1 | /* |
1 | /* |
2 | * This file is part of Crossfire TRT, the Roguelike Realtime MORPG. |
2 | * This file is part of Deliantra, the Roguelike Realtime MMORPG. |
3 | * |
3 | * |
4 | * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team |
4 | * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
5 | * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team |
5 | * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team |
6 | * Copyright (©) 1992,2007 Frank Tore Johansen |
6 | * Copyright (©) 1992,2007 Frank Tore Johansen |
7 | * |
7 | * |
8 | * Crossfire TRT is free software: you can redistribute it and/or modify |
8 | * Deliantra is free software: you can redistribute it and/or modify |
9 | * it under the terms of the GNU General Public License as published by |
9 | * it under the terms of the GNU General Public License as published by |
10 | * the Free Software Foundation, either version 3 of the License, or |
10 | * the Free Software Foundation, either version 3 of the License, or |
11 | * (at your option) any later version. |
11 | * (at your option) any later version. |
12 | * |
12 | * |
13 | * This program is distributed in the hope that it will be useful, |
13 | * This program is distributed in the hope that it will be useful, |
… | |
… | |
16 | * GNU General Public License for more details. |
16 | * GNU General Public License for more details. |
17 | * |
17 | * |
18 | * You should have received a copy of the GNU General Public License |
18 | * You should have received a copy of the GNU General Public License |
19 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
19 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
20 | * |
20 | * |
21 | * The authors can be reached via e-mail to <crossfire@schmorp.de> |
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 | // |
… | |
… | |
35 | |
35 | |
36 | #include <EXTERN.h> |
36 | #include <EXTERN.h> |
37 | #include <perl.h> |
37 | #include <perl.h> |
38 | #include <XSUB.h> |
38 | #include <XSUB.h> |
39 | |
39 | |
40 | #include <EventAPI.h> |
40 | #include <EVAPI.h> |
41 | #include <CoroAPI.h> |
41 | #include <CoroAPI.h> |
42 | |
42 | |
43 | #include "util.h" |
43 | #include "util.h" |
44 | #include "keyword.h" |
44 | #include "keyword.h" |
45 | #include "dynbuf.h" |
45 | #include "dynbuf.h" |
… | |
… | |
50 | // optimisations/workaround for functions requiring my_perl in scope (anti-bloat) |
50 | // optimisations/workaround for functions requiring my_perl in scope (anti-bloat) |
51 | #undef localtime |
51 | #undef localtime |
52 | #undef srand48 |
52 | #undef srand48 |
53 | #undef drand48 |
53 | #undef drand48 |
54 | #undef srandom |
54 | #undef srandom |
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|
55 | #undef opendir |
55 | #undef readdir |
56 | #undef readdir |
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|
57 | #undef closedir |
56 | #undef getprotobyname |
58 | #undef getprotobyname |
57 | #undef gethostbyname |
59 | #undef gethostbyname |
58 | #undef ctime |
60 | #undef ctime |
59 | #undef strerror |
61 | #undef strerror |
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|
62 | #undef _ |
60 | |
63 | |
61 | // same here, massive symbol spamming |
64 | // same here, massive symbol spamming |
62 | #undef do_open |
65 | #undef do_open |
63 | #undef do_close |
66 | #undef do_close |
64 | #undef ref |
67 | #undef ref |
… | |
… | |
69 | #undef random |
72 | #undef random |
70 | #undef crypt |
73 | #undef crypt |
71 | |
74 | |
72 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
75 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
73 | |
76 | |
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77 | #define _(msg) (msg) |
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78 | #define N_(msg) (msg) |
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79 | |
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80 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
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81 | |
74 | // some macros to simplify perl in-calls |
82 | // some macros to simplify perl in-calls |
75 | |
83 | |
76 | #define CHECK_ERROR \ |
84 | #define CHECK_ERROR \ |
77 | if (SvTRUE (ERRSV)) \ |
85 | if (SvTRUE (ERRSV)) \ |
78 | LOG (llevError, "runtime error in %s: %s\n", __func__, SvPVutf8_nolen (ERRSV)); |
86 | LOG (llevError, "runtime error in %s: %s", __func__, SvPVutf8_nolen (ERRSV)); |
79 | |
87 | |
80 | #define CALL_BEGIN(args) dSP; ENTER; SAVETMPS; PUSHMARK (SP); EXTEND (SP, args) |
88 | #define CALL_BEGIN(args) dSP; ENTER; SAVETMPS; PUSHMARK (SP); EXTEND (SP, args) |
81 | #define CALL_ARG_SV(sv) PUSHs (sv_2mortal (sv)) // separate because no refcount inc |
89 | #define CALL_ARG_SV(sv) PUSHs (sv_2mortal (sv)) // separate because no refcount inc |
