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Comparing deliantra/server/include/cfperl.h (file contents):
Revision 1.96 by root, Wed Apr 16 21:14:13 2008 UTC vs.
Revision 1.127 by root, Sun Nov 11 04:29:11 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_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);
101int 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);
106void cfperl_ix (client *ns, faceidx idx, int pri, uint32 size, uint32 fofs);
107
108bool is_match_expr (const_utf8_string expr);
109// applies the match expression and returns true if it matches
110bool match (const_utf8_string expr, object *ob, object *self = 0, object *source = 0, object *originator = 0);
111// same as above, but returns the first object found, or 0
112object *match_one (const_utf8_string expr, object *ob, object *self = 0, object *source = 0, object *originator = 0);
102 113
103////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 114//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
104 115
105#if IVSIZE >= 8 116#if IVSIZE >= 8
106 typedef IV val64; 117 typedef IV val64;
… …
119#endif 130#endif
120 131
121extern tstamp runtime; // virtual server time, excluding time jumps and lag 132extern tstamp runtime; // virtual server time, excluding time jumps and lag
122extern tstamp NOW; // real time of current server tick 133extern tstamp NOW; // real time of current server tick
123 134
135noinline utf8_string cfSvPVutf8_nolen (SV *sv);
136
124enum event_klass 137enum event_klass
125{ 138{
126 KLASS_NONE, 139 KLASS_NONE,
127 KLASS_GLOBAL, 140 KLASS_GLOBAL,
128 KLASS_ATTACHABLE, 141 KLASS_ATTACHABLE,
… …
181INTERFACE_CLASS (attachable) 194INTERFACE_CLASS (attachable)
182struct attachable : refcnt_base 195struct attachable : refcnt_base
183{ 196{
184 static MGVTBL vtbl; 197 static MGVTBL vtbl;
185 198
186 static unordered_vector<attachable *> mortals;
187 MTH static void check_mortals ();
188
189 enum { 199 enum {
190 F_DESTROYED = 0x01, 200 F_DESTROYED = 0x01,
191 F_DEBUG_TRACE = 0x02, 201 F_DEBUG_TRACE = 0x02,
192 }; 202 };
193 int ACC (RW, flags); 203 uint8 ACC (RW, attachable_flags);
204
205 static unordered_vector<attachable *> mortals;
206 MTH static void check_mortals ();
194 207
195 // object is delete'd after the refcount reaches 0 208 // object is delete'd after the refcount reaches 0
196 MTH int refcnt_cnt () const; 209 MTH int refcnt_cnt () const;
197 // check wether the object has died and destroy 210 // check wether the object has died and destroy
198 MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); } 211 MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); }
… …
201 // this politely asks everybody interested the reduce 214 // this politely asks everybody interested the reduce
202 // the refcount to 0 as soon as possible. 215 // the refcount to 0 as soon as possible.
203 MTH void destroy (); 216 MTH void destroy ();
204 217
205 // return wether an object was destroyed already 218 // return wether an object was destroyed already
206 MTH bool destroyed () const { return flags & F_DESTROYED; } 219 MTH bool destroyed () const { return attachable_flags & F_DESTROYED; }
220
221 // destruct and free the memory for this object
222 virtual void do_delete ();
207 223
208 virtual void gather_callbacks (AV *&callbacks, event_type event) const; 224 virtual void gather_callbacks (AV *&callbacks, event_type event) const;
209 225
210#if 0 226#if 0
211private: 227private:
… …
219 235
220 void sever_self (); // sever this object from its self, if it has one. 236 void sever_self (); // sever this object from its self, if it has one.
