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wireshark/epan/dissectors/packet-uftp.c

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/* packet-uftp.c
* Routines for UFTP packet dissection
* Copyright Dennis Bush <bush@tcnj.edu>
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "config.h"
#include <epan/packet.h>
#include <epan/expert.h>
#define UFTP_VER_NUM 0x31
#define UFTP_3_0_VER 0x30
#define ANNOUNCE 1
#define REGISTER 2
#define CLIENT_KEY 3
#define REG_CONF 4
#define FILEINFO 5
#define KEYINFO 6
#define INFO_ACK 7
#define FILESEG 8
#define DONE 9
#define STATUS 10
#define PRSTATUS 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 80
#define ABORT 99
#define MAXDEST 10000
#define MAXFILENAME 100
#define MAXDIRNAME 200
#define MAXPATHNAME 300
#define MAXPROXYDEST 1000
#define DESTNAME_LEN 100
#define MAXFILES 500
#define IFNAME_LEN 25
#define MAX_INTERFACES 20
#define IPSTR_LEN 16
#define FTYPE_REG 0
#define FTYPE_DIR 1
#define FTYPE_LINK 2
#define KEY_NONE 0x00
#define KEY_DES 0x01
#define KEY_DES_EDE3 0x02
#define KEY_AES128 0x03
#define KEY_AES256 0x04
#define HASH_NONE 0x00
#define HASH_MD5 0x01
#define HASH_SHA1 0x02
#define HASH_SHA256 0x03
#define SIG_NONE 0x00
#define SIG_HMAC 0x01
#define SIG_RSA 0x02
#define FLAG_RESTART 0x01
#define FLAG_SYNC_MODE 0x02
#define FLAG_SYNC_PREVIEW 0x04
#define FLAG_ANNOUNCE_RESERVED 0xF8
#define FLAG_PARTIAL 0x01
#define FLAG_INFOACK_RESERVED 0xFE
#define FLAG_CURRENT_FILE 0x01
#define FLAG_ABORT_RESERVED 0xFE
#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 PUBKEY_LEN 256 /* big enough for RSA-2048 */
#define RAND_LEN 32 /* rfc 5246 */
#define HMAC_LEN 32 /* big enough for SHA-256 */
#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 UFTP_LEN 16
#define ANNOUNCE_LEN 64
#define REGISTER_LEN 40
#define CLIENT_KEY_LEN 12
#define REG_CONF_LEN 4
#define FILEINFO_LEN 324
#define FILEINFO_30_LEN 320
#define KEYINFO_LEN 12
#define DESTKEY_LEN 52
#define INFO_ACK_LEN 20
#define FILESEG_LEN 12
#define DONE_LEN 8
#define STATUS_LEN 12
#define PRSTATUS_LEN 12
#define COMPLETE_LEN 8
#define DONE_CONF_LEN 8
#define HB_REQ_LEN 16
#define HB_RESP_LEN 8
#define KEY_REQ_LEN 4
#define PROXY_KEY_LEN 16
#define ENCRYPTED_LEN 12
#define ABORT_LEN 308
void proto_register_uftp(void);
void proto_reg_handoff_uftp(void);
static int proto_uftp = -1;
#define UFTP_PORT 1044 /* Not IANA registered */
/* main header and common fields */
static int hf_uftp_version = -1;
static int hf_uftp_func = -1;
static int hf_uftp_blsize = -1;
static int hf_uftp_group_id = -1;
static int hf_uftp_srcaddr = -1;
static int hf_uftp_destaddr = -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_flags = -1;
static int hf_uftp_announce_flags_restart = -1;
static int hf_uftp_announce_flags_sync = -1;
static int hf_uftp_announce_flags_syncpreview = -1;
static int hf_uftp_announce_flags_reserved = -1;
static int hf_uftp_announce_destcount = -1;
static int hf_uftp_announce_announce_int = -1;
static int hf_uftp_announce_status_int = -1;
static int hf_uftp_announce_register_int = -1;
static int hf_uftp_announce_done_int = -1;
static int hf_uftp_announce_announce_time = -1;
static int hf_uftp_announce_status_time = -1;
static int hf_uftp_announce_mtu = -1;
static int hf_uftp_announce_privatemcast = -1;
static int hf_uftp_announce_client_auth = -1;
static int hf_uftp_announce_sigtype = -1;
static int hf_uftp_announce_hashtype = -1;
static int hf_uftp_announce_keytype = -1;
static int hf_uftp_announce_keylen = -1;
static int hf_uftp_announce_reserved = -1;
static int hf_uftp_announce_keyexp = -1;
static int hf_uftp_announce_rand1 = -1;
static int hf_uftp_announce_keymod = -1;
/* REGISTER fields */
static int hf_uftp_register = -1;
static int hf_uftp_register_func = -1;
static int hf_uftp_register_reserved = -1;
static int hf_uftp_register_destcount = -1;
static int hf_uftp_register_premaster_len = -1;
static int hf_uftp_register_rand2 = -1;
static int hf_uftp_register_premaster = -1;
/* CLIENT_KEY fields */
static int hf_uftp_clientkey = -1;
static int hf_uftp_clientkey_func = -1;
static int hf_uftp_clientkey_reserved = -1;
static int hf_uftp_clientkey_keylen = -1;
static int hf_uftp_clientkey_verifylen = -1;
static int hf_uftp_clientkey_keyexp = -1;
static int hf_uftp_clientkey_keymod = -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_reserved = -1;
static int hf_uftp_regconf_destcount = -1;
/* FILEINFO fields */
static int hf_uftp_fileinfo = -1;
static int hf_uftp_fileinfo_func = -1;
static int hf_uftp_fileinfo_ftype = -1;
static int hf_uftp_fileinfo_file_id = -1;
static int hf_uftp_fileinfo_block_total = -1;
static int hf_uftp_fileinfo_section_total = -1;
static int hf_uftp_fileinfo_destcount = -1;
static int hf_uftp_fileinfo_fsize = -1;
static int hf_uftp_fileinfo_ftstamp = -1;
static int hf_uftp_fileinfo_name = -1;
/* KEYINFO fields */
static int hf_uftp_keyinfo = -1;
static int hf_uftp_keyinfo_func = -1;
static int hf_uftp_keyinfo_reserved = -1;
static int hf_uftp_keyinfo_destcount = -1;
static int hf_uftp_keyinfo_groupmaster_len = -1;
static int hf_uftp_keyinfo_tstamp = -1;
static int hf_uftp_keyinfo_destkey = -1;
static int hf_uftp_keyinfo_destaddr = -1;
static int hf_uftp_keyinfo_groupmaster = -1;
/* INFO_ACK fields */
static int hf_uftp_infoack = -1;
static int hf_uftp_infoack_func = -1;
static int hf_uftp_infoack_flags = -1;
static int hf_uftp_infoack_flags_partial = -1;
static int hf_uftp_infoack_flags_reserved = -1;
static int hf_uftp_infoack_file_id = -1;
static int hf_uftp_infoack_destcount = -1;
static int hf_uftp_infoack_reserved = -1;
static int hf_uftp_infoack_verify_data = -1;
/* FILESEG fields */
static int hf_uftp_fileseg = -1;
static int hf_uftp_fileseg_func = -1;
static int hf_uftp_fileseg_reserved1 = -1;
static int hf_uftp_fileseg_file_id = -1;
static int hf_uftp_fileseg_pass = -1;
static int hf_uftp_fileseg_reserved2 = -1;
static int hf_uftp_fileseg_section = -1;
static int hf_uftp_fileseg_seq_num = -1;
static int hf_uftp_fileseg_data = -1;
/* DONE fields */
static int hf_uftp_done = -1;
static int hf_uftp_done_func = -1;
static int hf_uftp_done_pass = -1;
static int hf_uftp_done_section = -1;
static int hf_uftp_done_file_id = -1;
static int hf_uftp_done_destcount = -1;
/* STATUS fields */
static int hf_uftp_status = -1;
static int hf_uftp_status_func = -1;
static int hf_uftp_status_reserved = -1;
static int hf_uftp_status_file_id = -1;
static int hf_uftp_status_pass = -1;
