/*****************************************************************************
 *                                  _   _ ____  _
 *  Project                     ___| | | |  _ \| |
 *                             / __| | | | |_) | |
 *                            | (__| |_| |  _ <| |___
 *                             \___|\___/|_| \_\_____|
 *
 * $Id: ftpgetresp.c,v 1.2 2003/12/08 14:13:19 bagder Exp $
 */

#include <stdio.h>

#include <curl/curl.h>
#include <curl/types.h>
#include <curl/easy.h>

/*
 * Similar to ftpget.c but this also stores the received response-lines
 * in a separate file using our own callback!
 *
 * This functionality was introduced in libcurl 7.9.3.
 */

size_t
write_response( void *ptr, size_t size, size_t nmemb, void *data ) {
	FILE *writehere = (FILE *)data;
	return fwrite( ptr, size, nmemb, writehere );
}

int main( int argc, char **argv ) {
	CURL *curl;
	CURLcode res;
	FILE *ftpfile;
	FILE *respfile;

	/* local file name to store the file as */
	ftpfile = fopen( "ftp-list", "wb" ); /* b is binary, needed on win32 */

	/* local file name to store the FTP server's response lines in */
	respfile = fopen( "ftp-responses", "wb" ); /* b is binary, needed on win32 */

	curl = curl_easy_init();
	if ( curl ) {
		/* Get a file listing from sunet */
		curl_easy_setopt( curl, CURLOPT_URL, "ftp://ftp.sunet.se/" );
		curl_easy_setopt( curl, CURLOPT_WRITEDATA, ftpfile );
		curl_easy_setopt( curl, CURLOPT_HEADERFUNCTION, write_response );
		curl_easy_setopt( curl, CURLOPT_WRITEHEADER, respfile );
		res = curl_easy_perform( curl );

		/* always cleanup */
		curl_easy_cleanup( curl );
	}

	fclose( ftpfile ); /* close the local file */
	fclose( respfile ); /* close the response file */

	return 0;
}
