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29 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
29 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
30 | */ |
30 | */ |
31 | |
31 | |
32 | #include <stddef.h> |
32 | #include <stddef.h> |
33 | #include <stdlib.h> |
33 | #include <stdlib.h> |
34 | #include <sys/time.h> |
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35 | #include <assert.h> |
34 | #include <assert.h> |
36 | |
35 | |
37 | #include "ev.h" |
36 | #ifndef WIN32 |
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37 | # include <sys/time.h> |
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38 | #endif |
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39 | |
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40 | #ifdef EV_EVENT_H |
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41 | # include EV_EVENT_H |
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42 | #else |
38 | #include "event.h" |
43 | # include "event.h" |
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44 | #endif |
39 | |
45 | |
40 | #if EV_MULTIPLICITY |
46 | #if EV_MULTIPLICITY |
41 | # 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 |
42 | # define dLOOPbase struct ev_loop *loop = (struct ev_loop *)base |
48 | # define dLOOPbase struct ev_loop *loop = (struct ev_loop *)base |
43 | #else |
49 | #else |
… | |
… | |
89 | else |
95 | else |
90 | x_cur = (struct event_base *)ev_default_loop (EVMETHOD_AUTO); |
96 | x_cur = (struct event_base *)ev_default_loop (EVMETHOD_AUTO); |
91 | #else |
97 | #else |
92 | 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)); |
93 | |
99 | |
94 | x_cur = (struct event_base *)ev_default_loop (EVMETHOD_AUTO); |
100 | x_cur = (struct event_base *)(long)ev_default_loop (EVMETHOD_AUTO); |
95 | #endif |
101 | #endif |
96 | |
102 | |
97 | return x_cur; |
103 | return x_cur; |
98 | } |
104 | } |
99 | |
105 | |
… | |
… | |
133 | x_cb (struct event *ev, int revents) |
139 | x_cb (struct event *ev, int revents) |
134 | { |
140 | { |
135 | revents &= EV_READ | EV_WRITE | EV_TIMEOUT | EV_SIGNAL; |
141 | revents &= EV_READ | EV_WRITE | EV_TIMEOUT | EV_SIGNAL; |
136 | |
142 | |
137 | ev->ev_res = revents; |
143 | ev->ev_res = revents; |
138 | ev->ev_callback (ev->ev_fd, revents, ev->ev_arg); |
144 | ev->ev_callback (ev->ev_fd, (short)revents, ev->ev_arg); |
139 | } |
145 | } |
140 | |
146 | |
141 | static void |
147 | static void |
142 | x_cb_sig (EV_P_ struct ev_signal *w, int revents) |
148 | x_cb_sig (EV_P_ struct ev_signal *w, int revents) |
143 | { |
149 | { |
144 | 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); |
145 | } |
156 | } |
146 | |
157 | |
147 | static void |
158 | static void |
148 | x_cb_io (EV_P_ struct ev_io *w, int revents) |
159 | x_cb_io (EV_P_ struct ev_io *w, int revents) |
149 | { |
160 | { |
150 | 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)); |
151 | |
162 | |
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163 | if (revents & EV_ERROR) |
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164 | event_del (ev); |
152 | if (!(ev->ev_events & EV_PERSIST) && ev_is_active (w)) |
165 | else if (!(ev->ev_events & EV_PERSIST) && ev_is_active (w)) |
153 | ev_io_stop (EV_A_ w); |
166 | ev_io_stop (EV_A_ w); |
154 | |
167 | |
155 | x_cb (ev, revents); |
168 | x_cb (ev, revents); |
156 | } |
169 | } |
157 | |
170 | |
158 | static void |
171 | static void |
159 | x_cb_to (EV_P_ struct ev_timer *w, int revents) |
172 | x_cb_to (EV_P_ struct ev_timer *w, int revents) |
160 | { |
173 | { |
161 | x_cb ((struct event *)(((char *)w) - offsetof (struct event, to)), revents); |