static int hf_uftp_status_seq = -1;
static int hf_uftp_status_section = -1;
static int hf_uftp_status_nak_count = -1;
static int hf_uftp_status_naks = -1;
/* PRSTATUS fields */
static int hf_uftp_prstatus = -1;
static int hf_uftp_prstatus_func = -1;
static int hf_uftp_prstatus_reserved1 = -1;
static int hf_uftp_prstatus_file_id = -1;
static int hf_uftp_prstatus_pass = -1;
static int hf_uftp_prstatus_seq = -1;
static int hf_uftp_prstatus_section = -1;
static int hf_uftp_prstatus_destcount = -1;
static int hf_uftp_prstatus_reserved2 = -1;
/* COMPLETE fields */
static int hf_uftp_complete = -1;
static int hf_uftp_complete_func = -1;
static int hf_uftp_complete_status = -1;
static int hf_uftp_complete_file_id = -1;
static int hf_uftp_complete_destcount = -1;
static int hf_uftp_complete_reserved2 = -1;
/* DONE_CONF fields */
static int hf_uftp_doneconf = -1;
static int hf_uftp_doneconf_func = -1;
static int hf_uftp_doneconf_reserved1 = -1;
static int hf_uftp_doneconf_file_id = -1;
static int hf_uftp_doneconf_destcount = -1;
static int hf_uftp_doneconf_reserved2 = -1;
/* HB_REQ fields */
static int hf_uftp_hbreq = -1;
static int hf_uftp_hbreq_func = -1;
static int hf_uftp_hbreq_reserved = -1;
static int hf_uftp_hbreq_nonce = -1;
static int hf_uftp_hbreq_keylen = -1;
static int hf_uftp_hbreq_siglen = -1;
static int hf_uftp_hbreq_keyexp = -1;
static int hf_uftp_hbreq_keymod = -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_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_reserved = -1;
/* PROXY_KEY fields */
static int hf_uftp_proxykey = -1;
static int hf_uftp_proxykey_func = -1;
static int hf_uftp_proxykey_reserved = -1;
static int hf_uftp_proxykey_nonce = -1;
static int hf_uftp_proxykey_keylen = -1;
static int hf_uftp_proxykey_siglen = -1;
static int hf_uftp_proxykey_keyexp = -1;
static int hf_uftp_proxykey_keymod = -1;
static int hf_uftp_proxykey_verify = -1;
/* ENCRYPTED fields */
static int hf_uftp_encrypted = -1;
static int hf_uftp_encrypted_tstamp = -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_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_host = -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_fileinfo = -1;
static gint ett_uftp_keyinfo = -1;
static gint ett_uftp_infoack = -1;
static gint ett_uftp_fileseg = -1;
static gint ett_uftp_done = -1;
static gint ett_uftp_status = -1;
static gint ett_uftp_prstatus = -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_encrypted = -1;
static gint ett_uftp_abort = -1;
static gint ett_uftp_announce_flags = -1;
static gint ett_uftp_keyinfo_destkey = -1;
static gint ett_uftp_infoack_flags = -1;
static gint ett_uftp_abort_flags = -1;
static gint ett_uftp_destlist = -1;
static expert_field ei_uftp_length_invalid = EI_INIT;
static expert_field ei_uftp_func_unknown = EI_INIT;
static dissector_handle_t uftp4_handle;
static dissector_handle_t uftp5_handle;
static const value_string messages[] = {
{ ANNOUNCE, "ANNOUNCE" },
{ REGISTER, "REGISTER" },
{ CLIENT_KEY, "CLIENT_KEY" },
{ REG_CONF, "REG_CONF" },
{ FILEINFO, "FILEINFO" },
{ KEYINFO, "KEYINFO" },
{ INFO_ACK, "INFO_ACK" },
{ FILESEG, "FILESEG" },
{ DONE, "DONE" },
{ STATUS, "STATUS" },
{ PRSTATUS, "PRSTATUS" },
{ 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" },
{ 0, NULL }
};
static const value_string signature_types[] = {
{ SIG_NONE, "NONE" },
{ SIG_HMAC, "HMAC" },
{ SIG_RSA, "RSA" },
{ 0, NULL }
};
static const value_string hash_types[] = {
{ HASH_NONE, "NONE" },
{ HASH_MD5, "MD5" },
{ HASH_SHA1, "SHA-1" },
{ HASH_SHA256, "SHA-256" },
{ 0, NULL }
};
static const value_string key_types[] = {
{ KEY_NONE, "NONE" },
{ KEY_DES, "DES" },
{ KEY_DES_EDE3, "3 Key Triple DES" },
{ KEY_AES128, "AES-128" },
{ KEY_AES256, "AES-256" },
{ 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" },
{ 0, NULL }
};
static int * const announce_flags[] = {
&hf_uftp_announce_flags_restart,
&hf_uftp_announce_flags_sync,
&hf_uftp_announce_flags_syncpreview,
&hf_uftp_announce_flags_reserved,
NULL
};
static int * const infoack_flags[] = {
&hf_uftp_infoack_flags_partial,
&hf_uftp_infoack_flags_reserved,
NULL
};
static int * const abort_flags[] = {
&hf_uftp_abort_flags_curfile,
&hf_uftp_abort_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 }
};
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;
guint16 destcount, keylen, idx;
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;
}
destcount = tvb_get_ntohs(tvb, 2);
keylen = tvb_get_ntohs(tvb, 24);
if ((gint)tvb_reported_length(tvb) < ANNOUNCE_LEN + keylen + (destcount * 4)) {
proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1,
"Invalid length, len = %d, keylen = %d, count=%d",
tvb_reported_length(tvb), keylen, destcount);
return;
}
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_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_destcount, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(announce_tree, hf_uftp_announce_announce_int, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(announce_tree, hf_uftp_announce_status_int, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(announce_tree, hf_uftp_announce_register_int, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(announce_tree, hf_uftp_announce_done_int, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(announce_tree, hf_uftp_announce_announce_time, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(announce_tree, hf_uftp_announce_status_time, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(announce_tree, hf_uftp_announce_mtu, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(announce_tree, hf_uftp_announce_privatemcast, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
proto_tree_add_item(announce_tree, hf_uftp_announce_client_auth, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(announce_tree, hf_uftp_announce_sigtype, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(announce_tree, hf_uftp_announce_hashtype, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(announce_tree, hf_uftp_announce_keytype, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(announce_tree, hf_uftp_announce_keylen, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(announce_tree, hf_uftp_announce_reserved, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(announce_tree, hf_uftp_announce_keyexp, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
proto_tree_add_item(announce_tree, hf_uftp_announce_rand1, tvb, offset, RAND_LEN, ENC_NA);
offset += RAND_LEN;
