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Comparing deliantra/server/include/cfperl.h (file contents):
Revision 1.52 by root, Fri Jan 26 22:06:30 2007 UTC vs.
Revision 1.129 by root, Wed Nov 16 23:42:00 2016 UTC

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 <cstdio>
8
9using namespace std; 29using namespace std;
10 30
11#include <EXTERN.h> 31#include <EXTERN.h>
12#include <perl.h> 32#include <perl.h>
13#include <XSUB.h> 33#include <XSUB.h>
14 34
15#include <EventAPI.h> 35#include <EVAPI.h>
16#include <CoroAPI.h> 36#include <CoroAPI.h>
17 37
18#include "util.h" 38#include "util.h"
19#include "keyword.h" 39#include "keyword.h"
20#include "dynbuf.h" 40#include "dynbuf.h"
… …
25// optimisations/workaround for functions requiring my_perl in scope (anti-bloat) 45// optimisations/workaround for functions requiring my_perl in scope (anti-bloat)
26#undef localtime 46#undef localtime
27#undef srand48 47#undef srand48
28#undef drand48 48#undef drand48
29#undef srandom 49#undef srandom
50#undef opendir
30#undef readdir 51#undef readdir
52#undef closedir
31#undef getprotobyname 53#undef getprotobyname
32#undef gethostbyname 54#undef gethostbyname
33#undef ctime 55#undef ctime
34#undef strerror 56#undef strerror
57#undef _
35 58
36// same here, massive symbol spamming 59// same here, massive symbol spamming
37#undef do_open 60#undef do_open
38#undef do_close 61#undef do_close
39#undef ref 62#undef ref
… …
44#undef random 67#undef random
45#undef crypt 68#undef crypt
46 69
47////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 70//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
48 71
72#define _(msg) (msg)
73#define N_(msg) (msg)
74
75//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
76
49// some macros to simplify perl in-calls 77// some macros to simplify perl in-calls
50 78
51#define CHECK_ERROR \ 79#define CHECK_ERROR \
52 if (SvTRUE (ERRSV)) \ 80 if (SvTRUE (ERRSV)) \
53 LOG (llevError, "runtime error in %s: %s\n", __func__, SvPVutf8_nolen (ERRSV)); 81 LOG (llevError, "runtime error in %s: %s", __func__, SvPVutf8_nolen (ERRSV));
54 82
83inline int call_pvsv (const char *ob, I32 flags) { return call_pv (ob, flags); }
84inline 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
55#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)
56#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
57#define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr))) 91#define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr)))
58#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;
59#define CALL_END CHECK_ERROR; FREETMPS; LEAVE 93#define CALL_END PUTBACK; CHECK_ERROR; FREETMPS; LEAVE; CALL_POP
60 94
61////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 95//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
62 96
63void cfperl_init (); 97void cfperl_init ();
64void cfperl_main (); 98void cfperl_main ();
99void cfperl_tick ();
65void cfperl_emergency_save (); 100void cfperl_emergency_save ();
101void cfperl_cleanup (int make_core);
102void cfperl_make_book (object *book, int level);
103void cfperl_send_msg (client *ns, int color, const_utf8_string type, const_utf8_string msg);
104int cfperl_can_merge (object *ob1, object *ob2);
105void cfperl_mapscript_activate (object *ob, int state, object *activator, object *originator = 0);
106void cfperl_ix (client *ns, int set, faceidx idx, int pri);
66 107
67////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 108bool is_match_expr (const_utf8_string expr);
109// applies the match expression and returns true if it matches
110bool 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
112object *match_one (const_utf8_string expr, object *ob, object *self = 0, object *source = 0, object *originator = 0);
68 113
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
