forked from osmocom/wireshark
165 lines
4.7 KiB
C
165 lines
4.7 KiB
C
/* file_util.h
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* File utility definitions
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*
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* $Id$
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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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
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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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 02111-1307, USA.
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*/
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#ifndef __FILE_UTIL_H__
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#define __FILE_UTIL_H__
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#include <glib.h>
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#ifdef _WIN32
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#include <io.h>
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#include <gmodule.h>
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#endif
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#ifdef HAVE_SYS_STAT_H
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#include <sys/stat.h>
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#endif
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#ifdef _WIN32
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/*
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* The structure to pass to ws_stat64() and ws_fstat64().
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*/
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#define ws_statb64 struct _stat64
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/* Win32: Since GLib2.6, we use UTF8 throughout the code, so file functions
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* must tweak a given filename from UTF8 to UTF16 as we use NT Unicode (Win9x
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* - now unsupported - used locale based encoding here).
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*/
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#include <stdio.h>
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extern int ws_stdio_open (const gchar *filename, int flags, int mode);
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extern int ws_stdio_rename (const gchar *oldfilename, const gchar *newfilename);
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extern int ws_stdio_mkdir (const gchar *filename, int mode);
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extern int ws_stdio_stat64 (const gchar *filename, ws_statb64 *buf);
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extern int ws_stdio_unlink (const gchar *filename);
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extern int ws_stdio_remove (const gchar *filename);
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extern FILE * ws_stdio_fopen (const gchar *filename, const gchar *mode);
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extern FILE * ws_stdio_freopen (const gchar *filename, const gchar *mode, FILE *stream);
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#define ws_open ws_stdio_open
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#define ws_rename ws_stdio_rename
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#define ws_mkdir ws_stdio_mkdir
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#define ws_stat64 ws_stdio_stat64
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#define ws_unlink ws_stdio_unlink
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#define ws_remove ws_stdio_remove
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#define ws_fopen ws_stdio_fopen
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#define ws_freopen ws_stdio_freopen
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/*
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* These routines don't take pathnames, so they're the same regardless
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* of what version of GLib we have.
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*/
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#define ws_read _read
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#define ws_write _write
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#define ws_close _close
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#define ws_dup _dup
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#define ws_fstat64 _fstati64 /* use _fstati64 for 64-bit size support */
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#define ws_lseek64 _lseeki64 /* use _lseeki64 for 64-bit offset support */
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/* DLL loading */
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/** Try to remove the current directory from the DLL search path.
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* SetDllDirectory is tried, then SetCurrentDirectory(program_dir)
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*
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* @return TRUE if we were able to call SetDllDirectory, FALSE otherwise.
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*/
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gboolean ws_init_dll_search_path();
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/** Load a DLL using LoadLibrary.
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* Only the system and program directories are searched.
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*
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* @param library_name The name of the DLL.
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* @return A handle to the DLL if found, NULL on failure.
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*/
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void *ws_load_library(gchar *library_name);
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/** Load a DLL using g_module_open.
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* Only the system and program directories are searched.
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*
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* @param module_name The name of the DLL.
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* @param flags Flags to be passed to g_module_open.
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* @return A handle to the DLL if found, NULL on failure.
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*/
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GModule *ws_module_open(gchar *module_name, GModuleFlags flags);
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/*
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* utf8 version of getenv, needed to get win32 filename paths
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*/
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extern char *getenv_utf8(const char *varname);
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#else /* _WIN32 */
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/*
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* The structure to pass to ws_fstat64().
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*/
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#define ws_statb64 struct stat
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/* Not Windows, presumed to be UN*X-compatible */
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#define ws_open open
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#define ws_rename rename
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#define ws_mkdir(dir,mode) mkdir(dir,mode)
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#define ws_stat64 stat
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#define ws_unlink unlink
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#define ws_remove remove
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#define ws_fopen fopen
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#define ws_freopen freopen
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#define ws_read read
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#define ws_write write
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#define ws_close close
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#define ws_dup dup
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#define ws_fstat64 fstat /* AC_SYS_LARGEFILE should make off_t 64-bit */
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#define ws_lseek64 lseek /* AC_SYS_LARGEFILE should make off_t 64-bit */
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#define O_BINARY 0 /* Win32 needs the O_BINARY flag for open() */
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#endif /* _WIN32 */
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/* directory handling */
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#define WS_DIR GDir
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#define WS_DIRENT const char
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#define ws_dir_open g_dir_open
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#define ws_dir_read_name g_dir_read_name
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#define ws_dir_get_name(dirent) dirent
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#define ws_dir_rewind g_dir_rewind
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#define ws_dir_close g_dir_close
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/* XXX - remove include "dirent.h" */
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/* XXX - remove include "direct.h" */
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/* XXX - remove include "sys/stat.h" */
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/* XXX - update docs (e.g. README.developer) */
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __FILE_UTIL_H__ */
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