]> de.git.xonotic.org Git - xonotic/darkplaces.git/blob - progsvm.h
CSQC polygonbegin functionality now uses the CL_MeshEntities system, this finally...
[xonotic/darkplaces.git] / progsvm.h
1 /*
2 Copyright (C) 1996-1997 Id Software, Inc.
3
4 This program is free software; you can redistribute it and/or
5 modify it under the terms of the GNU General Public License
6 as published by the Free Software Foundation; either version 2
7 of the License, or (at your option) any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
12
13 See the GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
18
19 */
20 /*
21 This is a try to make the vm more generic, it is mainly based on the progs.h file.
22 For the license refer to progs.h.
23
24 Generic means, less as possible hard-coded links with the other parts of the engine.
25 This means no edict_engineprivate struct usage, etc.
26 The code uses void pointers instead.
27 */
28
29 #ifndef PROGSVM_H
30 #define PROGSVM_H
31
32 #include "pr_comp.h"                    // defs shared with qcc
33 #include "progdefs.h"                   // generated by program cdefs
34 #include "clprogdefs.h"                 // generated by program cdefs
35
36 #ifndef DP_SMALLMEMORY
37 #define PROFILING
38 #endif
39
40 typedef struct prvm_stack_s
41 {
42         int                             s;
43         mfunction_t             *f;
44         double                  tprofile_acc;
45         double                  profile_acc;
46         double                  builtinsprofile_acc;
47 } prvm_stack_t;
48
49
50 typedef union prvm_eval_s
51 {
52         prvm_int_t              string;
53         prvm_vec_t      _float;
54         prvm_vec_t      vector[3];
55         prvm_int_t              function;
56         prvm_int_t              ivector[3];
57         prvm_int_t              _int;
58         prvm_int_t              edict;
59 } prvm_eval_t;
60
61 typedef struct prvm_required_field_s
62 {
63         int type;
64         const char *name;
65 } prvm_required_field_t;
66
67
68 // AK: I dont call it engine private cause it doesnt really belongs to the engine
69 //     it belongs to prvm.
70 typedef struct prvm_edict_private_s
71 {
72         qboolean free;
73         float freetime; // realtime of last change to "free" (i.e. also set on allocation)
74         int mark; // used during leaktest (0 = unref, >0 = referenced); special values during server physics:
75 #define PRVM_EDICT_MARK_WAIT_FOR_SETORIGIN -1
76 #define PRVM_EDICT_MARK_SETORIGIN_CAUGHT -2
77         const char *allocation_origin;
78 } prvm_edict_private_t;
79
80 typedef struct prvm_edict_s
81 {
82         // engine-private fields (stored in dynamically resized array)
83         //edict_engineprivate_t *e;
84         union
85         {
86                 prvm_edict_private_t *required;
87                 prvm_vec_t *fp;
88                 prvm_int_t *ip;
89                 // FIXME: this server pointer really means world, not server
90                 // (it is used by both server qc and client qc, but not menu qc)
91                 edict_engineprivate_t *server;
92                 // add other private structs as you desire
93                 // new structs have to start with the elements of prvm_edit_private_t
94                 // e.g. a new struct has to either look like this:
95                 //      typedef struct server_edict_private_s {
96                 //              prvm_edict_private_t base;
97                 //              vec3_t moved_from;
98                 //      vec3_t moved_fromangles;
99                 //              ... } server_edict_private_t;
100                 // or:
101                 //      typedef struct server_edict_private_s {
102                 //              qboolean free;
103                 //              float freetime;
104                 //              vec3_t moved_from;
105                 //      vec3_t moved_fromangles;
106                 //              ... } server_edict_private_t;
107                 // However, the first one should be preferred.
108         } priv;
109         // QuakeC fields (stored in dynamically resized array)
110         union
111         {
112                 prvm_vec_t *fp;
113                 prvm_int_t *ip;
114 //              entvars_t               *server;
115 //              cl_entvars_t    *client;
116         } fields;
117 } prvm_edict_t;
118
119 extern prvm_eval_t prvm_badvalue;
120
121 #define PRVM_alledictfloat(ed, fieldname)    (PRVM_EDICTFIELDFLOAT(ed, prog->fieldoffsets.fieldname))
122 #define PRVM_alledictvector(ed, fieldname)   (PRVM_EDICTFIELDVECTOR(ed, prog->fieldoffsets.fieldname))
123 #define PRVM_alledictstring(ed, fieldname)   (PRVM_EDICTFIELDSTRING(ed, prog->fieldoffsets.fieldname))
124 #define PRVM_alledictedict(ed, fieldname)    (PRVM_EDICTFIELDEDICT(ed, prog->fieldoffsets.fieldname))
125 #define PRVM_alledictfunction(ed, fieldname) (PRVM_EDICTFIELDFUNCTION(ed, prog->fieldoffsets.fieldname))
