diff options
Diffstat (limited to 'plugins/epan/wimax/wimax_utils.c')
| -rw-r--r-- | plugins/epan/wimax/wimax_utils.c | 3407 |
1 files changed, 3407 insertions, 0 deletions
diff --git a/plugins/epan/wimax/wimax_utils.c b/plugins/epan/wimax/wimax_utils.c new file mode 100644 index 0000000000..e1cd8cacb5 --- /dev/null +++ b/plugins/epan/wimax/wimax_utils.c @@ -0,0 +1,3407 @@ +/* wimax_utils.c + * WiMax Utility Decoders + * + * Copyright (c) 2007 by Intel Corporation. + * + * Author: Lu Pan <lu.pan@intel.com> + * + * Wireshark - Network traffic analyzer + * By Gerald Combs <gerald@wireshark.org> + * Copyright 1999 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. + */ + +/* +#define DEBUG +*/ + +#include "config.h" + +#include <epan/packet.h> +#include <epan/expert.h> +#include "wimax-int.h" +#include "wimax_tlv.h" +#include "wimax_mac.h" + +#include "wimax_utils.h" + +extern gint proto_mac_mgmt_msg_rng_req_decoder; +extern gint proto_mac_mgmt_msg_reg_req_decoder; + +extern gint mac_sdu_length; /* declared in packet-wmx.c */ +extern gboolean include_cor2_changes; + +static gint proto_wimax_utility_decoders = -1; +static gint ett_wimax_service_flow_encodings = -1; +static gint ett_wimax_cst_encoding_rules = -1; +static gint ett_wimax_error_parameter_set = -1; +static gint ett_wimax_hmac_tuple = -1; +static gint ett_wimax_cmac_tuple = -1; +static gint ett_wimax_short_hmac_tuple = -1; +static gint ett_security_negotiation_parameters = -1; +static gint ett_pkm_tlv_encoded_attributes_decoder = -1; +static gint ett_sa_descriptor_decoder = -1; +static gint ett_cryptographic_suite_list_decoder = -1; +static gint ett_security_capabilities_decoder = -1; +static gint ett_vendor_specific_info_decoder = -1; +static gint ett_vendor_id_encoding_decoder = -1; +static gint ett_ul_service_flow_decoder = -1; +static gint ett_dl_service_flow_decoder = -1; + +static dissector_handle_t eap_handle = NULL; + +const unit_name_string wimax_units_byte_bytes = { " byte", " bytes" }; +const unit_name_string wimax_units_bit_sec = { "bits/s", NULL }; +const unit_name_string wimax_units_db = { "dB", NULL }; +const unit_name_string wimax_units_dbm = { "dBm", NULL }; +const unit_name_string wimax_units_frame_frames = { " frame", " frames" }; +const unit_name_string wimax_units_frame_offset = { " frame offset", NULL }; +const unit_name_string wimax_units_hz = { "Hz", NULL }; +const unit_name_string wimax_units_khz = { "kHz", NULL }; +const unit_name_string wimax_units_ms = { "ms", NULL }; +const unit_name_string wimax_units_ps = { "PS", NULL }; + + +/* The following two variables save the Scheduling Service type for + the Grant Management subheader dissector and track whether or not + one has been seen. + */ +static guint scheduling_service_type = -1; +gint seen_a_service_type = 0; + +/* The following two functions set and access the variables above */ +guint get_service_type( void ) +{ + return scheduling_service_type; +} + +static void set_service_type( guint set_to ) +{ + if( seen_a_service_type == 0 ){ + scheduling_service_type = set_to; + seen_a_service_type = 1; + } +} + +/* Setup protocol subtree array */ +static gint *ett[] = +{ + &ett_wimax_service_flow_encodings, + &ett_wimax_cst_encoding_rules, + &ett_wimax_error_parameter_set, + &ett_wimax_hmac_tuple, + &ett_wimax_cmac_tuple, + &ett_wimax_short_hmac_tuple, + &ett_security_negotiation_parameters, + &ett_pkm_tlv_encoded_attributes_decoder, + &ett_sa_descriptor_decoder, + &ett_cryptographic_suite_list_decoder, + &ett_security_capabilities_decoder, + &ett_vendor_specific_info_decoder, + &ett_vendor_id_encoding_decoder, + &ett_ul_service_flow_decoder, + &ett_dl_service_flow_decoder, +}; + +static const value_string vals_mbs_service[] = +{ + {0, "No available MBS"}, + {1, "Single-BS-MBS"}, + {2, "Multi-BS-MBS"}, + {0, NULL} +}; + +static const value_string vals_ul_grant_scheduling[] = +{ + {0, "Reserved"}, + {1, "Undefined (BS implementation-dependent)"}, + {2, "BE (default)"}, + {3, "nrtPS"}, + {4, "rtPS"}, + {5, "Extended rtPS"}, + {6, "UGS"}, + {0, NULL} +}; + +static const value_string vals_fixed_len_sdu[] = +{ + {0, "Variable-length SDUs (default)"}, + {1, "Fixed-length SDUs"}, + {0, NULL} +}; + +static const value_string vals_arq_enable[] = +{ + {0, "ARQ not requested/accepted"}, + {1, "ARQ requested/accepted"}, + {0, NULL} +}; +#if 0 +static const value_string vals_arq_block_lifetime[] = +{ + {0, "Infinite"}, + {0, NULL} +}; +#endif +static const value_string vals_arq_sync_loss_timeout[] = +{ + {0, "Infinite"}, + {0, NULL} +}; + +static const value_string vals_arq_deliver_in_order[] = +{ + {0, "Order of delivery is not preserved"}, + {1, "Order of delivery is preserved"}, + {0, NULL} +}; +static const value_string vals_arq_rx_purge_timeout[] = +{ + {0, "Infinite"}, + {0, NULL} +}; + +static const value_string vals_fsn_size[] = +{ + {0, "3-bit FSN"}, + {1, "11-bit FSN (default)"}, + {0, NULL} +}; + +static const value_string vals_sn_fb_enable[] = +{ + {0, "Is disabled (default)"}, + {1, "Is enabled"}, + {0, NULL} +}; + +static const value_string vals_harq[] = +{ + {0, "Non HARQ (default)"}, + {1, "HARQ connection" }, + {0, NULL} +}; + +static const value_string vals_cs_specification[] = +{ + { 0, "Reserved"}, + { 1, "Packet, IPv4"}, + { 2, "Packet, IPv6"}, + { 3, "Packet, IEEE 802.3/Ethernet"}, + { 4, "Packet, IEEE 802.1Q VLAN"}, + { 5, "Packet, IPv4 over IEEE 802.3/Ethernet"}, + { 6, "Packet, IPv6 over IEEE 802.3/Ethernet"}, + { 7, "Packet, IPv4 over IEEE 802.1Q VLAN"}, + { 8, "Packet, IPv6 over IEEE 802.1Q VLAN"}, + { 9, "ATM"}, + {10, "Packet, IEEE 802.3/Ethernet with ROCH header compression"}, + {11, "Packet, IEEE 802.3/Ethernet with ECRTP header compression"}, + {12, "Packet, IP2 with ROCH header compression"}, + {13, "Packet, IP2 with ECRTP header compression"}, + {0, NULL} +}; + +static const value_string vals_type_of_data_delivery_services[] = +{ + {0, "Continuing grant service"}, + {1, "Real time variable rate service"}, + {2, "Non-real time variable rate service"}, + {3, "Best-efforts service"}, + {4, "Extended real-time variable rate service"}, + {0, NULL} +}; + +static const value_string vals_paging_preference[] = +{ + {0, "No paging generation"}, + {1, "Paging generation"}, + {0, NULL} +}; +static const value_string vals_pdu_sn_ext_subheader[] = +{ + {0, "No support for PDU SN in this connection (default)"}, + {1, "PDU SN (short) extended Subheader"}, + {2, "PDU SN (long) extended Subheader"}, + {0, NULL} +}; + +static const value_string vals_cst_classifier_action[] = +{ + {0, "DSC Add Classifier"}, + {1, "DSC Replace Classifier"}, + {2, "DSC Delete Classifier"}, + {0, NULL} +}; + +static const value_string vals_cst_phs_dsc_action[] = +{ + {0, "Add PHS rule"}, + {1, "Set PHS rule"}, + {2, "Delete PHS rule"}, + {3, "Delete all PHS rules"}, + {0, NULL} +}; + +static const value_string vals_verify[] = +{ + {0, "Verify"}, + {1, "Don't verify"}, + {0, NULL} +}; + +static const value_string vals_atm_switching_encodings[] = +{ + {0, "No switching methodology applied"}, + {1, "VP switching"}, + {2, "VC switching"}, + {0, NULL} +}; + +static const value_string vals_cc[] = +{ + { 0, "OK/success"}, + { 1, "Reject-other"}, + { 2, "Reject-unrecognized-configuration-setting"}, + { 3, "Reject-temporary / reject-resource"}, + { 4, "Reject-permanent / reject-admin"}, + { 5, "Reject-not-owner"}, + { 6, "Reject-service-flow-not-found"}, + { 7, "Reject-service-flow-exists"}, + { 8, "Reject-required-parameter-not-present"}, + { 9, "Reject-header-suppression"}, + {10, "Reject-unknown-transaction-id"}, + {11, "Reject-authentication-failure"}, + {12, "Reject-add-aborted"}, + {13, "Reject-exceeded-dynamic-service-limit"}, + {14, "Reject-not-authorized-for-the-request-SAID"}, + {15, "Reject-fail-to-establish-the-requested-SA"}, + {16, "Reject-not-supported-parameter"}, + {17, "Reject-not-supported-parameter-value"}, + {0, NULL} +}; + +static const value_string vals_classification_action_rule[] = +{ + {0, "None"}, + {1, "Discarded packet"}, + {0, NULL} +}; + +static const true_false_string tfs_supported = +{ + "supported", + "not supported" +}; + +#if 0 +static const true_false_string disabled_enabled = +{ + "enabled", + "disabled" +}; +#endif + +#if 0 +static const true_false_string default_enabled = +{ + "enabled", + "use default action" +}; +#endif + +static const value_string vals_pkm_attr_error_codes[] = +{ /* table 373 */ + {0, "All (no information)"}, + {1, "Auth Reject Auth Invalid (unauthorized SS)"}, + {2, "Auth Reject, Key Reject (unauthorized SAID)"}, + {3, "Auth Invalid (unsolicited)"}, + {4, "Auth Invalid, TEK Invalid (invalid key sequence number)"}, + {5, "Auth Invalid (message (key request) authorization failure)"}, + {6, "Auth Reject (permanent authorization failure)"}, + {0, NULL} +}; + +static const value_string vs_sa_type[] = +{ + {0, "Primary"}, + {1, "Static"}, + {2, "Dynamic"}, + {0, NULL} +}; + +static const value_string va_key_push_modes[] = +{ + {0, "GKEK update mode"}, + {1, "GTEK update mode"}, + {0, NULL} +}; + +#if 0 +static const value_string vals_pkm_version[] = +{ + {0, "Reserved"}, + {1, "PKM (Initial standard release"}, + {0, NULL} +}; +#endif + +static const value_string vs_success_reject[] = +{ + {0, "Success"}, + {1, "Reject"}, + {0, NULL} +}; + +static const value_string vs_sa_service_type[] = +{ + {0, "Unicast service"}, + {1, "Group multicast service"}, + {2, "MBS service"}, + {0, NULL} +}; + +static const value_string vals_data_encryption_ids[] = +{ /* table 375 */ + {0, "No data encryption"}, + {1, "CBC-Mode, 56-bit DES"}, + {2, "CCM-Mode, 128-bit AES"}, + {3, "CBC-Mode, 128-bit AES"}, + {128, "CTR-Mode, 128-bit AES for MBS with 8 bit ROC"}, + {0, NULL} +}; + +static const value_string vals_data_authentication_ids[] = +{ /* table 376 */ + {0, "No data authentication"}, + {1, "CCM-Mode, 128-bit AES"}, + {0, NULL} +}; + +static const value_string vals_tek_encryption_ids[] = +{ /* table 377 */ + {0, "No TEK encryption"}, + {1, "3-DES EDE with 128-bit key"}, + {2, "RSA with 1024-bit key"}, + {3, "ECB mode AES with 128-bit key"}, + {4, "AES key wrap with 128-bit key"}, + {0, NULL} +}; + +static const value_string vals_dcd_mac_version[] = +{ + {1, "Conformance with IEEE Std 802.16-2001"}, + {2, "Conformance with IEEE Std 802.16c-2002 and its predecessors"}, + {3, "Conformance with IEEE Std 802.16a-2003 and its predecessors"}, + {4, "Conformance with IEEE Std 802.16-2004"}, + {5, "Conformance with IEEE Std 802.16-2004 and IEEE Std 802.16e-2005"}, + {6, "reserved"}, + {0, NULL} +}; + +/* fix fields */ +static gint hf_sfe_unknown_type = -1; +static gint hf_sfe_sf_id = -1; +static gint hf_sfe_cid = -1; +static gint hf_sfe_service_class_name = -1; +static gint hf_sfe_mbs_service = -1; +static gint hf_sfe_qos_params_set = -1; +static gint hf_sfe_set_provisioned = -1; +static gint hf_sfe_set_admitted = -1; +static gint hf_sfe_set_active = -1; +static gint hf_sfe_set_rsvd = -1; +static gint hf_sfe_traffic_priority = -1; +static gint hf_sfe_max_str = -1; +static gint hf_sfe_max_traffic_burst = -1; +static gint hf_sfe_min_rtr = -1; +static gint hf_sfe_reserved_10 = -1; +static gint hf_sfe_ul_grant_scheduling = -1; +static gint hf_sfe_req_tx_policy = -1; +static gint hf_sfe_policy_broadcast_bwr = -1; +static gint hf_sfe_policy_multicast_bwr = -1; +static gint hf_sfe_policy_piggyback = -1; +static gint hf_sfe_policy_fragment = -1; +static gint hf_sfe_policy_headers = -1; +static gint hf_sfe_policy_packing = -1; +static gint hf_sfe_policy_crc = -1; +static gint hf_sfe_policy_rsvd1 = -1; +static gint hf_sfe_jitter = -1; +static gint hf_sfe_max_latency = -1; +static gint hf_sfe_fixed_len_sdu = -1; +static gint hf_sfe_sdu_size = -1; +static gint hf_sfe_target_said = -1; +static gint hf_sfe_cs_specification = -1; +static gint hf_sfe_type_of_data_delivery_services = -1; +static gint hf_sfe_sdu_inter_arrival_interval = -1; +static gint hf_sfe_time_base = -1; +static gint hf_sfe_paging_preference = -1; +static gint hf_sfe_mbs_zone_identifier_assignment = -1; +static gint hf_sfe_sn_feedback_enabled = -1; +static gint hf_sfe_harq_service_flows = -1; +static gint hf_sfe_harq_channel_mapping_index = -1; +static gint hf_sfe_fsn_size = -1; +static gint hf_sfe_unsolicited_grant_interval = -1; +static gint hf_sfe_unsolicited_polling_interval = -1; +/* static gint hf_sfe_harq_channel_mapping = -1; */ +static gint hf_sfe_global_service_class_name = -1; +static gint hf_sfe_reserved_36 = -1; +static gint hf_sfe_reserved_34 = -1; + +static gint hf_sfe_arq_enable = -1; +static gint hf_sfe_arq_transmitter_delay = -1; +static gint hf_sfe_arq_receiver_delay = -1; +static gint hf_sfe_arq_block_lifetime = -1; +static gint hf_sfe_arq_sync_loss_timeout = -1; +static gint hf_sfe_arq_transmitter_delay_cor2 = -1; +static gint hf_sfe_arq_receiver_delay_cor2 = -1; +static gint hf_sfe_arq_block_lifetime_cor2 = -1; +static gint hf_sfe_arq_sync_loss_timeout_cor2 = -1; +static gint hf_sfe_arq_deliver_in_order = -1; +static gint hf_sfe_arq_rx_purge_timeout = -1; +static gint hf_sfe_arq_window_size = -1; +static gint hf_sfe_arq_block_size = -1; +static gint hf_sfe_arq_block_size_cor2 = -1; +static gint hf_sfe_arq_min_block_size = -1; +static gint hf_sfe_arq_max_block_size = -1; + +/* static gint hf_sfe_cid_alloc_for_active_bs = -1; */ +static gint hf_sfe_cid_alloc_for_active_bs_cid = -1; +static gint hf_sfe_pdu_sn_ext_subheader_reorder = -1; +static gint hf_sfe_mbs_contents_ids = -1; +static gint hf_sfe_mbs_contents_ids_id = -1; +static gint hf_sfe_authorization_token = -1; + +static gint hf_cst_classifier_dsc_action = -1; +static gint hf_cst_error_set_errored_param = -1; +static gint hf_cst_error_set_error_code = -1; +static gint hf_cst_error_set_error_msg = -1; + +static gint hf_cst_pkt_class_rule = -1; + +static gint hf_cst_pkt_class_rule_priority = -1; +static gint hf_cst_pkt_class_rule_range_mask = -1; +static gint hf_cst_pkt_class_rule_tos_low = -1; +static gint hf_cst_pkt_class_rule_tos_high = -1; +static gint hf_cst_pkt_class_rule_tos_mask = -1; +static gint hf_cst_pkt_class_rule_protocol = -1; +/*static gint hf_cst_pkt_class_rule_protocol_number = -1;*/ +static gint hf_cst_pkt_class_rule_ip_masked_src_address = -1; +static gint hf_cst_pkt_class_rule_ip_masked_dest_address = -1; +static gint hf_cst_pkt_class_rule_src_ipv4 = -1; +static gint hf_cst_pkt_class_rule_dest_ipv4 = -1; +static gint hf_cst_pkt_class_rule_mask_ipv4 = -1; +static gint hf_cst_pkt_class_rule_src_ipv6 = -1; +static gint hf_cst_pkt_class_rule_dest_ipv6 = -1; +static gint hf_cst_pkt_class_rule_mask_ipv6 = -1; +static gint hf_cst_pkt_class_rule_prot_src_port_range = -1; +static gint hf_cst_pkt_class_rule_src_port_low = -1; +static gint hf_cst_pkt_class_rule_src_port_high = -1; +static gint hf_cst_pkt_class_rule_prot_dest_port_range = -1; +static gint hf_cst_pkt_class_rule_dest_port_low = -1; +static gint hf_cst_pkt_class_rule_dest_port_high = -1; +static gint hf_cst_pkt_class_rule_dest_mac_address = -1; +static gint hf_cst_pkt_class_rule_dest_mac = -1; +static gint hf_cst_pkt_class_rule_src_mac_address = -1; +static gint hf_cst_pkt_class_rule_src_mac = -1; +static gint hf_cst_pkt_class_rule_mask_mac = -1; +static gint hf_cst_pkt_class_rule_ethertype = -1; +static gint hf_cst_pkt_class_rule_etype = -1; +static gint hf_cst_pkt_class_rule_eprot1 = -1; +static gint hf_cst_pkt_class_rule_eprot2 = -1; +static gint hf_cst_pkt_class_rule_user_priority = -1; +static gint hf_cst_pkt_class_rule_pri_low = -1; +static gint hf_cst_pkt_class_rule_pri_high = -1; +static gint hf_cst_pkt_class_rule_vlan_id = -1; +static gint hf_cst_pkt_class_rule_vlan_id1 = -1; +static gint hf_cst_pkt_class_rule_vlan_id2 = -1; +static gint hf_cst_pkt_class_rule_phsi = -1; +static gint hf_cst_pkt_class_rule_index = -1; +static gint hf_cst_pkt_class_rule_ipv6_flow_label = -1; +static gint hf_cst_pkt_class_rule_vendor_spec = -1; +static gint hf_cst_pkt_class_rule_classifier_action_rule = -1; +static gint hf_cst_pkt_class_rule_classifier_action_rule_bit0 = -1; +static gint hf_cst_pkt_class_rule_classifier_action_rule_bit1 = -1; + +static gint hf_cst_large_context_id = -1; +static gint hf_cst_short_format_context_id = -1; + +static gint hf_cst_phs_dsc_action = -1; +static gint hf_cst_phs_rule = -1; +static gint hf_cst_phs_phsi = -1; +static gint hf_cst_phs_phsf = -1; +static gint hf_cst_phs_phsm = -1; +static gint hf_cst_phs_phss = -1; +static gint hf_cst_phs_phsv = -1; +static gint hf_cst_phs_vendor_spec = -1; +static gint hf_cst_invalid_tlv = -1; + +static gint hf_csper_atm_switching_encoding = -1; +static gint hf_csper_atm_classifier = -1; +static gint hf_csper_atm_classifier_vpi = -1; +static gint hf_csper_atm_classifier_vci = -1; +static gint hf_csper_atm_classifier_id = -1; +/*static gint hf_csper_atm_classifier_dsc_action = -1;*/ +static gint hf_csper_unknown_type = -1; + +static gint hf_xmac_tuple_rsvd = -1; +static gint hf_xmac_tuple_key_seq_num = -1; +static gint hf_hmac_tuple_hmac_digest = -1; +static gint hf_packet_number_counter = -1; +static gint hf_cmac_tuple_cmac_value = -1; +static gint hf_cmac_tuple_bsid = -1; + +/* bit masks */ +/* 11.13.4 */ +#define SFE_QOS_PARAMS_SET_PROVISIONED_SET 0x01 +#define SFE_QOS_PARAMS_SET_ADMITTED_SET 0x02 +#define SFE_QOS_PARAMS_SET_ACTIVE_SET 0x04 +#define SFE_QOS_PARAMS_SET_RESERVED 0xF8 +/* 11.13.12 */ +#define SFE_REQ_TX_POLICY_BROADCAST_BWR 0x01 +#define SFE_REQ_TX_POLICY_MULTICAST_BWR 0x02 +#define SFE_REQ_TX_POLICY_PIGGYBACK 0x04 +#define SFE_REQ_TX_POLICY_FRAGMENT_DATA 0x08 +#define SFE_REQ_TX_POLICY_PAYLOAD_HEADER 0x10 +#define SFE_REQ_TX_POLICY_PACKINGS 0x20 +#define SFE_REQ_TX_POLICY_CRC 0x40 +#define SFE_REQ_TX_POLICY_RESERVED 0x80 + +/* bit masks */ +/* 11.13.19.3.4.17 */ +#define CST_PKT_CLASS_RULE_CLASSIFIER_ACTION_RULE_BIT0 0x80 +#define CST_PKT_CLASS_RULE_CLASSIFIER_ACTION_RULE_RSV 0x7F + +/* bit masks */ +/* 11.1.2 (table 348) */ +#define XMAC_TUPLE_RESERVED 0xF0 +#define XMAC_TUPLE_KEY_SEQ_NUM 0x0F + +/* WiMax Security Negotiation Parameters display */ +static gint hf_snp_pkm_version_support = -1; +static gint hf_snp_pkm_version_support_bit0 = -1; +static gint hf_snp_pkm_version_support_bit1 = -1; +static gint hf_snp_pkm_version_support_reserved = -1; +static gint hf_snp_auth_policy_support = -1; +static gint hf_snp_auth_policy_support_bit0 = -1; +static gint hf_snp_auth_policy_support_bit1 = -1; +static gint hf_snp_auth_policy_support_bit2 = -1; +static gint hf_snp_auth_policy_support_bit3 = -1; +static gint hf_snp_auth_policy_support_bit4 = -1; +static gint hf_snp_auth_policy_support_bit5 = -1; +static gint hf_snp_auth_policy_support_bit6 = -1; +static gint hf_snp_auth_policy_support_bit7 = -1; +static gint hf_snp_mac_mode = -1; +static gint hf_snp_mac_mode_bit0 = -1; +static gint hf_snp_mac_mode_bit1 = -1; +static gint hf_snp_mac_mode_bit1_rsvd = -1; +static gint hf_snp_mac_mode_bit2 = -1; +static gint hf_snp_mac_mode_bit3 = -1; +static gint hf_snp_mac_mode_bit4 = -1; +static gint hf_snp_mac_mode_bit5 = -1; +static gint hf_snp_mac_mode_reserved = -1; +static gint hf_snp_mac_mode_reserved1 = -1; +static gint hf_snp_pn_window_size = -1; +static gint hf_snp_max_conc_transactions = -1; +static gint hf_snp_max_suppt_sec_assns = -1; +static gint hf_snp_unknown_type = -1; + +/* bit masks */ +/* 11.8.4.1 */ +#define SNP_PKM_VERSION_SUPPORT_BIT0 0x01 +#define SNP_PKM_VERSION_SUPPORT_BIT1 0x02 +#define SNP_PKM_VERSION_SUPPORT_RSV 0xFC +/* 11.8.4.2 */ +#define SNP_AUTH_POLICY_SUPPORT_BIT0 0x01 +#define SNP_AUTH_POLICY_SUPPORT_BIT1 0x02 +#define SNP_AUTH_POLICY_SUPPORT_BIT2 0x04 +#define SNP_AUTH_POLICY_SUPPORT_BIT3 0x08 +#define SNP_AUTH_POLICY_SUPPORT_BIT4 0x10 +#define SNP_AUTH_POLICY_SUPPORT_BIT5 0x20 +#define SNP_AUTH_POLICY_SUPPORT_BIT6 0x40 +#define SNP_AUTH_POLICY_SUPPORT_BIT7 0x80 +/* 11.8.4.3 */ +#define SNP_MAC_MODE_BIT0 0x01 +#define SNP_MAC_MODE_BIT1 0x02 +#define SNP_MAC_MODE_BIT2 0x04 +#define SNP_MAC_MODE_BIT3 0x08 +#define SNP_MAC_MODE_BIT4 0x10 +#define SNP_MAC_MODE_BIT5 0x20 +#define SNP_MAC_MODE_RSV 0xE0 +#define SNP_MAC_MODE_RSV1 0xC0 + +/* PKM display */ +static gint hf_pkm_msg_unknown_type = -1; +static gint hf_pkm_msg_attr_display = -1; +static gint hf_pkm_config_settings_authorize_waitout = -1; +static gint hf_pkm_config_settings_reauthorize_waitout = -1; +static gint hf_pkm_config_settings_grace_time = -1; +static gint hf_pkm_config_settings_operational_waittime = -1; +static gint hf_pkm_msg_attr_auth_key = -1; +static gint hf_pkm_msg_attr_tek = -1; +static gint hf_pkm_msg_attr_key_life_time = -1; +static gint hf_pkm_msg_attr_key_seq_num = -1; +static gint hf_pkm_msg_attr_hmac_digest = -1; +static gint hf_pkm_msg_attr_said = -1; +static gint hf_pkm_msg_attr_cbc_iv = -1; +static gint hf_pkm_msg_attr_error_code = -1; +static gint hf_pkm_msg_attr_ca_certificate = -1; +static gint hf_pkm_msg_attr_ss_certificate = -1; +static gint hf_pkm_attr_auth_result_code = -1; +static gint hf_pkm_attr_sa_service_type = -1; +static gint hf_pkm_attr_frame_number = -1; +static gint hf_pkm_attr_ss_random = -1; +static gint hf_pkm_attr_bs_random = -1; +static gint hf_pkm_attr_pre_pak = -1; +static gint hf_pkm_attr_bs_certificate = -1; +static gint hf_pkm_attr_sig_bs = -1; +static gint hf_pkm_attr_ms_mac_address = -1; +static gint hf_pkm_attr_cmac_digest = -1; +static gint hf_pkm_attr_cmac_digest_pn = -1; +static gint hf_pkm_attr_cmac_digest_value = -1; +static gint hf_pkm_attr_eap_payload = -1; +static gint hf_pkm_attr_nonce = -1; +static gint hf_pkm_sa_type = -1; +static gint hf_pkm_msg_crypto_suite = -1; +static gint hf_pkm_msg_crypto_suite_msb = -1; +static gint hf_pkm_msg_crypto_suite_middle = -1; +static gint hf_pkm_msg_crypto_suite_lsb = -1; +/*static gint hf_pkm_msg_version = -1;*/ +static gint hf_pkm_attr_push_modes = -1; +static gint hf_pkm_attr_key_push_counter = -1; +static gint hf_pkm_attr_gkek = -1; +static gint hf_pkm_attr_sig_ss = -1; +static gint hf_pkm_attr_akid = -1; +static gint hf_pkm_config_settings_rekey_wait_timeout = -1; +static gint hf_pkm_config_settings_tek_grace_time = -1; +static gint hf_pkm_config_settings_authorize_reject_wait_timeout = -1; + +/* static gint hf_pkm_attr_pak_ak_seq_number = -1; */ +static gint hf_pkm_attr_associated_gkek_seq_number = -1; +/* static gint hf_pkm_attr_gkek_params = -1; */ + +/* static gint hf_common_tlv_unknown_type = -1; */ +static gint hf_common_tlv_mac_version = -1; +static gint hf_common_tlv_vendor_id = -1; +static gint hf_common_tlv_vendor_specific_type = -1; +static gint hf_common_tlv_vendor_specific_length = -1; +static gint hf_common_tlv_vendor_specific_length_size = -1; +static gint hf_common_tlv_vendor_specific_value = -1; +static gint hf_common_current_transmitted_power = -1; + +static expert_field ei_common_tlv_info = EI_INIT; + +/* Register WiMax Utility Routines */ +void wimax_proto_register_wimax_utility_decoders(void) +{ + /* WiMax Service Flow Encodings display */ + static hf_register_info hf_sfe[] = + { + { /* 1 Service Flow ID */ + &hf_sfe_sf_id, + {"Service Flow ID", "wmx.sfe.sf_id", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL} + }, + { /* 2 CID */ + &hf_sfe_cid, + {"CID", "wmx.sfe.cid", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* 3 Service Class Name */ + &hf_sfe_service_class_name, + {"Service Class Name", "wmx.sfe.service_class_name", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* 4 MBS Service */ + &hf_sfe_mbs_service, + {"MBS Service", "wmx.sfe.mbs_service", FT_UINT8, BASE_DEC, VALS(vals_mbs_service), 0x0, NULL, HFILL} + }, + { /* 5 QoS Parameter Set Type */ + &hf_sfe_qos_params_set, + {"QoS Parameter Set Type", "wmx.sfe.qos_params_set", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL} + }, + { /* 5.1 */ + &hf_sfe_set_provisioned, + {"Provisioned Set", "wmx.sfe.qos_params_set.provisioned", FT_BOOLEAN, 8, NULL, SFE_QOS_PARAMS_SET_PROVISIONED_SET, NULL, HFILL} + }, + { /* 5.2 */ + &hf_sfe_set_admitted, + {"Admitted Set", "wmx.sfe.qos_params_set.admitted", FT_BOOLEAN, 8, NULL, SFE_QOS_PARAMS_SET_ADMITTED_SET, NULL, HFILL} + }, + { /* 5.3 */ + &hf_sfe_set_active, + {"Active Set", "wmx.sfe.qos_params_set.active", FT_BOOLEAN, 8, NULL, SFE_QOS_PARAMS_SET_ACTIVE_SET, NULL, HFILL} + }, + { /* 5.4 */ + &hf_sfe_set_rsvd, + {"Reserved", "wmx.sfe.qos_params_set.rsvd", FT_UINT8, BASE_HEX, NULL, SFE_QOS_PARAMS_SET_RESERVED, NULL, HFILL} + }, + { /* 6 Traffic Priority */ + &hf_sfe_traffic_priority, + {"Traffic Priority", "wmx.sfe.traffic_priority", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* 7 Maximum Sustained Traffic Rate */ + &hf_sfe_max_str, + {"Maximum Sustained Traffic Rate", "wmx.sfe.msr", FT_UINT32, BASE_DEC|BASE_UNIT_STRING, &wimax_units_bit_sec, 0x0, NULL, HFILL} + }, + { /* 8 Maximum Traffic Burst */ + &hf_sfe_max_traffic_burst, + {"Maximum Traffic Burst", "wmx.sfe.max_traffic_burst", FT_UINT32, BASE_DEC|BASE_UNIT_STRING, &wimax_units_byte_bytes, 0x0, NULL, HFILL} + }, + { /* 9 Minimum Reserved Traffic Rate */ + &hf_sfe_min_rtr, + {"Minimum Reserved Traffic Rate", "wmx.sfe.mrr", FT_UINT32, BASE_DEC|BASE_UNIT_STRING, &wimax_units_bit_sec, 0x0, NULL, HFILL} + }, + { + /* 10 Reserved */ + &hf_sfe_reserved_10, + {"Reserved", "wmx.sfe.reserved_10", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, +#if 0 + { /* 10 reserved by 16E */ + &hf_sfe_mtr, + {"Minimum tolerable traffic rate", "wmx.sfe.mtr", FT_UINT32, BASE_HEX, NULL, 0x0, "", HFILL} + }, +#endif + { /* 11 Service Flow Scheduling Type */ + &hf_sfe_ul_grant_scheduling, + {"Uplink Grant Scheduling Type", "wmx.sfe.uplink_grant_scheduling", FT_UINT8, BASE_DEC, VALS(vals_ul_grant_scheduling), 0x0, NULL, HFILL} + }, + { /* 12 Request/Transmission Policy */ + &hf_sfe_req_tx_policy, + {"Request/Transmission Policy", "wmx.sfe.req_tx_policy", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL} + }, + { /* 12.1 */ + &hf_sfe_policy_broadcast_bwr, + {"The Service Flow Shall Not Use Broadcast Bandwidth Request Opportunities", "wmx.sfe.policy.broadcast_bwr", FT_BOOLEAN, 8, NULL, SFE_REQ_TX_POLICY_BROADCAST_BWR, NULL, HFILL} + }, + { /* 12.2 */ + &hf_sfe_policy_multicast_bwr, + {"The Service Flow Shall Not Use Multicast Bandwidth Request Opportunities", "wmx.sfe.policy.bit1", FT_BOOLEAN, 8, NULL, SFE_REQ_TX_POLICY_MULTICAST_BWR, NULL, HFILL} + }, + { /* 12.3 */ + &hf_sfe_policy_piggyback, + {"The Service Flow Shall Not Piggyback Requests With Data", "wmx.sfe.policy.piggyback", FT_BOOLEAN, 8, NULL, SFE_REQ_TX_POLICY_PIGGYBACK, NULL, HFILL} + }, + { /* 12.4 */ + &hf_sfe_policy_fragment, + {"The Service Flow Shall Not Fragment Data", "wmx.sfe.policy.fragment", FT_BOOLEAN, 8, NULL, SFE_REQ_TX_POLICY_FRAGMENT_DATA, NULL, HFILL} + }, + { /* 12.5 */ + &hf_sfe_policy_headers, + {"The Service Flow Shall Not Suppress Payload Headers", "wmx.sfe.policy.headers", FT_BOOLEAN, 8, NULL, SFE_REQ_TX_POLICY_PAYLOAD_HEADER, NULL, HFILL} + }, + { /* 12.6 */ + &hf_sfe_policy_packing, + {"The Service Flow Shall Not Pack Multiple SDUs (Or Fragments) Into Single MAC PDUs", "wmx.sfe.policy.packing", FT_BOOLEAN, 8, NULL, SFE_REQ_TX_POLICY_PACKINGS, NULL, HFILL} + }, + { /* 12.7 */ + &hf_sfe_policy_crc, + {"The Service Flow Shall Not Include CRC In The MAC PDU", "wmx.sfe.policy.crc", FT_BOOLEAN, 8, NULL, SFE_REQ_TX_POLICY_CRC, NULL, HFILL} + }, + { /* 12.8 */ + &hf_sfe_policy_rsvd1, + {"Reserved", "wmx.sfe.policy.rsvd1", FT_UINT8, BASE_HEX, NULL, SFE_REQ_TX_POLICY_RESERVED, NULL, HFILL} + }, + { /* 13 Tolerated Jitter */ + &hf_sfe_jitter, + {"Tolerated Jitter", "wmx.sfe.jitter", FT_UINT32, BASE_DEC|BASE_UNIT_STRING, &wimax_units_ms, 0x0, NULL, HFILL} + }, + { /* 14 Maximum Latency */ + &hf_sfe_max_latency, + {"Maximum Latency", "wmx.sfe.max_latency", FT_UINT32, BASE_DEC|BASE_UNIT_STRING, &wimax_units_ms, 0x0, NULL, HFILL} + }, + { /* 15 Fixed/Variable Length SDU */ + &hf_sfe_fixed_len_sdu, + {"Fixed/Variable Length SDU", "wmx.sfe.fixed_len_sdu", FT_UINT8, BASE_DEC, VALS(vals_fixed_len_sdu), 0x0, NULL, HFILL} + }, + { /* 16 SDU Size */ + &hf_sfe_sdu_size, + {"SDU Size", "wmx.sfe.sdu_size", FT_UINT8, BASE_DEC|BASE_UNIT_STRING, &wimax_units_byte_bytes, 0x0, NULL, HFILL} + }, + { /* 17 SAID Onto Which SF Is Mapped */ + &hf_sfe_target_said, + {"SAID Onto Which SF Is Mapped", "wmx.sfe.target_said", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL} + }, + { /* 18 ARQ Enable */ + &hf_sfe_arq_enable, + {"ARQ Enable", "wmx.arq.enable", FT_UINT8, BASE_DEC, VALS(vals_arq_enable), 0x0, NULL, HFILL} + }, + { /* 19 ARQ Window Size */ + &hf_sfe_arq_window_size, + {"ARQ Window Size", "wmx.arq.window_size", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* 20 ARQ Transmitter Delay */ + &hf_sfe_arq_transmitter_delay, + {"ARQ Transmitter Delay (10us granularity)", "wmx.arq.transmitter_delay", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* 21 ARQ Receiver Delay */ + &hf_sfe_arq_receiver_delay, + {"ARQ Receiver Delay (10us granularity)", "wmx.arq.receiver_delay", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* 22 ARQ Block Lifetime */ + &hf_sfe_arq_block_lifetime, + {"ARQ Block Lifetime (10us granularity)", "wmx.arq.block_lifetime", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* 23 ARQ Sync Loss Timeout */ + &hf_sfe_arq_sync_loss_timeout, + {"ARQ Sync Loss Timeout (10us granularity)", "wmx.arq.sync_loss_timeout", FT_UINT16, BASE_DEC, VALS(vals_arq_sync_loss_timeout), 0x0, NULL, HFILL} + }, + { /* 20 ARQ Transmitter Delay */ + &hf_sfe_arq_transmitter_delay_cor2, + {"ARQ Transmitter Delay (100us granularity)", "wmx.arq.transmitter_delay", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* 21 ARQ Receiver Delay */ + &hf_sfe_arq_receiver_delay_cor2, + {"ARQ Receiver Delay (100us granularity)", "wmx.arq.receiver_delay", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* 22 ARQ Block Lifetime */ + &hf_sfe_arq_block_lifetime_cor2, + {"ARQ Block Lifetime (100us granularity)", "wmx.arq.block_lifetime", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* 23 ARQ Sync Loss Timeout */ + &hf_sfe_arq_sync_loss_timeout_cor2, + {"ARQ Sync Loss Timeout (100us granularity)", "wmx.arq.sync_loss_timeout", FT_UINT16, BASE_DEC, VALS(vals_arq_sync_loss_timeout), 0x0, NULL, HFILL} + }, + { /* 24 ARQ Deliver In Order */ + &hf_sfe_arq_deliver_in_order, + {"ARQ Deliver In Order", "wmx.arq.deliver_in_order", FT_UINT8, BASE_DEC, VALS(vals_arq_deliver_in_order), 0x0, NULL, HFILL} + }, + { /* 25 ARQ Purge Timeout */ + &hf_sfe_arq_rx_purge_timeout, + {"ARQ RX Purge Timeout (100us granularity)", "wmx.arq.rx_purge_timeout", FT_UINT16, BASE_DEC, VALS(vals_arq_rx_purge_timeout), 0x0, NULL, HFILL} + }, + { /* 26 ARQ Block Size */ + &hf_sfe_arq_block_size, + {"ARQ Block Size", "wmx.arq.block_size", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* 26 ARQ Block Size */ + &hf_sfe_arq_block_size_cor2, + {"ARQ Block Size", "wmx.arq.block_size", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL} + }, + { /* 26 ARQ Block Size for Corrigendum 2 */ + &hf_sfe_arq_min_block_size, + {"ARQ Minimum Block Size", "wmx.arq.min_block_size", FT_UINT8, BASE_DEC, NULL, 0x0F, NULL, HFILL} + }, + { /* 26 ARQ Block Size for Corrigendum 2 */ + &hf_sfe_arq_max_block_size, + {"ARQ Maximum Block Size", "wmx.arq.max_block_size", FT_UINT8, BASE_DEC, NULL, 0xF0, NULL, HFILL} + }, + /* 27 reserved */ + { /* 28 CS Specification */ + &hf_sfe_cs_specification, + {"CS Specification", "wmx.sfe.cs_specification", FT_UINT8, BASE_DEC, VALS(vals_cs_specification), 0x0, NULL, HFILL} + }, + { /* 29 Type of Data Delivery Services */ + &hf_sfe_type_of_data_delivery_services, + {"Type of Data Delivery Services", "wmx.sfe.type_of_data_delivery_services", FT_UINT8, BASE_DEC, VALS(vals_type_of_data_delivery_services), 0x0, NULL, HFILL} + }, + { /* 30 SDU Inter-Arrival Interval */ + &hf_sfe_sdu_inter_arrival_interval, + {"SDU Inter-Arrival Interval (in the resolution of 0.5 ms)", "wmx.sfe.sdu_inter_arrival_interval", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* 31 Time Base */ + &hf_sfe_time_base, + {"Time Base", "wmx.sfe.time_base", FT_UINT16, BASE_DEC|BASE_UNIT_STRING, &wimax_units_ms, 0x0, NULL, HFILL} + }, + { /* 32 Paging Preference */ + &hf_sfe_paging_preference, + {"Paging Preference", "wmx.sfe.paging_preference", FT_UINT8, BASE_DEC, VALS(vals_paging_preference), 0x0, NULL, HFILL} + }, + { /* 33 MBS Zone Identifier */ + &hf_sfe_mbs_zone_identifier_assignment, + {"MBS Zone Identifier", "wmx.sfe.mbs_zone_identifier", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* 34 Traffic Indication Preference */ + &hf_sfe_reserved_34, + {"Reserved", "wmx.sfe.reserved_34", FT_UINT8, BASE_DEC, NULL /*VALS(vals_traffic_indication_preference)*/, 0x0, NULL, HFILL} + }, + { /* 35 Global Service Class Name */ + &hf_sfe_global_service_class_name, + {"Global Service Class Name", "wmx.sfe.global_service_class_name", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + /* 36 reserved by 16E */ + /* 36 Reserved */ + { + &hf_sfe_reserved_36, + {"Reserved", "wmx.sfe.reserved_36", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* 37 SN Feedback Enable */ + &hf_sfe_sn_feedback_enabled, + {"SN Feedback", "wmx.sfe.sn_feedback_enabled", FT_UINT8, BASE_DEC, VALS(vals_sn_fb_enable), 0x0, NULL, HFILL} + }, + { /* 38 FSN Size */ + &hf_sfe_fsn_size, + {"FSN Size", "wmx.sfe.fsn_size", FT_UINT8, BASE_DEC, VALS(vals_fsn_size), 0x0, NULL, HFILL} + }, +#if 0 + { /* 39 CID allocation for Active BSs */ + &hf_sfe_cid_alloc_for_active_bs, + {"CID Allocation For Active BSs", "wmx.sfe.cid_alloc_for_active_bs", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, +#endif + { /* 39.1 */ + &hf_sfe_cid_alloc_for_active_bs_cid, + {"CID", "wmx.sfe.cid_alloc_for_active_bs_cid", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* 40 Unsolicited Grant Interval */ + &hf_sfe_unsolicited_grant_interval, + {"Unsolicited Grant Interval", "wmx.sfe.unsolicited_grant_interval", FT_UINT16, BASE_DEC|BASE_UNIT_STRING, &wimax_units_ms, 0x0, NULL, HFILL} + }, + { /* 41 Unsolicited Polling Interval */ + &hf_sfe_unsolicited_polling_interval, + {"Unsolicited Polling Interval", "wmx.sfe.unsolicited_polling_interval", FT_UINT16, BASE_DEC|BASE_UNIT_STRING, &wimax_units_ms, 0x0, NULL, HFILL} + }, + { /* 42 PDU SN extended subheader for HARQ reordering */ + &hf_sfe_pdu_sn_ext_subheader_reorder, + {"PDU SN Extended Subheader For HARQ Reordering", "wmx.sfe.pdu_sn_ext_subheader_reorder", FT_UINT8, BASE_DEC, VALS(vals_pdu_sn_ext_subheader), 0x0, NULL, HFILL} + }, + { /* 43 MBS contents ID */ + &hf_sfe_mbs_contents_ids, + {"MBS contents IDs", "wmx.sfe.mbs_contents_ids", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* 43.1 */ + &hf_sfe_mbs_contents_ids_id, + {"MBS Contents ID", "wmx.sfe.mbs_contents_ids_id", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* 44 HARQ Service Flows */ + &hf_sfe_harq_service_flows, + {"HARQ Service Flows", "wmx.sfe.harq_service_flows", FT_UINT8, BASE_DEC, VALS(vals_harq), 0x0, NULL, HFILL} + }, + { /* 45 Authorization Token */ + &hf_sfe_authorization_token, + {"Authorization Token", "wmx.sfe.authorization_token", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, +#if 0 + { /* 46 HARQ Channel Mapping */ + &hf_sfe_harq_channel_mapping, + {"HARQ Channel Mapping", "wmx.sfe.harq_channel_mapping", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, +#endif + { /* 46.1 HARQ Channel Index*/ + &hf_sfe_harq_channel_mapping_index, + {"HARQ Channel Index", "wmx.sfe.harq_channel_mapping.index", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + /* unknown types */ + { /* unknown SFE types */ + &hf_sfe_unknown_type, + {"Unknown SFE TLV type", "wmx.sfe.unknown_type", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + } + }; + + /* WiMax Convergence Service Parameter Encoding Rules display */ + static hf_register_info hf_csper[] = + { /* 99 - 111 CS parameter encoding rules */ + { /* Classifier DSC Action */ + &hf_cst_classifier_dsc_action, + {"Classifier DSC Action", "wmx.cst.classifier_action", FT_UINT8, BASE_DEC, VALS(vals_cst_classifier_action), 0x0, NULL, HFILL} + }, + { /* Errored Parameter */ + &hf_cst_error_set_errored_param, + {"Errored Parameter", "wmx.cst.error_set.errored_param", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* Error