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Name	Size	Permission
10-at-a-time.c	5.11 KB	-rw-r--r--
ABI	2.67 KB	-rw-r--r--
CONTRIBUTE	11.79 KB	-rw-r--r--
INTERNALS	20.75 KB	-rw-r--r--
Makefile.example	1.86 KB	-rw-r--r--
anyauthput.c	4.99 KB	-rw-r--r--
cacertinmem.c	6.61 KB	-rw-r--r--
certinfo.c	2.31 KB	-rw-r--r--
chkspeed.c	5.63 KB	-rw-r--r--
cookie_interface.c	3.63 KB	-rw-r--r--
curlgtk.c	2.89 KB	-rw-r--r--
curlx.c	15.68 KB	-rw-r--r--
debug.c	4.02 KB	-rw-r--r--
evhiperfifo.c	11.89 KB	-rw-r--r--
externalsocket.c	4.4 KB	-rw-r--r--
fileupload.c	2.6 KB	-rw-r--r--
fopen.c	13.07 KB	-rw-r--r--
ftp-wildcard.c	4.12 KB	-rw-r--r--
ftpget.c	2.81 KB	-rw-r--r--
ftpgetinfo.c	2.92 KB	-rw-r--r--
ftpgetresp.c	2.51 KB	-rw-r--r--
ftpsget.c	3.09 KB	-rw-r--r--
ftpupload.c	4.54 KB	-rw-r--r--
ftpuploadresume.c	4.75 KB	-rw-r--r--
getinfo.c	1.85 KB	-rw-r--r--
getinmemory.c	3.29 KB	-rw-r--r--
ghiper.c	11.73 KB	-rw-r--r--
hiperfifo.c	11.21 KB	-rw-r--r--
href_extractor.c	2.64 KB	-rw-r--r--
htmltidy.c	3.99 KB	-rw-r--r--
http-post.c	1.92 KB	-rw-r--r--
httpcustomheader.c	2.02 KB	-rw-r--r--
httpput.c	3.65 KB	-rw-r--r--
https.c	2.49 KB	-rw-r--r--
imap.c	1.47 KB	-rw-r--r--
multi-app.c	4.49 KB	-rw-r--r--
multi-debugcallback.c	5.37 KB	-rw-r--r--
multi-double.c	3.34 KB	-rw-r--r--
multi-post.c	4.51 KB	-rw-r--r--
multi-single.c	3.3 KB	-rw-r--r--
multithread.c	2.58 KB	-rw-r--r--
opensslthreadlock.c	2.72 KB	-rw-r--r--
persistant.c	2.08 KB	-rw-r--r--
pop3s.c	2.6 KB	-rw-r--r--
pop3slist.c	2.59 KB	-rw-r--r--
post-callback.c	4.67 KB	-rw-r--r--
postit2.c	3.47 KB	-rw-r--r--
progressfunc.c	2.66 KB	-rw-r--r--
resolve.c	1.77 KB	-rw-r--r--
rtsp.c	8.3 KB	-rw-r--r--
sampleconv.c	3.29 KB	-rw-r--r--
sendrecv.c	3.57 KB	-rw-r--r--
sepheaders.c	2.49 KB	-rw-r--r--
sftpget.c	3.2 KB	-rw-r--r--
simple.c	1.63 KB	-rw-r--r--
simplepost.c	1.78 KB	-rw-r--r--
simplesmtp.c	3.48 KB	-rw-r--r--
simplessl.c	4.46 KB	-rw-r--r--
smooth-gtk-thread.c	6.08 KB	-rw-r--r--
smtp-multi.c	5.74 KB	-rw-r--r--
smtp-tls.c	5.73 KB	-rw-r--r--
synctime.c	12.59 KB	-rw-r--r--
threaded-ssl.c	4.19 KB	-rw-r--r--
url2file.c	2.4 KB	-rw-r--r--