126 #define PRVM_allglobalfloat(fieldname)       (PRVM_GLOBALFIELDFLOAT(prog->globaloffsets.fieldname))
127 #define PRVM_allglobalvector(fieldname)      (PRVM_GLOBALFIELDVECTOR(prog->globaloffsets.fieldname))
128 #define PRVM_allglobalstring(fieldname)      (PRVM_GLOBALFIELDSTRING(prog->globaloffsets.fieldname))
129 #define PRVM_allglobaledict(fieldname)       (PRVM_GLOBALFIELDEDICT(prog->globaloffsets.fieldname))
130 #define PRVM_allglobalfunction(fieldname)    (PRVM_GLOBALFIELDFUNCTION(prog->globaloffsets.fieldname))
131 #define PRVM_allfunction(funcname)           (prog->funcoffsets.funcname)
132
133 #define PRVM_drawedictfloat(ed, fieldname)    (PRVM_EDICTFIELDFLOAT(ed, prog->fieldoffsets.fieldname))
134 #define PRVM_drawedictvector(ed, fieldname)   (PRVM_EDICTFIELDVECTOR(ed, prog->fieldoffsets.fieldname))
135 #define PRVM_drawedictstring(ed, fieldname)   (PRVM_EDICTFIELDSTRING(ed, prog->fieldoffsets.fieldname))
136 #define PRVM_drawedictedict(ed, fieldname)    (PRVM_EDICTFIELDEDICT(ed, prog->fieldoffsets.fieldname))
137 #define PRVM_drawedictfunction(ed, fieldname) (PRVM_EDICTFIELDFUNCTION(ed, prog->fieldoffsets.fieldname))
138 #define PRVM_drawglobalfloat(fieldname)       (PRVM_GLOBALFIELDFLOAT(prog->globaloffsets.fieldname))
139 #define PRVM_drawglobalvector(fieldname)      (PRVM_GLOBALFIELDVECTOR(prog->globaloffsets.fieldname))
140 #define PRVM_drawglobalstring(fieldname)      (PRVM_GLOBALFIELDSTRING(prog->globaloffsets.fieldname))
141 #define PRVM_drawglobaledict(fieldname)       (PRVM_GLOBALFIELDEDICT(prog->globaloffsets.fieldname))
142 #define PRVM_drawglobalfunction(fieldname)    (PRVM_GLOBALFIELDFUNCTION(prog->globaloffsets.fieldname))
143 #define PRVM_drawfunction(funcname)           (prog->funcoffsets.funcname)
144
145 #define PRVM_gameedictfloat(ed, fieldname)    (PRVM_EDICTFIELDFLOAT(ed, prog->fieldoffsets.fieldname))
146 #define PRVM_gameedictvector(ed, fieldname)   (PRVM_EDICTFIELDVECTOR(ed, prog->fieldoffsets.fieldname))
147 #define PRVM_gameedictstring(ed, fieldname)   (PRVM_EDICTFIELDSTRING(ed, prog->fieldoffsets.fieldname))
148 #define PRVM_gameedictedict(ed, fieldname)    (PRVM_EDICTFIELDEDICT(ed, prog->fieldoffsets.fieldname))
149 #define PRVM_gameedictfunction(ed, fieldname) (PRVM_EDICTFIELDFUNCTION(ed, prog->fieldoffsets.fieldname))
150 #define PRVM_gameglobalfloat(fieldname)       (PRVM_GLOBALFIELDFLOAT(prog->globaloffsets.fieldname))
151 #define PRVM_gameglobalvector(fieldname)      (PRVM_GLOBALFIELDVECTOR(prog->globaloffsets.fieldname))
152 #define PRVM_gameglobalstring(fieldname)      (PRVM_GLOBALFIELDSTRING(prog->globaloffsets.fieldname))
153 #define PRVM_gameglobaledict(fieldname)       (PRVM_GLOBALFIELDEDICT(prog->globaloffsets.fieldname))
154 #define PRVM_gameglobalfunction(fieldname)    (PRVM_GLOBALFIELDFUNCTION(prog->globaloffsets.fieldname))
155 #define PRVM_gamefunction(funcname)           (prog->funcoffsets.funcname)
156
157 #define PRVM_serveredictfloat(ed, fieldname)    (PRVM_EDICTFIELDFLOAT(ed, prog->fieldoffsets.fieldname))
158 #define PRVM_serveredictvector(ed, fieldname)   (PRVM_EDICTFIELDVECTOR(ed, prog->fieldoffsets.fieldname))
159 #define PRVM_serveredictstring(ed, fieldname)   (PRVM_EDICTFIELDSTRING(ed, prog->fieldoffsets.fieldname))
160 #define PRVM_serveredictedict(ed, fieldname)    (PRVM_EDICTFIELDEDICT(ed, prog->fieldoffsets.fieldname))
161 #define PRVM_serveredictfunction(ed, fieldname) (PRVM_EDICTFIELDFUNCTION(ed, prog->fieldoffsets.fieldname))
162 #define PRVM_serverglobalfloat(fieldname)       (PRVM_GLOBALFIELDFLOAT(prog->globaloffsets.fieldname))
163 #define PRVM_serverglobalvector(fieldname)      (PRVM_GLOBALFIELDVECTOR(prog->globaloffsets.fieldname))
164 #define PRVM_serverglobalstring(fieldname)      (PRVM_GLOBALFIELDSTRING(prog->globaloffsets.fieldname))
165 #define PRVM_serverglobaledict(fieldname)       (PRVM_GLOBALFIELDEDICT(prog->globaloffsets.fieldname))
166 #define PRVM_serverglobalfunction(fieldname)    (PRVM_GLOBALFIELDFUNCTION(prog->globaloffsets.fieldname))
167 #define PRVM_serverfunction(funcname)           (prog->funcoffsets.funcname)
168
169 #define PRVM_clientedictfloat(ed, fieldname)    (PRVM_EDICTFIELDFLOAT(ed, prog->fieldoffsets.fieldname))
170 #define PRVM_clientedictvector(ed, fieldname)   (PRVM_EDICTFIELDVECTOR(ed, prog->fieldoffsets.fieldname))
171 #define PRVM_clientedictstring(ed, fieldname)   (PRVM_EDICTFIELDSTRING(ed, prog->fieldoffsets.fieldname))
172 #define PRVM_clientedictedict(ed, fieldname)    (PRVM_EDICTFIELDEDICT(ed, prog->fieldoffsets.fieldname))
173 #define PRVM_clientedictfunction(ed, fieldname) (PRVM_EDICTFIELDFUNCTION(ed, prog->fieldoffsets.fieldname))
174 #define PRVM_clientglobalfloat(fieldname)       (PRVM_GLOBALFIELDFLOAT(prog->globaloffsets.fieldname))
175 #define PRVM_clientglobalvector(fieldname)      (PRVM_GLOBALFIELDVECTOR(prog->globaloffsets.fieldname))
176 #define PRVM_clientglobalstring(fieldname)      (PRVM_GLOBALFIELDSTRING(prog->globaloffsets.fieldname))
177 #define PRVM_clientglobaledict(fieldname)       (PRVM_GLOBALFIELDEDICT(prog->globaloffsets.fieldname))
