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Comparing deliantra/server/include/cfperl.h (file contents):
Revision 1.105 by root, Thu Jan 8 19:23:44 2009 UTC vs.
Revision 1.125 by root, Tue Jan 3 11:25:31 2012 UTC

1/* 1/*
2 * This file is part of Deliantra, the Roguelike Realtime MMORPG. 2 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 * 3 *
4 * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team 4 * Copyright (©) 2005,2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team
6 * Copyright (©) 1992,2007 Frank Tore Johansen
7 * 5 *
8 * Deliantra is free software: you can redistribute it and/or modify 6 * Deliantra is free software: you can redistribute it and/or modify it under
9 * it under the terms of the GNU General Public License as published by 7 * the terms of the Affero GNU General Public License as published by the
10 * the Free Software Foundation, either version 3 of the License, or 8 * Free Software Foundation, either version 3 of the License, or (at your
11 * (at your option) any later version. 9 * option) any later version.
12 * 10 *
13 * This program is distributed in the hope that it will be useful, 11 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details. 14 * GNU General Public License for more details.
17 * 15 *
18 * You should have received a copy of the GNU General Public License 16 * You should have received a copy of the Affero GNU General Public License
19 * along with this program. If not, see <http://www.gnu.org/licenses/>. 17 * and the GNU General Public License along with this program. If not, see
18 * <http://www.gnu.org/licenses/>.
20 * 19 *
21 * The authors can be reached via e-mail to <support@deliantra.net> 20 * The authors can be reached via e-mail to <support@deliantra.net>
22 */ 21 */
23 22
24// 23//
25// cfperl.h perl interface 24// cfperl.h perl interface
26// 25//
27#ifndef CFPERL_H__ 26#ifndef CFPERL_H__
28#define CFPERL_H__ 27#define CFPERL_H__
29
30#include <cstdarg>
31#include <cstdio>
32#include <bitset>
33 28
34using namespace std; 29using namespace std;
35 30
36#include <EXTERN.h> 31#include <EXTERN.h>
37#include <perl.h> 32#include <perl.h>
… …
83 78
84#define CHECK_ERROR \ 79#define CHECK_ERROR \
85 if (SvTRUE (ERRSV)) \ 80 if (SvTRUE (ERRSV)) \
86 LOG (llevError, "runtime error in %s: %s", __func__, SvPVutf8_nolen (ERRSV)); 81 LOG (llevError, "runtime error in %s: %s", __func__, SvPVutf8_nolen (ERRSV));
87 82
83inline int call_pvsv (const char *ob, I32 flags) { return call_pv (ob, flags); }
84inline int call_pvsv (SV *ob, I32 flags) { return call_sv (ob, flags); }
85
86// TODO: temporarily enabled pushstack/popstack for all calls from the core, to maybe fix object memleak?
87#define CALL_PUSH PUSHSTACKi (PERLSI_UNKNOWN)
88#define CALL_POP PUTBACK; POPSTACK; SPAGAIN
88#define CALL_BEGIN(args) dSP; ENTER; SAVETMPS; PUSHMARK (SP); EXTEND (SP, args) 89#define CALL_BEGIN(args) dSP; CALL_PUSH; ENTER; SAVETMPS; PUSHMARK (SP); EXTEND (SP, args)
89#define CALL_ARG_SV(sv) PUSHs (sv_2mortal (sv)) // separate because no refcount inc 90#define CALL_ARG_SV(sv) PUSHs (sv_2mortal (sv)) // separate because no refcount inc
90#define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr))) 91#define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr)))
91#define CALL_CALL(name, flags) PUTBACK; int count = call_pv (name, (flags) | G_EVAL); SPAGAIN; 92#define CALL_CALL(name, flags) PUTBACK; int count = call_pvsv (name, (flags) | G_EVAL); SPAGAIN;
92#define CALL_END PUTBACK; CHECK_ERROR; FREETMPS; LEAVE 93#define CALL_END PUTBACK; CHECK_ERROR; FREETMPS; LEAVE; CALL_POP
93 94
