|
|
1 | /* |
|
|
2 | * This file is part of Deliantra, the Roguelike Realtime MMORPG. |
|
|
3 | * |
|
|
4 | * Copyright (©) 2005,2006,2007,2008,2009,2010,2011,2012,2013,2014,2015,2016 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
|
|
5 | * |
|
|
6 | * Deliantra is free software: you can redistribute it and/or modify it under |
|
|
7 | * the terms of the Affero GNU General Public License as published by the |
|
|
8 | * Free Software Foundation, either version 3 of the License, or (at your |
|
|
9 | * option) any later version. |
|
|
10 | * |
|
|
11 | * This program is distributed in the hope that it will be useful, |
|
|
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
|
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
|
|
14 | * GNU General Public License for more details. |
|
|
15 | * |
|
|
16 | * You should have received a copy of the Affero GNU General Public License |
|
|
17 | * and the GNU General Public License along with this program. If not, see |
|
|
18 | * <http://www.gnu.org/licenses/>. |
|
|
19 | * |
|
|
20 | * The authors can be reached via e-mail to <support@deliantra.net> |
|
|
21 | */ |
|
|
22 | |
1 | // |
23 | // |
2 | // cfperl.h perl interface |
24 | // cfperl.h perl interface |
3 | // |
25 | // |
4 | #ifndef CFPERL_H__ |
26 | #ifndef CFPERL_H__ |
5 | #define CFPERL_H__ |
27 | #define CFPERL_H__ |
6 | |
28 | |
7 | #include <cstdarg> |
|
|
8 | #include <cstdio> |
|
|
9 | #include <bitset> |
|
|
10 | |
|
|
11 | using namespace std; |
29 | using namespace std; |
12 | |
30 | |
13 | #include <EXTERN.h> |
31 | #include <EXTERN.h> |
14 | #include <perl.h> |
32 | #include <perl.h> |
15 | #include <XSUB.h> |
33 | #include <XSUB.h> |
16 | |
34 | |
17 | #include <EventAPI.h> |
35 | #include <EVAPI.h> |
18 | #include <CoroAPI.h> |
36 | #include <CoroAPI.h> |
19 | |
37 | |
20 | #include "util.h" |
38 | #include "util.h" |
21 | #include "keyword.h" |
39 | #include "keyword.h" |
22 | #include "dynbuf.h" |
40 | #include "dynbuf.h" |
… | |
… | |
27 | // optimisations/workaround for functions requiring my_perl in scope (anti-bloat) |
45 | // optimisations/workaround for functions requiring my_perl in scope (anti-bloat) |
28 | #undef localtime |
46 | #undef localtime |
29 | #undef srand48 |
47 | #undef srand48 |
30 | #undef drand48 |
48 | #undef drand48 |
31 | #undef srandom |
49 | #undef srandom |
|
|
50 | #undef opendir |
32 | #undef readdir |
51 | #undef readdir |
|
|
52 | #undef closedir |
33 | #undef getprotobyname |
53 | #undef getprotobyname |
34 | #undef gethostbyname |
54 | #undef gethostbyname |
35 | #undef ctime |
55 | #undef ctime |
36 | #undef strerror |
56 | #undef strerror |
|
|
57 | #undef _ |
37 | |
58 | |
38 | // same here, massive symbol spamming |
59 | // same here, massive symbol spamming |
39 | #undef do_open |
60 | #undef do_open |
40 | #undef do_close |
61 | #undef do_close |
41 | #undef ref |
62 | #undef ref |
… | |
… | |
46 | #undef random |
67 | #undef random |
47 | #undef crypt |
68 | #undef crypt |
48 | |
69 | |
49 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
70 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
50 | |
71 | |
|
|
72 | #define _(msg) (msg) |
|
|
73 | #define N_(msg) (msg) |
|
|
74 | |
|
|
75 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
|
|
76 | |
51 | // some macros to simplify perl in-calls |
77 | // some macros to simplify perl in-calls |
52 | |
78 | |
53 | #define CHECK_ERROR \ |