178 #define PRVM_clientglobalfunction(fieldname)    (PRVM_GLOBALFIELDFUNCTION(prog->globaloffsets.fieldname))
179 #define PRVM_clientfunction(funcname)           (prog->funcoffsets.funcname)
180
181 #define PRVM_menuedictfloat(ed, fieldname)    (PRVM_EDICTFIELDFLOAT(ed, prog->fieldoffsets.fieldname))
182 #define PRVM_menuedictvector(ed, fieldname)   (PRVM_EDICTFIELDVECTOR(ed, prog->fieldoffsets.fieldname))
183 #define PRVM_menuedictstring(ed, fieldname)   (PRVM_EDICTFIELDSTRING(ed, prog->fieldoffsets.fieldname))
184 #define PRVM_menuedictedict(ed, fieldname)    (PRVM_EDICTFIELDEDICT(ed, prog->fieldoffsets.fieldname))
185 #define PRVM_menuedictfunction(ed, fieldname) (PRVM_EDICTFIELDFUNCTION(ed, prog->fieldoffsets.fieldname))
186 #define PRVM_menuglobalfloat(fieldname)       (PRVM_GLOBALFIELDFLOAT(prog->globaloffsets.fieldname))
187 #define PRVM_menuglobalvector(fieldname)      (PRVM_GLOBALFIELDVECTOR(prog->globaloffsets.fieldname))
188 #define PRVM_menuglobalstring(fieldname)      (PRVM_GLOBALFIELDSTRING(prog->globaloffsets.fieldname))
189 #define PRVM_menuglobaledict(fieldname)       (PRVM_GLOBALFIELDEDICT(prog->globaloffsets.fieldname))
190 #define PRVM_menuglobalfunction(fieldname)    (PRVM_GLOBALFIELDFUNCTION(prog->globaloffsets.fieldname))
191 #define PRVM_menufunction(funcname)           (prog->funcoffsets.funcname)
192
193 #if 1
194 #define PRVM_EDICTFIELDVALUE(ed, fieldoffset)    ((fieldoffset) < 0 ? Con_Printf("Invalid fieldoffset at %s:%i\n", __FILE__, __LINE__), &prvm_badvalue : (prvm_eval_t *)((ed)->fields.fp + (fieldoffset)))
195 #define PRVM_EDICTFIELDFLOAT(ed, fieldoffset)    (PRVM_EDICTFIELDVALUE(ed, fieldoffset)->_float)
196 #define PRVM_EDICTFIELDVECTOR(ed, fieldoffset)   (PRVM_EDICTFIELDVALUE(ed, fieldoffset)->vector)
197 #define PRVM_EDICTFIELDSTRING(ed, fieldoffset)   (PRVM_EDICTFIELDVALUE(ed, fieldoffset)->string)
198 #define PRVM_EDICTFIELDEDICT(ed, fieldoffset)    (PRVM_EDICTFIELDVALUE(ed, fieldoffset)->edict)
199 #define PRVM_EDICTFIELDFUNCTION(ed, fieldoffset) (PRVM_EDICTFIELDVALUE(ed, fieldoffset)->function)
200 #define PRVM_GLOBALFIELDVALUE(fieldoffset)       ((fieldoffset) < 0 ? Con_Printf("Invalid fieldoffset at %s:%i\n", __FILE__, __LINE__), &prvm_badvalue : (prvm_eval_t *)(prog->globals.fp + (fieldoffset)))
201 #define PRVM_GLOBALFIELDFLOAT(fieldoffset)       (PRVM_GLOBALFIELDVALUE(fieldoffset)->_float)
202 #define PRVM_GLOBALFIELDVECTOR(fieldoffset)      (PRVM_GLOBALFIELDVALUE(fieldoffset)->vector)
203 #define PRVM_GLOBALFIELDSTRING(fieldoffset)      (PRVM_GLOBALFIELDVALUE(fieldoffset)->string)
204 #define PRVM_GLOBALFIELDEDICT(fieldoffset)       (PRVM_GLOBALFIELDVALUE(fieldoffset)->edict)
205 #define PRVM_GLOBALFIELDFUNCTION(fieldoffset)    (PRVM_GLOBALFIELDVALUE(fieldoffset)->function)
206 #else
207 #define PRVM_EDICTFIELDVALUE(ed, fieldoffset) ((prvm_eval_t *)(ed->fields.fp + fieldoffset))
208 #define PRVM_EDICTFIELDFLOAT(ed, fieldoffset) (((prvm_eval_t *)(ed->fields.fp + fieldoffset))->_float)
209 #define PRVM_EDICTFIELDVECTOR(ed, fieldoffset) (((prvm_eval_t *)(ed->fields.fp + fieldoffset))->vector)
210 #define PRVM_EDICTFIELDSTRING(ed, fieldoffset) (((prvm_eval_t *)(ed->fields.fp + fieldoffset))->string)
211 #define PRVM_EDICTFIELDEDICT(ed, fieldoffset) (((prvm_eval_t *)(ed->fields.fp + fieldoffset))->edict)
212 #define PRVM_EDICTFIELDFUNCTION(ed, fieldoffset) (((prvm_eval_t *)(ed->fields.fp + fieldoffset))->function)
213 #define PRVM_GLOBALFIELDVALUE(fieldoffset) ((prvm_eval_t *)(prog->globals.fp + fieldoffset))
214 #define PRVM_GLOBALFIELDFLOAT(fieldoffset) (((prvm_eval_t *)(prog->globals.fp + fieldoffset))->_float)
215 #define PRVM_GLOBALFIELDVECTOR(fieldoffset) (((prvm_eval_t *)(prog->globals.fp + fieldoffset))->vector)
216 #define PRVM_GLOBALFIELDSTRING(fieldoffset) (((prvm_eval_t *)(prog->globals.fp + fieldoffset))->string)
217 #define PRVM_GLOBALFIELDEDICT(fieldoffset) (((prvm_eval_t *)(prog->globals.fp + fieldoffset))->edict)
218 #define PRVM_GLOBALFIELDFUNCTION(fieldoffset) (((prvm_eval_t *)(prog->globals.fp + fieldoffset))->function)
219 #endif
220
221 //============================================================================
222 #define PRVM_OP_STATE           1
223
224 #ifdef DP_SMALLMEMORY
225 #define PRVM_MAX_STACK_DEPTH            128
226 #define PRVM_LOCALSTACK_SIZE            2048
227
228 #define PRVM_MAX_OPENFILES 16
229 #define PRVM_MAX_OPENSEARCHES 8
230 #else
231 #define PRVM_MAX_STACK_DEPTH            1024
232 #define PRVM_LOCALSTACK_SIZE            16384
233
234 #define PRVM_MAX_OPENFILES 256
235 #define PRVM_MAX_OPENSEARCHES 128
236 #endif
237
238 struct prvm_prog_s;
239 typedef void (*prvm_builtin_t) (struct prvm_prog_s *prog);
240
241 // NOTE: field offsets use -1 for NULL
242 typedef struct prvm_prog_fieldoffsets_s
243 {
244 #define PRVM_DECLARE_serverglobalfloat(x)
245 #define PRVM_DECLARE_serverglobalvector(x)
246 #define PRVM_DECLARE_serverglobalstring(x)
247 #define PRVM_DECLARE_serverglobaledict(x)
248 #define PRVM_DECLARE_serverglobalfunction(x)
