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2 | // cfperl.h perl interface |
2 | // cfperl.h perl interface |
3 | // |
3 | // |
4 | #ifndef CFPERL_H__ |
4 | #ifndef CFPERL_H__ |
5 | #define CFPERL_H__ |
5 | #define CFPERL_H__ |
6 | |
6 | |
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7 | #include <cstdarg> |
7 | #include <cstdio> |
8 | #include <cstdio> |
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9 | #include <bitset> |
8 | |
10 | |
9 | using namespace std; |
11 | using namespace std; |
10 | |
12 | |
11 | #include <EXTERN.h> |
13 | #include <EXTERN.h> |
12 | #include <perl.h> |
14 | #include <perl.h> |
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60 | |
62 | |
61 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
63 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
62 | |
64 | |
63 | void cfperl_init (); |
65 | void cfperl_init (); |
64 | void cfperl_main (); |
66 | void cfperl_main (); |
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67 | void cfperl_emergency_save (); |
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68 | void cfperl_cleanup (int make_core); |
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69 | void cfperl_make_book (object *book, int level); |
65 | |
70 | |
66 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
71 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
67 | |
72 | |
68 | // virtual server time, excluding time jumps and lag |
73 | // virtual server time, excluding time jumps and lag |
69 | extern double runtime; |
74 | extern double runtime; |
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85 | # define def(klass,name) EVENT_ ## klass ## _ ## name, |
90 | # define def(klass,name) EVENT_ ## klass ## _ ## name, |
86 | # include "eventinc.h" |
91 | # include "eventinc.h" |
87 | # undef def |
92 | # undef def |
88 | NUM_EVENT_TYPES |
93 | NUM_EVENT_TYPES |
89 | }; |
94 | }; |
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95 | |
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96 | // in which global events or per-type events are we interested |
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97 | extern bitset<NUM_EVENT_TYPES> ev_want_event; |
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98 | extern bitset<NUM_TYPES> ev_want_type; |
90 | |
99 | |
91 | #define ARG_AV(o) DT_AV , static_cast<AV *> (o) |
100 | #define ARG_AV(o) DT_AV , static_cast<AV *> (o) |
92 | #define ARG_INT(v) DT_INT , static_cast<int> (v) |
101 | #define ARG_INT(v) DT_INT , static_cast<int> (v) |
93 | #define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v) |
102 | #define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v) |
94 | #define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v) |
103 | #define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v) |
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101 | #define ARG_CLIENT(o) DT_CLIENT, (void *)(static_cast<client *> (o)) |
110 | #define ARG_CLIENT(o) DT_CLIENT, (void *)(static_cast<client *> (o)) |
102 | #define ARG_PARTY(o) DT_PARTY , (void *)(static_cast<party *> (o)) |
111 | #define ARG_PARTY(o) DT_PARTY , (void *)(static_cast<party *> (o)) |
103 | #define ARG_REGION(o) DT_REGION, (void *)(static_cast<region *> (o)) |
112 | #define ARG_REGION(o) DT_REGION, (void *)(static_cast<region *> (o)) |
104 | |
113 | |
105 | // the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension |
114 | // the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension |
106 | |
115 | #define INVOKE(obj,event, ...) (expect_false ((obj)->should_invoke (event)) ? (obj)->invoke (event, ## __VA_ARGS__, DT_END) : 0) |
107 | // all these return true when the normal event processing should be skipped (if any) |
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108 | #define INVOKE_GLOBAL(event, ...) gbl_ev.invoke (EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__, DT_END) |
116 | #define INVOKE_GLOBAL(event, ...) INVOKE (&gbl_ev, EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__) |
109 | #define INVOKE_ATTACHABLE(event, obj, ...) (obj)->invoke (EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__, DT_END) |
117 | #define INVOKE_ATTACHABLE(event, obj, ...) INVOKE (obj , EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__) |
110 | #define INVOKE_OBJECT(event, obj, ...) (obj)->invoke (EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__, DT_END) |
118 | #define INVOKE_OBJECT(event, obj, ...) INVOKE (obj , EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__) |