221 void optimise (); // possibly save some memory by destroying unneeded data 237 void optimise (); // possibly save some memory by destroying unneeded data
222 238
223 attachable () 239 attachable ()
224 : flags (0), self (0), cb (0), attach (0) 240 : attachable_flags (0), self (0), cb (0), attach (0)
225 { 241 {
226 } 242 }
227 243
228 attachable (const attachable &src) 244 attachable (const attachable &src)
229 : flags (0), self (0), cb (0), attach (src.attach) 245 : attachable_flags (0), self (0), cb (0), attach (src.attach)
230 { 246 {
231 } 247 }
232 248
233 // set a custom key to the given value, or delete it if value = 0 249 // set a custom key to the given value, or delete it if value = 0
234 void set_key (const char *key, const char *value = 0, bool is_utf8 = 0); 250 void set_key (const_utf8_string key, const_utf8_string value = 0, bool is_utf8 = 0);
235 251
236 void set_key_text (const char *key, const char *value = 0) 252 void set_key_text (const_utf8_string key, const_utf8_string value = 0)
237 { 253 {
238 set_key (key, value, 1); 254 set_key (key, value, 1);
239 } 255 }
240 256
241 void set_key_data (const char *key, const char *value = 0) 257 void set_key_data (const_utf8_string key, const_utf8_string value = 0)
242 { 258 {
243 set_key (key, value, 0); 259 set_key (key, value, 0);
244 } 260 }
245 261
246 attachable &operator =(const attachable &src); 262 attachable &operator =(const attachable &src);
247 263
248 // used to _quickly_ device wether to shortcut the evaluation 264 // used to _quickly_ decide wether to shortcut the evaluation
249 bool should_invoke (event_type event) 265 bool should_invoke (event_type event)
250 { 266 {
251 return ev_want_event [event] || cb; 267 return ev_want_event [event] || cb;
252 } 268 }
253 269
… …
275 291
276extern struct global gbl_ev; 292extern struct global gbl_ev;
277 293
278////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 294//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
279 295
280INTERFACE_CLASS(object_freezer) 296#include "freezethaw.h"
281struct object_freezer : dynbuf_text
282{
283 AV *av;
284
285 object_freezer ();
286 ~object_freezer ();
287
288 void put (attachable *ext);
289
290 // used only for user-defined key-value pairs
291 void put (const shstr &k, const shstr &v)
292 {
293 add (k);
294
295 if (expect_true (v))
296 add (' '), add (v);
297
298 add ('\n');
299 }
300
301 template<typename T>
302 void put_kw_string (keyword k, const T &v)
303 {
304 int klen = keyword_len [k];
305 int vlen = v ? strlen (v) + 1 : 0;
306
307 char *p = (char *)alloc (klen + vlen + 1);
308
309 memcpy (p, keyword_str [k], klen); p += klen;
310
311 if (expect_true (v))
312 {
313 *p++ = ' '; vlen--;
314 memcpy (p, v, vlen); p += vlen;
315 }
316
317 *p = '\n';
318 }
319
320 void put (keyword k, const char *v = 0)
321 {
322 put_kw_string (k, v);
323 }
324
325 void put (keyword k, const shstr &v)
326 {
327 put_kw_string (k, v);
328 }
329
330 void put (keyword k, double v)
331 {
332 force (MAX_KEYWORD_LEN + 2 + 32);
333 fadd (keyword_str [k], keyword_len [k]);
334 fadd (' ');
335 falloc (sprintf (ptr, "%.7g", v));
336 fadd ('\n');
337 }
338
339 void put_(keyword k, sint64 v)
340 {
341 force (MAX_KEYWORD_LEN + 2 + sint64_digits);
342 fadd (keyword_str [k], keyword_len [k]);
343 fadd (' ');
344 add (v);
345 fadd ('\n');
346 }
347
348 void put_(keyword k, sint32 v)
349 {
350 force (MAX_KEYWORD_LEN + 2 + sint32_digits);
351 fadd (keyword_str [k], keyword_len [k]);
352 fadd (' ');
353 add (v);
354 fadd ('\n');
355 }
356
357 void put (keyword k, float v) { put (k, (double)v); }
358 void put (keyword k, signed char v) { put_(k, (sint32)v); }
359 void put (keyword k, unsigned char v) { put_(k, (sint32)v); }
360 void put (keyword k, signed short v) { put_(k, (sint32)v); }
