/* packet-dect.c * * Dissector for the Digital Enhanced Cordless Telecommunications * protocol. * * Copyright 2008-2009: * - Andreas Schuler * - Matthias Wenzel * * Wireshark - Network traffic analyzer * By Gerald Combs * Copyright 1998 Gerald Combs * * SPDX-License-Identifier: GPL-2.0-or-later */ /* TODO (roughly in that order) - Expand beyond full slot, 2-level modulation - Make things stateful - Once the capture format has stabilized, get rid of the Ethernet hack and use a proper capture type. */ #include "config.h" #include #define ETHERTYPE_DECT 0x2323 #define DECT_PACKET_INFO_LEN 11 #define DECT_PACKET_PP 0 #define DECT_PACKET_FP 1 #define DECT_AFIELD_SIZE 8 #define DECT_AFIELD_TAIL_SIZE 5 #define DECT_BFIELD_DATA_SIZE 128 #define DECT_A_TA_MASK 0xE0 #define DECT_A_TA_SHIFT 5 #define DECT_A_BA_MASK 0x0E #define DECT_A_BA_SHIFT 1 #define DECT_A_Q1_MASK 0x10 #define DECT_A_Q2_MASK 0x01 enum { DECT_TA_CT0 = 0, DECT_TA_CT1, DECT_TA_NT_CL, DECT_TA_NT, DECT_TA_QT, DECT_TA_ESC, DECT_TA_MT, DECT_TA_PT, DECT_TA_MT_FIRST = DECT_TA_PT }; /* ETSI EN 300 175-3 V2.3.0 6.2.4 and Annex E */ /* scramble table with corrections by Jakub Hruska */ static const uint8_t scrt[8][31]= { {0x3B, 0xCD, 0x21, 0x5D, 0x88, 0x65, 0xBD, 0x44, 0xEF, 0x34, 0x85, 0x76, 0x21, 0x96, 0xF5, 0x13, 0xBC, 0xD2, 0x15, 0xD8, 0x86, 0x5B, 0xD4, 0x4E, 0xF3, 0x48, 0x57, 0x62, 0x19, 0x6F, 0x51}, {0x32, 0xDE, 0xA2, 0x77, 0x9A, 0x42, 0xBB, 0x10, 0xCB, 0x7A, 0x89, 0xDE, 0x69, 0x0A, 0xEC, 0x43, 0x2D, 0xEA, 0x27, 0x79, 0xA4, 0x2B, 0xB1, 0x0C, 0xB7, 0xA8, 0x9D, 0xE6, 0x90, 0xAE, 0xC4}, {0x2D, 0xEA, 0x27, 0x79, 0xA4, 0x2B, 0xB1, 0x0C, 0xB7, 0xA8, 0x9D, 0xE6, 0x90, 0xAE, 0xC4, 0x32, 0xDE, 0xA2, 0x77, 0x9A, 0x42, 0xBB, 0x10, 0xCB, 0x7A, 0x89, 0xDE, 0x69, 0x0A, 0xEC, 0x43}, {0x27, 0x79, 0xA4, 0x2B, 0xB1, 0x0C, 0xB7, 0xA8, 0x9D, 0xE6, 0x90, 0xAE, 0xC4, 0x32, 0xDE, 0xA2, 0x77, 0x9A, 0x42, 0xBB, 0x10, 0xCB, 0x7A, 0x89, 0xDE, 0x69, 0x0A, 0xEC, 0x43, 0x2D, 0xEA}, {0x19, 0x6F, 0x51, 0x3B, 0xCD, 0x21, 0x5D, 0x88, 0x65, 0xBD, 0x44, 0xEF, 0x34, 0x85, 0x76, 0x21, 0x96, 0xF5, 0x13, 0xBC, 0xD2, 0x15, 0xD8, 0x86, 0x5B, 0xD4, 0x4E, 0xF3, 0x48, 0x57, 0x62}, {0x13, 0xBC, 0xD2, 0x15, 0xD8, 0x86, 0x5B, 0xD4, 0x4E, 0xF3, 0x48, 0x57, 0x62, 0x19, 0x6F, 0x51, 0x3B, 0xCD, 0x21, 0x5D, 0x88, 0x65, 0xBD, 0x44, 0xEF, 0x34, 0x85, 0x76, 0x21, 0x96, 0xF5}, {0x0C, 0xB7, 0xA8, 0x9D, 0xE6, 0x90, 0xAE, 0xC4, 0x32, 0xDE, 0xA2, 0x77, 0x9A, 0x42, 0xBB, 0x10, 0xCB, 0x7A, 0x89, 0xDE, 0x69, 0x0A, 0xEC, 0x43, 0x2D, 0xEA, 0x27, 0x79, 0xA4, 0x2B, 0xB1}, {0x79, 0xA4, 0x2B, 0xB1, 0x0C, 0xB7, 0xA8, 0x9D, 0xE6, 0x90, 0xAE, 0xC4, 0x32, 0xDE, 0xA2, 0x77, 0x9A, 0x42, 0xBB, 0x10, 0xCB, 0x7A, 0x89, 0xDE, 0x69, 0x0A, 0xEC, 0x43, 0x2D, 0xEA, 0x27} }; void proto_register_dect (void); void proto_reg_handoff_dect (void); static dissector_handle_t dect_handle; static int proto_dect; static int ett_dect; static int ett_columns; static int ett_afield; static int ett_ahead; static int ett_atail; static int ett_aqt; static int ett_bfield; static int ett_bfdescrdata; static int hf_dect_transceivermode; static int hf_dect_preamble; static int hf_dect_type; static int hf_dect_channel; static int hf_dect_framenumber; static int hf_dect_rssi; static int hf_dect_slot; static int hf_dect_cc; static int hf_dect_cc_TA; static int hf_dect_cc_AField; static int hf_dect_cc_BField; static int hf_dect_A; static int hf_dect_A_Head; static int hf_dect_A_Head_TA_FP; static int hf_dect_A_Head_TA_PP; static int hf_dect_A_Head_Q1; static int hf_dect_A_Head_BA; static int hf_dect_A_Head_Q2; static int hf_dect_A_Tail; static int hf_dect_A_Tail_Nt; static int hf_dect_A_Tail_Qt_Qh; static int hf_dect_A_Tail_Qt_0_Sn; static int hf_dect_A_Tail_Qt_0_Nr; static int hf_dect_A_Tail_Qt_0_Sp; static int hf_dect_A_Tail_Qt_0_Esc; static int hf_dect_A_Tail_Qt_0_Txs; static int hf_dect_A_Tail_Qt_0_Mc; static int hf_dect_A_Tail_Qt_0_CA; static int hf_dect_A_Tail_Qt_0_Spr1; static int hf_dect_A_Tail_Qt_0_Cn; static int hf_dect_A_Tail_Qt_0_Spr2; static int hf_dect_A_Tail_Qt_0_PSCN; static int hf_dect_A_Tail_Qt_3_A12; static int hf_dect_A_Tail_Qt_3_A13; static int hf_dect_A_Tail_Qt_3_A14; static int hf_dect_A_Tail_Qt_3_A15; static int hf_dect_A_Tail_Qt_3_A16; static int hf_dect_A_Tail_Qt_3_A17; static int hf_dect_A_Tail_Qt_3_A18; static int hf_dect_A_Tail_Qt_3_A19; static int hf_dect_A_Tail_Qt_3_A20; static int hf_dect_A_Tail_Qt_3_A21; static int hf_dect_A_Tail_Qt_3_A22; static int hf_dect_A_Tail_Qt_3_A23; static int hf_dect_A_Tail_Qt_3_A24; static int hf_dect_A_Tail_Qt_3_A25; static int hf_dect_A_Tail_Qt_3_A26; static int hf_dect_A_Tail_Qt_3_A27; static int hf_dect_A_Tail_Qt_3_A28; static int hf_dect_A_Tail_Qt_3_A29; static int hf_dect_A_Tail_Qt_3_A30; static int hf_dect_A_Tail_Qt_3_A31; static int hf_dect_A_Tail_Qt_3_A32; static int hf_dect_A_Tail_Qt_3_A33; static int hf_dect_A_Tail_Qt_3_A34; static int hf_dect_A_Tail_Qt_3_A35; static int hf_dect_A_Tail_Qt_3_A36; static int hf_dect_A_Tail_Qt_3_A37; static int hf_dect_A_Tail_Qt_3_A38; static int hf_dect_A_Tail_Qt_3_A39; static int hf_dect_A_Tail_Qt_3_A40; static int hf_dect_A_Tail_Qt_3_A41; static int hf_dect_A_Tail_Qt_3_A42; static int hf_dect_A_Tail_Qt_3_A43; static int hf_dect_A_Tail_Qt_3_A44; static int hf_dect_A_Tail_Qt_3_A45; static int hf_dect_A_Tail_Qt_3_A46; static int hf_dect_A_Tail_Qt_3_A47; static int hf_dect_A_Tail_Qt_4_CRFPHops; static int hf_dect_A_Tail_Qt_4_CRFPEnc; static int hf_dect_A_Tail_Qt_4_REFHops; static int hf_dect_A_Tail_Qt_4_REPCap; static int hf_dect_A_Tail_Qt_4_Sync; static int hf_dect_A_Tail_Qt_4_A20; static int hf_dect_A_Tail_Qt_4_MACSusp; static int hf_dect_A_Tail_Qt_4_MACIpq; static int hf_dect_A_Tail_Qt_4_A23; static int hf_dect_A_Tail_Qt_4_A24; static int hf_dect_A_Tail_Qt_4_A25; static int hf_dect_A_Tail_Qt_4_A26; static int hf_dect_A_Tail_Qt_4_A27; static int hf_dect_A_Tail_Qt_4_A28; static int hf_dect_A_Tail_Qt_4_A29; static int hf_dect_A_Tail_Qt_4_A30; static int hf_dect_A_Tail_Qt_4_A31; static int hf_dect_A_Tail_Qt_4_A32; static int hf_dect_A_Tail_Qt_4_A33; static int hf_dect_A_Tail_Qt_4_A34; static int hf_dect_A_Tail_Qt_4_A35; static int hf_dect_A_Tail_Qt_4_A36; static int hf_dect_A_Tail_Qt_4_A37; static int hf_dect_A_Tail_Qt_4_A38; static int hf_dect_A_Tail_Qt_4_A39; static int hf_dect_A_Tail_Qt_4_A40; static int hf_dect_A_Tail_Qt_4_A41; static int hf_dect_A_Tail_Qt_4_A42; static int hf_dect_A_Tail_Qt_4_A43; static int hf_dect_A_Tail_Qt_4_A44; static int hf_dect_A_Tail_Qt_4_A45; static int hf_dect_A_Tail_Qt_4_A46; static int hf_dect_A_Tail_Qt_4_A47; static int hf_dect_A_Tail_Qt_6_Spare; static int hf_dect_A_Tail_Qt_6_Mfn; static int hf_dect_A_Tail_Mt_Mh; static int hf_dect_A_Tail_Mt_Mh_attr; static int hf_dect_A_Tail_Mt_Mh_fmid; static int hf_dect_A_Tail_Mt_Mh_pmid; static int hf_dect_A_Tail_Mt_BasicConCtrl; static int hf_dect_A_Tail_Mt_Encr_Cmd1; static int hf_dect_A_Tail_Mt_Encr_Cmd2; static int hf_dect_A_Tail_Pt_ExtFlag; static int hf_dect_A_Tail_Pt_SDU; static int hf_dect_A_Tail_Pt_RFPI; static int hf_dect_A_Tail_Pt_BsData; static int hf_dect_A_Tail_Pt_InfoType; static int hf_dect_A_Tail_Pt_SlotPairs; static int hf_dect_A_Tail_Pt_Fillbits; static int hf_dect_A_Tail_Pt_Bearer_Sn; static int hf_dect_A_Tail_Pt_Bearer_Cn; static int hf_dect_A_Tail_Pt_Bearer_Sp; static int hf_dect_A_RCRC; static int hf_dect_B; static int hf_dect_B_Data; static int hf_dect_B_DescrambledData; static int hf_dect_B_fn; static int hf_dect_B_XCRC; static const value_string transceiver_mode[]= { {0, "Receive"}, {1, "Send"}, {0, NULL} }; /* ETSI EN 300 175-3 V2.3.0 7.1.2 */ static const value_string TA_vals_FP[]= { {0, "Ct Next Data Packet"}, {1, "Ct First Data Packet"}, {2, "Nt Identities Information on Connectionless Bearer"}, {3, "Nt Identities Information"}, {4, "Qt Multiframe Synchronisation and System Information"}, {5, "Escape"}, {6, "Mt MAC Layer Control"}, {7, "Pt Paging Tail"}, {0, NULL} }; /* ETSI EN 300 175-3 V2.3.0 7.1.2 */ static const value_string TA_vals_PP[]= { {0, "Ct Next Data Packet"}, {1, "Ct First Data Packet"}, {2, "Nt Identities Information on Connectionless Bearer"}, {3, "Nt Identities Information"}, {4, "Qt Multiframe Synchronisation and System Information"}, {5, "Escape"}, {6, "Mt MAC Layer Control"}, {7, "Mt MAC Layer Control,first packet"}, {0, NULL} }; /* ETSI EN 300 175-3 V2.3.0 7.1.4 */ static const value_string BA_vals[]= { {0, "U-Type, In, SIn or Ip Packet No. 0 or No Valid Ip_error_detect Channel Data"}, {1, "U-Type, Ip_error_detect or Ip Packet No. 1 or SIn or No Valid In Channel Data"}, {2, "Double-Slot Required / E-Type, all Cf or CLf, Packet No. 0"}, {3, "E-Type, All Cf, Packet No. 1"}, {4, "Half-Slot Required / E-Type, not all Cf or CLf, Cf Packet No. 0"}, {5, "E-Type, not all Cf, Cf Packet No. 1"}, {6, "E-Type, All MAC control (unnumbered)"}, {7, "No B-Field"}, {0, NULL} }; /* ETSI EN 300 175-3 V2.3.0 7.2.3.1 */ static const value_string QTHead_vals[]= { {0, "Static System Info"}, {1, "Static System Info"}, {2, "Extended RF Carriers Part 1"}, {3, "Fixed Part Capabilities"}, {4, "Extended Fixed Part Capabilities"}, {5, "SARI List Contents"}, {6, "Multi-Frame No."