69// virtual server time, excluding time jumps and lag 132extern tstamp runtime; // virtual server time, excluding time jumps and lag
70extern double runtime; 133extern tstamp NOW; // real time of current server tick
134
135noinline utf8_string cfSvPVutf8_nolen (SV *sv);
71 136
72enum event_klass 137enum event_klass
73{ 138{
74 KLASS_NONE, 139 KLASS_NONE,
75 KLASS_GLOBAL, 140 KLASS_GLOBAL,
… …
86# define def(klass,name) EVENT_ ## klass ## _ ## name, 151# define def(klass,name) EVENT_ ## klass ## _ ## name,
87# include "eventinc.h" 152# include "eventinc.h"
88# undef def 153# undef def
89 NUM_EVENT_TYPES 154 NUM_EVENT_TYPES
90}; 155};
156
157// in which global events or per-type events are we interested
158extern bitset<NUM_EVENT_TYPES> ev_want_event;
159extern bitset<NUM_TYPES> ev_want_type;
91 160
92#define ARG_AV(o) DT_AV , static_cast<AV *> (o) 161#define ARG_AV(o) DT_AV , static_cast<AV *> (o)
93#define ARG_INT(v) DT_INT , static_cast<int> (v) 162#define ARG_INT(v) DT_INT , static_cast<int> (v)
94#define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v) 163#define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v)
95#define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v) 164#define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v)
… …
102#define ARG_CLIENT(o) DT_CLIENT, (void *)(static_cast<client *> (o)) 171#define ARG_CLIENT(o) DT_CLIENT, (void *)(static_cast<client *> (o))
103#define ARG_PARTY(o) DT_PARTY , (void *)(static_cast<party *> (o)) 172#define ARG_PARTY(o) DT_PARTY , (void *)(static_cast<party *> (o))
104#define ARG_REGION(o) DT_REGION, (void *)(static_cast<region *> (o)) 173#define ARG_REGION(o) DT_REGION, (void *)(static_cast<region *> (o))
105 174
106// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension 175// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension
107 176#define INVOKE(obj,event, ...) (expect_false ((obj)->should_invoke (event)) ? (obj)->invoke (event, ## __VA_ARGS__, DT_END) : 0)
108// all these return true when the normal event processing should be skipped (if any)
109#define INVOKE_GLOBAL(event, ...) gbl_ev.invoke (EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__, DT_END) 177#define INVOKE_GLOBAL(event, ...) INVOKE (&gbl_ev, EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__)
110#define INVOKE_ATTACHABLE(event, obj, ...) (obj)->invoke (EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__, DT_END) 178#define INVOKE_ATTACHABLE(event, obj, ...) INVOKE (obj , EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__)
111#define INVOKE_OBJECT(event, obj, ...) (obj)->invoke (EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__, DT_END) 179#define INVOKE_OBJECT(event, obj, ...) INVOKE (obj , EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__)
112#define INVOKE_CLIENT(event, obj, ...) (obj)->invoke (EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__, DT_END) 180#define INVOKE_CLIENT(event, obj, ...) INVOKE (obj , EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__)
113#define INVOKE_PLAYER(event, obj, ...) (obj)->invoke (EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__, DT_END) 181#define INVOKE_PLAYER(event, obj, ...) INVOKE (obj , EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__)
114#define INVOKE_MAP(event, obj, ...) (obj)->invoke (EVENT_ ## MAP ## _ ## event, ## __VA_ARGS__, DT_END) 182#define INVOKE_MAP(event, obj, ...) INVOKE (obj , EVENT_ ## MAP ## _ ## event, ## __VA_ARGS__)
115 183
116//TODO should index into @result 184//TODO should index into @result
117#define RESULT(idx,type) cfperl_result_ ## type (idx) 185#define RESULT(idx,type) cfperl_result_ ## type (idx)
118#define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE) 186#define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE)
119#define RESULT_INT(idx) RESULT(idx, INT) 187#define RESULT_INT(idx) RESULT(idx, INT)
