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/*************************************************************************** | ||
* _ _ ____ _ | ||
* Project ___| | | | _ \| | | ||
* / __| | | | |_) | | | ||
* | (__| |_| | _ <| |___ | ||
* \___|\___/|_| \_\_____| | ||
* | ||
* Copyright (C) 1998 - 2017, Daniel Stenberg, <daniel@haxx.se>, et al. | ||
* | ||
* This software is licensed as described in the file COPYING, which | ||
* you should have received as part of this distribution. The terms | ||
* are also available at https://curl.haxx.se/docs/copyright.html. | ||
* | ||
* You may opt to use, copy, modify, merge, publish, distribute and/or sell | ||
* copies of the Software, and permit persons to whom the Software is | ||
* furnished to do so, under the terms of the COPYING file. | ||
* | ||
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY | ||
* KIND, either express or implied. | ||
* | ||
***************************************************************************/ | ||
/* <DESC> | ||
* Connection cache shared between easy handles with the share inteface | ||
* </DESC> | ||
*/ | ||
#include <stdio.h> | ||
#include <curl/curl.h> | ||
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static void my_lock(CURL *handle, curl_lock_data data, | ||
curl_lock_access laccess, void *useptr) | ||
{ | ||
(void)handle; | ||
(void)data; | ||
(void)laccess; | ||
(void)useptr; | ||
fprintf(stderr, "-> Mutex lock\n"); | ||
} | ||
|
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static void my_unlock(CURL *handle, curl_lock_data data, void *useptr) | ||
{ | ||
(void)handle; | ||
(void)data; | ||
(void)useptr; | ||
fprintf(stderr, "<- Mutex unlock\n"); | ||
} | ||
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int main(void) | ||
{ | ||
CURL *curl; | ||
CURLcode res; | ||
CURLSH *share; | ||
int i; | ||
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share = curl_share_init(); | ||
curl_share_setopt(share, CURLSHOPT_SHARE, CURL_LOCK_DATA_CONNECT); | ||
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curl_share_setopt(share, CURLSHOPT_LOCKFUNC, my_lock); | ||
curl_share_setopt(share, CURLSHOPT_UNLOCKFUNC, my_unlock); | ||
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/* Loop the transfer and cleanup the handle properly every lap. This will | ||
still reuse connections since the pool is in the shared object! */ | ||
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for(i = 0; i < 3; i++) { | ||
curl = curl_easy_init(); | ||
if(curl) { | ||
curl_easy_setopt(curl, CURLOPT_URL, "https://curl.haxx.se/"); | ||
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/* use the share object */ | ||
curl_easy_setopt(curl, CURLOPT_SHARE, share); | ||
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/* Perform the request, res will get the return code */ | ||
res = curl_easy_perform(curl); | ||
/* Check for errors */ | ||
if(res != CURLE_OK) | ||
fprintf(stderr, "curl_easy_perform() failed: %s\n", | ||
curl_easy_strerror(res)); | ||
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/* always cleanup */ | ||
curl_easy_cleanup(curl); | ||
} | ||
} | ||
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curl_share_cleanup(share); | ||
return 0; | ||
} |
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