}, {7, "Escape"}, {8, "Obsolete"}, {9, "Extended RF Carriers Part 2"}, {10, "Reserved("}, {11, "Transmit Information"}, {12, "Extended Fixed Part Capabilities 2"}, {13, "Reserved"}, {14, "Reserved"}, {15, "Reserved"}, {0, NULL} }; /* ETSI EN 300 175-3 V2.3.0 7.2.3.2.2 */ static const value_string QTNormalReverse_vals[]= { {0, "Normal RFP Transmit Half-Frame"}, {1, "Normal PP Transmit Half-Frame"}, {0, NULL} }; /* ETSI EN 300 175-3 V2.3.0 7.2.3.2.3 */ static const value_string QTSlotNumber_vals[]= { {0, "Slot Pair 0/12"}, {1, "Slot Pair 1/13"}, {2, "Slot Pair 2/14"}, {3, "Slot Pair 3/15"}, {4, "Slot Pair 4/16"}, {5, "Slot Pair 5/17"}, {6, "Slot Pair 6/18"}, {7, "Slot Pair 7/19"}, {8, "Slot Pair 8/20"}, {9, "Slot Pair 9/21"}, {10, "Slot Pair 10/22"}, {11, "Slot Pair 11/23"}, {12, "Reserved"}, {13, "Reserved"}, {14, "Reserved"}, {15, "Reserved"}, {0, NULL} }; /* ETSI EN 300 175-3 V2.3.0 7.2.3.2.4 */ static const value_string QTStartPosition_vals[]= { {0, "S-Field starts at Bit F0"}, {1, "Reserved for Future Use"}, {2, "S-Field starts at Bit F240"}, {3, "Reserved for Future Use"}, {0, NULL} }; /* ETSI EN 300 175-3 V2.3.0 7.2.3.2.5 */ static const value_string QTEscape_vals[]= { {0, "No QT Escape is broadcast"}, {1, "The QT Escape is broadcast"}, {0, NULL} }; /* ETSI EN 300 175-3 V2.3.0 7.2.3.2.6 */ static const value_string QTTransceiver_vals[]= { {0, "RFP has 1 Transceiver"}, {1, "RFP has 2 Transceiver"}, {2, "RFP has 3 Transceiver"}, {3, "RFP has 4 or more Transceiver"}, {0, NULL} }; /* ETSI EN 300 175-3 V2.3.0 7.2.3.2.7 */ static const value_string QTExtendedCarrier_vals[]= { {0, "No Extended RF Carrier Information Message"}, {1, "Extended RF Carrier Information Message shall be transmitted in the next Multiframe"}, {0, NULL} }; /* ETSI EN 300 175-3 V2.3.0 7.2.3.2.9 */ /* ETSI EN 300 175-3 V2.3.0 7.2.3.2.11 */ static const value_string QTSpr_vals[]= { {0, "OK"}, {1, "Reserved"}, {2, "Reserved"}, {3, "Reserved"}, {0, NULL} }; /* ETSI EN 300 175-3 V2.3.0 7.2.3.2.10 */ static const value_string QTCarrierNumber_vals[]= { {0, "RF Carrier 0"}, {1, "RF Carrier 1"}, {2, "RF Carrier 2"}, {3, "RF Carrier 3"}, {4, "RF Carrier 4"}, {5, "RF Carrier 5"}, {6, "RF Carrier 6"}, {7, "RF Carrier 7"}, {8, "RF Carrier 8"}, {9, "RF Carrier 9"}, {10, "RF Carrier 10"}, {11, "RF Carrier 11"}, {12, "RF Carrier 12"}, {13, "RF Carrier 13"}, {14, "RF Carrier 14"}, {15, "RF Carrier 15"}, {16, "RF Carrier 16"}, {17, "RF Carrier 17"}, {18, "RF Carrier 18"}, {19, "RF Carrier 19"}, {20, "RF Carrier 20"}, {21, "RF Carrier 21"}, {22, "RF Carrier 22"}, {23, "RF Carrier 23"}, {24, "RF Carrier 24"}, {25, "RF Carrier 25"}, {26, "RF Carrier 26"}, {27, "RF Carrier 27"}, {28, "RF Carrier 28"}, {29, "RF Carrier 29"}, {30, "RF Carrier 30"}, {31, "RF Carrier 31"}, {32, "RF Carrier 32"}, {33, "RF Carrier 33"}, {34, "RF Carrier 34"}, {35, "RF Carrier 35"}, {36, "RF Carrier 36"}, {37, "RF Carrier 37"}, {38, "RF Carrier 38"}, {39, "RF Carrier 39"}, {40, "RF Carrier 40"}, {41, "RF Carrier 41"}, {42, "RF Carrier 42"}, {43, "RF Carrier 43"}, {44, "RF Carrier 44"}, {45, "RF Carrier 45"}, {46, "RF Carrier 46"}, {47, "RF Carrier 47"}, {48, "RF Carrier 48"}, {49, "RF Carrier 49"}, {50, "RF Carrier 50"}, {51, "RF Carrier 51"}, {52, "RF Carrier 52"}, {53, "RF Carrier 53"}, {54, "RF Carrier 54"}, {55, "RF Carrier 55"}, {56, "RF Carrier 56"}, {57, "RF Carrier 57"}, {58, "RF Carrier 58"}, {59, "RF Carrier 59"}, {60, "RF Carrier 60"}, {61, "RF Carrier 61"}, {62, "RF Carrier 62"}, {63, "RF Carrier 63"}, {0, NULL} }; /* ETSI EN 300 175-3 V2.3.0 7.2.3.2.12 */ static const value_string QTScanCarrierNum_vals[]= { {0, "Primary Scan next on RF Carrier 0"}, {1, "Primary Scan next on RF Carrier 1"}, {2, "Primary Scan next on RF Carrier 2"}, {3, "Primary Scan next on RF Carrier 3"}, {4, "Primary Scan next on RF Carrier 4"}, {5, "Primary Scan next on RF Carrier 5"}, {6, "Primary Scan next on RF Carrier 6"}, {7, "Primary Scan next on RF Carrier 7"}, {8, "Primary Scan next on RF Carrier 8"}, {9, "Primary Scan next on RF Carrier 9"}, {10, "Primary Scan next on RF Carrier 10"}, {11, "Primary Scan next on RF Carrier 11"}, {12, "Primary Scan next on RF Carrier 12"}, {13, "Primary Scan next on RF Carrier 13"}, {14, "Primary Scan next on RF Carrier 14"}, {15, "Primary Scan next on RF Carrier 15"}, {16, "Primary Scan next on RF Carrier 16"}, {17, "Primary Scan next on RF Carrier 17"}, {18, "Primary Scan next on RF Carrier 18"}, {19, "Primary Scan next on RF Carrier 19"}, {20, "Primary Scan next on RF Carrier 20"}, {21, "Primary Scan next on RF Carrier 21"}, {22, "Primary Scan next on RF Carrier 22"}, {23, "Primary Scan next on RF Carrier 23"}, {24, "Primary Scan next on RF Carrier 24"}, {25, "Primary Scan next on RF Carrier 25"}, {26, "Primary Scan next on RF Carrier 26"}, {27, "Primary Scan next on RF Carrier 27"}, {28, "Primary Scan next on RF Carrier 28"}, {29, "Primary Scan next on RF Carrier 29"}, {30, "Primary Scan next on RF Carrier 30"}, {31, "Primary Scan next on RF Carrier 31"}, {32, "Primary Scan next on RF Carrier 32"}, {33, "Primary Scan next on RF Carrier 33"}, {34, "Primary Scan next on RF Carrier 34"}, {35, "Primary Scan next on RF Carrier 35"}, {36, "Primary Scan next on RF Carrier 36"}, {37, "Primary Scan next on RF Carrier 37"}, {38, "Primary Scan next on RF Carrier 38"}, {39, "Primary Scan next on RF Carrier 39"}, {40, "Primary Scan next on RF Carrier 40"}, {41, "Primary Scan next on RF Carrier 41"}, {42, "Primary Scan next on RF Carrier 42"}, {43, "Primary Scan next on RF Carrier 43"}, {44, "Primary Scan next on RF Carrier 44"}, {45, "Primary Scan next on RF Carrier 45"}, {46, "Primary Scan next on RF Carrier 46"}, {47, "Primary Scan next on RF Carrier 47"}, {48, "Primary Scan next on RF Carrier 48"}, {49, "Primary Scan next on RF Carrier 49"}, {50, "Primary Scan next on RF Carrier 50"}, {51, "Primary Scan next on RF Carrier 51"}, {52, "Primary Scan next on RF Carrier 52"}, {53, "Primary Scan next on RF Carrier 53"}, {54, "Primary Scan next on RF Carrier 54"}, {55, "Primary Scan next on RF Carrier 55"}, {56, "Primary Scan next on RF Carrier 56"}, {57, "Primary Scan next on RF Carrier 57"}, {58, "Primary Scan next on RF Carrier 58"}, {59, "Primary Scan next on RF Carrier 59"}, {60, "Primary Scan next on RF Carrier 60"}, {61, "Primary Scan next on RF Carrier 61"}, {62, "Primary Scan next on RF Carrier 62"}, {63, "Primary Scan next on RF Carrier 63"}, {0, NULL} }; /* ETSI EN 300 175-3 V2.3.0 7.2.3.4.2 */ static const value_string Qt_A12_vals[]= { {0, " Extended FP Info"}, {1, "Extended FP Info"}, {0, NULL} }; static const value_string Qt_A13_vals[]= { {0, " Double Duplex Bearer Connections"}, {1, "Double Duplex Bearer Connections"}, {0, NULL} }; static const value_string Qt_A14_vals[]= { {0, " Reserved"}, {1, "Reserved"}, {0, NULL} }; static const value_string Qt_A15_vals[]= { {0, " Double Slot"}, {1, "Double Slot"}, {0, NULL} }; static const value_string Qt_A16_vals[]= { {0, " Half Slot"}, {1, "Half Slot"}, {0, NULL} }; static const value_string Qt_A17_vals[]= { {0, " Full Slot"}, {1, "Full Slot"}, {0, NULL} }; static const value_string Qt_A18_vals[]= { {0, " Frequency Control"}, {1, "Frequency Control"}, {0, NULL} }; static const value_string Qt_A19_vals[]= { {0, " Page Repetition"}, {1, "Page Repetition"}, {0, NULL} }; static const value_string Qt_A20_vals[]= { {0, " C/O Setup on Dummy allowed"}, {1, "C/O Setup on Dummy allowed"}, {0, NULL} }; static const value_string Qt_A21_vals[]= { {0, " C/L Uplink"}, {1, "C/L Uplink"}, {0, NULL} }; static const value_string Qt_A22_vals[]= { {0, " C/L Downlink"}, {1, "C/L Downlink"}, {0, NULL} }; static const value_string Qt_A23_vals[]= { {0, " Basic A-Field Set-Up"}, {1, "Basic A-Field Set-Up"}, {0, NULL} }; static const value_string Qt_A24_vals[]= { {0, " Advanced A-Field Set-Up"}, {1, "Advanced A-Field Set-Up"}, {0, NULL} }; static const value_string Qt_A25_vals[]= { {0, " B-field Set-Up"}, {1, "B-field Set-Up"}, {0, NULL} }; static const value_string Qt_A26_vals[]= { {0, " Cf Messages"}, {1, "Cf Messages"}, {0, NULL} }; static const value_string Qt_A27_vals[]= { {0, " In Minimum Delay"}, {1, "In Minimum Delay"}, {0, NULL} }; static const value_string Qt_A28_vals[]= { {0, " In Normal Delay"}, {1, "In Normal Delay"}, {0, NULL} }; static const value_string Qt_A29_vals[]= { {0, " Ip Error Detection"}, {1, "Ip Error Detection"}, {0, NULL} }; static const value_string Qt_A30_vals[]= { {0, " Ip Error Correction"}, {1, "Ip Error Correction"}, {0, NULL} }; static const value_string Qt_A31_vals[]= { {0, " Multibearer Connections"}, {1, "Multibearer Connections"}, {0, NULL} }; /* ETSI EN 300 175-5 V2.3.0 Annex F */ static const value_string