CURLINFO_REQUEST_SIZE(3)

CURLINFO_REQUEST_SIZE3

Size of sent request

Usage

#include <curl/curl.h>
CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_REQUEST_SIZE, long *sizep);

Overview

Pass a pointer to a long to receive the total size of the issued requests. This is so far only for HTTP requests. Note that this may be more than one request if CURLOPT_FOLLOWLOCATION(3) is enabled.

Protocols

This functionality affects all supported protocols

Examples

int main(void)
{
  CURL *curl = curl_easy_init();
  if(curl) {
    CURLcode result;
    curl_easy_setopt(curl, CURLOPT_URL, "https://example.com");
    result = curl_easy_perform(curl);
    if(result == CURLE_OK) {
      long req;
      result = curl_easy_getinfo(curl, CURLINFO_REQUEST_SIZE, &req);
      if(result == CURLE_OK)
        printf("Request size: %ld bytes\n", req);
    }
    curl_easy_cleanup(curl);
  }
}

Return value

curl_easy_getinfo(3) returns a CURLcode indicating success or error.

CURLE_OK (0) means everything was OK, non-zero means an error occurred, see libcurl-errors(3).

Releases

6 releases since Debian 9 (Stretch); the text changed 5 times.

  1. 9
  2. 10
  3. 11
  4. 12
  5. 13
  6. Arch

Availability

Added in curl 7.4.1

From curl 8.23.0-1 in Arch Linux 2026-11-01. Parsed by carta from the page's man source.