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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> |
34 | #include <sys/time.h> |
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35 | #include <assert.h> |
35 | |
36 | |
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37 | #include "ev.h" |
36 | #include "event.h" |
38 | #include "event.h" |
37 | |
39 | |
38 | #if EV_MULTIPLICITY |
40 | #if EV_MULTIPLICITY |
39 | # define dLOOPev struct ev_loop *loop = (struct ev_loop *)ev->ev_base |
41 | # define dLOOPev struct ev_loop *loop = (struct ev_loop *)ev->ev_base |
40 | # define dLOOPbase struct ev_loop *loop = (struct ev_loop *)base |
42 | # define dLOOPbase struct ev_loop *loop = (struct ev_loop *)base |
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47 | struct event_base |
49 | struct event_base |
48 | { |
50 | { |
49 | int dummy; |
51 | int dummy; |
50 | }; |
52 | }; |
51 | |
53 | |
52 | static struct event_base x_base, *x_cur; |
54 | static struct event_base *x_cur; |
53 | |
55 | |
54 | static void |
56 | static void |
55 | tv_set (struct timeval *tv, ev_tstamp at) |
57 | tv_set (struct timeval *tv, ev_tstamp at) |
56 | { |
58 | { |
57 | tv->tv_sec = (long)at; |
59 | tv->tv_sec = (long)at; |
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80 | } |
82 | } |
81 | |
83 | |
82 | void *event_init (void) |
84 | void *event_init (void) |
83 | { |
85 | { |
84 | #if EV_MULTIPLICITY |
86 | #if EV_MULTIPLICITY |
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87 | if (x_cur) |
85 | x_cur = (struct event_base *)ev_loop_new (EVMETHOD_AUTO); |
88 | x_cur = (struct event_base *)ev_loop_new (EVMETHOD_AUTO); |
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89 | else |
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90 | x_cur = (struct event_base *)ev_default_loop (EVMETHOD_AUTO); |
86 | #else |
91 | #else |
87 | x_cur = &x_base; |
92 | assert (("multiple event bases not supported when not compiled with EV_MULTIPLICITY", !x_cur)); |
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93 | |
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94 | x_cur = (struct event_base *)ev_default_loop (EVMETHOD_AUTO); |
88 | #endif |
95 | #endif |
89 | |
96 | |
90 | return x_cur; |
97 | return x_cur; |
91 | } |
98 | } |
92 | |
99 | |
93 | void event_base_free (struct event_base *base) |
100 | void event_base_free (struct event_base *base) |
94 | { |
101 | { |
95 | dLOOPbase; |
102 | dLOOPbase; |
96 | |
103 | |
97 | #if EV_MULTIPLICITY |
104 | #if EV_MULTIPLICITY |
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105 | if (ev_default_loop (EVMETHOD_AUTO) != loop) |
98 | ev_loop_delete (loop); |
106 | ev_loop_destroy (loop); |
99 | #endif |
107 | #endif |
100 | } |
108 | } |
101 | |
109 | |
102 | int event_dispatch (void) |
110 | int event_dispatch (void) |
103 | { |
111 | { |
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148 | } |
156 | } |
149 | |
157 | |
150 | static void |
158 | static void |
151 | x_cb_to (EV_P_ struct ev_timer *w, int revents) |
159 | x_cb_to (EV_P_ struct ev_timer *w, int revents) |
152 | { |
160 | { |
153 | x_cb ((struct event *)(((char *)w) - offsetof (struct event, to)), revents); |
161 | struct event *ev = (struct event *)(((char *)w) - offsetof (struct event, to)); |
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162 | |
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163 | event_del (ev); |
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164 | |
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165 | x_cb (ev, revents); |
154 | } |
166 | } |
155 | |
167 | |
156 | void event_set (struct event *ev, int fd, short events, void (*cb)(int, short, void *), void *arg) |
168 | void event_set (struct event *ev, int fd, short events, void (*cb)(int, short, void *), void *arg) |
157 | { |
169 | { |
158 | if (!ev->initialised) |
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159 | { |
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160 | ev->initialised = 1; |
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161 | |
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162 | if (events & EV_SIGNAL) |
170 | if (events & EV_SIGNAL) |
163 | ev_watcher_init (&ev->iosig.sig, x_cb_sig); |
171 | ev_watcher_init (&ev->iosig.sig, x_cb_sig); |
164 | else |
172 | else |
165 | ev_watcher_init (&ev->iosig.io, x_cb_io); |
173 | ev_watcher_init (&ev->iosig.io, x_cb_io); |
166 | |
174 | |
167 | ev_watcher_init (&ev->to, x_cb_to); |
175 | ev_watcher_init (&ev->to, x_cb_to); |
168 | } |
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169 | |
176 | |
170 | ev->ev_base = x_cur; /* not threadsafe, but its like libevent works */ |
177 | ev->ev_base = x_cur; /* not threadsafe, but its like libevent works */ |
171 | ev->ev_fd = fd; |
178 | ev->ev_fd = fd; |
172 | ev->ev_events = events; |
179 | ev->ev_events = events; |
173 | ev->ev_pri = 0; |
180 | ev->ev_pri = 0; |
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238 | short revents = 0; |
245 | short revents = 0; |
239 | |
246 | |
240 | if (ev->ev_events & EV_SIGNAL) |
247 | if (ev->ev_events & EV_SIGNAL) |
241 | { |
248 | { |
242 | /* sig */ |
249 | /* sig */ |
243 | if (ev->iosig.sig.pending) |
250 | if (ev_is_active (&ev->iosig.sig) || ev_is_pending (&ev->iosig.sig)) |
244 | revents |= EV_SIGNAL; |
251 | revents |= EV_SIGNAL; |
245 | } |
252 | } |
246 | else |
253 | else |
247 | { |
254 | { |
248 | /* io */ |
255 | /* io */ |
249 | if (ev->iosig.io.pending) |
256 | if (ev_is_active (&ev->iosig.io) || ev_is_pending (&ev->iosig.io)) |
250 | revents |= ev->ev_events & (EV_READ | EV_WRITE); |
257 | revents |= ev->ev_events & (EV_READ | EV_WRITE); |
251 | } |
258 | } |
252 | |
259 | |
253 | if (ev->to.pending) |
260 | if (ev->ev_events & EV_TIMEOUT || ev_is_active (&ev->to) || ev_is_pending (&ev->to)) |
254 | { |
261 | { |
255 | revents |= EV_TIMEOUT; |
262 | revents |= EV_TIMEOUT; |
256 | |
263 | |
257 | if (tv) |
264 | if (tv) |
258 | tv_set (tv, ev_now (EV_A)); /* not sure if this is right :) */ |
265 | tv_set (tv, ev_now (EV_A)); /* not sure if this is right :) */ |
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345 | return 0; |
352 | return 0; |
346 | } |
353 | } |
347 | |
354 | |
348 | int event_base_priority_init (struct event_base *base, int npri) |
355 | int event_base_priority_init (struct event_base *base, int npri) |
349 | { |
356 | { |
350 | dLOOPbase; |
357 | /*dLOOPbase;*/ |
351 | |
358 | |
352 | return 0; |
359 | return 0; |
353 | } |
360 | } |
354 | |
361 | |