249 #define PRVM_DECLARE_clientglobalfloat(x)
250 #define PRVM_DECLARE_clientglobalvector(x)
251 #define PRVM_DECLARE_clientglobalstring(x)
252 #define PRVM_DECLARE_clientglobaledict(x)
253 #define PRVM_DECLARE_clientglobalfunction(x)
254 #define PRVM_DECLARE_menuglobalfloat(x)
255 #define PRVM_DECLARE_menuglobalvector(x)
256 #define PRVM_DECLARE_menuglobalstring(x)
257 #define PRVM_DECLARE_menuglobaledict(x)
258 #define PRVM_DECLARE_menuglobalfunction(x)
259 #define PRVM_DECLARE_serverfieldfloat(x)
260 #define PRVM_DECLARE_serverfieldvector(x)
261 #define PRVM_DECLARE_serverfieldstring(x)
262 #define PRVM_DECLARE_serverfieldedict(x)
263 #define PRVM_DECLARE_serverfieldfunction(x)
264 #define PRVM_DECLARE_clientfieldfloat(x)
265 #define PRVM_DECLARE_clientfieldvector(x)
266 #define PRVM_DECLARE_clientfieldstring(x)
267 #define PRVM_DECLARE_clientfieldedict(x)
268 #define PRVM_DECLARE_clientfieldfunction(x)
269 #define PRVM_DECLARE_menufieldfloat(x)
270 #define PRVM_DECLARE_menufieldvector(x)
271 #define PRVM_DECLARE_menufieldstring(x)
272 #define PRVM_DECLARE_menufieldedict(x)
273 #define PRVM_DECLARE_menufieldfunction(x)
274 #define PRVM_DECLARE_serverfunction(x)
275 #define PRVM_DECLARE_clientfunction(x)
276 #define PRVM_DECLARE_menufunction(x)
277 #define PRVM_DECLARE_field(x) int x;
278 #define PRVM_DECLARE_global(x)
279 #define PRVM_DECLARE_function(x)
280 #include "prvm_offsets.h"
281 #undef PRVM_DECLARE_serverglobalfloat
282 #undef PRVM_DECLARE_serverglobalvector
283 #undef PRVM_DECLARE_serverglobalstring
284 #undef PRVM_DECLARE_serverglobaledict
285 #undef PRVM_DECLARE_serverglobalfunction
286 #undef PRVM_DECLARE_clientglobalfloat
287 #undef PRVM_DECLARE_clientglobalvector
288 #undef PRVM_DECLARE_clientglobalstring
289 #undef PRVM_DECLARE_clientglobaledict
290 #undef PRVM_DECLARE_clientglobalfunction
291 #undef PRVM_DECLARE_menuglobalfloat
292 #undef PRVM_DECLARE_menuglobalvector
293 #undef PRVM_DECLARE_menuglobalstring
294 #undef PRVM_DECLARE_menuglobaledict
295 #undef PRVM_DECLARE_menuglobalfunction
296 #undef PRVM_DECLARE_serverfieldfloat
297 #undef PRVM_DECLARE_serverfieldvector
298 #undef PRVM_DECLARE_serverfieldstring
299 #undef PRVM_DECLARE_serverfieldedict
300 #undef PRVM_DECLARE_serverfieldfunction
301 #undef PRVM_DECLARE_clientfieldfloat
302 #undef PRVM_DECLARE_clientfieldvector
303 #undef PRVM_DECLARE_clientfieldstring
304 #undef PRVM_DECLARE_clientfieldedict
305 #undef PRVM_DECLARE_clientfieldfunction
306 #undef PRVM_DECLARE_menufieldfloat
307 #undef PRVM_DECLARE_menufieldvector
308 #undef PRVM_DECLARE_menufieldstring
309 #undef PRVM_DECLARE_menufieldedict
310 #undef PRVM_DECLARE_menufieldfunction
311 #undef PRVM_DECLARE_serverfunction
312 #undef PRVM_DECLARE_clientfunction
313 #undef PRVM_DECLARE_menufunction
314 #undef PRVM_DECLARE_field
315 #undef PRVM_DECLARE_global
316 #undef PRVM_DECLARE_function
317 }
318 prvm_prog_fieldoffsets_t;
319
320 // NOTE: global offsets use -1 for NULL
321 typedef struct prvm_prog_globaloffsets_s
322 {
323 #define PRVM_DECLARE_serverglobalfloat(x)
324 #define PRVM_DECLARE_serverglobalvector(x)
325 #define PRVM_DECLARE_serverglobalstring(x)
326 #define PRVM_DECLARE_serverglobaledict(x)
327 #define PRVM_DECLARE_serverglobalfunction(x)
328 #define PRVM_DECLARE_clientglobalfloat(x)
329 #define PRVM_DECLARE_clientglobalvector(x)
330 #define PRVM_DECLARE_clientglobalstring(x)
331 #define PRVM_DECLARE_clientglobaledict(x)
332 #define PRVM_DECLARE_clientglobalfunction(x)
333 #define PRVM_DECLARE_menuglobalfloat(x)
334 #define PRVM_DECLARE_menuglobalvector(x)
335 #define PRVM_DECLARE_menuglobalstring(x)
336 #define PRVM_DECLARE_menuglobaledict(x)
337 #define PRVM_DECLARE_menuglobalfunction(x)
338 #define PRVM_DECLARE_serverfieldfloat(x)
339 #define PRVM_DECLARE_serverfieldvector(x)
340 #define PRVM_DECLARE_serverfieldstring(x)
341 #define PRVM_DECLARE_serverfieldedict(x)
342 #define PRVM_DECLARE_serverfieldfunction(x)
343 #define PRVM_DECLARE_clientfieldfloat(x)
344 #define PRVM_DECLARE_clientfieldvector(x)
345 #define PRVM_DECLARE_clientfieldstring(x)
346 #define PRVM_DECLARE_clientfieldedict(x)
347 #define PRVM_DECLARE_clientfieldfunction(x)
348 #define PRVM_DECLARE_menufieldfloat(x)
349 #define PRVM_DECLARE_menufieldvector(x)
350 #define PRVM_DECLARE_menufieldstring(x)
351 #define PRVM_DECLARE_menufieldedict(x)
352 #define PRVM_DECLARE_menufieldfunction(x)
353 #define PRVM_DECLARE_serverfunction(x)
354 #define PRVM_DECLARE_clientfunction(x)
355 #define PRVM_DECLARE_menufunction(x)
356 #define PRVM_DECLARE_field(x)
357 #define PRVM_DECLARE_global(x) int x;
358 #define PRVM_DECLARE_function(x)
359 #include "prvm_offsets.h"
360 #undef PRVM_DECLARE_serverglobalfloat
361 #undef PRVM_DECLARE_serverglobalvector
362 #undef PRVM_DECLARE_serverglobalstring
363 #undef PRVM_DECLARE_serverglobaledict
364 #undef PRVM_DECLARE_serverglobalfunction
365 #undef PRVM_DECLARE_clientglobalfloat
366 #undef PRVM_DECLARE_clientglobalvector
367 #undef PRVM_DECLARE_clientglobalstring