Qt_A32_vals[]= { {0, " ADPCM/G.726 Voice service"}, {1, "ADPCM/G.726 Voice service"}, {0, NULL} }; static const value_string Qt_A33_vals[]= { {0, " GAP basic speech"}, {1, "GAP basic speech"}, {0, NULL} }; static const value_string Qt_A34_vals[]= { {0, " Non-voice circuit switched service"}, {1, "Non-voice circuit switched service"}, {0, NULL} }; static const value_string Qt_A35_vals[]= { {0, " Non-voice packet switched service"}, {1, "Non-voice packet switched service"}, {0, NULL} }; static const value_string Qt_A36_vals[]= { {0, " Standard authentication required"}, {1, "Standard authentication required"}, {0, NULL} }; static const value_string Qt_A37_vals[]= { {0, " Standard ciphering supported"}, {1, "Standard ciphering supported"}, {0, NULL} }; static const value_string Qt_A38_vals[]= { {0, " Location registration supported"}, {1, "Location registration supported"}, {0, NULL} }; static const value_string Qt_A39_vals[]= { {0, " SIM services available"}, {1, "SIM services available"}, {0, NULL} }; static const value_string Qt_A40_vals[]= { {0, " Non-static Fixed Part (FP)"}, {1, "Non-static Fixed Part (FP)"}, {0, NULL} }; static const value_string Qt_A41_vals[]= { {0, " CISS services available"}, {1, "CISS services available"}, {0, NULL} }; static const value_string Qt_A42_vals[]= { {0, " CLMS service available"}, {1, "CLMS service available"}, {0, NULL} }; static const value_string Qt_A43_vals[]= { {0, " COMS service available"}, {1, "COMS service available"}, {0, NULL} }; static const value_string Qt_A44_vals[]= { {0, " Access rights requests supported"}, {1, "Access rights requests supported"}, {0, NULL} }; static const value_string Qt_A45_vals[]= { {0, " External handover supported"}, {1, "External handover supported"}, {0, NULL} }; static const value_string Qt_A46_vals[]= { {0, " Connection handover supported"}, {1, "Connection handover supported"}, {0, NULL} }; static const value_string Qt_A47_vals[]= { {0, " Reserved"}, {1, "Reserved"}, {0, NULL} }; static const value_string Qt_EA20_vals[]= { {0, " Reserved"}, {1, "Reserved"}, {0, NULL} }; /* ETSI EN 300 175-3 V2.3.0 7.2.3.5.2.1 */ static const value_string Qt_CRFPHops_vals[]= { {0, "1 CRFP is allowed"}, {1, "2 CRFP allowed in cascade"}, {2, "3 CRFP allowed in cascade"}, {3, "No CRFP allowed"}, {0, NULL} }; static const value_string Qt_CRFPEnc_vals[]= { {0, "CRFP encryption not supported"}, {1, "CRFP encryption supported"}, {0, NULL} }; static const value_string Qt_REPHops_vals[]= { {0, "REP not supported"}, {1, "1 REP is allowed"}, {2, "2 REP are allowed in cascade"}, {3, "3 REP are allowed in cascade"}, {0, NULL} }; static const value_string Qt_REPCap_vals[]= { {0, "REP interlacing not supported"}, {1, "REP interlacing supported"}, {0, NULL} }; /* ETSI EN 300 175-3 V2.3.0 7.2.3.5.2.2 */ static const value_string Qt_Sync_vals[]= { {0, "standard, see EN 300 175-2 [2], clauses 4.6 and 5.2"}, {1, "prolonged preamble, see EN 300 175-2 [2], annex C (see note)"}, {2, "reserved"}, {3, "reserved"}, {0, NULL} }; /* ETSI EN 300 175-3 V2.3.0 7.2.3.5.2.3 */ static const value_string Qt_MACSusp_vals[]= { {0, "Suspend and Resume not supported"}, {1, "Suspend and Resume supported"}, {0, NULL} }; /* ETSI EN 300 175-3 V2.3.0 7.2.3.5.2.4 */ static const value_string Qt_MACIpq_vals[]= { {0, "Ipq not supported"}, {1, "Ipq supported"}, {0, NULL} }; /* ETSI EN 300 175-3 V2.3.0 7.2.3.5.2 */ static const value_string Qt_EA23_vals[]= { {0, " Extended Fixed Part Info 2"}, {1, "Extended Fixed Part Info 2"}, {0, NULL} }; static const value_string Qt_EA24_vals[]= { {0, " Unused"}, {1, "Unused"}, {0, NULL} }; /* ETSI EN 300 175-5 V2.3.0 Annex F */ static const value_string Qt_EA25_vals[]= { {0, " F-MMS Interworking profile supported"}, {1, "F-MMS Interworking profile supported"}, {0, NULL} }; static const value_string Qt_EA26_vals[]= { {0, " Basic ODAP supported"}, {1, "Basic ODAP supported"}, {0, NULL} }; static const value_string Qt_EA27_vals[]= { {0, " Generic Media Encapsulation transport (DPRS) supported"}, {1, "Generic Media Encapsulation transport (DPRS) supported"}, {0, NULL} }; static const value_string Qt_EA28_vals[]= { {0, " IP Roaming unrestricted supported"}, {1, "IP Roaming unrestricted supported"}, {0, NULL} }; static const value_string Qt_EA29_vals[]= { {0, " Ethernet"}, {1, "Ethernet"}, {0, NULL} }; static const value_string Qt_EA30_vals[]= { {0, " Token Ring"}, {1, "Token Ring"}, {0, NULL} }; static const value_string Qt_EA31_vals[]= { {0, " IP"}, {1, "IP"}, {0, NULL} }; static const value_string Qt_EA32_vals[]= { {0, " PPP"}, {1, "PPP"}, {0, NULL} }; static const value_string Qt_EA33_vals[]= { {0, " V.24"}, {1, "V.24"}, {0, NULL} }; static const value_string Qt_EA34_vals[]= { {0, " Reserved"}, {1, "Reserved"}, {0, NULL} }; static const value_string Qt_EA35_vals[]= { {0, " Reserved"}, {1, "Reserved"}, {0, NULL} }; static const value_string Qt_EA36_vals[]= { {0, " RAP Part 1 Profile"}, {1, "RAP Part 1 Profile"}, {0, NULL} }; static const value_string Qt_EA37_vals[]= { {0, " ISDN intermediate system"}, {1, "ISDN intermediate system"}, {0, NULL} }; static const value_string Qt_EA38_vals[]= { {0, " Synchronization to GPS achieved"}, {1, "Synchronization to GPS achieved"}, {0, NULL} }; static const value_string Qt_EA39_vals[]= { {0, " Location registration with TPUI allowed"}, {1, "Location registration with TPUI allowed"}, {0, NULL} }; static const value_string Qt_EA40_vals[]= { {0, " Emergency call supported"}, {1, "Emergency call supported"}, {0, NULL} }; static const value_string Qt_EA41_vals[]= { {0, " Asymmetric bearers supported"}, {1, "Asymmetric bearers supported"}, {0, NULL} }; static const value_string Qt_EA42_vals[]= { {0, " Reserved"}, {1, "Reserved"}, {0, NULL} }; static const value_string Qt_EA43_vals[]= { {0, " LRMS"}, {1, "LRMS"}, {0, NULL} }; static const value_string Qt_EA44_vals[]= { {0, " Data Service Profile D"}, {1, "Data Service Profile D"}, {0, NULL} }; static const value_string Qt_EA45_vals[]= { {0, " DPRS Stream"}, {1, "DPRS Stream"}, {0, NULL} }; static const value_string Qt_EA46_vals[]= { {0, " DPRS FREL"}, {1, "DPRS FREL"}, {0, NULL} }; static const value_string Qt_EA47_vals[]= { {0, " ISDN Data Services"}, {1, "ISDN Data Services"}, {0, NULL} }; /* ETSI EN 300 175-3 V2.3.0 7.2.5.1 */ static const value_string MTHead_vals[]= { {0, "Basic Connection Control"}, {1, "Advanced Connection Control"}, {2, "MAC Layer Test Messages"}, {3, "Quality Control"}, {4, "Broadcast and Connectionless Services"}, {5, "Encryption Control"}, {6, "Tail for use with the first Transmission of a B-Field \"bearer request\" Message"}, {7, "Escape"}, {8, "TARI Message"}, {9, "REP Connection Control"}, {10, "Reserved"}, {11, "Reserved"}, {12, "Reserved"}, {13, "Reserved"}, {14, "Reserved"}, {15, "Reserved"}, {0, NULL} }; /* ETSI EN 300 175-3 V2.3.0 7.2.5.2 */ static const value_string MTBasicConCtrl_vals[]= { {0, "Access Request"}, {1, "Bearer Handover Request"}, {2, "Connection Handover Request"}, {3, "Unconfirmed Access Request"}, {4, "Bearer Confirm"}, {5, "Wait"}, {6, "Attributes T Request"}, {7, "Attributes T Confirm"}, {8, "Reserved"}, {9, "Reserved"}, {10, "Reserved"}, {11, "Reserved"}, {12, "Reserved"}, {13, "Reserved"}, {14, "Reserved"}, {15, "Release"}, {0, NULL} }; /* ETSI EN 300 175-3 V2.3.0 7.2.5.7 */ static const value_string MTEncrCmd1_vals[]= { {0, "Start Encryption"}, {1, "Stop Encryption"}, {2, "reserved"}, {3, "reserved"}, {0, NULL} }; static const value_string MTEncrCmd2_vals[]= { {0, "Request"}, {1, "Confirm"}, {2, "Grant"}, {3, "Reserved"}, {0, NULL} }; /* ETSI EN 300 175-3 V2.3.0 7.2.4.2.2 */ static const value_string PTExtFlag_vals[]= { {0, "Next normal Page in Frame 0"}, {1, "Another Page in next Frame"}, {0, NULL} }; /* ETSI EN 300 175-3 V2.3.0 7.2.4.2.3 */ static const value_string PTSDU_vals[]= { {0, "Zero Length Page"}, {1, "Short Page"}, {2, "Full Page"}, {3, "MAC resume page"}, {4, "Not the last 36 Bits of a Long Page"}, {5, "The first 36 Bits of a Long Page"}, {6, "The last 36 Bits of a Long Page"}, {7, "All of a Long Page (first and last)"}, {0, NULL} }; /* ETSI EN 300 175-3 V2.3.0 7.2.4.3.1 */ static const value_string PTInfoType_vals[]= { {0, "Fill Bits"}, {1, "Blind Full Slot Information for Circuit Mode Service"}, {2, "Other Bearer"}, {3, "Recommended Other Bearer"}, {4, "Good RFP Bearer"}, {5, "Dummy or connectionless Bearer Position"}, {6, "Extended Modulation Types"}, {7, "Escape"}, {8, "Dummy or connectionless Bearer Marker"}, {9, "Bearer Handover/Replacement Information"}, {10, "RFP Status and Modulation Types"}, {11, "Active Carriers"}, {12, "Connectionless Bearer Position"}, {13, "RFP Power Level"}, {14, "Blind Double Slot/RFP-FP Interface Resource Information"}, {15, "Blind Full Slot Information for Packet Mode Service"}, {0, NULL} }; #if 0 /* ETSI EN 300 175-3 V2.3.0 7.2.4.3.10 */ static const value_string PTRFPPower_vals[]= { {0, "0 dBm"}, {1, "2 dBm"}, {2, "4 dBm"}, {3, "6 dBm"}, {4, "8 dBm"}, {5, "10 dBm"}, {6, "12 dBm"}, {7, "14 dBm"}, {8, "16 dBm"}, {9, "18 dBm"}, {10, "20 dBm"}, {11, "22 dBm"}, {12, "24 dBm"}, {13, "26 dBm"}, {14, "28 dBm"}, {15, "30 dBm"}, {0, NULL} }; #endif static unsigned char dect_getbit(uint8_t *data, int bit) { uint8_t byte=data[bit/8]; return (byte>>bit%8)&1; } static void dect_setbit(uint8_t *data, int bit, uint8_t value) { if(!value) data[bit/8]&=~(1<<(bit%8)); else data[bit/8]|=(1<<(bit%8)); } /* EN 300 175-3 V2.3.0 6.2.5.4 */ static uint8_t calc_xcrc(uint8_t* data, uint8_t length) { uint8_t bits[21]; uint8_t gp=0x1; uint8_t crc; uint8_t next; int y, x; memset(bits, 0, sizeof(bits)); for(y=0;y<=length-4;y++) { dect_setbit(bits, y, dect_getbit(data, y+48*(1+(int)(y/16)))); } length=10; crc=bits[0]; y=0; while(y7) break; } if(x>7) break; crc<<=1; crc|=!!