79 | #define CHECK_ERROR \ |
54 | if (SvTRUE (ERRSV)) \ |
80 | if (SvTRUE (ERRSV)) \ |
55 | LOG (llevError, "runtime error in %s: %s\n", __func__, SvPVutf8_nolen (ERRSV)); |
81 | LOG (llevError, "runtime error in %s: %s", __func__, SvPVutf8_nolen (ERRSV)); |
56 | |
82 | |
|
|
83 | inline int call_pvsv (const char *ob, I32 flags) { return call_pv (ob, flags); } |
|
|
84 | inline 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 |
57 | #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) |
58 | #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 |
59 | #define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr))) |
91 | #define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr))) |
60 | #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; |
61 | #define CALL_END CHECK_ERROR; FREETMPS; LEAVE |
93 | #define CALL_END PUTBACK; CHECK_ERROR; FREETMPS; LEAVE; CALL_POP |
62 | |
94 | |
63 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
95 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
64 | |
96 | |
65 | void cfperl_init (); |
97 | void cfperl_init (); |
66 | void cfperl_main (); |
98 | void cfperl_main (); |
|
|
99 | void cfperl_tick (); |
67 | void cfperl_emergency_save (); |
100 | void cfperl_emergency_save (); |
68 | void cfperl_cleanup (int make_core); |
101 | void cfperl_cleanup (int make_core); |
69 | void cfperl_make_book (object *book, int level); |
102 | void cfperl_make_book (object *book, int level); |
|
|
103 | void cfperl_send_msg (client *ns, int color, const_utf8_string type, const_utf8_string msg); |
|
|
104 | int cfperl_can_merge (object *ob1, object *ob2); |
|
|
105 | void cfperl_mapscript_activate (object *ob, int state, object *activator, object *originator = 0); |
|
|
106 | void cfperl_ix (client *ns, int set, faceidx idx, int pri); |
70 | |
107 | |
71 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
108 | bool is_match_expr (const_utf8_string expr); |
|
|
109 | // applies the match expression and returns true if it matches |
|
|
110 | bool 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 |
|
|
112 | object *match_one (const_utf8_string expr, object *ob, object *self = 0, object *source = 0, object *originator = 0); |
72 | |
113 | |
|
|
114 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
|
|
115 | |
|
|
116 | #if IVSIZE >= 8 |
|
|
117 | typedef IV val64; |
|
|
118 | typedef IV uval64; |
|
|
119 | # define newSVval64 newSViv |
|
|
120 | # define SvVAL64 SvIV |
|
|
121 | # define newSVuval64 newSVuv |
|
|
122 | # define SvUVAL64 SvUV |
|
|
123 | #else |
|
|
124 | typedef double val64; |
|
|
125 | typedef double uval64; |
|
|
126 | # define newSVval64 newSVnv |
|
|
127 | # define SvVAL64 SvNV |
|
|
128 | # define newSVuval64 newSVnv |
|
|
129 | # define SvUVAL64 SvNV |
|
|
130 | #endif |
|
|
131 | |
73 | // virtual server time, excluding time jumps and lag |
132 | extern tstamp runtime; // virtual server time, excluding time jumps and lag |
74 | extern double runtime; |
133 | extern tstamp NOW; // real time of current server tick |
|
|
134 | |
|
|
135 | noinline utf8_string cfSvPVutf8_nolen (SV *sv); |
75 | |
136 | |
76 | enum event_klass |
137 | enum event_klass |
77 | { |
138 | { |
78 | KLASS_NONE, |
139 | KLASS_NONE, |
79 | KLASS_GLOBAL, |
140 | KLASS_GLOBAL, |
… | |
… | |
129 | int cfperl_result_INT (int idx); |
190 | int cfperl_result_INT (int idx); |
130 | |
191 | |
131 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
