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Comparing deliantra/server/include/cfperl.h (file contents):
Revision 1.101 by root, Thu Nov 20 12:18:07 2008 UTC vs.
Revision 1.129 by root, Wed Nov 16 23:42:00 2016 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 (©) 2005,2006,2007,2008,2009,2010,2011,2012,2013,2014,2015,2016 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);
105void cfperl_mapscript_activate (object *ob, int state, object *activator, object *originator = 0);
106void cfperl_ix (client *ns, int set, faceidx idx, int pri);
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);
104 113
105////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 114//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
106 115
107#if IVSIZE >= 8 116#if IVSIZE >= 8
108 typedef IV val64; 117 typedef IV val64;
121#endif 130#endif
122 131
123extern tstamp runtime; // virtual server time, excluding time jumps and lag 132extern tstamp runtime; // virtual server time, excluding time jumps and lag
124extern tstamp NOW; // real time of current server tick 133extern tstamp NOW; // real time of current server tick
125 134
135noinline utf8_string cfSvPVutf8_nolen (SV *sv);
136
126enum event_klass 137enum event_klass
127{ 138{
128 KLASS_NONE, 139 KLASS_NONE,
129 KLASS_GLOBAL, 140 KLASS_GLOBAL,
130 KLASS_ATTACHABLE, 141 KLASS_ATTACHABLE,
187 198
188 enum { 199 enum {
189 F_DESTROYED = 0x01, 200 F_DESTROYED = 0x01,
190 F_DEBUG_TRACE = 0x02, 201 F_DEBUG_TRACE = 0x02,
191 }; 202 };
192 uint8 ACC (RW, flags); 203 uint8 ACC (RW, attachable_flags);
193 204
194 static unordered_vector<attachable *> mortals; 205 static unordered_vector<attachable *> mortals;
195 MTH static void check_mortals (); 206 MTH static void check_mortals ();
196 207
197 // object is delete'd after the refcount reaches 0 208 // object is delete'd after the refcount reaches 0
203 // this politely asks everybody interested the reduce 214 // this politely asks everybody interested the reduce
204 // the refcount to 0 as soon as possible. 215 // the refcount to 0 as soon as possible.
205 MTH void destroy (); 216 MTH void destroy ();
206 217
207 // return wether an object was destroyed already 218 // return wether an object was destroyed already
208 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 ();
209 223
210 virtual void gather_callbacks (AV *&callbacks, event_type event) const; 224 virtual void gather_callbacks (AV *&callbacks, event_type event) const;
211 225
212#if 0 226#if 0
213private: 227private:
221 235
222 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.
223 void optimise (); // possibly save some memory by destroying unneeded data 237 void optimise (); // possibly save some memory by destroying unneeded data
224 238
225 attachable () 239 attachable ()
226 : flags (0), self (0), cb (0), attach (0) 240 : attachable_flags (0), self (0), cb (0), attach (0)
227 { 241 {
228 } 242 }
229 243
230 attachable (const attachable &src) 244 attachable (const attachable &src)
231 : flags (0), self (0), cb (0), attach (src.attach) 245 : attachable_flags (0), self (0), cb (0), attach (src.attach)
232 { 246 {
233 } 247 }
234 248
235 // 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
236 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);
237 251
238 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)
239 { 253 {
240 set_key (key, value, 1); 254 set_key (key, value, 1);
241 } 255 }
242 256
243 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)
244 { 258 {
245 set_key (key, value, 0); 259 set_key (key, value, 0);
246 } 260 }
247 261
248 attachable &operator =(const attachable &src); 262 attachable &operator =(const attachable &src);
249 263
250 // used to _quickly_ device wether to shortcut the evaluation 264 // used to _quickly_ decide wether to shortcut the evaluation
251 bool should_invoke (event_type event) 265 bool should_invoke (event_type event)
252 { 266 {
253 return ev_want_event [event] || cb; 267 return ev_want_event [event] || cb;
254 } 268 }
255 269
277 291
278extern struct global gbl_ev; 292extern struct global gbl_ev;
279 293
280////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 294//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
281 295
282INTERFACE_CLASS(object_freezer) 296#include "freezethaw.h"
283struct object_freezer : dynbuf_text
284{
285 AV *av;
286
287 object_freezer ();
288 ~object_freezer ();
289
290 void put (attachable *ext);
291
292 // used only for user-defined key-value pairs
293 void put (const shstr &k, const shstr &v)
294 {
295 add (k);
296
297 if (expect_true (v))
298 add (' '), add (v);
299
300 add ('\n');
301 }
302
303 template<typename T>
304 void put_kw_string (keyword k, const T &v)
305 {
306 int klen = keyword_len [k];
307 int vlen = v ? strlen (v) + 1 : 0;
308
309 char *p = (char *)alloc (klen + vlen + 1);
310
311 memcpy (p, keyword_str [k], klen); p += klen;
312
