/* packet-uftp4.c * Routines for UFTP version 4 packet dissection * Copyright Dennis Bush * * Wireshark - Network traffic analyzer * By Gerald Combs * Copyright 1998 Gerald Combs * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ #include "config.h" #include #include #include #define UFTP_VER_NUM 0x40 #define ANNOUNCE 1 #define REGISTER 2 #define CLIENT_KEY 3 #define REG_CONF 4 #define KEYINFO 5 #define KEYINFO_ACK 6 #define FILEINFO 7 #define FILEINFO_ACK 8 #define FILESEG 9 #define DONE 10 #define STATUS 11 #define COMPLETE 12 #define DONE_CONF 13 #define HB_REQ 14 #define HB_RESP 15 #define KEY_REQ 16 #define PROXY_KEY 17 #define ENCRYPTED 18 #define ABORT 19 #define CONG_CTRL 20 #define CC_ACK 21 #define FTYPE_REG 0 #define FTYPE_DIR 1 #define FTYPE_LINK 2 #define FTYPE_DELETE 3 #define FTYPE_FREESPACE 4 #define KEY_NONE 0 #define KEY_DES 1 #define KEY_DES_EDE3 2 #define KEY_AES128_CBC 3 #define KEY_AES256_CBC 4 #define KEY_AES128_GCM 5 #define KEY_AES256_GCM 6 #define KEY_AES128_CCM 7 #define KEY_AES256_CCM 8 #define HASH_NONE 0 #define HASH_MD5 1 #define HASH_SHA1 2 #define HASH_SHA256 3 #define HASH_SHA384 4 #define HASH_SHA512 5 #define SIG_NONE 0 #define SIG_HMAC 1 #define SIG_KEYEX 2 #define SIG_AUTHENC 3 #define KEYEX_NONE 0 #define KEYEX_RSA 1 #define KEYEX_ECDH_RSA 2 #define KEYEX_ECDH_ECDSA 3 #define KEYBLOB_RSA 1 #define KEYBLOB_EC 2 #define CURVE_sect163k1 1 #define CURVE_sect163r1 2 #define CURVE_sect163r2 3 #define CURVE_sect193r1 4 #define CURVE_sect193r2 5 #define CURVE_sect233k1 6 #define CURVE_sect233r1 7 #define CURVE_sect239k1 8 #define CURVE_sect283k1 9 #define CURVE_sect283r1 10 #define CURVE_sect409k1 11 #define CURVE_sect409r1 12 #define CURVE_sect571k1 13 #define CURVE_sect571r1 14 #define CURVE_secp160k1 15 #define CURVE_secp160r1 16 #define CURVE_secp160r2 17 #define CURVE_secp192k1 18 #define CURVE_secp192r1 19 #define CURVE_secp224k1 20 #define CURVE_secp224r1 21 #define CURVE_secp256k1 22 #define CURVE_secp256r1 23 #define CURVE_secp384r1 24 #define CURVE_secp521r1 25 #define CURVE_prime192v1 CURVE_secp192r1 #define CURVE_prime256v1 CURVE_secp256r1 #define CC_NONE 0 #define CC_UFTP3 1 #define CC_TFMCC 2 #define CC_PGMCC 3 #define EXT_ENC_INFO 1 #define EXT_TFMCC_DATA_INFO 2 #define EXT_TFMCC_ACK_INFO 3 #define EXT_PGMCC_DATA_INFO 4 #define EXT_PGMCC_NAK_INFO 5 #define EXT_PGMCC_ACK_INFO 6 #define EXT_FREESPACE_INFO 7 #define FLAG_SYNC_MODE 0x01 #define FLAG_SYNC_PREVIEW 0x02 #define FLAG_IPV6 0x04 #define FLAG_ANNOUNCE_RESERVED 0xF8 #define FLAG_CLIENT_AUTH 0x01 #define FLAG_ENCINFO_RESERVED 0xFE #define FLAG_PARTIAL 0x01 #define FLAG_FILEINFOACK_RESERVED 0xFE #define FLAG_CURRENT_FILE 0x01 #define FLAG_ABORT_RESERVED 0xFE #define FLAG_CC_CLR 0x01 #define FLAG_CC_RTT 0x02 #define FLAG_CC_START 0x04 #define FLAG_CC_LEAVE 0x08 #define FLAG_CC_RESERVED 0xF0 #define COMP_STAT_NORMAL 0 #define COMP_STAT_SKIPPED 1 #define COMP_STAT_OVERWRITE 2 #define COMP_STAT_REJECTED 3 #define HB_AUTH_FAILED 0 #define HB_AUTH_OK 1 #define HB_AUTH_CHALLENGE 2 #define MAXFILENAME 100 #define MAXDIRNAME 200 #define MAXPATHNAME 300 #define MAXBACKUPPATHNAME 600 #define MAXPROXYDEST 1000 #define MAXDIR 10 #define MAXSECTION 65536 #define DESTNAME_LEN 80 #define IFNAME_LEN 25 #define MAX_INTERFACES 100 #define IPSTR_LEN 16 #define PUBKEY_LEN 256 /* big enough for RSA-2048 */ #define RAND_LEN 32 /* rfc 5246 */ #define HMAC_LEN 64 /* big enough for SHA-512 */ #define VERIFY_LEN 12 /* rfc 5246 */ #define MASTER_LEN 48 /* rfc 5246 */ #define MAXIV 16 /* big enough for AES256 */ #define MAXKEY 32 /* big enough for AES256 */ #define KEYBLSIZE 16 /* Maximum symetric key blocksize */ #define DEF_RSA_LEN 512 /* Default length of generated RSA keys */ #define RSA_EXP 65537 /* Public key exponent of generated RSA keys */ #define SALT_LEN 4 /* Length of salt for IV */ #define GCM_IV_LEN 12 /* Length of IV for ciphers in GCM mode */ #define CCM_IV_LEN 12 /* Length of IV for ciphers in CCM mode */ #define GCM_TAG_LEN 16 /* Length of tag for ciphers in GCM mode */ #define CCM_TAG_LEN 16 /* Length of tag for ciphers in CCM mode */ #define UFTP_LEN 16 #define ANNOUNCE_LEN 16 #define ENC_INFO_LEN 44 #define REGISTER_LEN 44 #define CLIENT_KEY_LEN 8 #define REG_CONF_LEN 4 #define KEYINFO_LEN 12 #define DESTKEY_LEN 52 #define KEYINFO_ACK_LEN 16 #define FILEINFO_LEN 28 #define FILEINFO_ACK_LEN 16 #define FILESEG_LEN 8 #define TFMCC_DATA_LEN 8 #define DONE_LEN 8 #define STATUS_LEN 8 #define COMPLETE_LEN 8 #define FREESPACE_LEN 12 #define DONE_CONF_LEN 4 #define HB_REQ_LEN 12 #define HB_RESP_LEN 8 #define KEY_REQ_LEN 4 #define PROXY_KEY_LEN 12 #define ENCRYPTED_LEN 12 #define ABORT_LEN 308 #define CONG_CTRL_LEN 16 #define CC_ITEM_LEN 8 #define CC_ACK_LEN 4 #define TFMCC_ACK_LEN 20 #define RSA_BLOB_LEN 8 #define EC_BLOB_LEN 4 void proto_register_uftp4(void); static int proto_uftp = -1; /* main header and common fields */ static int hf_uftp_version = -1; static int hf_uftp_func = -1; static int hf_uftp_seq = -1; static int hf_uftp_src_id = -1; static int hf_uftp_group_id = -1; static int hf_uftp_group_inst = -1; static int hf_uftp_grtt = -1; static int hf_uftp_gsize = -1; static int hf_uftp_reserved = -1; static int hf_uftp_destlist = -1; static int hf_uftp_dest = -1; /* ANNOUNCE fields */ static int hf_uftp_announce = -1; static int hf_uftp_announce_func = -1; static int hf_uftp_announce_hlen = -1; static int hf_uftp_announce_flags = -1; static int hf_uftp_announce_flags_sync = -1; static int hf_uftp_announce_flags_syncpreview = -1; static int hf_uftp_announce_flags_ipv6 = -1; static int hf_uftp_announce_flags_reserved = -1; static int hf_uftp_announce_robust = -1; static int hf_uftp_announce_cc_type = -1; static int hf_uftp_announce_reserved = -1; static int hf_uftp_announce_blocksize = -1; static int hf_uftp_announce_tstamp = -1; static int hf_uftp_announce_publicmcast_ipv4 = -1; static int hf_uftp_announce_publicmcast_ipv6 = -1; static int hf_uftp_announce_privatemcast_ipv4 = -1; static int hf_uftp_announce_privatemcast_ipv6 = -1; /* EXT_ENC_INFO fields */ static int hf_uftp_encinfo = -1; static int hf_uftp_encinfo_exttype = -1; static int hf_uftp_encinfo_extlen = -1; static int hf_uftp_encinfo_flags = -1; static int hf_uftp_encinfo_flags_client_auth = -1; static int hf_uftp_encinfo_flags_reserved = -1; static int hf_uftp_encinfo_keyextype = -1; static int hf_uftp_encinfo_sigtype = -1; static int hf_uftp_encinfo_keytype = -1; static int hf_uftp_encinfo_hashtype = -1; static int hf_uftp_encinfo_keylen = -1; static int hf_uftp_encinfo_dhlen = -1; static int hf_uftp_encinfo_siglen = -1; static int hf_uftp_encinfo_rand1 = -1; static int hf_uftp_encinfo_keyblob = -1; static int hf_uftp_encinfo_dhblob = -1; static int hf_uftp_encinfo_sig = -1; /* rsa_blob_t fields */ static int hf_uftp_rsablob_blobtype = -1; static int hf_uftp_rsablob_reserved = -1; static int hf_uftp_rsablob_modlen = -1; static int hf_uftp_rsablob_exponent = -1; static int hf_uftp_rsablob_modulus = -1; /* ec_blob_t fields */ static int hf_uftp_ecblob_blobtype = -1; static int hf_uftp_ecblob_curve = -1; static int hf_uftp_ecblob_keylen = -1; static int hf_uftp_ecblob_key = -1; /* REGISTER fields */ static int hf_uftp_register = -1; static int hf_uftp_register_func = -1; static int hf_uftp_register_hlen = -1; static int hf_uftp_register_keyinfo_len = -1; static int hf_uftp_register_tstamp = -1; static int hf_uftp_register_rand2 = -1; static int hf_uftp_register_keyinfo = -1; /* CLIENT_KEY fields */ static int hf_uftp_clientkey = -1; static int hf_uftp_clientkey_func = -1; static int hf_uftp_clientkey_hlen = -1; static int hf_uftp_clientkey_reserved = -1; static int hf_uftp_clientkey_bloblen = -1; static int hf_uftp_clientkey_siglen = -1; static int hf_uftp_clientkey_keyblob = -1; static int hf_uftp_clientkey_verify = -1; /* REG_CONF fields */ static int hf_uftp_regconf = -1; static int hf_uftp_regconf_func = -1; static int hf_uftp_regconf_hlen = -1; static int hf_uftp_regconf_reserved = -1; /* KEYINFO fields */ static int hf_uftp_keyinfo = -1; static int hf_uftp_keyinfo_func = -1; static int hf_uftp_keyinfo_hlen = -1; static int hf_uftp_keyinfo_reserved = -1; static int hf_uftp_keyinfo_ivctr = -1; static int hf_uftp_keyinfo_destkey = -1; static int hf_uftp_keyinfo_destid = -1; static int hf_uftp_keyinfo_groupmaster = -1; /* KEYINFO_ACK fields */ static int hf_uftp_keyinfoack = -1; static int hf_uftp_keyinfoack_func = -1; static int hf_uftp_keyinfoack_hlen = -1; static int hf_uftp_keyinfoack_reserved = -1; static int hf_uftp_keyinfoack_verify_data = -1; /* FILEINFO fields */ static int hf_uftp_fileinfo = -1; static int hf_uftp_fileinfo_func = -1; static int hf_uftp_fileinfo_hlen = -1; static int hf_uftp_fileinfo_file_id = -1; static int hf_uftp_fileinfo_ftype = -1; static int hf_uftp_fileinfo_reserved = -1; static int hf_uftp_fileinfo_namelen = -1; static int hf_uftp_fileinfo_linklen = -1; static int hf_uftp_fileinfo_fsize = -1; static int hf_uftp_fileinfo_ftstamp = -1; static int hf_uftp_fileinfo_tstamp = -1; static int hf_uftp_fileinfo_name = -1; static int hf_uftp_fileinfo_link = -1; /* FILEINFO_ACK fields */ static int hf_uftp_fileinfoack = -1; static int hf_uftp_fileinfoack_func = -1; static int hf_uftp_fileinfoack_hlen = -1; static int hf_uftp_fileinfoack_file_id = -1; static int hf_uftp_fileinfoack_flags = -1; static int hf_uftp_fileinfoack_flags_partial = -1; static int hf_uftp_fileinfoack_flags_reserved = -1; static int hf_uftp_fileinfoack_reserved = -1; static int hf_uftp_fileinfoack_tstamp = -1; /* FILESEG fields */ static int hf_uftp_fileseg = -1; static int hf_uftp_fileseg_func = -1; static int hf_uftp_fileseg_hlen = -1; static int hf_uftp_fileseg_file_id = -1; static int hf_uftp_fileseg_section = -1; static int hf_uftp_fileseg_sec_block = -1; static int hf_uftp_fileseg_data = -1; /* EXT_TFMCC_DATA_INFO fields */ static int hf_uftp_tfmccdata = -1; static int hf_uftp_tfmccdata_exttype = -1; static int hf_uftp_tfmccdata_extlen = -1; static int hf_uftp_tfmccdata_send_rate = -1; static int hf_uftp_tfmccdata_cc_seq = -1; static int hf_uftp_tfmccdata_cc_rate = -1; /* DONE fields */ static int hf_uftp_done = -1; static int hf_uftp_done_func = -1; static int hf_uftp_done_hlen = -1; static int hf_uftp_done_file_id = -1; static int hf_uftp_done_section = -1; static int hf_uftp_done_reserved = -1; /* STATUS fields */ static int hf_uftp_status = -1; static int hf_uftp_status_func = -1; static int hf_uftp_status_hlen = -1; static int hf_uftp_status_file_id = -1; static int hf_uftp_status_section = -1; static int hf_uftp_status_reserved = -1; static int hf_uftp_status_naks = -1; /* COMPLETE fields */ static int hf_uftp_complete = -1; static int hf_uftp_complete_func = -1; static int hf_uftp_complete_hlen = -1; static int hf_uftp_complete_file_id = -1; static int hf_uftp_complete_status = -1; static int hf_uftp_complete_reserved = -1; /* EXT_FREESPACE_INFO fields */ static int hf_uftp_freespace = -1; static int hf_uftp_freespace_exttype = -1; static int hf_uftp_freespace_extlen = -1; static int hf_uftp_freespace_reserved = -1; static int hf_uftp_freespace_freespace = -1; /* DONE_CONF fields */ static int hf_uftp_doneconf = -1; static int hf_uftp_doneconf_func = -1; static int hf_uftp_doneconf_hlen = -1; static int hf_uftp_doneconf_reserved = -1; /* HB_REQ fields */ static int hf_uftp_hbreq = -1; static int hf_uftp_hbreq_func = -1; static int hf_uftp_hbreq_hlen = -1; static int hf_uftp_hbreq_reserved = -1; static int hf_uftp_hbreq_bloblen = -1; static int hf_uftp_hbreq_siglen = -1; static int hf_uftp_hbreq_nonce = -1; static int hf_uftp_hbreq_keyblob = -1; static int hf_uftp_hbreq_verify = -1; /* HB_RESP fields */ static int hf_uftp_hbresp = -1; static int hf_uftp_hbresp_func = -1; static int hf_uftp_hbresp_hlen = -1; static int hf_uftp_hbresp_authenticated = -1; static int hf_uftp_hbresp_reserved = -1; static int hf_uftp_hbresp_nonce = -1; /* KEY_REQ fields */ static int hf_uftp_keyreq = -1; static int hf_uftp_keyreq_func = -1; static int hf_uftp_keyreq_hlen = -1; static int hf_uftp_keyreq_reserved = -1; /* PROXY_KEY fields */ static int hf_uftp_proxykey = -1; static int hf_uftp_proxykey_func = -1; static int hf_uftp_proxykey_hlen = -1; static int hf_uftp_proxykey_bloblen = -1; static int hf_uftp_proxykey_dhlen = -1; static int hf_uftp_proxykey_siglen = -1; static int hf_uftp_proxykey_nonce = -1; static int hf_uftp_proxykey_keyblob = -1; static int hf_uftp_proxykey_dhblob = -1; static int hf_uftp_proxykey_verify = -1; /* CONG_CTRL fields */ static int hf_uftp_congctrl = -1; static int hf_uftp_congctrl_func = -1; static int