174 | struct event *ev = (struct event *)(((char *)w) - offsetof (struct event, to)); |
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175 | |
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176 | event_del (ev); |
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177 | |
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178 | x_cb (ev, revents); |
162 | } |
179 | } |
163 | |
180 | |
164 | void event_set (struct event *ev, int fd, short events, void (*cb)(int, short, void *), void *arg) |
181 | void event_set (struct event *ev, int fd, short events, void (*cb)(int, short, void *), void *arg) |
165 | { |
182 | { |
166 | if (!ev->initialised) |
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167 | { |
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168 | ev->initialised = 1; |
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169 | |
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170 | if (events & EV_SIGNAL) |
183 | if (events & EV_SIGNAL) |
171 | ev_watcher_init (&ev->iosig.sig, x_cb_sig); |
184 | ev_init (&ev->iosig.sig, x_cb_sig); |
172 | else |
185 | else |
173 | ev_watcher_init (&ev->iosig.io, x_cb_io); |
186 | ev_init (&ev->iosig.io, x_cb_io); |
174 | |
187 | |
175 | ev_watcher_init (&ev->to, x_cb_to); |
188 | ev_init (&ev->to, x_cb_to); |
176 | } |
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177 | |
189 | |
178 | ev->ev_base = x_cur; /* not threadsafe, but its like libevent works */ |
190 | ev->ev_base = x_cur; /* not threadsafe, but its like libevent works */ |
179 | ev->ev_fd = fd; |
191 | ev->ev_fd = fd; |
180 | ev->ev_events = events; |
192 | ev->ev_events = events; |
181 | ev->ev_pri = 0; |
193 | ev->ev_pri = 0; |
… | |
… | |
224 | { |
236 | { |
225 | /* sig */ |
237 | /* sig */ |
226 | if (ev_is_active (&ev->iosig.sig)) |
238 | if (ev_is_active (&ev->iosig.sig)) |
227 | ev_signal_stop (EV_A_ &ev->iosig.sig); |
239 | ev_signal_stop (EV_A_ &ev->iosig.sig); |
228 | } |
240 | } |
229 | else |
241 | else if (ev->ev_events & (EV_READ | EV_WRITE)) |
230 | { |
242 | { |
231 | /* io */ |
243 | /* io */ |
232 | if (ev_is_active (&ev->iosig.io)) |
244 | if (ev_is_active (&ev->iosig.io)) |
233 | ev_io_stop (EV_A_ &ev->iosig.io); |
245 | ev_io_stop (EV_A_ &ev->iosig.io); |
234 | } |
246 | } |
… | |
… | |
237 | ev_timer_stop (EV_A_ &ev->to); |
249 | ev_timer_stop (EV_A_ &ev->to); |
238 | |
250 | |
239 | return 0; |
251 | return 0; |
240 | } |
252 | } |
241 | |
253 | |
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254 | void event_active (struct event *ev, int res, short ncalls) |
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255 | { |
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256 | dLOOPev; |
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257 | |
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258 | if (res & EV_TIMEOUT) |
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259 | ev_feed_event (EV_A_ &ev->to, res & EV_TIMEOUT); |
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260 | |
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261 | if (res & EV_SIGNAL) |
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262 | ev_feed_event (EV_A_ &ev->iosig.sig, res & EV_SIGNAL); |
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263 | |
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264 | if (res & (EV_READ | EV_WRITE)) |
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265 | ev_feed_event (EV_A_ &ev->iosig.io, res & (EV_READ | EV_WRITE)); |
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266 | } |
