wireshark/packet-wsp.c

3234 lines
92 KiB
C

/* packet-wsp.c (c) 2000 Neil Hunter
* Based on original work by Ben Fowler
* Updated by Alexandre P. Ferreira (Splice IP)
*
* Routines to dissect WSP component of WAP traffic.
*
* $Id: packet-wsp.c,v 1.16 2001/02/01 19:59:40 guy Exp $
*
* Ethereal - Network traffic analyzer
* By Gerald Combs <gerald@zing.org>
* Copyright 1998 Didier Jorand
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <stdio.h>
#include <stdlib.h>
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#ifdef HAVE_NETINET_IN_H
# include <netinet/in.h>
#endif
#ifdef NEED_SNPRINTF_H
# ifdef HAVE_STDARG_H
# include <stdarg.h>
# else
# include <varargs.h>
# endif
# include "snprintf.h"
#endif
#include <string.h>
#include <glib.h>
#include "packet.h"
#include "packet-wap.h"
#include "packet-wsp.h"
/* File scoped variables for the protocol and registered fields */
static int proto_wsp = HF_EMPTY;
static int proto_wtls = HF_EMPTY;
/* These fields used by fixed part of header */
static int hf_wsp_header_tid = HF_EMPTY;
static int hf_wsp_header_pdu_type = HF_EMPTY;
static int hf_wsp_version_major = HF_EMPTY;
static int hf_wsp_version_minor = HF_EMPTY;
static int hf_wsp_capability_length = HF_EMPTY;
static int hf_wsp_capabilities_section = HF_EMPTY;
static int hf_wsp_header_uri_len = HF_EMPTY;
static int hf_wsp_header_uri = HF_EMPTY;
static int hf_wsp_server_session_id = HF_EMPTY;
static int hf_wsp_header_status = HF_EMPTY;
static int hf_wsp_header_length = HF_EMPTY;
static int hf_wsp_headers_section = HF_EMPTY;
static int hf_wsp_header = HF_EMPTY;
static int hf_wsp_content_type = HF_EMPTY;
static int hf_wsp_parameter_well_known_charset = HF_EMPTY;
static int hf_wsp_reply_data = HF_EMPTY;
static int hf_wsp_post_data = HF_EMPTY;
static int hf_wsp_header_accept = HF_EMPTY;
static int hf_wsp_header_accept_str = HF_EMPTY;
static int hf_wsp_header_accept_charset = HF_EMPTY;
static int hf_wsp_header_accept_charset_str = HF_EMPTY;
static int hf_wsp_header_accept_language = HF_EMPTY;
static int hf_wsp_header_accept_language_str = HF_EMPTY;
static int hf_wsp_header_accept_ranges = HF_EMPTY;
static int hf_wsp_header_cache_control = HF_EMPTY;
static int hf_wsp_header_content_length = HF_EMPTY;
static int hf_wsp_header_age = HF_EMPTY;
static int hf_wsp_header_date = HF_EMPTY;
static int hf_wsp_header_etag = HF_EMPTY;
static int hf_wsp_header_expires = HF_EMPTY;
static int hf_wsp_header_last_modified = HF_EMPTY;
static int hf_wsp_header_location = HF_EMPTY;
static int hf_wsp_header_if_modified_since = HF_EMPTY;
static int hf_wsp_header_server = HF_EMPTY;
static int hf_wsp_header_user_agent = HF_EMPTY;
static int hf_wsp_header_application_header = HF_EMPTY;
static int hf_wsp_header_application_value = HF_EMPTY;
static int hf_wsp_header_x_wap_tod = HF_EMPTY;
static int hf_wsp_header_transfer_encoding = HF_EMPTY;
static int hf_wsp_header_transfer_encoding_str = HF_EMPTY;
static int hf_wsp_header_via = HF_EMPTY;
static int hf_wtls_record = HF_EMPTY;
static int hf_wtls_record_type = HF_EMPTY;
