curl / libcurl / API / curl_easy_getinfo / CURLINFO_CONTENT_LENGTH_UPLOAD

CURLINFO_CONTENT_LENGTH_UPLOAD explained

Name

CURLINFO_CONTENT_LENGTH_UPLOAD - get the specified size of the upload

Synopsis

#include <curl/curl.h>
 
CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_CONTENT_LENGTH_UPLOAD,
                           double *content_length);

Description

Pass a pointer to a double to receive the specified size of the upload. Since 7.19.4, this returns -1 if the size is not known.

CURLINFO_CONTENT_LENGTH_UPLOAD_T is a newer replacement that returns a more sensible variable type.

Protocols

All

Example

CURL *curl = curl_easy_init();
if(curl) {
  curl_easy_setopt(curl, CURLOPT_URL, "https://example.com");
 
  /* Perform the upload */
  res = curl_easy_perform(curl);
 
  if(!res) {
    /* check the size */
    double cl;
    res = curl_easy_getinfo(curl, CURLINFO_CONTENT_LENGTH_UPLOAD, &cl);
    if(!res) {
      printf("Size: %.0f\n", cl);
    }
  }
}

Availability

Added in 7.6.1

Return value

Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.

See also

curl_easy_getinfo(3), curl_easy_setopt(3), CURLINFO_CONTENT_LENGTH_DOWNLOAD_T(3),

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