82 | #define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr))) |
90 | #define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr))) |
83 | #define CALL_CALL(name, flags) PUTBACK; int count = call_pv (name, (flags) | G_EVAL); SPAGAIN; |
91 | #define CALL_CALL(name, flags) PUTBACK; int count = call_pv (name, (flags) | G_EVAL); SPAGAIN; |
… | |
… | |
85 | |
93 | |
86 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
94 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
87 | |
95 | |
88 | void cfperl_init (); |
96 | void cfperl_init (); |
89 | void cfperl_main (); |
97 | void cfperl_main (); |
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|
98 | void cfperl_tick (); |
90 | void cfperl_emergency_save (); |
99 | void cfperl_emergency_save (); |
91 | void cfperl_cleanup (int make_core); |
100 | void cfperl_cleanup (int make_core); |
92 | void cfperl_make_book (object *book, int level); |
101 | void cfperl_make_book (object *book, int level); |
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102 | void cfperl_expand_cfpod (player *pl, std::string &msg); |
93 | void cfperl_send_msg (client *ns, int color, const char *type, const char *msg); |
103 | void cfperl_send_msg (client *ns, int color, const char *type, const char *msg); |
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104 | int cfperl_can_merge (object *ob1, object *ob2); |
94 | |
105 | |
95 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
106 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
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107 | |
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108 | #if IVSIZE >= 8 |
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109 | typedef IV val64; |
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110 | typedef IV uval64; |
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111 | # define newSVval64 newSViv |
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112 | # define SvVAL64 SvIV |
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113 | # define newSVuval64 newSVuv |
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114 | # define SvUVAL64 SvUV |
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115 | #else |
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116 | typedef double val64; |
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117 | typedef double uval64; |
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118 | # define newSVval64 newSVnv |
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119 | # define SvVAL64 SvNV |
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120 | # define newSVuval64 newSVnv |
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121 | # define SvUVAL64 SvNV |
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122 | #endif |
96 | |
123 | |
97 | extern tstamp runtime; // virtual server time, excluding time jumps and lag |
124 | extern tstamp runtime; // virtual server time, excluding time jumps and lag |
98 | extern tstamp NOW; // real time of current server tick |
125 | extern tstamp NOW; // real time of current server tick |
99 | |
126 | |
100 | enum event_klass |
127 | enum event_klass |
… | |
… | |
153 | int cfperl_result_INT (int idx); |
180 | int cfperl_result_INT (int idx); |
154 | |
181 | |
155 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
182 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
156 | |
183 | |
157 | INTERFACE_CLASS (attachable) |
184 | INTERFACE_CLASS (attachable) |
158 | struct attachable |
185 | struct attachable : refcnt_base |
159 | { |
186 | { |
160 | static MGVTBL vtbl; |
187 | static MGVTBL vtbl; |
161 | |
188 | |
162 | static unordered_vector<attachable *> mortals; |
189 | static unordered_vector<attachable *> mortals; |
163 | MTH static void check_mortals (); |
190 | MTH static void check_mortals (); |
164 | |
191 | |
165 | enum { |
192 | enum { |
166 | F_DESTROYED = 0x01, |
193 | F_DESTROYED = 0x01, |
167 | F_DEBUG_TRACE = 0x02, |
194 | F_DEBUG_TRACE = 0x02, |
168 | }; |
195 | }; |
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196 | int ACC (RW, flags); |
169 | |
197 | |
170 | // object is delete'd after the refcount reaches 0 |
198 | // object is delete'd after the refcount reaches 0 |
171 | int ACC (RW, flags); |
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172 | mutable int ACC (RW, refcnt); |
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173 | |
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174 | MTH void refcnt_inc () const { ++refcnt; } |
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175 | MTH void refcnt_dec () const { --refcnt; } |
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176 | |
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177 | MTH int refcnt_cnt () const; |
