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35 | |
35 | |
36 | #ifndef WIN32 |
36 | #ifndef WIN32 |
37 | # include <sys/time.h> |
37 | # include <sys/time.h> |
38 | #endif |
38 | #endif |
39 | |
39 | |
40 | #include "ev.h" |
40 | #ifdef EV_EVENT_H |
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41 | # include EV_EVENT_H |
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42 | #else |
41 | #include "event.h" |
43 | # include "event.h" |
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44 | #endif |
42 | |
45 | |
43 | #if EV_MULTIPLICITY |
46 | #if EV_MULTIPLICITY |
44 | # define dLOOPev struct ev_loop *loop = (struct ev_loop *)ev->ev_base |
47 | # define dLOOPev struct ev_loop *loop = (struct ev_loop *)ev->ev_base |
45 | # define dLOOPbase struct ev_loop *loop = (struct ev_loop *)base |
48 | # define dLOOPbase struct ev_loop *loop = (struct ev_loop *)base |
46 | #else |
49 | #else |
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86 | |
89 | |
87 | void *event_init (void) |
90 | void *event_init (void) |
88 | { |
91 | { |
89 | #if EV_MULTIPLICITY |
92 | #if EV_MULTIPLICITY |
90 | if (x_cur) |
93 | if (x_cur) |
91 | x_cur = (struct event_base *)ev_loop_new (EVMETHOD_AUTO); |
94 | x_cur = (struct event_base *)ev_loop_new (EVFLAG_AUTO); |
92 | else |
95 | else |
93 | x_cur = (struct event_base *)ev_default_loop (EVMETHOD_AUTO); |
96 | x_cur = (struct event_base *)ev_default_loop (EVFLAG_AUTO); |
94 | #else |
97 | #else |
95 | assert (("multiple event bases not supported when not compiled with EV_MULTIPLICITY", !x_cur)); |
98 | assert (("multiple event bases not supported when not compiled with EV_MULTIPLICITY", !x_cur)); |
96 | |
99 | |
97 | x_cur = (struct event_base *)(long)ev_default_loop (EVMETHOD_AUTO); |
100 | x_cur = (struct event_base *)(long)ev_default_loop (EVFLAG_AUTO); |
98 | #endif |
101 | #endif |
99 | |
102 | |
100 | return x_cur; |
103 | return x_cur; |
101 | } |
104 | } |
102 | |
105 | |
103 | void event_base_free (struct event_base *base) |
106 | void event_base_free (struct event_base *base) |
104 | { |
107 | { |
105 | dLOOPbase; |
108 | dLOOPbase; |
106 | |
109 | |
107 | #if EV_MULTIPLICITY |
110 | #if EV_MULTIPLICITY |
108 | if (ev_default_loop (EVMETHOD_AUTO) != loop) |
111 | if (ev_default_loop (EVFLAG_AUTO) != loop) |
109 | ev_loop_destroy (loop); |
112 | ev_loop_destroy (loop); |
110 | #endif |
113 | #endif |
111 | } |
114 | } |
112 | |
115 | |
113 | int event_dispatch (void) |
116 | int event_dispatch (void) |
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136 | x_cb (struct event *ev, int revents) |
139 | x_cb (struct event *ev, int revents) |
137 | { |
140 | { |
138 | revents &= EV_READ | EV_WRITE | EV_TIMEOUT | EV_SIGNAL; |
141 | revents &= EV_READ | EV_WRITE | EV_TIMEOUT | EV_SIGNAL; |
139 | |
142 | |
140 | ev->ev_res = revents; |
143 | ev->ev_res = revents; |
141 | ev->ev_callback (ev->ev_fd, revents, ev->ev_arg); |
144 | ev->ev_callback (ev->ev_fd, (short)revents, ev->ev_arg); |
142 | } |
145 | } |
143 | |
146 | |
144 | static void |
147 | static void |
145 | x_cb_sig (EV_P_ struct ev_signal *w, int revents) |
148 | x_cb_sig (EV_P_ struct ev_signal *w, int revents) |
146 | { |
149 | { |
147 | x_cb ((struct event *)(((char *)w) - offsetof (struct event, iosig.sig)), revents); |
150 | struct event *ev = (struct event *)(((char *)w) - offsetof (struct event, iosig.sig)); |
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151 | |
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152 | if (revents & EV_ERROR) |
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153 | event_del (ev); |
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154 | |
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155 | x_cb (ev, revents); |
148 | } |
156 | } |
149 | |
157 | |
150 | static void |
158 | static void |
151 | x_cb_io (EV_P_ struct ev_io *w, int revents) |
159 | x_cb_io (EV_P_ struct ev_io *w, int revents) |
152 | { |
160 | { |
153 | struct event *ev = (struct event *)(((char *)w) - offsetof (struct event, iosig.io)); |
161 | struct event *ev = (struct event *)(((char *)w) - offsetof (struct event, iosig.io)); |
154 | |
162 | |
155 | if (!(ev->ev_events & EV_PERSIST) && ev_is_active (w)) |
163 | if ((revents & EV_ERROR) || !(ev->ev_events & EV_PERSIST)) |
156 | ev_io_stop (EV_A_ w); |
164 | event_del (ev); |
157 | |
165 | |
158 | x_cb (ev, revents); |
166 | x_cb (ev, revents); |
159 | } |
167 | } |
160 | |
168 | |
161 | static void |
169 | static void |
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… | |
169 | } |
177 | } |
170 | |
178 | |