368 #undef PRVM_DECLARE_clientglobaledict
369 #undef PRVM_DECLARE_clientglobalfunction
370 #undef PRVM_DECLARE_menuglobalfloat
371 #undef PRVM_DECLARE_menuglobalvector
372 #undef PRVM_DECLARE_menuglobalstring
373 #undef PRVM_DECLARE_menuglobaledict
374 #undef PRVM_DECLARE_menuglobalfunction
375 #undef PRVM_DECLARE_serverfieldfloat
376 #undef PRVM_DECLARE_serverfieldvector
377 #undef PRVM_DECLARE_serverfieldstring
378 #undef PRVM_DECLARE_serverfieldedict
379 #undef PRVM_DECLARE_serverfieldfunction
380 #undef PRVM_DECLARE_clientfieldfloat
381 #undef PRVM_DECLARE_clientfieldvector
382 #undef PRVM_DECLARE_clientfieldstring
383 #undef PRVM_DECLARE_clientfieldedict
384 #undef PRVM_DECLARE_clientfieldfunction
385 #undef PRVM_DECLARE_menufieldfloat
386 #undef PRVM_DECLARE_menufieldvector
387 #undef PRVM_DECLARE_menufieldstring
388 #undef PRVM_DECLARE_menufieldedict
389 #undef PRVM_DECLARE_menufieldfunction
390 #undef PRVM_DECLARE_serverfunction
391 #undef PRVM_DECLARE_clientfunction
392 #undef PRVM_DECLARE_menufunction
393 #undef PRVM_DECLARE_field
394 #undef PRVM_DECLARE_global
395 #undef PRVM_DECLARE_function
396 }
397 prvm_prog_globaloffsets_t;
398
399 // NOTE: function offsets use 0 for NULL
400 typedef struct prvm_prog_funcoffsets_s
401 {
402 #define PRVM_DECLARE_serverglobalfloat(x)
403 #define PRVM_DECLARE_serverglobalvector(x)
404 #define PRVM_DECLARE_serverglobalstring(x)
405 #define PRVM_DECLARE_serverglobaledict(x)
406 #define PRVM_DECLARE_serverglobalfunction(x)
407 #define PRVM_DECLARE_clientglobalfloat(x)
408 #define PRVM_DECLARE_clientglobalvector(x)
409 #define PRVM_DECLARE_clientglobalstring(x)
410 #define PRVM_DECLARE_clientglobaledict(x)
411 #define PRVM_DECLARE_clientglobalfunction(x)
412 #define PRVM_DECLARE_menuglobalfloat(x)
413 #define PRVM_DECLARE_menuglobalvector(x)
414 #define PRVM_DECLARE_menuglobalstring(x)
415 #define PRVM_DECLARE_menuglobaledict(x)
416 #define PRVM_DECLARE_menuglobalfunction(x)
417 #define PRVM_DECLARE_serverfieldfloat(x)
418 #define PRVM_DECLARE_serverfieldvector(x)
419 #define PRVM_DECLARE_serverfieldstring(x)
420 #define PRVM_DECLARE_serverfieldedict(x)
421 #define PRVM_DECLARE_serverfieldfunction(x)
422 #define PRVM_DECLARE_clientfieldfloat(x)
423 #define PRVM_DECLARE_clientfieldvector(x)
424 #define PRVM_DECLARE_clientfieldstring(x)
425 #define PRVM_DECLARE_clientfieldedict(x)
426 #define PRVM_DECLARE_clientfieldfunction(x)
427 #define PRVM_DECLARE_menufieldfloat(x)
428 #define PRVM_DECLARE_menufieldvector(x)
429 #define PRVM_DECLARE_menufieldstring(x)
430 #define PRVM_DECLARE_menufieldedict(x)
431 #define PRVM_DECLARE_menufieldfunction(x)
432 #define PRVM_DECLARE_serverfunction(x)
433 #define PRVM_DECLARE_clientfunction(x)
434 #define PRVM_DECLARE_menufunction(x)
435 #define PRVM_DECLARE_field(x)
436 #define PRVM_DECLARE_global(x)
437 #define PRVM_DECLARE_function(x) int x;
438 #include "prvm_offsets.h"
439 #undef PRVM_DECLARE_serverglobalfloat
440 #undef PRVM_DECLARE_serverglobalvector
441 #undef PRVM_DECLARE_serverglobalstring
442 #undef PRVM_DECLARE_serverglobaledict
443 #undef PRVM_DECLARE_serverglobalfunction
444 #undef PRVM_DECLARE_clientglobalfloat
445 #undef PRVM_DECLARE_clientglobalvector
446 #undef PRVM_DECLARE_clientglobalstring
447 #undef PRVM_DECLARE_clientglobaledict
448 #undef PRVM_DECLARE_clientglobalfunction
449 #undef PRVM_DECLARE_menuglobalfloat
450 #undef PRVM_DECLARE_menuglobalvector
451 #undef PRVM_DECLARE_menuglobalstring
452 #undef PRVM_DECLARE_menuglobaledict
453 #undef PRVM_DECLARE_menuglobalfunction
454 #undef PRVM_DECLARE_serverfieldfloat
455 #undef PRVM_DECLARE_serverfieldvector
456 #undef PRVM_DECLARE_serverfieldstring
457 #undef PRVM_DECLARE_serverfieldedict
458 #undef PRVM_DECLARE_serverfieldfunction
459 #undef PRVM_DECLARE_clientfieldfloat
460 #undef PRVM_DECLARE_clientfieldvector
461 #undef PRVM_DECLARE_clientfieldstring
462 #undef PRVM_DECLARE_clientfieldedict
463 #undef PRVM_DECLARE_clientfieldfunction
464 #undef PRVM_DECLARE_menufieldfloat
465 #undef PRVM_DECLARE_menufieldvector
466 #undef PRVM_DECLARE_menufieldstring
467 #undef PRVM_DECLARE_menufieldedict
468 #undef PRVM_DECLARE_menufieldfunction
469 #undef PRVM_DECLARE_serverfunction
470 #undef PRVM_DECLARE_clientfunction
471 #undef PRVM_DECLARE_menufunction
472 #undef PRVM_DECLARE_field
473 #undef PRVM_DECLARE_global
474 #undef PRVM_DECLARE_function
475 }
476 prvm_prog_funcoffsets_t;
477
478 // stringbuffer flags
479 #define STRINGBUFFER_SAVED     1   // saved in savegames
480 #define STRINGBUFFER_QCFLAGS   1   // allowed to be set by QC
481 #define STRINGBUFFER_TEMP      128 // internal use ONLY 
482 typedef struct prvm_stringbuffer_s
483 {
484         int max_strings;
485         int num_strings;
486         char **strings;
487         const char *origin;
488         unsigned char flags;
489 }
490 prvm_stringbuffer_t;
491
492 // [INIT] variables flagged with this token can be initialized by 'you'
493 // NOTE: external code has to create and free the mempools but everything else is done by prvm !
