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Comparing deliantra/server/include/cfperl.h (file contents):
Revision 1.95 by root, Fri Apr 11 13:59:06 2008 UTC vs.
Revision 1.131 by root, Sat Nov 17 23:40:00 2018 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 (©) 2017,2018 Marc Alexander Lehmann / the Deliantra team
4 * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team 5 * 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 * 6 *
8 * Deliantra is free software: you can redistribute it and/or modify 7 * 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 8 * 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 9 * Free Software Foundation, either version 3 of the License, or (at your
11 * (at your option) any later version. 10 * option) any later version.
12 * 11 *
13 * This program is distributed in the hope that it will be useful, 12 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details. 15 * GNU General Public License for more details.
17 * 16 *
18 * You should have received a copy of the GNU General Public License 17 * 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/>. 18 * and the GNU General Public License along with this program. If not, see
19 * <http://www.gnu.org/licenses/>.
20 * 20 *
21 * The authors can be reached via e-mail to <support@deliantra.net> 21 * The authors can be reached via e-mail to <support@deliantra.net>
22 */ 22 */
23 23
24// 24//
25// cfperl.h perl interface 25// cfperl.h perl interface
26// 26//
27#ifndef CFPERL_H__ 27#ifndef CFPERL_H__
28#define CFPERL_H__ 28#define CFPERL_H__
29 29
30#include <cstdarg>
31#include <cstdio>
32#include <bitset>
33
34using namespace std; 30using namespace std;
35 31
36#include <EXTERN.h> 32#include <EXTERN.h>
37#include <perl.h> 33#include <perl.h>
38#include <XSUB.h> 34#include <XSUB.h>
… …
50// optimisations/workaround for functions requiring my_perl in scope (anti-bloat) 46// optimisations/workaround for functions requiring my_perl in scope (anti-bloat)
51#undef localtime 47#undef localtime
52#undef srand48 48#undef srand48
53#undef drand48 49#undef drand48
54#undef srandom 50#undef srandom
51#undef opendir
55#undef readdir 52#undef readdir
53#undef closedir
56#undef getprotobyname 54#undef getprotobyname
57#undef gethostbyname 55#undef gethostbyname
58#undef ctime 56#undef ctime
59#undef strerror 57#undef strerror
60#undef _ 58#undef _
… …
81 79
82#define CHECK_ERROR \ 80#define CHECK_ERROR \
83 if (SvTRUE (ERRSV)) \ 81 if (SvTRUE (ERRSV)) \
84 LOG (llevError, "runtime error in %s: %s", __func__, SvPVutf8_nolen (ERRSV)); 82 LOG (llevError, "runtime error in %s: %s", __func__, SvPVutf8_nolen (ERRSV));
85 83
84inline int call_pvsv (const char *ob, I32 flags) { return call_pv (ob, flags); }
85inline int call_pvsv (SV *ob, I32 flags) { return call_sv (ob, flags); }
86
87// TODO: temporarily enabled pushstack/popstack for all calls from the core, to maybe fix object memleak?