static int hf_wtls_record_length = HF_EMPTY;
static int hf_wtls_record_sequence = HF_EMPTY;
static int hf_wtls_record_ciphered = HF_EMPTY;
static int hf_wtls_hands = HF_EMPTY;
static int hf_wtls_hands_type = HF_EMPTY;
static int hf_wtls_hands_length = HF_EMPTY;
static int hf_wtls_hands_cli_hello = HF_EMPTY;
static int hf_wtls_hands_cli_hello_version = HF_EMPTY;
static int hf_wtls_hands_cli_hello_gmt = HF_EMPTY;
static int hf_wtls_hands_cli_hello_random = HF_EMPTY;
static int hf_wtls_hands_cli_hello_session = HF_EMPTY;
static int hf_wtls_hands_cli_hello_cli_key_id = HF_EMPTY;
static int hf_wtls_hands_cli_hello_trust_key_id = HF_EMPTY;
static int hf_wtls_hands_cli_hello_key_exchange =HF_EMPTY;
static int hf_wtls_hands_cli_hello_key_exchange_suite =HF_EMPTY;
static int hf_wtls_hands_cli_hello_key_parameter_index =HF_EMPTY;
static int hf_wtls_hands_cli_hello_key_parameter_set =HF_EMPTY;
static int hf_wtls_hands_cli_hello_key_identifier_type =HF_EMPTY;
static int hf_wtls_hands_cli_hello_cipher_suite =HF_EMPTY;
static int hf_wtls_hands_cli_hello_cipher_suite_item =HF_EMPTY;
static int hf_wtls_hands_cli_hello_cipher_bulk =HF_EMPTY;
static int hf_wtls_hands_cli_hello_cipher_mac =HF_EMPTY;
static int hf_wtls_hands_cli_hello_compression_methods =HF_EMPTY;
static int hf_wtls_hands_cli_hello_compression =HF_EMPTY;
static int hf_wtls_hands_cli_hello_sequence_mode =HF_EMPTY;
static int hf_wtls_hands_cli_hello_key_refresh =HF_EMPTY;
static int hf_wtls_hands_serv_hello = HF_EMPTY;
static int hf_wtls_hands_serv_hello_version = HF_EMPTY;
static int hf_wtls_hands_serv_hello_gmt = HF_EMPTY;
static int hf_wtls_hands_serv_hello_random = HF_EMPTY;
static int hf_wtls_hands_serv_hello_session = HF_EMPTY;
static int hf_wtls_hands_serv_hello_cli_key_id =HF_EMPTY;
static int hf_wtls_hands_serv_hello_cipher_suite_item =HF_EMPTY;
static int hf_wtls_hands_serv_hello_cipher_bulk =HF_EMPTY;
static int hf_wtls_hands_serv_hello_cipher_mac =HF_EMPTY;
static int hf_wtls_hands_serv_hello_compression =HF_EMPTY;
static int hf_wtls_hands_serv_hello_sequence_mode =HF_EMPTY;
static int hf_wtls_hands_serv_hello_key_refresh =HF_EMPTY;
static int hf_wtls_hands_certificates =HF_EMPTY;
static int hf_wtls_hands_certificate =HF_EMPTY;
static int hf_wtls_hands_certificate_type =HF_EMPTY;
static int hf_wtls_hands_certificate_wtls_version =HF_EMPTY;
static int hf_wtls_hands_certificate_wtls_signature_type =HF_EMPTY;
static int hf_wtls_hands_certificate_wtls_issuer_type =HF_EMPTY;
static int hf_wtls_hands_certificate_wtls_issuer_charset =HF_EMPTY;
static int hf_wtls_hands_certificate_wtls_issuer_name =HF_EMPTY;
static int hf_wtls_hands_certificate_wtls_valid_not_before =HF_EMPTY;
static int hf_wtls_hands_certificate_wtls_valid_not_after =HF_EMPTY;
static int hf_wtls_hands_certificate_wtls_subject_type =HF_EMPTY;
static int hf_wtls_hands_certificate_wtls_subject_charset =HF_EMPTY;
static int hf_wtls_hands_certificate_wtls_subject_name = HF_EMPTY;
static int hf_wtls_hands_certificate_wtls_public_key_type = HF_EMPTY;