361 void put (keyword k, unsigned short v) { put_(k, (sint32)v); }
362 void put (keyword k, signed int v) { put_(k, (sint32)v); }
363 void put (keyword k, unsigned int v) { put_(k, (sint64)v); }
364 void put (keyword k, signed long v) { put_(k, (sint64)v); }
365 void put (keyword k, unsigned long v) { put_(k, (sint64)v); }
366 void put (keyword k, signed long long v) { put_(k, (sint64)v); }
367 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); }
368
369 void put (keyword kbeg, keyword kend, const shstr &v)
370 {
371 force (MAX_KEYWORD_LEN + 1);
372 fadd (keyword_str [kbeg], keyword_len [kbeg]); fadd ('\n');
373
374 if (expect_true (v))
375 {
376 add (v);
377 add ('\n');
378 }
379
380 force (MAX_KEYWORD_LEN + 1);
381 fadd (keyword_str [kend], keyword_len [kend]); fadd ('\n');
382 }
383
384 void put (keyword k, archetype *v);
385 void put (keyword k, treasurelist *v);
386 void put (keyword k, faceinfo *v);
387
388 template<typename T>
389 void put (keyword k, const refptr<T> &v)
390 {
391 put (k, (T *)v);
392 }
393
394 MTH bool save (const_octet_string path);
395 char *as_string (); // like strdup
396
397 operator bool () { return !!av; }
398};
399
400INTERFACE_CLASS(object_thawer)
401struct object_thawer
402{
403 char *line; // current beginning of line
404 SV *text; // text part
405 AV *av; // perl part
406 int linenum;
407 keyword kw;
408 char *kw_str; // the keyword parsed, as string
409 char *value; // the value, or 0 if no value
410 const char *value_nn; // the value, or the empty string if no value
411 const char *name;
412
413 operator bool () const { return !!text; }
414
415 object_thawer (const char *path = 0);
416 object_thawer (const char *data, AV *perlav);
417 ~object_thawer ();
418
419 void get (attachable *obj, int oid);
420
421 // parse next line
422 MTH void next ();
423 // skip the current key-value (usually fetch next line, for
424 // multiline-fields, skips till the corresponding end-kw
425 MTH void skip ();
426 MTH void skip_block (); // skips till and over KW_end
427
428 char *get_str () { return value; } // may be 0
429 void get_ml (keyword kend, shstr &sh);
430
431 void get_ornull (shstr &sh) const { sh = value; }
432 void get (shstr &sh) const { sh = value; } // might want to check for non-null here
433
434 bool get_bool () const { return *value_nn == '1'; }
435 sint32 get_sint32 () const;
436 sint64 get_sint64 () const { return strtoll (value_nn, 0, 10); }
437 double get_double () const { return strtod (value_nn, 0); }
438
439 void get (float &v) { v = get_double (); }
440 void get (double &v) { v = get_double (); }
441
442 void get (bool &i) { i = get_bool (); }
443 void get (sint8 &i) { i = get_sint32 (); }
444 void get (uint8 &i) { i = get_sint32 (); }
445 void get (sint16 &i) { i = get_sint32 (); }
446 void get (uint16 &i) { i = get_sint32 (); }
447 void get (sint32 &i) { i = get_sint32 (); }
448
449 void get (uint32 &i) { i = get_sint64 (); }
450 void get (sint64 &i) { i = get_sint64 (); }
451
452 MTH void parse_warn (const char *msg);
453 MTH bool parse_error (const char *type = 0, const char *name = 0, bool skip = true);
454
455 struct delayed_ref {
456 attachable *op;
457 object_ptr *ptr;
458 const char *ref;
459 };
460 std::vector<delayed_ref> delrefs;
461
462 void delayed_deref (attachable *op, object_ptr &ptr, const char *ref);
463 MTH void resolve_delayed_derefs (bool deref = true);
464};
465
466//TODO: remove
467char *fgets (char *s, int n, object_thawer &thawer);
468 297
469////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 298//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
470 299
471struct coroapi { 300struct coroapi {
472 static struct CoroAPI *GCoroAPI; 301 static struct CoroAPI *GCoroAPI;

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