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9 | using namespace std; |
9 | using namespace std; |
10 | |
10 | |
11 | #include <EXTERN.h> |
11 | #include <EXTERN.h> |
12 | #include <perl.h> |
12 | #include <perl.h> |
13 | #include <XSUB.h> |
13 | #include <XSUB.h> |
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14 | |
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15 | #include <EventAPI.h> |
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16 | |
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17 | #include "callback.h" |
14 | |
18 | |
15 | // optimisations/workaround for functions requiring my_perl in scope (anti-bloat) |
19 | // optimisations/workaround for functions requiring my_perl in scope (anti-bloat) |
16 | #undef localtime |
20 | #undef localtime |
17 | #undef srand48 |
21 | #undef srand48 |
18 | #undef drand48 |
22 | #undef drand48 |
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21 | #undef getprotobyname |
25 | #undef getprotobyname |
22 | #undef gethostbyname |
26 | #undef gethostbyname |
23 | #undef ctime |
27 | #undef ctime |
24 | #undef strerror |
28 | #undef strerror |
25 | |
29 | |
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30 | // same here, massive symbol spamming |
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31 | #undef do_open |
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32 | #undef do_close |
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33 | |
26 | // perl bug #40256: perl does overwrite those with reentrant versions |
34 | // perl bug #40256: perl does overwrite those with reentrant versions |
27 | // but does not initialise their state structures. |
35 | // but does not initialise their state structures. |
28 | #undef random |
36 | #undef random |
29 | #undef crypt |
37 | #undef crypt |
30 | |
38 | |
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33 | |
41 | |
34 | enum event_klass |
42 | enum event_klass |
35 | { |
43 | { |
36 | KLASS_NONE, |
44 | KLASS_NONE, |
37 | KLASS_GLOBAL, |
45 | KLASS_GLOBAL, |
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46 | KLASS_SOCKET, |
38 | KLASS_PLAYER, |
47 | KLASS_PLAYER, |
39 | KLASS_OBJECT, |
48 | KLASS_OBJECT, |
40 | KLASS_MAP, |
49 | KLASS_MAP, |
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50 | KLASS_COMMAND, |
41 | }; |
51 | }; |
42 | |
52 | |
43 | enum event_type |
53 | enum event_type |
44 | { |
54 | { |
45 | # define def(klass,name) EVENT_ ## klass ## _ ## name, |
55 | # define def(klass,name) EVENT_ ## klass ## _ ## name, |
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51 | #define ARG_AV(o) DT_AV , static_cast<AV *> (o) |
61 | #define ARG_AV(o) DT_AV , static_cast<AV *> (o) |
52 | #define ARG_INT(v) DT_INT , static_cast<int> (v) |
62 | #define ARG_INT(v) DT_INT , static_cast<int> (v) |
53 | #define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v) |
63 | #define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v) |
54 | #define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v) |
64 | #define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v) |
55 | #define ARG_STRING(v) DT_STRING, static_cast<const char *> (v) |
65 | #define ARG_STRING(v) DT_STRING, static_cast<const char *> (v) |
56 | #define ARG_DATA(s,l) DT_DATA , static_cast<const void *> (s), (l) |
66 | #define ARG_DATA(s,l) DT_DATA , static_cast<const void *> (s), int (l) |
57 | #define ARG_OBJECT(o) DT_OBJECT, (void *)static_cast<struct object *> (o) |
67 | #define ARG_OBJECT(o) DT_OBJECT, (void *)static_cast<object *> (o) |
58 | #define ARG_MAP(o) DT_MAP , (void *)static_cast<struct mapstruct *> (o) |
68 | #define ARG_MAP(o) DT_MAP , (void *)static_cast<maptile *> (o) |
59 | #define ARG_PLAYER(o) DT_PLAYER, (void *)static_cast<struct pl *> (o) |
69 | #define ARG_PLAYER(o) DT_PLAYER, (void *)static_cast<player *> (o) |
60 | #define ARG_ARCH(o) DT_ARCH , (void *)static_cast<struct archetype *> (o) |
70 | #define ARG_ARCH(o) DT_ARCH , (void *)static_cast<archetype *> (o) |
61 | #define ARG_PARTY(o) DT_PARTY , (void *)static_cast<struct party *> (o) |
71 | #define ARG_PARTY(o) DT_PARTY , (void *)static_cast<party *> (o) |
62 | #define ARG_REGION(o) DT_REGION, (void *)static_cast<struct region *> (o) |
72 | #define ARG_REGION(o) DT_REGION, (void *)static_cast<region *> (o) |
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73 | #define ARG_SOCKET(o) DT_SOCKET, (void *)static_cast<client *> (o) |
63 | |
74 | |
64 | // the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension |
75 | // the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension |
65 | |
76 | |
66 | // all these return true when the normal event processing should be skipped (if any) |
77 | // all these return true when the normal event processing should be skipped (if any) |
67 | #define INVOKE_(event, ...) cfperl_invoke (event, ## __VA_ARGS__, DT_END) |
78 | #define INVOKE_(event, ...) cfperl_invoke (event, ## __VA_ARGS__, DT_END) |
68 | |
79 | |
