CURLINFO_HEADER_SIZE

Section: curl_easy_getinfo options (3)
Updated: May 06, 2017
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NAME

CURLINFO_HEADER_SIZE - get size of retrieved headers  

SYNOPSIS

#include <curl/curl.h>

CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_HEADER_SIZE, long *sizep);  

DESCRIPTION

Pass a pointer to a long to receive the total size of all the headers received. Measured in number of bytes.

The total includes the size of any received headers suppressed by CURLOPT_SUPPRESS_CONNECT_HEADERS(3).  

PROTOCOLS

All  

EXAMPLE

CURL *curl = curl_easy_init();
if(curl) {
  CURLcode res;
  curl_easy_setopt(curl, CURLOPT_URL, "http://example.com");
  res = curl_easy_perform(curl);
  if(res == CURLE_OK) {
    long size;
    res = curl_easy_getinfo(curl, CURLINFO_HEADER_SIZE, &size);
    if(!res)
      printf("Header size: %ld bytes\n", size);
  }
  curl_easy_cleanup(curl);
}
 

AVAILABILITY

Added in 7.4.1  

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_REQUEST_SIZE(3), CURLINFO_SIZE_DOWNLOAD(3),


 

Index

NAME
SYNOPSIS
DESCRIPTION
PROTOCOLS
EXAMPLE
AVAILABILITY
RETURN VALUE
SEE ALSO
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