static int hf_wtls_hands_certificate_wtls_key_parameter_index = HF_EMPTY;
static int hf_wtls_hands_certificate_wtls_key_parameter_set = HF_EMPTY;
static int hf_wtls_hands_certificate_wtls_rsa_exponent = HF_EMPTY;
static int hf_wtls_hands_certificate_wtls_rsa_modules = HF_EMPTY;
static int hf_wtls_hands_certificate_wtls_signature = HF_EMPTY;
static int hf_wtls_alert = HF_EMPTY;
static int hf_wtls_alert_level = HF_EMPTY;
static int hf_wtls_alert_description = HF_EMPTY;
/* Initialize the subtree pointers */
static gint ett_wsp = ETT_EMPTY;
static gint ett_header = ETT_EMPTY;
static gint ett_headers = ETT_EMPTY;
static gint ett_capabilities = ETT_EMPTY;
static gint ett_content_type = ETT_EMPTY;
static gint ett_wtls_rec = ETT_EMPTY;
static gint ett_wtls_msg_type = ETT_EMPTY;
static gint ett_wtls_msg_type_item = ETT_EMPTY;
static gint ett_wtls_msg_type_item_sub = ETT_EMPTY;
static gint ett_wtls_msg_type_item_sub_sub = ETT_EMPTY;
static const value_string vals_pdu_type[] = {
{ 0x00, "Reserved" },
{ 0x01, "Connect" },
{ 0x02, "ConnectReply" },
{ 0x03, "Redirect" },
{ 0x04, "Reply" },
{ 0x05, "Disconnect" },
{ 0x06, "Push" },
{ 0x07, "ConfirmedPush" },
{ 0x08, "Suspend" },
{ 0x09, "Resume" },
/* 0x10 - 0x3F Unassigned */
{ 0x40, "Get" },
{ 0x41, "Options" },
{ 0x42, "Head" },
{ 0x43, "Delete" },
{ 0x44, "Trace" },
/* 0x45 - 0x4F Unassigned (Get PDU) */
/* 0x50 - 0x5F Extended method (Get PDU) */
{ 0x60, "Post" },
{ 0x61, "Put" },
/* 0x62 - 0x6F Unassigned (Post PDU) */
/* 0x70 - 0x7F Extended method (Post PDU) */
/* 0x80 - 0xFF Reserved */
{ 0x00, NULL }
};
static const value_string vals_status[] = {
/* 0x00 - 0x0F Reserved */
{ 0x10, "Continue" },
{ 0x11, "Switching Protocols" },
{ 0x20, "OK" },
{ 0x21, "Created" },
{ 0x22, "Accepted" },
{ 0x23, "Non-Authoritative Information" },
{ 0x24, "No Content" },
{ 0x25, "Reset Content" },
{ 0x26, "Partial Content" },
{ 0x30, "Multiple Choices" },
{ 0x31, "Moved Permanently" },
{ 0x32, "Moved Temporarily" },
{ 0x33, "See Other" },
{ 0x34, "Not Modified" },
{ 0x35, "Use Proxy" },
{ 0x40, "Bad Request" },
{ 0x41, "Unauthorised" },
{ 0x42, "Payment Required" },
{ 0x43, "Forbidden" },
{ 0x44, "Not Found" },
{ 0x45, "Method Not Allowed" },
{ 0x46, "Not Acceptable" },
{ 0x47, "Proxy Authentication Required" },
{ 0x48, "Request Timeout" },
{ 0x49, "Conflict" },
{ 0x4A, "Gone" },
{ 0x4B, "Length Required" },
{ 0x4C, "Precondition Failed" },
{ 0x4D, "Request Entity Too Large" },
{ 0x4E, "Request-URI Too Large" },
{ 0x4F, "Unsupported Media Type" },
{ 0x60, "Internal Server Error" },
{ 0x61, "Not Implemented" },
{ 0x62, "Bad Gateway" },
{ 0x63, "Service Unavailable" },
{ 0x64, "Gateway Timeout" },
{ 0x65, "HTTP Version Not Supported" },
{ 0x00, NULL }
};
static const value_string vals_content_types[] = {
{ 0x00, "*/*" },
{ 0x01, "text/*" },
{ 0x02, "text/html" },
{ 0x03, "text/plain" },
{ 0x04, "text/x-hdml" },
{ 0x05, "text/x-ttml" },
{ 0x06, "text/x-vCalendar" },
{ 0x07, "text/x-vCard" },
{ 0x08, "text/vnd.wap.wml" },
{ 0x09, "text/vnd.wap.wmlscript" },