494 typedef struct prvm_prog_s
495 {
496         double                          starttime; // system time when PRVM_Prog_Load was called
497         double                          inittime; // system time when QC initialization code finished (any entity created before is not a leak)
498         double                          profiletime; // system time when last PRVM_CallProfile was called (or PRVM_Prog_Load initially)
499         mfunction_t                     *functions;
500         int                             functions_covered;
501         char                            *strings;
502         int                                     stringssize;
503         ddef_t                          *fielddefs;
504         ddef_t                          *globaldefs;
505         mstatement_t            *statements;
506         int                                     entityfields;                   // number of vec_t fields in progs (some variables are 3)
507         int                                     entityfieldsarea;               // LordHavoc: equal to max_edicts * entityfields (for bounds checking)
508
509         // loaded values from the disk format
510         int                                     progs_version;
511         int                                     progs_crc;
512         int                                     progs_numstatements;
513         int                                     progs_numglobaldefs;
514         int                                     progs_numfielddefs;
515         int                                     progs_numfunctions;
516         int                                     progs_numstrings;
517         int                                     progs_numglobals;
518         int                                     progs_entityfields;
519
520         // real values in memory (some modified by loader)
521         int                                     numstatements;
522         int                                     numglobaldefs;
523         int                                     numfielddefs;
524         int                                     numfunctions;
525         int                                     numstrings;
526         int                                     numglobals;
527
528         int                                     *statement_linenums; // NULL if not available
529         int                                     *statement_columnnums; // NULL if not available
530
531         double                          *statement_profile; // only incremented if prvm_statementprofiling is on
532         int                             statements_covered;
533         double                          *explicit_profile; // only incremented if prvm_statementprofiling is on
534         int                             explicit_covered;
535         int                             numexplicitcoveragestatements;
536
537         union {
538                 prvm_vec_t *fp;
539                 prvm_int_t *ip;
540 //              globalvars_t *server;
541 //              cl_globalvars_t *client;
542         } globals;
543
544         int                                     maxknownstrings;
545         int                                     numknownstrings;
546         // this is updated whenever a string is removed or added
547         // (simple optimization of the free string search)
548         int                                     firstfreeknownstring;
549         const char                      **knownstrings;
550         unsigned char           *knownstrings_freeable;
551         const char          **knownstrings_origin;
552         const char                      ***stringshash;
553
554         memexpandablearray_t    stringbuffersarray;
555
556         // all memory allocations related to this vm_prog (code, edicts, strings)
557         mempool_t                       *progs_mempool; // [INIT]
558
559         prvm_builtin_t          *builtins; // [INIT]
560         int                                     numbuiltins; // [INIT]
561
562         int                                     argc;
563
564         int                                     trace;
565         int                                     break_statement;
566         int                                     break_stack_index;
567         int                                     watch_global;
568         etype_t                                 watch_global_type;
569         prvm_eval_t                             watch_global_value;
570         int                                     watch_edict;
571         int                                     watch_field;
572         etype_t                                 watch_field_type;
573         prvm_eval_t                             watch_edictfield_value;
574
575         mfunction_t                     *xfunction;
576         int                                     xstatement;
577
578         // stacktrace writes into stack[MAX_STACK_DEPTH]
579         // thus increase the array, so depth wont be overwritten
580         prvm_stack_t            stack[PRVM_MAX_STACK_DEPTH+1];
581         int                                     depth;
582
583         prvm_int_t                      localstack[PRVM_LOCALSTACK_SIZE];
584         int                                     localstack_used;
585
586         unsigned short          filecrc;
587
588         //============================================================================
589         // until this point everything also exists (with the pr_ prefix) in the old vm
590
591         qfile_t                         *openfiles[PRVM_MAX_OPENFILES];
592         const char *         openfiles_origin[PRVM_MAX_OPENFILES];
593         fssearch_t                      *opensearches[PRVM_MAX_OPENSEARCHES];
594         const char *         opensearches_origin[PRVM_MAX_OPENSEARCHES];
595         skeleton_t                      *skeletons[MAX_EDICTS];
596
597         // buffer for storing all tempstrings created during one invocation of ExecuteProgram
598         sizebuf_t                       tempstringsbuf;
599
600         // in csqc the polygonbegin,polygonvertex,polygonend sequencing is
601         // stateful, so this tracks the last polygonbegin's choice of
602         // CL_Mesh_CSQC or CL_Mesh_UI for this polygon
603         dp_model_t                      *polygonbegin_model;
604
605         // copies of some vars that were former read from sv
606         int                                     num_edicts;
607         // number of edicts for which space has been (should be) allocated
608         int                                     max_edicts; // [INIT]
609         // used instead of the constant MAX_EDICTS
610         int                                     limit_edicts; // [INIT]
611
612         // number of reserved edicts (allocated from 1)
613         int                                     reserved_edicts; // [INIT]
614
615         prvm_edict_t            *edicts;
616         prvm_vec_t              *edictsfields;
617         void                            *edictprivate;
618
619         // size of the engine private struct
620         int                                     edictprivate_size; // [INIT]
621
622         prvm_prog_fieldoffsets_t        fieldoffsets;
623         prvm_prog_globaloffsets_t       globaloffsets;
624         prvm_prog_funcoffsets_t funcoffsets;
625
626         // allow writing to world entity fields, this is set by server init and
627         // cleared before first server frame
628         qboolean                        allowworldwrites;
629
630         // name of the prog, e.g. "Server", "Client" or "Menu" (used for text output)
631         const char                      *name; // [INIT]
632
633         // flag - used to store general flags like PRVM_GE_SELF, etc.
