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git://sourceware.org/git/valgrind.git
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3392155359
- Update COPYING and VEX/LICENSE.GPL to version 3. - Update README, NEWS, docs/manual license and contributing text. - Update file headers to say either version 3 of the License, or (at your option) any later version. - Leave tests and perf file headers as is, unless the code is derived from Valgrind/VEX. - Leave valgrind.h, cachegrind.h, callgrind.h, drd.h, helgrind.h, memcheck.h and dhat.h Hybrid-BSD licensed.
121 lines
4.9 KiB
C
121 lines
4.9 KiB
C
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/*--------------------------------------------------------------------*/
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/*--- File/socket-related libc stuff. pub_core_libcfile.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 3 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, see <http://www.gnu.org/licenses/>.
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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_CORE_LIBCFILE_H
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#define __PUB_CORE_LIBCFILE_H
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//--------------------------------------------------------------------
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// PURPOSE: This module contains all the libc code that relates to
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// files and sockets: opening, reading, writing, etc.
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// To use, you must first include: pub_core_vki.h
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//--------------------------------------------------------------------
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#include "pub_tool_libcfile.h"
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/* Move an fd into the Valgrind-safe range */
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extern Int VG_(safe_fd) ( Int oldfd );
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extern Int VG_(fcntl) ( Int fd, Int cmd, Addr arg );
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/* Convert an fd into a filename */
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extern Bool VG_(resolve_filename) ( Int fd, const HChar** buf );
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#if defined(VGO_freebsd)
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/* get the flags used to obtain an fd */
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extern Bool VG_(resolve_filemode) ( Int fd, Int * result );
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#endif
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/* Return the size of a file, or -1 in case of error */
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extern Long VG_(fsize) ( Int fd );
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/* Lookup an extended attribute for a file */
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extern SysRes VG_(getxattr) ( const HChar* file_name, const HChar* attr_name,
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Addr attr_value, SizeT attr_value_len );
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/* Is the file a directory? */
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extern Bool VG_(is_dir) ( const HChar* f );
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/* Default destination port to be used in logging over a network, if
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none specified. */
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#define VG_CLO_DEFAULT_LOGPORT 1500
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extern Int VG_(connect_via_socket)( const HChar* str );
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extern UInt VG_(htonl) ( UInt x );
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extern UInt VG_(ntohl) ( UInt x );
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extern UShort VG_(htons) ( UShort x );
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extern UShort VG_(ntohs) ( UShort x );
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extern Int VG_(socket) ( Int domain, Int type, Int protocol );
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extern Int VG_(write_socket)( Int sd, const void *msg, Int count );
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extern Int VG_(getsockname) ( Int sd, struct vki_sockaddr *name, Int *namelen );
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extern Int VG_(getpeername) ( Int sd, struct vki_sockaddr *name, Int *namelen );
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extern Int VG_(getsockopt) ( Int sd, Int level, Int optname,
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void *optval, Int *optlen );
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extern Int VG_(setsockopt) ( Int sd, Int level, Int optname,
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void *optval, Int optlen );
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extern Int VG_(access) ( const HChar* path, Bool irusr, Bool iwusr,
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Bool ixusr );
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/* Is the file executable? Returns: 0 = success, non-0 is failure */
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extern Int VG_(check_executable)(/*OUT*/Bool* is_setuid,
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const HChar* f, Bool allow_setuid);
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/* DDD: Note this moves (or at least, is believed to move) the file
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pointer on Linux but doesn't on Darwin. This inconsistency should
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be fixed. (In other words, why isn't the Linux version implemented
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in terms of pread()?) */
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extern SysRes VG_(pread) ( Int fd, void* buf, Int count, OffT offset );
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/* Size of fullname buffer needed for a call to VG_(mkstemp) with
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part_of_name having the given part_of_name_len. */
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extern SizeT VG_(mkstemp_fullname_bufsz) ( SizeT part_of_name_len );
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/* Create and open (-rw------) a tmp file name incorporating said arg.
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Returns -1 on failure, else the fd of the file. The file name is
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written to the memory pointed to be fullname. The number of bytes written
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is equal to VG_(mkstemp_fullname_bufsz)(VG_(strlen)(part_of_name)). */
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extern Int VG_(mkstemp) ( const HChar* part_of_name, /*OUT*/HChar* fullname );
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/* Record the process' working directory at startup. Is intended to
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be called exactly once, at startup, before the working directory
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changes. The saved value can later be acquired by calling
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VG_(get_startup_wd) (in pub_tool_libcfile.h). Note that might
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return if the working directory couldn't be found. */
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extern void VG_(record_startup_wd) ( void );
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/* Resolves a path to a canonical absolute path */
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extern Bool VG_(realpath)(const HChar *path, HChar *resolved);
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#endif // __PUB_CORE_LIBCFILE_H
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/*--------------------------------------------------------------------*/
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/*--- end ---*/
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/*--------------------------------------------------------------------*/
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