94////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 95//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
95 96
96void cfperl_init (); 97void cfperl_init ();
97void cfperl_main (); 98void cfperl_main ();
98void cfperl_tick (); 99void cfperl_tick ();
99void cfperl_emergency_save (); 100void cfperl_emergency_save ();
100void cfperl_cleanup (int make_core); 101void cfperl_cleanup (int make_core);
101void cfperl_make_book (object *book, int level); 102void cfperl_make_book (object *book, int level);
102void cfperl_send_msg (client *ns, int color, const char *type, const char *msg); 103void cfperl_send_msg (client *ns, int color, const_utf8_string type, const_utf8_string msg);
103int cfperl_can_merge (object *ob1, object *ob2); 104int cfperl_can_merge (object *ob1, object *ob2);
104void cfperl_mapscript_activate (object *ob, int state, object *activator, object *originator = 0); 105void cfperl_mapscript_activate (object *ob, int state, object *activator, object *originator = 0);
106
107bool is_match_expr (const_utf8_string expr);
108// applies the match expression and returns true if it matches
109bool match (const_utf8_string expr, object *ob, object *self = 0, object *source = 0, object *originator = 0);
110// same as above, but returns the first object found, or 0
111object *match_one (const_utf8_string expr, object *ob, object *self = 0, object *source = 0, object *originator = 0);
105 112
106////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 113//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
107 114
108#if IVSIZE >= 8 115#if IVSIZE >= 8
109 typedef IV val64; 116 typedef IV val64;
… …
122#endif 129#endif
123 130
124extern tstamp runtime; // virtual server time, excluding time jumps and lag 131extern tstamp runtime; // virtual server time, excluding time jumps and lag
125extern tstamp NOW; // real time of current server tick 132extern tstamp NOW; // real time of current server tick
126 133
134noinline utf8_string cfSvPVutf8_nolen (SV *sv);
135
127enum event_klass 136enum event_klass
128{ 137{
129 KLASS_NONE, 138 KLASS_NONE,
130 KLASS_GLOBAL, 139 KLASS_GLOBAL,
131 KLASS_ATTACHABLE, 140 KLASS_ATTACHABLE,
… …
188 197
189 enum { 198 enum {
190 F_DESTROYED = 0x01, 199 F_DESTROYED = 0x01,
191 F_DEBUG_TRACE = 0x02, 200 F_DEBUG_TRACE = 0x02,
192 }; 201 };
193 uint8 ACC (RW, flags); 202 uint8 ACC (RW, attachable_flags);
194 203
195 static unordered_vector<attachable *> mortals; 204 static unordered_vector<attachable *> mortals;
196 MTH static void check_mortals (); 205 MTH static void check_mortals ();
197 206
198 // object is delete'd after the refcount reaches 0 207 // object is delete'd after the refcount reaches 0
… …
204 // this politely asks everybody interested the reduce 213 // this politely asks everybody interested the reduce
205 // the refcount to 0 as soon as possible. 214 // the refcount to 0 as soon as possible.
206 MTH void destroy (); 215 MTH void destroy ();
207 216
208 // return wether an object was destroyed already 217 // return wether an object was destroyed already
209 MTH bool destroyed () const { return flags & F_DESTROYED; } 218 MTH bool destroyed () const { return attachable_flags & F_DESTROYED; }
219
220 // destruct and free the memory for this object
221 virtual void do_delete ();
210 222
211 virtual void gather_callbacks (AV *&callbacks, event_type event) const; 223 virtual void gather_callbacks (AV *&callbacks, event_type event) const;
212 224
213#if 0 225#if 0
214private: 226private:
… …
222 234
223 void sever_self (); // sever this object from its self, if it has one. 235 void sever_self (); // sever this object from its self, if it has one.