hf_uftp_congctrl_hlen = -1; static int hf_uftp_congctrl_reserved = -1; static int hf_uftp_congctrl_cc_seq = -1; static int hf_uftp_congctrl_cc_rate = -1; static int hf_uftp_congctrl_tstamp = -1; static int hf_uftp_congctrl_cclist = -1; static int hf_uftp_congctrl_item = -1; static int hf_uftp_congctrl_item_destid = -1; static int hf_uftp_congctrl_item_flags = -1; static int hf_uftp_congctrl_item_flags_clr = -1; static int hf_uftp_congctrl_item_flags_rtt = -1; static int hf_uftp_congctrl_item_flags_start = -1; static int hf_uftp_congctrl_item_flags_leave = -1; static int hf_uftp_congctrl_item_flags_reserved = -1; static int hf_uftp_congctrl_item_rtt = -1; static int hf_uftp_congctrl_item_rate = -1; /* CC_ACK fields */ static int hf_uftp_ccack = -1; static int hf_uftp_ccack_func = -1; static int hf_uftp_ccack_hlen = -1; static int hf_uftp_ccack_reserved = -1; /* EXT_TFMCC_ACK_INFO fields */ static int hf_uftp_tfmccack = -1; static int hf_uftp_tfmccack_exttype = -1; static int hf_uftp_tfmccack_extlen = -1; static int hf_uftp_tfmccack_flags = -1; static int hf_uftp_tfmccack_flags_clr = -1; static int hf_uftp_tfmccack_flags_rtt = -1; static int hf_uftp_tfmccack_flags_start = -1; static int hf_uftp_tfmccack_flags_leave = -1; static int hf_uftp_tfmccack_flags_reserved = -1; static int hf_uftp_tfmccack_reserved = -1; static int hf_uftp_tfmccack_cc_seq = -1; static int hf_uftp_tfmccack_cc_rate = -1; static int hf_uftp_tfmccack_client_id = -1; static int hf_uftp_tfmccack_tstamp = -1; /* ENCRYPTED fields */ static int hf_uftp_encrypted = -1; static int hf_uftp_encrypted_ivctr = -1; static int hf_uftp_encrypted_sig_len = -1; static int hf_uftp_encrypted_payload_len = -1; static int hf_uftp_encrypted_signature = -1; static int hf_uftp_encrypted_payload = -1; /* ABORT fields */ static int hf_uftp_abort = -1; static int hf_uftp_abort_func = -1; static int hf_uftp_abort_hlen = -1; static int hf_uftp_abort_flags = -1; static int hf_uftp_abort_flags_curfile = -1; static int hf_uftp_abort_flags_reserved = -1; static int hf_uftp_abort_reserved = -1; static int hf_uftp_abort_clientid = -1; static int hf_uftp_abort_message = -1; static gint ett_uftp = -1; static gint ett_uftp_announce = -1; static gint ett_uftp_register = -1; static gint ett_uftp_clientkey = -1; static gint ett_uftp_regconf = -1; static gint ett_uftp_keyinfo = -1; static gint ett_uftp_keyinfoack = -1; static gint ett_uftp_fileinfo = -1; static gint ett_uftp_fileinfoack = -1; static gint ett_uftp_fileseg = -1; static gint ett_uftp_done = -1; static gint ett_uftp_status = -1; static gint ett_uftp_complete = -1; static gint ett_uftp_doneconf = -1; static gint ett_uftp_hbreq = -1; static gint ett_uftp_hbresp = -1; static gint ett_uftp_keyreq = -1; static gint ett_uftp_proxykey = -1; static gint ett_uftp_congctrl = -1; static gint ett_uftp_ccack = -1; static gint ett_uftp_encrypted = -1; static gint ett_uftp_abort = -1; static gint ett_uftp_announce_flags = -1; static gint ett_uftp_encinfo = -1; static gint ett_uftp_encinfo_flags = -1; static gint ett_uftp_keyinfo_destkey = -1; static gint ett_uftp_fileinfoack_flags = -1; static gint ett_uftp_congctrl_cclist = -1; static gint ett_uftp_congctrl_item = -1; static gint ett_uftp_congctrl_item_flags = -1; static gint ett_uftp_tfmccdata = -1; static gint ett_uftp_tfmccack = -1; static gint ett_uftp_tfmccack_flags = -1; static gint ett_uftp_freespace = -1; static gint ett_uftp_abort_flags = -1; static gint ett_uftp_destlist = -1; static gint ett_uftp_rsablob = -1; static gint ett_uftp_ecblob = -1; static expert_field ei_uftp_length_invalid = EI_INIT; static expert_field ei_uftp_func_unknown = EI_INIT; static const value_string messages[] = { { ANNOUNCE, "ANNOUNCE" }, { REGISTER, "REGISTER" }, { CLIENT_KEY, "CLIENT_KEY" }, { REG_CONF, "REG_CONF" }, { KEYINFO, "KEYINFO" }, { KEYINFO_ACK, "KEYINFO_ACK" }, { FILEINFO, "FILEINFO" }, { FILEINFO_ACK, "FILEINFO_ACK" }, { FILESEG, "FILESEG" }, { DONE, "DONE" }, { STATUS, "STATUS" }, { COMPLETE, "COMPLETE" }, { DONE_CONF, "DONE_CONF" }, { HB_REQ, "HB_REQ" }, { HB_RESP, "HB_RESP" }, { KEY_REQ, "KEY_REQ" }, { PROXY_KEY, "PROXY_KEY" }, { ENCRYPTED, "ENCRYPTED" }, { ABORT, "ABORT" }, { CONG_CTRL, "CONG_CTRL" }, { CC_ACK, "CC_ACK" }, { 0, NULL } }; static const value_string extensions[] = { { EXT_ENC_INFO, "EXT_ENC_INFO" }, { EXT_TFMCC_DATA_INFO, "EXT_TFMCC_DATA_INFO" }, { EXT_TFMCC_ACK_INFO, "EXT_TFMCC_ACK_INFO" }, { EXT_PGMCC_DATA_INFO, "EXT_PGMCC_DATA_INFO" }, { EXT_PGMCC_NAK_INFO, "EXT_PGMCC_NAK_INFO" }, { EXT_PGMCC_ACK_INFO, "EXT_PGMCC_ACK_INFO" }, { EXT_FREESPACE_INFO, "EXT_FREESPACE_INFO" }, { 0, NULL } }; static const value_string cc_types[] = { { CC_NONE, "NONE" }, { CC_UFTP3, "UFTP3" }, { CC_TFMCC, "TFMCC" }, { CC_PGMCC, "PGMCC" }, { 0, NULL } }; static const value_string keyblob_types[] = { { KEYBLOB_RSA, "RSA" }, { KEYBLOB_EC, "EC" }, { 0, NULL } }; static const value_string curves[] = { { CURVE_sect163k1, "sect163k1" }, { CURVE_sect163r1, "sect163r1" }, { CURVE_sect163r2, "sect163r2" }, { CURVE_sect193r1, "sect193r1" }, { CURVE_sect193r2, "sect193r2" }, { CURVE_sect233k1, "sect233k1" }, { CURVE_sect233r1, "sect233r1" }, { CURVE_sect239k1, "sect239k1" }, { CURVE_sect283k1, "sect283k1" }, { CURVE_sect283r1, "sect283r1" }, { CURVE_sect409k1, "sect409k1" }, { CURVE_sect409r1, "sect409r1" }, { CURVE_sect571k1, "sect571k1" }, { CURVE_sect571r1, "sect571r1" }, { CURVE_secp160k1, "secp160k1" }, { CURVE_secp160r1, "secp160r1" }, { CURVE_secp160r2, "secp160r2" }, { CURVE_secp192k1, "secp192k1" }, { CURVE_secp192r1, "prime192v1" }, { CURVE_secp224k1, "secp224k1" }, { CURVE_secp224r1, "secp224r1" }, { CURVE_secp256k1, "secp256k1" }, { CURVE_secp256r1, "prime256v1" }, { CURVE_secp384r1, "secp384r1" }, { CURVE_secp521r1, "secp521r1" }, { 0, NULL } }; static const value_string keyexchange_types[] = { { KEYEX_NONE, "NONE" }, { KEYEX_RSA, "RSA" }, { KEYEX_ECDH_RSA, "ECDH_RSA" }, { KEYEX_ECDH_ECDSA, "ECDH_ECDSA" }, { 0, NULL } }; static const value_string signature_types[] = { { SIG_NONE, "NONE" }, { SIG_HMAC, "HMAC" }, { SIG_KEYEX, "KEYEX" }, { SIG_AUTHENC, "AUTHENC" }, { 0, NULL } }; static const value_string hash_types[] = { { HASH_NONE, "NONE" }, { HASH_MD5, "MD5" }, { HASH_SHA1, "SHA-1" }, { HASH_SHA256, "SHA-256" }, { HASH_SHA384, "SHA-384" }, { HASH_SHA512, "SHA-512" }, { 0, NULL } }; static const value_string key_types[] = { { KEY_NONE, "NONE" }, { KEY_DES, "DES" }, { KEY_DES_EDE3, "3 Key Triple DES" }, { KEY_AES128_CBC, "AES-128-CBC" }, { KEY_AES256_CBC, "AES-256-CBC" }, { KEY_AES128_GCM, "AES-128-GCM" }, { KEY_AES256_GCM, "AES-256-GCM" }, { KEY_AES128_CCM, "AES-128-CCM" }, { KEY_AES256_CCM, "AES-256-CCM" }, { 0, NULL } }; static const value_string hb_auth_types[] = { { HB_AUTH_FAILED, "Authorization Failed" }, { HB_AUTH_OK, "Authorization Succeeded" }, { HB_AUTH_CHALLENGE, "Authorization Required" }, { 0, NULL } }; static const value_string file_types[] = { { FTYPE_REG, "Regular file" }, { FTYPE_DIR, "Directory" }, { FTYPE_LINK, "Symbolic link" }, { FTYPE_DELETE, "Delete request" }, { FTYPE_FREESPACE, "Free space request" }, { 0, NULL } }; static const int *announce_flags[] = { &hf_uftp_announce_flags_sync, &hf_uftp_announce_flags_syncpreview, &hf_uftp_announce_flags_ipv6, &hf_uftp_announce_flags_reserved, NULL }; static const int *encinfo_flags[] = { &hf_uftp_encinfo_flags_client_auth, &hf_uftp_encinfo_flags_reserved, NULL }; static const int *fileinfoack_flags[] = { &hf_uftp_fileinfoack_flags_partial, &hf_uftp_fileinfoack_flags_reserved, NULL }; static const int *abort_flags[] = { &hf_uftp_abort_flags_curfile, &hf_uftp_abort_flags_reserved, NULL }; static const int *cc_item_flags[] = { &hf_uftp_congctrl_item_flags_clr, &hf_uftp_congctrl_item_flags_rtt, &hf_uftp_congctrl_item_flags_start, &hf_uftp_congctrl_item_flags_leave, &hf_uftp_congctrl_item_flags_reserved, NULL }; static const int *tfmcc_ack_flags[] = { &hf_uftp_tfmccack_flags_clr, &hf_uftp_tfmccack_flags_rtt, &hf_uftp_tfmccack_flags_start, &hf_uftp_tfmccack_flags_leave, &hf_uftp_tfmccack_flags_reserved, NULL }; static const value_string comp_status[] = { { COMP_STAT_NORMAL, "Normal" }, { COMP_STAT_SKIPPED, "Skipped" }, { COMP_STAT_OVERWRITE, "Overwrite" }, { COMP_STAT_REJECTED, "Rejected" }, { 0, NULL } }; #define RTT_MIN 1.0e-6 #define RTT_MAX 1000.0 static double unquantize_grtt(guint8 rtt) { return ((rtt <= 31) ? (((double)(rtt + 1)) * (double)RTT_MIN) : (RTT_MAX / exp(((double)(255 - rtt)) / (double)13.0))); } static guint unquantize_gsize(guint8 size) { gint E, i; double rval; E = size & 0x7; rval = (size >> 3) * (10.0 / 32.0); for (i = 0; i < E; i++) { rval *= 10; } return (guint)(rval + 0.5); } static guint unquantize_rate(guint16 rate) { gint E, i; double rval; E = rate & 0xF; rval = (rate >> 4) * (10.0 / 4096.0); for (i = 0; i < E; i++) { rval *= 10; } return (guint)rval; } static int dissect_uftp_rsablob(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, int tree_hf) { proto_item *ti = NULL; proto_tree *rsablob_tree = NULL; gint offset = 0, modlen; if (tvb_reported_length(tvb) < RSA_BLOB_LEN) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length: %d", tvb_reported_length(tvb)); return 0; } modlen = (gint)tvb_get_ntohs(tvb, 2); if ((gint)tvb_reported_length(tvb) < modlen + RSA_BLOB_LEN) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length, len = %d", tvb_reported_length(tvb)); return 0; } ti = proto_tree_add_item(tree, tree_hf, tvb, offset, RSA_BLOB_LEN + modlen, ENC_NA); rsablob_tree = proto_item_add_subtree(ti, ett_uftp_rsablob); proto_tree_add_item(rsablob_tree, hf_uftp_rsablob_blobtype, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(rsablob_tree, hf_uftp_rsablob_reserved, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(rsablob_tree, hf_uftp_rsablob_modlen, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_item(rsablob_tree, hf_uftp_rsablob_exponent, tvb, offset, 4, ENC_BIG_ENDIAN); offset += 4; proto_tree_add_item(rsablob_tree, hf_uftp_rsablob_modulus, tvb, offset, modlen, ENC_NA); return RSA_BLOB_LEN + modlen; } static int dissect_uftp_ecblob(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, int tree_hf) { proto_item *ti = NULL; proto_tree *ecblob_tree = NULL; gint offset = 0, keylen; if (tvb_reported_length(tvb) < EC_BLOB_LEN) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length: %d", tvb_reported_length(tvb)); return 0; } keylen = (gint)tvb_get_ntohs(tvb, 2); if ((gint)tvb_reported_length(tvb) < keylen + EC_BLOB_LEN) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length, len = %d", tvb_reported_length(tvb)); return 0; } ti = proto_tree_add_item(tree, tree_hf, tvb, offset, EC_BLOB_LEN + keylen, ENC_NA); ecblob_tree = proto_item_add_subtree(ti, ett_uftp_ecblob); proto_tree_add_item(ecblob_tree, hf_uftp_ecblob_blobtype, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(ecblob_tree, hf_uftp_ecblob_curve, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(ecblob_tree, hf_uftp_ecblob_keylen, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_item(ecblob_tree, hf_uftp_ecblob_key, tvb, offset, keylen, ENC_NA); return EC_BLOB_LEN + keylen; } static gint dissect_uftp_encinfo(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) { proto_item *ti = NULL; proto_tree *encinfo_tree = NULL; gint offset = 0, hlen, keylen, dhlen, siglen; gint8 blobtype; tvbuff_t *next_tvb; if (tvb_reported_length(tvb) < ENC_INFO_LEN) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length: %d", tvb_reported_length(tvb)); return 0; } hlen = (gint)tvb_get_guint8(tvb, 1) * 4; keylen = (gint)tvb_get_ntohs(tvb, 6); dhlen = (gint)tvb_get_ntohs(tvb, 8); siglen = (gint)tvb_get_ntohs(tvb, 10); if (((gint)tvb_reported_length(tvb) < hlen) || (hlen < ENC_INFO_LEN + keylen + dhlen + siglen)) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length, len = %d, hlen = %d, " "keylen = %d, dhlen = %d, siglen = %d", tvb_reported_length(tvb), hlen, keylen, dhlen, siglen); return 0; } ti = proto_tree_add_item(tree, hf_uftp_encinfo, tvb, offset, ENC_INFO_LEN + keylen + dhlen + siglen, ENC_NA); encinfo_tree = proto_item_add_subtree(ti, ett_uftp_encinfo); proto_tree_add_item(encinfo_tree, hf_uftp_encinfo_exttype, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(encinfo_tree, hf_uftp_encinfo_extlen, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_bitmask(encinfo_tree, tvb, offset, hf_uftp_encinfo_flags, ett_uftp_encinfo_flags, encinfo_flags, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(encinfo_tree, hf_uftp_encinfo_keyextype, tvb, offset, 