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Comparing deliantra/server/include/cfperl.h (file contents):
Revision 1.97 by root, Thu May 8 20:03:50 2008 UTC vs.
Revision 1.126 by root, Mon Oct 29 23:55:53 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 28
30#include <cstdarg>
31#include <cstdio>
32#include <bitset>
33
34using namespace std; 29using namespace std;
35 30
36#include <EXTERN.h> 31#include <EXTERN.h>
37#include <perl.h> 32#include <perl.h>
38#include <XSUB.h> 33#include <XSUB.h>
… …
50// optimisations/workaround for functions requiring my_perl in scope (anti-bloat) 45// optimisations/workaround for functions requiring my_perl in scope (anti-bloat)
51#undef localtime 46#undef localtime
52#undef srand48 47#undef srand48
53#undef drand48 48#undef drand48
54#undef srandom 49#undef srandom
50#undef opendir
55#undef readdir 51#undef readdir
52#undef closedir
56#undef getprotobyname 53#undef getprotobyname
57#undef gethostbyname 54#undef gethostbyname
58#undef ctime 55#undef ctime
59#undef strerror 56#undef strerror
60#undef _ 57#undef _
… …
81 78
82#define CHECK_ERROR \ 79#define CHECK_ERROR \
83 if (SvTRUE (ERRSV)) \ 80 if (SvTRUE (ERRSV)) \
84 LOG (llevError, "runtime error in %s: %s", __func__, SvPVutf8_nolen (ERRSV)); 81 LOG (llevError, "runtime error in %s: %s", __func__, SvPVutf8_nolen (ERRSV));
85 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
86#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)
87#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
88#define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr))) 91#define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr)))
89#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;
90#define CALL_END CHECK_ERROR; FREETMPS; LEAVE 93#define CALL_END PUTBACK; CHECK_ERROR; FREETMPS; LEAVE; CALL_POP
91 94
92////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 95//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
93 96
94void cfperl_init (); 97void cfperl_init ();
95void cfperl_main (); 98void cfperl_main ();
96void cfperl_tick (); 99void cfperl_tick ();
97void cfperl_emergency_save (); 100void cfperl_emergency_save ();
98void cfperl_cleanup (int make_core); 101void cfperl_cleanup (int make_core);
99void cfperl_make_book (object *book, int level); 102void cfperl_make_book (object *book, int level);
100void cfperl_expand_cfpod (player *pl, std::string &msg);
101void 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);
102int cfperl_can_merge (object *ob1, object *ob2); 104int cfperl_can_merge (object *ob1, object *ob2);
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);
103 112
104////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 113//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
105 114
106#if IVSIZE >= 8 115#if IVSIZE >= 8
107 typedef IV val64; 116 typedef IV val64;
… …
120#endif 129#endif
121 130
122extern tstamp runtime; // virtual server time, excluding time jumps and lag 131extern tstamp runtime; // virtual server time, excluding time jumps and lag
123extern tstamp NOW; // real time of current server tick 132extern tstamp NOW; // real time of current server tick
124 133
134noinline utf8_string cfSvPVutf8_nolen (SV *sv);
135
125enum event_klass 136enum event_klass
126{ 137{
127 KLASS_NONE, 138 KLASS_NONE,
128 KLASS_GLOBAL, 139 KLASS_GLOBAL,
129 KLASS_ATTACHABLE, 140 KLASS_ATTACHABLE,
… …
182INTERFACE_CLASS (attachable) 193INTERFACE_CLASS (attachable)
183struct attachable : refcnt_base 194struct attachable : refcnt_base
184{ 195{
185 static MGVTBL vtbl; 196 static MGVTBL vtbl;
186 197
187 static unordered_vector<attachable *> mortals;
188 MTH static void check_mortals ();
189
190 enum { 198 enum {
191 F_DESTROYED = 0x01, 199 F_DESTROYED = 0x01,
192 F_DEBUG_TRACE = 0x02, 200 F_DEBUG_TRACE = 0x02,
193 }; 201 };
194 int ACC (RW, flags); 202 uint8 ACC (RW, attachable_flags);
203
204 static unordered_vector<attachable *> mortals;
205 MTH static void check_mortals ();
195 206
196 // object is delete'd after the refcount reaches 0 207 // object is delete'd after the refcount reaches 0
197 MTH int refcnt_cnt () const; 208 MTH int refcnt_cnt () const;
198 // check wether the object has died and destroy 209 // check wether the object has died and destroy
199 MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); } 210 MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); }
… …
202 // this politely asks everybody interested the reduce 213 // this politely asks everybody interested the reduce
203 // the refcount to 0 as soon as possible. 214 // the refcount to 0 as soon as possible.