192 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
132 | |
193 | |
133 | INTERFACE_CLASS (attachable) |
194 | INTERFACE_CLASS (attachable) |
134 | struct attachable |
195 | struct attachable : refcnt_base |
135 | { |
196 | { |
136 | static MGVTBL vtbl; |
197 | static MGVTBL vtbl; |
137 | |
|
|
138 | static unordered_vector<attachable *> mortals; |
|
|
139 | MTH static void check_mortals (); |
|
|
140 | |
198 | |
141 | enum { |
199 | enum { |
142 | F_DESTROYED = 0x01, |
200 | F_DESTROYED = 0x01, |
143 | F_DEBUG_TRACE = 0x02, |
201 | F_DEBUG_TRACE = 0x02, |
144 | }; |
202 | }; |
|
|
203 | uint8 ACC (RW, attachable_flags); |
|
|
204 | |
|
|
205 | static unordered_vector<attachable *> mortals; |
|
|
206 | MTH static void check_mortals (); |
145 | |
207 | |
146 | // object is delete'd after the refcount reaches 0 |
208 | // object is delete'd after the refcount reaches 0 |
147 | int ACC (RW, flags); |
|
|
148 | mutable int ACC (RW, refcnt); |
|
|
149 | |
|
|
150 | MTH void refcnt_inc () const { ++refcnt; } |
|
|
151 | MTH void refcnt_dec () const { --refcnt; } |
|
|
152 | |
|
|
153 | MTH int refcnt_cnt () const; |
209 | MTH int refcnt_cnt () const; |
154 | // check wether the object has died and destroy |
210 | // check wether the object has died and destroy |
155 | MTH void refcnt_chk () { if (refcnt <= 0) do_check (); } |
211 | MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); } |
156 | |
212 | |
157 | // destroy the object unless it was already destroyed |
213 | // destroy the object unless it was already destroyed |
158 | // this politely asks everybody interested the reduce |
214 | // this politely asks everybody interested the reduce |
159 | // the refcount to 0 as soon as possible. |
215 | // the refcount to 0 as soon as possible. |
160 | MTH void destroy (); |
216 | MTH void destroy (); |
161 | |
217 | |
162 | // return wether an object was destroyed already |
218 | // return wether an object was destroyed already |
163 | 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 (); |
164 | |
223 | |
165 | virtual void gather_callbacks (AV *&callbacks, event_type event) const; |
224 | virtual void gather_callbacks (AV *&callbacks, event_type event) const; |
166 | |
225 | |
167 | #if 0 |
226 | #if 0 |
168 | private: |
227 | private: |
… | |
… | |
176 | |
235 | |
177 | 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. |
178 | void optimise (); // possibly save some memory by destroying unneeded data |
237 | void optimise (); // possibly save some memory by destroying unneeded data |
179 | |
238 | |
180 | attachable () |
239 | attachable () |
181 | : flags (0), refcnt (0), self (0), cb (0), attach (0) |
240 | : attachable_flags (0), self (0), cb (0), attach (0) |
182 | { |
241 | { |
183 | } |
242 | } |
184 | |
243 | |
185 | attachable (const attachable &src) |
244 | attachable (const attachable &src) |
186 | : flags (0), refcnt (0), self (0), cb (0), attach (src.attach) |
245 | : attachable_flags (0), self (0), cb (0), attach (src.attach) |
187 | { |
246 | { |
188 | } |
247 | } |
189 | |
248 | |
190 | virtual ~attachable (); |
249 | // set a custom key to the given value, or delete it if value = 0 |
|
|
250 | void set_key (const_utf8_string key, const_utf8_string value = 0, bool is_utf8 = 0); |
|
|
251 | |
|
|
252 | void set_key_text (const_utf8_string key, const_utf8_string value = 0) |
|
|
253 | { |
|
|
254 | set_key (key, value, 1); |
|
|
255 | } |