634         int                             flag;
635
636         const char                      *extensionstring; // [INIT]
637
638         qboolean                        loadintoworld; // [INIT]
639
640         // used to indicate whether a prog is loaded
641         qboolean                        loaded;
642         qboolean                        leaktest_active;
643
644         // translation buffer (only needs to be freed on unloading progs, type is private to prvm_edict.c)
645         void *po;
646
647         // printed together with backtraces
648         const char *statestring;
649
650         struct animatemodel_cache *animatemodel_cache;
651
652 //      prvm_builtin_mem_t  *mem_list;
653
654 // now passed as parameter of PRVM_LoadProgs
655 //      char                            **required_func;
656 //      int                                     numrequiredfunc;
657
658         //============================================================================
659
660         ddef_t                          *self; // if self != 0 then there is a global self
661
662         //============================================================================
663         // function pointers
664
665         void                            (*begin_increase_edicts)(struct prvm_prog_s *prog); // [INIT] used by PRVM_MEM_Increase_Edicts
666         void                            (*end_increase_edicts)(struct prvm_prog_s *prog); // [INIT]
667
668         void                            (*init_edict)(struct prvm_prog_s *prog, prvm_edict_t *edict); // [INIT] used by PRVM_ED_ClearEdict
669         void                            (*free_edict)(struct prvm_prog_s *prog, prvm_edict_t *ed); // [INIT] used by PRVM_ED_Free
670
671         void                            (*count_edicts)(struct prvm_prog_s *prog); // [INIT] used by PRVM_ED_Count_f
672
673         qboolean                        (*load_edict)(struct prvm_prog_s *prog, prvm_edict_t *ent); // [INIT] used by PRVM_ED_LoadFromFile
674
675         void                            (*init_cmd)(struct prvm_prog_s *prog); // [INIT] used by PRVM_InitProg
676         void                            (*reset_cmd)(struct prvm_prog_s *prog); // [INIT] used by PRVM_ResetProg
677
678         void                            (*error_cmd)(const char *format, ...) DP_FUNC_PRINTF(1); // [INIT]
679
680         void                            (*ExecuteProgram)(struct prvm_prog_s *prog, func_t fnum, const char *errormessage); // pointer to one of the *VM_ExecuteProgram functions
681 } prvm_prog_t;
682
683 typedef enum prvm_progindex_e
684 {
685         PRVM_PROG_SERVER,
686         PRVM_PROG_CLIENT,
687         PRVM_PROG_MENU,
688         PRVM_PROG_MAX
689 }
690 prvm_progindex_t;
691
692 extern prvm_prog_t prvm_prog_list[PRVM_PROG_MAX];
693 prvm_prog_t *PRVM_ProgFromString(const char *str);
694 prvm_prog_t *PRVM_FriendlyProgFromString(const char *str); // for console commands (prints error if name unknown and returns NULL, prints error if prog not loaded and returns NULL)
695 #define PRVM_GetProg(n) (&prvm_prog_list[(n)])
696 #define PRVM_ProgLoaded(n) (PRVM_GetProg(n)->loaded)
697 #define SVVM_prog (&prvm_prog_list[PRVM_PROG_SERVER])
698 #define CLVM_prog (&prvm_prog_list[PRVM_PROG_CLIENT])
699 #ifdef CONFIG_MENU
700 #define MVM_prog (&prvm_prog_list[PRVM_PROG_MENU])
701 #endif
702
703 //============================================================================
704 // prvm_cmds part
705
706 extern prvm_builtin_t vm_sv_builtins[];
707 extern prvm_builtin_t vm_cl_builtins[];
708 extern prvm_builtin_t vm_m_builtins[];
709
710 extern const int vm_sv_numbuiltins;
711 extern const int vm_cl_numbuiltins;
712 extern const int vm_m_numbuiltins;
713
714 extern const char * vm_sv_extensions; // client also uses this
715 extern const char * vm_m_extensions;
716
717 void SVVM_init_cmd(prvm_prog_t *prog);
718 void SVVM_reset_cmd(prvm_prog_t *prog);
719
720 void CLVM_init_cmd(prvm_prog_t *prog);
721 void CLVM_reset_cmd(prvm_prog_t *prog);
722
723 #ifdef CONFIG_MENU
724 void MVM_init_cmd(prvm_prog_t *prog);
725 void MVM_reset_cmd(prvm_prog_t *prog);
726 #endif
727
728 void VM_Cmd_Init(prvm_prog_t *prog);
729 void VM_Cmd_Reset(prvm_prog_t *prog);
730 //============================================================================
731
732 void PRVM_Init (void);
733
734 #ifdef PROFILING
735 void SVVM_ExecuteProgram (prvm_prog_t *prog, func_t fnum, const char *errormessage);
736 void CLVM_ExecuteProgram (prvm_prog_t *prog, func_t fnum, const char *errormessage);
737 #ifdef CONFIG_MENU
738 void MVM_ExecuteProgram (prvm_prog_t *prog, func_t fnum, const char *errormessage);
739 #endif
740 #else
741 #define SVVM_ExecuteProgram PRVM_ExecuteProgram
742 #define CLVM_ExecuteProgram PRVM_ExecuteProgram
743 #ifdef CONFIG_MENU
744 #define MVM_ExecuteProgram PRVM_ExecuteProgram
745 #endif
746 void PRVM_ExecuteProgram (prvm_prog_t *prog, func_t fnum, const char *errormessage);
747 #endif
748
749 #define PRVM_Alloc(buffersize) Mem_Alloc(prog->progs_mempool, buffersize)
750 #define PRVM_Free(buffer) Mem_Free(buffer)
751
752 void PRVM_Profile (prvm_prog_t *prog, int maxfunctions, double mintime, int sortby);
753 void PRVM_Profile_f (void);
754 void PRVM_ChildProfile_f (void);
755 void PRVM_CallProfile_f (void);
756 void PRVM_PrintFunction_f (void);
757
758 void PRVM_PrintState(prvm_prog_t *prog, int stack_index);
759 void PRVM_Crash(prvm_prog_t *prog);
760 void PRVM_ShortStackTrace(prvm_prog_t *prog, char *buf, size_t bufsize);
761 const char *PRVM_AllocationOrigin(prvm_prog_t *prog);
762
763 ddef_t *PRVM_ED_FindField(prvm_prog_t *prog, const char *name);
764 ddef_t *PRVM_ED_FindGlobal(prvm_prog_t *prog, const char *name);
765 mfunction_t *PRVM_ED_FindFunction(prvm_prog_t *prog, const char *name);