204 MTH void destroy (); 215 MTH void destroy ();
205 216
206 // return wether an object was destroyed already 217 // return wether an object was destroyed already
207 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 ();
208 222
209 virtual void gather_callbacks (AV *&callbacks, event_type event) const; 223 virtual void gather_callbacks (AV *&callbacks, event_type event) const;
210 224
211#if 0 225#if 0
212private: 226private:
… …
220 234
221 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.
222 void optimise (); // possibly save some memory by destroying unneeded data 236 void optimise (); // possibly save some memory by destroying unneeded data
223 237
224 attachable () 238 attachable ()
225 : flags (0), self (0), cb (0), attach (0) 239 : attachable_flags (0), self (0), cb (0), attach (0)
226 { 240 {
227 } 241 }
228 242
229 attachable (const attachable &src) 243 attachable (const attachable &src)
230 : flags (0), self (0), cb (0), attach (src.attach) 244 : attachable_flags (0), self (0), cb (0), attach (src.attach)
231 { 245 {
232 } 246 }
233 247
234 // 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
235 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);
236 250
237 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)
238 { 252 {
239 set_key (key, value, 1); 253 set_key (key, value, 1);
240 } 254 }
241 255
242 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)
243 { 257 {
244 set_key (key, value, 0); 258 set_key (key, value, 0);
245 } 259 }
246 260
247 attachable &operator =(const attachable &src); 261 attachable &operator =(const attachable &src);
248 262
249 // used to _quickly_ device wether to shortcut the evaluation 263 // used to _quickly_ decide wether to shortcut the evaluation
250 bool should_invoke (event_type event) 264 bool should_invoke (event_type event)
251 { 265 {
252 return ev_want_event [event] || cb; 266 return ev_want_event [event] || cb;
253 } 267 }
254 268
… …
276 290
277extern struct global gbl_ev; 291extern struct global gbl_ev;
278 292
279////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 293//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
280 294
281INTERFACE_CLASS(object_freezer) 295#include "freezethaw.h"
282struct object_freezer : dynbuf_text
283{
284 AV *av;
285
286 object_freezer ();
287 ~object_freezer ();
288
289 void put (attachable *ext);
290
291 // used only for user-defined key-value pairs
292 void put (const shstr &k, const shstr &v)
293 {
294 add (k);
295
296 if (expect_true (v))
297 add (' '), add (v);
298
299 add ('\n');
300 }
301
302 template<typename T>
303 void put_kw_string (keyword k, const T &v)
304 {
305 int klen = keyword_len [k];
306 int vlen = v ? strlen (v) + 1 : 0;
307
308 char *p = (char *)alloc (klen + vlen + 1);
309
310 memcpy (p, keyword_str [k], klen); p += klen;
311
312 if (expect_true (v))
313 {
314 *p++ = ' '; vlen--;
315 memcpy (p, v, vlen); p += vlen;
316 }
317
318 *p = '\n';
319 }
320
321 void put (keyword k, const char *v = 0)
322 {
323 put_kw_string (k, v);
324 }
325
326 void put (keyword k, const shstr &v)
327 {
328 put_kw_string (k, v);
329 }
330
331 void put (keyword k, double v)
332 {
333 force (MAX_KEYWORD_LEN + 2 + 32);
334 fadd (keyword_str [k], keyword_len [k]);
335 fadd (' ');
336 falloc (sprintf (ptr, "%.7g", v));
337 fadd ('\n');
338 }
339
340 void put_(keyword k, sint64 v)
341 {
342 force (MAX_KEYWORD_LEN + 2 + sint64_digits);
343 fadd (keyword_str [k], keyword_len [k]);
344 fadd (' ');
345 add (v);
346 fadd ('\n');
347 }
348
349 void put_(keyword k, sint32 v)
350 {
351 force (MAX_KEYWORD_LEN + 2 + sint32_digits);
352 fadd (keyword_str [k], keyword_len [k]);
353 fadd (' ');
354 add (v);
355 fadd ('\n');
356 }
357
358 void put (keyword k, float v) { put (k, (double)v); }
359 void put (keyword k, signed char v) { put_(k, (sint32)v); }
360 void put (keyword k, unsigned char v) { put_(k, (sint32)v); }
