+/*
+ This file is part of GNUnet.
+ (C) 2009 Christian Grothoff (and other contributing authors)
+
+ GNUnet is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published
+ by the Free Software Foundation; either version 3, or (at your
+ option) any later version.
+
+ GNUnet is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with GNUnet; see the file COPYING. If not, write to the
+ Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA.
+*/
+
+/**
+ * @file include/block_dns.h
+ * @author Philipp Toelke
+ */
#ifndef _GNVPN_BLOCKDNS_H_
#define _GNVPN_BLOCKDNS_H_
#include "gnunet_common.h"
+#include "gnunet_crypto_lib.h"
/**
- * Bitmask describing what ip-services are supported by services
- * It is 2 bytes long
+ * Bitmask describing what IP-protocols are supported by the service
*/
-struct GNUNET_ipservices {
- unsigned UDP:1 GNUNET_PACKED;
- unsigned TCP:1 GNUNET_PACKED;
- unsigned RESERVED:14 GNUNET_PACKED;
+enum GNUNET_DNS_ServiceTypes
+{
+ GNUNET_DNS_SERVICE_TYPE_UDP = 1,
+ GNUNET_DNS_SERVICE_TYPE_TCP = 2
};
+GNUNET_NETWORK_STRUCT_BEGIN
+
/**
* This is the structure describing an dns-record such as www.gnunet.
*/
struct GNUNET_DNS_Record
{
+ /**
+ * Signature of the peer affirming that he is offering the service.
+ */
+ struct GNUNET_CRYPTO_RsaSignature signature;
+
+ /**
+ * Beginning of signed portion of the record, signs everything until
+ * the end of the struct.
+ */
+ struct GNUNET_CRYPTO_RsaSignaturePurpose purpose;
+
/**
* The peer providing this service
*/
- struct GNUNET_PeerIdentity peer;
+ struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded peer;
/**
* The descriptor for the service
* (a peer may provide more than one service)
*/
- GNUNET_HashCode service_descriptor;
+ struct GNUNET_HashCode service_descriptor;
/**
- * What connection-types (UDP, TCP, ...) are supported by the service
+ * When does this record expire?
*/
- struct GNUNET_ipservices connectiontypes;
+ struct GNUNET_TIME_AbsoluteNBO expiration_time;
/**
- * The length of the name of the service
+ * Four TCP and UDP-Ports that are used by this service, big endian format
*/
- unsigned char namelen;
+ uint64_t ports GNUNET_PACKED;
/**
- * The name of the service
- * This is namelen bytes
+ * What connection-types (UDP, TCP, ...) are supported by the service.
+ * Contains an 'enum GNUNET_DNS_ServiceTypes' in big endian format.
*/
- char name[1];
+ uint32_t service_type GNUNET_PACKED;
};
+GNUNET_NETWORK_STRUCT_END
#endif