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119 lines
4.7 KiB
119 lines
4.7 KiB
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/*--------------------------------------------------------------------*/ |
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/*--- Process-related libc stuff pub_tool_libcproc.h ---*/ |
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/*--------------------------------------------------------------------*/ |
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/* |
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This file is part of Valgrind, a dynamic binary instrumentation |
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framework. |
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Copyright (C) 2000-2017 Julian Seward |
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jseward@acm.org |
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This program is free software; you can redistribute it and/or |
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modify it under the terms of the GNU General Public License as |
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published by the Free Software Foundation; either version 2 of the |
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License, or (at your option) any later version. |
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This program is distributed in the hope that it will be useful, but |
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WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program; if not, write to the Free Software |
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
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02111-1307, USA. |
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The GNU General Public License is contained in the file COPYING. |
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*/ |
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#ifndef __PUB_TOOL_LIBCPROC_H |
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#define __PUB_TOOL_LIBCPROC_H |
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#include "pub_tool_basics.h" // VG_ macro |
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#include "pub_tool_vki.h" // vki_rlimit |
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/* --------------------------------------------------------------------- |
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Command-line and environment stuff |
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------------------------------------------------------------------ */ |
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/* Client environment. */ |
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extern HChar** VG_(client_envp); |
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/* Looks up VG_(client_envp) */ |
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extern HChar* VG_(getenv) ( const HChar* name ); |
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/* Path to all our library/aux files */ |
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extern const HChar *VG_(libdir); |
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// The name of the LD_PRELOAD-equivalent variable. It varies across |
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// platforms. |
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extern const HChar* VG_(LD_PRELOAD_var_name); |
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/* Resolves filename of VG_(cl_exec_fd) and copies it to the buffer. |
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Buffer must not be NULL and buf_size must be at least 1. |
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If buffer is not large enough it is terminated with '\0' only |
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when 'terminate_with_NUL == True'. */ |
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extern void VG_(client_fname)(HChar *buffer, SizeT buf_size, |
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Bool terminate_with_NUL); |
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/* Concatenates client exename and command line arguments into |
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the buffer. Buffer must not be NULL and buf_size must be |
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at least 1. Buffer is always terminated with '\0'. */ |
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extern void VG_(client_cmd_and_args)(HChar *buffer, SizeT buf_size); |
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/* --------------------------------------------------------------------- |
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Important syscalls |
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------------------------------------------------------------------ */ |
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extern Int VG_(waitpid)( Int pid, Int *status, Int options ); |
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extern Int VG_(system) ( const HChar* cmd ); |
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extern Int VG_(spawn) ( const HChar *filename, const HChar **argv ); |
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extern Int VG_(fork) ( void); |
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extern void VG_(execv) ( const HChar* filename, const HChar** argv ); |
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extern Int VG_(sysctl) ( Int *name, UInt namelen, void *oldp, SizeT *oldlenp, void *newp, SizeT newlen ); |
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/* --------------------------------------------------------------------- |
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Resource limits and capabilities |
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------------------------------------------------------------------ */ |
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extern Int VG_(getrlimit) ( Int resource, struct vki_rlimit *rlim ); |
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extern Int VG_(setrlimit) ( Int resource, const struct vki_rlimit *rlim ); |
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extern Int VG_(prctl) (Int option, |
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ULong arg2, ULong arg3, ULong arg4, ULong arg5); |
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/* --------------------------------------------------------------------- |
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pids, etc |
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------------------------------------------------------------------ */ |
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extern Int VG_(gettid) ( void ); |
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extern Int VG_(getpid) ( void ); |
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extern Int VG_(getppid) ( void ); |
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extern Int VG_(getpgrp) ( void ); |
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extern Int VG_(geteuid) ( void ); |
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extern Int VG_(getegid) ( void ); |
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/* --------------------------------------------------------------------- |
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Timing |
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------------------------------------------------------------------ */ |
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// Returns the number of milliseconds passed since the progam started |
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// (roughly; it gets initialised partway through Valgrind's initialisation |
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// steps). |
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extern UInt VG_(read_millisecond_timer) ( void ); |
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extern Int VG_(gettimeofday)(struct vki_timeval *tv, struct vki_timezone *tz); |
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/* --------------------------------------------------------------------- |
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atfork |
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------------------------------------------------------------------ */ |
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typedef void (*vg_atfork_t)(ThreadId); |
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extern void VG_(atfork)(vg_atfork_t pre, vg_atfork_t parent, vg_atfork_t child); |
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#endif // __PUB_TOOL_LIBCPROC_H |
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/*--------------------------------------------------------------------*/ |
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/*--- end ---*/ |
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/*--------------------------------------------------------------------*/
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