111 | #define INVOKE_CLIENT(event, obj, ...) (obj)->invoke (EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__, DT_END) |
119 | #define INVOKE_CLIENT(event, obj, ...) INVOKE (obj , EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__) |
112 | #define INVOKE_PLAYER(event, obj, ...) (obj)->invoke (EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__, DT_END) |
120 | #define INVOKE_PLAYER(event, obj, ...) INVOKE (obj , EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__) |
113 | #define INVOKE_MAP(event, obj, ...) (obj)->invoke (EVENT_ ## MAP ## _ ## event, ## __VA_ARGS__, DT_END) |
121 | #define INVOKE_MAP(event, obj, ...) INVOKE (obj , EVENT_ ## MAP ## _ ## event, ## __VA_ARGS__) |
114 | |
122 | |
115 | //TODO should index into @result |
123 | //TODO should index into @result |
116 | #define RESULT(idx,type) cfperl_result_ ## type (idx) |
124 | #define RESULT(idx,type) cfperl_result_ ## type (idx) |
117 | #define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE) |
125 | #define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE) |
118 | #define RESULT_INT(idx) RESULT(idx, INT) |
126 | #define RESULT_INT(idx) RESULT(idx, INT) |
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120 | double cfperl_result_DOUBLE (int idx); |
128 | double cfperl_result_DOUBLE (int idx); |
121 | int cfperl_result_INT (int idx); |
129 | int cfperl_result_INT (int idx); |
122 | |
130 | |
123 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
131 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
124 | |
132 | |
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133 | INTERFACE_CLASS (attachable) |
125 | struct attachable |
134 | struct attachable |
126 | { |
135 | { |
127 | static MGVTBL vtbl; |
136 | static MGVTBL vtbl; |
128 | |
137 | |
129 | static unordered_vector<attachable *> mortals; |
138 | static unordered_vector<attachable *> mortals; |
130 | static void check_mortals (); |
139 | MTH static void check_mortals (); |
131 | |
140 | |
132 | enum { |
141 | enum { |
133 | F_DESTROYED = 0x01, |
142 | F_DESTROYED = 0x01, |
134 | F_BORROWED = 0x02, |
143 | F_DEBUG_TRACE = 0x02, |
135 | }; |
144 | }; |
136 | |
145 | |
137 | // object is delete'd after the refcount reaches 0 |
146 | // object is delete'd after the refcount reaches 0 |
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147 | int ACC (RW, flags); |
138 | mutable int refcnt; |
148 | mutable int ACC (RW, refcnt); |
139 | int flags; |
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140 | |
149 | |
141 | void refcnt_inc () const { ++refcnt; } |
150 | MTH void refcnt_inc () const { ++refcnt; } |
142 | void refcnt_dec () const { --refcnt; } |
151 | MTH void refcnt_dec () const { --refcnt; } |
143 | |
152 | |
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153 | MTH int refcnt_cnt () const; |
144 | // check wether the object has died and destroy |
154 | // check wether the object has died and destroy |
145 | void refcnt_chk () { if (refcnt <= 0) do_check (); } |
155 | MTH void refcnt_chk () { if (refcnt <= 0) do_check (); } |
146 | |
156 | |
147 | // destroy the object unless it was already destroyed |
157 | // destroy the object unless it was already destroyed |
148 | // this politely asks everybody interested the reduce |
158 | // this politely asks everybody interested the reduce |
149 | // the refcount to 0 as soon as possible. |
159 | // the refcount to 0 as soon as possible. |
150 | void destroy (); |
160 | MTH void destroy (); |
151 | |
161 | |
152 | // return wether an object was destroyed already |
162 | // return wether an object was destroyed already |
153 | bool destroyed () const { return flags & F_DESTROYED; } |
163 | MTH bool destroyed () const { return flags & F_DESTROYED; } |
154 | |
164 | |
155 | virtual void gather_callbacks (AV *&callbacks, event_type event) const; |
165 | virtual void gather_callbacks (AV *&callbacks, event_type event) const; |
156 | |
166 | |
157 | #if 0 |
167 | #if 0 |
158 | private: |
168 | private: |
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162 | |
172 | |
163 | HV *self; // CF+ perl self |
173 | HV *self; // CF+ perl self |
164 | AV *cb; // CF+ callbacks |
174 | AV *cb; // CF+ callbacks |
165 | shstr attach; // generic extension attachment information |
175 | shstr attach; // generic extension attachment information |
166 | |
176 | |
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177 | void sever_self (); // sever this object from its self, if it has one. |
167 | void optimise (); // possibly save some memory by destroying unneeded data |
178 | void optimise (); // possibly save some memory by destroying unneeded data |