if (keylen > 0) {
proto_tree_add_item(announce_tree, hf_uftp_announce_keymod, tvb, offset, keylen, ENC_NA);
offset += keylen;
}
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;
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;
}
destcount = tvb_get_ntohs(tvb, 4);
keylen = tvb_get_ntohs(tvb, 6);
if ((gint)tvb_reported_length(tvb) < REGISTER_LEN + keylen + (destcount * 4)) {
proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1,
"Invalid length, len = %d, keylen = %d, count=%d",
tvb_reported_length(tvb), keylen, destcount);
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_reserved, tvb, offset, 3, ENC_BIG_ENDIAN);
offset += 3;
proto_tree_add_item(register_tree, hf_uftp_register_destcount, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(register_tree, hf_uftp_register_premaster_len, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
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_premaster, tvb, offset, keylen, ENC_NA);
offset += keylen;
}
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;
guint16 keylen, verifylen;
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;
}
keylen = tvb_get_ntohs(tvb, 4);
verifylen = tvb_get_ntohs(tvb, 6);
if ((gint)tvb_reported_length(tvb) < CLIENT_KEY_LEN + keylen + verifylen) {
proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1,
"Invalid length, len = %d, keylen=%d verifylen=%d",
tvb_reported_length(tvb), 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_reserved, tvb, offset, 3, ENC_BIG_ENDIAN);
offset += 3;
proto_tree_add_item(clientkey_tree, hf_uftp_clientkey_keylen, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(clientkey_tree, hf_uftp_clientkey_verifylen, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(clientkey_tree, hf_uftp_clientkey_keyexp, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
if (keylen > 0) {
proto_tree_add_item(clientkey_tree, hf_uftp_clientkey_keymod, tvb, offset, keylen, ENC_NA);
offset += keylen;
}
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;
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;
}
destcount = tvb_get_ntohs(tvb, 2);
if ((gint)tvb_reported_length(tvb) < REG_CONF_LEN + (destcount * 4)) {
proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1,
"Invalid length, len = %d, count=%d",
tvb_reported_length(tvb), destcount);
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_reserved, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(regconf_tree, hf_uftp_regconf_destcount, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
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_fileinfo_30(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;
guint16 file_id, destcount, idx;
if (tvb_reported_length(tvb) < FILEINFO_30_LEN) {
proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1,
"Invalid length: %d", tvb_reported_length(tvb));
return;
}
destcount = tvb_get_ntohs(tvb, 10);
if ((gint)tvb_reported_length(tvb) < FILEINFO_30_LEN + (destcount * 4)) {
proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1,
"Invalid length, len = %d, count=%d",
tvb_reported_length(tvb), destcount);
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_ftype, 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_block_total, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
proto_tree_add_item(fileinfo_tree, hf_uftp_fileinfo_section_total, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(fileinfo_tree, hf_uftp_fileinfo_destcount, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(fileinfo_tree, hf_uftp_fileinfo_fsize, tvb, offset, 8, ENC_BIG_ENDIAN);
offset += 8;
proto_tree_add_item(fileinfo_tree, hf_uftp_fileinfo_name, tvb, offset, MAXPATHNAME, ENC_ASCII|ENC_NA);
offset += MAXPATHNAME;
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_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;
guint16 file_id, destcount, idx;
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;
}
destcount = tvb_get_ntohs(tvb, 10);
if ((gint)tvb_reported_length(tvb) < FILEINFO_LEN + (destcount * 4)) {
proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1,
"Invalid length, len = %d, count=%d",
tvb_reported_length(tvb), destcount);
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_ftype, 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_block_total, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
proto_tree_add_item(fileinfo_tree, hf_uftp_fileinfo_section_total, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(fileinfo_tree, hf_uftp_fileinfo_destcount, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(fileinfo_tree, hf_uftp_fileinfo_fsize, tvb, offset, 8, ENC_BIG_ENDIAN);
offset += 8;
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_name, tvb, offset, MAXPATHNAME, ENC_ASCII|ENC_NA);
offset += MAXPATHNAME;
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_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;
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;
}
destcount = tvb_get_guint8(tvb, 2);
if ((gint)tvb_reported_length(tvb) < KEYINFO_LEN + (destcount * DESTKEY_LEN)) {
proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1,
"Invalid length, len = %d, count=%d",
tvb_reported_length(tvb), destcount);
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_reserved, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(keyinfo_tree, hf_uftp_keyinfo_destcount, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(keyinfo_tree, hf_uftp_keyinfo_groupmaster_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(keyinfo_tree, hf_uftp_keyinfo_tstamp, tvb, offset, 8, FALSE);
offset += 8;
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_destaddr, 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_infoack(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
proto_item *ti = NULL;
proto_item *destlist = NULL;
proto_tree *infoack_tree = NULL;
proto_tree *destlist_tree = NULL;
gint offset = 0;
guint16 file_id, destcount, idx;
if (tvb_reported_length(tvb) < INFO_ACK_LEN) {
proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1,
"Invalid length: %d", tvb_reported_length(tvb));
return;
}
destcount = tvb_get_ntohs(tvb, 4);
if ((gint)tvb_reported_length(tvb) < INFO_ACK_LEN + (destcount * 4)) {
proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1,
"Invalid length, len = %d, count=%d",
tvb_reported_length(tvb), destcount);
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_infoack, tvb, offset, -1, ENC_NA);
infoack_tree = proto_item_add_subtree(ti, ett_uftp_infoack);
