wrappers, etc. pub_core_syswrap.h ---*/ |
| /*--------------------------------------------------------------------*/ |
| |
| /* |
| This file is part of Valgrind, a dynamic binary instrumentation |
| framework. |
| |
| Copyright (C) 2000-2009 Julian Seward |
| jseward@acm.org |
| |
| This program is free software; you can redistribute it and/or |
| modify it under the terms of the GNU General Public License as |
| published by the Free Software Foundation; either version 2 of the |
| License, or (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, but |
| WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program; if not, write to the Free Software |
| Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 02111-1307, USA. |
| |
| The GNU General Public License is contained in the file COPYING. |
| */ |
| |
| #ifndef __PUB_CORE_SYSWRAP_H |
| #define __PUB_CORE_SYSWRAP_H |
| |
| //-------------------------------------------------------------------- |
| // PURPOSE: This module contains all the syscall junk: mostly PRE/POST |
| // wrappers, but also the main syscall jacketing code. |
| //-------------------------------------------------------------------- |
| |
| // Allocates a stack for the first thread, then runs it, |
| // as if the thread had been set up by clone() |
| extern void VG_(main_thread_wrapper_NORETURN)(ThreadId tid); |
| |
| extern void VG_(client_syscall) ( ThreadId tid ); |
| |
| extern void VG_(post_syscall) ( ThreadId tid ); |
| |
| /* Clear this module's private state for thread 'tid' */ |
| extern void VG_(clear_syscallInfo) ( Int tid ); |
| |
| // Fix up a thread's state when syscall is interrupted by a signal. |
| extern void VG_(fixup_guest_state_after_syscall_interrupted)( |
| ThreadId tid, |
| Addr ip, |
| UWord sysnum, |
| SysRes sysret, |
| Bool restart |
| ); |
| |
| // Wait until all other threads are dead |
| extern void VG_(reap_threads)(ThreadId self); |
| |
| // Release resources held by this thread |
| extern void VG_(cleanup_thread) ( ThreadArchState* ); |
| |
| /* fd leakage calls. */ |
| extern void VG_(init_preopened_fds) ( void ); |
| extern void VG_(show_open_fds) ( void ); |
| |
| // When the final thread is done, where shall I call to shutdown the |
| // system cleanly? Is set once at startup (in m_main) and never |
| // changes after that. Is basically a pointer to the exit |
| // continuation. This is all just a nasty hack to avoid calling |
| // directly from m_syswrap to m_main at exit, since that would cause |
| // m_main to become part of a module cycle, which is silly. |
| extern void (* VG_(address_of_m_main_shutdown_actions_NORETURN) ) |
| (ThreadId,VgSchedReturnCode); |
| |
| #endif // __PUB_CORE_SYSWRAP_H |
| |
| /*--------------------------------------------------------------------*/ |
| /*--- end ---*/ |
| /*--------------------------------------------------------------------*/ |
| |