coregrind/pub_core_libcfile.h

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/*--- File/socket-related libc stuff.          pub_core_libcfile.h ---*/
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/*
   This file is part of Valgrind, a dynamic binary instrumentation
   framework.

   Copyright (C) 2000-2005 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_LIBCFILE_H
#define __PUB_CORE_LIBCFILE_H

//--------------------------------------------------------------------
// PURPOSE: This module contains all the libc code that relates to
// files and sockets:  opening, reading, writing, etc.
//--------------------------------------------------------------------

#include "pub_tool_libcfile.h"

/* Move an fd into the Valgrind-safe range */
extern Int VG_(safe_fd) ( Int oldfd );
extern Int VG_(fcntl)   ( Int fd, Int cmd, Int arg );

/* Convert an fd into a filename */
extern Bool VG_(resolve_filename) ( Int fd, HChar* buf, Int n_buf );

/* Return the size of a file */
extern Int VG_(fsize) ( Int fd );

/* Is the file a directory? */
extern Bool VG_(is_dir) ( HChar* f );

/* Default destination port to be used in logging over a network, if
   none specified. */
#define VG_CLO_DEFAULT_LOGPORT 1500

extern Int VG_(write_socket)( Int sd, void *msg, Int count );
extern Int VG_(connect_via_socket)( UChar* str );
extern Int VG_(getsockname) ( Int sd, struct vki_sockaddr *name, Int *namelen );
extern Int VG_(getpeername) ( Int sd, struct vki_sockaddr *name, Int *namelen );
extern Int VG_(getsockopt)  ( Int sd, Int level, Int optname, void *optval,
                              Int *optlen );

extern Int VG_(access) ( HChar* path, Bool irusr, Bool iwusr, Bool ixusr );

/* Is the file executable?  Returns: 0 = success, non-0 is failure */
extern Int VG_(check_executable)(HChar* f);

extern SysRes VG_(pread) ( Int fd, void* buf, Int count, Int offset );

/* Create and open (-rw------) a tmp file name incorporating said arg.
   Returns -1 on failure, else the fd of the file.  If fullname is
   non-NULL, the file's name is written into it.  The number of bytes
   written is guaranteed not to exceed 64+strlen(part_of_name). */
extern Int VG_(mkstemp) ( HChar* part_of_name, /*OUT*/HChar* fullname );

#endif   // __PUB_CORE_LIBCFILE_H

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