(next&0x80); next<<=1; x++; crc^=(gp<<4); } } return crc; } /* EN 300 175-3 V2.3.0 6.2.5.2 */ static uint16_t calc_rcrc(uint8_t* data) { uint16_t gp=0x0589; /* 10000010110001001 without the leading 1 */ uint16_t crc; uint8_t next; int y, x; crc=data[0]<<8|data[1]; y=0; while(y<6) { next=data[2+y]; y++; x=0; while(x<8) { while(!(crc&0x8000)) { crc<<=1; crc|=!!(next&0x80); next<<=1; x++; if(x>7) break; } if(x>7) break; crc<<=1; crc|=!!(next&0x80); next<<=1; x++; crc^=gp; } } crc^=1; return crc; } /* ETSI EN 300 175-3 V2.3.0 6.2.1.3 */ static int dissect_bfield(bool dect_packet_type _U_, uint8_t ba, packet_info *pinfo _U_, tvbuff_t *tvb, int offset, proto_tree *DectTree, proto_tree *ColumnsTree) { uint8_t xcrc/*, xcrclen*/; uint16_t blen; int start_offset; const char *bfield_str; const char *bfield_short_str; proto_item *bfieldti = NULL; proto_tree *BField = NULL; proto_item *bfdescrdatati = NULL; proto_tree *BFDescrData = NULL; uint8_t bfield_data[DECT_BFIELD_DATA_SIZE]; unsigned bfield_length = tvb_reported_length_remaining(tvb, offset); if (bfield_length > DECT_BFIELD_DATA_SIZE) bfield_length = DECT_BFIELD_DATA_SIZE; if (bfield_length) { tvb_memcpy(tvb, bfield_data, offset, bfield_length); if (bfield_length < DECT_BFIELD_DATA_SIZE) memset(&bfield_data[bfield_length], 0, DECT_BFIELD_DATA_SIZE - bfield_length); } else memset(bfield_data, 0, DECT_BFIELD_DATA_SIZE); /* B-Field */ switch(ba) { case 0: case 1: case 3: case 5: case 6: blen=40; /*xcrclen=4;*/ bfield_short_str="Full Slot"; bfield_str="Full Slot (320 bit data, 4 bit xcrc)"; break; case 2: blen=100; /*xcrclen=4;*/ bfield_short_str="Double Slot"; bfield_str="Double Slot (800 bit data, 4 bit xcrc)"; break; case 4: blen=10; /*xcrclen=4;*/ bfield_short_str="Half Slot"; bfield_str="Half Slot (80 bit data, 4 bit xcrc)"; break; case 7: default: blen=0; /*xcrclen=0;*/ bfield_short_str="No B-Field"; bfield_str="No B-Field"; break; } proto_tree_add_string(ColumnsTree, hf_dect_cc_BField, tvb, offset, 1, bfield_short_str); if(blen) { bfieldti = proto_tree_add_item(DectTree, hf_dect_B, tvb, offset, blen, ENC_NA); BField = proto_item_add_subtree(bfieldti, ett_bfield); proto_tree_add_none_format(BField, hf_dect_B_Data, tvb, offset, blen, "%s", bfield_str); bfdescrdatati = proto_tree_add_item(BField, hf_dect_B_DescrambledData, tvb, offset, blen, ENC_NA); BFDescrData = proto_item_add_subtree(bfdescrdatati, ett_bfdescrdata); } start_offset=offset; if(blen<=bfield_length) { int fn; uint16_t x, y; for(fn=0;fn<8;fn++) { uint16_t bytecount=0; offset=start_offset; proto_tree_add_none_format(BFDescrData, hf_dect_B_fn, tvb, offset, 0, "Framenumber %u/%u", fn, fn+8); for(x=0;xpool, NULL); for(y=0;y<16;y++) { if((x+y)>=blen) break; wmem_strbuf_append_printf(string,"%.2x ", bfield_data[x+y]^scrt[fn][bytecount%31]); bytecount++; } proto_tree_add_none_format(BFDescrData, hf_dect_B_Data, tvb, offset, y, "Data: %s", wmem_strbuf_get_str(string)); offset+=y; } } } else proto_tree_add_none_format(BField, hf_dect_B_Data, tvb, offset, 0, "Data too Short"); if(blen==40) xcrc=calc_xcrc(bfield_data, 83); else xcrc=0; if((unsigned)(blen+1)<=bfield_length) { if(xcrc!=(bfield_data[40]&0xf0)) /* XXX: pkt_bfield->Data[40]&0xf0 isn't really the Recv value?? */ proto_tree_add_uint_format(bfieldti, hf_dect_B_XCRC, tvb, offset, 1, 0, "X-CRC Error (Calc:%.2x, Recv:%.2x)",xcrc, bfield_data[40]&0xf0); else /* XXX: pkt_bfield->Data[40]&0xf0 isn't really the Recv value?? */ proto_tree_add_uint_format(bfieldti, hf_dect_B_XCRC, tvb, offset, 1, 1, "X-CRC Match (Calc:%.2x, Recv:%.2x)", xcrc, bfield_data[40]&0xf0); } else proto_tree_add_uint_format(bfieldti, hf_dect_B_XCRC, tvb, offset, 1, 0, "No X-CRC logged (Calc:%.2x)", xcrc); return offset; } /* ETSI EN 300 175-3 V2.3.0 6.2.1.2 */ static void dissect_afield(bool dect_packet_type, uint8_t *ba, packet_info *pinfo _U_, tvbuff_t *tvb, int offset, proto_tree *DectTree, proto_tree *ColumnsTree) { uint8_t ta; uint8_t rcrcdat[8]; uint16_t computed_rcrc; wmem_strbuf_t *afield_str; proto_item *afieldti = NULL; proto_item *aheadti = NULL; proto_item *atailti = NULL; proto_tree *AField = NULL; proto_tree *AHead = NULL; proto_tree *ATail = NULL; uint8_t header, tail_0, tail_1, tail_2, tail_3, tail_4; uint16_t rcrc; afield_str = wmem_strbuf_new(pinfo->pool, NULL); /************************** A-Field ***********************************/ /* ETSI EN 300 175-3 V2.3.0 7.1.1, 7.2.1 * * | TA |Q1| BA |Q2| Tail | R-CRC | * +-----------------------+--------/ /--------+-------------+ * |a0 a1 a2 a3 a4 a5 a6 a7|a8 | | | a47|a48 | a63| */ /* A-Field */ header = tvb_get_uint8(tvb, offset+0); tail_0 = tvb_get_uint8(tvb, offset+1); tail_1 = tvb_get_uint8(tvb, offset+2); tail_2 = tvb_get_uint8(tvb, offset+3); tail_3 = tvb_get_uint8(tvb, offset+4); tail_4 = tvb_get_uint8(tvb, offset+5); rcrc = tvb_get_ntohs(tvb, offset+6); ta = (header & DECT_A_TA_MASK) >> DECT_A_TA_SHIFT; *ba = (header & DECT_A_BA_MASK) >> DECT_A_BA_SHIFT; afieldti = proto_tree_add_item(DectTree, hf_dect_A, tvb, offset, DECT_AFIELD_SIZE, ENC_NA); AField = proto_item_add_subtree(afieldti, ett_afield); /* Header */ aheadti = proto_tree_add_item(AField, hf_dect_A_Head, tvb, offset, 1, ENC_BIG_ENDIAN); AHead = proto_item_add_subtree(aheadti, ett_ahead); if(dect_packet_type==DECT_PACKET_FP) proto_tree_add_item(AHead, hf_dect_A_Head_TA_FP, tvb, offset, 1, ENC_BIG_ENDIAN); else proto_tree_add_item(AHead, hf_dect_A_Head_TA_PP, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(AHead, hf_dect_A_Head_Q1, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(AHead, hf_dect_A_Head_BA, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(AHead, hf_dect_A_Head_Q2, tvb, offset, 1, ENC_BIG_ENDIAN); offset++; /* Tail */ if(dect_packet_type==DECT_PACKET_FP) { atailti = proto_tree_add_none_format(afieldti, hf_dect_A_Tail, tvb, offset, 5, "FP-Tail: %s", val_to_str(ta, TA_vals_FP, "Error, please report: %d")); } else { atailti = proto_tree_add_none_format(afieldti, hf_dect_A_Tail, tvb, offset, 5, "PP-Tail: %s", val_to_str(ta, TA_vals_PP, "Error, please report: %d")); } ATail = proto_item_add_subtree(atailti, ett_atail); if((ta==DECT_TA_CT0)||(ta==DECT_TA_CT1)) { /* ETSI EN 300 175-3 V2.3.0 10.8.1.1.1 */ proto_tree_add_string(ColumnsTree, hf_dect_cc_TA, tvb, offset, 1, "[Ct]"); if(ta==DECT_TA_CT0) wmem_strbuf_append_printf(afield_str,"C-Channel Next Data: %s",tvb_bytes_to_str(pinfo->pool, tvb, offset, 5)); else wmem_strbuf_append_printf(afield_str,"C-Channel First Data: %s",tvb_bytes_to_str(pinfo->pool, tvb, offset, 5)); proto_tree_add_string(ColumnsTree, hf_dect_cc_AField, tvb, offset, 1, wmem_strbuf_get_str(afield_str)); } else if((ta==DECT_TA_NT)||(ta==DECT_TA_NT_CL)) { /* ETSI EN 300 175-3 V2.3.0 7.2.2 */ proto_tree_add_string(ColumnsTree, hf_dect_cc_TA, tvb, offset, 1, "[Nt]"); wmem_strbuf_append_printf(afield_str,"RFPI: %s",tvb_bytes_to_str(pinfo->pool, tvb, offset, 5)); proto_tree_add_string(ColumnsTree, hf_dect_cc_AField, tvb, offset, 1, wmem_strbuf_get_str(afield_str)); proto_tree_add_item(atailti, hf_dect_A_Tail_Nt, tvb, offset, 5, ENC_NA); } else if(ta==DECT_TA_QT) { /* ETSI EN 300 175-3 V2.3.0 7.2.3 */ proto_tree_add_string(ColumnsTree, hf_dect_cc_TA, tvb, offset, 1, "[Qt]"); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_Qh, tvb, offset, 1, ENC_BIG_ENDIAN); switch(tail_0>>4) { case 0: /* Static System Info */ case 1: /* ETSI EN 300 175-3 V2.3.0 7.2.3.2 */ proto_tree_add_string(ColumnsTree, hf_dect_cc_AField, tvb, offset, 1, "Static System Info"); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_0_Nr, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_0_Sn, tvb, offset, 1, ENC_BIG_ENDIAN); offset++; proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_0_Sp, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_0_Esc, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_0_Txs, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_0_Mc, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_none_format(ATail, hf_dect_A_Tail_Qt_0_CA, tvb, offset, 2, " Carrier%s%s%s%s%s%s%s%s%s%s available", (tail_1&0x02)?" 