Code */ + &hf_cst_error_set_error_code, + {"Error Code", "wmx.cst.error_set.error_code", FT_UINT8, BASE_HEX, VALS(vals_cc), 0x0, NULL, HFILL} + }, + { /* Error Message */ + &hf_cst_error_set_error_msg, + {"Error Message", "wmx.cst.error_set.error_msg", FT_STRINGZ, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* Packet Classification Rule */ + &hf_cst_pkt_class_rule, + {"Packet Classification Rule", "wmx.cst.pkt_class_rule", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* Classification Rule Priority */ + &hf_cst_pkt_class_rule_priority, + {"Classification Rule Priority", "wmx.cst.pkt_class_rule.priority", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* ToS/Differentiated Services Codepoint (DSCP) Range And Mask */ + &hf_cst_pkt_class_rule_range_mask, + {"ToS/Differentiated Services Codepoint (DSCP) Range And Mask", "wmx.cst.pkt_class_rule.range_mask", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* ToS-Low */ + &hf_cst_pkt_class_rule_tos_low, + {"ToS-Low", "wmx.cst.pkt_class_rule.tos-low", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL} + }, + { /* ToS-High */ + &hf_cst_pkt_class_rule_tos_high, + {"ToS-High", "wmx.cst.pkt_class_rule.tos-high", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL} + }, + { /* ToS-Mask */ + &hf_cst_pkt_class_rule_tos_mask, + {"ToS-Mask", "wmx.cst.pkt_class_rule.tos-mask", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL} + }, + { /* Protocol */ + &hf_cst_pkt_class_rule_protocol, + {"Protocol", "wmx.cst.pkt_class_rule.protocol", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL} + }, +#if 0 /* Removed by the changes of 802.16E 2005 */ + { /* Protocol */ + &hf_cst_pkt_class_rule_protocol, + {"Protocol", "wmx.cst.pkt_class_rule.protocol", FT_BYTES, BASE_HEX, NULL, 0x0, "", HFILL} + }, + { /* Protocol Number */ + &hf_cst_pkt_class_rule_protocol_number, + {"Protocol Number", "wmx.cst.pkt_class_rule.protocol.number", FT_UINT8, BASE_DEC, NULL, 0x0, "", HFILL} + }, +#endif + { /* IP Masked Source Address */ + &hf_cst_pkt_class_rule_ip_masked_src_address, + {"IP Masked Source Address", "wmx.cst.pkt_class_rule.ip_masked_src_address", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* IP Masked Destination Address */ + &hf_cst_pkt_class_rule_ip_masked_dest_address, + {"IP Masked Destination Address", "wmx.cst.pkt_class_rule.ip_masked_dest_address", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* IPv4 Source Address */ + &hf_cst_pkt_class_rule_src_ipv4, + {"IPv4 Source Address", "wmx.cst.pkt_class_rule.src_ipv4", FT_IPv4, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* IPv4 Destination Address */ + &hf_cst_pkt_class_rule_dest_ipv4, + {"IPv4 Destination Address", "wmx.cst.pkt_class_rule.dst_ipv4", FT_IPv4, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* IPv4 Mask */ + &hf_cst_pkt_class_rule_mask_ipv4, + {"IPv4 Mask", "wmx.cst.pkt_class_rule.mask_ipv4", FT_IPv4, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* IPv6 Source Address */ + &hf_cst_pkt_class_rule_src_ipv6, + {"IPv6 Source Address", "wmx.cst.pkt_class_rule.src_ipv6", FT_IPv6, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* IPv6 Destination Address */ + &hf_cst_pkt_class_rule_dest_ipv6, + {"IPv6 Destination Address", "wmx.cst.pkt_class_rule.dst_ipv6", FT_IPv6, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* IPv6 Mask */ + &hf_cst_pkt_class_rule_mask_ipv6, + {"IPv6 Mask", "wmx.cst.pkt_class_rule.mask_ipv6", FT_IPv6, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* Protocol Source Port Range */ + &hf_cst_pkt_class_rule_prot_src_port_range, + {"Protocol Source Port Range", "wmx.cst.pkt_class_rule.prot_src_port_range", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* Src-Port Low */ + &hf_cst_pkt_class_rule_src_port_low, + {"Src-Port Low", "wmx.cst.pkt_class_rule.src_port_low", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* Src-Port High */ + &hf_cst_pkt_class_rule_src_port_high, + {"Src-Port High", "wmx.cst.pkt_class_rule.src_port_high", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* Protocol Destination Port Range */ + &hf_cst_pkt_class_rule_prot_dest_port_range, + {"Protocol Destination Port Range", "wmx.cst.pkt_class_rule.prot_dest_port_range", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* Dst-Port Low */ + &hf_cst_pkt_class_rule_dest_port_low, + {"Dst-Port Low", "wmx.cst.pkt_class_rule.dst_port_low", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* Dst-Port High */ + &hf_cst_pkt_class_rule_dest_port_high, + {"Dst-Port High", "wmx.cst.pkt_class_rule.dst_port_high", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* 802.3/Ethernet Destination MAC Address */ + &hf_cst_pkt_class_rule_dest_mac_address, + {"802.3/Ethernet Destination MAC Address", "wmx.cst.pkt_class_rule.dest_mac_address", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* Destination MAC Address */ + &hf_cst_pkt_class_rule_dest_mac, + {"Destination MAC Address", "wmx.cst.pkt_class_rule.dst_mac", FT_ETHER, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* 802.3/Ethernet Source MAC Address */ + &hf_cst_pkt_class_rule_src_mac_address, + {"802.3/Ethernet Source MAC Address", "wmx.cst.pkt_class_rule.src_mac_address", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* Source MAC Address */ + &hf_cst_pkt_class_rule_src_mac, + {"Source MAC Address", "wmx.cst.pkt_class_rule.src_mac", FT_ETHER, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* MAC Address Mask */ + &hf_cst_pkt_class_rule_mask_mac, + {"MAC Address Mask", "wmx.cst.pkt_class_rule.mask_mac", FT_ETHER, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* Ethertype/IEEE Std 802.2-1998 SAP */ + &hf_cst_pkt_class_rule_ethertype, + {"Ethertype/IEEE Std 802.2-1998 SAP", "wmx.cst.pkt_class_rule.ethertype", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* Ethertype */ + &hf_cst_pkt_class_rule_etype, + {"Ethertype", "wmx.cst.pkt_class_rule.etype", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* Eprot1 */ + &hf_cst_pkt_class_rule_eprot1, + {"Eprot1", "wmx.cst.pkt_class_rule.eprot1", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL} + }, + { /* Eprot2 */ + &hf_cst_pkt_class_rule_eprot2, + {"Eprot2", "wmx.cst.pkt_class_rule.eprot2", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL} + }, + { /* IEEE Std 802.1D-1998 User_Priority */ + &hf_cst_pkt_class_rule_user_priority, + {"IEEE Std 802.1D-1998 User_Priority", "wmx.cst.pkt_class_rule.user_priority", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { + &hf_cst_pkt_class_rule_pri_low, + {"Pri-Low", "wmx.cst.pkt_class_rule.pri-low", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { + &hf_cst_pkt_class_rule_pri_high, + {"Pri-High", "wmx.cst.pkt_class_rule.pri-high", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* IEEE Std 802.1Q-1998 VLAN_ID */ + &hf_cst_pkt_class_rule_vlan_id, + {"IEEE Std 802.1Q-1998 VLAN_ID", "wmx.cst.pkt_class_rule.vlan_id", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* Vlan_Id1 */ + &hf_cst_pkt_class_rule_vlan_id1, + {"Vlan_Id1", "wmx.cst.pkt_class_rule.vlan_id1", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL} + }, + { /* Vlan_Id2 */ + &hf_cst_pkt_class_rule_vlan_id2, + {"Vlan_Id2", "wmx.cst.pkt_class_rule.vlan_id2", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL} + }, + { /* Associated PHSI */ + &hf_cst_pkt_class_rule_phsi, + {"Associated PHSI", "wmx.cst.pkt_class_rule.phsi", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* Packet Classifier Rule Index */ + &hf_cst_pkt_class_rule_index, + {"Packet Classifier Rule Index (PCRI)", "wmx.cst.pkt_class_rule.index", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* Large Context ID for ROHC/ECRTP Compressed Packet or ROHC Feedback Packet */ + &hf_cst_large_context_id, + {"Large Context ID", "wmx.cst.large_context_id", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* Short-Format Context ID for ROHC/ECRTP Compressed Packet or ROHC Feedback Packet */ + &hf_cst_short_format_context_id, + {"Short-Format Context ID", "wmx.cst.short_format_context_id", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* Vendor-Specific Classifier Parameters */ + &hf_cst_pkt_class_rule_vendor_spec, + {"Vendor-Specific Classifier Parameters", "wmx.cst.pkt_class_rule.vendor_spec", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* Classifier Action Rule */ + &hf_cst_pkt_class_rule_classifier_action_rule, + {"Classifier Action Rule", "wmx.cst.pkt_class_rule.classifier.action.rule", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL} + }, + { + &hf_cst_pkt_class_rule_classifier_action_rule_bit0, + {"Bit #0", "wmx.cst.pkt_class_rule.classifier.action.rule.bit0", FT_UINT8, BASE_HEX, VALS(vals_classification_action_rule), CST_PKT_CLASS_RULE_CLASSIFIER_ACTION_RULE_BIT0, NULL, HFILL} + }, + { + &hf_cst_pkt_class_rule_classifier_action_rule_bit1, + {"Reserved", "wmx.cst.pkt_class_rule.classifier.action.rule.reserved", FT_UINT8, BASE_HEX, NULL, CST_PKT_CLASS_RULE_CLASSIFIER_ACTION_RULE_RSV, NULL, HFILL} + }, + { /* PHS DSC action */ + &hf_cst_phs_dsc_action, + {"PHS DSC action", "wmx.cst.phs_dsc_action", FT_UINT8, BASE_DEC, VALS(vals_cst_phs_dsc_action), 0x0, NULL, HFILL} + }, + { /* PHS Rule */ + &hf_cst_phs_rule, + {"PHS Rule", "wmx.cst.phs_rule", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* PHS Rule 1 */ + &hf_cst_phs_phsi, + {"PHSI", "wmx.cst.phs_rule.phsi", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* PHS Rule 2 */ + &hf_cst_phs_phsf, + {"PHSF", "wmx.cst.phs_rule.phsf", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* PHS Rule 3 */ + &hf_cst_phs_phsm, + {"PHSM (bit x: 0-don't suppress the (x+1) byte; 1-suppress the (x+1) byte)", "wmx.cst.phs_rule.phsm", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* PHS Rule 4 */ + &hf_cst_phs_phss, + {"PHSS", "wmx.cst.phs_rule.phss", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* PHS Rule 5 */ + &hf_cst_phs_phsv, + {"PHSV", "wmx.cst.phs_rule.phsv", FT_UINT8, BASE_DEC, VALS(vals_verify), 0x0, NULL, HFILL} + }, + { /* PHS Rule 143 */ + &hf_cst_phs_vendor_spec, + {"Vendor-Specific PHS Parameters", "wmx.cst.phs.vendor_spec", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* IPv6 Flow Label */ + &hf_cst_pkt_class_rule_ipv6_flow_label, + {"IPv6 Flow Label", "wmx.cst.pkt_class_rule.ipv6_flow_label", FT_UINT24, BASE_HEX, NULL, 0x0, NULL, HFILL} + }, + { /* ATM Switching Encoding */ + &hf_csper_atm_switching_encoding, + {"ATM Switching Encoding", "wmx.csper.atm_switching_encoding", FT_UINT8, BASE_DEC, VALS(vals_atm_switching_encodings), 0x0, NULL, HFILL} + }, + { /* ATM Classifier TLV */ + &hf_csper_atm_classifier, + {"ATM Classifier TLV", "wmx.csper.atm_classifier", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* ATM VPI Classifier */ + &hf_csper_atm_classifier_vpi, + {"VPI Classifier", "wmx.csper.atm_classifier_vpi", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL} + }, + { /* ATM VCI Classifier */ + &hf_csper_atm_classifier_vci, + {"VCI Classifier", "wmx.csper.atm_classifier_vci", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL} + }, + { /* ATM Classifier ID */ + &hf_csper_atm_classifier_id, + {"Classifier ID", "wmx.csper.atm_classifier_tlv", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + /* unknown types */ + { /* unknown CSPER types */ + &hf_csper_unknown_type, + {"Unknown CSPER TLV type", "wmx.csper.unknown_type", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { + &hf_cst_invalid_tlv, + {"Invalid TLV", "wmx.cst.invalid_tlv", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + } + }; + + /* WiMax HMAC/CMAC/Short-HMAC Tuples display */ + static hf_register_info hf_xmac[] = + { + { + &hf_xmac_tuple_rsvd, + {"Reserved", "wmx.xmac_tuple.reserved", FT_UINT8, BASE_HEX, NULL, XMAC_TUPLE_RESERVED, NULL, HFILL} + }, + { + &hf_xmac_tuple_key_seq_num, + {"Key Sequence Number", "wmx.xmac_tuple.key_sn", FT_UINT8, BASE_DEC, NULL, XMAC_TUPLE_KEY_SEQ_NUM, NULL, HFILL} + }, + { + &hf_hmac_tuple_hmac_digest, + {"HMAC Digest", "wmx.xmac_tuple.hmac_digest", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { + &hf_cmac_tuple_bsid, + {"BSID", "wmx.cmac_tuple.bsid", FT_ETHER, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { + &hf_cmac_tuple_cmac_value, + {"CMAC Value", "wmx.cmac_tuple.cmac.value", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { + &hf_packet_number_counter, + {"Packet Number Counter", "wmx.xmac_tuple.packet_number_count", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL} + } + }; + + static hf_register_info hf_snp[] = + { + { /* 11.8.4.1 */ + &hf_snp_pkm_version_support, + {"PKM Version Support", "wmx.security_negotiation_parameters.pkm_version_support",FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL} + }, + { + &hf_snp_pkm_version_support_bit0, + {"PKM version 1", "wmx.security_negotiation_parameters.pkm_version_support.bit0",FT_BOOLEAN, 8, TFS(&tfs_supported), SNP_PKM_VERSION_SUPPORT_BIT0, NULL, HFILL} + }, + { + &hf_snp_pkm_version_support_bit1, + {"PKM version 2", "wmx.security_negotiation_parameters.pkm_version_support.bit1",FT_BOOLEAN, 8, TFS(&tfs_supported), SNP_PKM_VERSION_SUPPORT_BIT1, NULL, HFILL} + }, + { + &hf_snp_pkm_version_support_reserved, + {"Reserved", "wmx.security_negotiation_parameters.pkm_version_support.reserved",FT_UINT8, BASE_HEX, NULL, SNP_PKM_VERSION_SUPPORT_RSV, NULL, HFILL} + }, + { /* 11.8.4.2 */ + &hf_snp_auth_policy_support, + {"Authorization Policy Support", "wmx.security_negotiation_parameters.auth_policy_support",FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL} + }, + { + &hf_snp_auth_policy_support_bit0, + {"RSA-based Authorization At The Initial Network Entry", "wmx.security_negotiation_parameters.auth_policy_support.bit0",FT_BOOLEAN, 8, TFS(&tfs_supported), SNP_AUTH_POLICY_SUPPORT_BIT0, NULL, HFILL} + }, + { + &hf_snp_auth_policy_support_bit1, + {"EAP-based Authorization At The Initial Network Entry", "wmx.security_negotiation_parameters.auth_policy_support.bit1",FT_BOOLEAN, 8, TFS(&tfs_supported), SNP_AUTH_POLICY_SUPPORT_BIT1, NULL, HFILL} + }, + { + &hf_snp_auth_policy_support_bit2, + {"Authenticated EAP-based Authorization At The Initial Network Entry", "wmx.security_negotiation_parameters.auth_policy_support.bit2",FT_BOOLEAN, 8, TFS(&tfs_supported), SNP_AUTH_POLICY_SUPPORT_BIT2, NULL, HFILL} + }, + { + &hf_snp_auth_policy_support_bit3, + {"Reserved", "wmx.security_negotiation_parameters.auth_policy_support.bit3",FT_UINT8, BASE_HEX, NULL, SNP_AUTH_POLICY_SUPPORT_BIT3, NULL, HFILL} + }, + { + &hf_snp_auth_policy_support_bit4, + {"RSA-based Authorization At Re-entry", "wmx.security_negotiation_parameters.auth_policy_support.bit4",FT_BOOLEAN, 8, TFS(&tfs_supported), SNP_AUTH_POLICY_SUPPORT_BIT4, NULL, HFILL} + }, + { + &hf_snp_auth_policy_support_bit5, + {"EAP-based Authorization At Re-entry", "wmx.security_negotiation_parameters.auth_policy_support.bit5",FT_BOOLEAN, 8, TFS(&tfs_supported), SNP_AUTH_POLICY_SUPPORT_BIT5, NULL, HFILL} + }, + { + &hf_snp_auth_policy_support_bit6, + {"Authenticated EAP-based Authorization At Re-entry", "wmx.security_negotiation_parameters.auth_policy_support.bit6",FT_BOOLEAN, 8, TFS(&tfs_supported), SNP_AUTH_POLICY_SUPPORT_BIT6, NULL, HFILL} + }, + { + &hf_snp_auth_policy_support_bit7, + {"Reserved", "wmx.security_negotiation_parameters.auth_policy_support.bit7",FT_UINT8, BASE_HEX, NULL, SNP_AUTH_POLICY_SUPPORT_BIT7, NULL, HFILL} + }, + { /* 11.8.4.3 */ + &hf_snp_mac_mode, + {"MAC (Message Authentication Code) Mode", "wmx.security_negotiation_parameters.mac_mode",FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL} + }, + { + &hf_snp_mac_mode_bit0, + {"HMAC", "wmx.security_negotiation_parameters.mac_mode.bit0",FT_BOOLEAN, 8, TFS(&tfs_supported), SNP_MAC_MODE_BIT0, NULL, HFILL} + }, + { + &hf_snp_mac_mode_bit1, + {"CMAC", "wmx.security_negotiation_parameters.mac_mode.bit1",FT_BOOLEAN, 8, TFS(&tfs_supported), SNP_MAC_MODE_BIT1, NULL, HFILL} + }, + { + &hf_snp_mac_mode_bit1_rsvd, + {"Reserved", "wmx.security_negotiation_parameters.mac_mode.bit1_rsvd",FT_BOOLEAN, 8, TFS(&tfs_supported), SNP_MAC_MODE_BIT1, NULL, HFILL} + }, + { + &hf_snp_mac_mode_bit2, + {"64-bit Short-HMAC", "wmx.security_negotiation_parameters.mac_mode.bit2",FT_BOOLEAN, 8, TFS(&tfs_supported), SNP_MAC_MODE_BIT2, NULL, HFILL} + }, + { + &hf_snp_mac_mode_bit3, + {"80-bit Short-HMAC", "wmx.security_negotiation_parameters.mac_mode.bit3",FT_BOOLEAN, 8, TFS(&tfs_supported), SNP_MAC_MODE_BIT3, NULL, HFILL} + }, + { + &hf_snp_mac_mode_bit4, + {"96-bit Short-HMAC", "wmx.security_negotiation_parameters.mac_mode.bit4",FT_BOOLEAN, 8, TFS(&tfs_supported), SNP_MAC_MODE_BIT4, NULL, HFILL} + }, + { + &hf_snp_mac_mode_bit5, + {"CMAC", "wmx.security_negotiation_parameters.mac_mode.bit5",FT_BOOLEAN, 8, TFS(&tfs_supported), SNP_MAC_MODE_BIT5, NULL, HFILL} + }, + { + &hf_snp_mac_mode_reserved, + {"Reserved", "wmx.security_negotiation_parameters.mac_mode.reserved",FT_UINT8, BASE_HEX, NULL, SNP_MAC_MODE_RSV, NULL, HFILL} + }, + { + &hf_snp_mac_mode_reserved1, + {"Reserved", "wmx.security_negotiation_parameters.mac_mode.reserved",FT_UINT8, BASE_HEX, NULL, SNP_MAC_MODE_RSV1, NULL, HFILL} + }, + { /* 11.8.4.4 */ + &hf_snp_pn_window_size, + {"PN Window Size", "wmx.security_negotiation_parameters.pn_window_size",FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* 11.8.4.5 */ + &hf_snp_max_conc_transactions, + {"Maximum concurrent transactions (0 indicates no limit)", "wmx.security_negotiation_parameters.max_conc_transactions",FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* 11.8.4.6 */ + &hf_snp_max_suppt_sec_assns, + {"Maximum number of security associations supported by the SS", "wmx.security_negotiation_parameters.max_suppt_sec_assns",FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { + &hf_snp_unknown_type, + {"Unknown Security Negotiation Parameter type", "wmx.security_negotiation_parameters.unknown.type",FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + } + }; + + static hf_register_info hf_pkm[] = + { + { /* 11.9.1 - type 6 */ + &hf_pkm_msg_attr_display, + {"Display