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267 | |
242 | int event_pending (struct event *ev, short events, struct timeval *tv) |
268 | int event_pending (struct event *ev, short events, struct timeval *tv) |
243 | { |
269 | { |
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270 | short revents = 0; |
244 | dLOOPev; |
271 | dLOOPev; |
245 | |
272 | |
246 | short revents = 0; |
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247 | |
273 | |
248 | if (ev->ev_events & EV_SIGNAL) |
274 | if (ev->ev_events & EV_SIGNAL) |
249 | { |
275 | { |
250 | /* sig */ |
276 | /* sig */ |
251 | if (ev->iosig.sig.pending) |
277 | if (ev_is_active (&ev->iosig.sig) || ev_is_pending (&ev->iosig.sig)) |
252 | revents |= EV_SIGNAL; |
278 | revents |= EV_SIGNAL; |
253 | } |
279 | } |
254 | else |
280 | else if (ev->ev_events & (EV_READ | EV_WRITE)) |
255 | { |
281 | { |
256 | /* io */ |
282 | /* io */ |
257 | if (ev->iosig.io.pending) |
283 | if (ev_is_active (&ev->iosig.io) || ev_is_pending (&ev->iosig.io)) |
258 | revents |= ev->ev_events & (EV_READ | EV_WRITE); |
284 | revents |= ev->ev_events & (EV_READ | EV_WRITE); |
259 | } |
285 | } |
260 | |
286 | |
261 | if (ev->to.pending) |
287 | if (ev->ev_events & EV_TIMEOUT || ev_is_active (&ev->to) || ev_is_pending (&ev->to)) |
262 | { |
288 | { |
263 | revents |= EV_TIMEOUT; |
289 | revents |= EV_TIMEOUT; |
264 | |
290 | |
265 | if (tv) |
291 | if (tv) |
266 | tv_set (tv, ev_now (EV_A)); /* not sure if this is right :) */ |
292 | tv_set (tv, ev_now (EV_A)); /* not sure if this is right :) */ |
… | |
… | |
310 | ev_unloop (EV_A_ EVUNLOOP_ONCE); |
336 | ev_unloop (EV_A_ EVUNLOOP_ONCE); |
311 | } |
337 | } |
312 | |
338 | |
313 | int event_base_loopexit (struct event_base *base, struct timeval *tv) |
339 | int event_base_loopexit (struct event_base *base, struct timeval *tv) |
314 | { |
340 | { |
315 | dLOOPbase; |
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316 | ev_tstamp after = tv_get (tv); |
341 | ev_tstamp after = tv_get (tv); |
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342 | dLOOPbase; |
317 | |
343 | |
318 | ev_once (EV_A_ -1, 0, after >= 0. ? after : 0., x_loopexit_cb, (void *)base); |
344 | ev_once (EV_A_ -1, 0, after >= 0. ? after : 0., x_loopexit_cb, (void *)base); |
319 | |
345 | |
320 | return -1; |
346 | return -1; |
321 | } |
347 | } |
… | |
… | |
328 | }; |
354 | }; |
329 | |
355 | |
330 | static void |
356 | static void |
331 | x_once_cb (int revents, void *arg) |
357 | x_once_cb (int revents, void *arg) |
332 | { |
358 | { |
333 | struct x_once *once = arg; |
359 | struct x_once *once = (struct x_once *)arg; |
334 | |
360 | |
335 | once->cb (once->fd, revents, once->arg); |
361 | once->cb (once->fd, (short)revents, once->arg); |
336 | free (once); |
362 | free (once); |
337 | } |
363 | } |
338 | |
364 | |
339 | int event_base_once (struct event_base *base, int fd, short events, void (*cb)(int, short, void *), void *arg, struct timeval *tv) |
365 | int event_base_once (struct event_base *base, int fd, short events, void (*cb)(int, short, void *), void *arg, struct timeval *tv) |
340 | { |
366 | { |
341 | dLOOPbase; |
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342 | struct x_once *once = malloc (sizeof (struct x_once)); |
367 | struct x_once *once = (struct x_once *)malloc (sizeof (struct x_once)); |
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368 | dLOOPbase; |
343 | |
369 | |
344 | if (!once) |
370 | if (!once) |
345 | return -1; |
371 | return -1; |
346 | |
372 | |
347 | once->fd = fd; |
373 | once->fd = fd; |