0":"", (tail_1&0x01)?" 1":"", (tail_2&0x80)?" 2":"", (tail_2&0x40)?" 3":"", (tail_2&0x20)?" 4":"", (tail_2&0x10)?" 5":"", (tail_2&0x08)?" 6":"", (tail_2&0x04)?" 7":"", (tail_2&0x02)?" 8":"", (tail_2&0x01)?" 9":""); offset+=2; proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_0_Spr1, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_0_Cn, tvb, offset, 1, ENC_BIG_ENDIAN); offset++; proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_0_Spr2, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_0_PSCN, tvb, offset, 1, ENC_BIG_ENDIAN); offset++; /* due to addition further down */ offset-=5; break; case 2: /* Extended RF Carriers Part 1 */ /* ETSI EN 300 175-3 V2.3.0 7.2.3.3 */ proto_tree_add_string(ColumnsTree, hf_dect_cc_AField, tvb, offset, 1, "Extended RF Carriers Part 1"); /* TODO */ break; case 3: /* Fixed Part Capabilities */ { static int * const cap1_flags[] = { &hf_dect_A_Tail_Qt_3_A12, &hf_dect_A_Tail_Qt_3_A13, &hf_dect_A_Tail_Qt_3_A14, &hf_dect_A_Tail_Qt_3_A15, NULL }; static int * const cap2_flags[] = { &hf_dect_A_Tail_Qt_3_A16, &hf_dect_A_Tail_Qt_3_A17, &hf_dect_A_Tail_Qt_3_A18, &hf_dect_A_Tail_Qt_3_A19, &hf_dect_A_Tail_Qt_3_A20, &hf_dect_A_Tail_Qt_3_A21, &hf_dect_A_Tail_Qt_3_A22, &hf_dect_A_Tail_Qt_3_A23, NULL }; static int * const cap3_flags[] = { &hf_dect_A_Tail_Qt_3_A24, &hf_dect_A_Tail_Qt_3_A25, &hf_dect_A_Tail_Qt_3_A26, &hf_dect_A_Tail_Qt_3_A27, &hf_dect_A_Tail_Qt_3_A28, &hf_dect_A_Tail_Qt_3_A29, &hf_dect_A_Tail_Qt_3_A30, &hf_dect_A_Tail_Qt_3_A31, NULL }; static int * const cap4_flags[] = { &hf_dect_A_Tail_Qt_3_A32, &hf_dect_A_Tail_Qt_3_A33, &hf_dect_A_Tail_Qt_3_A34, &hf_dect_A_Tail_Qt_3_A35, &hf_dect_A_Tail_Qt_3_A36, &hf_dect_A_Tail_Qt_3_A37, &hf_dect_A_Tail_Qt_3_A38, &hf_dect_A_Tail_Qt_3_A39, NULL }; static int * const cap5_flags[] = { &hf_dect_A_Tail_Qt_3_A40, &hf_dect_A_Tail_Qt_3_A41, &hf_dect_A_Tail_Qt_3_A42, &hf_dect_A_Tail_Qt_3_A43, &hf_dect_A_Tail_Qt_3_A44, &hf_dect_A_Tail_Qt_3_A45, &hf_dect_A_Tail_Qt_3_A46, &hf_dect_A_Tail_Qt_3_A47, NULL }; /* ETSI EN 300 175-3 V2.3.0 7.2.3.4 */ proto_tree_add_string(ColumnsTree, hf_dect_cc_AField, tvb, offset, 1, "Fixed Part Capabilities"); proto_tree_add_bitmask_list(ATail, tvb, offset, 1, cap1_flags, ENC_BIG_ENDIAN); proto_tree_add_bitmask_list(ATail, tvb, offset+1, 1, cap2_flags, ENC_BIG_ENDIAN); proto_tree_add_bitmask_list(ATail, tvb, offset+2, 1, cap3_flags, ENC_BIG_ENDIAN); /* higher layer capabilities */ proto_tree_add_bitmask_list(ATail, tvb, offset+3, 1, cap4_flags, ENC_BIG_ENDIAN); proto_tree_add_bitmask_list(ATail, tvb, offset+4, 1, cap5_flags, ENC_BIG_ENDIAN); } break; case 4: /* Extended Fixed Part Capabilities */ /* ETSI EN 300 175-3 V2.3.0 7.2.3.5 */ proto_tree_add_string(ColumnsTree, hf_dect_cc_AField, tvb, offset, 1, "Extended Fixed Part Capabilities"); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_CRFPHops, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_CRFPEnc, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_REFHops, tvb, offset, 2, ENC_BIG_ENDIAN); offset++; proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_REPCap, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_Sync, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_A20, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_MACSusp, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_MACIpq, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_A23, tvb, offset, 1, ENC_BIG_ENDIAN); offset++; proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_A24, tvb, offset, 1, ENC_BIG_ENDIAN); /* higher layer capabilities */ proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_A25, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_A26, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_A27, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_A28, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_A29, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_A30, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_A31, tvb, offset, 1, ENC_BIG_ENDIAN); offset++; proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_A32, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_A33, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_A34, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_A35, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_A36, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_A37, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_A38, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_A39, tvb, offset, 1, ENC_BIG_ENDIAN); offset++; proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_A40, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_A41, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_A42, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_A43, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_A44, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_A45, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_A46, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_4_A47, tvb, offset, 1, ENC_BIG_ENDIAN); offset++; /* due to addition further down */ offset-=5; break; case 5: /* SARI List Contents */ /* ETSI EN 300 175-3 V2.3.0 7.2.3.6 */ proto_tree_add_string(ColumnsTree, hf_dect_cc_AField, tvb, offset, 1, "SARI List Contents"); /* TODO */ break; case 6: /* Multi-Frame No */ /* ETSI EN 300 175-3 V2.3.0 7.2.3.7 */ proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_6_Spare, tvb, offset, 2, ENC_BIG_ENDIAN); offset+=2; wmem_strbuf_append_printf(afield_str,"Multi-Frame No.: %s",tvb_bytes_to_str(pinfo->pool, tvb, offset, 3)); proto_tree_add_string(ColumnsTree, hf_dect_cc_AField, tvb, offset, 1, wmem_strbuf_get_str(afield_str)); proto_tree_add_item(ATail, hf_dect_A_Tail_Qt_6_Mfn, tvb, offset, 3, ENC_NA); offset+=3; /* due to addition further down */ offset-=5; break; case 7: /* Escape */ /* ETSI EN 300 175-3 V2.3.0 7.2.3.8 */ wmem_strbuf_append_printf(afield_str,"Escape Data: %s",tvb_bytes_to_str(pinfo->pool, tvb, offset, 5)); proto_tree_add_string(ColumnsTree, hf_dect_cc_AField, tvb, offset, 1, wmem_strbuf_get_str(afield_str)); break; case 8: /* Obsolete */ /* ETSI EN 300 175-3 V2.3.0 7.2.3.1 */ proto_tree_add_string(ColumnsTree, hf_dect_cc_AField, tvb, offset, 1, "Obsolete"); break; case 9: /* Extended RF Carriers Part 2 */ /* ETSI EN 300 175-3 V2.3.0 7.2.3.9 */ proto_tree_add_string(ColumnsTree, hf_dect_cc_AField, tvb, offset, 1, "Extended RF Carriers Part 2"); /* TODO */ break; case 11: /* Transmit Information */ /* ETSI EN 300 175-3 V2.3.0 7.2.3.10 */ proto_tree_add_string(ColumnsTree, hf_dect_cc_AField, tvb, offset, 1, "Transmit Information"); /* TODO */ break; case 12: /* Extended Fixed Part Capabilities 2 */ /* ETSI EN 300 175-3 V2.3.0 7.2.3.11 */ proto_tree_add_string(ColumnsTree, hf_dect_cc_AField, tvb, offset, 1, "Extended Fixed Part Capabilities 2"); /* TODO */ break; case 10: /* Reserved */ case 13: case 14: case 15: proto_tree_add_string(ColumnsTree, hf_dect_cc_AField, tvb, offset, 1, "Reserved"); break; } } else if(ta==DECT_TA_ESC) { /* ETSI EN 300 175-3 V2.3.0 7.2.3.8 */ /* Provide hook for escape message dissector */ } else if((ta==DECT_TA_MT)||((ta==DECT_TA_MT_FIRST)&&(dect_packet_type==DECT_PACKET_PP))) { /* ETSI EN 300 175-3 V2.3.0 7.2.5 */ proto_tree_add_string(ColumnsTree, hf_dect_cc_TA, tvb, offset, 1, "[Mt]"); proto_tree_add_uint(ATail, hf_dect_A_Tail_Mt_Mh, tvb, offset, 1, tail_0); switch(tail_0>>4) { case 0: /* Basic Connection Control */ /* ETSI EN 300 175-3 V2.3.0 7.2.5.2 */ proto_tree_add_string(ColumnsTree, hf_dect_cc_AField, tvb, offset, 1, "Basic Connection Control"); proto_tree_add_item(ATail, hf_dect_A_Tail_Mt_BasicConCtrl, tvb, offset, 1, ENC_BIG_ENDIAN); offset++; if(((tail_0 & 0x0f)==6)||((tail_0 & 0x0f)==7)) { /* TODO See ETSI EN 300 175-3 V2.3.0 7.2.5.2.4 */ proto_tree_add_none_format(ATail, hf_dect_A_Tail_Mt_Mh_attr, tvb, offset, 4, "More infos at ETSI EN 300 175-3 V2.3.0 7.2.5.2.4"); offset +=4; } else { proto_tree_add_item(ATail, hf_dect_A_Tail_Mt_Mh_fmid, tvb, offset, 2, ENC_BIG_ENDIAN); offset++; proto_tree_add_item(ATail, hf_dect_A_Tail_Mt_Mh_pmid, tvb, offset, 3, ENC_BIG_ENDIAN); offset+=3; } /* due to addition further down */ offset-=5; break; case 1: /* Advanced Connection Control */ /* ETSI EN 300 175-3 V2.3.0 7.2.5.3 */ proto_tree_add_string(ColumnsTree, hf_dect_cc_AField, tvb, offset, 1, "Advanced Connection Control"); break; case 2: /* MAC Layer Test Messages */ /* ETSI EN 300 175-3 V2.3.0 7.2.5.4 */ proto_tree_add_string(ColumnsTree, hf_dect_cc_AField, tvb, offset, 1, "MAC Layer Test Messages"); break; case 3: /* Quality Control */ /* ETSI EN 300 175-3 V2.3.0 7.2.5.5 */ proto_tree_add_string(ColumnsTree, hf_dect_cc_AField, tvb, offset, 1, "Quality Control"); break; case 4: /* Broadcast and Connectionless Services */ /* ETSI EN 300 175-3 V2.3.0 7.2.5.6 */ proto_tree_add_string(ColumnsTree, hf_dect_cc_AField, tvb, offset, 1, "Broadcast