String", "wmx.pkm_msg.pkm_attr.display_string", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* 11.9.2 - type 7 */ + &hf_pkm_msg_attr_auth_key, + {"Auth Key", "wmx.pkm_msg.pkm_attr.auth_key", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* 11.9.3 - type 8 */ + &hf_pkm_msg_attr_tek, + {"TEK", "wmx.pkm_msg.pkm_attr.tek", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* 11.9.4 - type 9 */ + &hf_pkm_msg_attr_key_life_time, + {"Key Lifetime", "wmx.pkm_msg.pkm_attr.key_life_time", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL} + }, + { /* 11.9.5 - type 10 */ + &hf_pkm_msg_attr_key_seq_num, + {"Key Sequence Number", "wmx.pkm_msg.pkm_attr.key_seq_num", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* 11.9.6 - type 11 */ + &hf_pkm_msg_attr_hmac_digest, + {"HMAC-Digest", "wmx.pkm_msg.pkm_attr.hmac_digest", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* 11.9.7 - type 12 */ + &hf_pkm_msg_attr_said, + {"SAID", "wmx.pkm_msg.pkm_attr.said", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL} + }, +#if 0 /* not been used */ + { /* 11.9.8 - type 13 */ + &hf_pkm_msg_attr_tek_param, + {"TEK Parameters", "wmx.pkm_msg.pkm_attr.tek_parameters", FT_BYTES, BASE_HEX, NULL, 0x0, "", HFILL} + }, +#endif + { /* 11.9.9 - type 15 */ + &hf_pkm_msg_attr_cbc_iv, + {"CBC IV", "wmx.pkm_msg.pkm_attr.cbc_iv", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* 11.9.10 - type 16 */ + &hf_pkm_msg_attr_error_code, + {"Error Code", "wmx.pkm_msg.pkm_attr.error_code", FT_UINT8, BASE_DEC, VALS(vals_pkm_attr_error_codes), 0x0, NULL, HFILL} + }, + { /* 11.9.11 - type 17 */ + &hf_pkm_msg_attr_ca_certificate, + {"CA Certificate", "wmx.pkm_msg.pkm_attr.ca_certificate", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* 11.9.12 - type 18 */ + &hf_pkm_msg_attr_ss_certificate, + {"SS Certificate", "wmx.pkm_msg.pkm_attr.ss_certificate", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, +#if 0 /* not been used */ + { /* 11.9.13 - type 19 */ + &hf_pkm_msg_attr_security_capabilities, + {"Security Capabilities", "wmx.pkm_msg.pkm_attr.security_capabilities", FT_BYTES, BASE_HEX, NULL, 0x0, "", HFILL} + }, +#endif + { /* 11.9.14 - type 20 */ + &hf_pkm_msg_crypto_suite, + {"Cryptography", "wmx.pkm_msg.pkm_attr.crypto_suite", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { + &hf_pkm_msg_crypto_suite_msb, + {"Data Encryption Algorithm Identifiers", "wmx.pkm_msg.pkm_attr.crypto_suite.msb", FT_UINT8, BASE_DEC, VALS(vals_data_encryption_ids), 0x0, NULL, HFILL} + }, + { + &hf_pkm_msg_crypto_suite_middle, + {"Data Authentication Algorithm Identifiers", "wmx.pkm_msg.pkm_attr.crypto_suite.middle", FT_UINT8, BASE_DEC, VALS(vals_data_authentication_ids), 0x0, NULL, HFILL} + }, + { + &hf_pkm_msg_crypto_suite_lsb, + {"TEK Encryption Algorithm Identifiers", "wmx.pkm_msg.pkm_attr.crypto_suite.lsb", FT_UINT8, BASE_DEC, VALS(vals_tek_encryption_ids), 0x0, NULL, HFILL} + }, +#if 0 /* not been used */ + { /* 11.9.15 - type 21 */ + &hf_pkm_msg_crypto_list, + {"Cryptographic-Suite List", "wmx.pkm_msg.pkm_attr.crypto_suite_list", FT_BYTES, BASE_HEX, NULL, 0x0, "", HFILL} + }, +#endif +#if 0 /* deleted by 802.16E */ + { /* 11.9.16 - type 22 */ + &hf_pkm_msg_version, + {"Reserved ", "wmx.pkm_msg.pkm_attr.version", FT_UINT8, BASE_HEX, NULL, 0x0, "", HFILL} + }, +#endif +#if 0 /* not been used */ + { /* 11.9.17 - type 23 */ + &hf_pkm_msg_sa_descriptor, + {"SA Descriptor", "wmx.pkm_msg.pkm_attr.sa_descriptor", FT_BYTES, BASE_HEX, NULL, 0x0, "", HFILL} + }, +#endif + { /* 11.9.18 - type 24 */ + &hf_pkm_sa_type, + {"SA Type", "wmx.pkm_msg.pkm_attr.sa_type", FT_UINT8, BASE_DEC, VALS(vs_sa_type), 0x0, NULL, HFILL} + }, +#if 0 /* not been used */ + { /* 11.9.?? - type 25 */ + &hf_pkm_attr_security_negotiation_parameters, + {"Security Negotiation Parameters", "wmx.pkm_msg.pkm_attr.security_negotiation_parameters", FT_BYTES, BASE_HEX, NULL, 0x0, "", HFILL} + }, +#endif +#if 0 /* not been used */ + { /* 11.9.19 - type 27 */ + &hf_pkm_attr_config_settings, + {"PKM Configuration Settings", "wmx.pkm_msg.pkm_attr.config_settings", FT_BYTES, BASE_HEX, NULL, 0x0, "", HFILL} + }, +#endif + { /* 11.9.19.1 */ + &hf_pkm_config_settings_authorize_waitout, + {"Authorize Wait Timeout (in seconds)", "wmx.pkm_msg.pkm_attr.config_settings.authorize_waitout", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* 11.9.19.2 */ + &hf_pkm_config_settings_reauthorize_waitout, + {"Reauthorize Wait Timeout (in seconds)", "wmx.pkm_msg.pkm_attr.config_settings.reauthorize_waitout", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* 11.9.19.3 */ + &hf_pkm_config_settings_grace_time, + {"Authorization Grace Time (in seconds)", "wmx.pkm_msg.pkm_attr.config_settings.grace_time", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* 11.9.19.4 */ + &hf_pkm_config_settings_operational_waittime, + {"Operational Wait Timeout (in seconds)", "wmx.pkm_msg.pkm_attr.config_settings.operational_wait_timeout", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* 11.9.19.5 */ + &hf_pkm_config_settings_rekey_wait_timeout, + {"Rekey Wait Timeout (in seconds)", "wmx.pkm_msg.pkm_attr.config_settings.rekey_wait_timeout", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* 11.9.19.6 */ + &hf_pkm_config_settings_tek_grace_time, + {"TEK Grace Time (in seconds)", "wmx.pkm_msg.pkm_attr.config_settings.tek_grace_time", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* 11.9.19.7 */ + &hf_pkm_config_settings_authorize_reject_wait_timeout, + {"Authorize Reject Wait Timeout(in seconds)", "wmx.pkm_msg.pkm_attr.config_settings.authorize_reject_wait_timeout", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* 11.9.20 - type 29 */ + &hf_pkm_attr_nonce, + {"Nonce", "wmx.pkm_msg.pkm_attr.nonce", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* 11.9.21 - type 33 */ + &hf_pkm_attr_ss_random, + {"SS_RANDOM", "wmx.pkm_msg.pkm_attr.ss_random", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* 11.9.22 - type 34 */ + &hf_pkm_attr_bs_random, + {"BS_RANDOM", "wmx.pkm_msg.pkm_attr.bs_random", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* 11.9.23 - type 35 */ + &hf_pkm_attr_pre_pak, + {"Pre-PAK", "wmx.pkm_msg.pkm_attr.pre_pak", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, +#if 0 /* no definition */ + { /* 11.9.?? - type 36 */ + &hf_pkm_attr_pak_ak_seq_number, + {"PAK/AK Sequence Number", "wmx.pkm_msg.pkm_attr.pak_ak_seq_number", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, +#endif + { /* 11.9.24 - type 37 */ + &hf_pkm_attr_bs_certificate, + {"BS Certificate", "wmx.pkm_msg.pkm_attr.bs_certificate", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* 11.9.25 - type 38 */ + &hf_pkm_attr_sig_bs, + {"SigBS", "wmx.pkm_msg.pkm_attr.sig_bs",FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* 11.9.26 - type 39 */ + &hf_pkm_attr_ms_mac_address, + {"MS-MAC Address", "wmx.pkm_msg.pkm_attr.ms_mac_address",FT_ETHER, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* 11.9.27 - type 40 */ + &hf_pkm_attr_cmac_digest, + {"CMAC Digest", "wmx.pkm_msg.pkm_attr.cmac_digest",FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { + &hf_pkm_attr_cmac_digest_pn, + {"CMAC Packet Number counter, CMAC_PN_*", "wmx.pkm_msg.pkm_attr.cmac_digest.pn",FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL} + }, + { + &hf_pkm_attr_cmac_digest_value, + {"CMAC Value", "wmx.pkm_msg.pkm_attr.cmac_digest.value",FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* 11.9.28 - type 41 */ + &hf_pkm_attr_push_modes, + {"Key Push Modes", "wmx.pkm_msg.pkm_attr.key_push_modes",FT_UINT8, BASE_DEC, VALS(va_key_push_modes), 0x0, NULL, HFILL} + }, + { /* 11.9.29 - type 42 */ + &hf_pkm_attr_key_push_counter, + {"Key Push Counter", "wmx.pkm_msg.pkm_attr.key_push_counter",FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { /* 11.9.30 - type 43 */ + &hf_pkm_attr_gkek, + {"GKEK", "wmx.pkm_msg.pkm_attr.gkek",FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* 11.9.31 - type 44 */ + &hf_pkm_attr_sig_ss, + {"SigSS", "wmx.pkm_msg.pkm_attr.sig_ss",FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* 11.9.32 - type 45 */ + &hf_pkm_attr_akid, + {"AKID", "wmx.pkm_msg.pkm_attr.akid",FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* 11.9.33 - type 28 */ + &hf_pkm_attr_eap_payload, + {"EAP Payload", "wmx.pkm_msg.pkm_attr.eap_payload", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { /* 11.9.34 - type 30 */ + &hf_pkm_attr_auth_result_code, + {"Auth Result Code", "wmx.pkm_msg.pkm_attr.auth_result_code", FT_UINT8, BASE_DEC, VALS(vs_success_reject), 0x0, NULL, HFILL} + }, + { /* 11.9.35 - type 31 */ + &hf_pkm_attr_sa_service_type, + {"SA Service Type", "wmx.pkm_msg.pkm_attr.sa_service_type", FT_UINT8, BASE_DEC, VALS(vs_sa_service_type), 0x0, NULL, HFILL} + }, +#if 0 /* same as 11.9.19 */ + { /* 11.9.36 - type 27 */ + &hf_pkm_attr_config_settings, + {"PKMv2 Configuration Settings", "wmx.pkm_msg.pkm_attr.config_settings", FT_BYTES, BASE_HEX, NULL, 0x0, "", HFILL} + }, +#endif + { /* 11.9.37 - type 32 */ + &hf_pkm_attr_frame_number, + {"Frame Number", "wmx.pkm_msg.pkm_attr.frame_number", FT_UINT24, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, +#if 1 /* no definitions [??] */ + { /* 11.9.?? - type 46 */ + &hf_pkm_attr_associated_gkek_seq_number, + {"Associated GKEK Sequence Number", "wmx.pkm_msg.pkm_attr.associated_gkek_seq_number",FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, +#endif +#if 0 + { /* 11.9.?? - type 47 */ + &hf_pkm_attr_gkek_params, + {"GKEK Parameters", "wmx.pkm_msg.pkm_attr.gkek_params",FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, +#endif + { + &hf_pkm_msg_unknown_type, + {"Unknown Type", "wmx.pkm.unknown.type", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + } + }; + + /* WiMax Common TLV Encoding display */ + static hf_register_info hf_common_tlv[] = + { + { + &hf_common_tlv_mac_version, + { "MAC Version", "wmx.common_tlv.mac_version", FT_UINT8, BASE_DEC, VALS(vals_dcd_mac_version), 0x0, NULL, HFILL} + }, + { + &hf_common_tlv_vendor_id, + { "Vendor ID Encoding", "wmx.common_tlv.vendor_id_encoding", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { + &hf_common_tlv_vendor_specific_type, + { "Vendor Specific Type", "wmx.common_tlv.vendor_specific_type", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL} + }, + { + &hf_common_tlv_vendor_specific_length_size, + { + "Vendor Specific Length Size", "wmx.common_tlv.vendor_specific_length_size", + FT_UINT8, BASE_HEX, NULL, 0x0, + NULL, HFILL + } + }, + { + &hf_common_tlv_vendor_specific_length, + { "Vendor Specific Length", "wmx.common_tlv.vendor_specific_length", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL} + }, + { + &hf_common_tlv_vendor_specific_value, + { "Vendor Specific Value", "wmx.common_tlv.vendor_specific_value", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, + { + &hf_common_current_transmitted_power, + { "Current Transmitted Power", "wmx.common_tlv.current_transmitted_power", FT_FLOAT, BASE_NONE, NULL, 0x0, NULL, HFILL} + }, +#if 0 + { + &hf_common_tlv_unknown_type, + {"Unknown Common TLV Type", "wmx.common_tlv.unknown_type", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL} + } +#endif + }; + + static ei_register_info ei[] = { + { &ei_common_tlv_info, { "wmx.common_tlv.invalid", PI_PROTOCOL, PI_WARN, "Invalid TLV info", EXPFILL }}, + }; + + expert_module_t* expert_wimax_utility; + + if(proto_wimax_utility_decoders == -1) + { + proto_wimax_utility_decoders = proto_register_protocol ( + "WiMax Sub-TLV Messages", + /* name */ + "WiMax Sub-TLV (sub)", /* short name */ + "wmx.sub" /* abbrev */ + ); + + proto_register_subtree_array(ett, array_length(ett)); + proto_register_field_array(proto_wimax_utility_decoders, hf_sfe, array_length(hf_sfe)); + proto_register_field_array(proto_wimax_utility_decoders, hf_csper, array_length(hf_csper)); + proto_register_field_array(proto_wimax_utility_decoders, hf_xmac, array_length(hf_xmac)); + proto_register_field_array(proto_wimax_utility_decoders, hf_snp, array_length(hf_snp)); + proto_register_field_array(proto_wimax_utility_decoders, hf_pkm, array_length(hf_pkm)); + proto_register_field_array(proto_wimax_utility_decoders, hf_common_tlv, array_length(hf_common_tlv)); + expert_wimax_utility = expert_register_protocol(proto_wimax_utility_decoders); + expert_register_field_array(expert_wimax_utility, ei, array_length(ei)); + + eap_handle = find_dissector("eap"); + } +} + +/**************************************************************/ +/* wimax_error_parameter_set_decoder() */ +/* decode and display the WiMax Error Parameter Set */ +/* parameter: */ +/* tvb - pointer of the tvb of error_parameter_set */ +/* tree - pointer of Wireshark display tree */ +/* pinfo - pointer of Wireshark packet information structure*/ +/**************************************************************/ +void wimax_error_parameter_set_decoder(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) +{ + guint offset; + guint tvb_len, tlv_len; + gint tlv_type; + proto_item *ceps_item = NULL; + proto_tree *ceps_tree = NULL; + tlv_info_t tlv_info; + + /* get the tvb reported length */ + tvb_len = tvb_reported_length(tvb); + offset = 0; + /* display error parameter information */ + ceps_item = proto_tree_add_protocol_format(tree, proto_wimax_utility_decoders, tvb, offset, tvb_len, "Error Parameter Set (%u bytes)", tvb_len); + /* add CS Parameter Encoding Rules subtree */ + ceps_tree = proto_item_add_subtree(ceps_item, ett_wimax_error_parameter_set); + /* do nothing if the TLV fields is not exist */ + if(!tvb_len) + return; + /* report error if the packet size is less than 2 bytes (type+length) */ + if(tvb_len < 2) + { /* invalid tlv info */ + col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "Invalid Error Parameter Set"); + return; + } + /* process the classifier error parameter set */ + while(offset < tvb_len) + { /* get the TLV information */ + init_tlv_info(&tlv_info, tvb, offset); + /* get the TLV type */ + tlv_type = get_tlv_type(&tlv_info); + /* get the TLV length */ + tlv_len = get_tlv_length(&tlv_info); + if(tlv_type == -1 || tlv_len > MAX_TLV_LEN || tlv_len < 1) + { /* invalid tlv info */ + col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "EPS TLV error"); + proto_tree_add_item(ceps_tree, hf_cst_invalid_tlv, tvb, offset, (tvb_len - offset), ENC_NA); + break; + } +#ifdef DEBUG /* for debug only */ + proto_tree_add_protocol_format(ceps_tree, proto_wimax_utility_decoders, tvb, offset, (tlv_len+2+get_tlv_size_of_length(&tlv_info)), "EPS TLV Type: %u (%u bytes, offset=%u, tvb_len=%u)", tlv_type, tlv_len, offset, tvb_len); +#endif + /* parse the Classifier Error Parameter Set */ + switch (tlv_type) + { + case CST_ERROR_SET_ERRORED_PARAM: + add_tlv_subtree(&tlv_info, ceps_tree, hf_cst_error_set_errored_param, tvb, offset, ENC_NA); + break; + case CST_ERROR_SET_ERROR_CODE: + add_tlv_subtree(&tlv_info, ceps_tree, hf_cst_error_set_error_code, tvb, offset, ENC_BIG_ENDIAN); + break; + case CST_ERROR_SET_ERROR_MSG: + add_tlv_subtree(&tlv_info, ceps_tree, hf_cst_error_set_error_msg, tvb, offset, ENC_ASCII|ENC_NA); + break; + } + offset += (tlv_len+get_tlv_value_offset(&tlv_info)); + } +} + +/****************************************************************/ +/* wimax_convengence_service_parameter_encoding_rules_decoder() */ +/* decode and display the WiMax Convergence Service Parameter */ +/* Encoding Rules */ +/* parameter: */ +/* sfe_type - Service Flow Encodings type */ +/* tvb - pointer of the tvb of service flow encodings */ +/* tree - pointer of Wireshark display tree */ +/* pinfo - pointer of Wireshark packet information structure */ +/****************************************************************/ +/* CS Parameter Encoding Rules handling function */ +void wimax_convengence_service_parameter_encoding_rules_decoder(guint sfe_type, tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) +{ + guint offset, tlv_offset; + guint tvb_len, tlv_len, length; + gint tlv_type; + proto_item *csper_item; + proto_tree *csper_tree; + proto_tree *tlv_tree, *ti_tree; + proto_item *tlv_item, *ti_item; + tlv_info_t tlv_info; + gboolean ipv6 = ((sfe_type == SFE_CSPER_PACKET_IPV6) || (sfe_type == SFE_CSPER_PACKET_IPV6_802_3) || (sfe_type == SFE_CSPER_PACKET_IPV6_802_1Q)); + + /* sanity check */ + if((sfe_type < SFE_CSPER_ATM) || (sfe_type > SFE_CSPER_PACKET_IP_802_3_ECRTP_COMPRESSION)) + return; /* invalid CS Parameter Encodings */ + + /* get the tvb reported length */ + tvb_len = tvb_reported_length(tvb); + offset = 0; + /* display SFE information */ + csper_item = proto_tree_add_protocol_format(tree, proto_wimax_utility_decoders, tvb, offset, tvb_len, "Convergence Service Parameter Encoding Rules (%u bytes)", tvb_len); + /* add CS Parameter Encoding Rules subtree */ + csper_tree = proto_item_add_subtree(csper_item, ett_wimax_cst_encoding_rules); + /* do nothing if the TLV fields is not exist */ + if(!tvb_len) + return; + /* report error if the packet size is less than 2 bytes (type+length) */ + if(tvb_len < 2) + { /* invalid tlv info */ + col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "Invalid Convergence Service Parameter Encoding Rules"); + return; + } + /* process WiMax Service Flow Encodings */ + while(offset < tvb_len) + { /* get the TLV information */ + init_tlv_info(&tlv_info, tvb, offset); + /* get the TLV type */ + tlv_type = get_tlv_type(&tlv_info); + /* get the TLV length */ + tlv_len = get_tlv_length(&tlv_info); + if(tlv_type == -1 || tlv_len > MAX_TLV_LEN || tlv_len < 1) + { /* invalid tlv info */ + col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "CSPER TLV error"); + proto_tree_add_item(csper_tree, hf_cst_invalid_tlv, tvb, offset, (tvb_len - offset), ENC_NA); + break; + } +#ifdef DEBUG /* for debug only */ + proto_tree_add_protocol_format(csper_tree, proto_wimax_utility_decoders, tvb, offset, (tlv_len+2+get_tlv_size_of_length(&tlv_info)), "CSPER TLV Type: %u (%u bytes, offset=%u, tvb_len=%u)", tlv_type, tlv_len, offset, tvb_len); +#endif + /* update the offset */ + offset += get_tlv_value_offset(&tlv_info); + /* parse the CS parameter Encoding Rule TLV */ + if(sfe_type == SFE_CSPER_ATM) + { /* ATM CS Encodings */ + switch (tlv_type) + { + case CST_ATM_SWITCHING: + add_tlv_subtree(&tlv_info, csper_tree, hf_csper_atm_switching_encoding, tvb, offset-get_tlv_value_offset(&tlv_info), ENC_BIG_ENDIAN); + break; + case CST_ATM_CLASSIFIER: + /* add TLV subtree */ + tlv_item = add_tlv_subtree(&tlv_info, csper_tree, hf_csper_atm_classifier, tvb, offset-get_tlv_value_offset(&tlv_info), ENC_NA); + tlv_tree = proto_item_add_subtree(tlv_item, ett_wimax_cst_encoding_rules); + tlv_offset = offset; + while(tlv_offset < (tlv_len + offset)) + { + /* get the TLV information */ + init_tlv_info(&tlv_info, tvb, tlv_offset); + /* get the TLV type */ + tlv_type = get_tlv_type(&tlv_info); + /* get the TLV length */ + length = get_tlv_length(&tlv_info); + if(tlv_type == -1 || length > MAX_TLV_LEN || length < 1) + { /* invalid tlv info */ + col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "ATM Classifier TLV error"); + proto_tree_add_item(tlv_tree, hf_cst_invalid_tlv, tvb, offset, (tlv_len - tlv_offset), ENC_NA); + break; + } +#ifdef DEBUG /* for debug only */ + proto_tree_add_protocol_format(csper_tree, proto_wimax_utility_decoders, tvb, offset, (tlv_len+2+get_tlv_size_of_length(&tlv_info)), "ATM Classifier TLV Type: %u (%u bytes, offset=%u, tlv_len=%u)", tlv_type, length, offset, tlv_len); +#endif + switch (tlv_type) + { + case ATM_VPI_CLASSIFIER: + add_tlv_subtree(&tlv_info, tlv_tree, hf_csper_atm_classifier_vpi, tvb, tlv_offset, ENC_BIG_ENDIAN); + break; + case ATM_VCI_CLASSIFIER: + add_tlv_subtree(&tlv_info, tlv_tree, hf_csper_atm_classifier_vci, tvb, tlv_offset, ENC_BIG_ENDIAN); + break; + case ATM_CLASSIFIER_ID: + add_tlv_subtree(&tlv_info, tlv_tree, hf_csper_atm_classifier_id, tvb, tlv_offset, ENC_BIG_ENDIAN); + break; + default: + break; + } + tlv_offset += (length + get_tlv_value_offset(&tlv_info)); + } /* end of while loop */ + break; + case CST_ATM_CLASSIFIER_DSC_ACTION: + add_tlv_subtree(&tlv_info, csper_tree, hf_cst_classifier_dsc_action, tvb, offset-get_tlv_value_offset(&tlv_info), ENC_BIG_ENDIAN); + break; + case CST_ATM_CLASSIFIER_ERROR_PARAMETER_SET: + /* call the error parameter set function */ + tlv_tree = add_protocol_subtree(&tlv_info, ett_wimax_cst_encoding_rules, csper_tree, proto_wimax_utility_decoders, tvb, offset-get_tlv_value_offset(&tlv_info), tlv_len, "Classifier Error Parameter Set"); + wimax_error_parameter_set_decoder(tvb_new_subset_length(tvb, offset, tlv_len), pinfo, tlv_tree); + break; + default: + /* display the unknown ATM CS encoding in hex */ + add_tlv_subtree(&tlv_info, csper_tree, hf_csper_unknown_type, tvb, offset-get_tlv_value_offset(&tlv_info), ENC_NA); + break; + } + } + else + { + switch (tlv_type) + { + case CST_CLASSIFIER_ACTION: + add_tlv_subtree(&tlv_info, csper_tree, hf_cst_classifier_dsc_action, tvb, offset-get_tlv_value_offset(&tlv_info), ENC_BIG_ENDIAN); + break; + case CST_CLASSIFIER_ERROR_PARAM_SET: + case CST_PHS_ERROR_PARAM_SET: + tlv_tree = add_protocol_subtree(&tlv_info, ett_wimax_cst_encoding_rules, csper_tree, proto_wimax_utility_decoders, tvb, offset-get_tlv_value_offset(&tlv_info), tlv_len, "Classifier Error Parameter Set"); + /* call the error parameter set function */ + wimax_error_parameter_set_decoder(tvb_new_subset_length(tvb, offset, tlv_len), pinfo, tlv_tree); + break; + case CST_PACKET_CLASSIFICATION_RULE: + { + /* add TLV subtree */ + tlv_item = add_tlv_subtree(&tlv_info, csper_tree, hf_cst_pkt_class_rule, tvb, offset-get_tlv_value_offset(&tlv_info), ENC_NA); + tlv_tree = proto_item_add_subtree(tlv_item, ett_wimax_cst_encoding_rules); + tlv_offset = offset; + while(tlv_offset < (tlv_len + offset)) + { + /* get the TLV information */ + init_tlv_info(&tlv_info, tvb, tlv_offset); + /* get the TLV type */ + tlv_type = get_tlv_type(&tlv_info); + /* get the TLV length */ + length = get_tlv_length(&tlv_info); + if(tlv_type == -1 || length > MAX_TLV_LEN || length < 1) + { /* invalid tlv info */ + col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "Packet Classification Rule TLV error"); + proto_tree_add_item(tlv_tree, hf_cst_invalid_tlv, tvb, offset, (tlv_len - tlv_offset), ENC_NA); + break; + } +#ifdef DEBUG /* for debug only */ + proto_tree_add_protocol_format(csper_tree, proto_wimax_utility_decoders, tvb, tlv_offset, (length + get_tlv_value_offset(&tlv_info)), "Packet Classification Rule TLV Type: %u (%u bytes, offset=%u, tlv_len=%u)", tlv_type, length, tlv_offset, tlv_len); +#endif + /* update the offset */ + tlv_offset += get_tlv_value_offset(&tlv_info); + switch (tlv_type) + { + case CST_PKT_CLASS_RULE_PRIORITY: + add_tlv_subtree(&tlv_info, tlv_tree, hf_cst_pkt_class_rule_priority, tvb, tlv_offset-get_tlv_value_offset(&tlv_info), ENC_BIG_ENDIAN); + break; + case CST_PKT_CLASS_RULE_RANGE_MASK: + /* add TLV subtree */ + ti_item = add_tlv_subtree(&tlv_info, tlv_tree, hf_cst_pkt_class_rule_range_mask, tvb, tlv_offset-get_tlv_value_offset(&tlv_info), ENC_NA); + ti_tree = proto_item_add_subtree(ti_item, ett_wimax_cst_encoding_rules); + proto_tree_add_item(ti_tree, hf_cst_pkt_class_rule_tos_low, tvb, tlv_offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(ti_tree, hf_cst_pkt_class_rule_tos_high, tvb, tlv_offset + 1, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(ti_tree, hf_cst_pkt_class_rule_tos_mask, tvb, tlv_offset + 2, 1, ENC_BIG_ENDIAN); + break; + case CST_PKT_CLASS_RULE_PROTOCOL: + add_tlv_subtree(&tlv_info, tlv_tree, hf_cst_pkt_class_rule_protocol, tvb, tlv_offset-get_tlv_value_offset(&tlv_info), ENC_BIG_ENDIAN); + break; + case CST_PKT_CLASS_RULE_SRC_IP: + /* add TLV subtree */ + ti_item = add_tlv_subtree(&tlv_info, tlv_tree, hf_cst_pkt_class_rule_ip_masked_src_address, tvb, tlv_offset-get_tlv_value_offset(&tlv_info), ENC_NA); + ti_tree = proto_item_add_subtree(ti_item, ett_wimax_cst_encoding_rules); + if(ipv6) + { + proto_tree_add_item(ti_tree, hf_cst_pkt_class_rule_src_ipv6, tvb, tlv_offset, 16, ENC_NA); + proto_tree_add_item(ti_tree, hf_cst_pkt_class_rule_mask_ipv6, tvb, tlv_offset + 16, 16, ENC_NA); + } + else + { + proto_tree_add_item(ti_tree, hf_cst_pkt_class_rule_src_ipv4, tvb, tlv_offset, 4, ENC_BIG_ENDIAN); + proto_tree_add_item(ti_tree, hf_cst_pkt_class_rule_mask_ipv4, tvb, tlv_offset + 4, 4, ENC_BIG_ENDIAN); + } + break; + case CST_PKT_CLASS_RULE_DST_IP: + /* add TLV subtree */ + ti_item = add_tlv_subtree(&tlv_info, tlv_tree, hf_cst_pkt_class_rule_ip_masked_dest_address, tvb, tlv_offset-get_tlv_value_offset(&tlv_info), ENC_NA); + ti_tree = proto_item_add_subtree(ti_item, ett_wimax_cst_encoding_rules); + if(ipv6) + { + proto_tree_add_item(ti_tree, hf_cst_pkt_class_rule_dest_ipv6, tvb, tlv_offset, 16, ENC_NA); + proto_tree_add_item(ti_tree, hf_cst_pkt_class_rule_mask_ipv6, tvb, tlv_offset + 16, 16, ENC_NA); + } + else + { + proto_tree_add_item(ti_tree, hf_cst_pkt_class_rule_dest_ipv4, tvb, tlv_offset, 4, ENC_BIG_ENDIAN); + proto_tree_add_item(ti_tree, hf_cst_pkt_class_rule_mask_ipv4, tvb, tlv_offset + 4, 4, ENC_BIG_ENDIAN); + } + break; + case CST_PKT_CLASS_RULE_SRCPORT_RANGE: + /* add TLV subtree */ + ti_item = add_tlv_subtree(&tlv_info, tlv_tree, hf_cst_pkt_class_rule_prot_src_port_range, tvb, tlv_offset-get_tlv_value_offset(&tlv_info), ENC_NA); + ti_tree = proto_item_add_subtree(ti_item, ett_wimax_cst_encoding_rules); + proto_tree_add_item(ti_tree, hf_cst_pkt_class_rule_src_port_low, tvb, tlv_offset, 2, ENC_BIG_ENDIAN); + proto_tree_add_item(ti_tree, hf_cst_pkt_class_rule_src_port_high, tvb, tlv_offset + 2, 2, ENC_BIG_ENDIAN); + break; + case CST_PKT_CLASS_RULE_DSTPORT_RANGE: + /* add TLV subtree */ + ti_item = add_tlv_subtree(&tlv_info, tlv_tree, hf_cst_pkt_class_rule_prot_dest_port_range, tvb, tlv_offset-get_tlv_value_offset(&tlv_info), ENC_NA); + ti_tree = proto_item_add_subtree(ti_item, ett_wimax_cst_encoding_rules); + proto_tree_add_item(ti_tree, hf_cst_pkt_class_rule_dest_port_low, tvb, tlv_offset, 2, ENC_BIG_ENDIAN); + proto_tree_add_item(ti_tree, hf_cst_pkt_class_rule_dest_port_high, tvb, tlv_offset + 2, 2, ENC_BIG_ENDIAN); + break; + case CST_PKT_CLASS_RULE_DST_MAC: + ti_item = add_tlv_subtree(&tlv_info, tlv_tree, hf_cst_pkt_class_rule_dest_mac_address, tvb, tlv_offset-get_tlv_value_offset(&tlv_info), ENC_NA); + ti_tree = proto_item_add_subtree(ti_item, ett_wimax_cst_encoding_rules); + /* add TLV subtree */ + proto_tree_add_item(ti_tree, hf_cst_pkt_class_rule_dest_mac, tvb, tlv_offset, 6, ENC_NA); + proto_tree_add_item(ti_tree, hf_cst_pkt_class_rule_mask_mac, tvb, tlv_offset + 6, 6, ENC_NA); + break; + case CST_PKT_CLASS_RULE_SRC_MAC: + /* add TLV subtree */ + ti_item = add_tlv_subtree(&tlv_info, tlv_tree, hf_cst_pkt_class_rule_src_mac_address, tvb, tlv_offset-get_tlv_value_offset(&tlv_info), ENC_NA); + ti_tree = proto_item_add_subtree(ti_item, ett_wimax_cst_encoding_rules); + proto_tree_add_item(ti_tree, hf_cst_pkt_class_rule_src_mac, tvb, tlv_offset, 6, ENC_NA); + proto_tree_add_item(ti_tree, hf_cst_pkt_class_rule_mask_mac, tvb, tlv_offset + 6, 6, ENC_NA); + break; + case CST_PKT_CLASS_RULE_ETHERTYPE: + /* add TLV subtree */ + ti_item = add_tlv_subtree(&tlv_info, tlv_tree, hf_cst_pkt_class_rule_ethertype, tvb, tlv_offset-get_tlv_value_offset(&tlv_info), ENC_NA); + ti_tree = proto_item_add_subtree(ti_item, ett_wimax_cst_encoding_rules); + proto_tree_add_item(ti_tree, hf_cst_pkt_class_rule_etype, tvb, tlv_offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(ti_tree, hf_cst_pkt_class_rule_eprot1, tvb, tlv_offset + 1, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(ti_tree, hf_cst_pkt_class_rule_eprot2, tvb, tlv_offset + 2, 1, ENC_BIG_ENDIAN); + break; + case CST_PKT_CLASS_RULE_USER_PRIORITY: + /* add TLV subtree */ + ti_item = add_tlv_subtree(&tlv_info, tlv_tree, hf_cst_pkt_class_rule_user_priority, tvb, tlv_offset-get_tlv_value_offset(&tlv_info), ENC_NA); + ti_tree = proto_item_add_subtree(ti_item, ett_wimax_cst_encoding_rules); + proto_tree_add_item(ti_tree, hf_cst_pkt_class_rule_pri_low, tvb, tlv_offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(ti_tree, hf_cst_pkt_class_rule_pri_high, tvb, tlv_offset + 1, 1, ENC_BIG_ENDIAN); + break; + case CST_PKT_CLASS_RULE_VLAN_ID: + /* add TLV subtree */ + ti_item = add_tlv_subtree(&tlv_info, tlv_tree, hf_cst_pkt_class_rule_vlan_id, tvb, tlv_offset-get_tlv_value_offset(&tlv_info), ENC_NA); + ti_tree = proto_item_add_subtree(ti_item, ett_wimax_cst_encoding_rules); + proto_tree_add_item(ti_tree, hf_cst_pkt_class_rule_vlan_id1, tvb, tlv_offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(ti_tree, hf_cst_pkt_class_rule_vlan_id2, tvb, tlv_offset + 1, 1, ENC_BIG_ENDIAN); + break; + case CST_PKT_CLASS_RULE_PHSI: + add_tlv_subtree(&tlv_info, tlv_tree, hf_cst_pkt_class_rule_phsi, tvb, tlv_offset-get_tlv_value_offset(&tlv_info), ENC_BIG_ENDIAN); + break; + case CST_PKT_CLASS_RULE_INDEX: + add_tlv_subtree(&tlv_info, tlv_tree, hf_cst_pkt_class_rule_index, tvb, tlv_offset-get_tlv_value_offset(&tlv_info), ENC_BIG_ENDIAN); + break; + case CST_PKT_CLASS_RULE_IPv6_FLOW_LABEL: + add_tlv_subtree(&tlv_info, tlv_tree, hf_cst_pkt_class_rule_ipv6_flow_label, tvb, tlv_offset-get_tlv_value_offset(&tlv_info), ENC_BIG_ENDIAN); + break; + case CST_PKT_CLASS_RULE_VENDOR_SPEC: + add_tlv_subtree(&tlv_info, tlv_tree, hf_cst_pkt_class_rule_vendor_spec, tvb, tlv_offset-get_tlv_value_offset(&tlv_info), ENC_NA); + break; + case CST_CLASSIFIER_ACTION_RULE: + /* add TLV subtree */ + ti_item = add_tlv_subtree(&tlv_info, tlv_tree, hf_cst_pkt_class_rule_classifier_action_rule, tvb, tlv_offset-get_tlv_value_offset(&tlv_info), ENC_BIG_ENDIAN); + ti_tree = proto_item_add_subtree(ti_item, ett_wimax_cst_encoding_rules); + proto_tree_add_item(ti_tree, hf_cst_pkt_class_rule_classifier_action_rule_bit0, tvb, tlv_offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(ti_tree, hf_cst_pkt_class_rule_classifier_action_rule_bit1, tvb, tlv_offset, 1, ENC_BIG_ENDIAN); + break; + case CST_PKT_CLASS_RULE_LARGE_CONTEXT_ID: + add_tlv_subtree(&tlv_info, tlv_tree, hf_cst_large_context_id, tvb, tlv_offset-get_tlv_value_offset(&tlv_info), ENC_BIG_ENDIAN); + break; + case CST_PKT_CLASS_RULE_SHORT_FORMAT_CONTEXT_ID: + add_tlv_subtree(&tlv_info, tlv_tree, hf_cst_short_format_context_id, tvb, tlv_offset-get_tlv_value_offset(&tlv_info), ENC_BIG_ENDIAN); + break; + default: + break; + } /* end of switch */ + tlv_offset += length; + } /* end of while loop */ + break; + } + case CST_PHS_DSC_ACTION: + add_tlv_subtree(&tlv_info, csper_tree, hf_cst_phs_dsc_action, tvb, offset-get_tlv_value_offset(&tlv_info), ENC_BIG_ENDIAN); + break; + case CST_PHS_RULE: + { + /* add TLV subtree */ + tlv_item = add_tlv_subtree(&tlv_info, csper_tree, hf_cst_phs_rule, tvb, offset-get_tlv_value_offset(&tlv_info), ENC_NA); + tlv_tree = proto_item_add_subtree(tlv_item, ett_wimax_cst_encoding_rules); + tlv_offset = offset; + while(tlv_offset < (tlv_len + offset)) + { + /* get the TLV information */ + init_tlv_info(&tlv_info, tvb, tlv_offset); + /* get the TLV type */ + tlv_type = get_tlv_type(&tlv_info); + /* get the TLV length */ + length = get_tlv_length(&tlv_info); + if(tlv_type == -1 || length > MAX_TLV_LEN || length < 1) + { /* invalid tlv info */ + col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "PHS n Rule TLV error"); + proto_tree_add_item(tlv_tree, hf_cst_invalid_tlv, tvb, offset, (tlv_len - tlv_offset), ENC_NA); + break; + } +#ifdef DEBUG /* for debug only */ + proto_tree_add_protocol_format(csper_tree, proto_wimax_utility_decoders, tvb, offset, (tlv_len+2+get_tlv_size_of_length(&tlv_info)), "PHS Rule TLV Type: %u (%u bytes, offset=%u, tlv_len=%u)", tlv_type, length, offset, tlv_len); +#endif + switch (tlv_type) + { + case CST_PHS_PHSI: + add_tlv_subtree(&tlv_info, tlv_tree, hf_cst_phs_phsi, tvb, tlv_offset, ENC_BIG_ENDIAN); + break; + case CST_PHS_PHSF: + add_tlv_subtree(&tlv_info, tlv_tree, hf_cst_phs_phsf, tvb, tlv_offset, ENC_NA); + break; + case CST_PHS_PHSM: + add_tlv_subtree(&tlv_info, tlv_tree, hf_cst_phs_phsm, tvb, tlv_offset, ENC_NA); + break; + case CST_PHS_PHSS: + add_tlv_subtree(&tlv_info, tlv_tree, hf_cst_phs_phss, tvb, tlv_offset, ENC_BIG_ENDIAN); + break; + case CST_PHS_PHSV: + add_tlv_subtree(&tlv_info, tlv_tree, hf_cst_phs_phsv, tvb, tlv_offset, ENC_BIG_ENDIAN); + break; + case CST_PHS_VENDOR_SPEC: + add_tlv_subtree(&tlv_info, tlv_tree, hf_cst_phs_vendor_spec, tvb, tlv_offset, ENC_NA); + break; + } + tlv_offset += (length+get_tlv_value_offset(&tlv_info)); + } + break; + } + default: + /* display the unknown csper type in hex */ + add_tlv_subtree(&tlv_info, tree, hf_csper_unknown_type, tvb, offset-get_tlv_value_offset(&tlv_info), ENC_NA); + break; + } /* end of switch */ + } /* end of if */ + offset += tlv_len; + } /* end of while loop */ +} + +/**************************************************************/ +/* wimax_service_flow_encodings_decoder() */ +/* decode and display the WiMax Service Flow Encodings */ +/* parameter: */ +/* tvb - pointer of the tvb of service flow encodings */ +/* tree - pointer of Wireshark display tree */ +/* pinfo - pointer of Wireshark packet information structure*/ +/**************************************************************/ +void wimax_service_flow_encodings_decoder(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) +{ + guint offset, i; + guint tvb_len, tlv_len, tlv_value_offset, tlv_value; + gint tlv_type; + guint value; + proto_item *tlv_item = NULL; + proto_tree *tlv_tree = NULL; + tlv_info_t tlv_info; + + /* get the tvb reported length */ + tvb_len = tvb_reported_length(tvb); +#ifdef DEBUG /* for debug only */ + /* display dissector information */ + proto_tree_add_protocol_format(tree, proto_wimax_utility_decoders, tvb, 0, tvb_len, "WiMax Service Flow Encodings (%u bytes)", tvb_len); +#endif + /* process WiMax Service Flow Encodings */ + offset = 0; + /* do nothing if the TLV fields is not exist */ + if(!tvb_len) + return; + /* report error if the packet size is less than 2 bytes (type+length) */ + if(tvb_len < 2) + { /* invalid tlv info */ + col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "Invalid Service Flow Encodings"); + return; + } + while(offset < tvb_len) + { /* get the TLV information */ + init_tlv_info(&tlv_info, tvb, offset); + /* get the TLV type */ + tlv_type = get_tlv_type(&tlv_info); + /* get the TLV length */ + tlv_len = get_tlv_length(&tlv_info); + if(tlv_type == -1 || tlv_len > MAX_TLV_LEN || tlv_len < 1) + { /* invalid tlv info */ + col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "Service Flow Encodings TLV error"); + proto_tree_add_item(tree, hf_cst_invalid_tlv, tvb, offset, (tvb_len - offset), ENC_NA); + break; + } + /* get the TLV value offset */ + tlv_value_offset = get_tlv_value_offset(&tlv_info); +#ifdef DEBUG /* for debug only */ + proto_tree_add_protocol_format(tree, proto_wimax_utility_decoders, tvb, offset, (tlv_len + tlv_value_offset), "Service Flow Encodings TLV Type: %u (%u bytes, offset=%u, tvb_len=%u)", tlv_type, tlv_len, offset, tvb_len); +#endif + /* update the offset */ + offset += tlv_value_offset; + /* parse the Service Flow Encodings TLV */ + switch (tlv_type) + { + case SFE_SF_ID: + add_tlv_subtree(&tlv_info, tree, hf_sfe_sf_id, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case SFE_CID: + add_tlv_subtree(&tlv_info, tree, hf_sfe_cid, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case SFE_SERVICE_CLASS_NAME: + add_tlv_subtree(&tlv_info, tree, hf_sfe_service_class_name, tvb, offset-tlv_value_offset, ENC_ASCII|ENC_NA); + break; + case SFE_MBS_SERVICE: + add_tlv_subtree(&tlv_info, tree, hf_sfe_mbs_service, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case SFE_QOS_PARAMS_SET: + /* add TLV subtree */ + tlv_item = add_tlv_subtree(&tlv_info, tree, hf_sfe_qos_params_set, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + tlv_tree = proto_item_add_subtree(tlv_item, ett_wimax_service_flow_encodings); + proto_tree_add_item(tlv_tree, hf_sfe_set_provisioned, tvb, offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(tlv_tree, hf_sfe_set_admitted, tvb, offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(tlv_tree, hf_sfe_set_active, tvb, offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(tlv_tree, hf_sfe_set_rsvd, tvb, offset, 