gnunet-resolver.c		gnunet-resolver.c
	skipping to change at line 33		skipping to change at line 33
	* @brief tool to test resolver		* @brief tool to test resolver
	* @author Christian Grothoff		* @author Christian Grothoff
	*/		*/
	#include "platform.h"		#include "platform.h"
	#include "gnunet_util_lib.h"		#include "gnunet_util_lib.h"
	#include "gnunet_resolver_service.h"		#include "gnunet_resolver_service.h"
	#define GET_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS , 1)		#define GET_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS , 1)
	/**		/**
			* Flag for reverse lookup.
			*/
			static int reverse;
			/**
			* Prints each hostname obtained from DNS.
			*
			* @param cls closure (unused)
			* @param hostname one of the names for the host, NULL
			* on the last call to the callback
			*/
			static void
			print_hostname (void *cls,
			const char *hostname)
			{
			if (NULL == hostname)
			return;
			FPRINTF (stdout, "%s\n", hostname);
			}
			/**
	* Callback function to display address.		* Callback function to display address.
			*
			* @param cls closure (unused)
			* @param addr one of the addresses of the host, NULL for the last address
			* @param addrlen length of the address
	*/		*/
	static void		static void
	printer (void *cls, const struct sockaddr *addr, socklen_t addrlen)		print_sockaddr (void *cls, const struct sockaddr *addr, socklen_t addrlen)
	{		{
	if (addr == NULL)		if (NULL == addr)
	return;		return;
	FPRINTF (stdout, "%s\n", GNUNET_a2s (addr, addrlen));		FPRINTF (stdout, "%s\n", GNUNET_a2s (addr, addrlen));
	}		}
	/**		/**
	* Main function that will be run by the scheduler.		* Main function that will be run by the scheduler.
	*		*
	* @param cls closure		* @param cls closure
	* @param args remaining command-line arguments		* @param args remaining command-line arguments
	* @param cfgfile name of the configuration file used (for saving, can be N ULL!)		* @param cfgfile name of the configuration file used (for saving, can be N ULL!)
	* @param cfg configuration		* @param cfg configuration
	*/		*/
	static void		static void
	run (void *cls, char *const *args, const char *cfgfile,		run (void *cls, char *const *args, const char *cfgfile,
	const struct GNUNET_CONFIGURATION_Handle *cfg)		const struct GNUNET_CONFIGURATION_Handle *cfg)
	{		{
			const struct sockaddr *sa;
			socklen_t salen;
			struct sockaddr_in v4;
			struct sockaddr_in6 v6;
	if (args[0] == NULL)		if (args[0] == NULL)
	return;		return;
	GNUNET_RESOLVER_ip_get (args[0], AF_UNSPEC, GET_TIMEOUT, &printer, NULL);		if (! reverse)
			{
			GNUNET_RESOLVER_ip_get (args[0], AF_UNSPEC, GET_TIMEOUT, &print_sockadd
			r, NULL);
			return;
			}
			sa = NULL;
			memset (&v4, 0, sizeof (v4));
			v4.sin_family = AF_INET;
			#if HAVE_SOCKADDR_IN_SIN_LEN
			v4.sin_len = sizeof (v4);
			#endif
			if (1 == inet_pton (AF_INET,
			args[0],
			&v4.sin_addr))
			{
			sa = (struct sockaddr *) &v4;
			salen = sizeof (v4);
			}
			memset (&v6, 0, sizeof (v6));
			v6.sin6_family = AF_INET6;
			#if HAVE_SOCKADDR_IN_SIN_LEN
			v6.sin6_len = sizeof (v6);
			#endif
			if (1 == inet_pton (AF_INET6,
			args[0],
			&v6.sin6_addr))
			{
			sa = (struct sockaddr *) &v6;
			salen = sizeof (v6);
			}
			if (NULL == sa)
			{
			fprintf (stderr,
			"`%s' is not a valid IP: %s\n",
			args[0],
			strerror (errno));
			return;
			}
			GNUNET_RESOLVER_hostname_get (sa, salen,
			GNUNET_YES,
			GET_TIMEOUT,
			&print_hostname,
			NULL);
	}		}
	/**		/**
	* The main function to obtain statistics in GNUnet.		* The main function to obtain statistics in GNUnet.
	*		*
	* @param argc number of arguments from the command line		* @param argc number of arguments from the command line
	* @param argv command line arguments		* @param argv command line arguments
	* @return 0 ok, 1 on error		* @return 0 ok, 1 on error
	*/		*/
	int		int
	main (int argc, char *const *argv)		main (int argc, char *const *argv)
	{		{
	static const struct GNUNET_GETOPT_CommandLineOption options[] = {		static const struct GNUNET_GETOPT_CommandLineOption options[] = {
			{ 'r', "reverse", NULL,
			gettext_noop ("perform a reverse lookup"),
			0, &GNUNET_GETOPT_set_one, &reverse },
	GNUNET_GETOPT_OPTION_END		GNUNET_GETOPT_OPTION_END
	};		};
	return (GNUNET_OK ==		return (GNUNET_OK ==
	GNUNET_PROGRAM_run (argc, argv, "gnunet-resolver [hostname]",		GNUNET_PROGRAM_run (argc, argv, "gnunet-resolver [hostname]",
	gettext_noop ("Test GNUnet DNS resolver code. "),		gettext_noop ("Use build-in GNUnet stub resol ver"),
	options, &run, NULL)) ? 0 : 1;		options, &run, NULL)) ? 0 : 1;
	}		}
	/* end of gnunet-resolver.c */		/* end of gnunet-resolver.c */
End of changes. 8 change blocks.
	4 lines changed or deleted		81 lines changed or added
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