and Connectionless Services"); break; case 5: /* Encryption Control */ /* ETSI EN 300 175-3 V2.3.0 7.2.5.7 */ wmem_strbuf_append_printf(afield_str,"Encryption Control: %s %s", val_to_str((tail_0&0x0c)>>2, MTEncrCmd1_vals, "Error, please report: %d"), val_to_str(tail_0&0x03, MTEncrCmd2_vals, "Error, please report: %d")); proto_tree_add_string(ColumnsTree, hf_dect_cc_AField, tvb, offset, 1, wmem_strbuf_get_str(afield_str)); proto_tree_add_item(ATail, hf_dect_A_Tail_Mt_Encr_Cmd1, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Mt_Encr_Cmd2, tvb, offset, 1, ENC_BIG_ENDIAN); offset++; proto_tree_add_item(ATail, hf_dect_A_Tail_Mt_Mh_fmid, tvb, offset, 2, ENC_BIG_ENDIAN); offset++; proto_tree_add_item(ATail, hf_dect_A_Tail_Mt_Mh_pmid, tvb, offset, 3, ENC_BIG_ENDIAN); offset+=3; /* due to addition further down */ offset-=5; break; case 6: /* Tail for use with the first Transmission of a B-Field \"bearer request\" Message */ /* ETSI EN 300 175-3 V2.3.0 7.2.5.8 */ proto_tree_add_string(ColumnsTree, hf_dect_cc_AField, tvb, offset, 1, "Tail for use with the first Transmission of a B-Field \"bearer request\" Message"); break; case 7: /* Escape */ /* ETSI EN 300 175-3 V2.3.0 7.2.5.9 */ proto_tree_add_string(ColumnsTree, hf_dect_cc_AField, tvb, offset, 1, "Escape"); break; case 8: /* TARI Message */ /* ETSI EN 300 175-3 V2.3.0 7.2.5.10 */ proto_tree_add_string(ColumnsTree, hf_dect_cc_AField, tvb, offset, 1, "TARI Message"); break; case 9: /* REP Connection Control */ /* ETSI EN 300 175-3 V2.3.0 7.2.5.11 */ proto_tree_add_string(ColumnsTree, hf_dect_cc_AField, tvb, offset, 1, "REP Connection Control"); break; case 10: /* Reserved */ case 11: case 12: case 13: case 14: case 15: proto_tree_add_string(ColumnsTree, hf_dect_cc_AField, tvb, offset, 1, "Reserved"); break; } } else if((ta==DECT_TA_PT)&&(dect_packet_type==DECT_PACKET_FP)) { /* ETSI EN 300 175-3 V2.3.0 7.2.4 */ proto_tree_add_string(ColumnsTree, hf_dect_cc_TA, tvb, offset, 1, "[Pt]"); proto_tree_add_item(ATail, hf_dect_A_Tail_Pt_ExtFlag, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Pt_SDU, tvb, offset, 1, ENC_BIG_ENDIAN); if(((tail_0&0x70)>>4)&0xfe) wmem_strbuf_append_printf(afield_str,"%s, ",val_to_str((tail_0&0x70)>>4, PTSDU_vals, "Error, please report: %d")); switch((tail_0&0x70)>>4) { case 0: /* Zero Length Page */ case 1: /* Short Page */ if(((tail_0&0x70)>>4)==0) { wmem_strbuf_append_printf(afield_str,"RFPI: xxxxx%.1x%.2x%.2x, ", (tail_0&0x0f), tail_1, tail_2); proto_tree_add_none_format(atailti, hf_dect_A_Tail_Pt_RFPI, tvb, offset, 3, "RFPI: xxxxx%.1x%.2x%.2x", (tail_0&0x0f), tail_1, tail_2); offset+=3; proto_tree_add_item(ATail, hf_dect_A_Tail_Pt_InfoType, tvb, offset, 1, ENC_BIG_ENDIAN); } else { wmem_strbuf_append_printf(afield_str,"Bs Data: %.1x%.2x%.2x, ", (tail_0&0x0f), tail_1, tail_2); proto_tree_add_none_format(atailti, hf_dect_A_Tail_Pt_BsData, tvb, offset, 3, "Bs Data: %.1x%.2x%.2x", (tail_0&0x0f), tail_1, tail_2); offset+=3; proto_tree_add_item(ATail, hf_dect_A_Tail_Pt_InfoType, tvb, offset, 1, ENC_BIG_ENDIAN); } wmem_strbuf_append_printf(afield_str,"%s",val_to_str(tail_3>>4, PTInfoType_vals, "Error, please report: %d")); switch(tail_3>>4) { case 0: /* Fill Bits */ proto_tree_add_none_format(ATail, hf_dect_A_Tail_Pt_Fillbits, tvb, offset, 2, "Fillbits: %.1x%.2x", tail_3&0x0f, tail_4); offset+=2; break; case 1: /* Blind Full Slot Information for Circuit Mode Service */ offset+=2; break; case 7: /* Escape */ offset+=2; break; case 8: /* Dummy or connectionless Bearer Marker */ proto_tree_add_none_format(ATail, hf_dect_A_Tail_Pt_SlotPairs, tvb, offset, 2, " Slot-Pairs: %s%s%s%s%s%s%s%s%s%s%s%s available", (tail_3&0x08)?" 0/12":"", (tail_3&0x04)?" 1/13":"", (tail_3&0x02)?" 2/14":"", (tail_3&0x01)?" 3/15":"", (tail_4&0x80)?" 4/16":"", (tail_4&0x40)?" 5/17":"", (tail_4&0x20)?" 6/18":"", (tail_4&0x10)?" 7/19":"", (tail_4&0x08)?" 8/20":"", (tail_4&0x04)?" 9/21":"", (tail_4&0x02)?" 10/22":"", (tail_4&0x01)?" 11/23":""); offset+=2; break; case 2: /* Other Bearer */ case 3: /* Recommended Other Bearer */ case 4: /* Good RFP Bearer */ case 5: /* Dummy or connectionless Bearer Position */ case 12: /* Connectionless Bearer Position */ proto_tree_add_item(ATail, hf_dect_A_Tail_Pt_Bearer_Sn, tvb, offset, 1, ENC_BIG_ENDIAN); offset++; proto_tree_add_item(ATail, hf_dect_A_Tail_Pt_Bearer_Sp, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(ATail, hf_dect_A_Tail_Pt_Bearer_Cn, tvb, offset, 1, ENC_BIG_ENDIAN); offset++; break; case 6: /* Extended Modulation Types */ offset+=2; break; case 9: /* Bearer Handover/Replacement Information */ offset+=2; break; case 10: /* RFP Status and Modulation Types */ offset+=2; break; case 11: /* Active Carriers */ offset+=2; break; case 13: /* RFP Power Level */ offset+=2; break; case 14: /* Blind Double Slot/RFP-FP Interface Resource Information */ offset+=2; break; case 15: /* Blind Full Slot Information for Packet Mode Service */ offset+=2; break; } /* due to addition further down */ offset-=5; break; case 2: /* Full Page */ wmem_strbuf_append_printf(afield_str,"Full Page"); break; case 3: /* MAC Resume Page */ wmem_strbuf_append_printf(afield_str,"MAC Resume Page"); break; case 4: /* Not the Last 36 Bits of a Long Page */ wmem_strbuf_append_printf(afield_str,"Not the Last 36 Bits"); break; case 5: /* The First 36 Bits of a Long Page */ wmem_strbuf_append_printf(afield_str,"The First 36 Bits"); break; case 6: /* The Last 36 Bits of a Long Page */ wmem_strbuf_append_printf(afield_str,"The Last 36 Bits"); break; case 7: /* All of a Long Page */ wmem_strbuf_append_printf(afield_str,"All of a Long Page"); break; } proto_tree_add_string(ColumnsTree, hf_dect_cc_AField, tvb, offset, 1, wmem_strbuf_get_str(afield_str)); } offset+=5; /* R-CRC */ /* ETSI EN 300 175-3 V2.3.0 6.2.5.1 */ tvb_memcpy(tvb, rcrcdat, DECT_PACKET_INFO_LEN, 6); rcrcdat[6]=0; rcrcdat[7]=0; computed_rcrc=calc_rcrc(rcrcdat); if(computed_rcrc!=rcrc) proto_tree_add_uint_format(afieldti, hf_dect_A_RCRC, tvb, offset, 2, 0, "R-CRC Error (Calc:%.4x, Recv:%.4x)", computed_rcrc, rcrc); else proto_tree_add_uint_format(afieldti, hf_dect_A_RCRC, tvb, offset, 2, 1, "R-CRC Match (Calc:%.4x, Recv:%.4x)", computed_rcrc, rcrc); /*offset+=2;*/ } static int dissect_dect(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U_) { proto_item *ti =NULL; proto_item *typeti =NULL; proto_tree *DectTree =NULL; int offset =0; uint16_t type; unsigned pkt_len; uint8_t ba; /************************** Custom Columns ****************************/ proto_item *columnstreeti; proto_tree *ColumnsTree; col_set_str(pinfo->cinfo, COL_INFO, "Use Custom Columns for Infos"); col_set_str(pinfo->cinfo, COL_PROTOCOL, "DECT"); pkt_len=tvb_reported_length(tvb); if(pkt_len<=DECT_PACKET_INFO_LEN) { col_set_str(pinfo->cinfo, COL_INFO, "No Data"); return tvb_captured_length(tvb); } ti=proto_tree_add_item(tree, proto_dect, tvb, 0, -1, ENC_NA); DectTree=proto_item_add_subtree(ti, ett_dect); proto_tree_add_item(DectTree, hf_dect_transceivermode, tvb, offset, 1, ENC_BIG_ENDIAN); offset++; proto_tree_add_item(DectTree, hf_dect_channel, tvb, offset, 1, ENC_BIG_ENDIAN); offset++; proto_tree_add_item(DectTree, hf_dect_slot, tvb, offset, 2, ENC_BIG_ENDIAN); offset+=2; proto_tree_add_item(DectTree, hf_dect_framenumber, tvb, offset, 1, ENC_BIG_ENDIAN); offset++; proto_tree_add_item(DectTree, hf_dect_rssi, tvb, offset, 1, ENC_BIG_ENDIAN); offset++; proto_tree_add_item(DectTree, hf_dect_preamble, tvb, offset, 3, ENC_NA); offset+=3; typeti=proto_tree_add_item(DectTree, hf_dect_type, tvb, offset, 2, ENC_NA); type=tvb_get_ntohs(tvb, offset); offset+=2; columnstreeti = proto_tree_add_item(DectTree, hf_dect_cc, tvb, 0, 0, ENC_NA); ColumnsTree = proto_item_add_subtree(columnstreeti, ett_afield); switch(type) { case 0x1675: col_set_str(pinfo->cinfo, COL_PROTOCOL, "DECT PP"); proto_item_append_text(typeti, " Phone Packet"); dissect_afield(DECT_PACKET_PP, &ba, pinfo, tvb, offset, DectTree, ColumnsTree); offset += DECT_AFIELD_SIZE; dissect_bfield(DECT_PACKET_PP, ba, pinfo, tvb, offset, DectTree, ColumnsTree); break; case 0xe98a: col_set_str(pinfo->cinfo, COL_PROTOCOL, "DECT RFP"); proto_item_append_text(typeti, " Station Packet"); dissect_afield(DECT_PACKET_FP, &ba, pinfo, tvb, offset, DectTree, ColumnsTree); offset += DECT_AFIELD_SIZE; dissect_bfield(DECT_PACKET_FP, ba, pinfo, tvb, offset, DectTree, ColumnsTree); break; default: col_set_str(pinfo->cinfo, COL_PROTOCOL, "DECT Unk"); proto_item_append_text(typeti, " Unknown Packet"); break; } return tvb_captured_length(tvb); } void proto_register_dect(void) { static hf_register_info hf[]= { { &hf_dect_transceivermode, {"Transceiver-Mode", "dect.transceivermode", FT_UINT8, BASE_HEX, VALS(transceiver_mode), 