Code Editor : post-callback.c

/***************************************************************************
 *                                  _   _ ____  _
 *  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 source code that issues a HTTP POST and we provide the actual
 * data through a read callback.
 */
#include <stdio.h>
#include <string.h>
#include <curl/curl.h>

const char data[]="this is what we post to the silly web server";

struct WriteThis {
  const char *readptr;
  long sizeleft;
};

static size_t read_callback(void *ptr, size_t size, size_t nmemb, void *userp)
{
  struct WriteThis *pooh = (struct WriteThis *)userp;

if(size*nmemb < 1)
    return 0;

if(pooh->sizeleft) {
    *(char *)ptr = pooh->readptr[0]; /* copy one single byte */
    pooh->readptr++;                 /* advance pointer */
    pooh->sizeleft--;                /* less data left */
    return 1;                        /* we return 1 byte at a time! */
  }

return 0;                          /* no more data left to deliver */
}

int main(void)
{
  CURL *curl;
  CURLcode res;

struct WriteThis pooh;

pooh.readptr = data;
  pooh.sizeleft = (long)strlen(data);

/* In windows, this will init the winsock stuff */
  res = curl_global_init(CURL_GLOBAL_DEFAULT);
  /* Check for errors */
  if(res != CURLE_OK) {
    fprintf(stderr, "curl_global_init() failed: %s\n",
            curl_easy_strerror(res));
    return 1;
  }

/* get a curl handle */
  curl = curl_easy_init();
  if(curl) {
    /* First set the URL that is about to receive our POST. */
    curl_easy_setopt(curl, CURLOPT_URL, "http://example.com/index.cgi");

/* Now specify we want to POST data */
    curl_easy_setopt(curl, CURLOPT_POST, 1L);

/* we want to use our own read function */
    curl_easy_setopt(curl, CURLOPT_READFUNCTION, read_callback);

/* pointer to pass to our read function */
    curl_easy_setopt(curl, CURLOPT_READDATA, &pooh);

/* get verbose debug output please */
    curl_easy_setopt(curl, CURLOPT_VERBOSE, 1L);

/*
      If you use POST to a HTTP 1.1 server, you can send data without knowing
      the size before starting the POST if you use chunked encoding. You
      enable this by adding a header like "Transfer-Encoding: chunked" with
      CURLOPT_HTTPHEADER. With HTTP 1.0 or without chunked transfer, you must
      specify the size in the request.
    */
#ifdef USE_CHUNKED
    {
      struct curl_slist *chunk = NULL;

chunk = curl_slist_append(chunk, "Transfer-Encoding: chunked");
      res = curl_easy_setopt(curl, CURLOPT_HTTPHEADER, chunk);
      /* use curl_slist_free_all() after the *perform() call to free this
         list again */
    }
#else
    /* Set the expected POST size. If you want to POST large amounts of data,
       consider CURLOPT_POSTFIELDSIZE_LARGE */
    curl_easy_setopt(curl, CURLOPT_POSTFIELDSIZE, pooh.sizeleft);
#endif

#ifdef DISABLE_EXPECT
    /*
      Using POST with HTTP 1.1 implies the use of a "Expect: 100-continue"
      header.  You can disable this header with CURLOPT_HTTPHEADER as usual.
      NOTE: if you want chunked transfer too, you need to combine these two
      since you can only set one list of headers with CURLOPT_HTTPHEADER. */

/* A less good option would be to enforce HTTP 1.0, but that might also
       have other implications. */
    {
      struct curl_slist *chunk = NULL;

chunk = curl_slist_append(chunk, "Expect:");
      res = curl_easy_setopt(curl, CURLOPT_HTTPHEADER, chunk);
      /* use curl_slist_free_all() after the *perform() call to free this
         list again */
    }
#endif

/* 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));

/* always cleanup */
    curl_easy_cleanup(curl);
  }
  curl_global_cleanup();
  return 0;
}

${this.title}

Code Editor : post-callback.c