1/*
2Copyright (C) 1996-1997 Id Software, Inc.
3
4This program is free software; you can redistribute it and/or
5modify it under the terms of the GNU General Public License
6as published by the Free Software Foundation; either version 2
7of the License, or (at your option) any later version.
8
9This program is distributed in the hope that it will be useful,
10but WITHOUT ANY WARRANTY; without even the implied warranty of
11MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
12
13See the GNU General Public License for more details.
14
15You should have received a copy of the GNU General Public License
16along with this program; if not, write to the Free Software
17Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
18
19*/
20
21#include "pr_comp.h"			// defs shared with qcc
22#include "progdefs.h"			// generated by program cdefs
23
24typedef union eval_s
25{
26	string_t		string;
27	float			_float;
28	float			vector[3];
29	func_t			function;
30	int				_int;
31	int				edict;
32} eval_t;
33
34#define	MAX_ENT_LEAFS	16
35typedef struct edict_s
36{
37	qboolean	free;
38	link_t		area;				// linked to a division node or leaf
39
40	int			num_leafs;
41	short		leafnums[MAX_ENT_LEAFS];
42
43	entity_state_t	baseline;
44
45	float		freetime;			// sv.time when the object was freed
46	entvars_t	v;					// C exported fields from progs
47// other fields from progs come immediately after
48} edict_t;
49#define	EDICT_FROM_AREA(l) STRUCT_FROM_LINK(l,edict_t,area)
50
51//============================================================================
52
53extern	dprograms_t		*progs;
54extern	dfunction_t		*pr_functions;
55extern	char			*pr_strings;
56extern	ddef_t			*pr_globaldefs;
57extern	ddef_t			*pr_fielddefs;
58extern	dstatement_t	*pr_statements;
59extern	globalvars_t	*pr_global_struct;
60extern	float			*pr_globals;			// same as pr_global_struct
61
62extern	int				pr_edict_size;	// in bytes
63
64//============================================================================
65
66void PR_Init (void);
67
68void PR_ExecuteProgram (func_t fnum);
69void PR_LoadProgs (void);
70
71void PR_Profile_f (void);
72
73edict_t *ED_Alloc (void);
74void ED_Free (edict_t *ed);
75
76char	*ED_NewString (char *string);
77// returns a copy of the string allocated from the server's string heap
78
79void ED_Print (edict_t *ed);
80void ED_Write (FILE *f, edict_t *ed);
81char *ED_ParseEdict (char *data, edict_t *ent);
82
83void ED_WriteGlobals (FILE *f);
84void ED_ParseGlobals (char *data);
85
86void ED_LoadFromFile (char *data);
87
88//define EDICT_NUM(n) ((edict_t *)(sv.edicts+ (n)*pr_edict_size))
89//define NUM_FOR_EDICT(e) (((byte *)(e) - sv.edicts)/pr_edict_size)
90
91edict_t *EDICT_NUM(int n);
92int NUM_FOR_EDICT(edict_t *e);
93
94#define	NEXT_EDICT(e) ((edict_t *)( (byte *)e + pr_edict_size))
95
96#define	EDICT_TO_PROG(e) ((byte *)e - (byte *)sv.edicts)
97#define PROG_TO_EDICT(e) ((edict_t *)((byte *)sv.edicts + e))
98
99//============================================================================
100
101#define	G_FLOAT(o) (pr_globals[o])
102#define	G_INT(o) (*(int *)&pr_globals[o])
103#define	G_EDICT(o) ((edict_t *)((byte *)sv.edicts+ *(int *)&pr_globals[o]))
104#define G_EDICTNUM(o) NUM_FOR_EDICT(G_EDICT(o))
105#define	G_VECTOR(o) (&pr_globals[o])
106#define	G_STRING(o) (PR_GetString(*(string_t *)&pr_globals[o]))
107#define	G_FUNCTION(o) (*(func_t *)&pr_globals[o])
108
109#define	E_FLOAT(e,o) (((float*)&e->v)[o])
110#define	E_INT(e,o) (*(int *)&((float*)&e->v)[o])
111#define	E_VECTOR(e,o) (&((float*)&e->v)[o])
112#define	E_STRING(e,o) (PR_GetString(*(string_t *)&((float*)&e->v)[o]))
113
114extern	int		type_size[8];
115
116typedef void (*builtin_t) (void);
117extern	builtin_t *pr_builtins;
118extern int pr_numbuiltins;
119
120extern int		pr_argc;
121
122extern	qboolean	pr_trace;
123extern	dfunction_t	*pr_xfunction;
124extern	int			pr_xstatement;
125
126extern func_t SpectatorConnect;
127extern func_t SpectatorThink;
128extern func_t SpectatorDisconnect;
129
130void PR_RunError (char *error, ...);
131
132void ED_PrintEdicts (void);
133void ED_PrintNum (int ent);
134
135eval_t *GetEdictFieldValue(edict_t *ed, char *field);
136
137//
138// PR STrings stuff
139//
140#define MAX_PRSTR 1024
141
142extern char *pr_strtbl[MAX_PRSTR];
143extern int num_prstr;
144
145char *PR_GetString(int num);
146int PR_SetString(char *s);
147
148