168 | |
179 | |
169 | attachable () |
180 | attachable () |
170 | : flags (0), refcnt (0), self (0), cb (0), attach (0) |
181 | : flags (0), refcnt (0), self (0), cb (0), attach (0) |
171 | { |
182 | { |
172 | } |
183 | } |
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178 | |
189 | |
179 | virtual ~attachable (); |
190 | virtual ~attachable (); |
180 | |
191 | |
181 | attachable &operator =(const attachable &src); |
192 | attachable &operator =(const attachable &src); |
182 | |
193 | |
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194 | // used to _quickly_ device wether to shortcut the evaluation |
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195 | bool should_invoke (event_type event) |
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196 | { |
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197 | return ev_want_event [event] || cb; |
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198 | } |
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199 | |
183 | bool invoke (event_type event, ...); |
200 | bool invoke (event_type event, ...); |
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201 | |
184 | void instantiate (); |
202 | MTH void instantiate (); |
185 | void reattach (); |
203 | void reattach (); |
186 | |
204 | |
187 | protected: |
205 | protected: |
188 | // do the real refcount checking work |
206 | // do the real refcount checking work |
189 | void do_check (); |
207 | void do_check (); |
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200 | |
218 | |
201 | extern struct global gbl_ev; |
219 | extern struct global gbl_ev; |
202 | |
220 | |
203 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
221 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
204 | |
222 | |
205 | struct object_freezer : dynbuf |
223 | struct object_freezer : dynbuf_text |
206 | { |
224 | { |
207 | AV *av; |
225 | AV *av; |
208 | |
226 | |
209 | object_freezer (); |
227 | object_freezer (); |
210 | ~object_freezer (); |
228 | ~object_freezer (); |
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214 | // used only for user-defined key-value pairs |
232 | // used only for user-defined key-value pairs |
215 | void put (const shstr &k, const shstr &v) |
233 | void put (const shstr &k, const shstr &v) |
216 | { |
234 | { |
217 | add (k); |
235 | add (k); |
218 | |
236 | |
219 | if (v) |
237 | if (expect_true (v)) |
220 | add (' '), add (v); |
238 | add (' '), add (v); |
221 | |
239 | |
222 | add ('\n'); |
240 | add ('\n'); |
223 | } |
241 | } |
224 | |
242 | |
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239 | |
257 | |
240 | char *p = (char *)alloc (klen + vlen + 1); |
258 | char *p = (char *)alloc (klen + vlen + 1); |
241 | |
259 | |
242 | memcpy (p, keyword_str [k], klen); p += klen; |
260 | memcpy (p, keyword_str [k], klen); p += klen; |
243 | |
261 | |
244 | if (v) |
262 | if (expect_true (v)) |
245 | { |
263 | { |
246 | *p++ = ' '; vlen--; |
264 | *p++ = ' '; vlen--; |
247 | memcpy (p, v, vlen); p += vlen; |
265 | memcpy (p, v, vlen); p += vlen; |
248 | } |
266 | } |
249 | |
267 | |
250 | *p = '\n'; |
268 | *p = '\n'; |
251 | } |
269 | } |
252 | |
270 | |
253 | void put (keyword k, const char *v) |
271 | void put (keyword k, const char *v = 0) |
254 | { |
272 | { |
255 | put_string (k, v); |
273 | put_string (k, v); |
256 | } |
274 | } |
257 | |
275 | |
258 | void put (keyword k, const shstr &v) |
276 | void put (keyword k, const shstr &v) |
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287 | |
305 | |
288 | void put (keyword kbeg, keyword kend, const shstr &v) |
306 | void put (keyword kbeg, keyword kend, const shstr &v) |
289 | { |
307 | { |
290 | add (keyword_str [kbeg], keyword_len [kbeg]); add ('\n'); |
308 | add (keyword_str [kbeg], keyword_len [kbeg]); add ('\n'); |
291 | |
309 | |
292 | if (v) |
310 | if (expect_true (v)) |
293 | { |
311 | { |
294 | add (v); |
312 | add (v); |
295 | add ('\n'); |
313 | add ('\n'); |
296 | } |
314 | } |
297 | |
315 | |
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311 | void put (keyword k, unsigned long long v) { put_(k, (sint64)v); } |
329 | void put (keyword k, unsigned long long v) { put_(k, (sint64)v); } |
312 | |
330 | |
313 | template<typename T> |
331 | template<typename T> |
314 | void put (keyword k, const T *v) |
332 | void put (keyword k, const T *v) |
315 | { |
333 | { |
316 | if (v) |
334 | if (expect_true (v)) |
317 | put (k, v->name); |
335 | put (k, v->name); |
318 | else |
336 | else |
319 | put (k, (const char *)0); |
337 | put (k, (const char *)0); |
320 | } |