313 if (expect_true (v))
314 {
315 *p++ = ' '; vlen--;
316 memcpy (p, v, vlen); p += vlen;
317 }
318
319 *p = '\n';
320 }
321
322 void put (keyword k, const char *v = 0)
323 {
324 put_kw_string (k, v);
325 }
326
327 void put (keyword k, const shstr &v)
328 {
329 put_kw_string (k, v);
330 }
331
332 void put (keyword k, double v)
333 {
334 force (MAX_KEYWORD_LEN + 2 + 32);
335 fadd (keyword_str [k], keyword_len [k]);
336 fadd (' ');
337 falloc (sprintf (ptr, "%.7g", v));
338 fadd ('\n');
339 }
340
341 void put_(keyword k, sint64 v)
342 {
343 force (MAX_KEYWORD_LEN + 2 + sint64_digits);
344 fadd (keyword_str [k], keyword_len [k]);
345 fadd (' ');
346 add (v);
347 fadd ('\n');
348 }
349
350 void put_(keyword k, sint32 v)
351 {
352 force (MAX_KEYWORD_LEN + 2 + sint32_digits);
353 fadd (keyword_str [k], keyword_len [k]);
354 fadd (' ');
355 add (v);
356 fadd ('\n');
357 }
358
359 void put (keyword k, float v) { put (k, (double)v); }
360 void put (keyword k, signed char v) { put_(k, (sint32)v); }
361 void put (keyword k, unsigned char v) { put_(k, (sint32)v); }
362 void put (keyword k, signed short v) { put_(k, (sint32)v); }
363 void put (keyword k, unsigned short v) { put_(k, (sint32)v); }
364 void put (keyword k, signed int v) { put_(k, (sint32)v); }
365 void put (keyword k, unsigned int v) { put_(k, (sint64)v); }
366 void put (keyword k, signed long v) { put_(k, (sint64)v); }
367 void put (keyword k, unsigned long v) { put_(k, (sint64)v); }
368 void put (keyword k, signed long long v) { put_(k, (sint64)v); }
369 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); }
370
371 void put (keyword kbeg, keyword kend, const shstr &v)
372 {
373 force (MAX_KEYWORD_LEN + 1);
374 fadd (keyword_str [kbeg], keyword_len [kbeg]); fadd ('\n');
375
376 if (expect_true (v))
377 {
378 add (v);
379 add ('\n');
380 }
381
382 force (MAX_KEYWORD_LEN + 1);
383 fadd (keyword_str [kend], keyword_len [kend]); fadd ('\n');
384 }
385
386 void put (keyword k, archetype *v);
387 void put (keyword k, treasurelist *v);
388 void put (keyword k, faceinfo *v);
389
390 template<typename T>
391 void put (keyword k, const refptr<T> &v)
392 {
393 put (k, (T *)v);
394 }
395
396 MTH bool save (const_octet_string path);
397 char *as_string (); // like strdup
398
399 operator bool () { return !!av; }
400};
401
402INTERFACE_CLASS(object_thawer)
403struct object_thawer
404{
405 char *line; // current beginning of line
406 SV *text; // text part
407 AV *av; // perl part
408 int linenum;
409 keyword kw;
410 char *kw_str; // the keyword parsed, as string
411 char *value; // the value, or 0 if no value
412 const char *value_nn; // the value, or the empty string if no value
413 const char *name;
414
415 operator bool () const { return !!text; }
416
417 object_thawer (const char *path = 0);
418 object_thawer (const char *data, AV *perlav);
419 ~object_thawer ();
420
421 void get (attachable *obj, int oid);
422
423 // parse next line
424 MTH void next ();
425 // skip the current key-value (usually fetch next line, for
426 // multiline-fields, skips till the corresponding end-kw
427 MTH void skip ();
428 MTH void skip_block (); // skips till and over KW_end
429
430 char *get_str () { return value; } // may be 0
431 void get_ml (keyword kend, shstr &sh);
432
433 void get_ornull (shstr &sh) const { sh = value; }
434 void get (shstr &sh) const { sh = value; } // might want to check for non-null here
435
436 bool get_bool () const { return *value_nn == '1'; }
437 sint32 get_sint32 () const;
438 sint64 get_sint64 () const { return strtoll (value_nn, 0, 10); }
439 double get_double () const { return strtod (value_nn, 0); }
440
441 void get (float &v) { v = get_double (); }
442 void get (double &v) { v = get_double (); }
443
444 void get (bool &i) { i = get_bool (); }
445 void get (sint8 &i) { i = get_sint32 (); }
446 void get (uint8 &i) { i = get_sint32 (); }
447 void get (sint16 &i) { i = get_sint32 (); }
448 void get (uint16 &i) { i = get_sint32 (); }
449 void get (sint32 &i) { i = get_sint32 (); }
450
451 void get (uint32 &i) { i = get_sint64 (); }
452 void get (sint64 &i) { i = get_sint64 (); }
453
454 MTH void parse_warn (const char *msg);
455 MTH bool parse_error (const char *type = 0, const char *name = 0, bool skip = true);
456
457 struct delayed_ref {
458 attachable *op;
459 object_ptr *ptr;
460 const char *ref;
461 };
462 std::vector<delayed_ref> delrefs;
463
464 void delayed_deref (attachable *op, object_ptr &ptr, const char *ref);
465 MTH void resolve_delayed_derefs (bool deref = true);
466};
467
468//TODO: remove
469char *fgets (char *s, int n, object_thawer &thawer);
470 297
471////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 298//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
472 299
473struct coroapi { 300struct coroapi {
474 static struct CoroAPI *GCoroAPI; 301 static struct CoroAPI *GCoroAPI;

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