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authorKirill Volinsky <mataes2007@gmail.com>2013-02-25 10:15:31 +0000
committerKirill Volinsky <mataes2007@gmail.com>2013-02-25 10:15:31 +0000
commitdcce39da3e6f7485dca39950dfc835563de3c3ea (patch)
tree0f0269e524cc83e41e4614e3c84abe3580ad2c9c /plugins/FTPFileYM/curl-7.29.0/docs/examples/sendrecv.c
parentd395ad5aceb634b5ccfcb8d31b4b1574e557469e (diff)
1 step: libcurl static link
git-svn-id: http://svn.miranda-ng.org/main/trunk@3763 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
Diffstat (limited to 'plugins/FTPFileYM/curl-7.29.0/docs/examples/sendrecv.c')
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diff --git a/plugins/FTPFileYM/curl-7.29.0/docs/examples/sendrecv.c b/plugins/FTPFileYM/curl-7.29.0/docs/examples/sendrecv.c
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+/***************************************************************************
+ * _ _ ____ _
+ * Project ___| | | | _ \| |
+ * / __| | | | |_) | |
+ * | (__| |_| | _ <| |___
+ * \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 1998 - 2012, 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 http://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.
+ *
+ ***************************************************************************/
+/* An example of curl_easy_send() and curl_easy_recv() usage. */
+
+#include <stdio.h>
+#include <string.h>
+#include <curl/curl.h>
+
+/* Auxiliary function that waits on the socket. */
+static int wait_on_socket(curl_socket_t sockfd, int for_recv, long timeout_ms)
+{
+ struct timeval tv;
+ fd_set infd, outfd, errfd;
+ int res;
+
+ tv.tv_sec = timeout_ms / 1000;
+ tv.tv_usec= (timeout_ms % 1000) * 1000;
+
+ FD_ZERO(&infd);
+ FD_ZERO(&outfd);
+ FD_ZERO(&errfd);
+
+ FD_SET(sockfd, &errfd); /* always check for error */
+
+ if(for_recv)
+ {
+ FD_SET(sockfd, &infd);
+ }
+ else
+ {
+ FD_SET(sockfd, &outfd);
+ }
+
+ /* select() returns the number of signalled sockets or -1 */
+ res = select(sockfd + 1, &infd, &outfd, &errfd, &tv);
+ return res;
+}
+
+int main(void)
+{
+ CURL *curl;
+ CURLcode res;
+ /* Minimalistic http request */
+ const char *request = "GET / HTTP/1.0\r\nHost: example.com\r\n\r\n";
+ curl_socket_t sockfd; /* socket */
+ long sockextr;
+ size_t iolen;
+ curl_off_t nread;
+
+ curl = curl_easy_init();
+ if(curl) {
+ curl_easy_setopt(curl, CURLOPT_URL, "http://example.com");
+ /* Do not do the transfer - only connect to host */
+ curl_easy_setopt(curl, CURLOPT_CONNECT_ONLY, 1L);
+ res = curl_easy_perform(curl);
+
+ if(CURLE_OK != res)
+ {
+ printf("Error: %s\n", strerror(res));
+ return 1;
+ }
+
+ /* Extract the socket from the curl handle - we'll need it for waiting.
+ * Note that this API takes a pointer to a 'long' while we use
+ * curl_socket_t for sockets otherwise.
+ */
+ res = curl_easy_getinfo(curl, CURLINFO_LASTSOCKET, &sockextr);
+
+ if(CURLE_OK != res)
+ {
+ printf("Error: %s\n", curl_easy_strerror(res));
+ return 1;
+ }
+
+ sockfd = sockextr;
+
+ /* wait for the socket to become ready for sending */
+ if(!wait_on_socket(sockfd, 0, 60000L))
+ {
+ printf("Error: timeout.\n");
+ return 1;
+ }
+
+ puts("Sending request.");
+ /* Send the request. Real applications should check the iolen
+ * to see if all the request has been sent */
+ res = curl_easy_send(curl, request, strlen(request), &iolen);
+
+ if(CURLE_OK != res)
+ {
+ printf("Error: %s\n", curl_easy_strerror(res));
+ return 1;
+ }
+ puts("Reading response.");
+
+ /* read the response */
+ for(;;)
+ {
+ char buf[1024];
+
+ wait_on_socket(sockfd, 1, 60000L);
+ res = curl_easy_recv(curl, buf, 1024, &iolen);
+
+ if(CURLE_OK != res)
+ break;
+
+ nread = (curl_off_t)iolen;
+
+ printf("Received %" CURL_FORMAT_CURL_OFF_T " bytes.\n", nread);
+ }
+
+ /* always cleanup */
+ curl_easy_cleanup(curl);
+ }
+ return 0;
+}