1CURLMOPT_TIMERDATA(3) curl_multi_setopt options CURLMOPT_TIMERDATA(3)
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6 CURLMOPT_TIMERDATA - custom pointer to pass to timer callback
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9 #include <curl/curl.h>
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11 CURLMcode curl_multi_setopt(CURLM *handle, CURLMOPT_TIMERDATA, void *pointer);
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14 A data pointer to pass to the timer callback set with the CURL‐
15 MOPT_TIMERFUNCTION(3) option.
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17 This pointer will not be touched by libcurl but will only be passed in
18 to the timer callbacks's userp argument.
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21 NULL
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24 All
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27 static gboolean timeout_cb(gpointer user_data)
28 {
29 int running;
30 if(user_data) {
31 g_free(user_data);
32 curl_multi_setopt(curl_handle, CURLMOPT_TIMERDATA, NULL);
33 }
34 curl_multi_socket_action(multi, CURL_SOCKET_TIMEOUT, 0, &running);
35 return G_SOURCE_REMOVE;
36 }
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38 static int timerfunc(CURLM *multi, long timeout_ms, void *userp)
39 {
40 guint *id = userp;
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42 if(id)
43 g_source_remove(*id);
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45 /* -1 means we should just delete our timer. */
46 if(timeout_ms == -1) {
47 g_free(id);
48 id = NULL;
49 }
50 else {
51 if(!id)
52 id = g_new(guint, 1);
53 *id = g_timeout_add(timeout_ms, timeout_cb, id);
54 }
55 curl_multi_setopt(multi, CURLMOPT_TIMERDATA, id);
56 return 0;
57 }
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59 curl_multi_setopt(multi, CURLMOPT_TIMERFUNCTION, timerfunc);
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62 Added in 7.16.0
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65 Returns CURLM_OK if the option is supported, and CURLM_UNKNOWN_OPTION
66 if not.
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69 CURLMOPT_TIMERFUNCTION(3), CURLMOPT_SOCKETFUNCTION(3),
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73libcurl 7.66.0 May 27, 2017 CURLMOPT_TIMERDATA(3)