|
|
256 | |
|
|
257 | void set_key_data (const_utf8_string key, const_utf8_string value = 0) |
|
|
258 | { |
|
|
259 | set_key (key, value, 0); |
|
|
260 | } |
191 | |
261 | |
192 | attachable &operator =(const attachable &src); |
262 | attachable &operator =(const attachable &src); |
193 | |
263 | |
194 | // used to _quickly_ device wether to shortcut the evaluation |
264 | // used to _quickly_ decide wether to shortcut the evaluation |
195 | bool should_invoke (event_type event) |
265 | bool should_invoke (event_type event) |
196 | { |
266 | { |
197 | return ev_want_event [event] || cb; |
267 | return ev_want_event [event] || cb; |
198 | } |
268 | } |
199 | |
269 | |
… | |
… | |
206 | // do the real refcount checking work |
276 | // do the real refcount checking work |
207 | void do_check (); |
277 | void do_check (); |
208 | |
278 | |
209 | // the method that does the real destroy work |
279 | // the method that does the real destroy work |
210 | virtual void do_destroy (); |
280 | virtual void do_destroy (); |
|
|
281 | |
|
|
282 | // destructor is protected, should not be called by anybody |
|
|
283 | virtual ~attachable (); |
211 | }; |
284 | }; |
212 | |
285 | |
213 | // the global object is a pseudo object that cares for the global events |
286 | // the global object is a pseudo object that cares for the global events |
214 | struct global : attachable |
287 | struct global : attachable |
215 | { |
288 | { |
… | |
… | |
218 | |
291 | |
219 | extern struct global gbl_ev; |
292 | extern struct global gbl_ev; |
220 | |
293 | |
221 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
294 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
222 | |
295 | |
223 | struct object_freezer : dynbuf_text |
296 | #include "freezethaw.h" |
224 | { |
|
|
225 | AV *av; |
|
|
226 | |
|
|
227 | object_freezer (); |
|
|
228 | ~object_freezer (); |
|
|
229 | |
|
|
230 | void put (attachable *ext); |
|
|
231 | |
|
|
232 | // used only for user-defined key-value pairs |
|
|
233 | void put (const shstr &k, const shstr &v) |
|
|
234 | { |
|
|
235 | add (k); |
|
|
236 | |
|
|
237 | if (expect_true (v)) |
|
|
238 | add (' '), add (v); |
|
|
239 | |
|
|
240 | add ('\n'); |
|
|
241 | } |
|
|
242 | |
|
|
243 | template<typename T> |
|
|
244 | void put_string (keyword k, const T &v) |
|
|
245 | { |
|
|
246 | int klen = keyword_len [k]; |
|
|
247 | int vlen = v ? strlen (v) + 1 : 0; |
|
|
248 | |
|
|
249 | char *p = (char *)alloc (klen + vlen + 1); |
|
|
250 | |
|
|
251 | memcpy (p, keyword_str [k], klen); p += klen; |
|
|
252 | |
|
|
253 | if (expect_true (v)) |
|
|
254 | { |
|
|
255 | *p++ = ' '; vlen--; |
|
|
256 | memcpy (p, v, vlen); p += vlen; |
|
|
257 | } |
|
|
258 | |
|
|
259 | *p = '\n'; |
|
|
260 | } |
|
|
261 | |
|
|
262 | void put (keyword k, const char *v = 0) |
|
|
263 | { |
|
|
264 | put_string (k, v); |
|
|
265 | } |
|
|
266 | |
|
|
267 | void put (keyword k, const shstr &v) |
|
|
268 | { |
|
|
269 | put_string (k, v); |
|
|
270 | } |
|
|
271 | |
|
|
272 | void put (keyword k, double v) |
|
|
273 | { |
|
|
274 | force (MAX_KEYWORD_LEN + 2 + 32); |
|
|
275 | fadd (keyword_str [k], keyword_len [k]); |
|
|
276 | fadd (' '); |
|
|
277 | falloc (sprintf (ptr, "%.7g", v)); |
|
|
278 | fadd ('\n'); |
|
|
279 | } |
|
|
280 | |
|
|
281 | void put_(keyword k, sint64 v) |
|
|
282 | { |
|
|
283 | force (MAX_KEYWORD_LEN + 2 + sint64_digits); |
|
|
284 | fadd (keyword_str [k], keyword_len [k]); |