224 void optimise (); // possibly save some memory by destroying unneeded data 236 void optimise (); // possibly save some memory by destroying unneeded data
225 237
226 attachable () 238 attachable ()
227 : flags (0), self (0), cb (0), attach (0) 239 : attachable_flags (0), self (0), cb (0), attach (0)
228 { 240 {
229 } 241 }
230 242
231 attachable (const attachable &src) 243 attachable (const attachable &src)
232 : flags (0), self (0), cb (0), attach (src.attach) 244 : attachable_flags (0), self (0), cb (0), attach (src.attach)
233 { 245 {
234 } 246 }
235 247
236 // set a custom key to the given value, or delete it if value = 0 248 // set a custom key to the given value, or delete it if value = 0
237 void set_key (const char *key, const char *value = 0, bool is_utf8 = 0); 249 void set_key (const_utf8_string key, const_utf8_string value = 0, bool is_utf8 = 0);
238 250
239 void set_key_text (const char *key, const char *value = 0) 251 void set_key_text (const_utf8_string key, const_utf8_string value = 0)
240 { 252 {
241 set_key (key, value, 1); 253 set_key (key, value, 1);
242 } 254 }
243 255
244 void set_key_data (const char *key, const char *value = 0) 256 void set_key_data (const_utf8_string key, const_utf8_string value = 0)
245 { 257 {
246 set_key (key, value, 0); 258 set_key (key, value, 0);
247 } 259 }
248 260
249 attachable &operator =(const attachable &src); 261 attachable &operator =(const attachable &src);
250 262
251 // used to _quickly_ device wether to shortcut the evaluation 263 // used to _quickly_ decide wether to shortcut the evaluation
252 bool should_invoke (event_type event) 264 bool should_invoke (event_type event)
253 { 265 {
254 return ev_want_event [event] || cb; 266 return ev_want_event [event] || cb;
255 } 267 }
256 268
… …
278 290
279extern struct global gbl_ev; 291extern struct global gbl_ev;
280 292
281////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 293//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
282 294
283INTERFACE_CLASS(object_freezer) 295#include "freezethaw.h"
284struct object_freezer : dynbuf_text
285{
286 AV *av;
287
288 object_freezer ();
289 ~object_freezer ();
290
291 void put (attachable *ext);
292
293 // used only for user-defined key-value pairs
294 void put (shstr_tmp k, shstr_tmp v)
295 {
296 add (k);
297
298 if (expect_true (v))
299 add (' '), add (v);
300
301 add ('\n');
302 }
303
304 template<typename T>
305 void put_kw_string (keyword k, const T &v)
306 {
307 int klen = keyword_len [k];
308 int vlen = v ? strlen (v) + 1 : 0;
309
310 char *p = (char *)alloc (klen + vlen + 1);
311
312 memcpy (p, keyword_str [k], klen); p += klen;
313
314 if (expect_true (v))
315 {
316 *p++ = ' '; vlen--;
317 memcpy (p, v, vlen); p += vlen;
318 }
319
320 *p = '\n';
321 }
322
323 void put (keyword k, const char *v = 0)
324 {
325 put_kw_string (k, v);
326 }
327
328 void put (keyword k, shstr_tmp v)
329 {
330 put_kw_string (k, v);
331 }
332
333 void put (keyword k, double v)
334 {
335 force (MAX_KEYWORD_LEN + 2 + 32);
336 fadd (keyword_str [k], keyword_len [k]);
337 fadd (' ');
338 falloc (sprintf (ptr, "%.7g", v));
339 fadd ('\n');
340 }
341
342 void put_(keyword k, sint64 v)
343 {
344 force (MAX_KEYWORD_LEN + 2 + sint64_digits);
345 fadd (keyword_str [k], keyword_len [k]);
346 fadd (' ');
347 add (v);
348 fadd ('\n');
349 }
350
351 void put_(keyword k, sint32 v)
352 {
353 force (MAX_KEYWORD_LEN + 2 + sint32_digits);
354 fadd (keyword_str [k], keyword_len [k]);
355 fadd (' ');
356 add (v);
357 fadd ('\n');
358 }
359
360 void put (keyword k, float v) { put (k, (double)v); }
361 void put (keyword k, signed char v) { put_(k, (sint32)v); }
362 void put (keyword k, unsigned char v) { put_(k, (sint32)v); }
363 void put (keyword k, signed short v) { put_(k, (sint32)v); }