338 | } |
321 | |
339 | |
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323 | void put (keyword k, const refptr<T> &v) |
341 | void put (keyword k, const refptr<T> &v) |
324 | { |
342 | { |
325 | put (k, (T *)v); |
343 | put (k, (T *)v); |
326 | } |
344 | } |
327 | |
345 | |
328 | bool save (const char *filename); |
346 | bool save (const char *path); |
329 | char *as_string (); // like strdup |
347 | char *as_string (); // like strdup |
330 | |
348 | |
331 | operator bool () { return !!av; } |
349 | operator bool () { return !!av; } |
332 | }; |
350 | }; |
333 | |
351 | |
334 | // compatibility support, should be removed when no longer needed |
352 | // compatibility support, should be removed when no longer needed |
335 | int fprintf (object_freezer &freezer, const char *format, ...); |
353 | void fprintf (object_freezer &freezer, const char *format, ...); |
336 | int fputs (const char *s, object_freezer &freezer); |
354 | void fputs (const char *s, object_freezer &freezer); |
337 | |
355 | |
338 | struct object_thawer |
356 | struct object_thawer |
339 | { |
357 | { |
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358 | char *line; // current beginning of line |
340 | SV *text; // text part |
359 | SV *text; // text part |
341 | AV *av; // perl part |
360 | AV *av; // perl part |
342 | char *line; // current beginning of line |
361 | int linenum; |
343 | char *last_keyword, *last_value; |
362 | keyword kw; |
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363 | char *kw_str; // the keyword parsed, as string |
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364 | char *value; // the value, or 0 if no value |
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365 | char *value_nn; // the value, or the empty string if no value |
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366 | const char *name; |
344 | |
367 | |
345 | operator bool () { return !!text; } |
368 | operator bool () { return !!text; } |
346 | |
369 | |
347 | object_thawer (const char *filename = 0); |
370 | object_thawer (const char *path = 0); |
348 | object_thawer (const char *data, AV *perlav); |
371 | object_thawer (const char *data, AV *perlav); |
349 | ~object_thawer (); |
372 | ~object_thawer (); |
350 | |
373 | |
351 | void get (attachable *obj, int oid); |
374 | void get (attachable *obj, int oid); |
352 | |
375 | |
353 | keyword get_kv (); // also parse value for later use |
376 | // parse next line |
354 | void skip_kv (keyword kw); |
377 | void next (); |
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378 | // skip the current key-value (usually fetch next line, for |
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379 | // multiline-fields, skips untilt he corresponding end-kw |
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380 | void skip (); |
355 | |
381 | |
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382 | //TODO: remove, deprecated |
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383 | keyword get_kv () |
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384 | { |
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385 | next (); |
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386 | return kw; |
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387 | } |
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388 | |
356 | const char *get_str () { return last_value; } // may be 0 |
389 | char *get_str () { return value; } // may be 0 |
357 | |
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358 | void get (shstr &sh) const; |
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359 | void get_ornull (shstr &sh) const { sh = last_value; } |
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360 | void get_ml (keyword kend, shstr &sh); |
390 | void get_ml (keyword kend, shstr &sh); |
361 | |
391 | |
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392 | void get_ornull (shstr &sh) const { sh = value; } |
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393 | void get (shstr &sh) const { sh = value; } // might want to check for non-null here |
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394 | |
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395 | bool get_bool () const { return *value_nn == '1'; } |
362 | sint32 get_sint32 () const; |
396 | sint32 get_sint32 () const; |
363 | sint64 get_sint64 () const; |
397 | sint64 get_sint64 () const { return atoll (value_nn); } |
364 | double get_double () const; |
398 | double get_double () const { return atof (value_nn); } |
365 | |
399 | |
366 | void get (float &v) { v = get_double (); } |