88#define CALL_PUSH PUSHSTACKi (PERLSI_UNKNOWN)
89#define CALL_POP PUTBACK; POPSTACK; SPAGAIN
86#define CALL_BEGIN(args) dSP; ENTER; SAVETMPS; PUSHMARK (SP); EXTEND (SP, args) 90#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 91#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))) 92#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; 93#define CALL_CALL(name, flags) PUTBACK; int count = call_pvsv (name, (flags) | G_EVAL); SPAGAIN;
90#define CALL_END CHECK_ERROR; FREETMPS; LEAVE 94#define CALL_END PUTBACK; CHECK_ERROR; FREETMPS; LEAVE; CALL_POP
91 95
92////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 96//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
93 97
94void cfperl_init (); 98void cfperl_init ();
95void cfperl_main (); 99void cfperl_main ();
96void cfperl_tick (); 100void cfperl_tick ();
97void cfperl_emergency_save (); 101void cfperl_emergency_save ();
98void cfperl_cleanup (int make_core); 102void cfperl_cleanup (int make_core);
99void cfperl_make_book (object *book, int level); 103void cfperl_make_book (object *book, int level);
100void cfperl_send_msg (client *ns, int color, const char *type, const char *msg); 104void cfperl_send_msg (client *ns, int color, const_utf8_string type, const_utf8_string msg);
101int cfperl_can_merge (object *ob1, object *ob2); 105int cfperl_can_merge (object *ob1, object *ob2);
106void cfperl_mapscript_activate (object *ob, int state, object *activator, object *originator = 0);
107void cfperl_ix (client *ns, int set, faceidx idx, int pri);
108
109bool is_match_expr (const_utf8_string expr);
110// applies the match expression and returns true if it matches
111bool match (const_utf8_string expr, object *ob, object *self = 0, object *source = 0, object *originator = 0);
112// same as above, but returns the first object found, or 0
113object *match_one (const_utf8_string expr, object *ob, object *self = 0, object *source = 0, object *originator = 0);
102 114
103////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 115//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
104 116
105#if IVSIZE >= 8 117#if IVSIZE >= 8
106 typedef IV val64; 118 typedef IV val64;
… …
109# define SvVAL64 SvIV 121# define SvVAL64 SvIV
110# define newSVuval64 newSVuv 122# define newSVuval64 newSVuv
111# define SvUVAL64 SvUV 123# define SvUVAL64 SvUV
112#else 124#else
113 typedef double val64; 125 typedef double val64;
126 typedef double uval64;
114# define newSVval64 newSVnv 127# define newSVval64 newSVnv
115# define SvVAL64 SvNV 128# define SvVAL64 SvNV
116# define newSVuval64 newSVnv 129# define newSVuval64 newSVnv
117# define SvUVAL64 SvNV 130# define SvUVAL64 SvNV
118#endif 131#endif
119 132
120extern tstamp runtime; // virtual server time, excluding time jumps and lag 133extern tstamp runtime; // virtual server time, excluding time jumps and lag
121extern tstamp NOW; // real time of current server tick 134extern tstamp NOW; // real time of current server tick
135
136ecb_noinline utf8_string cfSvPVutf8_nolen (SV *sv);
122 137
123enum event_klass 138enum event_klass
124{ 139{
125 KLASS_NONE, 140 KLASS_NONE,
126 KLASS_GLOBAL, 141 KLASS_GLOBAL,
… …
180INTERFACE_CLASS (attachable) 195INTERFACE_CLASS (attachable)
181struct attachable : refcnt_base 196struct attachable : refcnt_base
182{ 197{
183 static MGVTBL vtbl; 198 static MGVTBL vtbl;
184 199
185 static unordered_vector<attachable *> mortals;
186 MTH static void check_mortals ();
187
188 enum { 200 enum {
189 F_DESTROYED = 0x01, 201 F_DESTROYED = 0x01,
190 F_DEBUG_TRACE = 0x02, 202 F_DEBUG_TRACE = 0x02,
191 }; 203 };
192 int ACC (RW, flags); 204 uint8 ACC (RW, attachable_flags);
205
206 static unordered_vector<attachable *> mortals;
207 MTH static void check_mortals ();
193 208
194 // object is delete'd after the refcount reaches 0 209 // object is delete'd after the refcount reaches 0
195 MTH int refcnt_cnt () const; 210 MTH int refcnt_cnt () const;
196 // check wether the object has died and destroy 211 // check wether the object has died and destroy
197 MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); } 212 MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); }
… …
200 // this politely asks everybody interested the reduce 215 // this politely asks everybody interested the reduce
201 // the refcount to 0 as soon as possible. 216 // the refcount to 0 as soon as possible.
202 MTH void destroy (); 217 MTH void destroy ();
203 218
204 // return wether an object was destroyed already 219 // return wether an object was destroyed already
205 MTH bool destroyed () const { return flags & F_DESTROYED; } 220 MTH bool destroyed () const { return attachable_flags & F_DESTROYED; }
221
222 // destruct and free the memory for this object
223 virtual void do_delete ();
206 224
207 virtual void gather_callbacks (AV *&callbacks, event_type event) const; 225 virtual void gather_callbacks (AV *&callbacks, event_type event) const;
208 226
209#if 0 227#if 0
210private: 228private:
… …
218 236
219 void sever_self (); // sever this object from its self, if it has one. 237 void sever_self (); // sever this object from its self, if it has one.
