mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2024-11-10 15:22:04 +00:00
132 lines
2.9 KiB
C
132 lines
2.9 KiB
C
/*
|
|
bi_file.c
|
|
|
|
CSQC file builtins
|
|
|
|
Copyright (C) 1996-1997 Id Software, Inc.
|
|
|
|
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:
|
|
|
|
Free Software Foundation, Inc.
|
|
59 Temple Place - Suite 330
|
|
Boston, MA 02111-1307, USA
|
|
|
|
*/
|
|
#ifdef HAVE_CONFIG_H
|
|
# include "config.h"
|
|
#endif
|
|
|
|
static __attribute__ ((unused)) const char rcsid[] =
|
|
"$Id$";
|
|
|
|
#include <stdlib.h>
|
|
#ifdef HAVE_STRING_H
|
|
# include <string.h>
|
|
#endif
|
|
#ifdef HAVE_STRINGS_H
|
|
# include <strings.h>
|
|
#endif
|
|
|
|
#include "QF/progs.h"
|
|
#include "QF/quakefs.h"
|
|
#include "QF/va.h"
|
|
#include "QF/zone.h"
|
|
|
|
#include "rua_internal.h"
|
|
|
|
static void
|
|
check_buffer (progs_t *pr, pr_type_t *buf, int count, const char *name)
|
|
{
|
|
int len;
|
|
|
|
len = (count + sizeof (pr_type_t) - 1) / sizeof (pr_type_t);
|
|
if (buf < pr->pr_globals || buf + len > pr->pr_globals + pr->globals_size)
|
|
PR_RunError (pr, "%s: bad buffer", name);
|
|
}
|
|
|
|
|
|
static void
|
|
bi_QFS_Rename (progs_t *pr)
|
|
{
|
|
const char *old = P_GSTRING (pr, 0);
|
|
const char *new = P_GSTRING (pr, 1);
|
|
|
|
R_INT (pr) = QFS_Rename (old, new);
|
|
}
|
|
|
|
static void
|
|
bi_QFS_LoadFile (progs_t *pr)
|
|
{
|
|
const char *filename = P_GSTRING (pr, 0);
|
|
QFile *file;
|
|
int size;
|
|
void *buffer;
|
|
|
|
QFS_FOpenFile (filename, &file);
|
|
if (!file) {
|
|
RETURN_POINTER (pr, 0);
|
|
return;
|
|
}
|
|
size = Qfilesize (file);
|
|
buffer = PR_Zone_Malloc (pr, (size + 3) & ~3);
|
|
if (!buffer) {
|
|
Qclose (file);
|
|
RETURN_POINTER (pr, 0);
|
|
return;
|
|
}
|
|
Qread (file, buffer, size);
|
|
Qclose (file);
|
|
RETURN_POINTER (pr, buffer);
|
|
}
|
|
|
|
static void
|
|
bi_QFS_OpenFile (progs_t *pr)
|
|
{
|
|
qfile_resources_t *res = PR_Resources_Find (pr, "QFile");
|
|
QFile **file = QFile_AllocHandle (pr, res);
|
|
const char *filename = P_GSTRING (pr, 0);
|
|
|
|
QFS_FOpenFile (filename, file);
|
|
if (!*file) {
|
|
RETURN_POINTER (pr, 0);
|
|
return;
|
|
}
|
|
R_INT (pr) = (file - res->handles) + 1;
|
|
}
|
|
|
|
static void
|
|
bi_QFS_WriteFile (progs_t *pr)
|
|
{
|
|
const char *filename = P_GSTRING (pr, 0);
|
|
pr_type_t *buf = P_GPOINTER (pr, 1);
|
|
int count = P_INT (pr, 2);
|
|
|
|
check_buffer (pr, buf, count, "QFS_WriteFile");
|
|
QFS_WriteFile (va ("%s/%s", qfs_gamedir->dir.def, filename), buf, count);
|
|
}
|
|
|
|
static builtin_t builtins[] = {
|
|
{"QFS_Rename", bi_QFS_Rename, -1},
|
|
{"QFS_LoadFile", bi_QFS_LoadFile, -1},
|
|
{"QFS_OpenFile", bi_QFS_OpenFile, -1},
|
|
{"QFS_WriteFile", bi_QFS_WriteFile, -1},
|
|
{0}
|
|
};
|
|
|
|
void
|
|
RUA_QFS_Init (progs_t *pr, int secure)
|
|
{
|
|
PR_RegisterBuiltins (pr, builtins);
|
|
}
|