CURLINFO_LOCAL_PORT

Section: curl_easy_getinfo options (3)
Updated: November 04, 2020
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NAME

CURLINFO_LOCAL_PORT - get the latest local port number

SYNOPSIS

#include <curl/curl.h>

CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_LOCAL_PORT, long *portp);

DESCRIPTION

Pass a pointer to a long to receive the local port number of the most recent connection done with this curl handle.

PROTOCOLS

All

EXAMPLE

{
  CURL *curl;
  CURLcode res;

  curl = curl_easy_init();
  if(curl) {
    curl_easy_setopt(curl, CURLOPT_URL, "https://example.com/");
    res = curl_easy_perform(curl);

    if(CURLE_OK == res) {
      long port;
      res = curl_easy_getinfo(curl, CURLINFO_LOCAL_PORT, &port);

      if(CURLE_OK == res) {
        printf("We used local port: %ld\n", port);
      }
    }
    curl_easy_cleanup(curl);
  }
  return 0;
}

AVAILABILITY

Added in 7.21.0

RETURN VALUE

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