220 void optimise (); // possibly save some memory by destroying unneeded data 238 void optimise (); // possibly save some memory by destroying unneeded data
221 239
222 attachable () 240 attachable ()
223 : flags (0), self (0), cb (0), attach (0) 241 : attachable_flags (0), self (0), cb (0), attach (0)
224 { 242 {
225 } 243 }
226 244
227 attachable (const attachable &src) 245 attachable (const attachable &src)
228 : flags (0), self (0), cb (0), attach (src.attach) 246 : attachable_flags (0), self (0), cb (0), attach (src.attach)
229 { 247 {
230 } 248 }
231 249
232 // set a custom key to the given value, or delete it if value = 0 250 // set a custom key to the given value, or delete it if value = 0
233 void set_key (const char *key, const char *value = 0, bool is_utf8 = 0); 251 void set_key (const_utf8_string key, const_utf8_string value = 0, bool is_utf8 = 0);
234 252
235 void set_key_text (const char *key, const char *value = 0) 253 void set_key_text (const_utf8_string key, const_utf8_string value = 0)
236 { 254 {
237 set_key (key, value, 1); 255 set_key (key, value, 1);
238 } 256 }
239 257
240 void set_key_data (const char *key, const char *value = 0) 258 void set_key_data (const_utf8_string key, const_utf8_string value = 0)
241 { 259 {
242 set_key (key, value, 0); 260 set_key (key, value, 0);
243 } 261 }
244 262
245 attachable &operator =(const attachable &src); 263 attachable &operator =(const attachable &src);
246 264
247 // used to _quickly_ device wether to shortcut the evaluation 265 // used to _quickly_ decide wether to shortcut the evaluation
248 bool should_invoke (event_type event) 266 bool should_invoke (event_type event)
249 { 267 {
250 return ev_want_event [event] || cb; 268 return ev_want_event [event] || cb;
251 } 269 }
252 270
… …
274 292
275extern struct global gbl_ev; 293extern struct global gbl_ev;
276 294
277////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 295//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
278 296
279INTERFACE_CLASS(object_freezer) 297#include "freezethaw.h"
280struct object_freezer : dynbuf_text
281{
282 AV *av;
283
284 object_freezer ();
285 ~object_freezer ();
286
287 void put (attachable *ext);
288
289 // used only for user-defined key-value pairs
290 void put (const shstr &k, const shstr &v)
291 {
292 add (k);
293
294 if (expect_true (v))
295 add (' '), add (v);
296
297 add ('\n');
298 }
299
300 template<typename T>
301 void put_kw_string (keyword k, const T &v)
302 {
303 int klen = keyword_len [k];
304 int vlen = v ? strlen (v) + 1 : 0;
305
306 char *p = (char *)alloc (klen + vlen + 1);
307
308 memcpy (p, keyword_str [k], klen); p += klen;
309
310 if (expect_true (v))
311 {
312 *p++ = ' '; vlen--;
313 memcpy (p, v, vlen); p += vlen;
314 }
315
316 *p = '\n';
317 }
318
319 void put (keyword k, const char *v = 0)
320 {
321 put_kw_string (k, v);
322 }
323
324 void put (keyword k, const shstr &v)
325 {
326 put_kw_string (k, v);
327 }
328
329 void put (keyword k, double v)
330 {
331 force (MAX_KEYWORD_LEN + 2 + 32);
332 fadd (keyword_str [k], keyword_len [k]);
333 fadd (' ');
334 falloc (sprintf (ptr, "%.7g", v));
335 fadd ('\n');
336 }
337
338 void put_(keyword k, sint64 v)
339 {
340 force (MAX_KEYWORD_LEN + 2 + sint64_digits);
341 fadd (keyword_str [k], keyword_len [k]);
342 fadd (' ');
343 add (v);
344 fadd ('\n');
345 }
346
347 void put_(keyword k, sint32 v)
348 {
349 force (MAX_KEYWORD_LEN + 2 + sint32_digits);
350 fadd (keyword_str [k], keyword_len [k]);
351 fadd (' ');
352 add (v);
353 fadd ('\n');
354 }
355
356 void put (keyword k, float v) { put (k, (double)v); }
357 void put (keyword k, signed char v) { put_(k, (sint32)v); }
358 void put (keyword k, unsigned char v) { put_(k, (sint32)v); }
359 void put (keyword k, signed short v) { put_(k, (sint32)v); }