0x0, NULL, HFILL}}, { &hf_dect_channel, {"Channel", "dect.channel", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL}}, { &hf_dect_framenumber, {"Frame#", "dect.framenumber", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL}}, { &hf_dect_rssi, {"RSSI", "dect.rssi", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL}}, { &hf_dect_slot, {"Slot", "dect.slot", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL}}, { &hf_dect_preamble, {"Preamble", "dect.preamble", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL}}, { &hf_dect_type, {"Packet-Type", "dect.type", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL}}, /* **************** Custom Columns ***********************/ { &hf_dect_cc, {"Columns", "dect.cc", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL}}, { &hf_dect_cc_TA, {"TA", "dect.cc.TA", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL}}, { &hf_dect_cc_AField, {"A-Field", "dect.cc.afield", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL}}, { &hf_dect_cc_BField, {"B-Field", "dect.cc.bfield", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL}}, /* **************** A-Field ******************************/ /* ***** Header ***** */ { &hf_dect_A, {"A-Field", "dect.afield", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL}}, { &hf_dect_A_Head, {"A-Field Header", "dect.afield.head", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_dect_A_Head_TA_FP, {"TA", "dect.afield.head.TA", FT_UINT8, BASE_DEC, VALS(TA_vals_FP), DECT_A_TA_MASK, NULL, HFILL}}, { &hf_dect_A_Head_TA_PP, {"TA", "dect.afield.head.TA", FT_UINT8, BASE_DEC, VALS(TA_vals_PP), DECT_A_TA_MASK, NULL, HFILL}}, { &hf_dect_A_Head_Q1, {"Q1", "dect.afield.head.Q1", FT_UINT8, BASE_DEC, NULL, DECT_A_Q1_MASK, NULL, HFILL}}, { &hf_dect_A_Head_BA, {"BA", "dect.afield.head.BA", FT_UINT8, BASE_DEC, VALS(BA_vals), DECT_A_BA_MASK, NULL, HFILL}}, { &hf_dect_A_Head_Q2, {"Q2", "dect.afield.head.Q2", FT_UINT8, BASE_DEC, NULL, DECT_A_Q2_MASK, NULL, HFILL}}, /* ***** Tail ***** */ { &hf_dect_A_Tail, {"A-Field Tail", "dect.afield.tail", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL}}, /* Nt */ { &hf_dect_A_Tail_Nt, {"RFPI", "dect.afield.tail.Nt", FT_BYTES, BASE_NONE, NULL, 0x0, "A-Field Tail: Nt/RFPI", HFILL}}, /* Qt */ { &hf_dect_A_Tail_Qt_Qh, {"Qh", "dect.afield.tail.Qt.Qh", FT_UINT8, BASE_DEC, VALS(QTHead_vals), 0xF0, NULL, HFILL}}, /* Qt Static System Information */ /* Byte 0 */ { &hf_dect_A_Tail_Qt_0_Nr, {"NR", "dect.afield.tail.Qt.NR", FT_UINT8, BASE_DEC, VALS(QTNormalReverse_vals), 0x10, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_0_Sn, {"SN", "dect.afield.tail.Qt.SN", FT_UINT8, BASE_DEC, VALS(QTSlotNumber_vals), 0x0F, NULL, HFILL}}, /* Byte 1 */ { &hf_dect_A_Tail_Qt_0_Sp, {"SP", "dect.afield.tail.Qt.SP", FT_UINT8, BASE_DEC, VALS(QTStartPosition_vals), 0xC0, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_0_Esc, {"Esc", "dect.afield.tail.Qt.Esc", FT_UINT8, BASE_DEC, VALS(QTEscape_vals), 0x20, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_0_Txs, {"Txs", "dect.afield.tail.Qt.Txs", FT_UINT8, BASE_DEC, VALS(QTTransceiver_vals), 0x18, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_0_Mc, {"Mc", "dect.afield.tail.Qt.Mc", FT_UINT8, BASE_DEC, VALS(QTExtendedCarrier_vals), 0x04, NULL, HFILL}}, /* Byte 2 */ { &hf_dect_A_Tail_Qt_0_CA, {"CA", "dect.afield.tail.Qt.CA", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL}}, /* Byte 3 */ { &hf_dect_A_Tail_Qt_0_Spr1, {"Spr1", "dect.afield.tail.Qt.Spr1", FT_UINT8, BASE_DEC, VALS(QTSpr_vals), 0xC0, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_0_Cn, {"CN", "dect.afield.tail.Qt.CN", FT_UINT8, BASE_DEC, VALS(QTCarrierNumber_vals), 0x3F, NULL, HFILL}}, /* Byte 4 */ { &hf_dect_A_Tail_Qt_0_Spr2, {"Spr2", "dect.afield.tail.Qt.Spr2", FT_UINT8, BASE_DEC, VALS(QTSpr_vals), 0xC0, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_0_PSCN, {"PSCN", "dect.afield.tail.Qt.PSCN", FT_UINT8, BASE_DEC, VALS(QTScanCarrierNum_vals), 0x3F, NULL, HFILL}}, /* Qt Fixed Part Capabilities */ { &hf_dect_A_Tail_Qt_3_A12, {"A12", "dect.afield.tail.Qt.Fp.A12", FT_UINT8, BASE_DEC, VALS(Qt_A12_vals), 0x08, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A13, {"A13", "dect.afield.tail.Qt.Fp.A13", FT_UINT8, BASE_DEC, VALS(Qt_A13_vals), 0x04, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A14, {"A14", "dect.afield.tail.Qt.Fp.A14", FT_UINT8, BASE_DEC, VALS(Qt_A14_vals), 0x02, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A15, {"A15", "dect.afield.tail.Qt.Fp.A15", FT_UINT8, BASE_DEC, VALS(Qt_A15_vals), 0x01, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A16, {"A16", "dect.afield.tail.Qt.Fp.A16", FT_UINT8, BASE_DEC, VALS(Qt_A16_vals), 0x80, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A17, {"A17", "dect.afield.tail.Qt.Fp.A17", FT_UINT8, BASE_DEC, VALS(Qt_A17_vals), 0x40, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A18, {"A18", "dect.afield.tail.Qt.Fp.A18", FT_UINT8, BASE_DEC, VALS(Qt_A18_vals), 0x20, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A19, {"A19", "dect.afield.tail.Qt.Fp.A19", FT_UINT8, BASE_DEC, VALS(Qt_A19_vals), 0x10, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A20, {"A20", "dect.afield.tail.Qt.Fp.A20", FT_UINT8, BASE_DEC, VALS(Qt_A20_vals), 0x08, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A21, {"A21", "dect.afield.tail.Qt.Fp.A21", FT_UINT8, BASE_DEC, VALS(Qt_A21_vals), 0x04, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A22, {"A22", "dect.afield.tail.Qt.Fp.A22", FT_UINT8, BASE_DEC, VALS(Qt_A22_vals), 0x02, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A23, {"A23", "dect.afield.tail.Qt.Fp.A23", FT_UINT8, BASE_DEC, VALS(Qt_A23_vals), 0x01, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A24, {"A24", "dect.afield.tail.Qt.Fp.A24", FT_UINT8, BASE_DEC, VALS(Qt_A24_vals), 0x80, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A25, {"A25", "dect.afield.tail.Qt.Fp.A25", FT_UINT8, BASE_DEC, VALS(Qt_A25_vals), 0x40, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A26, {"A26", "dect.afield.tail.Qt.Fp.A26", FT_UINT8, BASE_DEC, VALS(Qt_A26_vals), 0x20, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A27, {"A27", "dect.afield.tail.Qt.Fp.A27", FT_UINT8, BASE_DEC, VALS(Qt_A27_vals), 0x10, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A28, {"A28", "dect.afield.tail.Qt.Fp.A28", FT_UINT8, BASE_DEC, VALS(Qt_A28_vals), 0x08, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A29, {"A29", "dect.afield.tail.Qt.Fp.A29", FT_UINT8, BASE_DEC, VALS(Qt_A29_vals), 0x04, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A30, {"A30", "dect.afield.tail.Qt.Fp.A30", FT_UINT8, BASE_DEC, VALS(Qt_A30_vals), 0x02, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A31, {"A31", "dect.afield.tail.Qt.Fp.A31", FT_UINT8, BASE_DEC, VALS(Qt_A31_vals), 0x01, NULL, HFILL}}, /* higher layer capabilities */ { &hf_dect_A_Tail_Qt_3_A32, {"A32", "dect.afield.tail.Qt.Fp.A32", FT_UINT8, BASE_DEC, VALS(Qt_A32_vals), 0x80, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A33, {"A33", "dect.afield.tail.Qt.Fp.A33", FT_UINT8, BASE_DEC, VALS(Qt_A33_vals), 0x40, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A34, {"A34", "dect.afield.tail.Qt.Fp.A34", FT_UINT8, BASE_DEC, VALS(Qt_A34_vals), 0x20, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A35, {"A35", "dect.afield.tail.Qt.Fp.A35", FT_UINT8, BASE_DEC, VALS(Qt_A35_vals), 0x10, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A36, {"A36", "dect.afield.tail.Qt.Fp.A36", FT_UINT8, BASE_DEC, VALS(Qt_A36_vals), 0x08, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A37, {"A37", "dect.afield.tail.Qt.Fp.A37", FT_UINT8, BASE_DEC, VALS(Qt_A37_vals), 0x04, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A38, {"A38", "dect.afield.tail.Qt.Fp.A38", FT_UINT8, BASE_DEC, VALS(Qt_A38_vals), 0x02, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A39, {"A39", "dect.afield.tail.Qt.Fp.A39", FT_UINT8, BASE_DEC, VALS(Qt_A39_vals), 0x01, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A40, {"A40", "dect.afield.tail.Qt.Fp.A40", FT_UINT8, BASE_DEC, VALS(Qt_A40_vals), 0x80, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A41, {"A41", "dect.afield.tail.Qt.Fp.A41", FT_UINT8, BASE_DEC, VALS(Qt_A41_vals), 0x40, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A42, {"A42", "dect.afield.tail.Qt.Fp.A42", FT_UINT8, BASE_DEC, VALS(Qt_A42_vals), 0x20, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A43, {"A43", "dect.afield.tail.Qt.Fp.A43", FT_UINT8, BASE_DEC, VALS(Qt_A43_vals), 0x10, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A44, {"A44", "dect.afield.tail.Qt.Fp.A44", FT_UINT8, BASE_DEC, VALS(Qt_A44_vals), 0x08, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A45, {"A45", "dect.afield.tail.Qt.Fp.A45", FT_UINT8, BASE_DEC, VALS(Qt_A45_vals), 0x04, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A46, {"A46", "dect.afield.tail.Qt.Fp.A46", FT_UINT8, BASE_DEC, VALS(Qt_A46_vals), 0x02, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_3_A47, {"A47", "dect.afield.tail.Qt.Fp.A47", FT_UINT8, BASE_DEC, VALS(Qt_A47_vals), 0x01, NULL, HFILL}}, /* Qt Extended