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/*
* Copyright 2006-2007 The MITRE Corporation.
* All Rights Reserved.
* Approved for Public Release; Distribution Unlimited.
* Tracking Number 07-0090.
*
* The US Government will not be charged any license fee and/or royalties
* related to this software. Neither name of The MITRE Corporation; nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* This program 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 2
* of the License, or (at your option) any later version.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
/* TCP Convergence Layer - Message Types */
#define TCP_CONV_MSG_TYPE_DATA 0x01
#define TCP_CONV_MSG_TYPE_ACK 0x02
#define TCP_CONV_MSG_TYPE_KEEP_ALIVE 0x03
#define TCP_CONV_MSG_TYPE_SHUTDOWN 0x04
/* TCP Convergence Layer (3) - Message Types */
#define TCP_CONVERGENCE_TYPE_MASK 0xf0
#define TCP_CONVERGENCE_DATA_SEGMENT 0x10
#define TCP_CONVERGENCE_ACK_SEGMENT 0x20
#define TCP_CONVERGENCE_REFUSE_BUNDLE 0x30
#define TCP_CONVERGENCE_KEEP_ALIVE 0x40
#define TCP_CONVERGENCE_SHUTDOWN 0x50
/* TCP Convergence Layer - Contact Header Flags */
#define TCP_CONV_BUNDLE_ACK_FLAG 0x01
#define TCP_CONV_REACTIVE_FRAG_FLAG 0x02
#define TCP_CONV_CONNECTOR_RCVR_FLAG 0x04
/* TCP Convergence Layer - Data Segment Flags */
#define TCP_CONVERGENCE_DATA_FLAGS 0x03
#define TCP_CONVERGENCE_DATA_END_FLAG 0x01
#define TCP_CONVERGENCE_DATA_START_FLAG 0x02
/* TCP Convergence Layer - Shutdown Segment Flags */
#define TCP_CONVERGENCE_SHUTDOWN_FLAGS 0x03
#define TCP_CONVERGENCE_SHUTDOWN_REASON 0x02
#define TCP_CONVERGENCE_SHUTDOWN_DELAY 0x01
/*
* TCP Convergence Layer - Minimum buffer sizes
* For Data Packet require 5 bytes fixed plus
* up to 4 additional for length SDV
*/
#define TCP_CONV_MIN_DATA_BUFFER 9
#define BUNDLE_PROCFLAGS_FRAG_MASK 0x01
#define BUNDLE_PROCFLAGS_ADMIN_MASK 0x02
#define BUNDLE_PROCFLAGS_DONTFRAG_MASK 0x04
#define BUNDLE_PROCFLAGS_XFERREQ_MASK 0x08
#define BUNDLE_PROCFLAGS_SINGLETON_MASK 0x10
#define BUNDLE_PROCFLAGS_APP_ACK_MASK 0x20
#define BUNDLE_COSFLAGS_PRIORITY_MASK 0x03
#define BUNDLE_COSFLAGS_PRIORITY_BULK 0x00
#define BUNDLE_COSFLAGS_PRIORITY_NORMAL 0x01
#define BUNDLE_COSFLAGS_PRIORITY_EXP 0x02
#define BUNDLE_SRRFLAGS_REPORT_MASK 0x01
#define BUNDLE_SRRFLAGS_CUSTODY_MASK 0x02
#define BUNDLE_SRRFLAGS_FORWARD_MASK 0x04
#define BUNDLE_SRRFLAGS_DELIVERY_MASK 0x08
#define BUNDLE_SRRFLAGS_DELETION_MASK 0x10
#define BUNDLE_SRRFLAGS_ACK_MASK 0x20
/* Header Processing Flags (non-primary) */