1, ENC_BIG_ENDIAN); + break; + case SFE_TRAFFIC_PRIORITY: + tlv_item = add_tlv_subtree(&tlv_info, tree, hf_sfe_traffic_priority, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + proto_item_append_text(tlv_item, " (allowed values are 0-7)"); + break; + case SFE_MAX_STR: + add_tlv_subtree(&tlv_info, tree, hf_sfe_max_str, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case SFE_MAX_TRAFFIC_BURST: + add_tlv_subtree(&tlv_info, tree, hf_sfe_max_traffic_burst, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case SFE_MIN_RTR: + add_tlv_subtree(&tlv_info, tree, hf_sfe_min_rtr, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case SFE_RESERVED_10: + add_tlv_subtree(&tlv_info, tree, hf_sfe_reserved_10, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case SFE_UL_SCHEDULING: + /* TODO: Find a way to get the correct service type from the TLV */ + tlv_value = tvb_get_guint8(tvb, offset); + set_service_type( tlv_value ); + add_tlv_subtree(&tlv_info, tree, hf_sfe_ul_grant_scheduling, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case SFE_TX_POLICY: + /* add TLV subtree */ + tlv_item = add_tlv_subtree(&tlv_info, tree, hf_sfe_req_tx_policy, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + tlv_tree = proto_item_add_subtree(tlv_item, ett_wimax_service_flow_encodings); + proto_tree_add_item(tlv_tree, hf_sfe_policy_broadcast_bwr, tvb, offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(tlv_tree, hf_sfe_policy_multicast_bwr, tvb, offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(tlv_tree, hf_sfe_policy_piggyback, tvb, offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(tlv_tree, hf_sfe_policy_fragment, tvb, offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(tlv_tree, hf_sfe_policy_headers, tvb, offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(tlv_tree, hf_sfe_policy_packing, tvb, offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(tlv_tree, hf_sfe_policy_crc, tvb, offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(tlv_tree, hf_sfe_policy_rsvd1, tvb, offset, 1, ENC_BIG_ENDIAN); + break; + case SFE_TOLERATED_JITTER: + add_tlv_subtree(&tlv_info, tree, hf_sfe_jitter, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case SFE_MAX_LATENCY: + add_tlv_subtree(&tlv_info, tree, hf_sfe_max_latency, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case SFE_FIXED_LEN_SDU: + add_tlv_subtree(&tlv_info, tree, hf_sfe_fixed_len_sdu, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case SFE_SDU_SIZE: + /* save the SDU size */ + mac_sdu_length = tvb_get_guint8(tvb, offset); + add_tlv_subtree(&tlv_info, tree, hf_sfe_sdu_size, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case SFE_TARGET_SAID: + add_tlv_subtree(&tlv_info, tree, hf_sfe_target_said, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case SFE_ARQ_ENABLE: + add_tlv_subtree(&tlv_info, tree, hf_sfe_arq_enable, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case SFE_ARQ_WINDOW_SIZE: + add_tlv_subtree(&tlv_info, tree, hf_sfe_arq_window_size, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case SFE_ARQ_TRANSMITTER_DELAY: + if (include_cor2_changes) + { + add_tlv_subtree(&tlv_info, tree, hf_sfe_arq_transmitter_delay_cor2, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + } + else + { + add_tlv_subtree(&tlv_info, tree, hf_sfe_arq_transmitter_delay, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + } + break; + case SFE_ARQ_RECEIVER_DELAY: + if (include_cor2_changes) + { + add_tlv_subtree(&tlv_info, tree, hf_sfe_arq_receiver_delay_cor2, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + } + else + { + add_tlv_subtree(&tlv_info, tree, hf_sfe_arq_receiver_delay, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + } + break; + case SFE_ARQ_BLOCK_LIFETIME: + if (include_cor2_changes) + { + add_tlv_subtree(&tlv_info, tree, hf_sfe_arq_block_lifetime_cor2, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + } + else + { + add_tlv_subtree(&tlv_info, tree, hf_sfe_arq_block_lifetime, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + } + break; + case SFE_ARQ_SYNC_LOSS_TIMEOUT: + if (include_cor2_changes) + { + add_tlv_subtree(&tlv_info, tree, hf_sfe_arq_sync_loss_timeout_cor2, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + } + else + { + add_tlv_subtree(&tlv_info, tree, hf_sfe_arq_sync_loss_timeout, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + } + break; + case SFE_ARQ_DELIVER_IN_ORDER: + add_tlv_subtree(&tlv_info, tree, hf_sfe_arq_deliver_in_order, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case SFE_ARQ_RX_PURGE_TIMEOUT: + add_tlv_subtree(&tlv_info, tree, hf_sfe_arq_rx_purge_timeout, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case SFE_ARQ_BLOCK_SIZE: + if (include_cor2_changes) + { + tlv_item = add_tlv_subtree(&tlv_info, tree, hf_sfe_arq_block_size_cor2, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + /* add TLV subtree */ + tlv_tree = proto_item_add_subtree(tlv_item, ett_wimax_service_flow_encodings); + value = tvb_get_guint8(tvb, offset); + tlv_item = proto_tree_add_item(tlv_tree, hf_sfe_arq_min_block_size, tvb, offset, 1, ENC_BIG_ENDIAN); + /* Size is 2^((value & 0x0F) + 4)) */ + proto_item_append_text(tlv_item, " ( %d bytes )", 0x10 << (value & 0x0F)); + tlv_item = proto_tree_add_item(tlv_tree, hf_sfe_arq_max_block_size, tvb, offset, 1, ENC_BIG_ENDIAN); + if (value & 0xF0) + /* Size is 2^(((value & 0xF0) >> 4) + 4)) */ + proto_item_append_text(tlv_item, " ( %d bytes )", 0x10 << ((value & 0xF0) >> 4)); + } + else + { + add_tlv_subtree(&tlv_info, tree, hf_sfe_arq_block_size, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + } + break; + case SFE_CS_SPECIFICATION: + add_tlv_subtree(&tlv_info, tree, hf_sfe_cs_specification, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case SFE_TYPE_OF_DATA_DELIVERY_SERVICES: + add_tlv_subtree(&tlv_info, tree, hf_sfe_type_of_data_delivery_services, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case SFE_SDU_INTER_ARRIVAL_INTERVAL: + add_tlv_subtree(&tlv_info, tree, hf_sfe_sdu_inter_arrival_interval, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case SFE_TIME_BASE: + add_tlv_subtree(&tlv_info, tree, hf_sfe_time_base, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case SFE_PAGING_PREFERENCE: + add_tlv_subtree(&tlv_info, tree, hf_sfe_paging_preference, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case SFE_MBS_ZONE_IDENTIFIER_ASSIGNMENT: + add_tlv_subtree(&tlv_info, tree, hf_sfe_mbs_zone_identifier_assignment, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case SFE_RESERVED_34: + add_tlv_subtree(&tlv_info, tree, hf_sfe_reserved_34, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case SFE_GLOBAL_SERVICE_CLASS_NAME: + add_tlv_subtree(&tlv_info, tree, hf_sfe_global_service_class_name, tvb, offset-tlv_value_offset, ENC_ASCII|ENC_NA); + break; +/* 36 reserved */ + case SFE_RESERVED_36: + add_tlv_subtree(&tlv_info, tree, hf_sfe_reserved_36, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + + case SFE_SN_FEEDBACK_ENABLED: + add_tlv_subtree(&tlv_info, tree, hf_sfe_sn_feedback_enabled, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case SFE_FSN_SIZE: + add_tlv_subtree(&tlv_info, tree, hf_sfe_fsn_size, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case SFE_CID_ALLOCATION_FOR_ACTIVE_BS: + tlv_item = add_tlv_subtree(&tlv_info, tree, hf_sfe_cid_alloc_for_active_bs_cid, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + tlv_tree = proto_item_add_subtree(tlv_item, ett_wimax_service_flow_encodings); + for(i = 0; i < tlv_len; i+=2) + proto_tree_add_item(tlv_tree, hf_sfe_cid_alloc_for_active_bs_cid, tvb, (offset+i), 2, ENC_BIG_ENDIAN); + break; + case SFE_UNSOLICITED_GRANT_INTERVAL: + add_tlv_subtree(&tlv_info, tree, hf_sfe_unsolicited_grant_interval, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case SFE_UNSOLOCITED_POLLING_INTERVAL: + add_tlv_subtree(&tlv_info, tree, hf_sfe_unsolicited_polling_interval, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case SFE_PDU_SN_EXT_SUBHEADER_HARQ_REORDER: + add_tlv_subtree(&tlv_info, tree, hf_sfe_pdu_sn_ext_subheader_reorder, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case SFE_MBS_CONTENTS_ID: + tlv_item = add_tlv_subtree(&tlv_info, tree, hf_sfe_mbs_contents_ids, tvb, offset-tlv_value_offset, ENC_NA); + tlv_tree = proto_item_add_subtree(tlv_item, ett_wimax_service_flow_encodings); + for(i = 0; i < tlv_len; i+=2) + proto_tree_add_item(tlv_tree, hf_sfe_mbs_contents_ids_id, tvb, (offset+i), 2, ENC_BIG_ENDIAN); + break; + case SFE_HARQ_SERVICE_FLOWS: + add_tlv_subtree(&tlv_info, tree, hf_sfe_harq_service_flows, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case SFE_AUTHORIZATION_TOKEN: + add_tlv_subtree(&tlv_info, tree, hf_sfe_authorization_token, tvb, offset-tlv_value_offset, ENC_NA); + break; + case SFE_HARQ_CHANNEL_MAPPING: + tlv_item = add_tlv_subtree(&tlv_info, tree, hf_sfe_harq_channel_mapping_index, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + tlv_tree = proto_item_add_subtree(tlv_item, ett_wimax_service_flow_encodings); + for(i = 0; i < tlv_len; i++) + proto_tree_add_item(tlv_tree, hf_sfe_harq_channel_mapping_index, tvb, (offset+i), 1, ENC_BIG_ENDIAN); + break; +/* 99 - 111 CS parameter encodings */ + case SFE_CSPER_ATM: + case SFE_CSPER_PACKET_IPV4: + case SFE_CSPER_PACKET_IPV6: + case SFE_CSPER_PACKET_802_3: + case SFE_CSPER_PACKET_802_1Q: + case SFE_CSPER_PACKET_IPV4_802_3: + case SFE_CSPER_PACKET_IPV6_802_3: + case SFE_CSPER_PACKET_IPV4_802_1Q: + case SFE_CSPER_PACKET_IPV6_802_1Q: + case SFE_CSPER_PACKET_IP_ROCH_COMPRESSION: + case SFE_CSPER_PACKET_IP_ECRTP_COMPRESSION: + case SFE_CSPER_PACKET_IP_802_3_ROCH_COMPRESSION: + case SFE_CSPER_PACKET_IP_802_3_ECRTP_COMPRESSION: + /* call CS Parameter Encoding Rules handling function */ + tlv_tree = add_protocol_subtree(&tlv_info, ett_wimax_service_flow_encodings, tree, proto_wimax_utility_decoders, tvb, offset-tlv_value_offset, tlv_len, "CS Parameter Encoding Rules"); + wimax_convengence_service_parameter_encoding_rules_decoder(tlv_type, tvb_new_subset_length(tvb, offset, tlv_len), pinfo, tlv_tree); + break; + default: + add_tlv_subtree(&tlv_info, tree, hf_sfe_unknown_type, tvb, offset-tlv_value_offset, ENC_NA); + break; + } /* end of switch */ + offset += tlv_len; + } /* end of while loop */ +} + +/**************************************************************/ +/* wimax_hmac_tuple_decoder() */ +/* decode and display the WiMax HMAC Tuple (Table 348) */ +/* parameter: */ +/* tree - pointer of Wireshark display tree */ +/* tvb - pointer of the tvb which contains the HMAC Tuple */ +/* offset - the HMAC Tuple offset in the tvb */ +/* length - length of the HMAC Tuple */ +/**************************************************************/ +void wimax_hmac_tuple_decoder(proto_tree *tree, tvbuff_t *tvb, guint offset, guint length) +{ + guint hmac_offset; + proto_item *hmac_item = NULL; + proto_tree *hmac_tree = NULL; + + /* display decoder info (length should be 21 bytes) */ + hmac_item = proto_tree_add_protocol_format(tree, proto_wimax_utility_decoders, tvb, offset, length, "HMAC Tuple (%u bytes)", length); + /* add HMAC subtree */ + hmac_tree = proto_item_add_subtree(hmac_item, ett_wimax_hmac_tuple); + /* init the local offset */ + hmac_offset = offset; + /* decode and display HMAC Tuple */ + proto_tree_add_item(hmac_tree, hf_xmac_tuple_rsvd, tvb, hmac_offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(hmac_tree, hf_xmac_tuple_key_seq_num, tvb, hmac_offset, 1, ENC_BIG_ENDIAN); + hmac_offset++; + proto_tree_add_item(hmac_tree, hf_hmac_tuple_hmac_digest, tvb, hmac_offset, (length-1), ENC_NA); +} + +/**************************************************************/ +/* wimax_cmac_tuple_decoder() */ +/* decode and display the WiMax CMAC Tuple (Table 348b) */ +/* parameter: */ +/* tree - pointer of Wireshark display tree */ +/* tvb - pointer of the tvb which contains the CMAC Tuple */ +/* offset - the CMAC Tuple offset in the tvb */ +/* length - length of the CMAC Tuple */ +/**************************************************************/ +void wimax_cmac_tuple_decoder(proto_tree *tree, tvbuff_t *tvb, guint offset, guint length) +{ + guint cmac_offset; + proto_item *cmac_item = NULL; + proto_tree *cmac_tree = NULL; + + /* display decoder info (length should be 13 or 19 bytes) */ + cmac_item = proto_tree_add_protocol_format(tree, proto_wimax_utility_decoders, tvb, offset, length, "CMAC Tuple (%u bytes)", length); + /* add CMAC subtree */ + cmac_tree = proto_item_add_subtree(cmac_item, ett_wimax_cmac_tuple); + /* init the local offset */ + cmac_offset = offset; + /* decode and display CMAC Tuple */ + proto_tree_add_item(cmac_tree, hf_xmac_tuple_rsvd, tvb, cmac_offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(cmac_tree, hf_xmac_tuple_key_seq_num, tvb, cmac_offset, 1, ENC_BIG_ENDIAN); + cmac_offset++; + if(length > 13) + { + proto_tree_add_item(cmac_tree, hf_cmac_tuple_bsid, tvb, cmac_offset, 6, ENC_NA); + cmac_offset += 6; + } + proto_tree_add_item(cmac_tree, hf_packet_number_counter, tvb, cmac_offset, 4, ENC_BIG_ENDIAN); + cmac_offset += 4; + proto_tree_add_item(cmac_tree, hf_cmac_tuple_cmac_value, tvb, cmac_offset, 8, ENC_NA); +} + +/******************************************************************/ +/* wimax_short_hmac_tuple_decoder() */ +/* decode and display the WiMax Short-HMAC Tuple (Table 348d) */ +/* parameter: */ +/* tree - pointer of Wireshark display tree */ +/* tvb - pointer of the tvb which contains the Short-HMAC Tuple */ +/* offset - the Short-HMAC Tuple offset in the tvb */ +/* length - length of the Short-HMAC Tuple */ +/******************************************************************/ +void wimax_short_hmac_tuple_decoder(proto_tree *tree, tvbuff_t *tvb, guint offset, guint length) +{ + guint hmac_offset; + proto_item *hmac_item = NULL; + proto_tree *hmac_tree = NULL; + + /* display decoder info (length should be at least 13 bytes ???) */ + hmac_item = proto_tree_add_protocol_format(tree, proto_wimax_utility_decoders, tvb, offset, length, "Short-HMAC Tuple (%u bytes)", length); + /* add Short-HMAC subtree */ + hmac_tree = proto_item_add_subtree(hmac_item, ett_wimax_short_hmac_tuple); + /* init the local offset */ + hmac_offset = offset; + /* decode and display Short-HMAC Tuple */ + proto_tree_add_item(hmac_tree, hf_xmac_tuple_rsvd, tvb, hmac_offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(hmac_tree, hf_xmac_tuple_key_seq_num, tvb, hmac_offset, 1, ENC_BIG_ENDIAN); + hmac_offset++; + proto_tree_add_item(hmac_tree, hf_packet_number_counter, tvb, hmac_offset, 4, ENC_BIG_ENDIAN); + hmac_offset += 4; + proto_tree_add_item(hmac_tree, hf_hmac_tuple_hmac_digest, tvb, hmac_offset, length - offset - 3, ENC_NA); +} + +/******************************************************************/ +/* wimax_security_negotiation_parameters_decoder() */ +/* decode and display the WiMax Security Negotiation Parameters */ +/* parameter: */ +/* tvb - pointer of the tvb of service flow encodings */ +/* tree - pointer of Wireshark display tree */ +/* pinfo - pointer of Wireshark packet information structure */ +/******************************************************************/ +void wimax_security_negotiation_parameters_decoder(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) +{ + guint offset; + guint tvb_len, tlv_len, tlv_value_offset; + gint tlv_type; + proto_tree *tlv_tree; + proto_item *tlv_item; + tlv_info_t tlv_info; + + /* get the tvb reported length */ + tvb_len = tvb_reported_length(tvb); + /* do nothing if the TLV fields is not exist */ + if(!tvb_len) + return; + /* report error if the packet size is less than 2 bytes (type+length) */ + if(tvb_len < 2) + { /* invalid tlv info */ + col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "Invalid Security Negotiation Parameters"); + return; + } + /* process Security Negotiation Parameter TLVs */ + for(offset = 0; offset < tvb_len; ) + { + /* get the TLV information */ + init_tlv_info(&tlv_info, tvb, offset); + /* get the TLV type */ + tlv_type = get_tlv_type(&tlv_info); + /* get the TLV length */ + tlv_len = get_tlv_length(&tlv_info); + if(tlv_type == -1 || tlv_len > MAX_TLV_LEN || tlv_len < 1) + { /* invalid tlv info */ + col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "Security Negotiation Params TLV error"); + proto_tree_add_item(tree, hf_cst_invalid_tlv, tvb, offset, (tvb_len - offset), ENC_NA); + break; + } + /* get the TLV value offset */ + tlv_value_offset = get_tlv_value_offset(&tlv_info); +#ifdef DEBUG /* for debug only */ + proto_tree_add_protocol_format(tree, proto_wimax_utility_decoders, tvb, offset, (tlv_len + tlv_value_offset), "Security Negotiation Parameters Type: %u (%u bytes, offset=%u, tvb_len=%u)", tlv_type, (tlv_len + tlv_value_offset), offset, tvb_len); +#endif + /* update the offset */ + offset += tlv_value_offset; + /* parse Security Negotiation Parameters TLVs */ + switch (tlv_type) + { + case PKM_ATTR_SECURITY_NEGOTIATION_PARAMETER_SUB_PKM_VERSION_SUPPORT: + /* add TLV subtree */ + tlv_item = add_tlv_subtree(&tlv_info, tree, hf_snp_pkm_version_support, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + tlv_tree = proto_item_add_subtree(tlv_item, ett_security_negotiation_parameters); + proto_tree_add_item(tlv_tree, hf_snp_pkm_version_support_bit0, tvb, offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(tlv_tree, hf_snp_pkm_version_support_bit1, tvb, offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(tlv_tree, hf_snp_pkm_version_support_reserved, tvb, offset, 1, ENC_BIG_ENDIAN); + break; + case PKM_ATTR_SECURITY_NEGOTIATION_PARAMETER_SUB_AUTHORIZATION_POLICY_SUPPORT: + /* add TLV subtree */ + tlv_item = add_tlv_subtree(&tlv_info, tree, hf_snp_auth_policy_support, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + tlv_tree = proto_item_add_subtree(tlv_item, ett_security_negotiation_parameters); + proto_tree_add_item(tlv_tree, hf_snp_auth_policy_support_bit0, tvb, offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(tlv_tree, hf_snp_auth_policy_support_bit1, tvb, offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(tlv_tree, hf_snp_auth_policy_support_bit2, tvb, offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(tlv_tree, hf_snp_auth_policy_support_bit3, tvb, offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(tlv_tree, hf_snp_auth_policy_support_bit4, tvb, offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(tlv_tree, hf_snp_auth_policy_support_bit5, tvb, offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(tlv_tree, hf_snp_auth_policy_support_bit6, tvb, offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(tlv_tree, hf_snp_auth_policy_support_bit7, tvb, offset, 1, ENC_BIG_ENDIAN); + break; + case PKM_ATTR_SECURITY_NEGOTIATION_PARAMETER_SUB_MESSAGE_AUTHENTICATION_CODE: + /* add TLV subtree */ + tlv_item = add_tlv_subtree(&tlv_info, tree, hf_snp_mac_mode, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + tlv_tree = proto_item_add_subtree(tlv_item, ett_security_negotiation_parameters); + proto_tree_add_item(tlv_tree, hf_snp_mac_mode_bit0, tvb, offset, 1, ENC_BIG_ENDIAN); + if (include_cor2_changes) + { + proto_tree_add_item(tlv_tree, hf_snp_mac_mode_bit1_rsvd, tvb, offset, 1, ENC_BIG_ENDIAN); + } + else + { + proto_tree_add_item(tlv_tree, hf_snp_mac_mode_bit1, tvb, offset, 1, ENC_BIG_ENDIAN); + } + proto_tree_add_item(tlv_tree, hf_snp_mac_mode_bit2, tvb, offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(tlv_tree, hf_snp_mac_mode_bit3, tvb, offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(tlv_tree, hf_snp_mac_mode_bit4, tvb, offset, 1, ENC_BIG_ENDIAN); + if (include_cor2_changes) + { + proto_tree_add_item(tlv_tree, hf_snp_mac_mode_bit5, tvb, offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(tlv_tree, hf_snp_mac_mode_reserved1, tvb, offset, 1, ENC_BIG_ENDIAN); + } + else + { + proto_tree_add_item(tlv_tree, hf_snp_mac_mode_reserved, tvb, offset, 1, ENC_BIG_ENDIAN); + } + break; + case PKM_ATTR_SECURITY_NEGOTIATION_PARAMETER_SUB_PN_WINDOW_SIZE: + add_tlv_subtree(&tlv_info, tree, hf_snp_pn_window_size, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case PKM_ATTR_SECURITY_NEGOTIATION_PARAMETER_SUB_PKM_FLOW_CONTROL: + add_tlv_subtree(&tlv_info, tree, hf_snp_max_conc_transactions, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case PKM_ATTR_SECURITY_NEGOTIATION_PARAMETER_SUB_MAX_SUPPT_SECURITY_ASSNS: + add_tlv_subtree(&tlv_info, tree, hf_snp_max_suppt_sec_assns, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + default: + add_tlv_subtree(&tlv_info, tree, hf_snp_unknown_type, tvb, offset-tlv_value_offset, ENC_NA); + break; + } + offset += tlv_len; + } +} + +/******************************************************************/ +/* wimax_cryptographic_suite_list_decoder() */ +/* decode and display the WiMax Cryptographic Suite List */ +/* parameter: */ +/* tvb - pointer of the tvb of service flow encodings */ +/* tree - pointer of Wireshark display tree */ +/* pinfo - pointer of Wireshark packet information structure */ +/******************************************************************/ +void wimax_cryptographic_suite_list_decoder(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) +{ + guint offset; + guint tvb_len, tlv_len, tlv_value_offset; + gint tlv_type; + proto_tree *tlv_tree; + proto_item *tlv_item; + tlv_info_t tlv_info; + + /* get the tvb reported length */ + tvb_len = tvb_reported_length(tvb); + /* do nothing if the TLV fields is not exist */ + if(!tvb_len) + return; + /* report error if the packet size is less than 2 bytes (type+length) */ + if(tvb_len < 2) + { /* invalid tlv info */ + col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "Invalid Crypto Suite List"); + return; + } + /* process Cryptographic Suite List (11.9.15) */ + for(offset = 0; offset < tvb_len; ) + { /* get the TLV information */ + init_tlv_info(&tlv_info, tvb, offset); + /* get the TLV type */ + tlv_type = get_tlv_type(&tlv_info); + /* get the TLV length */ + tlv_len = get_tlv_length(&tlv_info); + if(tlv_type == -1 || tlv_len > MAX_TLV_LEN || tlv_len < 1) + { /* invalid tlv info */ + col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "Crypto Suite List TLV error"); + proto_tree_add_item(tree, hf_cst_invalid_tlv, tvb, offset, (tvb_len - offset), ENC_NA); + break; + } + /* get the TLV value offset */ + tlv_value_offset = get_tlv_value_offset(&tlv_info); +#ifdef DEBUG /* for debug only */ + proto_tree_add_protocol_format(tree, proto_wimax_utility_decoders, tvb, offset, (tlv_len + tlv_value_offset), "Cryptographic Suite List TLV Type: %u (%u bytes, offset=%u, tvb_len=%u)", tlv_type, (tlv_len + tlv_value_offset), offset, tvb_len); +#endif + /* update the offset for the TLV value */ + offset += tlv_value_offset; + /* parse Cryptographic Suite List */ + switch (tlv_type) + { + case PKM_ATTR_CRYPTO_SUITE: + /* add subtree */ + tlv_item = add_tlv_subtree(&tlv_info, tree, hf_pkm_msg_crypto_suite, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + tlv_tree = proto_item_add_subtree(tlv_item, ett_cryptographic_suite_list_decoder); + proto_tree_add_item(tlv_tree, hf_pkm_msg_crypto_suite_msb, tvb, offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(tlv_tree, hf_pkm_msg_crypto_suite_middle, tvb, offset+1, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(tlv_tree, hf_pkm_msg_crypto_suite_lsb, tvb, offset+2, 1, ENC_BIG_ENDIAN); + break; + default: + add_tlv_subtree(&tlv_info, tree, hf_pkm_msg_unknown_type, tvb, offset-tlv_value_offset, ENC_NA); + break; + } + offset += tlv_len; + } /* end of TLV process while loop */ +} + +/******************************************************************/ +/* wimax_pkm_tlv_encoded_attributes_decoder() */ +/* decode and display the WiMax PKM message TLV Encoded Attributes*/ +/* parameter: */ +/* tvb - pointer of the tvb of service flow encodings */ +/* tree - pointer of Wireshark display tree */ +/* pinfo - pointer of Wireshark packet information structure */ +/******************************************************************/ +void wimax_pkm_tlv_encoded_attributes_decoder(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) +{ + guint offset; + guint tvb_len, tlv_len, tlv_value_offset; + gint tlv_type; + proto_tree *tlv_tree; + proto_item *tlv_item; + tlv_info_t tlv_info; + + /* get the tvb reported length */ + tvb_len = tvb_reported_length(tvb); + /* do nothing if the TLV fields is not exist */ + if(!tvb_len) + return; + /* report error if the packet size is less than 2 bytes (type+length) */ + if(tvb_len < 2) + { /* invalid tlv info */ + col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "Invalid PKM TLV"); + return; + } + /* process PKM message TLV Encoded Attributes (11.9) */ + for(offset = 0; offset < tvb_len; ) + { + /* get the TLV information */ + init_tlv_info(&tlv_info, tvb, offset); + /* get the TLV type */ + tlv_type = get_tlv_type(&tlv_info); + /* get the TLV length */ + tlv_len = get_tlv_length(&tlv_info); + if(tlv_type == -1 || tlv_len > MAX_TLV_LEN || tlv_len < 1) + { /* invalid tlv info */ + col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "PKM TLV error"); + proto_tree_add_item(tree, hf_cst_invalid_tlv, tvb, offset, (tvb_len - offset), ENC_NA); + break; + } + /* get the TLV value offset */ + tlv_value_offset = get_tlv_value_offset(&tlv_info); +#ifdef DEBUG /* for debug only */ + proto_tree_add_protocol_format(tree, proto_wimax_utility_decoders, tvb, offset, (tlv_len + tlv_value_offset), "PKM TLV Encoded Attributes TLV Type: %u (%u bytes, offset=%u, tvb_len=%u)", tlv_type, (tlv_len + tlv_value_offset), offset, tvb_len); +#endif + /* update the offset for the TLV value */ + offset += tlv_value_offset; + /* parse PKM TLV Encoded Attributes (table 370) */ + switch (tlv_type) + { + case PKM_ATTR_DISPLAY_STRING: + add_tlv_subtree(&tlv_info, tree, hf_pkm_msg_attr_display, tvb, offset-tlv_value_offset, ENC_ASCII|ENC_NA); + break; + case PKM_ATTR_AUTH_KEY: + add_tlv_subtree(&tlv_info, tree, hf_pkm_msg_attr_auth_key, tvb, offset-tlv_value_offset, ENC_NA); + break; + case PKM_ATTR_TEK: + add_tlv_subtree(&tlv_info, tree, hf_pkm_msg_attr_tek, tvb, offset-tlv_value_offset, ENC_NA); + break; + case PKM_ATTR_KEY_LIFE_TIME: + add_tlv_subtree(&tlv_info, tree, hf_pkm_msg_attr_key_life_time, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case PKM_ATTR_KEY_SEQ_NUM: + add_tlv_subtree(&tlv_info, tree, hf_pkm_msg_attr_key_seq_num, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case PKM_ATTR_HMAC_DIGEST: + add_tlv_subtree(&tlv_info, tree, hf_pkm_msg_attr_hmac_digest, tvb, offset-tlv_value_offset, ENC_NA); + break; + case PKM_ATTR_SAID: + add_tlv_subtree(&tlv_info, tree, hf_pkm_msg_attr_said, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case PKM_ATTR_TEK_PARAM: + tlv_tree = add_protocol_subtree(&tlv_info, ett_pkm_tlv_encoded_attributes_decoder, tree, proto_wimax_utility_decoders, tvb, offset-tlv_value_offset, tlv_len, "TEK Parameters"); + /* add subtree */ + wimax_tek_parameters_decoder(tvb_new_subset_length(tvb, offset, tlv_len), pinfo, tlv_tree); + break; + case PKM_ATTR_CBC_IV: + add_tlv_subtree(&tlv_info, tree, hf_pkm_msg_attr_cbc_iv, tvb, offset-tlv_value_offset, ENC_NA); + break; + case PKM_ATTR_ERROR_CODE: + add_tlv_subtree(&tlv_info, tree, hf_pkm_msg_attr_error_code, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case PKM_ATTR_CA_CERTIFICATE: + add_tlv_subtree(&tlv_info, tree, hf_pkm_msg_attr_ca_certificate, tvb, offset-tlv_value_offset, ENC_NA); + break; + case PKM_ATTR_SS_CERTIFICATE: + add_tlv_subtree(&tlv_info, tree, hf_pkm_msg_attr_ss_certificate, tvb, offset-tlv_value_offset, ENC_NA); + break; + case PKM_ATTR_SECURITY_CAPABILITIES: + tlv_tree = add_protocol_subtree(&tlv_info, ett_pkm_tlv_encoded_attributes_decoder, tree, proto_wimax_utility_decoders, tvb, offset-tlv_value_offset, tlv_len, "Security Capabilities"); + /* add subtree */ + wimax_security_capabilities_decoder(tvb_new_subset_length(tvb, offset, tlv_len), pinfo, tlv_tree); + break; + case PKM_ATTR_CRYPTO_SUITE: + /* add subtree */ + tlv_item = add_tlv_subtree(&tlv_info, tree, hf_pkm_msg_crypto_suite, tvb, offset-tlv_value_offset, ENC_NA); + tlv_tree = proto_item_add_subtree(tlv_item, ett_pkm_tlv_encoded_attributes_decoder); + proto_tree_add_item(tlv_tree, hf_pkm_msg_crypto_suite_msb, tvb, offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(tlv_tree, hf_pkm_msg_crypto_suite_middle, tvb, offset+1, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(tlv_tree, hf_pkm_msg_crypto_suite_lsb, tvb, offset+2, 1, ENC_BIG_ENDIAN); + break; + case PKM_ATTR_CRYPTO_LIST: + tlv_tree = add_protocol_subtree(&tlv_info, ett_pkm_tlv_encoded_attributes_decoder, tree, proto_wimax_utility_decoders, tvb, offset-tlv_value_offset, tlv_len, "Cryptographic-Suite List"); + /* add subtree */ + wimax_cryptographic_suite_list_decoder(tvb_new_subset_length(tvb, offset, tlv_len), pinfo, tlv_tree); + break; +#if 0 /* rserved by IEE 802.16E */ + case PKM_ATTR_VERSION: + proto_tree_add_item(tree, hf_pkm_msg_version, tvb, offset, tlv_len, ENC_BIG_ENDIAN); + break; +#endif + case PKM_ATTR_SA_DESCRIPTOR: + tlv_tree = add_protocol_subtree(&tlv_info, ett_pkm_tlv_encoded_attributes_decoder, tree, proto_wimax_utility_decoders, tvb, offset-tlv_value_offset, tlv_len, "SA-Descriptor"); + /* add subtree */ + wimax_sa_descriptor_decoder(tvb_new_subset_length(tvb, offset, tlv_len), pinfo, tlv_tree); + break; + case PKM_ATTR_SA_TYPE: + add_tlv_subtree(&tlv_info, tree, hf_pkm_sa_type, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case PKM_ATTR_SECURITY_NEGOTIATION_PARAMETERS: + tlv_tree = add_protocol_subtree(&tlv_info, ett_pkm_tlv_encoded_attributes_decoder, tree, proto_wimax_utility_decoders, tvb, offset-tlv_value_offset, tlv_len, "Security Negotiation Parameters"); + /* add subtree */ + wimax_security_negotiation_parameters_decoder(tvb_new_subset_length(tvb, offset, tlv_len), pinfo, tlv_tree); + break; + case PKM_ATTR_PKM_CONFIG_SETTINGS: + /* add subtree */ + tlv_tree = add_protocol_subtree(&tlv_info, ett_pkm_tlv_encoded_attributes_decoder, tree, proto_wimax_utility_decoders, tvb, offset-tlv_value_offset, tlv_len, "PKM Configuration Settings"); + wimax_pkm_configuration_settings_decoder(tvb_new_subset_length(tvb, offset, tlv_len), pinfo, tlv_tree); + break; + case PKM_ATTR_PKM_EAP_PAYLOAD: + tlv_item = add_tlv_subtree(&tlv_info, tree, hf_pkm_attr_eap_payload, tvb, offset-tlv_value_offset, ENC_NA); + tlv_tree = proto_item_add_subtree(tlv_item, ett_pkm_tlv_encoded_attributes_decoder); + if (eap_handle) + call_dissector(eap_handle, tvb_new_subset_length(tvb, offset, tlv_len), pinfo, tlv_tree); + break; + case PKM_ATTR_PKM_NONCE: + add_tlv_subtree(&tlv_info, tree, hf_pkm_attr_nonce, tvb, offset-tlv_value_offset, ENC_NA); + break; + case PKM_ATTR_AUTH_RESULT_CODE: + add_tlv_subtree(&tlv_info, tree, hf_pkm_attr_auth_result_code, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case PKM_ATTR_SA_SERVICE_TYPE: + add_tlv_subtree(&tlv_info, tree, hf_pkm_attr_sa_service_type, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case PKM_ATTR_FRAME_NUMBER: + add_tlv_subtree(&tlv_info, tree, hf_pkm_attr_frame_number, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case PKM_ATTR_SS_RANDOM: + add_tlv_subtree(&tlv_info, tree, hf_pkm_attr_ss_random, tvb, offset-tlv_value_offset, ENC_NA); + break; + case PKM_ATTR_BS_RANDOM: + add_tlv_subtree(&tlv_info, tree, hf_pkm_attr_bs_random, tvb, offset-tlv_value_offset, ENC_NA); + break; + case PKM_ATTR_PRE_PAK: + add_tlv_subtree(&tlv_info, tree, hf_pkm_attr_pre_pak, tvb, offset-tlv_value_offset, ENC_NA); + break; + case PKM_ATTR_BS_CERTIFICATE: + add_tlv_subtree(&tlv_info, tree, hf_pkm_attr_bs_certificate, tvb, offset-tlv_value_offset, ENC_NA); + break; + case PKM_ATTR_SIG_BS: + add_tlv_subtree(&tlv_info, tree, hf_pkm_attr_sig_bs, tvb, offset-tlv_value_offset, ENC_NA); + break; + case PKM_ATTR_MS_MAC_ADDRESS: + add_tlv_subtree(&tlv_info, tree, hf_pkm_attr_ms_mac_address, tvb, offset-tlv_value_offset, ENC_NA); + break; + case PKM_ATTR_CMAC_DIGEST: + /* add TLV subtree */ + tlv_item = add_tlv_subtree(&tlv_info, tree, hf_pkm_attr_cmac_digest, tvb, offset-tlv_value_offset, ENC_NA); + tlv_tree = proto_item_add_subtree(tlv_item, ett_pkm_tlv_encoded_attributes_decoder); + proto_tree_add_item(tlv_tree, hf_pkm_attr_cmac_digest_pn, tvb, offset, 4, ENC_BIG_ENDIAN); + proto_tree_add_item(tlv_tree, hf_pkm_attr_cmac_digest_value, tvb, (offset + 4), 8, ENC_NA); + break; + case PKM_ATTR_KEY_PUSH_MODES: + add_tlv_subtree(&tlv_info, tree, hf_pkm_attr_push_modes, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case PKM_ATTR_KEY_PUSH_COUNTER: + add_tlv_subtree(&tlv_info, tree, hf_pkm_attr_key_push_counter, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case PKM_ATTR_GKEK: + add_tlv_subtree(&tlv_info, tree, hf_pkm_attr_gkek, tvb, offset-tlv_value_offset, ENC_NA); + break; + case PKM_ATTR_SIG_SS: + add_tlv_subtree(&tlv_info, tree, hf_pkm_attr_sig_ss, tvb, offset-tlv_value_offset, ENC_NA); + break; + case PKM_ATTR_AKID: + add_tlv_subtree(&tlv_info, tree, hf_pkm_attr_akid, tvb, offset-tlv_value_offset, ENC_NA); + break; + default: + add_tlv_subtree(&tlv_info, tree, hf_pkm_msg_unknown_type, tvb, offset-tlv_value_offset, ENC_NA); + break; + } + offset += tlv_len; + } /* end of TLV process while loop */ +} + +/******************************************************************/ +/* wimax_tek_parameters_decoder() */ +/* decode and display the WiMax TEK Parameters subattributes */ +/* parameter: */ +/* tvb - pointer of the tvb of service flow encodings */ +/* tree - pointer of Wireshark display tree */ +/* pinfo - pointer of Wireshark packet information structure */ +/******************************************************************/ +void wimax_tek_parameters_decoder(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) +{ + guint offset; + guint tvb_len, tlv_len, tlv_value_offset; + gint tlv_type; + tlv_info_t tlv_info; + + /* get the tvb reported length */ + tvb_len = tvb_reported_length(tvb); + /* do nothing if the TLV fields is not exist */ + if(!tvb_len) + return; + /* report error if the packet size is less than 2 bytes (type+length) */ + if(tvb_len < 2) + { /* invalid tlv info */ + col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "Invalid TEK Params"); + return; + } + /* process PKM Message TEK Parameters (11.9.8) */ + for(offset = 0; offset < tvb_len; ) + { + /* get the TLV information */ + init_tlv_info(&tlv_info, tvb, offset); + /* get the TLV type */ + tlv_type = get_tlv_type(&tlv_info); + /* get the TLV length */ + tlv_len = get_tlv_length(&tlv_info); + if(tlv_type == -1 || tlv_len > MAX_TLV_LEN || tlv_len < 1) + { /* invalid tlv info */ + col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "TEK Param TLV error"); + proto_tree_add_item(tree, hf_cst_invalid_tlv, tvb, offset, (tvb_len - offset), ENC_NA); + break; + } + /* get the TLV value offset */ + tlv_value_offset = get_tlv_value_offset(&tlv_info); +#ifdef DEBUG /* for debug only */ + proto_tree_add_protocol_format(tree, proto_wimax_utility_decoders, tvb, offset, (tlv_len + tlv_value_offset), "TEK Parameters Subattributes TLV Type: %u (%u bytes, offset=%u, tvb_len=%u)", tlv_type, (tlv_len + tlv_value_offset), offset, tvb_len); +#endif + /* parse TEK Parameters Subattributes (table 372) */ + switch (tlv_type) + { + case PKM_ATTR_TEK: + add_tlv_subtree(&tlv_info, tree, hf_pkm_msg_attr_tek, tvb, offset, ENC_NA); + break; + case PKM_ATTR_KEY_LIFE_TIME: + add_tlv_subtree(&tlv_info, tree, hf_pkm_msg_attr_key_life_time, tvb, offset, ENC_BIG_ENDIAN); + break; + case PKM_ATTR_KEY_SEQ_NUM: + add_tlv_subtree(&tlv_info, tree, hf_pkm_msg_attr_key_seq_num, tvb, offset, ENC_BIG_ENDIAN); + break; + case PKM_ATTR_CBC_IV: + add_tlv_subtree(&tlv_info, tree, hf_pkm_msg_attr_cbc_iv, tvb, offset, ENC_NA); + break; + case PKM_ATTR_ASSOCIATED_GKEK_SEQ_NUM: + add_tlv_subtree(&tlv_info, tree, hf_pkm_attr_associated_gkek_seq_number, tvb, offset, ENC_NA); + break; + default: + add_tlv_subtree(&tlv_info, tree, hf_pkm_msg_unknown_type, tvb, offset, ENC_NA); + break; + } + offset += (tlv_len+tlv_value_offset); + } /* end of