CURLINFO_HEADER_SIZE - Online Linux Manual PageSection : 3
Updated : November 26, 2021
Source : libcurl 7.82.0
Note : curl_easy_getinfo options

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NAMECURLINFO_HEADER_SIZE − get size of retrieved headers

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

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DESCRIPTIONPass 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).

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PROTOCOLSAll

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EXAMPLECURL *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); }

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AVAILABILITYAdded in 7.4.1

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RETURN VALUEReturns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.

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SEE ALSOcurl_easy_getinfo(3), curl_easy_setopt (3)," CURLINFO_REQUEST_SIZE(3)," CURLINFO_SIZE_DOWNLOAD(3)," 0

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ERROR : Need New Coding :         (rof_nr_x|149|CURLINFO_HEADER_SIZE.3|52|\n", size);| printf("Header size: %ld bytes\\n", size); )    

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