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annotate src/lib/ioloop-internal.h @ 5330:1dcd1631f06e HEAD

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If poll()/etc. timeouts, we didn't handle time timeouts immediately but called poll()/etc again with zero timeout and then handled the timeouts.
author Timo Sirainen <tss@iki.fi>
date Thu, 15 Mar 2007 16:38:25 +0200
parents 12ac5f685814
children e4eb71ae8e96
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1 #ifndef __IOLOOP_INTERNAL_H
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2 #define __IOLOOP_INTERNAL_H
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3
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4 #include "ioloop.h"
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5
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6 #ifndef IOLOOP_INITIAL_FD_COUNT
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7 # define IOLOOP_INITIAL_FD_COUNT 128
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8 #endif
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9
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10 struct ioloop {
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11 struct ioloop *prev;
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13 struct io_file *io_files;
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14 struct io_file *next_io_file;
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15 struct timeout *timeouts; /* sorted by next_run */
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16
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17 struct ioloop_handler_context *handler_context;
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18 struct ioloop_notify_handler_context *notify_handler_context;
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19
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20 unsigned int running:1;
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21 };
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22
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23 struct io {
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24 enum io_condition condition;
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25
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26 io_callback_t *callback;
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27 void *context;
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28 };
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29
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30 struct io_file {
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31 struct io io;
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32
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33 /* use a doubly linked list so that io_remove() is quick */
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34 struct io_file *prev, *next;
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35
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36 int refcount;
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37 int fd;
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38 };
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39
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40 struct timeout {
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41 struct timeout *next;
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42
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43 struct timeval next_run;
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44 unsigned int msecs;
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45
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46 unsigned int run_now:1;
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47 unsigned int destroyed:1;
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48
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49 timeout_callback_t *callback;
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50 void *context;
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51 };
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52
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53 int io_loop_get_wait_time(struct timeout *timeout, struct timeval *tv,
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54 struct timeval *tv_now);
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55 void io_loop_handle_timeouts(struct ioloop *ioloop, bool update_run_now);
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56
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57 /* I/O handler calls */
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58 void io_loop_handle_add(struct ioloop *ioloop, struct io_file *io);
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59 void io_loop_handle_remove(struct ioloop *ioloop, struct io_file *io);
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60
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61 void io_loop_handler_init(struct ioloop *ioloop);
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62 void io_loop_handler_deinit(struct ioloop *ioloop);
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64 void io_loop_notify_remove(struct ioloop *ioloop, struct io *io);
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65 void io_loop_notify_handler_deinit(struct ioloop *ioloop);
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66
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67 #endif