199 | MTH int refcnt_cnt () const; |
178 | // check wether the object has died and destroy |
200 | // check wether the object has died and destroy |
179 | MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); } |
201 | MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); } |
180 | |
202 | |
181 | // destroy the object unless it was already destroyed |
203 | // destroy the object unless it was already destroyed |
… | |
… | |
200 | |
222 | |
201 | void sever_self (); // sever this object from its self, if it has one. |
223 | void sever_self (); // sever this object from its self, if it has one. |
202 | void optimise (); // possibly save some memory by destroying unneeded data |
224 | void optimise (); // possibly save some memory by destroying unneeded data |
203 | |
225 | |
204 | attachable () |
226 | attachable () |
205 | : flags (0), refcnt (0), self (0), cb (0), attach (0) |
227 | : flags (0), self (0), cb (0), attach (0) |
206 | { |
228 | { |
207 | } |
229 | } |
208 | |
230 | |
209 | attachable (const attachable &src) |
231 | attachable (const attachable &src) |
210 | : flags (0), refcnt (0), self (0), cb (0), attach (src.attach) |
232 | : flags (0), self (0), cb (0), attach (src.attach) |
211 | { |
233 | { |
212 | } |
234 | } |
213 | |
235 | |
214 | virtual ~attachable (); |
236 | // set a custom key to the given value, or delete it if value = 0 |
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237 | void set_key (const char *key, const char *value = 0, bool is_utf8 = 0); |
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238 | |
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239 | void set_key_text (const char *key, const char *value = 0) |
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240 | { |
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241 | set_key (key, value, 1); |
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242 | } |
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243 | |
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244 | void set_key_data (const char *key, const char *value = 0) |
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245 | { |
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246 | set_key (key, value, 0); |
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247 | } |
215 | |
248 | |
216 | attachable &operator =(const attachable &src); |
249 | attachable &operator =(const attachable &src); |
217 | |
250 | |
218 | // used to _quickly_ device wether to shortcut the evaluation |
251 | // used to _quickly_ device wether to shortcut the evaluation |
219 | bool should_invoke (event_type event) |
252 | bool should_invoke (event_type event) |
… | |
… | |
230 | // do the real refcount checking work |
263 | // do the real refcount checking work |
231 | void do_check (); |
264 | void do_check (); |
232 | |
265 | |
233 | // the method that does the real destroy work |
266 | // the method that does the real destroy work |
234 | virtual void do_destroy (); |
267 | virtual void do_destroy (); |
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268 | |
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269 | // destructor is protected, should not be called by anybody |
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270 | virtual ~attachable (); |
235 | }; |
271 | }; |
236 | |
272 | |
237 | // the global object is a pseudo object that cares for the global events |
273 | // the global object is a pseudo object that cares for the global events |
238 | struct global : attachable |
274 | struct global : attachable |
239 | { |
275 | { |
… | |
… | |
242 | |
278 | |
243 | extern struct global gbl_ev; |
279 | extern struct global gbl_ev; |
244 | |
280 | |
245 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
281 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
246 | |
282 | |
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283 | INTERFACE_CLASS(object_freezer) |
247 | struct object_freezer : dynbuf_text |
284 | struct object_freezer : dynbuf_text |
248 | { |
285 | { |
249 | AV *av; |
286 | AV *av; |
250 | |
287 | |
251 | object_freezer (); |
288 | object_freezer (); |
… | |
… | |
355 | void put (keyword k, const refptr<T> &v) |
392 | void put (keyword k, const refptr<T> &v) |
356 | { |
393 | { |
357 | put (k, (T *)v); |
394 | put (k, (T *)v); |
358 | } |
395 | } |
359 | |
396 | |
360 | bool save (const char *path); |
397 | MTH bool save (const_octet_string path); |
361 | char *as_string (); // like strdup |
398 | char *as_string (); // like strdup |
362 | |
399 | |
363 | operator bool () { return !!av; } |
400 | operator bool () { return !!av; } |
364 | }; |
401 | }; |
365 | |
402 | |
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403 | INTERFACE_CLASS(object_thawer) |