171 | void event_set (struct event *ev, int fd, short events, void (*cb)(int, short, void *), void *arg) |
179 | void event_set (struct event *ev, int fd, short events, void (*cb)(int, short, void *), void *arg) |
172 | { |
180 | { |
173 | if (events & EV_SIGNAL) |
181 | if (events & EV_SIGNAL) |
174 | ev_watcher_init (&ev->iosig.sig, x_cb_sig); |
182 | ev_init (&ev->iosig.sig, x_cb_sig); |
175 | else |
183 | else |
176 | ev_watcher_init (&ev->iosig.io, x_cb_io); |
184 | ev_init (&ev->iosig.io, x_cb_io); |
177 | |
185 | |
178 | ev_watcher_init (&ev->to, x_cb_to); |
186 | ev_init (&ev->to, x_cb_to); |
179 | |
187 | |
180 | ev->ev_base = x_cur; /* not threadsafe, but its like libevent works */ |
188 | ev->ev_base = x_cur; /* not threadsafe, but its like libevent works */ |
181 | ev->ev_fd = fd; |
189 | ev->ev_fd = fd; |
182 | ev->ev_events = events; |
190 | ev->ev_events = events; |
183 | ev->ev_pri = 0; |
191 | ev->ev_pri = 0; |
184 | ev->ev_callback = cb; |
192 | ev->ev_callback = cb; |
185 | ev->ev_arg = arg; |
193 | ev->ev_arg = arg; |
186 | ev->ev_res = 0; |
194 | ev->ev_res = 0; |
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195 | ev->ev_flags = EVLIST_INIT; |
187 | } |
196 | } |
188 | |
197 | |
189 | int event_once (int fd, short events, void (*cb)(int, short, void *), void *arg, struct timeval *tv) |
198 | int event_once (int fd, short events, void (*cb)(int, short, void *), void *arg, struct timeval *tv) |
190 | { |
199 | { |
191 | return event_base_once (x_cur, fd, events, cb, arg, tv); |
200 | return event_base_once (x_cur, fd, events, cb, arg, tv); |
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193 | |
202 | |
194 | int event_add (struct event *ev, struct timeval *tv) |
203 | int event_add (struct event *ev, struct timeval *tv) |
195 | { |
204 | { |
196 | dLOOPev; |
205 | dLOOPev; |
197 | |
206 | |
198 | /* disable all watchers */ |
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199 | event_del (ev); |
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200 | |
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201 | if (ev->ev_events & EV_SIGNAL) |
207 | if (ev->ev_events & EV_SIGNAL) |
202 | { |
208 | { |
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209 | if (!ev_is_active (&ev->iosig.sig)) |
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210 | { |
203 | ev_signal_set (&ev->iosig.sig, ev->ev_fd); |
211 | ev_signal_set (&ev->iosig.sig, ev->ev_fd); |
204 | ev_signal_start (EV_A_ &ev->iosig.sig); |
212 | ev_signal_start (EV_A_ &ev->iosig.sig); |
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213 | |
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214 | ev->ev_flags |= EVLIST_SIGNAL; |
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215 | } |
205 | } |
216 | } |
206 | else if (ev->ev_events & (EV_READ | EV_WRITE)) |
217 | else if (ev->ev_events & (EV_READ | EV_WRITE)) |
207 | { |
218 | { |
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219 | if (!ev_is_active (&ev->iosig.io)) |
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220 | { |
208 | ev_io_set (&ev->iosig.io, ev->ev_fd, ev->ev_events & (EV_READ | EV_WRITE)); |
221 | ev_io_set (&ev->iosig.io, ev->ev_fd, ev->ev_events & (EV_READ | EV_WRITE)); |
209 | ev_io_start (EV_A_ &ev->iosig.io); |
222 | ev_io_start (EV_A_ &ev->iosig.io); |
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223 | |
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224 | ev->ev_flags |= EVLIST_INSERTED; |
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225 | } |
210 | } |
226 | } |
211 | |
227 | |
212 | if (tv) |
228 | if (tv) |
213 | { |
229 | { |
214 | ev_timer_set (&ev->to, tv_get (tv), 0.); |
230 | ev->to.repeat = tv_get (tv); |
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231 | ev_timer_again (EV_A_ &ev->to); |
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232 | ev->ev_flags |= EVLIST_TIMEOUT; |
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233 | } |
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234 | else |
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235 | { |
215 | ev_timer_start (EV_A_ &ev->to); |
236 | ev_timer_stop (EV_A_ &ev->to); |
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237 | ev->ev_flags &= ~EVLIST_TIMEOUT; |
216 | } |
238 | } |
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239 | |
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240 | ev->ev_flags |= EVLIST_ACTIVE; |
217 | |
241 | |
218 | return 0; |
242 | return 0; |
219 | } |
243 | } |
220 | |
244 | |
221 | int event_del (struct event *ev) |
245 | int event_del (struct event *ev) |
