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<title>curl_formget man page</title>
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<p class="level0"><a name="NAME"></a><h2 class="nroffsh">NAME</h2>
<p class="level0">curl_formget - serialize a previously build multipart/formdata HTTP POST chain <a name="SYNOPSIS"></a><h2 class="nroffsh">SYNOPSIS</h2>
<p class="level0"><span Class="bold">#include &lt;curl/curl.h&gt;</span> 
<p class="level0"><span Class="bold">void curl_formget(struct curl_httppost * form,  void * arg,</span> <span Class="bold"> curl_formget_callback  append );</span> 
<p class="level0"><a name="DESCRIPTION"></a><h2 class="nroffsh">DESCRIPTION</h2>
<p class="level0">curl_formget() is used to serialize data previously built/appended with <a class="emphasis" href="./curl_formadd.html">curl_formadd(3)</a>. Accepts a void pointer as second argument which will be passed to the curl_formget_callback function. 
<p class="level0"><span Class="bold">typedef size_t (*curl_formget_callback)(void * arg,  const char * buf,</span> <span Class="bold"> size_t  len );</span> <pre>
<p class="level0"><p class="level0">The curl_formget_callback will be executed for each part of the HTTP POST
 chain. The void *arg pointer will be the one passed as second argument to
 curl_formget(). The character buffer passed to it must not be freed. The 
 callback should return the buffer length passed to it on success.
 </pre>
<a name="RETURN"></a><h2 class="nroffsh">RETURN VALUE</h2>
<p class="level0">0 means everything was ok, non-zero means an error occurred <a name="EXAMPLE"></a><h2 class="nroffsh">EXAMPLE</h2>
<p class="level0"><pre>
<p class="level0"><p class="level0">&nbsp;size_t print_httppost_callback(void *arg, const char *buf, size_t len)
 &nbsp;{
 &nbsp;  fwrite(buf, len, 1, stdout);
 &nbsp;  (*(size_t *) arg) += len;
 &nbsp;  return len;
 &nbsp;}
 &nbsp;size_t print_httppost(struct curl_httppost *post)
 &nbsp;{
 &nbsp;  size_t total_size = 0;
 &nbsp;  if(curl_formget(post, &total_size, print_httppost_callback)) {
 &nbsp;    return (size_t) -1;
 &nbsp;  }
 &nbsp;  return total_size;
 &nbsp;}
 </pre>
<a name="AVAILABILITY"></a><h2 class="nroffsh">AVAILABILITY</h2>
<p class="level0">This function was added in libcurl 7.15.5 <a name="SEE"></a><h2 class="nroffsh">SEE ALSO</h2>
<p class="level0"><a class="manpage" href="./curl_formadd.html">curl_formadd (3) </a> <p class="roffit">
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