… …
122int cfperl_result_INT (int idx); 190int cfperl_result_INT (int idx);
123 191
124////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 192//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
125 193
126INTERFACE_CLASS (attachable) 194INTERFACE_CLASS (attachable)
127struct attachable 195struct attachable : refcnt_base
128{ 196{
129 static MGVTBL vtbl; 197 static MGVTBL vtbl;
198
199 enum {
200 F_DESTROYED = 0x01,
201 F_DEBUG_TRACE = 0x02,
202 };
203 uint8 ACC (RW, attachable_flags);
130 204
131 static unordered_vector<attachable *> mortals; 205 static unordered_vector<attachable *> mortals;
132 MTH static void check_mortals (); 206 MTH static void check_mortals ();
133 207
134 enum {
135 F_DESTROYED = 0x01,
136 };
137
138 // object is delete'd after the refcount reaches 0 208 // object is delete'd after the refcount reaches 0
139 mutable int ACC (RW, refcnt);
140 int ACC (RW, flags);
141
142 MTH void refcnt_inc () const { ++refcnt; }
143 MTH void refcnt_dec () const { --refcnt; }
144
145 MTH int refcnt_cnt () const; 209 MTH int refcnt_cnt () const;
146 // check wether the object has died and destroy 210 // check wether the object has died and destroy
147 MTH void refcnt_chk () { if (refcnt <= 0) do_check (); } 211 MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); }
148 212
149 // destroy the object unless it was already destroyed 213 // destroy the object unless it was already destroyed
150 // this politely asks everybody interested the reduce 214 // this politely asks everybody interested the reduce
151 // the refcount to 0 as soon as possible. 215 // the refcount to 0 as soon as possible.
152 MTH void destroy (); 216 MTH void destroy ();
153 217
154 // return wether an object was destroyed already 218 // return wether an object was destroyed already
155 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 ();
156 223
157 virtual void gather_callbacks (AV *&callbacks, event_type event) const; 224 virtual void gather_callbacks (AV *&callbacks, event_type event) const;
158 225
159#if 0 226#if 0
160private: 227private:
… …
168 235
169 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.
170 void optimise (); // possibly save some memory by destroying unneeded data 237 void optimise (); // possibly save some memory by destroying unneeded data
171 238
172 attachable () 239 attachable ()
173 : flags (0), refcnt (0), self (0), cb (0), attach (0) 240 : attachable_flags (0), self (0), cb (0), attach (0)
174 { 241 {
175 } 242 }
176 243
177 attachable (const attachable &src) 244 attachable (const attachable &src)
178 : flags (0), refcnt (0), self (0), cb (0), attach (src.attach) 245 : attachable_flags (0), self (0), cb (0), attach (src.attach)
179 { 246 {
180 } 247 }
181 248
182 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 }
183 261
184 attachable &operator =(const attachable &src); 262 attachable &operator =(const attachable &src);
185 263
264 // used to _quickly_ decide wether to shortcut the evaluation
265 bool should_invoke (event_type event)
266 {
267 return ev_want_event [event] || cb;
268 }
269
186 bool invoke (event_type event, ...); 270 bool invoke (event_type event, ...);
271
187 MTH void instantiate (); 272 MTH void instantiate ();
188 void reattach (); 273 void reattach ();
189 274
190protected: 275protected:
191 // do the real refcount checking work 276 // do the real refcount checking work
192 void do_check (); 277 void do_check ();
193 278
194 // the method that does the real destroy work 279 // the method that does the real destroy work
195 virtual void do_destroy (); 280 virtual void do_destroy ();
281
282 // destructor is protected, should not be called by anybody
283 virtual ~attachable ();
196}; 284};
197 285
198// 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