360 void put (keyword k, unsigned short v) { put_(k, (sint32)v); }
361 void put (keyword k, signed int v) { put_(k, (sint32)v); }
362 void put (keyword k, unsigned int v) { put_(k, (sint64)v); }
363 void put (keyword k, signed long v) { put_(k, (sint64)v); }
364 void put (keyword k, unsigned long v) { put_(k, (sint64)v); }
365 void put (keyword k, signed long long v) { put_(k, (sint64)v); }
366 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); }
367
368 void put (keyword kbeg, keyword kend, const shstr &v)
369 {
370 force (MAX_KEYWORD_LEN + 1);
371 fadd (keyword_str [kbeg], keyword_len [kbeg]); fadd ('\n');
372
373 if (expect_true (v))
374 {
375 add (v);
376 add ('\n');
377 }
378
379 force (MAX_KEYWORD_LEN + 1);
380 fadd (keyword_str [kend], keyword_len [kend]); fadd ('\n');
381 }
382
383 void put (keyword k, archetype *v);
384 void put (keyword k, treasurelist *v);
385 void put (keyword k, faceinfo *v);
386
387 template<typename T>
388 void put (keyword k, const refptr<T> &v)
389 {
390 put (k, (T *)v);
391 }
392
393 MTH bool save (const_octet_string path);
394 char *as_string (); // like strdup
395
396 operator bool () { return !!av; }
397};
398
399INTERFACE_CLASS(object_thawer)
400struct object_thawer
401{
402 char *line; // current beginning of line
403 SV *text; // text part
404 AV *av; // perl part
405 int linenum;
406 keyword kw;
407 char *kw_str; // the keyword parsed, as string
408 char *value; // the value, or 0 if no value
409 const char *value_nn; // the value, or the empty string if no value
410 const char *name;
411
412 operator bool () const { return !!text; }
413
414 object_thawer (const char *path = 0);
415 object_thawer (const char *data, AV *perlav);
416 ~object_thawer ();
417
418 void get (attachable *obj, int oid);
419
420 // parse next line
421 MTH void next ();
422 // skip the current key-value (usually fetch next line, for
423 // multiline-fields, skips till the corresponding end-kw
424 MTH void skip ();
425 MTH void skip_block (); // skips till and over KW_end
426
427 char *get_str () { return value; } // may be 0
428 void get_ml (keyword kend, shstr &sh);
429
430 void get_ornull (shstr &sh) const { sh = value; }
431 void get (shstr &sh) const { sh = value; } // might want to check for non-null here
432
433 bool get_bool () const { return *value_nn == '1'; }
434 sint32 get_sint32 () const;
435 sint64 get_sint64 () const { return strtoll (value_nn, 0, 10); }
436 double get_double () const { return strtod (value_nn, 0); }
437
438 void get (float &v) { v = get_double (); }
439 void get (double &v) { v = get_double (); }
440
441 void get (bool &i) { i = get_bool (); }
442 void get (sint8 &i) { i = get_sint32 (); }
443 void get (uint8 &i) { i = get_sint32 (); }
444 void get (sint16 &i) { i = get_sint32 (); }
445 void get (uint16 &i) { i = get_sint32 (); }
446 void get (sint32 &i) { i = get_sint32 (); }
447
448 void get (uint32 &i) { i = get_sint64 (); }
449 void get (sint64 &i) { i = get_sint64 (); }
450
451 MTH void parse_warn (const char *msg);
452 MTH bool parse_error (const char *type = 0, const char *name = 0, bool skip = true);
453
454 struct delayed_ref {
455 attachable *op;
456 object_ptr *ptr;
457 const char *ref;
458 };
459 std::vector<delayed_ref> delrefs;
460
461 void delayed_deref (attachable *op, object_ptr &ptr, const char *ref);
462 MTH void resolve_delayed_derefs (bool deref = true);
463};
464
465//TODO: remove
466char *fgets (char *s, int n, object_thawer &thawer);
467 298
468////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 299//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
469 300
470struct coroapi { 301struct coroapi {
471 static struct CoroAPI *GCoroAPI; 302 static struct CoroAPI *GCoroAPI;

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