|
|
285 | fadd (' '); |
|
|
286 | add (v); |
|
|
287 | fadd ('\n'); |
|
|
288 | } |
|
|
289 | |
|
|
290 | void put_(keyword k, sint32 v) |
|
|
291 | { |
|
|
292 | force (MAX_KEYWORD_LEN + 2 + sint32_digits); |
|
|
293 | fadd (keyword_str [k], keyword_len [k]); |
|
|
294 | fadd (' '); |
|
|
295 | add (v); |
|
|
296 | fadd ('\n'); |
|
|
297 | } |
|
|
298 | |
|
|
299 | void put (keyword k, float v) { put (k, (double)v); } |
|
|
300 | void put (keyword k, signed char v) { put_(k, (sint32)v); } |
|
|
301 | void put (keyword k, unsigned char v) { put_(k, (sint32)v); } |
|
|
302 | void put (keyword k, signed short v) { put_(k, (sint32)v); } |
|
|
303 | void put (keyword k, unsigned short v) { put_(k, (sint32)v); } |
|
|
304 | void put (keyword k, signed int v) { put_(k, (sint32)v); } |
|
|
305 | void put (keyword k, unsigned int v) { put_(k, (sint64)v); } |
|
|
306 | void put (keyword k, signed long v) { put_(k, (sint64)v); } |
|
|
307 | void put (keyword k, unsigned long v) { put_(k, (sint64)v); } |
|
|
308 | void put (keyword k, signed long long v) { put_(k, (sint64)v); } |
|
|
309 | void put (keyword k, unsigned long long v) { put_(k, (sint64)v); } |
|
|
310 | |
|
|
311 | void put (keyword kbeg, keyword kend, const shstr &v) |
|
|
312 | { |
|
|
313 | force (MAX_KEYWORD_LEN + 1); |
|
|
314 | fadd (keyword_str [kbeg], keyword_len [kbeg]); fadd ('\n'); |
|
|
315 | |
|
|
316 | if (expect_true (v)) |
|
|
317 | { |
|
|
318 | add (v); |
|
|
319 | add ('\n'); |
|
|
320 | } |
|
|
321 | |
|
|
322 | force (MAX_KEYWORD_LEN + 1); |
|
|
323 | fadd (keyword_str [kend], keyword_len [kend]); fadd ('\n'); |
|
|
324 | } |
|
|
325 | |
|
|
326 | template<typename T> |
|
|
327 | void put (keyword k, const T *v) |
|
|
328 | { |
|
|
329 | if (v) |
|
|
330 | put (k, v->name); |
|
|
331 | else |
|
|
332 | put (k, (const char *)0); |
|
|
333 | } |
|
|
334 | |
|
|
335 | template<typename T> |
|
|
336 | void put (keyword k, const refptr<T> &v) |
|
|
337 | { |
|
|
338 | put (k, (T *)v); |
|
|
339 | } |
|
|
340 | |
|
|
341 | bool save (const char *path); |
|
|
342 | char *as_string (); // like strdup |
|
|
343 | |
|
|
344 | operator bool () { return !!av; } |
|
|
345 | }; |
|
|
346 | |
|
|
347 | struct object_thawer |
|
|
348 | { |
|
|
349 | char *line; // current beginning of line |
|
|
350 | SV *text; // text part |
|
|
351 | AV *av; // perl part |
|
|
352 | int linenum; |
|
|
353 | keyword kw; |
|
|
354 | char *kw_str; // the keyword parsed, as string |
|
|
355 | char *value; // the value, or 0 if no value |
|
|
356 | char *value_nn; // the value, or the empty string if no value |
|
|
357 | const char *name; |
|
|
358 | |
|
|
359 | operator bool () { return !!text; } |
|
|
360 | |
|
|
361 | object_thawer (const char *path = 0); |
|
|
362 | object_thawer (const char *data, AV *perlav); |
|
|
363 | ~object_thawer (); |
|
|
364 | |
|
|
365 | void get (attachable *obj, int oid); |
|
|
366 | |
|
|
367 | // parse next line |
|
|
368 | void next (); |
|
|
369 | // skip the current key-value (usually fetch next line, for |
|
|
370 | // multiline-fields, skips untilt he corresponding end-kw |
|
|
371 | void skip (); |
|
|
372 | |
|
|
373 | //TODO: remove, deprecated |
|
|
374 | keyword get_kv () |
|
|
375 | { |
|
|
376 | next (); |
|
|
377 | return kw; |
|
|
378 | } |
|
|
379 | |
|
|
380 | char *get_str () { return value; } // may be 0 |
|
|
381 | void get_ml (keyword kend, shstr &sh); |
|
|
382 | |