222 | { |
246 | { |
223 | dLOOPev; |
247 | dLOOPev; |
224 | |
248 | |
225 | if (ev->ev_events & EV_SIGNAL) |
249 | if (ev->ev_events & EV_SIGNAL) |
226 | { |
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227 | /* sig */ |
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228 | if (ev_is_active (&ev->iosig.sig)) |
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229 | ev_signal_stop (EV_A_ &ev->iosig.sig); |
250 | ev_signal_stop (EV_A_ &ev->iosig.sig); |
230 | } |
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231 | else if (ev->ev_events & (EV_READ | EV_WRITE)) |
251 | else if (ev->ev_events & (EV_READ | EV_WRITE)) |
232 | { |
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233 | /* io */ |
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234 | if (ev_is_active (&ev->iosig.io)) |
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235 | ev_io_stop (EV_A_ &ev->iosig.io); |
252 | ev_io_stop (EV_A_ &ev->iosig.io); |
236 | } |
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237 | |
253 | |
238 | if (ev_is_active (&ev->to)) |
254 | if (ev_is_active (&ev->to)) |
239 | ev_timer_stop (EV_A_ &ev->to); |
255 | ev_timer_stop (EV_A_ &ev->to); |
240 | |
256 | |
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257 | ev->ev_flags = EVLIST_INIT; |
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258 | |
241 | return 0; |
259 | return 0; |
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260 | } |
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261 | |
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262 | void event_active (struct event *ev, int res, short ncalls) |
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263 | { |
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264 | dLOOPev; |
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265 | |
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266 | if (res & EV_TIMEOUT) |
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267 | ev_feed_event (EV_A_ &ev->to, res & EV_TIMEOUT); |
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268 | |
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269 | if (res & EV_SIGNAL) |
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270 | ev_feed_event (EV_A_ &ev->iosig.sig, res & EV_SIGNAL); |
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271 | |
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272 | if (res & (EV_READ | EV_WRITE)) |
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273 | ev_feed_event (EV_A_ &ev->iosig.io, res & (EV_READ | EV_WRITE)); |
242 | } |
274 | } |
243 | |
275 | |
244 | int event_pending (struct event *ev, short events, struct timeval *tv) |
276 | int event_pending (struct event *ev, short events, struct timeval *tv) |
245 | { |
277 | { |
246 | short revents = 0; |
278 | short revents = 0; |
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307 | static void |
339 | static void |
308 | x_loopexit_cb (int revents, void *base) |
340 | x_loopexit_cb (int revents, void *base) |
309 | { |
341 | { |
310 | dLOOPbase; |
342 | dLOOPbase; |
311 | |
343 | |
312 | ev_unloop (EV_A_ EVUNLOOP_ONCE); |
344 | ev_unloop (EV_A_ EVUNLOOP_ONE); |
313 | } |
345 | } |
314 | |
346 | |
315 | int event_base_loopexit (struct event_base *base, struct timeval *tv) |
347 | int event_base_loopexit (struct event_base *base, struct timeval *tv) |
316 | { |
348 | { |
317 | ev_tstamp after = tv_get (tv); |
349 | ev_tstamp after = tv_get (tv); |
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330 | }; |
362 | }; |
331 | |
363 | |
332 | static void |
364 | static void |
333 | x_once_cb (int revents, void *arg) |
365 | x_once_cb (int revents, void *arg) |
334 | { |
366 | { |
335 | struct x_once *once = arg; |
367 | struct x_once *once = (struct x_once *)arg; |
336 | |
368 | |
337 | once->cb (once->fd, revents, once->arg); |
369 | once->cb (once->fd, (short)revents, once->arg); |
338 | free (once); |
370 | free (once); |
339 | } |
371 | } |
340 | |
372 | |
341 | int event_base_once (struct event_base *base, int fd, short events, void (*cb)(int, short, void *), void *arg, struct timeval *tv) |
373 | int event_base_once (struct event_base *base, int fd, short events, void (*cb)(int, short, void *), void *arg, struct timeval *tv) |
342 | { |
374 | { |
343 | struct x_once *once = malloc (sizeof (struct x_once)); |
375 | struct x_once *once = (struct x_once *)malloc (sizeof (struct x_once)); |
344 | dLOOPbase; |
376 | dLOOPbase; |
345 | |
377 | |
346 | if (!once) |
378 | if (!once) |
347 | return -1; |
379 | return -1; |
348 | |
380 | |