#define HEADER_PROCFLAGS_REPLICATE 0x01
#define HEADER_PROCFLAGS_XMIT_STATUS 0x02
#define HEADER_PROCFLAGS_DISCARD 0x04
#define HEADER_PROCFLAGS_LAST_HEADER 0x08
/* Header Types (excluding Primary Header) */
#define BUNDLE_BLOCK_TYPE_PAYLOAD 0x01 /* RFC5050 */
#define BUNDLE_BLOCK_TYPE_AUTHENTICATION 0x02 /* RFC6257 */
#define BUNDLE_BLOCK_TYPE_INTEGRITY 0x03 /* RFC6257 */
#define BUNDLE_BLOCK_TYPE_CONFIDENTIALITY 0x04 /* RFC6257 */
#define BUNDLE_BLOCK_TYPE_PREVIOUS_HOP_INSERT 0x05 /* RFC6259 */
#define BUNDLE_BLOCK_TYPE_METADATA_EXTENSION 0x08 /* RFC6258 */
#define BUNDLE_BLOCK_TYPE_EXTENSION_SECURITY 0x09 /* RFC6257 */
#define BUNDLE_BLOCK_TYPE_CUSTODY_TRANSFER 0x0a /* http://bioserve.colorado.edu/bp-acs/ */
#define BUNDLE_BLOCK_TYPE_EXTENDED_COS 0x13 /* http://tools.ietf.org/html/draft-irtf-dtnrg-ecos-02 */
/* Payload Header Processing Flags */
#define PAYLOAD_PROCFLAGS_REPLICATE_MASK 0x01
#define PAYLOAD_PROCFLAGS_XMIT_STATUS 0x02
#define PAYLOAD_PROCFLAGS_DISCARD_FAILURE 0x04
#define PAYLOAD_PROCFLAGS_LAST_HEADER 0x08
/* Header Fixed Sizes */
#define TCP_CONV_HDR_DATA_FIXED_LENGTH 5
#define TCP_CONV_HDR_ACK_LENGTH 9
#define TCP_CONV_HDR_KEEP_ALIVE_LENGTH 1
#define TCP_CONV_HDR_SHUTDOWN_LENGTH 1
/* Administrative Record Definitions */
#define ADMIN_REC_TYPE_STATUS_REPORT 0x01
#define ADMIN_REC_TYPE_CUSTODY_SIGNAL 0x02
#define ADMIN_REC_TYPE_AGGREGATE_CUSTODY_SIGNAL 0x04
#define ADMIN_REC_TYPE_ANNOUNCE_BUNDLE 0x05
#define ADMIN_REC_FLAGS_FRAGMENT 0x01
#define ADMIN_REC_CUSTODY_REASON_MASK 0x7f
/* Bundle Status Report Flags */
#define ADMIN_STATUS_FLAGS_RECEIVED 0x01
#define ADMIN_STATUS_FLAGS_ACCEPTED 0x02
#define ADMIN_STATUS_FLAGS_FORWARDED 0x04
#define ADMIN_STATUS_FLAGS_DELIVERED 0x08
#define ADMIN_STATUS_FLAGS_DELETED 0x10
#define ADMIN_STATUS_FLAGS_ACKNOWLEDGED 0x20
/* Block Processing Control Flags (Version 5) */
#define BLOCK_CONTROL_REPLICATE 0x01
#define BLOCK_CONTROL_TRANSMIT_STATUS 0x02
#define BLOCK_CONTROL_DELETE_BUNDLE 0x04
#define BLOCK_CONTROL_LAST_BLOCK 0x08
#define BLOCK_CONTROL_DISCARD_BLOCK 0x10
#define BLOCK_CONTROL_NOT_PROCESSED 0x20
#define BLOCK_CONTROL_EID_REFERENCE 0x40
/* ECOS Flags */
#define ECOS_FLAGS_CRITICAL 0x01
#define ECOS_FLAGS_STREAMING 0x02
#define ECOS_FLAGS_ORDINAL 0x04
#define IPN_SCHEME_STR "ipn"
int evaluate_sdnv(tvbuff_t *tvb, int offset, int *bytecount);
gint64 evaluate_sdnv_64(tvbuff_t *tvb, int offset, int *bytecount);
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