366 | struct object_thawer |
404 | struct object_thawer |
367 | { |
405 | { |
368 | char *line; // current beginning of line |
406 | char *line; // current beginning of line |
369 | SV *text; // text part |
407 | SV *text; // text part |
370 | AV *av; // perl part |
408 | AV *av; // perl part |
371 | int linenum; |
409 | int linenum; |
372 | keyword kw; |
410 | keyword kw; |
373 | char *kw_str; // the keyword parsed, as string |
411 | char *kw_str; // the keyword parsed, as string |
374 | char *value; // the value, or 0 if no value |
412 | char *value; // the value, or 0 if no value |
375 | char *value_nn; // the value, or the empty string if no value |
413 | const char *value_nn; // the value, or the empty string if no value |
376 | const char *name; |
414 | const char *name; |
377 | |
415 | |
378 | operator bool () { return !!text; } |
416 | operator bool () const { return !!text; } |
379 | |
417 | |
380 | object_thawer (const char *path = 0); |
418 | object_thawer (const char *path = 0); |
381 | object_thawer (const char *data, AV *perlav); |
419 | object_thawer (const char *data, AV *perlav); |
382 | ~object_thawer (); |
420 | ~object_thawer (); |
383 | |
421 | |
384 | void get (attachable *obj, int oid); |
422 | void get (attachable *obj, int oid); |
385 | |
423 | |
386 | // parse next line |
424 | // parse next line |
387 | void next (); |
425 | MTH void next (); |
388 | // skip the current key-value (usually fetch next line, for |
426 | // skip the current key-value (usually fetch next line, for |
389 | // multiline-fields, skips till the corresponding end-kw |
427 | // multiline-fields, skips till the corresponding end-kw |
390 | void skip (); |
428 | MTH void skip (); |
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429 | MTH void skip_block (); // skips till and over KW_end |
391 | |
430 | |
392 | char *get_str () { return value; } // may be 0 |
431 | char *get_str () { return value; } // may be 0 |
393 | void get_ml (keyword kend, shstr &sh); |
432 | void get_ml (keyword kend, shstr &sh); |
394 | |
433 | |
395 | void get_ornull (shstr &sh) const { sh = value; } |
434 | void get_ornull (shstr &sh) const { sh = value; } |
… | |
… | |
411 | void get (sint32 &i) { i = get_sint32 (); } |
450 | void get (sint32 &i) { i = get_sint32 (); } |
412 | |
451 | |
413 | void get (uint32 &i) { i = get_sint64 (); } |
452 | void get (uint32 &i) { i = get_sint64 (); } |
414 | void get (sint64 &i) { i = get_sint64 (); } |
453 | void get (sint64 &i) { i = get_sint64 (); } |
415 | |
454 | |
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455 | MTH void parse_warn (const char *msg); |
416 | bool parse_error (const char *type = 0, const char *name = 0, bool skip = true); |
456 | MTH bool parse_error (const char *type = 0, const char *name = 0, bool skip = true); |
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457 | |
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458 | struct delayed_ref { |
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459 | attachable *op; |
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460 | object_ptr *ptr; |
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461 | const char *ref; |
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462 | }; |
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463 | std::vector<delayed_ref> delrefs; |
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464 | |
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465 | void delayed_deref (attachable *op, object_ptr &ptr, const char *ref); |
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466 | MTH void resolve_delayed_derefs (bool deref = true); |
417 | }; |
467 | }; |
418 | |
468 | |
419 | //TODO: remove |
469 | //TODO: remove |
420 | char *fgets (char *s, int n, object_thawer &thawer); |
470 | char *fgets (char *s, int n, object_thawer &thawer); |
421 | |
471 | |
422 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
472 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
423 | |
473 | |
424 | struct coroapi { |
474 | struct coroapi { |
425 | static struct CoroAPI *GCoroAPI; |
475 | static struct CoroAPI *GCoroAPI; |
426 | |
476 | |
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477 | static EV_ATOMIC_T cede_pending; |
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478 | |
427 | static int nready () { return CORO_NREADY; } |
479 | static int nready () { return CORO_NREADY; } |
428 | static int cede () { return CORO_CEDE ; } |
480 | static int cede () { cede_pending = 0; return CORO_CEDE ; } |
429 | |
481 | |
430 | static tstamp next_cede; |
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431 | static int cede_counter; |
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432 | |