Fixed Part Capabilities */ { &hf_dect_A_Tail_Qt_4_CRFPHops, {"CRFP Hops", "dect.afield.tail.Qt.Efp.CRFPHops", FT_UINT8, BASE_DEC, VALS(Qt_CRFPHops_vals), 0x0C, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_4_CRFPEnc, {"CRFP Enc", "dect.afield.tail.Qt.Efp.CRFPEnc", FT_UINT8, BASE_DEC, VALS(Qt_CRFPEnc_vals), 0x02, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_4_REFHops, {"REP Hops", "dect.afield.tail.Qt.Efp.REPHops", FT_UINT16, BASE_DEC, VALS(Qt_REPHops_vals), 0x0180, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_4_REPCap, {"REP Cap.", "dect.afield.tail.Qt.Efp.REPCap", FT_UINT8, BASE_DEC, VALS(Qt_REPCap_vals), 0x40, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_4_Sync, {"Sync", "dect.afield.tail.Qt.Efp.Sync", FT_UINT8, BASE_DEC, VALS(Qt_Sync_vals), 0x30, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_4_A20, {"A20", "dect.afield.tail.Qt.Efp.A20", FT_UINT8, BASE_DEC, VALS(Qt_EA20_vals), 0x08, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_4_MACSusp, {"MAC Suspend", "dect.afield.tail.Qt.Efp.MACSusp", FT_UINT8, BASE_DEC, VALS(Qt_MACSusp_vals), 0x04, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_4_MACIpq, {"MAC Ipq", "dect.afield.tail.Qt.Efp.MACIpq", FT_UINT8, BASE_DEC, VALS(Qt_MACIpq_vals), 0x02, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_4_A23, {"A23", "dect.afield.tail.Qt.Efp.A23", FT_UINT8, BASE_DEC, VALS(Qt_EA23_vals), 0x01, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_4_A24, {"A24", "dect.afield.tail.Qt.Efp.A24", FT_UINT8, BASE_DEC, VALS(Qt_EA24_vals), 0x80, NULL, HFILL}}, /* Higher Layer Capabilities */ { &hf_dect_A_Tail_Qt_4_A25, {"A25", "dect.afield.tail.Qt.Efp.A25", FT_UINT8, BASE_DEC, VALS(Qt_EA25_vals), 0x40, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_4_A26, {"A26", "dect.afield.tail.Qt.Efp.A26", FT_UINT8, BASE_DEC, VALS(Qt_EA26_vals), 0x20, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_4_A27, {"A27", "dect.afield.tail.Qt.Efp.A27", FT_UINT8, BASE_DEC, VALS(Qt_EA27_vals), 0x10, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_4_A28, {"A28", "dect.afield.tail.Qt.Efp.A28", FT_UINT8, BASE_DEC, VALS(Qt_EA28_vals), 0x08, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_4_A29, {"A29", "dect.afield.tail.Qt.Efp.A29", FT_UINT8, BASE_DEC, VALS(Qt_EA29_vals), 0x04, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_4_A30, {"A30", "dect.afield.tail.Qt.Efp.A30", FT_UINT8, BASE_DEC, VALS(Qt_EA30_vals), 0x02, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_4_A31, {"A31", "dect.afield.tail.Qt.Efp.A31", FT_UINT8, BASE_DEC, VALS(Qt_EA31_vals), 0x01, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_4_A32, {"A32", "dect.afield.tail.Qt.Efp.A32", FT_UINT8, BASE_DEC, VALS(Qt_EA32_vals), 0x80, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_4_A33, {"A33", "dect.afield.tail.Qt.Efp.A33", FT_UINT8, BASE_DEC, VALS(Qt_EA33_vals), 0x40, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_4_A34, {"A34", "dect.afield.tail.Qt.Efp.A34", FT_UINT8, BASE_DEC, VALS(Qt_EA34_vals), 0x20, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_4_A35, {"A35", "dect.afield.tail.Qt.Efp.A35", FT_UINT8, BASE_DEC, VALS(Qt_EA35_vals), 0x10, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_4_A36, {"A36", "dect.afield.tail.Qt.Efp.A36", FT_UINT8, BASE_DEC, VALS(Qt_EA36_vals), 0x08, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_4_A37, {"A37", "dect.afield.tail.Qt.Efp.A37", FT_UINT8, BASE_DEC, VALS(Qt_EA37_vals), 0x04, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_4_A38, {"A38", "dect.afield.tail.Qt.Efp.A38", FT_UINT8, BASE_DEC, VALS(Qt_EA38_vals), 0x02, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_4_A39, {"A39", "dect.afield.tail.Qt.Efp.A39", FT_UINT8, BASE_DEC, VALS(Qt_EA39_vals), 0x01, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_4_A40, {"A40", "dect.afield.tail.Qt.Efp.A40", FT_UINT8, BASE_DEC, VALS(Qt_EA40_vals), 0x80, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_4_A41, {"A41", "dect.afield.tail.Qt.Efp.A41", FT_UINT8, BASE_DEC, VALS(Qt_EA41_vals), 0x40, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_4_A42, {"A42", "dect.afield.tail.Qt.Efp.A42", FT_UINT8, BASE_DEC, VALS(Qt_EA42_vals), 0x20, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_4_A43, {"A43", "dect.afield.tail.Qt.Efp.A43", FT_UINT8, BASE_DEC, VALS(Qt_EA43_vals), 0x10, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_4_A44, {"A44", "dect.afield.tail.Qt.Efp.A44", FT_UINT8, BASE_DEC, VALS(Qt_EA44_vals), 0x08, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_4_A45, {"A45", "dect.afield.tail.Qt.Efp.A45", FT_UINT8, BASE_DEC, VALS(Qt_EA45_vals), 0x04, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_4_A46, {"A46", "dect.afield.tail.Qt.Efp.A46", FT_UINT8, BASE_DEC, VALS(Qt_EA46_vals), 0x02, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_4_A47, {"A47", "dect.afield.tail.Qt.Efp.A47", FT_UINT8, BASE_DEC, VALS(Qt_EA47_vals), 0x01, NULL, HFILL}}, /* Qt Multiframe Number */ { &hf_dect_A_Tail_Qt_6_Spare, {"Spare Bits", "dect.afield.tail.Qt.Mfn.Spare", FT_UINT16, BASE_HEX, NULL, 0x0FFF, NULL, HFILL}}, { &hf_dect_A_Tail_Qt_6_Mfn, {"Multiframe Number", "dect.afield.tail.Qt.Mfn.Mfn", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL}}, /* Mt */ { &hf_dect_A_Tail_Mt_Mh, {"Mh", "dect.afield.tail.Mt.Mh", FT_UINT8, BASE_DEC, VALS(MTHead_vals), 0xF0, NULL, HFILL}}, { &hf_dect_A_Tail_Mt_Mh_attr, {"Mh", "dect.afield.tail.Mt.Mh.attr", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL}}, { &hf_dect_A_Tail_Mt_Mh_fmid, {"Mh/FMID", "dect.afield.tail.Mt.Mh.fmid", FT_UINT16, BASE_HEX, NULL, 0xFFF0, NULL, HFILL}}, { &hf_dect_A_Tail_Mt_Mh_pmid, {"Mh/PMID", "dect.afield.tail.Mt.Mh.pmid", FT_UINT24, BASE_HEX, NULL, 0x0FFFFF, NULL, HFILL}}, /* Mt Basic Connection Control */ { &hf_dect_A_Tail_Mt_BasicConCtrl, {"Cmd", "dect.afield.tail.Mt.BasicConCtrl", FT_UINT8, BASE_DEC, VALS(MTBasicConCtrl_vals), 0x0F, NULL, HFILL}}, /* Mt Encryption Control */ { &hf_dect_A_Tail_Mt_Encr_Cmd1, {"Cmd1", "dect.afield.tail.Mt.Encr.Cmd1", FT_UINT8, BASE_DEC, VALS(MTEncrCmd1_vals), 0x0C, NULL, HFILL}}, { &hf_dect_A_Tail_Mt_Encr_Cmd2, {"Cmd2", "dect.afield.tail.Mt.Encr.Cmd2", FT_UINT8, BASE_DEC, VALS(MTEncrCmd2_vals), 0x03, NULL, HFILL}}, /* Pt */ { &hf_dect_A_Tail_Pt_ExtFlag, {"ExtFlag", "dect.afield.tail.Pt.ExtFlag", FT_UINT8, BASE_DEC, VALS(PTExtFlag_vals), 0x80, NULL, HFILL}}, { &hf_dect_A_Tail_Pt_SDU, {"Bs SDU", "dect.afield.tail.Pt.SDU", FT_UINT8, BASE_DEC, VALS(PTSDU_vals), 0x70, NULL, HFILL}}, { &hf_dect_A_Tail_Pt_RFPI, {"InfoType", "dect.afield.tail.Pt.RFPI", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL}}, { &hf_dect_A_Tail_Pt_BsData, {"Bs Data", "dect.afield.tail.Pt.BsData", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL}}, { &hf_dect_A_Tail_Pt_InfoType, {"InfoType", "dect.afield.tail.Pt.InfoType", FT_UINT8, BASE_DEC, VALS(PTInfoType_vals), 0xF0, NULL, HFILL}}, { &hf_dect_A_Tail_Pt_Fillbits, {"FillBits", "dect.afield.tail.Pt.FillBits", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL}}, { &hf_dect_A_Tail_Pt_SlotPairs, {"SlotPairs", "dect.afield.tail.Pt.SlotPairs", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL}}, { &hf_dect_A_Tail_Pt_Bearer_Sn, {"SN", "dect.afield.tail.Pt.SN", FT_UINT8, BASE_DEC, VALS(QTSlotNumber_vals), 0x0F, NULL, HFILL}}, { &hf_dect_A_Tail_Pt_Bearer_Sp, {"SP", "dect.afield.tail.Pt.SP", FT_UINT8, BASE_DEC, VALS(QTStartPosition_vals), 0xC0, NULL, HFILL}}, { &hf_dect_A_Tail_Pt_Bearer_Cn, {"CN", "dect.afield.tail.Pt.CN", FT_UINT8, BASE_DEC, VALS(QTCarrierNumber_vals), 0x3F, NULL, HFILL}}, /* ***** R-CRC ***** */ { &hf_dect_A_RCRC, {"A-Field R-CRC", "dect.afield.rcrc", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL}}, /* ***************** B-Field *************************** */ { &hf_dect_B, {"B-Field", "dect.bfield", FT_BYTES, BASE_NONE, 0x0, 0x0, NULL, HFILL}}, { &hf_dect_B_Data, {"B-Field", "dect.bfield.data", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL}}, { &hf_dect_B_DescrambledData, {"Descrambled Data", "dect.bfield.descrdata", FT_NONE, BASE_NONE, 0x0, 0x0, NULL, HFILL}}, { &hf_dect_B_fn, {"B-Field", "dect.bfield.framenumber", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL}}, /* ***** X-CRC ***** */ { &hf_dect_B_XCRC, {"B-Field X-CRC", "dect.bfield.xcrc", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL}} }; /* Setup protocol subtree array */ static int *ett[]= { &ett_dect, &ett_columns, &ett_ahead, &ett_afield, &ett_atail, &ett_aqt, &ett_bfield, &ett_bfdescrdata }; proto_dect=proto_register_protocol("DECT Protocol", "DECT", "dect"); proto_register_field_array(proto_dect, hf, array_length(hf)); proto_register_subtree_array(ett, array_length(ett)); dect_handle = register_dissector("dect", dissect_dect, proto_dect); } void proto_reg_handoff_dect(void) { dissector_add_uint("ethertype", ETHERTYPE_DECT , dect_handle); } /* * Editor modelines - https://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: */