1, ENC_BIG_ENDIAN); proto_tree_add_item(encinfo_tree, hf_uftp_encinfo_sigtype, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(encinfo_tree, hf_uftp_encinfo_keytype, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(encinfo_tree, hf_uftp_encinfo_hashtype, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(encinfo_tree, hf_uftp_encinfo_keylen, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_item(encinfo_tree, hf_uftp_encinfo_dhlen, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_item(encinfo_tree, hf_uftp_encinfo_siglen, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_item(encinfo_tree, hf_uftp_encinfo_rand1, tvb, offset, RAND_LEN, ENC_NA); offset += RAND_LEN; if (keylen > 0) { gint parsed = 0; next_tvb = tvb_new_subset_length_caplen(tvb, offset, -1, keylen); blobtype = tvb_get_guint8(tvb, offset); switch (blobtype) { case KEYBLOB_RSA: parsed = dissect_uftp_rsablob(next_tvb, pinfo, encinfo_tree, hf_uftp_encinfo_keyblob); break; case KEYBLOB_EC: parsed = dissect_uftp_ecblob(next_tvb, pinfo, encinfo_tree, hf_uftp_encinfo_keyblob); break; } offset += parsed; } if (dhlen > 0) { gint parsed = 0; next_tvb = tvb_new_subset_length_caplen(tvb, offset, -1, dhlen); blobtype = tvb_get_guint8(tvb, offset); switch (blobtype) { case KEYBLOB_RSA: parsed = dissect_uftp_rsablob(next_tvb, pinfo, encinfo_tree, hf_uftp_encinfo_dhblob); break; case KEYBLOB_EC: parsed = dissect_uftp_ecblob(next_tvb, pinfo, encinfo_tree, hf_uftp_encinfo_dhblob); break; } offset += parsed; } if (siglen > 0) { proto_tree_add_item(encinfo_tree, hf_uftp_encinfo_sig, tvb, offset, siglen, ENC_NA); } return ENC_INFO_LEN + keylen + dhlen + siglen; } static void dissect_uftp_announce(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) { proto_item *ti = NULL; proto_item *destlist = NULL; proto_tree *announce_tree = NULL; proto_tree *destlist_tree = NULL; gint offset = 0; gint hlen, iplen, destcount, idx, extlen_total; guint8 flags, ext_type; tvbuff_t *next_tvb; if (tvb_reported_length(tvb) < ANNOUNCE_LEN) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length: %d", tvb_reported_length(tvb)); return; } hlen = (gint)tvb_get_guint8(tvb, 1) * 4; if ((gint)tvb_reported_length(tvb) < hlen) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length, len = %d, hlen = %d", tvb_reported_length(tvb), hlen); return; } flags = tvb_get_guint8(tvb, 2); ti = proto_tree_add_item(tree, hf_uftp_announce, tvb, offset, -1, ENC_NA); announce_tree = proto_item_add_subtree(ti, ett_uftp_announce); proto_tree_add_item(announce_tree, hf_uftp_announce_func, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(announce_tree, hf_uftp_announce_hlen, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_bitmask(announce_tree, tvb, offset, hf_uftp_announce_flags, ett_uftp_announce_flags, announce_flags, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(announce_tree, hf_uftp_announce_robust, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(announce_tree, hf_uftp_announce_cc_type, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(announce_tree, hf_uftp_announce_reserved, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(announce_tree, hf_uftp_announce_blocksize, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_item(announce_tree, hf_uftp_announce_tstamp, tvb, offset, 8, ENC_TIME_TIMESPEC); offset += 8; if (flags & FLAG_IPV6) { iplen = 16; proto_tree_add_item(announce_tree, hf_uftp_announce_publicmcast_ipv6, tvb, offset, iplen, ENC_NA); offset += iplen; proto_tree_add_item(announce_tree, hf_uftp_announce_privatemcast_ipv6, tvb, offset, iplen, ENC_NA); offset += iplen; } else { iplen = 4; proto_tree_add_item(announce_tree, hf_uftp_announce_publicmcast_ipv4, tvb, offset, iplen, ENC_BIG_ENDIAN); offset += iplen; proto_tree_add_item(announce_tree, hf_uftp_announce_privatemcast_ipv4, tvb, offset, iplen, ENC_BIG_ENDIAN); offset += iplen; } extlen_total = hlen - (ANNOUNCE_LEN + ( 2 * iplen)); while (extlen_total > 0) { gint parsed = 0; next_tvb = tvb_new_subset_length_caplen(tvb, offset, -1, extlen_total); ext_type = tvb_get_guint8(tvb, offset); switch (ext_type) { case EXT_ENC_INFO: parsed = dissect_uftp_encinfo(next_tvb, pinfo, announce_tree); break; } if (!parsed) break; extlen_total -= parsed; offset += parsed; } destcount = (tvb_reported_length(tvb) - hlen) / 4; offset = hlen; if (destcount > 0) { destlist = proto_tree_add_item(announce_tree, hf_uftp_destlist, tvb, offset, destcount * 4, ENC_NA); destlist_tree = proto_item_add_subtree(destlist, ett_uftp_destlist); } for (idx = 0; idx < destcount; idx++) { proto_tree_add_item(destlist_tree, hf_uftp_dest, tvb, offset, 4, ENC_BIG_ENDIAN); offset += 4; } } static void dissect_uftp_register(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) { proto_item *ti = NULL; proto_item *destlist = NULL; proto_tree *register_tree = NULL; proto_tree *destlist_tree = NULL; gint offset = 0, hlen; guint16 destcount, keylen, idx; if (tvb_reported_length(tvb) < REGISTER_LEN) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length: %d", tvb_reported_length(tvb)); return; } hlen = (gint)tvb_get_guint8(tvb, 1) * 4; keylen = tvb_get_ntohs(tvb, 2); if (((gint)tvb_reported_length(tvb) < hlen) || (hlen < REGISTER_LEN + keylen)) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length, len = %d, hlen = %d, keylen = %d", tvb_reported_length(tvb), hlen, keylen); return; } ti = proto_tree_add_item(tree, hf_uftp_register, tvb, offset, -1, ENC_NA); register_tree = proto_item_add_subtree(ti, ett_uftp_register); proto_tree_add_item(register_tree, hf_uftp_register_func, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(register_tree, hf_uftp_register_hlen, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(register_tree, hf_uftp_register_keyinfo_len, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_item(register_tree, hf_uftp_register_tstamp, tvb, offset, 8, ENC_TIME_TIMESPEC); offset += 8; proto_tree_add_item(register_tree, hf_uftp_register_rand2, tvb, offset, RAND_LEN, ENC_NA); offset += RAND_LEN; if (keylen > 0) { proto_tree_add_item(register_tree, hf_uftp_register_keyinfo, tvb, offset, keylen, ENC_NA); } destcount = (tvb_reported_length(tvb) - hlen) / 4; offset = hlen; if (destcount > 0) { destlist = proto_tree_add_item(register_tree, hf_uftp_destlist, tvb, offset, destcount * 4, ENC_NA); destlist_tree = proto_item_add_subtree(destlist, ett_uftp_destlist); } for (idx = 0; idx < destcount; idx++) { proto_tree_add_item(destlist_tree, hf_uftp_dest, tvb, offset, 4, ENC_BIG_ENDIAN); offset += 4; } } static void dissect_uftp_clientkey(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) { proto_item *ti = NULL; proto_tree *clientkey_tree = NULL; gint offset = 0, hlen; guint16 keylen, verifylen; gint8 blobtype; tvbuff_t *next_tvb; if (tvb_reported_length(tvb) < CLIENT_KEY_LEN) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length: %d", tvb_reported_length(tvb)); return; } hlen = (gint)tvb_get_guint8(tvb, 1) * 4; keylen = tvb_get_ntohs(tvb, 4); verifylen = tvb_get_ntohs(tvb, 6); if (((gint)tvb_reported_length(tvb) < hlen) || (hlen < CLIENT_KEY_LEN + keylen + verifylen)) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length, len = %d, hlen = %d, keylen = %d verifylen = %d", tvb_reported_length(tvb), hlen, keylen, verifylen); return; } ti = proto_tree_add_item(tree, hf_uftp_clientkey, tvb, offset, -1, ENC_NA); clientkey_tree = proto_item_add_subtree(ti, ett_uftp_clientkey); proto_tree_add_item(clientkey_tree, hf_uftp_clientkey_func, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(clientkey_tree, hf_uftp_clientkey_hlen, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(clientkey_tree, hf_uftp_clientkey_reserved, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_item(clientkey_tree, hf_uftp_clientkey_bloblen, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_item(clientkey_tree, hf_uftp_clientkey_siglen, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; if (keylen > 0) { gint parsed = 0; next_tvb = tvb_new_subset_length_caplen(tvb, offset, -1, keylen); blobtype = tvb_get_guint8(tvb, offset); switch (blobtype) { case KEYBLOB_RSA: parsed = dissect_uftp_rsablob(next_tvb, pinfo, clientkey_tree, hf_uftp_clientkey_keyblob); break; case KEYBLOB_EC: parsed = dissect_uftp_ecblob(next_tvb, pinfo, clientkey_tree, hf_uftp_clientkey_keyblob); break; } offset += parsed; } if (verifylen > 0) { proto_tree_add_item(clientkey_tree, hf_uftp_clientkey_verify, tvb, offset, verifylen, ENC_NA); } } static void dissect_uftp_regconf(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) { proto_item *ti = NULL; proto_item *destlist = NULL; proto_tree *regconf_tree = NULL; proto_tree *destlist_tree = NULL; gint offset = 0, hlen; guint16 destcount, idx; if (tvb_reported_length(tvb) < REG_CONF_LEN) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length: %d", tvb_reported_length(tvb)); return; } hlen = (gint)tvb_get_guint8(tvb, 1) * 4; if (((gint)tvb_reported_length(tvb) < hlen) || (hlen < REG_CONF_LEN)) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length, len = %d, hlen = %d", tvb_reported_length(tvb), hlen); return; } ti = proto_tree_add_item(tree, hf_uftp_regconf, tvb, offset, -1, ENC_NA); regconf_tree = proto_item_add_subtree(ti, ett_uftp_regconf); proto_tree_add_item(regconf_tree, hf_uftp_regconf_func, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(regconf_tree, hf_uftp_regconf_hlen, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(regconf_tree, hf_uftp_regconf_reserved, tvb, offset, 2, ENC_BIG_ENDIAN); destcount = (tvb_reported_length(tvb) - hlen) / 4; offset = hlen; if (destcount > 0) { destlist = proto_tree_add_item(regconf_tree, hf_uftp_destlist, tvb, offset, destcount * 4, ENC_NA); destlist_tree = proto_item_add_subtree(destlist, ett_uftp_destlist); } for (idx = 0; idx < destcount; idx++) { proto_tree_add_item(destlist_tree, hf_uftp_dest, tvb, offset, 4, ENC_BIG_ENDIAN); offset += 4; } } static void dissect_uftp_keyinfo(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) { proto_item *ti = NULL; proto_item *destlist = NULL; proto_item *destkey = NULL; proto_tree *keyinfo_tree = NULL; proto_tree *destlist_tree = NULL; proto_tree *destkey_tree = NULL; gint offset = 0, hlen; guint8 destcount, idx; if (tvb_reported_length(tvb) < KEYINFO_LEN) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length: %d", tvb_reported_length(tvb)); return; } hlen = (gint)tvb_get_guint8(tvb, 1) * 4; if (((gint)tvb_reported_length(tvb) < hlen) || (hlen < KEYINFO_LEN)) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length, len = %d, hlen = %d", tvb_reported_length(tvb), hlen); return; } ti = proto_tree_add_item(tree, hf_uftp_keyinfo, tvb, offset, -1, ENC_NA); keyinfo_tree = proto_item_add_subtree(ti, ett_uftp_keyinfo); proto_tree_add_item(keyinfo_tree, hf_uftp_keyinfo_func, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(keyinfo_tree, hf_uftp_keyinfo_hlen, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(keyinfo_tree, hf_uftp_keyinfo_reserved, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_item(keyinfo_tree, hf_uftp_keyinfo_ivctr, tvb, offset, 8, ENC_BIG_ENDIAN); destcount = (tvb_reported_length(tvb) - hlen) / DESTKEY_LEN; offset = hlen; if (destcount > 0) { destlist = proto_tree_add_item(keyinfo_tree, hf_uftp_destlist, tvb, offset, destcount * DESTKEY_LEN, ENC_NA); destlist_tree = proto_item_add_subtree(destlist, ett_uftp_destlist); } for (idx = 0; idx < destcount; idx++) { destkey = proto_tree_add_item(destlist_tree, hf_uftp_keyinfo_destkey, tvb, offset, DESTKEY_LEN, ENC_NA); destkey_tree = proto_item_add_subtree(destkey, ett_uftp_keyinfo_destkey); proto_tree_add_item(destkey_tree, hf_uftp_keyinfo_destid, tvb, offset, 4, ENC_BIG_ENDIAN); offset += 4; proto_tree_add_item(destkey_tree, hf_uftp_keyinfo_groupmaster, tvb, offset, 48, ENC_NA); offset += 48; } } static void dissect_uftp_keyinfoack(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) { proto_item *ti = NULL; proto_tree *keyinfoack_tree = NULL; gint offset = 0, hlen; if (tvb_reported_length(tvb) < KEYINFO_ACK_LEN) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length: %d", tvb_reported_length(tvb)); return; } hlen = (gint)tvb_get_guint8(tvb, 1) * 4; if (((gint)tvb_reported_length(tvb) < hlen) || (hlen < KEYINFO_ACK_LEN)) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length, len = %d, hlen = %d", tvb_reported_length(tvb), hlen); return; } ti = proto_tree_add_item(tree, hf_uftp_keyinfoack, tvb, offset, -1, ENC_NA); keyinfoack_tree = proto_item_add_subtree(ti, ett_uftp_keyinfoack); proto_tree_add_item(keyinfoack_tree, hf_uftp_keyinfoack_func, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(keyinfoack_tree, hf_uftp_keyinfoack_hlen, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(keyinfoack_tree, hf_uftp_keyinfoack_reserved, tvb, offset, 