proto_tree_add_item(infoack_tree, hf_uftp_infoack_func, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_bitmask(infoack_tree, tvb, offset, hf_uftp_infoack_flags, ett_uftp_infoack_flags, infoack_flags, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(infoack_tree, hf_uftp_infoack_file_id, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(infoack_tree, hf_uftp_infoack_destcount, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(infoack_tree, hf_uftp_infoack_reserved, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(infoack_tree, hf_uftp_infoack_verify_data, tvb, offset, VERIFY_LEN, ENC_NA);
offset += VERIFY_LEN;
if (destcount > 0) {
destlist = proto_tree_add_item(infoack_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_fileseg(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
proto_item *ti = NULL;
proto_tree *fileseg_tree = NULL;
gint offset = 0;
guint8 pass;
guint16 file_id;
guint32 seq_num;
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;
}
file_id = tvb_get_ntohs(tvb, 2);
pass = tvb_get_guint8(tvb, 4);
seq_num = tvb_get_ntohl(tvb, 8);
col_append_fstr(pinfo->cinfo, COL_INFO, ":%04X Pass=%d Seq=%d",
file_id, pass, seq_num);
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_reserved1, 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_pass, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(fileseg_tree, hf_uftp_fileseg_reserved2, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
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_seq_num, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
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;
guint8 pass;
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;
}
destcount = tvb_get_ntohs(tvb, 6);
if ((gint)tvb_reported_length(tvb) < DONE_LEN + (destcount * 4)) {
proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1,
"Invalid length, len = %d, count=%d",
tvb_reported_length(tvb), destcount);
return;
}
pass = tvb_get_guint8(tvb, 1);
section = tvb_get_ntohs(tvb, 2);
file_id = tvb_get_ntohs(tvb, 4);
if (file_id > 0) {
col_append_fstr(pinfo->cinfo, COL_INFO, ":%04X Pass=%d Section=%d",
file_id, pass, 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_pass, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
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_file_id, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(done_tree, hf_uftp_done_destcount, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
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 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;
guint8 pass, seq;
guint16 file_id, section;
guint32 nak_count;
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;
}
file_id = tvb_get_ntohs(tvb, 2);
section = tvb_get_ntohs(tvb, 2);
pass = tvb_get_guint8(tvb, 4);
seq = tvb_get_guint8(tvb, 5);
nak_count = tvb_get_ntohl(tvb, 8);
col_append_fstr(pinfo->cinfo, COL_INFO, ":%04X Pass=%d Section=%d Seq=%d",
file_id, pass, section, seq);
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_reserved, 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_pass, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(status_tree, hf_uftp_status_seq, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
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_nak_count, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
if (nak_count > 0) {
proto_tree_add_item(status_tree, hf_uftp_status_naks, tvb, offset, -1, ENC_NA);
}
}
static void dissect_uftp_prstatus(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
proto_item *ti = NULL;
proto_item *destlist = NULL;
proto_tree *prstatus_tree = NULL;
proto_tree *destlist_tree = NULL;
gint offset = 0;
guint8 pass, seq;
guint16 file_id, destcount, idx, section;
guint32 nak_count;
if (tvb_reported_length(tvb) < PRSTATUS_LEN) {
proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1,
"Invalid length: %d", tvb_reported_length(tvb));
return;
}
destcount = tvb_get_ntohs(tvb, 8);
if ((gint)tvb_reported_length(tvb) < PRSTATUS_LEN + (destcount * 4)) {
proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1,
"Invalid length, len = %d, count=%d",
tvb_reported_length(tvb), destcount);
return;
}
file_id = tvb_get_ntohs(tvb, 2);
section = tvb_get_ntohs(tvb, 2);
pass = tvb_get_guint8(tvb, 4);
seq = tvb_get_guint8(tvb, 5);
nak_count = tvb_get_ntohl(tvb, 8);
col_append_fstr(pinfo->cinfo, COL_INFO, ":%04X Pass=%d Section=%d Seq=%d "
"NAKs=%d", file_id, pass, section, seq, nak_count);
ti = proto_tree_add_item(tree, hf_uftp_prstatus, tvb, offset, -1, ENC_NA);
prstatus_tree = proto_item_add_subtree(ti, ett_uftp_prstatus);
proto_tree_add_item(prstatus_tree, hf_uftp_prstatus_func, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(prstatus_tree, hf_uftp_prstatus_reserved1, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(prstatus_tree, hf_uftp_prstatus_file_id, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(prstatus_tree, hf_uftp_prstatus_pass, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(prstatus_tree, hf_uftp_prstatus_seq, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(prstatus_tree, hf_uftp_prstatus_section, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(prstatus_tree, hf_uftp_prstatus_destcount, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(prstatus_tree, hf_uftp_prstatus_reserved2, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
if (destcount > 0) {
destlist = proto_tree_add_item(prstatus_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_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;
guint16 file_id, destcount, idx;
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;
}
destcount = tvb_get_ntohs(tvb, 4);
if ((gint)tvb_reported_length(tvb) < COMPLETE_LEN + (destcount * 4)) {
proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1,
"Invalid length, len = %d, count=%d",
tvb_reported_length(tvb), destcount);
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_status, 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_destcount, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(complete_tree, hf_uftp_complete_reserved2, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
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, proto_tree *tree)
{
proto_item *ti = NULL;
proto_item *destlist = NULL;
proto_tree *doneconf_tree = NULL;
proto_tree *destlist_tree = NULL;
gint offset = 0;
guint16 file_id, 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;
}