|
|
383 | void get_ornull (shstr &sh) const { sh = value; } |
|
|
384 | void get (shstr &sh) const { sh = value; } // might want to check for non-null here |
|
|
385 | |
|
|
386 | bool get_bool () const { return *value_nn == '1'; } |
|
|
387 | sint32 get_sint32 () const; |
|
|
388 | sint64 get_sint64 () const { return strtoll (value_nn, 0, 10); } |
|
|
389 | double get_double () const { return strtod (value_nn, 0); } |
|
|
390 | |
|
|
391 | void get (float &v) { v = get_double (); } |
|
|
392 | void get (double &v) { v = get_double (); } |
|
|
393 | |
|
|
394 | void get (bool &i) { i = get_bool (); } |
|
|
395 | void get (sint8 &i) { i = get_sint32 (); } |
|
|
396 | void get (uint8 &i) { i = get_sint32 (); } |
|
|
397 | void get (sint16 &i) { i = get_sint32 (); } |
|
|
398 | void get (uint16 &i) { i = get_sint32 (); } |
|
|
399 | void get (sint32 &i) { i = get_sint32 (); } |
|
|
400 | |
|
|
401 | void get (uint32 &i) { i = get_sint64 (); } |
|
|
402 | void get (sint64 &i) { i = get_sint64 (); } |
|
|
403 | |
|
|
404 | bool parse_error (const char *type = 0, const char *name = 0, bool skip = true); |
|
|
405 | }; |
|
|
406 | |
|
|
407 | //TODO: remove |
|
|
408 | char *fgets (char *s, int n, object_thawer &thawer); |
|
|
409 | |
297 | |
410 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
298 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
411 | |
299 | |
412 | struct coroapi { |
300 | struct coroapi { |
413 | static struct CoroAPI *GCoroAPI; |
301 | static struct CoroAPI *GCoroAPI; |
414 | |
302 | |
|
|
303 | static EV_ATOMIC_T cede_pending; |
|
|
304 | |
415 | static int nready () { return CORO_NREADY; } |
305 | static int nready () { return CORO_NREADY; } |
416 | static int cede () { return CORO_CEDE ; } |
306 | static int cede () { cede_pending = 0; return CORO_CEDE ; } |
417 | |
307 | |
418 | static double (*time)(); |
|
|
419 | static double next_cede; |
|
|
420 | static int cede_counter; |
|
|
421 | |
|
|
422 | static void do_cede_every (); |
|
|
423 | static void do_cede_to_tick (); |
308 | static void do_cede_to_tick (); |
424 | static void do_cede_to_tick_every (); |
|
|
425 | |
309 | |
426 | static void cede_every (int count) |
310 | // actually cede's far more often |
427 | { |
|
|
428 | if (expect_false (++cede_counter >= count)) |
|
|
429 | do_cede_every (); |
|
|
430 | } |
|
|
431 | |
|
|
432 | static void cede_to_tick () |
311 | static bool cede_to_tick () |
433 | { |
312 | { |
434 | if (expect_false (time () >= next_cede)) |
313 | if (expect_true (!cede_pending)) |
|
|
314 | return false; |
|
|
315 | |
435 | do_cede_to_tick (); |
316 | do_cede_to_tick (); |
436 | } |
317 | return true; |
437 | |
|
|
438 | static void cede_to_tick_every (int count) |
|
|
439 | { |
|
|
440 | if (expect_false (++cede_counter >= count)) |
|
|
441 | cede_to_tick (); |
|
|
442 | } |
318 | } |
443 | |
319 | |
444 | static void wait_for_tick (); |
320 | static void wait_for_tick (); |
445 | static void wait_for_tick_begin (); |
321 | static void wait_for_tick_begin (); |
446 | }; |
322 | }; |
447 | |
323 | |
448 | struct watcher_base |
324 | struct evapi |
449 | { |
325 | { |
450 | static struct EventAPI *GEventAPI; |
326 | static struct EVAPI *GEVAPI; |
451 | }; |
327 | }; |
452 | |
328 | |
453 | template<class base> |
|
|
454 | struct watcher : watcher_base |
|
|
455 | { |
|
|
456 | base *pe; |
|
|
457 | |
|
|
458 | void start (bool repeat = false) { GEventAPI->start ((pe_watcher *)pe, repeat); } |