69 | #define INVOKE(klass, event, ...) INVOKE_(EVENT_ ## klass ## _ ## event, ## __VA_ARGS__) |
80 | #define INVOKE(klass, event, ...) INVOKE_(EVENT_ ## klass ## _ ## event, ## __VA_ARGS__) |
70 | #define INVOKE_GLOBAL(event, ...) INVOKE_(EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__) |
81 | #define INVOKE_GLOBAL(event, ...) INVOKE_(EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__) |
71 | #define INVOKE_OBJECT(event, op, ...) INVOKE_(EVENT_ ## OBJECT ## _ ## event, ARG_OBJECT (op), ## __VA_ARGS__) |
82 | #define INVOKE_OBJECT(event, op, ...) INVOKE_(EVENT_ ## OBJECT ## _ ## event, ARG_OBJECT (op), ## __VA_ARGS__) |
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83 | #define INVOKE_SOCKET(event, ns, ...) INVOKE_(EVENT_ ## SOCKET ## _ ## event, ARG_SOCKET (ns), ## __VA_ARGS__) |
72 | #define INVOKE_PLAYER(event, pl, ...) INVOKE_(EVENT_ ## PLAYER ## _ ## event, ARG_PLAYER (pl), ## __VA_ARGS__) |
84 | #define INVOKE_PLAYER(event, pl, ...) INVOKE_(EVENT_ ## PLAYER ## _ ## event, ARG_PLAYER (pl), ## __VA_ARGS__) |
73 | #define INVOKE_MAP(event, map, ...) INVOKE_(EVENT_ ## MAP ## _ ## event, ARG_MAP (map) , ## __VA_ARGS__) |
85 | #define INVOKE_MAP(event, map, ...) INVOKE_(EVENT_ ## MAP ## _ ## event, ARG_MAP (map) , ## __VA_ARGS__) |
74 | |
86 | |
75 | //TODO should index into @result |
87 | //TODO should index into @result |
76 | #define RESULT(idx,type) cfperl_result_ ## type (idx) |
88 | #define RESULT(idx,type) cfperl_result_ ## type (idx) |
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89 | #define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE) |
77 | #define RESULT_INT(idx) RESULT(idx, INT) |
90 | #define RESULT_INT(idx) RESULT(idx, INT) |
78 | |
91 | |
79 | bool cfperl_invoke (event_type event, ...); |
92 | bool cfperl_invoke (event_type event, ...); |
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93 | double cfperl_result_DOUBLE (int idx); |
80 | int cfperl_result_INT (int idx); |
94 | int cfperl_result_INT (int idx); |
81 | |
95 | |
82 | struct attachable_base |
96 | struct attachable_base |
83 | { |
97 | { |
84 | SV *self; |
98 | SV *self; // CF+ perl self |
85 | AV *cb; // CF+ perl self and callback |
99 | AV *cb; // CF+ callbacks |
86 | shstr attach; // generic extension attachment information |
100 | shstr attach; // generic extension attachment information |
87 | |
101 | |
88 | void clear (); // called when free'ing objects |
102 | void clear (); // called when free'ing objects |
89 | void optimise (); // possibly save some memory by destroying unneeded data |
103 | void optimise (); // possibly save some memory by destroying unneeded data |
90 | void instantiate (data_type type, void *obj); |
104 | void instantiate (data_type type, void *obj); |
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109 | attachable_base (const attachable_base &src) |
123 | attachable_base (const attachable_base &src) |
110 | : self (0), cb (0), attach (src.attach) |
124 | : self (0), cb (0), attach (src.attach) |
111 | { |
125 | { |
112 | } |
126 | } |
113 | |
127 | |
114 | attachable_base &operator = (const attachable_base &src) |
128 | attachable_base &operator =(const attachable_base &src) |
115 | { |
129 | { |
116 | clear (); |
130 | clear (); |
117 | attach = src.attach; |
131 | attach = src.attach; |
118 | return *this; |
132 | return *this; |
119 | } |
133 | } |
120 | }; |
134 | }; |
121 | |
135 | |
122 | // objects attachable from perl (or any other extension) should include or |
136 | // objects attachable from perl (or any other extension) should include or |
123 | // derive using the curiously recurring template pattern, to avoid |
137 | // derive using the curiously recurring template pattern, to avoid |
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145 | void put (attachable<subclass> *obj) |
159 | void put (attachable<subclass> *obj) |
146 | { |
160 | { |
147 | put ((attachable_base *)obj); |
161 | put ((attachable_base *)obj); |
148 | } |
162 | } |
149 | |
163 | |
150 | //TODO//temporary |
164 | // used only for user-defined key-value pairs |
151 | void put (const char *k, const char *v) |
165 | void put (const shstr &k, const shstr &v) |
152 | { |
166 | { |
153 | add (k); |
167 | add (k); |
154 | |
168 | |
155 | if (v) |
169 | if (v) |
156 | add (' '), add (v); |
170 | add (' '), add (v); |
157 | |
171 | |
158 | add ('\n'); |
172 | add ('\n'); |
159 | } |
173 | } |
160 | |
174 | |
161 | //TODO//temporary |
175 | //TODO//temporary, used only for saving body locations |
162 | void put (const char *k, int v) |
176 | void put (const char *k, int v) |
163 | { |
177 | { |
164 | add (k); |
178 | add (k); |
165 | add (' '); |
179 | add (' '); |
166 | add (sint32 (v)); |
180 | add (sint32 (v)); |
167 | add ('\n'); |
181 | add ('\n'); |
168 | } |
182 | } |
169 | |
183 | |
170 | #if 1 |
184 | template<typename T> |
171 | void put (keyword k, const char *v) |
185 | void put_string (keyword k, const T &v) |
172 | { |
186 | { |
173 | int klen = keyword_len [k]; |
187 | int klen = keyword_len [k]; |