destcount = tvb_get_ntohs(tvb, 4);
if ((gint)tvb_reported_length(tvb) < DONE_CONF_LEN + (destcount * 4)) {
proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1,
"Invalid length, len = %d, count=%d",
tvb_reported_length(tvb), destcount);
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_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_reserved1, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(doneconf_tree, hf_uftp_doneconf_file_id, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(doneconf_tree, hf_uftp_doneconf_destcount, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(doneconf_tree, hf_uftp_doneconf_reserved2, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
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;
guint16 keylen, siglen;
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;
}
keylen = tvb_get_ntohs(tvb, 8);
siglen = tvb_get_ntohs(tvb, 10);
if ((gint)tvb_reported_length(tvb) < HB_REQ_LEN + keylen + siglen) {
proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1,
"Invalid length, len = %d, keylen=%d siglen=%d",
tvb_reported_length(tvb), 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_reserved, tvb, offset, 3, ENC_BIG_ENDIAN);
offset += 3;
proto_tree_add_item(hbreq_tree, hf_uftp_hbreq_nonce, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
proto_tree_add_item(hbreq_tree, hf_uftp_hbreq_keylen, 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_keyexp, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
if (keylen > 0) {
proto_tree_add_item(hbreq_tree, hf_uftp_hbreq_keymod, tvb, offset, keylen, ENC_NA);
offset += keylen;
}
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;
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;
}
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_authenticated, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(hbresp_tree, hf_uftp_hbresp_reserved, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
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;
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;
}
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_reserved, tvb, offset, 3, 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;
guint16 keylen, siglen;
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;
}
keylen = tvb_get_ntohs(tvb, 8);
siglen = tvb_get_ntohs(tvb, 10);
if ((gint)tvb_reported_length(tvb) < PROXY_KEY_LEN + keylen + siglen) {
proto_tree_add_expert_format(tree, pinfo, &ei_uftp_length_invalid, tvb, offset, -1,
"Invalid length, len = %d, keylen=%d siglen=%d",
tvb_reported_length(tvb), keylen, 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_reserved, tvb, offset, 3, ENC_BIG_ENDIAN);
offset += 3;
proto_tree_add_item(proxykey_tree, hf_uftp_proxykey_nonce, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
proto_tree_add_item(proxykey_tree, hf_uftp_proxykey_keylen, 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_keyexp, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
if (keylen > 0) {
proto_tree_add_item(proxykey_tree, hf_uftp_proxykey_keymod, tvb, offset, keylen, ENC_NA);
offset += keylen;
}
if (siglen > 0) {
proto_tree_add_item(proxykey_tree, hf_uftp_proxykey_verify, tvb, offset, siglen, ENC_NA);
}
}
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_tstamp, tvb, offset, 8, FALSE);
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;
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;
}
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_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, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(abort_tree, hf_uftp_abort_host, 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;
guint16 blsize;
tvbuff_t *next_tvb;
proto_item *ti = NULL;
proto_tree *uftp_tree = NULL;
gint offset = 0;
version = tvb_get_guint8(tvb, 0);
if (version == 0x50) {
return call_dissector(uftp5_handle, tvb, pinfo, tree);
} else if (version == 0x40) {
return call_dissector(uftp4_handle, tvb, pinfo, tree);
} else if (version != UFTP_VER_NUM && version != UFTP_3_0_VER) {
return 0;
}
if (tvb_reported_length(tvb) < UFTP_LEN) {
return 0;
}
mes_type = tvb_get_guint8(tvb, 1);
blsize = tvb_get_ntohs(tvb, 2);
group_id = tvb_get_ntohl(tvb, 4);
if (tvb_reported_length(tvb) != (unsigned)UFTP_LEN + blsize) {
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, "%-10s",
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);
}
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_blsize, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
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_srcaddr, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
proto_tree_add_item(uftp_tree, hf_uftp_destaddr, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
next_tvb = tvb_new_subset_length_caplen(tvb, offset, -1, blsize);
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 FILEINFO:
if (version == UFTP_3_0_VER) {
dissect_uftp_fileinfo_30(next_tvb, pinfo, uftp_tree);
} else {
dissect_uftp_fileinfo(next_tvb, pinfo, uftp_tree);
}
break;
case KEYINFO:
dissect_uftp_keyinfo(next_tvb, pinfo, uftp_tree);
break;
case INFO_ACK:
dissect_uftp_infoack(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 PRSTATUS:
dissect_uftp_prstatus(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 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_uftp(void)
{
static hf_register_info hf[] = {
{ &hf_uftp_version,
{ "Protocol Version", "uftp.version",
FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_func,
{ "Type", "uftp.func",
FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL }
},
{ &hf_uftp_blsize,
{ "Block Size", "uftp.blsize",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_group_id,
{ "Group ID", "uftp.group_id",
FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_srcaddr,
{ "Source Address", "uftp.srcaddr",
FT_IPv4, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_destaddr,
{ "Destination Address", "uftp.destaddr",
FT_IPv4, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_destlist,
{ "Destination List", "uftp.destlist",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_dest,
{ "Destination", "uftp.dest",
FT_IPv4, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_announce,
{ "ANNOUNCE", "uftp.announce",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_announce_func,
{ "Type", "uftp.announce.func",
FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL }
},
{ &hf_uftp_announce_flags,
{ "Flags", "uftp.announce.flags",
FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_announce_flags_restart,
{ "Restart", "uftp.announce.flags.restart",
FT_BOOLEAN, 8, NULL, FLAG_RESTART, NULL, HFILL }
},
{ &hf_uftp_announce_flags_sync,
{ "Sync mode", "uftp.announce.flags.sync",
FT_BOOLEAN, 8, NULL, FLAG_SYNC_MODE, NULL, HFILL }
},
{ &hf_uftp_announce_flags_syncpreview,
{ "Sync preview mode", "uftp.announce.flags.syncpreview",
FT_BOOLEAN, 8, NULL, FLAG_SYNC_PREVIEW, NULL, HFILL }
},
{ &hf_uftp_announce_flags_reserved,
{ "Reserved", "uftp.announce.flags.reserved",
FT_BOOLEAN, 8, NULL, FLAG_ANNOUNCE_RESERVED, NULL, HFILL }
},
{ &hf_uftp_announce_destcount,
{ "Destination Count", "uftp.announce.destcount",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_announce_announce_int,
{ "Announce Interval", "uftp.announce.announce_int",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_announce_status_int,
{ "Status Interval", "uftp.announce.status_int",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_announce_register_int,
{ "Register Interval", "uftp.announce.register_int",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_announce_done_int,
{ "Done Interval", "uftp.announce.done_int",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_announce_announce_time,
{ "Announce Time", "uftp.announce.announce_time",
FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_announce_status_time,
{ "Status Time", "uftp.announce.status_time",
FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_announce_mtu,
{ "MTU", "uftp.announce.mtu",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_announce_privatemcast,
{ "Private Multicast Address", "uftp.announce.privatemcast",
FT_IPv4, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_announce_client_auth,
{ "Client Auth", "uftp.announce.client_auth",
FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_announce_sigtype,
{ "Signature Type", "uftp.announce.sigtype",
FT_UINT8, BASE_DEC, VALS(signature_types), 0x0, NULL, HFILL }
},
{ &hf_uftp_announce_hashtype,
{ "Hash Type", "uftp.announce.hashtype",
FT_UINT8, BASE_DEC, VALS(hash_types), 0x0, NULL, HFILL }
},
{ &hf_uftp_announce_keytype,
{ "Key Type", "uftp.announce.keytype",
FT_UINT8, BASE_DEC, VALS(key_types), 0x0, NULL, HFILL }
},
{ &hf_uftp_announce_keylen,
{ "Public Key Length", "uftp.announce.keylen",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_announce_reserved,
{ "Reserved", "uftp.announce.reserved",
FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_announce_keyexp,
{ "Public Key Exponent", "uftp.announce.keyexp",
FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_announce_rand1,
{ "Server Random Number", "uftp.announce.rand1",
FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_announce_keymod,
{ "Public Key Modulus", "uftp.announce.keymod",
FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_register,
{ "REGISTER", "uftp.register",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_register_func,
{ "Type", "uftp.register.func",
FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL }
},
{ &hf_uftp_register_reserved,
{ "Reserved", "uftp.register.reserved",
FT_UINT24, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_register_destcount,
{ "Destination Count", "uftp.register.destcount",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_register_premaster_len,
{ "Premaster Secret Length", "uftp.register.premaster_len",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_register_rand2,
{ "Client Random Number", "uftp.register.rand2",
FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_register_premaster,
{ "Encrypted Premaster Secret", "uftp.register.premaster",
FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_clientkey,
{ "CLIENT_KEY", "uftp.clientkey",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_clientkey_func,
{ "Type", "uftp.clientkey.func",
FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL }
},
{ &hf_uftp_clientkey_reserved,
{ "Reserved", "uftp.clientkey.reserved",
FT_UINT24, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_clientkey_keylen,
{ "Key Length", "uftp.clientkey.keylen",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_clientkey_verifylen,
{ "Signature Length", "uftp.clientkey.verifylen",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_clientkey_keyexp,
{ "Public Key Exponent", "uftp.clientkey.keyexp",
FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_clientkey_keymod,
{ "Public Key Modulus", "uftp.clientkey.keymod",
FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_clientkey_verify,
{ "Signature", "uftp.clientkey.verify",
FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_regconf,
{ "REG_CONF", "uftp.regconf",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_regconf_func,
{ "Type", "uftp.regconf.func",
FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL }
},
{ &hf_uftp_regconf_reserved,
{ "Reserved", "uftp.regconf.reserved",
FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_regconf_destcount,
{ "Destination Count", "uftp.regconf.destcount",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_fileinfo,
{ "FILEINFO", "uftp.fileinfo",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_fileinfo_func,
{ "Type", "uftp.fileinfo.func",
FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL }
},
{ &hf_uftp_fileinfo_ftype,
{ "File Type", "uftp.fileinfo.ftype",
FT_UINT8, BASE_DEC, VALS(file_types), 0x0, NULL, HFILL }
},
{ &hf_uftp_fileinfo_file_id,
{ "File ID", "uftp.fileinfo.file_id",
FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_fileinfo_block_total,
{ "Total Blocks", "uftp.fileinfo.block_total",
FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_fileinfo_section_total,
{ "Total Sections", "uftp.fileinfo.section_total",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_fileinfo_destcount,
{ "Destination Count", "uftp.fileinfo.destcount",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_fileinfo_fsize,
{ "File Size", "uftp.fileinfo.fsize",
FT_UINT64, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_fileinfo_ftstamp,
{ "File Timestamp", "uftp.fileinfo.tstamp",
FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_fileinfo_name,
{ "File Name", "uftp.fileinfo.name",
FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_keyinfo,
{ "KEYINFO", "uftp.keyinfo",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_keyinfo_func,
{ "Type", "uftp.keyinfo.func",
FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL }
},
{ &hf_uftp_keyinfo_reserved,