3, ENC_BIG_ENDIAN); offset += 3; proto_tree_add_item(keyinfoack_tree, hf_uftp_keyinfoack_verify_data, tvb, offset, VERIFY_LEN, ENC_NA); } static void dissect_uftp_fileinfo(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) { proto_item *ti = NULL; proto_item *destlist = NULL; proto_tree *fileinfo_tree = NULL; proto_tree *destlist_tree = NULL; gint offset = 0, hlen; guint16 file_id, destcount, idx, namelen, linklen; if (tvb_reported_length(tvb) < FILEINFO_LEN) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length: %d", tvb_reported_length(tvb)); return; } hlen = (gint)tvb_get_guint8(tvb, 1) * 4; namelen = tvb_get_guint8(tvb, 8) * 4; linklen = tvb_get_guint8(tvb, 9) * 4; if (((gint)tvb_reported_length(tvb) < hlen) || (hlen < FILEINFO_LEN + namelen + linklen)) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length, len = %d, hlen = %d, namelen = %d, linklen = %d", tvb_reported_length(tvb), hlen, namelen, linklen); return; } file_id = tvb_get_ntohs(tvb, 2); col_append_fstr(pinfo->cinfo, COL_INFO, ":%04X", file_id); ti = proto_tree_add_item(tree, hf_uftp_fileinfo, tvb, offset, -1, ENC_NA); fileinfo_tree = proto_item_add_subtree(ti, ett_uftp_fileinfo); proto_tree_add_item(fileinfo_tree, hf_uftp_fileinfo_func, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(fileinfo_tree, hf_uftp_fileinfo_hlen, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(fileinfo_tree, hf_uftp_fileinfo_file_id, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_item(fileinfo_tree, hf_uftp_fileinfo_ftype, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(fileinfo_tree, hf_uftp_fileinfo_reserved, tvb, offset, 3, ENC_BIG_ENDIAN); offset += 3; proto_tree_add_item(fileinfo_tree, hf_uftp_fileinfo_namelen, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(fileinfo_tree, hf_uftp_fileinfo_linklen, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(fileinfo_tree, hf_uftp_fileinfo_fsize, tvb, offset, 6, ENC_BIG_ENDIAN); offset += 6; proto_tree_add_item(fileinfo_tree, hf_uftp_fileinfo_ftstamp, tvb, offset, 4, ENC_BIG_ENDIAN); offset += 4; proto_tree_add_item(fileinfo_tree, hf_uftp_fileinfo_tstamp, tvb, offset, 8, ENC_TIME_TIMESPEC); offset += 8; proto_tree_add_item(fileinfo_tree, hf_uftp_fileinfo_name, tvb, offset, namelen, ENC_ASCII|ENC_NA); offset += namelen; if (linklen > 0) { proto_tree_add_item(fileinfo_tree, hf_uftp_fileinfo_link, tvb, offset, linklen, ENC_ASCII|ENC_NA); } destcount = (tvb_reported_length(tvb) - hlen) / 4; offset = hlen; if (destcount > 0) { destlist = proto_tree_add_item(fileinfo_tree, hf_uftp_destlist, tvb, offset, destcount * 4, ENC_NA); destlist_tree = proto_item_add_subtree(destlist, ett_uftp_destlist); } for (idx = 0; idx < destcount; idx++) { proto_tree_add_item(destlist_tree, hf_uftp_dest, tvb, offset, 4, ENC_BIG_ENDIAN); offset += 4; } } static void dissect_uftp_fileinfoack(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) { proto_item *ti = NULL; proto_item *destlist = NULL; proto_tree *fileinfoack_tree = NULL; proto_tree *destlist_tree = NULL; gint offset = 0, hlen; guint16 file_id, destcount, idx; if (tvb_reported_length(tvb) < FILEINFO_ACK_LEN) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length: %d", tvb_reported_length(tvb)); return; } hlen = (gint)tvb_get_guint8(tvb, 1) * 4; if (((gint)tvb_reported_length(tvb) < hlen) || (hlen < FILEINFO_ACK_LEN)) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length, len = %d, hlen = %d", tvb_reported_length(tvb), hlen); return; } file_id = tvb_get_ntohs(tvb, 2); if (file_id > 0) { col_append_fstr(pinfo->cinfo, COL_INFO, ":%04X", file_id); } ti = proto_tree_add_item(tree, hf_uftp_fileinfoack, tvb, offset, -1, ENC_NA); fileinfoack_tree = proto_item_add_subtree(ti, ett_uftp_fileinfoack); proto_tree_add_item(fileinfoack_tree, hf_uftp_fileinfoack_func, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(fileinfoack_tree, hf_uftp_fileinfoack_hlen, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(fileinfoack_tree, hf_uftp_fileinfoack_file_id, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_bitmask(fileinfoack_tree, tvb, offset, hf_uftp_fileinfoack_flags, ett_uftp_fileinfoack_flags, fileinfoack_flags, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(fileinfoack_tree, hf_uftp_fileinfoack_reserved, tvb, offset, 3, ENC_BIG_ENDIAN); offset += 3; proto_tree_add_item(fileinfoack_tree, hf_uftp_fileinfoack_tstamp, tvb, offset, 8, ENC_TIME_TIMESPEC); destcount = (tvb_reported_length(tvb) - hlen) / 4; offset = hlen; if (destcount > 0) { destlist = proto_tree_add_item(fileinfoack_tree, hf_uftp_destlist, tvb, offset, destcount * 4, ENC_NA); destlist_tree = proto_item_add_subtree(destlist, ett_uftp_destlist); } for (idx = 0; idx < destcount; idx++) { proto_tree_add_item(destlist_tree, hf_uftp_dest, tvb, offset, 4, ENC_BIG_ENDIAN); offset += 4; } } static gint dissect_uftp_tfmccdata(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) { proto_item *ti = NULL; proto_tree *tfmccdata_tree = NULL; gint offset = 0, hlen; guint rate, srate; if (tvb_reported_length(tvb) < TFMCC_DATA_LEN) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length: %d", tvb_reported_length(tvb)); return 0; } hlen = (gint)tvb_get_guint8(tvb, 1) * 4; if (((gint)tvb_reported_length(tvb) < hlen) || (hlen < TFMCC_DATA_LEN)) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length, len = %d, hlen = %d", tvb_reported_length(tvb), hlen); return 0; } rate = unquantize_rate(tvb_get_ntohs(tvb, 6)); srate = unquantize_rate(tvb_get_ntohs(tvb, 2)); ti = proto_tree_add_item(tree, hf_uftp_tfmccdata, tvb, offset, TFMCC_DATA_LEN, ENC_NA); tfmccdata_tree = proto_item_add_subtree(ti, ett_uftp_tfmccdata); proto_tree_add_item(tfmccdata_tree, hf_uftp_tfmccdata_exttype, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(tfmccdata_tree, hf_uftp_tfmccdata_extlen, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_uint(tfmccdata_tree, hf_uftp_tfmccdata_send_rate, tvb, offset, 2, srate); offset += 2; proto_tree_add_item(tfmccdata_tree, hf_uftp_tfmccdata_cc_seq, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_uint(tfmccdata_tree, hf_uftp_tfmccdata_cc_rate, tvb, offset, 2, rate); return TFMCC_DATA_LEN; } static void dissect_uftp_fileseg(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) { proto_item *ti = NULL; proto_tree *fileseg_tree = NULL; gint offset = 0, hlen, extlen_total; guint16 file_id, section, sec_block; guint8 ext_type; tvbuff_t *next_tvb; if (tvb_reported_length(tvb) < FILESEG_LEN) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length: %d", tvb_reported_length(tvb)); return; } hlen = (gint)tvb_get_guint8(tvb, 1) * 4; if (((gint)tvb_reported_length(tvb) < hlen) || (hlen < FILESEG_LEN)) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length, len = %d, hlen = %d", tvb_reported_length(tvb), hlen); return; } file_id = tvb_get_ntohs(tvb, 2); section = tvb_get_ntohs(tvb, 4); sec_block = tvb_get_ntohs(tvb, 6); col_append_fstr(pinfo->cinfo, COL_INFO, ":%04X Section=%d Block=%d", file_id, section, sec_block); ti = proto_tree_add_item(tree, hf_uftp_fileseg, tvb, offset, -1, ENC_NA); fileseg_tree = proto_item_add_subtree(ti, ett_uftp_fileseg); proto_tree_add_item(fileseg_tree, hf_uftp_fileseg_func, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(fileseg_tree, hf_uftp_fileseg_hlen, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(fileseg_tree, hf_uftp_fileseg_file_id, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_item(fileseg_tree, hf_uftp_fileseg_section, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_item(fileseg_tree, hf_uftp_fileseg_sec_block, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; extlen_total = hlen - FILESEG_LEN; while (extlen_total > 0) { gint parsed = 0; next_tvb = tvb_new_subset_length_caplen(tvb, offset, -1, extlen_total); ext_type = tvb_get_guint8(tvb, offset); switch (ext_type) { case EXT_TFMCC_DATA_INFO: parsed = dissect_uftp_tfmccdata(next_tvb, pinfo, fileseg_tree); break; } if (!parsed) break; extlen_total -= parsed; offset += parsed; } offset = hlen; proto_tree_add_item(fileseg_tree, hf_uftp_fileseg_data, tvb, offset, -1, ENC_NA); } static void dissect_uftp_done(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) { proto_item *ti = NULL; proto_item *destlist = NULL; proto_tree *done_tree = NULL; proto_tree *destlist_tree = NULL; gint offset = 0, hlen; guint16 file_id, section, destcount, idx; if (tvb_reported_length(tvb) < DONE_LEN) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length: %d", tvb_reported_length(tvb)); return; } hlen = (gint)tvb_get_guint8(tvb, 1) * 4; if (((gint)tvb_reported_length(tvb) < hlen) || (hlen < DONE_LEN)) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length, len = %d, hlen = %d", tvb_reported_length(tvb), hlen); return; } file_id = tvb_get_ntohs(tvb, 2); section = tvb_get_ntohs(tvb, 6); if (file_id > 0) { col_append_fstr(pinfo->cinfo, COL_INFO, ":%04X Section=%d", file_id, section); } ti = proto_tree_add_item(tree, hf_uftp_done, tvb, offset, -1, ENC_NA); done_tree = proto_item_add_subtree(ti, ett_uftp_done); proto_tree_add_item(done_tree, hf_uftp_done_func, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(done_tree, hf_uftp_done_hlen, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(done_tree, hf_uftp_done_file_id, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_item(done_tree, hf_uftp_done_section, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_item(done_tree, hf_uftp_done_reserved, tvb, offset, 2, ENC_BIG_ENDIAN); destcount = (tvb_reported_length(tvb) - hlen) / 4; offset = hlen; if (destcount > 0) { destlist = proto_tree_add_item(done_tree, hf_uftp_destlist, tvb, offset, destcount * 4, ENC_NA); destlist_tree = proto_item_add_subtree(destlist, ett_uftp_destlist); } for (idx = 0; idx < destcount; idx++) { proto_tree_add_item(destlist_tree, hf_uftp_dest, tvb, offset, 4, ENC_BIG_ENDIAN); offset += 4; } } static gint dissect_uftp_tfmccack(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) { proto_item *ti = NULL; proto_tree *tfmccack_tree = NULL; gint offset = 0, hlen; guint rate; if (tvb_reported_length(tvb) < TFMCC_ACK_LEN) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length: %d", tvb_reported_length(tvb)); return 0; } hlen = (gint)tvb_get_guint8(tvb, 1) * 4; if (((gint)tvb_reported_length(tvb) < hlen) || (hlen < TFMCC_ACK_LEN)) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length, len = %d, hlen = %d", tvb_reported_length(tvb), hlen); return 0; } rate = unquantize_rate(tvb_get_ntohs(tvb, 6)); ti = proto_tree_add_item(tree, hf_uftp_tfmccack, tvb, offset, TFMCC_ACK_LEN, ENC_NA); tfmccack_tree = proto_item_add_subtree(ti, ett_uftp_tfmccack); proto_tree_add_item(tfmccack_tree, hf_uftp_tfmccack_exttype, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(tfmccack_tree, hf_uftp_tfmccack_extlen, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_bitmask(tfmccack_tree, tvb, offset, hf_uftp_tfmccack_flags, ett_uftp_tfmccack_flags, tfmcc_ack_flags, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(tfmccack_tree, hf_uftp_tfmccack_reserved, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(tfmccack_tree, hf_uftp_tfmccack_cc_seq, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_uint(tfmccack_tree, hf_uftp_tfmccack_cc_rate, tvb, offset, 2, rate); offset += 2; proto_tree_add_item(tfmccack_tree, hf_uftp_tfmccack_client_id, tvb, offset, 4, ENC_BIG_ENDIAN); offset += 4; proto_tree_add_item(tfmccack_tree, hf_uftp_tfmccack_tstamp, tvb, offset, 8, ENC_TIME_TIMESPEC); return TFMCC_ACK_LEN; } static void dissect_uftp_status(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) { proto_item *ti = NULL; proto_tree *status_tree = NULL; gint offset = 0, hlen, extlen_total; guint16 file_id, section; guint8 ext_type; tvbuff_t *next_tvb; if (tvb_reported_length(tvb) < STATUS_LEN) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length: %d", tvb_reported_length(tvb)); return; } hlen = (gint)tvb_get_guint8(tvb, 1) * 4; if (((gint)tvb_reported_length(tvb) < hlen) || (hlen < STATUS_LEN)) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length, len = %d, hlen = %d", tvb_reported_length(tvb), hlen); return; } file_id = tvb_get_ntohs(tvb, 2); section = tvb_get_ntohs(tvb, 4); col_append_fstr(pinfo->cinfo, COL_INFO, ":%04X Section=%d", file_id, section); ti = proto_tree_add_item(tree, hf_uftp_status, tvb, offset, -1, ENC_NA); status_tree = proto_item_add_subtree(ti, ett_uftp_status); proto_tree_add_item(status_tree, hf_uftp_status_func, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(status_tree, hf_uftp_status_hlen, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(status_tree, hf_uftp_status_file_id, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_item(status_tree, hf_uftp_status_section, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_item(status_tree, hf_uftp_status_reserved, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; extlen_total = hlen - STATUS_LEN; while (extlen_total > 0) { gint parsed = 0; next_tvb = tvb_new_subset_length_caplen(tvb, offset, -1, extlen_total); ext_type = tvb_get_guint8(tvb, offset); switch (ext_type) { case EXT_TFMCC_ACK_INFO: parsed = dissect_uftp_tfmccack(next_tvb, pinfo, status_tree); break; } if (!parsed) break; extlen_total -= parsed; offset += parsed; } offset = hlen; proto_tree_add_item(status_tree, hf_uftp_status_naks, tvb, offset, -1, ENC_NA); } static gint dissect_uftp_freespace(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) { proto_item *ti = NULL; proto_tree *freespace_tree = NULL; gint offset = 0, hlen; if (tvb_reported_length(tvb) < FREESPACE_LEN) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length: %d", tvb_reported_length(tvb)); return 0; } hlen = (gint)tvb_get_guint8(tvb, 1) * 4; if (((gint)tvb_reported_length(tvb) < hlen) || (hlen < FREESPACE_LEN)) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length, len = %d, hlen = %d", tvb_reported_length(tvb), hlen); return 0; } ti = proto_tree_add_item(tree, hf_uftp_freespace, tvb, offset, FREESPACE_LEN, ENC_NA); freespace_tree = proto_item_add_subtree(ti, ett_uftp_freespace); proto_tree_add_item(freespace_tree, hf_uftp_freespace_exttype, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(freespace_tree, hf_uftp_freespace_extlen, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(freespace_tree, hf_uftp_freespace_reserved, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_item(freespace_tree, hf_uftp_freespace_freespace, tvb, offset, 8, ENC_BIG_ENDIAN); return FREESPACE_LEN; } static void dissect_uftp_complete(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) { proto_item *ti = NULL; proto_item *destlist = NULL; proto_tree *complete_tree = NULL; proto_tree *destlist_tree = NULL; gint offset = 0, hlen, extlen_total; guint16 file_id, destcount, idx; guint8 ext_type; tvbuff_t *next_tvb; if (tvb_reported_length(tvb) < COMPLETE_LEN) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length: %d", tvb_reported_length(tvb)); return; } hlen = (gint)tvb_get_guint8(tvb, 1) * 4; if (((gint)tvb_reported_length(tvb) < hlen) || (hlen < COMPLETE_LEN)) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length, len = %d, hlen = %d", tvb_reported_length(tvb), hlen); return; } file_id = tvb_get_ntohs(tvb, 2); if (file_id > 0) { col_append_fstr(pinfo->cinfo, COL_INFO, ":%04X", file_id); } ti = proto_tree_add_item(tree, hf_uftp_complete, tvb, offset, -1, ENC_NA); complete_tree = proto_item_add_subtree(ti, ett_uftp_complete); proto_tree_add_item(complete_tree, hf_uftp_complete_func, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(complete_tree, hf_uftp_complete_hlen, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(complete_tree, hf_uftp_complete_file_id, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_item(complete_tree, hf_uftp_complete_status, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(complete_tree, hf_uftp_complete_reserved, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 3; extlen_total = hlen - COMPLETE_LEN; while (extlen_total > 0) { gint parsed = 0; next_tvb = tvb_new_subset_length_caplen(tvb, offset, -1, extlen_total); ext_type = tvb_get_guint8(tvb, offset); switch (ext_type) { case EXT_FREESPACE_INFO: parsed = dissect_uftp_freespace(next_tvb, pinfo, complete_tree); break; } if (!parsed) break; extlen_total -= parsed; offset += parsed; } destcount = (tvb_reported_length(tvb) - hlen) / 4; offset = hlen; if (destcount > 0) { destlist = proto_tree_add_item(complete_tree, hf_uftp_destlist, tvb, offset, destcount * 4, ENC_NA); destlist_tree = proto_item_add_subtree(destlist, ett_uftp_destlist); } for (idx = 0; idx < destcount; idx++) { proto_tree_add_item(destlist_tree, hf_uftp_dest, tvb, offset, 4, ENC_BIG_ENDIAN); offset += 4; } } static void dissect_uftp_doneconf(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) { proto_item *ti = NULL; proto_item *destlist = NULL; proto_tree *doneconf_tree = NULL; proto_tree *destlist_tree = NULL; gint offset = 0, hlen; guint16 destcount, idx; if (tvb_reported_length(tvb) < DONE_CONF_LEN) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length: %d", tvb_reported_length(tvb)); return; } hlen = (gint)tvb_get_guint8(tvb, 1) * 4; if (((gint)tvb_reported_length(tvb) < hlen) || (hlen < DONE_CONF_LEN)) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length, len = %d, hlen = %d", tvb_reported_length(tvb), hlen); return; } ti = proto_tree_add_item(tree, hf_uftp_doneconf, tvb, offset, -1, ENC_NA); doneconf_tree = proto_item_add_subtree(ti, ett_uftp_doneconf); proto_tree_add_item(doneconf_tree, hf_uftp_doneconf_func, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(doneconf_tree, hf_uftp_doneconf_hlen, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(doneconf_tree, hf_uftp_doneconf_reserved, tvb, offset, 2, ENC_BIG_ENDIAN); destcount = (tvb_reported_length(tvb) - hlen) / 4; offset = hlen; if (destcount > 0) { destlist = proto_tree_add_item(doneconf_tree, hf_uftp_destlist, tvb, offset, destcount * 4, ENC_NA); destlist_tree = proto_item_add_subtree(destlist, ett_uftp_destlist); } for (idx = 0; idx < destcount; idx++) { proto_tree_add_item(destlist_tree, hf_uftp_dest, tvb, offset, 4, ENC_BIG_ENDIAN); offset += 4; } } static void dissect_uftp_hbreq(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) { proto_item *ti = NULL; proto_tree *hbreq_tree = NULL; gint offset = 0, hlen; guint16 keylen, siglen; gint8 blobtype; tvbuff_t *next_tvb; if (tvb_reported_length(tvb) < HB_REQ_LEN) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length: %d", tvb_reported_length(tvb)); return; } hlen = (gint)tvb_get_guint8(tvb, 1) * 4; keylen = tvb_get_ntohs(tvb, 4); siglen = tvb_get_ntohs(tvb, 6); if (((gint)tvb_reported_length(tvb) < hlen) || (hlen < HB_REQ_LEN + keylen + siglen)) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length, len = %d, hlen = %d, keylen=%d siglen=%d", tvb_reported_length(tvb), hlen, keylen, siglen); return; } ti = proto_tree_add_item(tree, hf_uftp_hbreq, tvb, offset, -1, ENC_NA); hbreq_tree = proto_item_add_subtree(ti, ett_uftp_hbreq); proto_tree_add_item(hbreq_tree, hf_uftp_hbreq_func, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(hbreq_tree, hf_uftp_hbreq_hlen, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(hbreq_tree, hf_uftp_hbreq_reserved, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_item(hbreq_tree, hf_uftp_hbreq_bloblen, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_item(hbreq_tree, hf_uftp_hbreq_siglen, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_item(hbreq_tree, hf_uftp_hbreq_nonce, tvb, offset, 4, ENC_BIG_ENDIAN); offset += 4; if (keylen > 0) { gint parsed = 0; next_tvb = tvb_new_subset_length_caplen(tvb, offset, -1, keylen); blobtype = tvb_get_guint8(tvb, offset); switch (blobtype) { case KEYBLOB_RSA: parsed = dissect_uftp_rsablob(next_tvb, pinfo, hbreq_tree, hf_uftp_hbreq_keyblob); break; case KEYBLOB_EC: parsed = dissect_uftp_ecblob(next_tvb, pinfo, hbreq_tree, hf_uftp_hbreq_keyblob); break; } offset += parsed; } if (siglen > 0) { proto_tree_add_item(hbreq_tree, hf_uftp_hbreq_verify, tvb, offset, siglen, ENC_NA); } } static void dissect_uftp_hbresp(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) { proto_item *ti = NULL; proto_tree *hbresp_tree = NULL; gint offset = 0, hlen; if (tvb_reported_length(tvb) < HB_RESP_LEN) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length: %d", tvb_reported_length(tvb)); return; } hlen = (gint)tvb_get_guint8(tvb, 1) * 4; if (((gint)tvb_reported_length(tvb) < hlen) || (hlen < HB_RESP_LEN)) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length, len = %d, hlen = %d", tvb_reported_length(tvb), hlen); return; } ti = proto_tree_add_item(tree, hf_uftp_hbresp, tvb, offset, -1, ENC_NA); hbresp_tree = proto_item_add_subtree(ti, ett_uftp_hbresp); proto_tree_add_item(hbresp_tree, hf_uftp_hbresp_func, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(hbresp_tree, hf_uftp_hbresp_hlen, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(hbresp_tree, hf_uftp_hbresp_authenticated, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(hbresp_tree, hf_uftp_hbresp_reserved, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(hbresp_tree, hf_uftp_hbresp_nonce, tvb, offset, 4, ENC_BIG_ENDIAN); } static void dissect_uftp_keyreq(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) { proto_item *ti = NULL; proto_tree *keyreq_tree = NULL; gint offset = 0, hlen; if (tvb_reported_length(tvb) < KEY_REQ_LEN) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length: %d", tvb_reported_length(tvb)); return; } hlen = (gint)tvb_get_guint8(tvb, 1) * 4; if (((gint)tvb_reported_length(tvb) < hlen) || (hlen < KEY_REQ_LEN)) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length, len = %d, hlen = %d", tvb_reported_length(tvb), hlen); return; } ti = proto_tree_add_item(tree, hf_uftp_keyreq, tvb, offset, -1, ENC_NA); keyreq_tree = proto_item_add_subtree(ti, ett_uftp_keyreq); proto_tree_add_item(keyreq_tree, hf_uftp_keyreq_func, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(keyreq_tree, hf_uftp_keyreq_hlen, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(keyreq_tree, hf_uftp_keyreq_reserved, tvb, offset, 2, ENC_BIG_ENDIAN); } static void dissect_uftp_proxykey(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) { proto_item *ti = NULL; proto_tree *proxykey_tree = NULL; gint offset = 0, hlen; guint16 keylen, dhlen, siglen; gint8 blobtype; tvbuff_t *next_tvb; if (tvb_reported_length(tvb) < PROXY_KEY_LEN) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length: %d", tvb_reported_length(tvb)); return; } hlen = (gint)tvb_get_guint8(tvb, 1) * 4; keylen = tvb_get_ntohs(tvb, 2); dhlen = tvb_get_ntohs(tvb, 4); siglen = tvb_get_ntohs(tvb, 6); if (((gint)tvb_reported_length(tvb) < hlen) || (hlen < PROXY_KEY_LEN + keylen + dhlen + siglen)) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length, len = %d, hlen = %d, keylen=%d, dhlen=%d, siglen=%d", tvb_reported_length(tvb), hlen, keylen, dhlen, siglen); return; } ti = proto_tree_add_item(tree, hf_uftp_proxykey, tvb, offset, -1, ENC_NA); proxykey_tree = proto_item_add_subtree(ti, ett_uftp_proxykey); proto_tree_add_item(proxykey_tree, hf_uftp_proxykey_func, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(proxykey_tree, hf_uftp_proxykey_hlen, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(proxykey_tree, hf_uftp_proxykey_bloblen, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_item(proxykey_tree, hf_uftp_proxykey_dhlen, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_item(proxykey_tree, hf_uftp_proxykey_siglen, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_item(proxykey_tree, hf_uftp_proxykey_nonce, tvb, offset, 4, ENC_BIG_ENDIAN); offset += 4; if (keylen > 0) { gint parsed = 0; next_tvb = tvb_new_subset_length_caplen(tvb, offset, -1, keylen); blobtype = tvb_get_guint8(tvb, offset); switch (blobtype) { case KEYBLOB_RSA: parsed = dissect_uftp_rsablob(next_tvb, pinfo, proxykey_tree, hf_uftp_proxykey_keyblob); break; case KEYBLOB_EC: parsed = dissect_uftp_ecblob(next_tvb, pinfo, proxykey_tree, hf_uftp_proxykey_keyblob); break; } offset += parsed; } if (dhlen > 0) { gint parsed = 0; next_tvb = tvb_new_subset_length_caplen(tvb, offset, -1, dhlen); blobtype = tvb_get_guint8(tvb, offset); switch (blobtype) { case KEYBLOB_RSA: parsed = dissect_uftp_rsablob(next_tvb, pinfo, proxykey_tree, hf_uftp_proxykey_dhblob); break; case KEYBLOB_EC: parsed = dissect_uftp_ecblob(next_tvb, pinfo, proxykey_tree, hf_uftp_proxykey_dhblob); break; } offset += parsed; } if (siglen > 0) { proto_tree_add_item(proxykey_tree, hf_uftp_proxykey_verify, tvb, offset, siglen, ENC_NA); } } static void dissect_uftp_congctrl(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) { proto_item *ti = NULL; proto_item *cclist = NULL; proto_item *ccitem = NULL; proto_tree *congctrl_tree = NULL; proto_tree *cclist_tree = NULL; proto_tree *ccitem_tree = NULL; gint offset = 0, hlen; guint rate; guint8 itemcount, idx; if (tvb_reported_length(tvb) < CONG_CTRL_LEN) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length: %d", tvb_reported_length(tvb)); return; } hlen = (gint)tvb_get_guint8(tvb, 1) * 4; if (((gint)tvb_reported_length(tvb) < hlen) || (hlen < CONG_CTRL_LEN)) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length, len = %d, hlen = %d", tvb_reported_length(tvb), hlen); return; } rate = unquantize_rate(tvb_get_ntohs(tvb, 6)); ti = proto_tree_add_item(tree, hf_uftp_congctrl, tvb, offset, -1, ENC_NA); congctrl_tree = proto_item_add_subtree(ti, ett_uftp_congctrl); proto_tree_add_item(congctrl_tree, hf_uftp_congctrl_func, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(congctrl_tree, hf_uftp_congctrl_hlen, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(congctrl_tree, hf_uftp_congctrl_reserved, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_item(congctrl_tree, hf_uftp_congctrl_cc_seq, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_uint(congctrl_tree, hf_uftp_congctrl_cc_rate, tvb, offset, 2, rate); offset += 2; proto_tree_add_item(congctrl_tree, hf_uftp_congctrl_tstamp, tvb, offset, 8, ENC_TIME_TIMESPEC); itemcount = (tvb_reported_length(tvb) - hlen) / CC_ITEM_LEN; offset = hlen; if (itemcount > 0) { cclist = proto_tree_add_item(congctrl_tree, hf_uftp_congctrl_cclist, tvb, offset, itemcount * CC_ITEM_LEN, ENC_NA); cclist_tree = proto_item_add_subtree(cclist, ett_uftp_congctrl_cclist); } for (idx = 0; idx < itemcount; idx++) { guint itemrate; double itemrtt; itemrtt = unquantize_grtt(tvb_get_guint8(tvb, offset + 5)); itemrate = unquantize_rate(tvb_get_ntohs(tvb, offset + 6)); ccitem = proto_tree_add_item(cclist_tree, hf_uftp_congctrl_item, tvb, offset, CC_ITEM_LEN, ENC_NA); ccitem_tree = proto_item_add_subtree(ccitem, ett_uftp_congctrl_item); proto_tree_add_item(ccitem_tree, hf_uftp_congctrl_item_destid, tvb, offset, 4, ENC_BIG_ENDIAN); offset += 4; proto_tree_add_bitmask(ccitem_tree, tvb, offset, hf_uftp_congctrl_item_flags, ett_uftp_congctrl_item_flags, cc_item_flags, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_double(ccitem_tree, hf_uftp_congctrl_item_rtt, tvb, offset, 1, itemrtt); offset += 1; proto_tree_add_uint(ccitem_tree, hf_uftp_congctrl_item_rate, tvb, offset, 2, itemrate); offset += 2; } } static void dissect_uftp_ccack(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) { proto_item *ti = NULL; proto_tree *ccack_tree = NULL; gint offset = 0, hlen, extlen_total; guint8 ext_type; tvbuff_t *next_tvb; if (tvb_reported_length(tvb) < CC_ACK_LEN) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length: %d", tvb_reported_length(tvb)); return; } hlen = (gint)tvb_get_guint8(tvb, 1) * 4; if (((gint)tvb_reported_length(tvb) < hlen) || (hlen < CC_ACK_LEN)) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length, len = %d, hlen = %d", tvb_reported_length(tvb), hlen); return; } ti = proto_tree_add_item(tree, hf_uftp_ccack, tvb, offset, -1, ENC_NA); ccack_tree = proto_item_add_subtree(ti, ett_uftp_ccack); proto_tree_add_item(ccack_tree, hf_uftp_ccack_func, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(ccack_tree, hf_uftp_ccack_hlen, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(ccack_tree, hf_uftp_ccack_reserved, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; extlen_total = hlen - CC_ACK_LEN; while (extlen_total > 0) { gint parsed = 0; next_tvb = tvb_new_subset_length_caplen(tvb, offset, -1, extlen_total); ext_type = tvb_get_guint8(tvb, offset); switch (ext_type) { case EXT_TFMCC_ACK_INFO: parsed = dissect_uftp_tfmccack(next_tvb, pinfo, ccack_tree); break; } if (!parsed) break; extlen_total -= parsed; offset += parsed; } } static void dissect_uftp_encrypted(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) { proto_item *ti = NULL; proto_tree *encrypted_tree = NULL; gint offset = 0; guint16 sig_len, payload_len; if (tvb_reported_length(tvb) < ENCRYPTED_LEN) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length: %d", tvb_reported_length(tvb)); return; } sig_len = tvb_get_ntohs(tvb, 8); payload_len = tvb_get_ntohs(tvb, 10); if ((gint)tvb_reported_length(tvb) < ENCRYPTED_LEN + sig_len + payload_len) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length, len = %d, sig=%d, payload=%d", tvb_reported_length(tvb), sig_len, payload_len); return; } ti = proto_tree_add_item(tree, hf_uftp_encrypted, tvb, offset, -1, ENC_NA); encrypted_tree = proto_item_add_subtree(ti, ett_uftp_encrypted); proto_tree_add_item(encrypted_tree, hf_uftp_encrypted_ivctr, tvb, offset, 8, ENC_BIG_ENDIAN); offset += 8; proto_tree_add_item(encrypted_tree, hf_uftp_encrypted_sig_len, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_item(encrypted_tree, hf_uftp_encrypted_payload_len, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_item(encrypted_tree, hf_uftp_encrypted_signature, tvb, offset, sig_len, ENC_NA); offset += sig_len; proto_tree_add_item(encrypted_tree, hf_uftp_encrypted_payload, tvb, offset, payload_len, ENC_NA); } static void dissect_uftp_abort(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) { proto_item *ti = NULL; proto_tree *abort_tree = NULL; gint offset = 0, hlen; if (tvb_reported_length(tvb) < ABORT_LEN) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length: %d", tvb_reported_length(tvb)); return; } hlen = (gint)tvb_get_guint8(tvb, 1) * 4; if (((gint)tvb_reported_length(tvb) < hlen) || (hlen < ABORT_LEN)) { proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1, "Invalid length, len = %d, hlen = %d", tvb_reported_length(tvb), hlen); return; } ti = proto_tree_add_item(tree, hf_uftp_abort, tvb, offset, -1, ENC_NA); abort_tree = proto_item_add_subtree(ti, ett_uftp_abort); proto_tree_add_item(abort_tree, hf_uftp_abort_func, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(abort_tree, hf_uftp_abort_hlen, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_bitmask(abort_tree, tvb, offset, hf_uftp_abort_flags, ett_uftp_abort_flags, abort_flags, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(abort_tree, hf_uftp_abort_reserved, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(abort_tree, hf_uftp_abort_clientid, tvb, offset, 4, ENC_BIG_ENDIAN); offset += 4; proto_tree_add_item(abort_tree, hf_uftp_abort_message, tvb, offset, -1, ENC_ASCII|ENC_NA); } static int dissect_uftp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data _U_) { guint8 version; guint8 mes_type; guint32 group_id; tvbuff_t *next_tvb; proto_item *ti = NULL; proto_tree *uftp_tree = NULL; gint offset = 0; guint l_gsize; double grtt; if (tvb_reported_length(tvb) < UFTP_LEN + 4) { return 0; } version = tvb_get_guint8(tvb, 0); mes_type = tvb_get_guint8(tvb, 1); group_id = tvb_get_ntohl(tvb, 8); if (version != UFTP_VER_NUM) { return 0; } col_set_str(pinfo->cinfo, COL_PROTOCOL, "UFTP"); /* Clear out stuff in the info column */ col_clear(pinfo->cinfo,COL_INFO); col_add_fstr(pinfo->cinfo, COL_INFO, "%-12s", val_to_str(mes_type, messages, "Unknown (%d)")); if ((mes_type != HB_REQ) && (mes_type != HB_RESP)) { col_append_fstr(pinfo->cinfo, COL_INFO, " ID=%08X", group_id); } grtt = unquantize_grtt(tvb_get_guint8(tvb, 13)); l_gsize = unquantize_gsize(tvb_get_guint8(tvb, 14)); ti = proto_tree_add_item(tree, proto_uftp, tvb, 0, -1, ENC_NA); uftp_tree = proto_item_add_subtree(ti, ett_uftp); proto_tree_add_item(uftp_tree, hf_uftp_version, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(uftp_tree, hf_uftp_func, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(uftp_tree, hf_uftp_seq, tvb, offset, 2, ENC_BIG_ENDIAN); offset += 2; proto_tree_add_item(uftp_tree, hf_uftp_src_id, tvb, offset, 4, ENC_BIG_ENDIAN); offset += 4; proto_tree_add_item(uftp_tree, hf_uftp_group_id, tvb, offset, 4, ENC_BIG_ENDIAN); offset += 4; proto_tree_add_item(uftp_tree, hf_uftp_group_inst, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_double(uftp_tree, hf_uftp_grtt, tvb, offset, 1, grtt); offset += 1; proto_tree_add_uint(uftp_tree, hf_uftp_gsize, tvb, offset, 1, l_gsize); offset += 1; proto_tree_add_item(uftp_tree, hf_uftp_reserved, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; next_tvb = tvb_new_subset_length_caplen(tvb, offset, -1, tvb_reported_length(tvb) - UFTP_LEN); switch (mes_type) { case ANNOUNCE: dissect_uftp_announce(next_tvb, pinfo, uftp_tree); break; case REGISTER: dissect_uftp_register(next_tvb, pinfo, uftp_tree); break; case CLIENT_KEY: dissect_uftp_clientkey(next_tvb, pinfo, uftp_tree); break; case REG_CONF: dissect_uftp_regconf(next_tvb, pinfo, uftp_tree); break; case KEYINFO: dissect_uftp_keyinfo(next_tvb, pinfo, uftp_tree); break; case KEYINFO_ACK: dissect_uftp_keyinfoack(next_tvb, pinfo, uftp_tree); break; case FILEINFO: dissect_uftp_fileinfo(next_tvb, pinfo, uftp_tree); break; case FILEINFO_ACK: dissect_uftp_fileinfoack(next_tvb, pinfo, uftp_tree); break; case FILESEG: dissect_uftp_fileseg(next_tvb, pinfo, uftp_tree); break; case DONE: dissect_uftp_done(next_tvb, pinfo, uftp_tree); break; case STATUS: dissect_uftp_status(next_tvb, pinfo, uftp_tree); break; case COMPLETE: dissect_uftp_complete(next_tvb, pinfo, uftp_tree); break; case DONE_CONF: dissect_uftp_doneconf(next_tvb, pinfo, uftp_tree); break; case HB_REQ: dissect_uftp_hbreq(next_tvb, pinfo, uftp_tree); break; case HB_RESP: dissect_uftp_hbresp(next_tvb, pinfo, uftp_tree); break; case KEY_REQ: dissect_uftp_keyreq(next_tvb, pinfo, uftp_tree); break; case PROXY_KEY: dissect_uftp_proxykey(next_tvb, pinfo, uftp_tree); break; case CONG_CTRL: dissect_uftp_congctrl(next_tvb, pinfo, uftp_tree); break; case CC_ACK: dissect_uftp_ccack(next_tvb, pinfo, uftp_tree); break; case ENCRYPTED: dissect_uftp_encrypted(next_tvb, pinfo, uftp_tree); break; case ABORT: dissect_uftp_abort(next_tvb, pinfo, uftp_tree); break; default: proto_tree_add_expert_format(tree, pinfo, &ei_uftp_func_unknown, tvb, offset, -1, "Function unknown: %d", mes_type); break; } return tvb_reported_length(tvb); } void proto_register_uftp4(void) { static hf_register_info hf[] = { { &hf_uftp_version, { "Protocol Version", "uftp4.version", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_func, { "Type", "uftp4.func", FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL } }, { &hf_uftp_seq, { "Sequence Number", "uftp4.seq", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_src_id, { "Source ID", "uftp4.src_id", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_group_id, { "Group ID", "uftp4.group_id", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_group_inst, { "Group Instance ID", "uftp4.group_inst", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_grtt, { "Group Round Trip Time", "uftp4.grtt", FT_DOUBLE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_gsize, { "Group Size", "uftp4.gsize", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_reserved, { "Reserved", "uftp4.reserved", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_destlist, { "Destination List", "uftp4.destlist", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_dest, { "Destination", "uftp4.dest", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_announce, { "ANNOUNCE", "uftp4.announce", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_announce_func, { "Type", "uftp4.announce.func", FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL } }, { &hf_uftp_announce_hlen, { "Header Length", "uftp4.announce.hlen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_announce_flags, { "Flags", "uftp4.announce.flags", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_announce_flags_sync, { "Sync mode", "uftp4.announce.flags.sync", FT_BOOLEAN, 8, NULL, FLAG_SYNC_MODE, NULL, HFILL } }, { &hf_uftp_announce_flags_syncpreview, { "Sync preview mode", "uftp4.announce.flags.syncpreview", FT_BOOLEAN, 8, NULL, FLAG_SYNC_PREVIEW, NULL, HFILL } }, { &hf_uftp_announce_flags_ipv6, { "IPv6", "uftp4.announce.flags.ipv6", FT_BOOLEAN, 8, NULL, FLAG_IPV6, NULL, HFILL } }, { &hf_uftp_announce_flags_reserved, { "Reserved", "uftp4.announce.flags.reserved", FT_UINT8, BASE_HEX, NULL, FLAG_ANNOUNCE_RESERVED, NULL, HFILL } }, { &hf_uftp_announce_robust, { "Robustness Factor", "uftp4.announce.robust", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_announce_cc_type, { "Congestion Control Type", "uftp4.announce.cc_type", FT_UINT8, BASE_DEC, VALS(cc_types), 0x0, NULL, HFILL } }, { &hf_uftp_announce_reserved, { "Reserved", "uftp4.announce.reserved", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_announce_blocksize, { "Block Size", "uftp4.announce.blocksize", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_announce_tstamp, { "Timestamp", "uftp4.announce.tstamp", FT_ABSOLUTE_TIME, ABSOLUTE_TIME_UTC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_announce_publicmcast_ipv4, { "Public Multicast Address", "uftp4.announce.publicmcast.ipv4", FT_IPv4, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_announce_publicmcast_ipv6, { "Public Multicast Address", "uftp4.announce.publicmcast.ipv6", FT_IPv6, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_announce_privatemcast_ipv4, { "Private