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433 | static void do_cede_every (); |
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434 | static void do_cede_to_tick (); |
482 | static void do_cede_to_tick (); |
435 | static void do_cede_to_tick_every (); |
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436 | |
483 | |
437 | static void cede_every (int count) |
484 | // actually cede's far more often |
438 | { |
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439 | if (expect_false (++cede_counter >= count)) |
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440 | do_cede_every (); |
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441 | } |
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442 | |
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443 | static bool cede_to_tick () |
485 | static bool cede_to_tick () |
444 | { |
486 | { |
445 | if (expect_true (now () < next_cede)) |
487 | if (expect_true (!cede_pending)) |
446 | return false; |
488 | return false; |
447 | |
489 | |
448 | do_cede_to_tick (); |
490 | do_cede_to_tick (); |
449 | return true; |
491 | return true; |
450 | } |
492 | } |
451 | |
493 | |
452 | static bool cede_to_tick_every (int count) |
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453 | { |
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454 | if (expect_true (++cede_counter < count)) |
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455 | return false; |
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456 | |
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457 | return cede_to_tick (); |
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458 | } |
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459 | |
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460 | static void wait_for_tick (); |
494 | static void wait_for_tick (); |
461 | static void wait_for_tick_begin (); |
495 | static void wait_for_tick_begin (); |
462 | }; |
496 | }; |
463 | |
497 | |
464 | struct watcher_base |
498 | struct evapi |
465 | { |
499 | { |
466 | static struct EventAPI *GEventAPI; |
500 | static struct EVAPI *GEVAPI; |
467 | }; |
501 | }; |
468 | |
502 | |
469 | template<class base> |
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470 | struct watcher : watcher_base |
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471 | { |
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472 | base *pe; |
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473 | |
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474 | void start (bool repeat = false) { GEventAPI->start ((pe_watcher *)pe, repeat); } |
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475 | void stop (bool cancel_events = false) { GEventAPI->stop ((pe_watcher *)pe, cancel_events); } |
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476 | void now () { GEventAPI->now ((pe_watcher *)pe); } |
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477 | void suspend () { GEventAPI->suspend ((pe_watcher *)pe); } |
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478 | void resume () { GEventAPI->resume ((pe_watcher *)pe); } |
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479 | |
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480 | void prio (int new_prio) { ((pe_watcher *)pe)->prio = new_prio; } |
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481 | |
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482 | ~watcher () |
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483 | { |
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484 | cancel (); |
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485 | } |
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486 | |
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487 | private: |
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488 | void cancel () { GEventAPI->cancel ((pe_watcher *)pe); } // private |
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489 | }; |
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490 | |
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491 | struct iw : watcher<pe_idle>, callback<void (iw &)> |
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492 | { |
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493 | template<class O, class M> |
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494 | iw (O object, M method) |
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495 | : callback<void (iw &)> (object, method) |
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496 | { |
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497 | alloc (); |
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498 | } |
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499 | |
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500 | private: |