{ "Reserved", "uftp.keyinfo.reserved",
FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_keyinfo_destcount,
{ "Destination Count", "uftp.keyinfo.destcount",
FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_keyinfo_groupmaster_len,
{ "Group Master Length", "uftp.keyinfo.groupmaster_len",
FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_keyinfo_tstamp,
{ "Timestamp", "uftp.keyinfo.tstamp",
FT_ABSOLUTE_TIME, ABSOLUTE_TIME_UTC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_keyinfo_destkey,
{ "Destination Key", "uftp.keyinfo.destkey",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_keyinfo_destaddr,
{ "Destination Address", "uftp.keyinfo.destaddr",
FT_IPv4, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_keyinfo_groupmaster,
{ "Encrypted Group Master", "uftp.keyinfo.groupmaster",
FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_infoack,
{ "INFO_ACK", "uftp.infoack",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_infoack_func,
{ "Type", "uftp.infoack.func",
FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL }
},
{ &hf_uftp_infoack_flags,
{ "Flags", "uftp.infoack.flags",
FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_infoack_flags_partial,
{ "Partial", "uftp.infoack.flags.partial",
FT_BOOLEAN, 8, NULL, FLAG_PARTIAL, NULL, HFILL }
},
{ &hf_uftp_infoack_flags_reserved,
{ "Reserved", "uftp.infoack.flags.reserved",
FT_BOOLEAN, 8, NULL, FLAG_INFOACK_RESERVED, NULL, HFILL }
},
{ &hf_uftp_infoack_file_id,
{ "File ID", "uftp.infoack.file_id",
FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_infoack_destcount,
{ "Destination Count", "uftp.infoack.destcount",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_infoack_reserved,
{ "Reserved", "uftp.infoack.reserved",
FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_infoack_verify_data,
{ "Verify Data", "uftp.infoack.verify_data",
FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_fileseg,
{ "FILESEG", "uftp.fileseg",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_fileseg_func,
{ "Type", "uftp.fileseg.func",
FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL }
},
{ &hf_uftp_fileseg_reserved1,
{ "Reserved", "uftp.fileseg.reserved1",
FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_fileseg_file_id,
{ "File ID", "uftp.fileseg.file_id",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_fileseg_pass,
{ "Pass", "uftp.fileseg.pass",
FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_fileseg_reserved2,
{ "Reserved", "uftp.fileseg.reserved2",
FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_fileseg_section,
{ "Section", "uftp.fileseg.section",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_fileseg_seq_num,
{ "Sequence Number", "uftp.fileseg.seq_num",
FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_fileseg_data,
{ "Data", "uftp.fileseg.data",
FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_done,
{ "DONE", "uftp.done",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_done_func,
{ "Type", "uftp.done.func",
FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL }
},
{ &hf_uftp_done_pass,
{ "Pass", "uftp.done.pass",
FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_done_section,
{ "Section", "uftp.done.section",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_done_file_id,
{ "File ID", "uftp.done.file_id",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_done_destcount,
{ "Destination Count", "uftp.done.destcount",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_status,
{ "STATUS", "uftp.status",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_status_func,
{ "Type", "uftp.status.func",
FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL }
},
{ &hf_uftp_status_reserved,
{ "Reserved", "uftp.status.reserved",
FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_status_file_id,
{ "File ID", "uftp.status.file_id",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_status_pass,
{ "Pass", "uftp.status.pass",
FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_status_seq,
{ "Sequence", "uftp.status.seq",
FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_status_section,
{ "Section", "uftp.status.section",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_status_nak_count,
{ "NAK Count", "uftp.status.nak_count",
FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_status_naks,
{ "NAKs", "uftp.status.naks",
FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_prstatus,
{ "PRSTATUS", "uftp.prstatus",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_prstatus_func,
{ "Type", "uftp.prstatus.func",
FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL }
},
{ &hf_uftp_prstatus_reserved1,
{ "Reserved", "uftp.prstatus.reserved1",
FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_prstatus_file_id,
{ "File ID", "uftp.prstatus.file_id",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_prstatus_pass,
{ "Pass", "uftp.prstatus.pass",
FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_prstatus_seq,
{ "Sequence", "uftp.prstatus.seq",
FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_prstatus_section,
{ "Section", "uftp.prstatus.section",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_prstatus_destcount,
{ "Destination Count", "uftp.prstatus.destcount",
FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_prstatus_reserved2,
{ "Reserved", "uftp.prstatus.reserved2",
FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_complete,
{ "COMPLETE", "uftp.complete",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_complete_func,
{ "Type", "uftp.complete.func",
FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL }
},
{ &hf_uftp_complete_status,
{ "Completion status", "uftp.complete.status",
FT_UINT8, BASE_DEC, VALS(comp_status), 0x0, NULL, HFILL }
},
{ &hf_uftp_complete_file_id,
{ "File ID", "uftp.complete.file_id",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_complete_destcount,
{ "Destination Count", "uftp.complete.destcount",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_complete_reserved2,
{ "Reserved", "uftp.complete.reserved2",
FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_doneconf,
{ "DONE_CONF", "uftp.doneconf",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_doneconf_func,
{ "Type", "uftp.doneconf.func",
FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL }
},
{ &hf_uftp_doneconf_reserved1,
{ "Reserved", "uftp.doneconf.reserved1",
FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_doneconf_file_id,