199struct global : attachable 287struct global : attachable
200{ 288{
… …
203 291
204extern struct global gbl_ev; 292extern struct global gbl_ev;
205 293
206////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 294//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
207 295
208struct object_freezer : dynbuf 296#include "freezethaw.h"
209{
210 AV *av;
211
212 object_freezer ();
213 ~object_freezer ();
214
215 void put (attachable *ext);
216
217 // used only for user-defined key-value pairs
218 void put (const shstr &k, const shstr &v)
219 {
220 add (k);
221
222 if (v)
223 add (' '), add (v);
224
225 add ('\n');
226 }
227
228 //TODO//temporary, used only for saving body locations
229 void put (const char *k, int v)
230 {
231 add (k);
232 add (' ');
233 add (sint32 (v));
234 add ('\n');
235 }
236
237 template<typename T>
238 void put_string (keyword k, const T &v)
239 {
240 int klen = keyword_len [k];
241 int vlen = v ? strlen (v) + 1 : 0;
242
243 char *p = (char *)alloc (klen + vlen + 1);
244
245 memcpy (p, keyword_str [k], klen); p += klen;
246
247 if (v)
248 {
249 *p++ = ' '; vlen--;
250 memcpy (p, v, vlen); p += vlen;
251 }
252
253 *p = '\n';
254 }
255
256 void put (keyword k, const char *v = 0)
257 {
258 put_string (k, v);
259 }
260
261 void put (keyword k, const shstr &v)
262 {
263 put_string (k, v);
264 }
265
266 void put (keyword k, double v)
267 {
268 char buf [128];
269
270 snprintf (buf, 128, "%.7g", v);
271
272 put (k, (const char *)buf);
273 }
274
275 void put_(keyword k, sint64 v)
276 {
277 add (keyword_str [k], keyword_len [k]);
278 add (' ');
279 add (v);
280 add ('\n');
281 }
282
283 void put_(keyword k, sint32 v)
284 {
285 add (keyword_str [k], keyword_len [k]);
286 add (' ');
287 add (v);
288 add ('\n');
289 }
290
291 void put (keyword kbeg, keyword kend, const shstr &v)
292 {
293 add (keyword_str [kbeg], keyword_len [kbeg]); add ('\n');
294
295 if (v)
296 {
297 add (v);
298 add ('\n');
299 }
300
301 add (keyword_str [kend], keyword_len [kend]); add ('\n');
302 }
303
304 void put (keyword k, float v) { put (k, (double)v); }
305 void put (keyword k, signed char v) { put_(k, (sint32)v); }
306 void put (keyword k, unsigned char v) { put_(k, (sint32)v); }
307 void put (keyword k, signed short v) { put_(k, (sint32)v); }
308 void put (keyword k, unsigned short v) { put_(k, (sint32)v); }
309 void put (keyword k, signed int v) { put_(k, (sint32)v); }
310 void put (keyword k, unsigned int v) { put_(k, (sint64)v); }
311 void put (keyword k, signed long v) { put_(k, (sint64)v); }
312 void put (keyword k, unsigned long v) { put_(k, (sint64)v); }
313 void put (keyword k, signed long long v) { put_(k, (sint64)v); }
314 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); }
315
316 template<typename T>
317 void put (keyword k, const T *v)
318 {
319 if (v)
320 put (k, v->name);
321 else
322 put (k, (const char *)0);
323 }
324
325 template<typename T>
326 void put (keyword k, const refptr<T> &v)
327 {
328 put (k, (T *)v);
329 }
330
331 bool save (const char *path);
332 char *as_string (); // like strdup
333
334 operator bool () { return !!av; }
335};
336
337// compatibility support, should be removed when no longer needed
338int fprintf (object_freezer &freezer, const char *format, ...);
339int fputs (const char *s, object_freezer &freezer);
340
341struct object_thawer
342{
343 SV *text; // text part
344 AV *av; // perl part
345 char *line; // current beginning of line
346 char *last_keyword, *last_value;
347 const char *name;
348
349 operator bool () { return !!text; }
350
351 object_thawer (const char *path = 0);
352 object_thawer (const char *data, AV *perlav);
353 ~object_thawer ();
354
355 void get (attachable *obj, int oid);
356
357 keyword get_kv (); // also parse value for later use
358 void skip_kv (keyword kw);
359