174 | int vlen = v ? strlen (v) + 1 : 0; |
188 | int vlen = v ? strlen (v) + 1 : 0; |
175 | |
189 | |
176 | char *p = (char *)alloc (klen + vlen + 1); |
190 | char *p = (char *)alloc (klen + vlen + 1); |
177 | |
191 | |
178 | memcpy (p, keyword_str [k], klen); p += klen; |
192 | memcpy (p, keyword_str [k], klen); p += klen; |
179 | |
193 | |
180 | if (v) |
194 | if (v) |
181 | { |
195 | { |
182 | *p++ = ' '; vlen--; //TODO//cf compatibility always add space |
196 | *p++ = ' '; vlen--; |
183 | memcpy (p, v, vlen); p += vlen; |
197 | memcpy (p, v, vlen); p += vlen; |
184 | } |
198 | } |
185 | |
199 | |
186 | *p = '\n'; |
200 | *p = '\n'; |
187 | } |
201 | } |
188 | #endif |
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189 | |
202 | |
190 | #if 0 |
203 | void put (keyword k, const char *v) |
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204 | { |
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205 | put_string (k, v); |
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206 | } |
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207 | |
191 | void put (keyword k, const shstr &v) |
208 | void put (keyword k, const shstr &v) |
192 | { |
209 | { |
193 | int klen = keyword_len [k]; |
210 | put_string (k, v); |
194 | int vlen = v ? v.length () + 1 : 0; |
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195 | |
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196 | char *p = (char *)alloc (klen + vlen + 1); |
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197 | |
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198 | memcpy (p, keyword_str [k], klen); p += klen; |
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199 | |
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200 | if (v) |
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201 | { |
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202 | *p++ = ' '; vlen--; //TODO//cf compatibility always add space |
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203 | memcpy (p, v, vlen); p += vlen; |
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204 | } |
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205 | |
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206 | *p = '\n'; |
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207 | } |
211 | } |
208 | #endif |
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209 | |
212 | |
210 | void put (keyword k, double v) |
213 | void put (keyword k, double v) |
211 | { |
214 | { |
212 | char buf [128]; |
215 | char buf [128]; |
213 | |
216 | |
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256 | void put (keyword k, unsigned long v) { put_(k, (sint64)v); } |
259 | void put (keyword k, unsigned long v) { put_(k, (sint64)v); } |
257 | void put (keyword k, signed long long v) { put_(k, (sint64)v); } |
260 | void put (keyword k, signed long long v) { put_(k, (sint64)v); } |
258 | void put (keyword k, unsigned long long v) { put_(k, (sint64)v); } |
261 | void put (keyword k, unsigned long long v) { put_(k, (sint64)v); } |
259 | |
262 | |
260 | template<typename T> |
263 | template<typename T> |
261 | void put (keyword k, T *v) |
264 | void put (keyword k, const T *v) |
262 | { |
265 | { |
263 | if (v) |
266 | if (v) |
264 | put (k, v->name); |
267 | put (k, v->name); |
265 | else |
268 | else |
266 | put (k, (const char *)0); |
269 | put (k, (const char *)0); |
267 | } |
270 | } |
268 | |
271 | |
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272 | template<typename T> |
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273 | void put (keyword k, const refptr<T> &v) |
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274 | { |
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275 | put (k, (T *)v); |
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276 | } |
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277 | |
269 | bool save (const char *filename); |
278 | bool save (const char *filename); |
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279 | char *as_string (); // like strdup |
270 | |
280 | |
271 | operator bool () { return !!av; } |
281 | operator bool () { return !!av; } |
272 | }; |
282 | }; |
273 | |
283 | |
274 | // compatibility support, should be removed when no longer needed |
284 | // compatibility support, should be removed when no longer needed |
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283 | char *last_value; |
293 | char *last_value; |
284 | |
294 | |
285 | operator bool () { return !!text; } |
295 | operator bool () { return !!text; } |
286 | |
296 | |
287 | object_thawer (const char *filename = 0); |
297 | object_thawer (const char *filename = 0); |
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298 | object_thawer (const char *data, AV *perlav); |
288 | ~object_thawer (); |
299 | ~object_thawer (); |
289 | |
300 | |
290 | void get (data_type type, void *obj, attachable_base *ext, int oid); |
301 | void get (data_type type, void *obj, attachable_base *ext, int oid); |
291 | |
302 | |