TLV process while loop */ +} + +/******************************************************************/ +/* wimax_pkm_configuration_settings_decoder() */ +/* decode and display the WiMax PKM Configuration Settings */ +/* parameter: */ +/* tvb - pointer of the tvb of service flow encodings */ +/* tree - pointer of Wireshark display tree */ +/* pinfo - pointer of Wireshark packet information structure */ +/******************************************************************/ +void wimax_pkm_configuration_settings_decoder(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) +{ + guint offset; + guint tvb_len, tlv_len, tlv_value_offset; + gint tlv_type; + tlv_info_t tlv_info; + + /* get the tvb reported length */ + tvb_len = tvb_reported_length(tvb); + /* do nothing if the TLV fields is not exist */ + if(!tvb_len) + return; + /* report error if the packet size is less than 2 bytes (type+length) */ + if(tvb_len < 2) + { /* invalid tlv info */ + col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "Invalid PKM Config Settings"); + return; + } + /* process PKM Configuration Settings (11.9.19) */ + for(offset = 0; offset < tvb_len; ) + { + /* get the TLV information */ + init_tlv_info(&tlv_info, tvb, offset); + /* get the TLV type */ + tlv_type = get_tlv_type(&tlv_info); + /* get the TLV length */ + tlv_len = get_tlv_length(&tlv_info); + if(tlv_type == -1 || tlv_len > MAX_TLV_LEN || tlv_len < 1) + { /* invalid tlv info */ + col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "PKM Config Settings TLV error"); + proto_tree_add_item(tree, hf_cst_invalid_tlv, tvb, offset, (tvb_len - offset), ENC_NA); + break; + } + /* get the TLV value offset */ + tlv_value_offset = get_tlv_value_offset(&tlv_info); +#ifdef DEBUG /* for debug only */ + proto_tree_add_protocol_format(tree, proto_wimax_utility_decoders, tvb, offset, (tlv_len + tlv_value_offset), "PKM Configuration Settings TLV Type: %u (%u bytes, offset=%u, tvb_len=%u)", tlv_type, (tlv_len + tlv_value_offset), offset, tvb_len); +#endif + /* parse PKM Configuration Settings (11.9.19.1 - 11.9.19.7 */ + switch (tlv_type) + { + case PKM_ATTR_PKM_CONFIG_SETTINGS_AUTHORIZE_WAIT_TIMEOUT: + add_tlv_subtree(&tlv_info, tree, hf_pkm_config_settings_authorize_waitout, tvb, offset, ENC_BIG_ENDIAN); + break; + case PKM_ATTR_PKM_CONFIG_SETTINGS_REAUTHORIZE_WAIT_TIMEOUT: + add_tlv_subtree(&tlv_info, tree, hf_pkm_config_settings_reauthorize_waitout, tvb, offset, ENC_BIG_ENDIAN); + break; + case PKM_ATTR_PKM_CONFIG_SETTINGS_AUTHORIZATION_GRACE_TIME: + add_tlv_subtree(&tlv_info, tree, hf_pkm_config_settings_grace_time, tvb, offset, ENC_BIG_ENDIAN); + break; + case PKM_ATTR_PKM_CONFIG_SETTINGS_OPERATIONAL_WAIT_TIMEOUT: + add_tlv_subtree(&tlv_info, tree, hf_pkm_config_settings_operational_waittime, tvb, offset, ENC_BIG_ENDIAN); + break; + case PKM_ATTR_PKM_CONFIG_SETTINGS_REKEY_WAIT_TIMEOUT: + add_tlv_subtree(&tlv_info, tree, hf_pkm_config_settings_rekey_wait_timeout, tvb, offset, ENC_BIG_ENDIAN); + break; + case PKM_ATTR_PKM_CONFIG_SETTINGS_TEK_GRACE_TIME: + add_tlv_subtree(&tlv_info, tree, hf_pkm_config_settings_tek_grace_time, tvb, offset, ENC_BIG_ENDIAN); + break; + case PKM_ATTR_PKM_CONFIG_SETTINGS_AUTHORIZE_REJECT_WAIT_TIMEOUT: + add_tlv_subtree(&tlv_info, tree, hf_pkm_config_settings_authorize_reject_wait_timeout, tvb, offset, ENC_BIG_ENDIAN); + break; + default: + add_tlv_subtree(&tlv_info, tree, hf_pkm_msg_unknown_type, tvb, offset, ENC_NA); + break; + } + offset += (tlv_len+tlv_value_offset); + } /* end of TLV process while loop */ +} + +/******************************************************************/ +/* wimax_sa_descriptor_decoder() */ +/* decode and display the WiMax PKM message SA-Descriptor */ +/* parameter: */ +/* tvb - pointer of the tvb of service flow encodings */ +/* tree - pointer of Wireshark display tree */ +/* pinfo - pointer of Wireshark packet information structure */ +/******************************************************************/ +void wimax_sa_descriptor_decoder(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) +{ + guint offset; + guint tvb_len, tlv_len, tlv_value_offset; + gint tlv_type; + proto_tree *tlv_tree; + proto_item *tlv_item; + tlv_info_t tlv_info; + + /* get the tvb reported length */ + tvb_len = tvb_reported_length(tvb); + /* do nothing if the TLV fields is not exist */ + if(!tvb_len) + return; + /* report error if the packet size is less than 2 bytes (type+length) */ + if(tvb_len < 2) + { /* invalid tlv info */ + col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "Invalid SA-Descriptor"); + return; + } + /* process SA-Descriptor (11.9.17) */ + for(offset = 0; offset < tvb_len; ) + { + /* get the TLV information */ + init_tlv_info(&tlv_info, tvb, offset); + /* get the TLV type */ + tlv_type = get_tlv_type(&tlv_info); + /* get the TLV length */ + tlv_len = get_tlv_length(&tlv_info); + if(tlv_type == -1 || tlv_len > MAX_TLV_LEN || tlv_len < 1) + { /* invalid tlv info */ + col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "SA-Descriptor TLV error"); + proto_tree_add_item(tree, hf_cst_invalid_tlv, tvb, offset, (tvb_len - offset), ENC_NA); + break; + } + /* get the TLV value offset */ + tlv_value_offset = get_tlv_value_offset(&tlv_info); +#ifdef DEBUG /* for debug only */ + proto_tree_add_protocol_format(tree, proto_wimax_utility_decoders, tvb, offset, (tlv_len + tlv_value_offset), "SA-Descriptor TLV Type: %u (%u bytes, offset=%u, tvb_len=%u)", tlv_type, (tlv_len + tlv_value_offset), offset, tvb_len); +#endif + /* update the offset for the TLV value */ + offset += tlv_value_offset; + /* parse SA-Descriptor (table 380) */ + switch (tlv_type) + { + case PKM_ATTR_SAID: + add_tlv_subtree(&tlv_info, tree, hf_pkm_msg_attr_said, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case PKM_ATTR_SA_TYPE: + add_tlv_subtree(&tlv_info, tree, hf_pkm_sa_type, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case PKM_ATTR_SA_SERVICE_TYPE: + add_tlv_subtree(&tlv_info, tree, hf_pkm_attr_sa_service_type, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case PKM_ATTR_CRYPTO_SUITE: + /* add subtree */ + tlv_item = add_tlv_subtree(&tlv_info, tree, hf_pkm_msg_crypto_suite, tvb, offset-tlv_value_offset, ENC_NA); + tlv_tree = proto_item_add_subtree(tlv_item, ett_sa_descriptor_decoder); + proto_tree_add_item(tlv_tree, hf_pkm_msg_crypto_suite_msb, tvb, offset, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(tlv_tree, hf_pkm_msg_crypto_suite_middle, tvb, offset+1, 1, ENC_BIG_ENDIAN); + proto_tree_add_item(tlv_tree, hf_pkm_msg_crypto_suite_lsb, tvb, offset+2, 1, ENC_BIG_ENDIAN); + break; + default: + add_tlv_subtree(&tlv_info, tree, hf_pkm_msg_unknown_type, tvb, offset-tlv_value_offset, ENC_NA); + break; + } + offset += tlv_len; + } /* end of TLV process while loop */ +} + +/******************************************************************/ +/* wimax_security_capabilities_decoder() */ +/* decode and display the WiMax Security Capabilities */ +/* parameter: */ +/* tvb - pointer of the tvb of service flow encodings */ +/* tree - pointer of Wireshark display tree */ +/* pinfo - pointer of Wireshark packet information structure */ +/******************************************************************/ +void wimax_security_capabilities_decoder(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) +{ + guint offset; + guint tvb_len, tlv_len, tlv_value_offset; + gint tlv_type; + proto_tree *tlv_tree = NULL; + tlv_info_t tlv_info; + + /* get the tvb reported length */ + tvb_len = tvb_reported_length(tvb); + /* do nothing if the TLV fields is not exist */ + if(!tvb_len) + return; + /* report error if the packet size is less than 2 bytes (type+length) */ + if(tvb_len < 2) + { /* invalid tlv info */ + col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "Invalid Security Capabilities"); + return; + } + /* process Security Capabilities (11.9.13) */ + for(offset = 0; offset < tvb_len; ) + { + /* get the TLV information */ + init_tlv_info(&tlv_info, tvb, offset); + /* get the TLV type */ + tlv_type = get_tlv_type(&tlv_info); + /* get the TLV length */ + tlv_len = get_tlv_length(&tlv_info); + if(tlv_type == -1 || tlv_len > MAX_TLV_LEN || tlv_len < 1) + { /* invalid tlv info */ + col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "Security Capabilities TLV error"); + proto_tree_add_item(tree, hf_cst_invalid_tlv, tvb, offset, (tvb_len - offset), ENC_NA); + break; + } + /* get the TLV value offset */ + tlv_value_offset = get_tlv_value_offset(&tlv_info); +#ifdef DEBUG /* for debug only */ + proto_tree_add_protocol_format(tree, proto_wimax_utility_decoders, tvb, offset, (tlv_len + tlv_value_offset), "Security Capabilities TLV Type: %u (%u bytes, offset=%u, tvb_len=%u)", tlv_type, (tlv_len + tlv_value_offset), offset, tvb_len); +#endif + /* parse Security Capabilities (table 374) */ + switch (tlv_type) + { + case PKM_ATTR_CRYPTO_LIST: + tlv_tree = add_protocol_subtree(&tlv_info, ett_security_capabilities_decoder, tree, proto_wimax_utility_decoders, tvb, offset, tlv_len, "Cryptographic-Suite List"); + /* add subtree */ + wimax_cryptographic_suite_list_decoder(tvb_new_subset_length(tvb, offset, tlv_len), pinfo, tlv_tree); + break; + default: + add_tlv_subtree(&tlv_info, tree, hf_pkm_msg_unknown_type, tvb, offset, ENC_NA); + break; + } + offset += (tlv_len+tlv_value_offset); + } /* end of TLV process while loop */ +} + +/******************************************************************/ +/* wimax_vendor_specific_information_decoder() */ +/* decode and display the WiMax Vendor-Specific Information */ +/* parameter: */ +/* tvb - pointer of the tvb of service flow encodings */ +/* tree - pointer of Wireshark display tree */ +/* pinfo - pointer of Wireshark packet information structure */ +/******************************************************************/ +void wimax_vendor_specific_information_decoder(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) +{ + guint offset; + guint tvb_len, tlv_len, tlv_value_offset; + gint tlv_type; + tlv_info_t tlv_info; + + /* get the tvb reported length */ + tvb_len = tvb_reported_length(tvb); + /* do nothing if the TLV fields is not exist */ + if(!tvb_len) + return; + /* report error if the packet size is less than 2 bytes (type+length) */ + if(tvb_len < 2) + { /* invalid tlv info */ + col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "Invalid Vendor Specific Info"); + proto_tree_add_expert(tree, pinfo, &ei_common_tlv_info, tvb, 0, tvb_len); + return; + } + /* process Vendor Specific Information (11.1.6) */ + for(offset = 0; offset < tvb_len; ) + { + /* get the TLV information */ + init_tlv_info(&tlv_info, tvb, offset); + /* get the TLV type */ + tlv_type = get_tlv_type(&tlv_info); + /* get the TLV length */ + tlv_len = get_tlv_length(&tlv_info); + if(tlv_type == -1 || tlv_len > MAX_TLV_LEN || tlv_len < 1) + { /* invalid tlv info */ + col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "Vendor Specific Info TLV error"); + proto_tree_add_item(tree, hf_cst_invalid_tlv, tvb, offset, (tvb_len - offset), ENC_NA); + break; + } + /* get the TLV value offset */ + tlv_value_offset = get_tlv_value_offset(&tlv_info); +#ifdef DEBUG /* for debug only */ + proto_tree_add_protocol_format(tree, proto_wimax_utility_decoders, tvb, offset, (tlv_len + tlv_value_offset), "Vendor Specific Info TLV Type: %u (%u bytes, offset=%u, tvb_len=%u)", tlv_type, (tlv_len + tlv_value_offset), offset, tvb_len); +#endif + /* parse Vendor Specific Information (11.1.6) */ + if(tlv_type == VENDOR_ID_ENCODING) + { + /* decode and display the Vendor ID Encoding */ + add_tlv_subtree(&tlv_info, tree, hf_common_tlv_vendor_id, tvb, offset, ENC_NA); + } + else + { + /* decode and display the Vendor Specific Info */ + proto_tree_add_item(tree, hf_common_tlv_vendor_specific_type, tvb, offset, 1, ENC_BIG_ENDIAN); + if(get_tlv_length_type(&tlv_info) == 0) + { /* single byte TLV length */ + proto_tree_add_item(tree, hf_common_tlv_vendor_specific_length, tvb, (offset + 1), 1, ENC_BIG_ENDIAN); + } + else + { /* multiple bytes TLV length */ + /* display the length of the TLV length with MSB */ + proto_tree_add_item(tree, hf_common_tlv_vendor_specific_length_size, tvb, (offset + 1), 1, ENC_BIG_ENDIAN); + if(get_tlv_size_of_length(&tlv_info)) + { /* display the multiple byte TLV length */ + proto_tree_add_uint(tree, hf_common_tlv_vendor_specific_length, tvb, (offset + 2), 1, get_tlv_size_of_length(&tlv_info)); + } + else + { /* length = 0 */ + continue; + } + } + proto_tree_add_item(tree, hf_common_tlv_vendor_specific_value, tvb, (offset + tlv_value_offset), tlv_len, ENC_NA); + } + /* update the offset */ + offset += tlv_value_offset + tlv_len; + } +} + +/******************************************************************/ +/* wimax_common_tlv_encoding_decoder() */ +/* decode and display the WiMax Common TLV Encoding (Table 346) */ +/* parameter: */ +/* tvb - pointer of the tvb of service flow encodings */ +/* tree - pointer of Wireshark display tree */ +/* pinfo - pointer of Wireshark packet information structure */ +/******************************************************************/ +guint wimax_common_tlv_encoding_decoder(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) +{ + guint offset, value; + guint tvb_len, tlv_len, tlv_value_offset; + gint tlv_type; + proto_tree *tlv_tree = NULL; + tlv_info_t tlv_info; + gfloat current_power; + + /* get the tvb reported length */ + tvb_len = tvb_reported_length(tvb); + /* do nothing if the TLV fields is not exist */ + if(!tvb_len) + return 0; + /* report error if the packet size is less than 2 bytes (type+length) */ + if(tvb_len < 2) + { /* invalid tlv info */ + col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "Invalid Common TLV encoding"); + proto_tree_add_item(tree, hf_cst_invalid_tlv, tvb, 0, tvb_len, ENC_NA); + return 0; + } + /* process Common TLV Encoding (11.1) */ + for(offset = 0; offset < tvb_len; ) + { + /* get the TLV information */ + init_tlv_info(&tlv_info, tvb, offset); + /* get the TLV type */ + tlv_type = get_tlv_type(&tlv_info); + /* get the TLV length */ + tlv_len = get_tlv_length(&tlv_info); + if(tlv_type == -1 || tlv_len > MAX_TLV_LEN || tlv_len < 1) + { /* invalid tlv info */ + col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, "Common TLV encoding TLV error"); + proto_tree_add_item(tree, hf_cst_invalid_tlv, tvb, offset, (tvb_len - offset), ENC_NA); + break; + } + /* get the TLV value offset */ + tlv_value_offset = get_tlv_value_offset(&tlv_info); +#ifdef DEBUG /* for debug only */ + proto_tree_add_protocol_format(tree, proto_wimax_utility_decoders, tvb, offset, (tlv_len + tlv_value_offset), "Common TLV Encoding TLV Type: %u (%u bytes, offset=%u, tvb_len=%u)", tlv_type, (tlv_len + tlv_value_offset), offset, tvb_len); +#endif + /* update the offset for the TLV value */ + offset += tlv_value_offset; + /* parse Common TLV Encoding (table 346) */ + switch (tlv_type) + { + case VENDOR_SPECIFIC_INFO: + /* display Vendor-Specific Information */ + /* add subtree */ + tlv_tree = add_protocol_subtree(&tlv_info, ett_vendor_specific_info_decoder, tree, proto_wimax_utility_decoders, tvb, offset-tlv_value_offset, tlv_len, "Vendor-Specific Information"); + /* decode and display the Vendor-Specific Information */ + wimax_vendor_specific_information_decoder(tvb_new_subset_length(tvb, offset, tlv_len), pinfo, tlv_tree); + break; + case VENDOR_ID_ENCODING: + add_tlv_subtree(&tlv_info, tree, hf_common_tlv_vendor_id, tvb, offset-tlv_value_offset, ENC_NA); + break; + case DSx_UPLINK_FLOW: + /* display Uplink Service Flow Encodings info */ + /* add subtree */ + tlv_tree = add_protocol_subtree(&tlv_info, ett_ul_service_flow_decoder, tree, proto_wimax_utility_decoders, tvb, offset-tlv_value_offset, tlv_len, "Uplink Service Flow Encodings"); + /* decode and display the UL Service Flow Encodings */ + wimax_service_flow_encodings_decoder(tvb_new_subset_length(tvb, offset, tlv_len), pinfo, tlv_tree); + break; + case DSx_DOWNLINK_FLOW: + /* display Downlink Service Flow Encodings info */ + /* add subtree */ + tlv_tree = add_protocol_subtree(&tlv_info, ett_dl_service_flow_decoder, tree, proto_wimax_utility_decoders, tvb, offset-tlv_value_offset, tlv_len, "Downlink Service Flow Encodings"); + /* decode and display the DL Service Flow Encodings */ + wimax_service_flow_encodings_decoder(tvb_new_subset_length(tvb,offset, tlv_len), pinfo, tlv_tree); + break; + case CURRENT_TX_POWER: + tlv_tree = add_tlv_subtree_no_item(&tlv_info, tree, hf_common_current_transmitted_power, tvb, offset-tlv_value_offset); + value = tvb_get_guint8(tvb, offset); + current_power = (gfloat)((value - 128) / 2.0); + proto_tree_add_float_format_value(tlv_tree, hf_common_current_transmitted_power, tvb, offset, tvb_len, current_power, "%.2f dBm (Value: 0x%x)", current_power, value); + break; + case MAC_VERSION_ENCODING: + add_tlv_subtree(&tlv_info, tree, hf_common_tlv_mac_version, tvb, offset-tlv_value_offset, ENC_BIG_ENDIAN); + break; + case HMAC_TUPLE: /* Table 348d */ + tlv_tree = add_protocol_subtree(&tlv_info, ett_vendor_specific_info_decoder, tree, proto_wimax_utility_decoders, tvb, offset-tlv_value_offset, tlv_len, "HMAC Tuple"); + /* decode and display the HMAC Tuple */ + wimax_hmac_tuple_decoder(tlv_tree, tvb, offset, tlv_len); + break; + case CMAC_TUPLE: /* Table 348b */ + tlv_tree = add_protocol_subtree(&tlv_info, ett_vendor_specific_info_decoder, tree, proto_wimax_utility_decoders, tvb, offset-tlv_value_offset, tlv_len, "CMAC Tuple"); + /* decode and display the CMAC Tuple */ + wimax_cmac_tuple_decoder(tlv_tree, tvb, offset, tlv_len); + break; + default: + /* Back to calling routine to finish decoding. */ + return offset - tlv_value_offset; /* Ret amount decoded. */ + break; + } + offset += tlv_len; + } /* end of while loop */ + return offset; +} + +/* + * Editor modelines - http://www.wireshark.org/tools/modelines.html + * + * Local variables: + * c-basic-offset: 8 + * tab-width: 8 + * indent-tabs-mode: t + * End: + * + * vi: set shiftwidth=8 tabstop=8 noexpandtab: + * :indentSize=8:tabSize=8:noTabs=false: + */ |