Multicast Address", "uftp4.announce.privatemcast.ipv4", FT_IPv4, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_announce_privatemcast_ipv6, { "Private Multicast Address", "uftp4.announce.privatemcast.ipv6", FT_IPv6, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_encinfo, { "EXT_ENC_INFO", "uftp4.encinfo", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_encinfo_exttype, { "Extension Type", "uftp4.encinfo.exttype", FT_UINT8, BASE_DEC, VALS(extensions), 0x0, NULL, HFILL } }, { &hf_uftp_encinfo_extlen, { "Extension Length", "uftp4.encinfo.extlen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_encinfo_flags, { "Flags", "uftp4.encinfo.flags", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_encinfo_flags_client_auth, { "Client Authorization", "uftp4.encinfo.flags.client_auth", FT_BOOLEAN, 8, NULL, FLAG_CLIENT_AUTH, NULL, HFILL } }, { &hf_uftp_encinfo_flags_reserved, { "Reserved", "uftp4.encinfo.flags.reserved", FT_UINT8, BASE_HEX, NULL, FLAG_ENCINFO_RESERVED, NULL, HFILL } }, { &hf_uftp_encinfo_keyextype, { "Key Exchange Type", "uftp4.encinfo.keyextype", FT_UINT8, BASE_DEC, VALS(keyexchange_types), 0xF0, NULL, HFILL } }, { &hf_uftp_encinfo_sigtype, { "Signature Type", "uftp4.encinfo.sigtype", FT_UINT8, BASE_DEC, VALS(signature_types), 0x0F, NULL, HFILL } }, { &hf_uftp_encinfo_keytype, { "Key Type", "uftp4.encinfo.keytype", FT_UINT8, BASE_DEC, VALS(key_types), 0x0, NULL, HFILL } }, { &hf_uftp_encinfo_hashtype, { "Hash Type", "uftp4.encinfo.hashtype", FT_UINT8, BASE_DEC, VALS(hash_types), 0x0, NULL, HFILL } }, { &hf_uftp_encinfo_keylen, { "Public Key Length", "uftp4.encinfo.keylen", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_encinfo_dhlen, { "Diffie-Hellman Key Length", "uftp4.encinfo.dhlen", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_encinfo_siglen, { "Signature Length", "uftp4.encinfo.siglen", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_encinfo_rand1, { "Server Random Number", "uftp4.encinfo.rand1", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_encinfo_keyblob, { "Public Key Blob", "uftp4.encinfo.keyblob", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_encinfo_dhblob, { "Diffie-Hellman Key Blob", "uftp4.encinfo.dhblob", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_encinfo_sig, { "Signature", "uftp4.encinfo.sig", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_rsablob_blobtype, { "Keyblob Type", "uftp4.rsablob.blobtype", FT_UINT8, BASE_DEC, VALS(keyblob_types), 0x0, NULL, HFILL } }, { &hf_uftp_rsablob_reserved, { "Reserved", "uftp4.rsablob.reserved", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_rsablob_modlen, { "Modulus Length", "uftp4.rsablob.modlen", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_rsablob_exponent, { "Exponent", "uftp4.rsablob.exponent", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_rsablob_modulus, { "Modulus", "uftp4.rsablob.modulus", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_ecblob_blobtype, { "Keyblob Type", "uftp4.ecblob.blobtype", FT_UINT8, BASE_DEC, VALS(keyblob_types), 0x0, NULL, HFILL } }, { &hf_uftp_ecblob_curve, { "Curve", "uftp4.ecblob.curve", FT_UINT8, BASE_DEC, VALS(curves), 0x0, NULL, HFILL } }, { &hf_uftp_ecblob_keylen, { "Key Length", "uftp4.ecblob.keylen", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_ecblob_key, { "Key", "uftp4.ecblob.key", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_register, { "REGISTER", "uftp4.register", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_register_func, { "Type", "uftp4.register.func", FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL } }, { &hf_uftp_register_hlen, { "Header Length", "uftp4.register.hlen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_register_keyinfo_len, { "Key Info Length", "uftp4.register.keyinfo_len", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_register_tstamp, { "Timestamp", "uftp4.register.tstamp", FT_ABSOLUTE_TIME, ABSOLUTE_TIME_UTC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_register_rand2, { "Client Random Number", "uftp4.register.rand2", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_register_keyinfo, { "Key Info", "uftp4.register.keyinfo", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_clientkey, { "CLIENT_KEY", "uftp4.clientkey", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_clientkey_func, { "Type", "uftp4.clientkey.func", FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL } }, { &hf_uftp_clientkey_hlen, { "Header Length", "uftp4.clientkey.hlen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_clientkey_reserved, { "Reserved", "uftp4.clientkey.reserved", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_clientkey_bloblen, { "Keyblob Length", "uftp4.clientkey.bloblen", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_clientkey_siglen, { "Signature Length", "uftp4.clientkey.siglen", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_clientkey_keyblob, { "Public Key Blob", "uftp4.clientkey.keyblob", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_clientkey_verify, { "Signature", "uftp4.clientkey.verify", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_regconf, { "REG_CONF", "uftp4.regconf", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_regconf_func, { "Type", "uftp4.regconf.func", FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL } }, { &hf_uftp_regconf_hlen, { "Header Length", "uftp4.regconf.hlen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_regconf_reserved, { "Reserved", "uftp4.regconf.reserved", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_keyinfo, { "KEYINFO", "uftp4.keyinfo", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_keyinfo_func, { "Type", "uftp4.keyinfo.func", FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL } }, { &hf_uftp_keyinfo_hlen, { "Header Length", "uftp4.keyinfo.hlen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_keyinfo_reserved, { "Reserved", "uftp4.keyinfo.reserved", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_keyinfo_ivctr, { "IV Counter", "uftp4.keyinfo.ivctr", FT_UINT64, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_keyinfo_destkey, { "Destination Key", "uftp4.keyinfo.destkey", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_keyinfo_destid, { "Destination ID", "uftp4.keyinfo.destid", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_keyinfo_groupmaster, { "Encrypted Group Master", "uftp4.keyinfo.groupmaster", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_keyinfoack, { "KEYINFO_ACK", "uftp4.keyinfoack", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_keyinfoack_func, { "Type", "uftp4.keyinfoack.func", FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL } }, { &hf_uftp_keyinfoack_hlen, { "Header Length", "uftp4.keyinfoack.hlen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_keyinfoack_reserved, { "Reserved", "uftp4.keyinfoack.reserved", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_keyinfoack_verify_data, { "Verify Data", "uftp4.keyinfoack.verify_data", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_fileinfo, { "FILEINFO", "uftp4.fileinfo", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_fileinfo_func, { "Type", "uftp4.fileinfo.func", FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL } }, { &hf_uftp_fileinfo_hlen, { "Header Length", "uftp4.fileinfo.hlen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_fileinfo_file_id, { "File ID", "uftp4.fileinfo.file_id", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_fileinfo_ftype, { "File Type", "uftp4.fileinfo.ftype", FT_UINT8, BASE_DEC, VALS(file_types), 0x0, NULL, HFILL } }, { &hf_uftp_fileinfo_reserved, { "Reserved", "uftp4.fileinfo.reserved", FT_UINT24, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_fileinfo_namelen, { "Name Length", "uftp4.fileinfo.namelen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_fileinfo_linklen, { "Link Length", "uftp4.fileinfo.linklen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_fileinfo_fsize, { "File Size", "uftp4.fileinfo.fsize", FT_UINT64, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_fileinfo_ftstamp, { "File Timestamp", "uftp4.fileinfo.ftstamp", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_fileinfo_tstamp, { "Timestamp", "uftp4.fileinfo.tstamp", FT_ABSOLUTE_TIME, ABSOLUTE_TIME_UTC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_fileinfo_name, { "File Name", "uftp4.fileinfo.name", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_fileinfo_link, { "Link Name", "uftp4.fileinfo.link", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_fileinfoack, { "FILEINFO_ACK", "uftp4.fileinfoack", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_fileinfoack_func, { "Type", "uftp4.fileinfoack.func", FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL } }, { &hf_uftp_fileinfoack_hlen, { "Header Length", "uftp4.fileinfoack.hlen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_fileinfoack_file_id, { "File ID", "uftp4.fileinfoack.file_id", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_fileinfoack_flags, { "Flags", "uftp4.fileinfoack.flags", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_fileinfoack_flags_partial, { "Partial", "uftp4.fileinfoack.flags.partial", FT_BOOLEAN, 8, NULL, FLAG_PARTIAL, NULL, HFILL } }, { &hf_uftp_fileinfoack_flags_reserved, { "Reserved", "uftp4.fileinfoack.flags.reserved", FT_UINT8, BASE_HEX, NULL, FLAG_FILEINFOACK_RESERVED, NULL, HFILL } }, { &hf_uftp_fileinfoack_reserved, { "Reserved", "uftp4.fileinfoack.reserved", FT_UINT24, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_fileinfoack_tstamp, { "Timestamp", "uftp4.fileinfoack.tstamp", FT_ABSOLUTE_TIME, ABSOLUTE_TIME_UTC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_fileseg, { "FILESEG", "uftp4.fileseg", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_fileseg_func, { "Type", "uftp4.fileseg.func", FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL } }, { &hf_uftp_fileseg_hlen, { "Header Length", "uftp4.fileseg.hlen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_fileseg_file_id, { "File ID", "uftp4.fileseg.file_id", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_fileseg_section, { "Section", "uftp4.fileseg.section", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_fileseg_sec_block, { "Block", "uftp4.fileseg.sec_block", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_tfmccdata, { "EXT_TFMCC_DATA_INFO", "uftp4.tfmccdata", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_tfmccdata_exttype, { "Extension Type", "uftp4.tfmccdata.exttype", FT_UINT8, BASE_DEC, VALS(extensions), 0x0, NULL, HFILL } }, { &hf_uftp_tfmccdata_extlen, { "Extension Length", "uftp4.tfmccdata.extlen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_tfmccdata_send_rate, { "Send Rate", "uftp4.tfmccdata.send_rate", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_tfmccdata_cc_seq, { "CC Sequence Number", "uftp4.tfmccdata.cc_seq", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_tfmccdata_cc_rate, { "Rate", "uftp4.tfmccdata.cc_rate", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_fileseg_data, { "Data", "uftp4.fileseg.data", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_done, { "DONE", "uftp4.done", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_done_func, { "Type", "uftp4.done.func", FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL } }, { &hf_uftp_done_hlen, { "Header Length", "uftp4.done.hlen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_done_file_id, { "File ID", "uftp4.done.file_id", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_done_section, { "Section", "uftp4.done.section", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_done_reserved, { "Reserved", "uftp4.done.reserved", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_status, { "STATUS", "uftp4.status", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_status_func, { "Type", "uftp4.status.func", FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL } }, { &hf_uftp_status_hlen, { "Header Length", "uftp4.status.hlen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_status_file_id, { "File ID", "uftp4.status.file_id", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_status_section, { "Section", "uftp4.status.section", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_status_reserved, { "Reserved", "uftp4.status.reserved", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_status_naks, { "NAKs", "uftp4.status.naks", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_complete, { "COMPLETE", "uftp4.complete", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_complete_func, { "Type", "uftp4.complete.func", FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL } }, { &hf_uftp_complete_hlen, { "Header Length", "uftp4.complete.hlen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_complete_file_id, { "File ID", "uftp4.complete.file_id", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_complete_status, { "Completion Status", "uftp4.complete.status", FT_UINT8, BASE_DEC, VALS(comp_status), 0x0, NULL, HFILL } }, { &hf_uftp_complete_reserved, { "Reserved", "uftp4.complete.reserved", FT_UINT24, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_freespace, { "EXT_FREESPACE_INFO", "uftp4.freespace", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_freespace_exttype, { "Extension Type", "uftp4.freespace.exttype", FT_UINT8, BASE_DEC, VALS(extensions), 0x0, NULL, HFILL } }, { &hf_uftp_freespace_extlen, { "Extension Length", "uftp4.freespace.extlen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_freespace_reserved, { "Reserved", "uftp4.freespace.reserved", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_freespace_freespace, { "Free Space", "uftp4.freespace.freespace", FT_UINT64, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_doneconf, { "DONE_CONF", "uftp4.doneconf", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_doneconf_func, { "Type", "uftp4.doneconf.func", FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL } }, { &hf_uftp_doneconf_hlen, { "Header Length", "uftp4.doneconf.hlen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_doneconf_reserved, { "Reserved", "uftp4.doneconf.reserved", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_hbreq, { "HB_REQ", "uftp4.hbreq", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_hbreq_func, { "Type", "uftp4.hbreq.func", FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL } }, { &hf_uftp_hbreq_hlen, { "Header Length", "uftp4.hbreq.hlen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_hbreq_reserved, { "Reserved", "uftp4.hbreq.reserved", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_hbreq_bloblen, { "Keyblob Length", "uftp4.hbreq.bloblen", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_hbreq_siglen, { "Signature Length", "uftp4.hbreq.siglen", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_hbreq_nonce, { "Nonce", "uftp4.hbreq.nonce", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_hbreq_keyblob, { "Public Key Blob", "uftp4.hbreq.keyblob", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_hbreq_verify, { "Signature", "uftp4.hbreq.verify", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_hbresp, { "HB_RESP", "uftp4.hbresp", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_hbresp_func, { "Type", "uftp4.hbresp.func", FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL } }, { &hf_uftp_hbresp_hlen, { "Header Length", "uftp4.hbresp.hlen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_hbresp_authenticated, { "Authenticated", "uftp4.hbresp.authenticated", FT_UINT8, BASE_DEC, VALS(hb_auth_types), 0x0, NULL, HFILL } }, { &hf_uftp_hbresp_reserved, { "Reserved", "uftp4.hbresp.reserved", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_hbresp_nonce, { "Nonce", "uftp4.hbresp.nonce", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_keyreq, { "KEY_REQ", "uftp4.keyreq", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_keyreq_func, { "Type", "uftp4.keyreq.func", FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL } }, { &hf_uftp_keyreq_hlen, { "Header Length", "uftp4.keyreq.hlen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_keyreq_reserved, { "Reserved", "uftp4.keyreq.reserved", FT_UINT24, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_proxykey, { "PROXY_KEY", "uftp4.proxykey", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_proxykey_func, { "Type", "uftp4.proxykey.func", FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL } }, { &hf_uftp_proxykey_hlen, { "Header Length", "uftp4.proxykey.hlen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_proxykey_bloblen, { "Keyblob Length", "uftp4.proxykey.bloblen", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_proxykey_dhlen, { "Diffie-Hellman Keyblob Length", "uftp4.proxykey.dhlen", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_proxykey_siglen, { "Signature Length", "uftp4.proxykey.siglen", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_proxykey_nonce, { "Nonce", "uftp4.proxykey.nonce", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_proxykey_keyblob, { "Public Key Blob", "uftp4.proxykey.keyblob", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_proxykey_dhblob, { "Diffie-Hellman Key Blob", "uftp4.proxykey.dhblob", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_proxykey_verify, { "Signature", "uftp4.proxykey.verify", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_congctrl, { "CONG_CTRL", "uftp4.congctrl", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_congctrl_func, { "Type", "uftp4.congctrl.func", FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL } }, { &hf_uftp_congctrl_hlen, { "Header Length", "uftp4.congctrl.hlen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_congctrl_reserved, { "Reserved", "uftp4.congctrl.reserved", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_congctrl_cc_seq, { "CC Sequence", "uftp4.congctrl.cc_seq", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_congctrl_cc_rate, { "Rate", "uftp4.congctrl.cc_rate", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_congctrl_tstamp, { "Timestamp", "uftp4.congctrl.tstamp", FT_ABSOLUTE_TIME, ABSOLUTE_TIME_UTC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_congctrl_cclist, { "Congestion Control List", "uftp4.congctrl.cclist", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_congctrl_item, { "Destination", "uftp4.congctrl.item", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_congctrl_item_destid, { "Destination ID", "uftp4.congctrl.item.destid", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_congctrl_item_flags, { "Flags", "uftp4.congctrl.item.flags", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_congctrl_item_flags_clr, { "CLR", "uftp4.congctrl.item.flags.clr", FT_BOOLEAN, 8, NULL, FLAG_CC_CLR, NULL, HFILL } }, { &hf_uftp_congctrl_item_flags_rtt, { "RTT", "uftp4.congctrl.item.flags.rtt", FT_BOOLEAN, 8, NULL, FLAG_CC_RTT, NULL, HFILL } }, { &hf_uftp_congctrl_item_flags_start, { "Slowstart", "uftp4.congctrl.item.flags.start", FT_BOOLEAN, 8, NULL, FLAG_CC_START, NULL, HFILL } }, { &hf_uftp_congctrl_item_flags_leave, { "Leave", "uftp4.congctrl.item.flags.leave", FT_BOOLEAN, 8, NULL, FLAG_CC_LEAVE, NULL, HFILL } }, { &hf_uftp_congctrl_item_flags_reserved, { "Reserved", "uftp4.congctrl.item.flags.reserved", FT_UINT8, BASE_HEX, NULL, FLAG_CC_RESERVED, NULL, HFILL } }, { &hf_uftp_congctrl_item_rtt, { "Round Trip Time", "uftp4.congctrl.item.rtt", FT_DOUBLE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_congctrl_item_rate, { "Rate", "uftp4.congctrl.item.rate", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_ccack, { "CC_ACK", "uftp4.ccack", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_ccack_func, { "Type", "uftp4.ccack.func", FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL } }, { &hf_uftp_ccack_hlen, { "Header Length", "uftp4.ccack.hlen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_ccack_reserved, { "Reserved", "uftp4.ccack.reserved", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_tfmccack, { "EXT_TFMCC_ACK_INFO", "uftp4.tfmccack", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_tfmccack_exttype, { "Extension Type", "uftp4.tfmccack.exttype", FT_UINT8, BASE_DEC, VALS(extensions), 0x0, NULL, HFILL } }, { &hf_uftp_tfmccack_extlen, { "Extension Length", "uftp4.tfmccack.extlen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_tfmccack_flags, { "Flags", "uftp4.tfmccack.flags", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_tfmccack_flags_clr, { "CLR", "uftp4.tfmccack.flags.clr", FT_BOOLEAN, 8, NULL, FLAG_CC_CLR, NULL, HFILL } }, { &hf_uftp_tfmccack_flags_rtt, { "RTT", "uftp4.tfmccack.flags.rtt", FT_BOOLEAN, 8, NULL, FLAG_CC_RTT, NULL, HFILL } }, { &hf_uftp_tfmccack_flags_start, { "Slowstart", "uftp4.tfmccack.flags.start", FT_BOOLEAN, 8, NULL, FLAG_CC_START, NULL, HFILL } }, { &hf_uftp_tfmccack_flags_leave, { "Leave", "uftp4.tfmccack.flags.leave", FT_BOOLEAN, 8, NULL, FLAG_CC_LEAVE, NULL, HFILL } }, { &hf_uftp_tfmccack_flags_reserved, { "Reserved", "uftp4.tfmccack.flags.reserved", FT_UINT8, BASE_HEX, NULL, FLAG_CC_RESERVED, NULL, HFILL } }, { &hf_uftp_tfmccack_reserved, { "Reserved", "uftp4.tfmccack.reserved", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_tfmccack_cc_seq, { "CC Sequence Number", "uftp4.tfmccack.cc_seq", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_tfmccack_cc_rate, { "Rate", "uftp4.tfmccack.cc_rate", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_tfmccack_client_id, { "Client ID", "uftp4.tfmccack.client_id", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_tfmccack_tstamp, { "Timestamp", "uftp4.tfmccack.tstamp", FT_ABSOLUTE_TIME, ABSOLUTE_TIME_UTC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_encrypted, { "ENCRYPTED", "uftp4.encrypted", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_encrypted_ivctr, { "IV Counter", "uftp4.encrypted.ivctr", FT_UINT64, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_encrypted_sig_len, { "Signature Length", "uftp4.encrypted.sig_len", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_encrypted_payload_len, { "Payload Length", "uftp4.encrypted.payload_len", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_encrypted_signature, { "Signature", "uftp4.encrypted.signature", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_encrypted_payload, { "Encrypted Payload", "uftp4.encrypted.payload", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_abort, { "ABORT", "uftp4.abort", FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_abort_func, { "Type", "uftp4.abort.func", FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL } }, { &hf_uftp_abort_hlen, { "Header Length", "uftp4.abort.hlen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_abort_flags, { "Flags", "uftp4.abort.flags", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_abort_flags_curfile, { "Current file", "uftp4.abort.flags.curfile", FT_BOOLEAN, 8, NULL, FLAG_CURRENT_FILE, NULL, HFILL } }, { &hf_uftp_abort_flags_reserved, { "Reserved", "uftp4.abort.flags.reserved", FT_UINT8, BASE_HEX, NULL, FLAG_ABORT_RESERVED, NULL, HFILL } }, { &hf_uftp_abort_reserved, { "Reserved", "uftp4.abort.reserved", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_abort_clientid, { "Client ID", "uftp4.abort.clientid", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL } }, { &hf_uftp_abort_message, { "Message", "uftp4.abort.message", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL } } }; /* Setup protocol subtree array */ static gint *ett[] = { &ett_uftp, &ett_uftp_announce, &ett_uftp_encinfo, &ett_uftp_register, &ett_uftp_clientkey, &ett_uftp_regconf, &ett_uftp_keyinfo, &ett_uftp_keyinfo_destkey, &ett_uftp_keyinfoack, &ett_uftp_fileinfo, &ett_uftp_fileinfoack, &ett_uftp_fileseg, &ett_uftp_tfmccdata, &ett_uftp_done, &ett_uftp_status, &ett_uftp_complete, &ett_uftp_freespace, &ett_uftp_doneconf, &ett_uftp_hbreq, &ett_uftp_hbresp, &ett_uftp_keyreq, &ett_uftp_proxykey, &ett_uftp_congctrl, &ett_uftp_congctrl_cclist, &ett_uftp_congctrl_item, &ett_uftp_ccack, &ett_uftp_tfmccack, &ett_uftp_encrypted, &ett_uftp_abort, &ett_uftp_announce_flags, &ett_uftp_encinfo_flags, &ett_uftp_fileinfoack_flags, &ett_uftp_abort_flags, &ett_uftp_congctrl_item_flags, &ett_uftp_tfmccack_flags, &ett_uftp_destlist, &ett_uftp_rsablob, &ett_uftp_ecblob }; static ei_register_info ei[] = { { &ei_uftp_length_invalid, { "uftp4.length.invalid", PI_MALFORMED, PI_ERROR, "Length is invalid", EXPFILL }}, { &ei_uftp_func_unknown, { "uftp4.func.invalid", PI_MALFORMED, PI_ERROR, "Unknown function", EXPFILL }} }; expert_module_t* expert_uftp; proto_uftp = proto_register_protocol("UDP based FTP w/ multicast V4", "UFTP4", "uftp4"); proto_register_field_array(proto_uftp, hf, array_length(hf)); proto_register_subtree_array(ett, array_length(ett)); register_dissector("uftp4", dissect_uftp, proto_uftp); expert_uftp = expert_register_protocol(proto_uftp); expert_register_field_array(expert_uftp, ei, array_length(ei)); } /* * Editor modelines - http://www.wireshark.org/tools/modelines.html * * Local variables: * c-basic-offset: 4 * tab-width: 8 * indent-tabs-mode: nil * End: * * vi: set shiftwidth=4 tabstop=8 expandtab: * :indentSize=4:tabSize=8:noTabs=true: */