181 lines
6.6 KiB
C
181 lines
6.6 KiB
C
/*
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* Copyright 2006-2007 The MITRE Corporation.
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* All Rights Reserved.
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* Approved for Public Release; Distribution Unlimited.
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* Tracking Number 07-0090.
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*
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* The US Government will not be charged any license fee and/or royalties
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* related to this software. Neither name of The MITRE Corporation; nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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/* TCP Convergence Layer - Message Types */
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#define TCP_CONV_MSG_TYPE_DATA 0x01
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#define TCP_CONV_MSG_TYPE_ACK 0x02
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#define TCP_CONV_MSG_TYPE_KEEP_ALIVE 0x03
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#define TCP_CONV_MSG_TYPE_SHUTDOWN 0x04
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/* TCP Convergence Layer (3) - Message Types */
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#define TCP_CONVERGENCE_TYPE_MASK 0xf0
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#define TCP_CONVERGENCE_DATA_SEGMENT 0x10
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#define TCP_CONVERGENCE_ACK_SEGMENT 0x20
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#define TCP_CONVERGENCE_REFUSE_BUNDLE 0x30
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#define TCP_CONVERGENCE_KEEP_ALIVE 0x40
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#define TCP_CONVERGENCE_SHUTDOWN 0x50
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#define TCP_CONVERGENCE_LENGTH 0x60
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/* TCP Convergence Layer - Contact Header Flags */
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#define TCP_CONV_BUNDLE_ACK_FLAG 0x01
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#define TCP_CONV_REACTIVE_FRAG_FLAG 0x02
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#define TCP_CONV_CONNECTOR_RCVR_FLAG 0x04
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/* TCP Convergence Layer - Data Segment Flags */
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#define TCP_CONVERGENCE_DATA_FLAGS 0x03
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#define TCP_CONVERGENCE_DATA_END_FLAG 0x01
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#define TCP_CONVERGENCE_DATA_START_FLAG 0x02
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/* TCP Convergence Layer - Shutdown Segment Flags */
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#define TCP_CONVERGENCE_SHUTDOWN_FLAGS 0x03
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#define TCP_CONVERGENCE_SHUTDOWN_REASON 0x02
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#define TCP_CONVERGENCE_SHUTDOWN_DELAY 0x01
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/* REFUSE-BUNDLE Reason-Codes */
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#define TCP_REFUSE_BUNDLE_REASON_UNKNOWN 0x00
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#define TCP_REFUSE_BUNDLE_REASON_RX_COMPLETE 0x01
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#define TCP_REFUSE_BUNDLE_REASON_RX_EXHAUSTED 0x02
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#define TCP_REFUSE_BUNDLE_REASON_RX_RETRANSMIT 0x03
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/* 0x4-0x7 - Unassigned
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* 0x8-0xf - Reserved for future Use */
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/*
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* TCP Convergence Layer - Minimum buffer sizes
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* For Data Packet require 5 bytes fixed plus
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* up to 4 additional for length SDV
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*/
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#define TCP_CONV_MIN_DATA_BUFFER 9
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#define BUNDLE_PROCFLAGS_FRAG_MASK 0x01
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#define BUNDLE_PROCFLAGS_ADMIN_MASK 0x02
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#define BUNDLE_PROCFLAGS_DONTFRAG_MASK 0x04
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#define BUNDLE_PROCFLAGS_XFERREQ_MASK 0x08
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#define BUNDLE_PROCFLAGS_SINGLETON_MASK 0x10
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#define BUNDLE_PROCFLAGS_APP_ACK_MASK 0x20
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#define BUNDLE_COSFLAGS_PRIORITY_MASK 0x03
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#define BUNDLE_COSFLAGS_PRIORITY_BULK 0x00
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#define BUNDLE_COSFLAGS_PRIORITY_NORMAL 0x01
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#define BUNDLE_COSFLAGS_PRIORITY_EXP 0x02
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#define BUNDLE_SRRFLAGS_REPORT_MASK 0x01
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#define BUNDLE_SRRFLAGS_CUSTODY_MASK 0x02
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#define BUNDLE_SRRFLAGS_FORWARD_MASK 0x04
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#define BUNDLE_SRRFLAGS_DELIVERY_MASK 0x08
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#define BUNDLE_SRRFLAGS_DELETION_MASK 0x10
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#define BUNDLE_SRRFLAGS_ACK_MASK 0x20
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/* Header Processing Flags (non-primary) */
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#define HEADER_PROCFLAGS_REPLICATE 0x01
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#define HEADER_PROCFLAGS_XMIT_STATUS 0x02
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#define HEADER_PROCFLAGS_DISCARD 0x04
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#define HEADER_PROCFLAGS_LAST_HEADER 0x08
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/* Header Types (excluding Primary Header) */
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#define BUNDLE_BLOCK_TYPE_PAYLOAD 0x01 /* RFC5050 */
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#define BUNDLE_BLOCK_TYPE_AUTHENTICATION 0x02 /* RFC6257 */
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#define BUNDLE_BLOCK_TYPE_INTEGRITY 0x03 /* RFC6257 */
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#define BUNDLE_BLOCK_TYPE_CONFIDENTIALITY 0x04 /* RFC6257 */