361 void put (keyword k, signed short v) { put_(k, (sint32)v); }
362 void put (keyword k, unsigned short v) { put_(k, (sint32)v); }
363 void put (keyword k, signed int v) { put_(k, (sint32)v); }
364 void put (keyword k, unsigned int v) { put_(k, (sint64)v); }
365 void put (keyword k, signed long v) { put_(k, (sint64)v); }
366 void put (keyword k, unsigned long v) { put_(k, (sint64)v); }
367 void put (keyword k, signed long long v) { put_(k, (sint64)v); }
368 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); }
369
370 void put (keyword kbeg, keyword kend, const shstr &v)
371 {
372 force (MAX_KEYWORD_LEN + 1);
373 fadd (keyword_str [kbeg], keyword_len [kbeg]); fadd ('\n');
374
375 if (expect_true (v))
376 {
377 add (v);
378 add ('\n');
379 }
380
381 force (MAX_KEYWORD_LEN + 1);
382 fadd (keyword_str [kend], keyword_len [kend]); fadd ('\n');
383 }
384
385 void put (keyword k, archetype *v);
386 void put (keyword k, treasurelist *v);
387 void put (keyword k, faceinfo *v);
388
389 template<typename T>
390 void put (keyword k, const refptr<T> &v)
391 {
392 put (k, (T *)v);
393 }
394
395 MTH bool save (const_octet_string path);
396 char *as_string (); // like strdup
397
398 operator bool () { return !!av; }
399};
400
401INTERFACE_CLASS(object_thawer)
402struct object_thawer
403{
404 char *line; // current beginning of line
405 SV *text; // text part
406 AV *av; // perl part
407 int linenum;
408 keyword kw;
409 char *kw_str; // the keyword parsed, as string
410 char *value; // the value, or 0 if no value
411 const char *value_nn; // the value, or the empty string if no value
412 const char *name;
413
414 operator bool () const { return !!text; }
415
416 object_thawer (const char *path = 0);
417 object_thawer (const char *data, AV *perlav);
418 ~object_thawer ();
419
420 void get (attachable *obj, int oid);
421
422 // parse next line
423 MTH void next ();
424 // skip the current key-value (usually fetch next line, for
425 // multiline-fields, skips till the corresponding end-kw
426 MTH void skip ();
427 MTH void skip_block (); // skips till and over KW_end
428
429 char *get_str () { return value; } // may be 0
430 void get_ml (keyword kend, shstr &sh);
431
432 void get_ornull (shstr &sh) const { sh = value; }
433 void get (shstr &sh) const { sh = value; } // might want to check for non-null here
434
435 bool get_bool () const { return *value_nn == '1'; }
436 sint32 get_sint32 () const;
437 sint64 get_sint64 () const { return strtoll (value_nn, 0, 10); }
438 double get_double () const { return strtod (value_nn, 0); }
439
440 void get (float &v) { v = get_double (); }
441 void get (double &v) { v = get_double (); }
442
443 void get (bool &i) { i = get_bool (); }
444 void get (sint8 &i) { i = get_sint32 (); }
445 void get (uint8 &i) { i = get_sint32 (); }
446 void get (sint16 &i) { i = get_sint32 (); }
447 void get (uint16 &i) { i = get_sint32 (); }
448 void get (sint32 &i) { i = get_sint32 (); }
449
450 void get (uint32 &i) { i = get_sint64 (); }
451 void get (sint64 &i) { i = get_sint64 (); }
452
453 MTH void parse_warn (const char *msg);
454 MTH bool parse_error (const char *type = 0, const char *name = 0, bool skip = true);
455
456 struct delayed_ref {
457 attachable *op;
458 object_ptr *ptr;
459 const char *ref;
460 };
461 std::vector<delayed_ref> delrefs;
462
463 void delayed_deref (attachable *op, object_ptr &ptr, const char *ref);
464 MTH void resolve_delayed_derefs (bool deref = true);
465};
466
467//TODO: remove
468char *fgets (char *s, int n, object_thawer &thawer);
469 296
470////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 297//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
471 298
472struct coroapi { 299struct coroapi {
473 static struct CoroAPI *GCoroAPI; 300 static struct CoroAPI *GCoroAPI;

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