360 const char *get_str () { return last_value; } // may be 0
361
362 void get (shstr &sh) const;
363 void get_ornull (shstr &sh) const { sh = last_value; }
364 void get_ml (keyword kend, shstr &sh);
365
366 sint32 get_sint32 () const;
367 sint64 get_sint64 () const;
368 double get_double () const;
369
370 void get (float &v) { v = get_double (); }
371 void get (double &v) { v = get_double (); }
372
373 void get (bool &i) { i = get_sint32 (); }
374 void get (sint8 &i) { i = get_sint32 (); }
375 void get (uint8 &i) { i = get_sint32 (); }
376 void get (sint16 &i) { i = get_sint32 (); }
377 void get (uint16 &i) { i = get_sint32 (); }
378 void get (sint32 &i) { i = get_sint32 (); }
379
380 void get (uint32 &i) { i = get_sint64 (); }
381 void get (sint64 &i) { i = get_sint64 (); }
382};
383
384char *fgets (char *s, int n, object_thawer &thawer);
385 297
386////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 298//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
387 299
388struct coroapi { 300struct coroapi {
389 static struct CoroAPI *GCoroAPI; 301 static struct CoroAPI *GCoroAPI;
390 302
303 static EV_ATOMIC_T cede_pending;
304
391 static int nready () { return CORO_NREADY; } 305 static int nready () { return CORO_NREADY; }
392 static int cede () { return CORO_CEDE ; } 306 static int cede () { cede_pending = 0; return CORO_CEDE ; }
393 307
394 static int cede_counter; 308 static void do_cede_to_tick ();
395 309
396 static void cede_every (int count) 310 // actually cede's far more often
311 static bool cede_to_tick ()
397 { 312 {
398 if (++cede_counter >= count) 313 if (expect_true (!cede_pending))
399 { 314 return false;
400 cede_counter = 0;
401 315
402 if (coroapi::nready ()) 316 do_cede_to_tick ();
403 coroapi::cede (); 317 return true;
404 }
405 } 318 }
406};
407 319
408struct watcher_base 320 static void wait_for_tick ();
321 static void wait_for_tick_begin ();
322};
323
324struct evapi
409{ 325{
410 static struct EventAPI *GEventAPI; 326 static struct EVAPI *GEVAPI;
411}; 327};
412 328
413template<class base>
414struct watcher : watcher_base
415{
416 base *pe;
417
418 void start (bool repeat = false) { GEventAPI->start ((pe_watcher *)pe, repeat); }
419 void stop (bool cancel_events = false) { GEventAPI->stop ((pe_watcher *)pe, cancel_events); }
420 void now () { GEventAPI->now ((pe_watcher *)pe); }
421 void suspend () { GEventAPI->suspend ((pe_watcher *)pe); }
422 void resume () { GEventAPI->resume ((pe_watcher *)pe); }
423
424 void prio (int new_prio) { ((pe_watcher *)pe)->prio = new_prio; }
425
426 ~watcher ()
427 {
428 cancel ();
429 }
430
431private:
432 void cancel () { GEventAPI->cancel ((pe_watcher *)pe); } // private
433};
434
435struct iw : watcher<pe_idle>, callback<void (iw &)>
436{
437 template<class O, class M>
438 iw (O object, M method)
439 : callback<void (iw &)> (object, method)
440 {
441 alloc ();
442 }
443
444private:
445 void alloc ();
446};
447
448struct iow : watcher<pe_io>, callback<void (iow &, int)> 329struct iow : ev_io, evapi, callback<void (iow &, int)>
449{ 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
450 template<class O, class M> 338 template<class O, class M>
451 iow (O object, M method) 339 iow (O object, M method)
452 : callback<void (iow &, int)> (object, method) 340 : callback<void (iow &, int)> (object, method)
453 { 341 {
454 alloc (); 342 ev_init ((ev_io *)this, thunk);
455 } 343 }
456 344
457 void fd (int fd); 345 void prio (int prio)
458 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
459 void poll (int events); 357 void poll (int events);
460 358
461private: 359 void start ()
462 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
375struct 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 }
463}; 405};
464 406
465#endif 407#endif
466 408

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