mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2024-11-27 06:34:11 +00:00
202 lines
4 KiB
C
202 lines
4 KiB
C
/*
|
|
pr_edict.c
|
|
|
|
entity dictionary
|
|
|
|
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[] =
|
|
"$Id$";
|
|
|
|
#ifdef HAVE_STRING_H
|
|
# include <string.h>
|
|
#endif
|
|
#ifdef HAVE_STRINGS_H
|
|
# include <strings.h>
|
|
#endif
|
|
#include <stdarg.h>
|
|
#include <stdio.h>
|
|
|
|
#include "QF/cmd.h"
|
|
#include "QF/crc.h"
|
|
#include "QF/cvar.h"
|
|
#include "QF/hash.h"
|
|
#include "QF/progs.h"
|
|
#include "QF/qdefs.h"
|
|
#include "QF/qendian.h"
|
|
#include "QF/quakefs.h"
|
|
#include "QF/sys.h"
|
|
#include "QF/zone.h"
|
|
#include "QF/va.h"
|
|
|
|
#include "compat.h"
|
|
|
|
|
|
/*
|
|
ED_GlobalAtOfs
|
|
*/
|
|
ddef_t *
|
|
ED_GlobalAtOfs (progs_t * pr, int ofs)
|
|
{
|
|
ddef_t *def;
|
|
int i;
|
|
|
|
for (i = 0; i < pr->progs->numglobaldefs; i++) {
|
|
def = &pr->pr_globaldefs[i];
|
|
if (def->ofs == ofs)
|
|
return def;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
/*
|
|
ED_FieldAtOfs
|
|
*/
|
|
ddef_t *
|
|
ED_FieldAtOfs (progs_t * pr, int ofs)
|
|
{
|
|
ddef_t *def;
|
|
int i;
|
|
|
|
for (i = 0; i < pr->progs->numfielddefs; i++) {
|
|
def = &pr->pr_fielddefs[i];
|
|
if (def->ofs == ofs)
|
|
return def;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
/*
|
|
ED_FindField
|
|
*/
|
|
ddef_t *
|
|
ED_FindField (progs_t * pr, const char *name)
|
|
{
|
|
return Hash_Find (pr->field_hash, name);
|
|
}
|
|
|
|
int
|
|
ED_GetFieldIndex (progs_t *pr, const char *name)
|
|
{
|
|
ddef_t *def;
|
|
|
|
def = ED_FindField (pr, name);
|
|
if (def)
|
|
return def->ofs;
|
|
return -1;
|
|
}
|
|
|
|
/*
|
|
PR_FindGlobal
|
|
*/
|
|
ddef_t *
|
|
PR_FindGlobal (progs_t * pr, const char *name)
|
|
{
|
|
return Hash_Find (pr->global_hash, name);
|
|
}
|
|
|
|
pr_type_t *
|
|
PR_GetGlobalPointer (progs_t *pr, const char *name)
|
|
{
|
|
ddef_t *def;
|
|
|
|
def = PR_FindGlobal (pr, name);
|
|
if (def)
|
|
return &pr->pr_globals[def->ofs];
|
|
PR_Error (pr, "undefined global %s", name);
|
|
return 0;
|
|
}
|
|
|
|
func_t
|
|
PR_GetFunctionIndex (progs_t *pr, const char *name)
|
|
{
|
|
dfunction_t *func = ED_FindFunction (pr, name);
|
|
if (func)
|
|
return func - pr->pr_functions;
|
|
PR_Error (pr, "undefined function %s", name);
|
|
return -1;
|
|
}
|
|
|
|
int
|
|
PR_GetFieldOffset (progs_t *pr, const char *name)
|
|
{
|
|
ddef_t *def = ED_FindField (pr, name);
|
|
if (def)
|
|
return def->ofs;
|
|
PR_Error (pr, "undefined field %s", name);
|
|
return -1;
|
|
}
|
|
|
|
/*
|
|
ED_FindFunction
|
|
*/
|
|
dfunction_t *
|
|
ED_FindFunction (progs_t * pr, const char *name)
|
|
{
|
|
return Hash_Find (pr->function_hash, name);
|
|
}
|
|
|
|
int
|
|
PR_ResolveGlobals (progs_t *pr)
|
|
{
|
|
const char *sym;
|
|
ddef_t *def;
|
|
|
|
if (!(def = PR_FindGlobal (pr, sym = "time")))
|
|
goto error;
|
|
pr->globals.time = &G_FLOAT (pr, def->ofs);
|
|
if (!(def = PR_FindGlobal (pr, ".self")))
|
|
if (!(def = PR_FindGlobal (pr, "self"))) {
|
|
sym = "self";
|
|
goto error;
|
|
}
|
|
pr->globals.self = &G_INT (pr, def->ofs);
|
|
if ((pr->fields.nextthink = ED_GetFieldIndex (pr, sym = "nextthink")) == -1)
|
|
goto error;
|
|
if ((pr->fields.frame = ED_GetFieldIndex (pr, sym = "frame")) == -1)
|
|
goto error;
|
|
if ((pr->fields.think = ED_GetFieldIndex (pr, sym = "think")) == -1)
|
|
goto error;
|
|
return 1;
|
|
error:
|
|
Sys_Printf ("%s: undefined symbol: %s\n", pr->progs_name, sym);
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
PR_AccessField (progs_t *pr, const char *name, etype_t type,
|
|
const char *file, int line)
|
|
{
|
|
ddef_t *def = ED_FindField (pr, name);
|
|
|
|
if (!def)
|
|
PR_Error (pr, "undefined field %s accessed at %s:%d", name, file, line);
|
|
if (def->type != type)
|
|
PR_Error (pr, "bad type access to %s as %s (should be %s) at %s:%d",
|
|
name, pr_type_name[type], pr_type_name[def->type],
|
|
file, line);
|
|
return def->ofs;
|
|
}
|