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#define BUNDLE_BLOCK_TYPE_PREVIOUS_HOP_INSERT 0x05 /* RFC6259 */
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#define BUNDLE_BLOCK_TYPE_METADATA_EXTENSION 0x08 /* RFC6258 */
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#define BUNDLE_BLOCK_TYPE_EXTENSION_SECURITY 0x09 /* RFC6257 */
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#define BUNDLE_BLOCK_TYPE_CUSTODY_TRANSFER 0x0a /* http://bioserve.colorado.edu/bp-acs/ */
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#define BUNDLE_BLOCK_TYPE_EXTENDED_COS 0x13 /* http://tools.ietf.org/html/draft-irtf-dtnrg-ecos-02 */
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#define BUNDLE_BLOCK_TYPE_BUNDLE_AGE 0x14 /* https://tools.ietf.org/html/draft-irtf-dtnrg-bundle-age-block-01 */
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/* Payload Header Processing Flags */
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#define PAYLOAD_PROCFLAGS_REPLICATE_MASK 0x01
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#define PAYLOAD_PROCFLAGS_XMIT_STATUS 0x02
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#define PAYLOAD_PROCFLAGS_DISCARD_FAILURE 0x04
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#define PAYLOAD_PROCFLAGS_LAST_HEADER 0x08
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/* Header Fixed Sizes */
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#define TCP_CONV_HDR_DATA_FIXED_LENGTH 5
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#define TCP_CONV_HDR_ACK_LENGTH 9
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#define TCP_CONV_HDR_KEEP_ALIVE_LENGTH 1
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#define TCP_CONV_HDR_SHUTDOWN_LENGTH 1
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/* Administrative Record Definitions */
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#define ADMIN_REC_TYPE_STATUS_REPORT 0x01
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#define ADMIN_REC_TYPE_CUSTODY_SIGNAL 0x02
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#define ADMIN_REC_TYPE_AGGREGATE_CUSTODY_SIGNAL 0x04
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#define ADMIN_REC_TYPE_ANNOUNCE_BUNDLE 0x05
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#define ADMIN_REC_FLAGS_FRAGMENT 0x01
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#define ADMIN_REC_CUSTODY_REASON_MASK 0x7f
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/* Bundle Status Report Flags */
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#define ADMIN_STATUS_FLAGS_RECEIVED 0x01
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#define ADMIN_STATUS_FLAGS_ACCEPTED 0x02
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#define ADMIN_STATUS_FLAGS_FORWARDED 0x04
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#define ADMIN_STATUS_FLAGS_DELIVERED 0x08
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#define ADMIN_STATUS_FLAGS_DELETED 0x10
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#define ADMIN_STATUS_FLAGS_ACKNOWLEDGED 0x20
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/* Block Processing Control Flags (Version 5) */
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#define BLOCK_CONTROL_REPLICATE 0x01
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#define BLOCK_CONTROL_TRANSMIT_STATUS 0x02
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#define BLOCK_CONTROL_DELETE_BUNDLE 0x04
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#define BLOCK_CONTROL_LAST_BLOCK 0x08
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#define BLOCK_CONTROL_DISCARD_BLOCK 0x10
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#define BLOCK_CONTROL_NOT_PROCESSED 0x20
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#define BLOCK_CONTROL_EID_REFERENCE 0x40
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/* ECOS Flags */
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#define ECOS_FLAGS_CRITICAL 0x01
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#define ECOS_FLAGS_STREAMING 0x02
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#define ECOS_FLAGS_FLOWLABEL 0x04
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#define ECOS_FLAGS_RELIABLE 0x08
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/* Ciphersuite Flags */
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#define BLOCK_CIPHERSUITE_PARAMS 0x01
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#define DTN_SCHEME_STR "dtn"
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#define IPN_SCHEME_STR "ipn"
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int evaluate_sdnv(tvbuff_t *tvb, int offset, int *bytecount);
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gint64 evaluate_sdnv_64(tvbuff_t *tvb, int offset, int *bytecount);
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/* Special Functions to evaluate unsigned SDNVs with error indication
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* bytecount returns the number bytes consumed
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* value returns the actual value
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*
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* result is TRUE (1) on success else FALSE (0)
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*/
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int evaluate_sdnv32(tvbuff_t *tvb, int offset, int *bytecount, guint32 *value);
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int evaluate_sdnv64(tvbuff_t *tvb, int offset, int *bytecount, guint64 *value);
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void
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dissect_cfdp_as_subtree(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int offset);
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/*
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* Editor modelines - https://www.wireshark.org/tools/modelines.html
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*
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* Local variables:
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* c-basic-offset: 4
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* tab-width: 8
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* indent-tabs-mode: nil
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* End:
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*
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* vi: set shiftwidth=4 tabstop=8 expandtab:
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* :indentSize=4:tabSize=8:noTabs=true:
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*/
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