364 void put (keyword k, unsigned short v) { put_(k, (sint32)v); }
365 void put (keyword k, signed int v) { put_(k, (sint32)v); }
366 void put (keyword k, unsigned int v) { put_(k, (sint64)v); }
367 void put (keyword k, signed long v) { put_(k, (sint64)v); }
368 void put (keyword k, unsigned long v) { put_(k, (sint64)v); }
369 void put (keyword k, signed long long v) { put_(k, (sint64)v); }
370 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); }
371
372 void put (keyword kbeg, keyword kend, shstr_tmp v)
373 {
374 force (MAX_KEYWORD_LEN + 1);
375 fadd (keyword_str [kbeg], keyword_len [kbeg]); fadd ('\n');
376
377 if (expect_true (v))
378 {
379 add (v);
380 add ('\n');
381 }
382
383 force (MAX_KEYWORD_LEN + 1);
384 fadd (keyword_str [kend], keyword_len [kend]); fadd ('\n');
385 }
386
387 void put (keyword k, archetype *v);
388 void put (keyword k, treasurelist *v);
389 void put (keyword k, faceinfo *v);
390
391 template<typename T>
392 void put (keyword k, const refptr<T> &v)
393 {
394 put (k, (T *)v);
395 }
396
397 MTH bool save (const_octet_string path);
398 char *as_string (); // like strdup
399
400 operator bool () { return !!av; }
401};
402
403INTERFACE_CLASS(object_thawer)
404struct object_thawer
405{
406 char *line; // current beginning of line
407 SV *text; // text part
408 AV *av; // perl part
409 int linenum;
410 keyword kw;
411 char *kw_str; // the keyword parsed, as string
412 char *value; // the value, or 0 if no value
413 const char *value_nn; // the value, or the empty string if no value
414 const char *name;
415
416 operator bool () const { return !!text; }
417
418 object_thawer (const char *path = 0);
419 object_thawer (const char *data, AV *perlav);
420 ~object_thawer ();
421
422 void get (attachable *obj, int oid);
423
424 // parse next line
425 MTH void next ();
426 // skip the current key-value (usually fetch next line, for
427 // multiline-fields, skips till the corresponding end-kw
428 MTH void skip ();
429 MTH void skip_block (); // skips till and over KW_end
430
431 char *get_str () { return value; } // may be 0
432 void get_ml (keyword kend, shstr &sh);
433
434 void get_ornull (shstr &sh) const { sh = value; }
435 void get (shstr &sh) const { sh = value; } // might want to check for non-null here
436
437 bool get_bool () const { return *value_nn == '1'; }
438 sint32 get_sint32 () const;
439 sint64 get_sint64 () const { return strtoll (value_nn, 0, 10); }
440 double get_double () const { return strtod (value_nn, 0); }
441
442 void get (float &v) { v = get_double (); }
443 void get (double &v) { v = get_double (); }
444
445 void get (bool &i) { i = get_bool (); }
446 void get (sint8 &i) { i = get_sint32 (); }
447 void get (uint8 &i) { i = get_sint32 (); }
448 void get (sint16 &i) { i = get_sint32 (); }
449 void get (uint16 &i) { i = get_sint32 (); }
450 void get (sint32 &i) { i = get_sint32 (); }
451
452 void get (uint32 &i) { i = get_sint64 (); }
453 void get (sint64 &i) { i = get_sint64 (); }
454
455 MTH void parse_warn (const char *msg);
456 MTH bool parse_error (const char *type = 0, const char *name = 0, bool skip = true);
457
458 struct delayed_ref {
459 attachable *op;
460 object_ptr *ptr;
461 const char *ref;
462 };
463 std::vector<delayed_ref> delrefs;
464
465 void delayed_deref (attachable *op, object_ptr &ptr, const char *ref);
466 MTH void resolve_delayed_derefs (bool deref = true);
467};
468
469//TODO: remove
470char *fgets (char *s, int n, object_thawer &thawer);
471 296
472////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 297//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
473 298
474struct coroapi { 299struct coroapi {
475 static struct CoroAPI *GCoroAPI; 300 static struct CoroAPI *GCoroAPI;

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