mirror of
https://github.com/moparisthebest/curl
synced 2024-11-14 05:25:06 -05:00
104 lines
3.5 KiB
C
104 lines
3.5 KiB
C
/***************************************************************************
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* _ _ ____ _
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* Project ___| | | | _ \| |
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* / __| | | | |_) | |
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* | (__| |_| | _ <| |___
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* \___|\___/|_| \_\_____|
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*
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* Copyright (C) 1998 - 2017, Daniel Stenberg, <daniel@haxx.se>, et al.
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*
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* This software is licensed as described in the file COPYING, which
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* you should have received as part of this distribution. The terms
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* are also available at https://curl.haxx.se/docs/copyright.html.
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*
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* You may opt to use, copy, modify, merge, publish, distribute and/or sell
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* copies of the Software, and permit persons to whom the Software is
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* furnished to do so, under the terms of the COPYING file.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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***************************************************************************/
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/* <DESC>
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* HTTP Multipart formpost with file upload and two additional parts.
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* </DESC>
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*/
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/* Example code that uploads a file name 'foo' to a remote script that accepts
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* "HTML form based" (as described in RFC1738) uploads using HTTP POST.
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*
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* The imaginary form we'll fill in looks like:
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*
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* <form method="post" enctype="multipart/form-data" action="examplepost.cgi">
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* Enter file: <input type="file" name="sendfile" size="40">
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* Enter file name: <input type="text" name="filename" size="30">
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* <input type="submit" value="send" name="submit">
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* </form>
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*
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* This exact source code has not been verified to work.
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*/
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#include <stdio.h>
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#include <string.h>
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#include <curl/curl.h>
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int main(int argc, char *argv[])
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{
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CURL *curl;
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CURLcode res;
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curl_mime *form = NULL;
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curl_mimepart *field = NULL;
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struct curl_slist *headerlist = NULL;
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static const char buf[] = "Expect:";
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curl_global_init(CURL_GLOBAL_ALL);
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curl = curl_easy_init();
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if(curl) {
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/* Create the form */
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form = curl_mime_init(curl);
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/* Fill in the file upload field */
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field = curl_mime_addpart(form);
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curl_mime_name(field, "sendfile");
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curl_mime_filedata(field, "postit2.c");
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/* Fill in the filename field */
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field = curl_mime_addpart(form);
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curl_mime_name(field, "filename");
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curl_mime_data(field, "postit2.c", CURL_ZERO_TERMINATED);
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/* Fill in the submit field too, even if this is rarely needed */
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field = curl_mime_addpart(form);
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curl_mime_name(field, "submit");
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curl_mime_data(field, "send", CURL_ZERO_TERMINATED);
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/* initialize custom header list (stating that Expect: 100-continue is not
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wanted */
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headerlist = curl_slist_append(headerlist, buf);
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/* what URL that receives this POST */
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curl_easy_setopt(curl, CURLOPT_URL, "http://example.com/examplepost.cgi");
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if((argc == 2) && (!strcmp(argv[1], "noexpectheader")))
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/* only disable 100-continue header if explicitly requested */
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curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headerlist);
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curl_easy_setopt(curl, CURLOPT_MIMEPOST, form);
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/* Perform the request, res will get the return code */
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res = curl_easy_perform(curl);
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/* Check for errors */
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if(res != CURLE_OK)
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fprintf(stderr, "curl_easy_perform() failed: %s\n",
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curl_easy_strerror(res));
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/* always cleanup */
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curl_easy_cleanup(curl);
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/* then cleanup the form */
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curl_mime_free(form);
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/* free slist */
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curl_slist_free_all(headerlist);
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}
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return 0;
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}
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