Mercurial > dovecot > original-hg > dovecot-1.2

annotate src/lib/ioloop.h @ 3863:55df57c028d4 HEAD

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Added "bool" type and changed all ints that were used as booleans to bool.
author Timo Sirainen <tss@iki.fi>
date Fri, 13 Jan 2006 22:25:57 +0200
parents be1bac1dd005
children 928229f8b3e6
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1 #ifndef __IOLOOP_H
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2 #define __IOLOOP_H
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3
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4 #include <sys/time.h>
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5 #include <time.h>
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6
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7 struct io;
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8 struct timeout;
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9 struct ioloop;
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10
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11 enum io_condition {
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12 IO_READ = 0x01,
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13 IO_WRITE = 0x02,
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14 IO_ERROR = 0x04,
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16 /* internal */
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17 IO_NOTIFY = 0x04,
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18 };
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19
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f782b3319553 Removed useless parameters from io_callback_t and timeout_callback_t.
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20 typedef void io_callback_t(void *context);
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21 typedef void timeout_callback_t(void *context);
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22
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23 /* Time when the I/O loop started calling handlers.
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24 Can be used instead of time(NULL). */
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25 extern time_t ioloop_time;
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26 extern struct timeval ioloop_timeval;
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27 extern struct timezone ioloop_timezone;
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29 extern struct ioloop *current_ioloop;
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31 /* I/O listeners - you can create different handlers for IO_READ and IO_WRITE,
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32 but make sure you don't create multiple handlers of same type, it's not
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33 checked and removing one will stop the other from working as well.
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34
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35 */
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36 struct io *io_add(int fd, enum io_condition condition,
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37 io_callback_t *callback, void *context);
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38 struct io *io_add_notify(const char *path, io_callback_t *callback,
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39 void *context);
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40 void io_remove(struct io *io);
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42 /* Timeout handlers */
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43 struct timeout *timeout_add(unsigned int msecs, timeout_callback_t *callback,
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44 void *context);
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45 void timeout_remove(struct timeout *timeout);
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47 void io_loop_run(struct ioloop *ioloop);
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48 void io_loop_stop(struct ioloop *ioloop); /* safe to run in signal handler */
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50 bool io_loop_is_running(struct ioloop *ioloop);
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51
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52 /* call these if you wish to run the iteration only once */
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53 void io_loop_set_running(struct ioloop *ioloop);
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54 void io_loop_handler_run(struct ioloop *ioloop);
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56 struct ioloop *io_loop_create(pool_t pool);
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57 void io_loop_destroy(struct ioloop *ioloop);
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58
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59 #endif