{ "File ID", "uftp.doneconf.file_id",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_doneconf_destcount,
{ "Destination Count", "uftp.doneconf.destcount",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_doneconf_reserved2,
{ "Reserved", "uftp.doneconf.reserved2",
FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_hbreq,
{ "HB_REQ", "uftp.hbreq",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_hbreq_func,
{ "Type", "uftp.hbreq.func",
FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL }
},
{ &hf_uftp_hbreq_reserved,
{ "Reserved", "uftp.hbreq.reserved",
FT_UINT24, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_hbreq_nonce,
{ "Nonce", "uftp.hbreq.nonce",
FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_hbreq_keylen,
{ "Key Length", "uftp.hbreq.keylen",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_hbreq_siglen,
{ "Signature Length", "uftp.hbreq.siglen",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_hbreq_keyexp,
{ "Public Key Exponent", "uftp.hbreq.keyexp",
FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_hbreq_keymod,
{ "Public Key Modulus", "uftp.hbreq.keymod",
FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_hbreq_verify,
{ "Signature", "uftp.hbreq.verify",
FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_hbresp,
{ "HB_RESP", "uftp.hbresp",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_hbresp_func,
{ "Type", "uftp.hbresp.func",
FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL }
},
{ &hf_uftp_hbresp_authenticated,
{ "Authenticated", "uftp.hbresp.authenticated",
FT_UINT8, BASE_DEC, VALS(hb_auth_types), 0x0, NULL, HFILL }
},
{ &hf_uftp_hbresp_reserved,
{ "Reserved", "uftp.hbresp.reserved",
FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_hbresp_nonce,
{ "Nonce", "uftp.hbresp.nonce",
FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_keyreq,
{ "KEY_REQ", "uftp.keyreq",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_keyreq_func,
{ "Type", "uftp.keyreq.func",
FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL }
},
{ &hf_uftp_keyreq_reserved,
{ "Reserved", "uftp.keyreq.reserved",
FT_UINT24, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_proxykey,
{ "PROXY_KEY", "uftp.proxykey",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_proxykey_func,
{ "Type", "uftp.proxykey.func",
FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL }
},
{ &hf_uftp_proxykey_reserved,
{ "Reserved", "uftp.proxykey.reserved",
FT_UINT24, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_proxykey_nonce,
{ "Nonce", "uftp.proxykey.nonce",
FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_proxykey_keylen,
{ "Key Length", "uftp.proxykey.keylen",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_proxykey_siglen,
{ "Signature Length", "uftp.proxykey.siglen",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_proxykey_keyexp,
{ "Public Key Exponent", "uftp.proxykey.keyexp",
FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_proxykey_keymod,
{ "Public Key Modulus", "uftp.proxykey.keymod",
FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_proxykey_verify,
{ "Signature", "uftp.proxykey.verify",
FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_encrypted,
{ "ENCRYPTED", "uftp.encrypted",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_encrypted_tstamp,
{ "Timestamp", "uftp.encrypted.tstamp",
FT_ABSOLUTE_TIME, ABSOLUTE_TIME_UTC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_encrypted_sig_len,
{ "Signature Length", "uftp.encrypted.sig_len",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_encrypted_payload_len,
{ "Payload Length", "uftp.encrypted.payload_len",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_encrypted_signature,
{ "Signature", "uftp.encrypted.signature",
FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_encrypted_payload,
{ "Encrypted Payload", "uftp.encrypted.payload",
FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_abort,
{ "ABORT", "uftp.abort",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_abort_func,
{ "Type", "uftp.abort.func",
FT_UINT8, BASE_DEC, VALS(messages), 0x0, NULL, HFILL }
},
{ &hf_uftp_abort_flags,
{ "Flags", "uftp.abort.flags",
FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_abort_flags_curfile,
{ "Current file", "uftp.abort.flags.curfile",
FT_BOOLEAN, 8, NULL, FLAG_CURRENT_FILE, NULL, HFILL }
},
{ &hf_uftp_abort_flags_reserved,
{ "Reserved", "uftp.abort.flags.reserved",
FT_BOOLEAN, 8, NULL, FLAG_ABORT_RESERVED, NULL, HFILL }
},
{ &hf_uftp_abort_reserved,
{ "Reserved", "uftp.abort.reserved",
FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_abort_host,
{ "Host", "uftp.abort.host",
FT_IPv4, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_uftp_abort_message,
{ "Message", "uftp.abort.message",
FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL }
}
};
/* Setup protocol subtree array */
static gint *ett[] = {
&ett_uftp,
&ett_uftp_announce,
&ett_uftp_register,
&ett_uftp_clientkey,
&ett_uftp_regconf,
&ett_uftp_fileinfo,
&ett_uftp_keyinfo,
&ett_uftp_keyinfo_destkey,
&ett_uftp_infoack,
&ett_uftp_fileseg,
&ett_uftp_done,
&ett_uftp_status,
&ett_uftp_prstatus,
&ett_uftp_complete,
&ett_uftp_doneconf,
&ett_uftp_hbreq,
&ett_uftp_hbresp,
&ett_uftp_keyreq,
&ett_uftp_proxykey,
&ett_uftp_encrypted,
&ett_uftp_abort,
&ett_uftp_announce_flags,
&ett_uftp_infoack_flags,
&ett_uftp_abort_flags,
&ett_uftp_destlist
};
static ei_register_info ei[] = {
{ &ei_uftp_length_invalid, { "uftp.length.invalid", PI_MALFORMED, PI_ERROR, "Length is invalid", EXPFILL }},
{ &ei_uftp_func_unknown, { "uftp.func.invalid", PI_MALFORMED, PI_ERROR, "Unknown function", EXPFILL }}
};
expert_module_t* expert_uftp;
proto_uftp = proto_register_protocol("UDP based FTP w/ multicast", "UFTP", "uftp");
proto_register_field_array(proto_uftp, hf, array_length(hf));
proto_register_subtree_array(ett, array_length(ett));
expert_uftp = expert_register_protocol(proto_uftp);
expert_register_field_array(expert_uftp, ei, array_length(ei));
}
void proto_reg_handoff_uftp(void)
{
static dissector_handle_t uftp_handle;
uftp4_handle = find_dissector("uftp4");
uftp5_handle = find_dissector("uftp5");
uftp_handle = create_dissector_handle(dissect_uftp, proto_uftp);
dissector_add_uint_with_preference("udp.port", UFTP_PORT, uftp_handle);
}
/*
* Editor modelines - https://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:
*/
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