400 | void get (float &v) { v = get_double (); } |
367 | void get (double &v) { v = get_double (); } |
401 | void get (double &v) { v = get_double (); } |
368 | |
402 | |
369 | void get (bool &i) { i = get_sint32 (); } |
403 | void get (bool &i) { i = get_bool (); } |
370 | void get (sint8 &i) { i = get_sint32 (); } |
404 | void get (sint8 &i) { i = get_sint32 (); } |
371 | void get (uint8 &i) { i = get_sint32 (); } |
405 | void get (uint8 &i) { i = get_sint32 (); } |
372 | void get (sint16 &i) { i = get_sint32 (); } |
406 | void get (sint16 &i) { i = get_sint32 (); } |
373 | void get (uint16 &i) { i = get_sint32 (); } |
407 | void get (uint16 &i) { i = get_sint32 (); } |
374 | void get (sint32 &i) { i = get_sint32 (); } |
408 | void get (sint32 &i) { i = get_sint32 (); } |
375 | |
409 | |
376 | void get (uint32 &i) { i = get_sint64 (); } |
410 | void get (uint32 &i) { i = get_sint64 (); } |
377 | void get (sint64 &i) { i = get_sint64 (); } |
411 | void get (sint64 &i) { i = get_sint64 (); } |
378 | }; |
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379 | |
412 | |
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413 | bool parse_error (const char *type = 0, const char *name = 0, bool skip = true); |
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414 | }; |
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415 | |
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416 | //TODO: remove |
380 | char *fgets (char *s, int n, object_thawer &thawer); |
417 | char *fgets (char *s, int n, object_thawer &thawer); |
381 | |
418 | |
382 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
419 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
383 | |
420 | |
384 | struct coroapi { |
421 | struct coroapi { |
385 | static struct CoroAPI *GCoroAPI; |
422 | static struct CoroAPI *GCoroAPI; |
386 | |
423 | |
387 | static int nready () { return CORO_NREADY; } |
424 | static int nready () { return CORO_NREADY; } |
388 | static int cede () { return CORO_CEDE ; } |
425 | static int cede () { return CORO_CEDE ; } |
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426 | |
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427 | static double (*time)(); |
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428 | static double next_cede; |
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429 | static int cede_counter; |
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430 | |
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431 | static void do_cede_every (); |
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432 | static void do_cede_to_tick (); |
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433 | static void do_cede_to_tick_every (); |
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434 | |
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435 | static void cede_every (int count) |
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436 | { |
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437 | if (expect_false (++cede_counter >= count)) |
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438 | do_cede_every (); |
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439 | } |
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440 | |
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441 | static void cede_to_tick () |
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442 | { |
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443 | if (expect_false (time () >= next_cede)) |
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444 | do_cede_to_tick (); |
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445 | } |
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446 | |
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447 | static void cede_to_tick_every (int count) |
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448 | { |
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449 | if (expect_false (++cede_counter >= count)) |
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450 | cede_to_tick (); |
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451 | } |
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452 | |
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453 | static void wait_for_tick (); |
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454 | static void wait_for_tick_begin (); |
389 | }; |
455 | }; |
390 | |
456 | |
391 | struct watcher_base |
457 | struct watcher_base |
392 | { |
458 | { |
393 | static struct EventAPI *GEventAPI; |
459 | static struct EventAPI *GEventAPI; |