mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2024-11-10 07:11:41 +00:00
183 lines
3.4 KiB
C
183 lines
3.4 KiB
C
/*
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bi_file.c
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CSQC file builtins
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Copyright (C) 1996-1997 Id Software, Inc.
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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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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.
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See the GNU 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:
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Free Software Foundation, Inc.
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59 Temple Place - Suite 330
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Boston, MA 02111-1307, USA
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <stdlib.h>
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#ifdef HAVE_STRING_H
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# include <string.h>
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#endif
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#ifdef HAVE_STRINGS_H
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# include <strings.h>
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#endif
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#ifdef HAVE_FNMATCH_H
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# define model_t sunmodel_t
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# include <fnmatch.h>
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# undef model_t
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#else
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# ifdef _WIN32
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# include "fnmatch.h"
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# endif
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#endif
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#ifndef HAVE_FNMATCH_PROTO
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int fnmatch (const char *__pattern, const char *__string, int __flags);
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#endif
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#include "QF/cvar.h"
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#include "QF/progs.h"
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#include "QF/quakefs.h"
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#include "QF/va.h"
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#include "QF/zone.h"
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#include "rua_internal.h"
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static const char *file_ban_list[] = {
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"default.cfg{,.gz}",
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"demo1.dem{,.gz}",
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"demo2.dem{,.gz}",
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"demo3.dem{,.gz}",
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"end1.bin{,.gz}",
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"end2.bin{,.gz}",
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"gfx.wad{,.gz}",
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"progs.dat{,.gz}",
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"quake.rc{,.gz}",
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0,
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};
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static const char *dir_ban_list[] = {
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"gfx",
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"maps",
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"progs",
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"skins",
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"sound",
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0,
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};
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static int
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file_readable (char *path)
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{
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char t;
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char *p = strchr (path, '/');
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const char **match;
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if (p) {
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t = *p;
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*p = 0;
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for (match = dir_ban_list; *match; match++) {
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if (fnmatch (*match, path, FNM_PATHNAME) == 0) {
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*p = t;
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return 0;
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}
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}
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} else {
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for (match = file_ban_list; *match; match++) {
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if (fnmatch (*match, path, FNM_PATHNAME) == 0) {
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return 0;
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}
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}
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}
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return 1;
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}
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static int
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file_writeable (char *path)
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{
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return file_readable (path);
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}
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static void
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bi_File_Open (progs_t *pr)
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{
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QFile *file;
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const char *pth = P_GSTRING (pr, 0);
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const char *mode = P_GSTRING (pr, 1);
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char *path;
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char *p;
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int do_write = 0;
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int do_read = 0;
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p = strchr (mode, 'r');
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if (p) {
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do_read |= 1;
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if (p[1] == '+')
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do_write |= 1;
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}
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p = strchr (mode, 'w');
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if (p) {
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do_write |= 1;
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if (p[1] == '+')
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do_read |= 1;
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}
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p = strchr (mode, 'a');
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if (p) {
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do_write |= 1;
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if (p[1] == '+')
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do_read |= 1;
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}
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path = QFS_CompressPath (pth);
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//printf ("'%s' '%s'\n", P_GSTRING (pr, 0), path);
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if (!path[0])
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goto error;
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if (path[0] == '.' && path[1] == '.' && (path[2] == '/' || path [2] == 0))
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goto error;
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if (path[strlen (path) - 1] =='/')
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goto error;
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if (!do_read && !do_write)
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goto error;
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if (do_read && !file_readable (path))
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goto error;
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if (do_write && !file_writeable (path))
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goto error;
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file = QFS_Open (va ("%s/%s", qfs_gamedir->dir.def, path), mode);
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if (!file)
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goto error;
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free (path);
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if ((R_INT (pr) = QFile_AllocHandle (pr, file)))
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return;
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Qclose (file);
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error:
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free (path);
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R_INT (pr) = 0;
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}
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static builtin_t builtins[] = {
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{"File_Open", bi_File_Open, -1},
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{0}
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};
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void
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RUA_File_Init (progs_t *pr, int secure)
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{
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PR_RegisterBuiltins (pr, builtins);
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}
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