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501 | void alloc (); |
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502 | }; |
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503 | |
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504 | struct iow : watcher<pe_io>, callback<void (iow &, int)> |
503 | struct iow : ev_io, evapi, callback<void (iow &, int)> |
505 | { |
504 | { |
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505 | static void thunk (EV_P_ struct ev_io *w_, int revents) |
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506 | { |
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507 | iow &w = *static_cast<iow *>(w_); |
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508 | |
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509 | w (w, revents); |
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510 | } |
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511 | |
506 | template<class O, class M> |
512 | template<class O, class M> |
507 | iow (O object, M method) |
513 | iow (O object, M method) |
508 | : callback<void (iow &, int)> (object, method) |
514 | : callback<void (iow &, int)> (object, method) |
509 | { |
515 | { |
510 | alloc (); |
516 | ev_init ((ev_io *)this, thunk); |
511 | } |
517 | } |
512 | |
518 | |
513 | void fd (int fd); |
519 | void prio (int prio) |
514 | int poll (); |
520 | { |
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521 | ev_set_priority ((ev_io *)this, prio); |
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522 | } |
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523 | |
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524 | void set (int fd, int events) |
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525 | { |
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526 | ev_io_set ((ev_io *)this, fd, events); |
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527 | } |
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528 | |
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529 | int poll () const { return events; } |
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530 | |
515 | void poll (int events); |
531 | void poll (int events); |
516 | |
532 | |
517 | private: |
533 | void start () |
518 | void alloc (); |
534 | { |
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535 | ev_io_start (EV_DEFAULT, (ev_io *)this); |
|
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536 | } |
|
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537 | |
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538 | void stop () |
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|
539 | { |
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540 | ev_io_stop (EV_DEFAULT, (ev_io *)this); |
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|
541 | } |
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542 | |
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543 | ~iow () |
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|
544 | { |
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545 | stop (); |
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546 | } |
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547 | }; |
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548 | |
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|
549 | struct asyncw : ev_async, evapi, callback<void (ev_async &, int)> |
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|
550 | { |
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551 | static void thunk (EV_P_ struct ev_async *w_, int revents) |
|
|
552 | { |
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553 | asyncw &w = *static_cast<asyncw *>(w_); |
|
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554 | |
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|
555 | w (w, revents); |
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556 | } |
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557 | |
|
|
558 | template<class O, class M> |
|
|
559 | asyncw (O object, M method) |
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560 | : callback<void (asyncw &, int)> (object, method) |
|
|
561 | { |
|
|
562 | ev_init ((ev_async *)this, thunk); |
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563 | } |
|
|
564 | |
|
|
565 | void start () |
|
|
566 | { |
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567 | ev_async_start (EV_DEFAULT, (ev_async *)this); |
|
|
568 | } |
|
|
569 | |
|
|
570 | void stop () |
|
|
571 | { |
|
|
572 | ev_async_stop (EV_DEFAULT, (ev_async *)this); |
|
|
573 | } |
|
|
574 | |
|
|
575 | ~asyncw () |
|
|
576 | { |
|
|
577 | stop (); |
|
|
578 | } |
519 | }; |
579 | }; |
520 | |
580 | |
521 | #endif |
581 | #endif |
522 | |
582 | |