x SuSE Linux 13.1-RELEASE x
x SuSE Linux 13.1-RELEASEx
CURLINFO_HEADER_SIZE(3) libcurl CURLINFO_HEADER_SIZE(3)
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 CUR-
LOPT_SUPPRESS_CONNECT_HEADERS(3).
PROTOCOLS
All
EXAMPLE
CURL *curl = curl_easy_init();
if(curl) {
CURLcode res;
curl_easy_setopt(curl, CURLOPT_URL, "https://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)
ibcurl 8.4.0 September 26, 2023 CURLINFO_HEADER_SIZE(3)
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