|
|
459 | void stop (bool cancel_events = false) { GEventAPI->stop ((pe_watcher *)pe, cancel_events); } |
|
|
460 | void now () { GEventAPI->now ((pe_watcher *)pe); } |
|
|
461 | void suspend () { GEventAPI->suspend ((pe_watcher *)pe); } |
|
|
462 | void resume () { GEventAPI->resume ((pe_watcher *)pe); } |
|
|
463 | |
|
|
464 | void prio (int new_prio) { ((pe_watcher *)pe)->prio = new_prio; } |
|
|
465 | |
|
|
466 | ~watcher () |
|
|
467 | { |
|
|
468 | cancel (); |
|
|
469 | } |
|
|
470 | |
|
|
471 | private: |
|
|
472 | void cancel () { GEventAPI->cancel ((pe_watcher *)pe); } // private |
|
|
473 | }; |
|
|
474 | |
|
|
475 | struct iw : watcher<pe_idle>, callback<void (iw &)> |
|
|
476 | { |
|
|
477 | template<class O, class M> |
|
|
478 | iw (O object, M method) |
|
|
479 | : callback<void (iw &)> (object, method) |
|
|
480 | { |
|
|
481 | alloc (); |
|
|
482 | } |
|
|
483 | |
|
|
484 | private: |
|
|
485 | void alloc (); |
|
|
486 | }; |
|
|
487 | |
|
|
488 | struct iow : watcher<pe_io>, callback<void (iow &, int)> |
329 | struct iow : ev_io, evapi, callback<void (iow &, int)> |
489 | { |
330 | { |
|
|
331 | static void thunk (EV_P_ struct ev_io *w_, int revents) |
|
|
332 | { |
|
|
333 | iow &w = *static_cast<iow *>(w_); |
|
|
334 | |
|
|
335 | w (w, revents); |
|
|
336 | } |
|
|
337 | |
490 | template<class O, class M> |
338 | template<class O, class M> |
491 | iow (O object, M method) |
339 | iow (O object, M method) |
492 | : callback<void (iow &, int)> (object, method) |
340 | : callback<void (iow &, int)> (object, method) |
493 | { |
341 | { |
494 | alloc (); |
342 | ev_init ((ev_io *)this, thunk); |
495 | } |
343 | } |
496 | |
344 | |
497 | void fd (int fd); |
345 | void prio (int prio) |
498 | int poll (); |
346 | { |
|
|
347 | ev_set_priority ((ev_io *)this, prio); |
|
|
348 | } |
|
|
349 | |
|
|
350 | void set (int fd, int events) |
|
|
351 | { |
|
|
352 | ev_io_set ((ev_io *)this, fd, events); |
|
|
353 | } |
|
|
354 | |
|
|
355 | int poll () const { return events; } |
|
|
356 | |
499 | void poll (int events); |
357 | void poll (int events); |
500 | |
358 | |
501 | private: |
359 | void start () |
502 | void alloc (); |
360 | { |
|
|
361 | ev_io_start (EV_DEFAULT, (ev_io *)this); |
|
|
362 | } |
|
|
363 | |
|
|
364 | void stop () |
|
|
365 | { |
|
|
366 | ev_io_stop (EV_DEFAULT, (ev_io *)this); |
|
|
367 | } |
|
|
368 | |
|
|
369 | ~iow () |
|
|
370 | { |
|
|
371 | stop (); |
|
|
372 | } |
|
|
373 | }; |
|
|
374 | |
|
|
375 | struct asyncw : ev_async, evapi, callback<void (ev_async &, int)> |
|
|
376 | { |
|
|
377 | static void thunk (EV_P_ struct ev_async *w_, int revents) |
|
|
378 | { |
|
|
379 | asyncw &w = *static_cast<asyncw *>(w_); |
|
|
380 | |
|
|
381 | w (w, revents); |
|
|
382 | } |
|
|
383 | |
|
|
384 | template<class O, class M> |
|
|
385 | asyncw (O object, M method) |
|
|
386 | : callback<void (asyncw &, int)> (object, method) |
|
|
387 | { |
|
|
388 | ev_init ((ev_async *)this, thunk); |
|
|
389 | } |
|
|
390 | |
|
|
391 | void start () |
|
|
392 | { |
|
|
393 | ev_async_start (EV_DEFAULT, (ev_async *)this); |
|
|
394 | } |
|
|
395 | |
|
|
396 | void stop () |
|
|
397 | { |
|
|
398 | ev_async_stop (EV_DEFAULT, (ev_async *)this); |
|
|
399 | } |
|
|
400 | |
|
|
401 | ~asyncw () |
|
|
402 | { |
|
|
403 | stop (); |
|
|
404 | } |
503 | }; |
405 | }; |
504 | |
406 | |
505 | #endif |
407 | #endif |
506 | |
408 | |