mirror of
https://github.com/moparisthebest/curl
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a2314225e0
application to provide data for a multipart with the read callback. Note that the size needs to be provided with CURLFORM_CONTENTSLENGTH when the stream option is used. This feature is verified by the new test case 554. This feature was sponsored by Xponaut.
131 lines
3.6 KiB
C
131 lines
3.6 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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* $Id$
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*/
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#include "test.h"
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static char data[]="this is what we post to the silly web server\n";
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struct WriteThis {
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char *readptr;
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size_t sizeleft;
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};
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static size_t read_callback(void *ptr, size_t size, size_t nmemb, void *userp)
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{
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struct WriteThis *pooh = (struct WriteThis *)userp;
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if(size*nmemb < 1)
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return 0;
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if(pooh->sizeleft) {
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*(char *)ptr = pooh->readptr[0]; /* copy one single byte */
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pooh->readptr++; /* advance pointer */
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pooh->sizeleft--; /* less data left */
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return 1; /* we return 1 byte at a time! */
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}
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return 0; /* no more data left to deliver */
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}
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int test(char *URL)
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{
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CURL *curl;
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CURLcode res=CURLE_OK;
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CURLFORMcode formrc;
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struct curl_httppost *formpost=NULL;
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struct curl_httppost *lastptr=NULL;
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struct WriteThis pooh;
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pooh.readptr = data;
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pooh.sizeleft = strlen(data);
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curl_global_init(CURL_GLOBAL_ALL);
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/* Fill in the file upload field */
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formrc = curl_formadd(&formpost,
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&lastptr,
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CURLFORM_COPYNAME, "sendfile",
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CURLFORM_STREAM, &pooh,
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CURLFORM_CONTENTSLENGTH, pooh.sizeleft,
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CURLFORM_FILENAME, "postit2.c",
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CURLFORM_END);
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if(formrc)
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printf("curl_formadd(1) = %d\n", formrc);
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/* Fill in the filename field */
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formrc = curl_formadd(&formpost,
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&lastptr,
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CURLFORM_COPYNAME, "filename",
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CURLFORM_COPYCONTENTS, "postit2.c",
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CURLFORM_END);
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if(formrc)
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printf("curl_formadd(2) = %d\n", formrc);
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/* Fill in a submit field too */
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formrc = curl_formadd(&formpost,
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&lastptr,
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CURLFORM_COPYNAME, "submit",
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CURLFORM_COPYCONTENTS, "send",
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CURLFORM_END);
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if(formrc)
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printf("curl_formadd(3) = %d\n", formrc);
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if (curl_global_init(CURL_GLOBAL_ALL) != CURLE_OK) {
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fprintf(stderr, "curl_global_init() failed\n");
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return TEST_ERR_MAJOR_BAD;
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}
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if ((curl = curl_easy_init()) == NULL) {
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fprintf(stderr, "curl_easy_init() failed\n");
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curl_global_cleanup();
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return TEST_ERR_MAJOR_BAD;
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}
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/* First set the URL that is about to receive our POST. */
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curl_easy_setopt(curl, CURLOPT_URL, URL);
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/* Now specify we want to POST data */
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curl_easy_setopt(curl, CURLOPT_POST, TRUE);
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/* Set the expected POST size */
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curl_easy_setopt(curl, CURLOPT_POSTFIELDSIZE, (long)pooh.sizeleft);
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/* we want to use our own read function */
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curl_easy_setopt(curl, CURLOPT_READFUNCTION, read_callback);
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/* pointer to pass to our read function */
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curl_easy_setopt(curl, CURLOPT_READDATA, &pooh);
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/* send a multi-part formpost */
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curl_easy_setopt(curl, CURLOPT_HTTPPOST, formpost);
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/* get verbose debug output please */
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curl_easy_setopt(curl, CURLOPT_VERBOSE, 1);
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/* include headers in the output */
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curl_easy_setopt(curl, CURLOPT_HEADER, TRUE);
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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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/* always cleanup */
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curl_easy_cleanup(curl);
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curl_global_cleanup();
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/* now cleanup the formpost chain */
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curl_formfree(formpost);
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return res;
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}
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