766
767 int PRVM_ED_FindFieldOffset(prvm_prog_t *prog, const char *name);
768 int PRVM_ED_FindGlobalOffset(prvm_prog_t *prog, const char *name);
769 func_t PRVM_ED_FindFunctionOffset(prvm_prog_t *prog, const char *name);
770 #define PRVM_ED_FindFieldOffset_FromStruct(st, field) prog->fieldoffsets . field = ((int *)(&((st *)NULL)-> field ) - ((int *)NULL))
771 #define PRVM_ED_FindGlobalOffset_FromStruct(st, field) prog->globaloffsets . field = ((int *)(&((st *)NULL)-> field ) - ((int *)NULL))
772
773 void PRVM_MEM_IncreaseEdicts(prvm_prog_t *prog);
774
775 qboolean PRVM_ED_CanAlloc(prvm_prog_t *prog, prvm_edict_t *e);
776 prvm_edict_t *PRVM_ED_Alloc(prvm_prog_t *prog);
777 void PRVM_ED_Free(prvm_prog_t *prog, prvm_edict_t *ed);
778 void PRVM_ED_ClearEdict(prvm_prog_t *prog, prvm_edict_t *e);
779
780 void PRVM_PrintFunctionStatements(prvm_prog_t *prog, const char *name);
781 void PRVM_ED_Print(prvm_prog_t *prog, prvm_edict_t *ed, const char *wildcard_fieldname);
782 void PRVM_ED_Write(prvm_prog_t *prog, qfile_t *f, prvm_edict_t *ed);
783 const char *PRVM_ED_ParseEdict(prvm_prog_t *prog, const char *data, prvm_edict_t *ent);
784
785 void PRVM_ED_WriteGlobals(prvm_prog_t *prog, qfile_t *f);
786 void PRVM_ED_ParseGlobals(prvm_prog_t *prog, const char *data);
787
788 void PRVM_ED_LoadFromFile(prvm_prog_t *prog, const char *data);
789
790 unsigned int PRVM_EDICT_NUM_ERROR(prvm_prog_t *prog, unsigned int n, const char *filename, int fileline);
791 #define PRVM_EDICT(n) (((unsigned)(n) < (unsigned int)prog->max_edicts) ? (unsigned int)(n) : PRVM_EDICT_NUM_ERROR(prog, (unsigned int)(n), __FILE__, __LINE__))
792 #define PRVM_EDICT_NUM(n) (prog->edicts + PRVM_EDICT(n))
793
794 //int NUM_FOR_EDICT_ERROR(prvm_edict_t *e);
795 #define PRVM_NUM_FOR_EDICT(e) ((int)((prvm_edict_t *)(e) - prog->edicts))
796 //int PRVM_NUM_FOR_EDICT(prvm_edict_t *e);
797
798 #define PRVM_NEXT_EDICT(e) ((e) + 1)
799
800 #define PRVM_EDICT_TO_PROG(e) (PRVM_NUM_FOR_EDICT(e))
801 //int PRVM_EDICT_TO_PROG(prvm_edict_t *e);
802 #define PRVM_PROG_TO_EDICT(n) (PRVM_EDICT_NUM(n))
803 //prvm_edict_t *PRVM_PROG_TO_EDICT(int n);
804
805 //============================================================================
806
807 #define PRVM_G_FLOAT(o) (prog->globals.fp[o])
808 #define PRVM_G_INT(o) (prog->globals.ip[o])
809 #define PRVM_G_EDICT(o) (PRVM_PROG_TO_EDICT(prog->globals.ip[o]))
810 #define PRVM_G_EDICTNUM(o) PRVM_NUM_FOR_EDICT(PRVM_G_EDICT(o))
811 #define PRVM_G_VECTOR(o) (&prog->globals.fp[o])
812 #define PRVM_G_STRING(o) (PRVM_GetString(prog, prog->globals.ip[o]))
813 //#define       PRVM_G_FUNCTION(prog, o) (prog->globals.ip[o])
814
815 // FIXME: make these go away?
816 #define PRVM_E_FLOAT(e,o) (e->fields.fp[o])
817 #define PRVM_E_INT(e,o) (e->fields.ip[o])
818 //#define       PRVM_E_VECTOR(e,o) (&(e->fields.fp[o]))
819 #define PRVM_E_STRING(e,o) (PRVM_GetString(prog, e->fields.ip[o]))
820
821 extern  int             prvm_type_size[8]; // for consistency : I think a goal of this sub-project is to
822 // make the new vm mostly independent from the old one, thus if it's necessary, I copy everything
823
824 void PRVM_Init_Exec(prvm_prog_t *prog);
825
826 void PRVM_ED_PrintEdicts_f (void);
827 void PRVM_ED_PrintNum (prvm_prog_t *prog, int ent, const char *wildcard_fieldname);
828
829 const char *PRVM_GetString(prvm_prog_t *prog, int num);
830 int PRVM_SetEngineString(prvm_prog_t *prog, const char *s);
831 const char *PRVM_ChangeEngineString(prvm_prog_t *prog, int i, const char *s);
832 int PRVM_SetTempString(prvm_prog_t *prog, const char *s);
833 int PRVM_AllocString(prvm_prog_t *prog, size_t bufferlength, char **pointer);
834 void PRVM_FreeString(prvm_prog_t *prog, int num);
835
836 ddef_t *PRVM_ED_FieldAtOfs(prvm_prog_t *prog, int ofs);
837 qboolean PRVM_ED_ParseEpair(prvm_prog_t *prog, prvm_edict_t *ent, ddef_t *key, const char *s, qboolean parsebackslash);
838 char *PRVM_UglyValueString(prvm_prog_t *prog, etype_t type, prvm_eval_t *val, char *line, size_t linelength);
839 char *PRVM_GlobalString(prvm_prog_t *prog, int ofs, char *line, size_t linelength);
840 char *PRVM_GlobalStringNoContents(prvm_prog_t *prog, int ofs, char *line, size_t linelength);
841
842 //============================================================================
843
844 /*
845 Initializing a vm:
846 Call InitProg with the num
847 Set up the fields marked with [INIT] in the prog struct
848 Load a program with LoadProgs
849 */
850 // Load expects to be called right after Reset
851 void PRVM_Prog_Init(prvm_prog_t *prog);
852 void PRVM_Prog_Load(prvm_prog_t *prog, const char *filename, unsigned char *data, fs_offset_t size, int numrequiredfunc, const char **required_func, int numrequiredfields, prvm_required_field_t *required_field, int numrequiredglobals, prvm_required_field_t *required_global);
853 void PRVM_Prog_Reset(prvm_prog_t *prog);
854
855 void PRVM_StackTrace(prvm_prog_t *prog);
856 void PRVM_Breakpoint(prvm_prog_t *prog, int stack_index, const char *text);
857 void PRVM_Watchpoint(prvm_prog_t *prog, int stack_index, const char *text, etype_t type, prvm_eval_t *o, prvm_eval_t *n);
858
859 void VM_Warning(prvm_prog_t *prog, const char *fmt, ...) DP_FUNC_PRINTF(2);
860
861 void VM_GenerateFrameGroupBlend(prvm_prog_t *prog, framegroupblend_t *framegroupblend, const prvm_edict_t *ed);
862 void VM_FrameBlendFromFrameGroupBlend(frameblend_t *frameblend, const framegroupblend_t *framegroupblend, const dp_model_t *model, double curtime);
863 void VM_UpdateEdictSkeleton(prvm_prog_t *prog, prvm_edict_t *ed, const dp_model_t *edmodel, const frameblend_t *frameblend);
864 void VM_RemoveEdictSkeleton(prvm_prog_t *prog, prvm_edict_t *ed);
865
866 void PRVM_ExplicitCoverageEvent(prvm_prog_t *prog, mfunction_t *func, int statement);
867
868 #endif