292 | template<class subclass> |
303 | template<class subclass> |
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321 | void get (sint64 &i) { i = get_sint64 (); } |
332 | void get (sint64 &i) { i = get_sint64 (); } |
322 | }; |
333 | }; |
323 | |
334 | |
324 | char *fgets (char *s, int n, object_thawer &thawer); |
335 | char *fgets (char *s, int n, object_thawer &thawer); |
325 | |
336 | |
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337 | struct watcher_base |
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338 | { |
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339 | static struct EventAPI *GEventAPI; |
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340 | }; |
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341 | |
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342 | template<class base> |
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343 | struct watcher : watcher_base |
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344 | { |
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345 | base *pe; |
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346 | |
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347 | void start (bool repeat = false) { GEventAPI->start ((pe_watcher *)pe, repeat); } |
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348 | void stop (bool cancel_events = false) { GEventAPI->stop ((pe_watcher *)pe, cancel_events); } |
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349 | void now () { GEventAPI->now ((pe_watcher *)pe); } |
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350 | void suspend () { GEventAPI->suspend ((pe_watcher *)pe); } |
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351 | void resume () { GEventAPI->resume ((pe_watcher *)pe); } |
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352 | |
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353 | void prio (int new_prio) { ((pe_watcher *)pe)->prio = new_prio; } |
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354 | |
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355 | ~watcher () |
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356 | { |
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357 | cancel (); |
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358 | } |
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359 | |
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360 | private: |
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361 | void cancel () { GEventAPI->cancel ((pe_watcher *)pe); } // private |
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362 | }; |
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363 | |
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364 | struct iw : watcher<pe_idle>, callback<void (iw &)> |
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365 | { |
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366 | template<class O, class M> |
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367 | iw (O object, M method) |
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368 | : callback<void (iw &)> (object, method) |
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369 | { |
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370 | alloc (); |
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371 | } |
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372 | |
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373 | private: |
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374 | void alloc (); |
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375 | }; |
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376 | |
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377 | struct iow : watcher<pe_io>, callback<void (iow &, int)> |
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378 | { |
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379 | template<class O, class M> |
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380 | iow (O object, M method) |
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381 | : callback<void (iow &, int)> (object, method) |
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382 | { |
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383 | alloc (); |
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384 | } |
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385 | |
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386 | void fd (int fd); |
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387 | int poll (); |
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388 | void poll (int events); |
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389 | |
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390 | private: |
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391 | void alloc (); |
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392 | }; |
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393 | |
326 | #endif |
394 | #endif |
327 | |
395 | |