{ 0x0A, "text/vnd.wap.channel" },
{ 0x0B, "Multipart/*" },
{ 0x0C, "Multipart/mixed" },
{ 0x0D, "Multipart/form-data" },
{ 0x0E, "Multipart/byteranges" },
{ 0x0F, "Multipart/alternative" },
{ 0x10, "application/*" },
{ 0x11, "application/java-vm" },
{ 0x12, "application/x-www-form-urlencoded" },
{ 0x13, "application/x-hdmlc" },
{ 0x14, "application/vnd.wap.wmlc" },
{ 0x15, "application/vnd.wap.wmlscriptc" },
{ 0x16, "application/vnd.wap.channelc" },
{ 0x17, "application/vnd.wap.uaprof" },
{ 0x18, "application/vnd.wap.wtls-ca-certificate" },
{ 0x19, "application/vnd.wap.wtls-user-certificate" },
{ 0x1A, "application/x-x509-ca-cert" },
{ 0x1B, "application/x-x509-user-cert" },
{ 0x1C, "image/*" },
{ 0x1D, "image/gif" },
{ 0x1E, "image/jpeg" },
{ 0x1F, "image/tiff" },
{ 0x20, "image/png" },
{ 0x21, "image/vnd.wap.wbmp" },
{ 0x22, "application/vnd.wap.multipart.*" },
{ 0x23, "application/vnd.wap.multipart.mixed" },
{ 0x24, "application/vnd.wap.multipart.form-data" },
{ 0x25, "application/vnd.wap.multipart.byteranges" },
{ 0x26, "application/vnd.wap.multipart.alternative" },
{ 0x27, "application/xml" },
{ 0x28, "text/xml" },
{ 0x29, "application/vnd.wap.wbxml" },
{ 0x2A, "application/x-x968-cross-cert" },
{ 0x2B, "application/x-x968-ca-cert" },
{ 0x2C, "application/x-x968-user-cert" },
{ 0x2D, "text/vnd.wap.si" },
{ 0x2E, "application/vnd.wap.sic" },
{ 0x2F, "text/vnd.wap.sl" },
{ 0x30, "application/vnd.wap.slc" },
{ 0x31, "text/vnd.wap.co" },
{ 0x32, "application/vnd.wap.coc" },
{ 0x33, "application/vnd.wap.multipart.related" },
{ 0x34, "application/vnd.wap.sia" },
{ 0x00, NULL }
};
static const value_string vals_character_sets[] = {
{ 0 ,"hz-gb-2312" },
{ 3 ,"us-ascii" },
{ 4 ,"iso-8859-1" },
{ 5 ,"iso-8859-2" },
{ 6 ,"iso-8859-3" },
{ 7 ,"iso-8859-4" },
{ 8 ,"iso-8859-5" },
{ 9 ,"iso-8859-6" },
{ 10 ,"iso-8859-7" },
{ 11 ,"iso-8859-8" },
{ 12 ,"iso-8859-9" },
{ 13 ,"iso-8859-10" },
{ 14 ,"iso_6937-2-add" },
{ 15 ,"jis_x0201" },
{ 16 ,"jis_encoding" },
{ 17 ,"shift_jis" },
{ 18 ,"euc-jp" },
{ 19 ,"extended_unix_code_fixed_width_for_japanese" },
{ 20 ,"bs_4730" },
{ 21 ,"sen_850200_c" },
{ 22 ,"it" },
{ 23 ,"es" },
{ 24 ,"din_66003" },
{ 25 ,"ns_4551-1" },
{ 26 ,"nf_z_62-010" },
{ 27 ,"iso-10646-utf-1" },
{ 28 ,"iso_646.basic:1983" },
{ 29 ,"invariant" },
{ 30 ,"iso_646.irv:1983" },
{ 31 ,"nats-sefi" },
{ 32 ,"nats-sefi-add" },
{ 33 ,"nats-dano" },
{ 34 ,"nats-dano-add" },
{ 35 ,"sen_850200_b" },
{ 36 ,"ks_c_5601-1987" },
{ 37 ,"iso-2022-kr" },
{ 38 ,"euc-kr" },
{ 39 ,"iso-2022-jp" },
{ 40 ,"iso-2022-jp-2" },
{ 41 ,"jis_c6220-1969-jp" },
{ 42 ,"jis_c6220-1969-ro" },
{ 43 ,"pt" },
{ 44 ,"greek7-old" },
{ 45 ,"latin-greek" },
{ 46 ,"nf_z_62-010_(1973)" },
{ 47 ,"latin-greek-1" },
{ 48 ,"iso_5427" },
{ 49 ,"jis_c6226-1978" },
{ 50 ,"bs_viewdata" },
{ 51 ,"inis" },
{ 52 ,"inis-8" },
{ 53 ,"inis-cyrillic" },
{ 54 ,"iso_5427:1981" },
{ 55 ,"iso_5428:1980" },
{ 56 ,"gb_1988-80" },
{ 57 ,"gb_2312-80" },
{ 58 ,"ns_4551-2" },
{ 59 ,"videotex-suppl" },
{ 60 ,"pt2" },
{ 61 ,"es2" },
{ 62 ,"msz_7795.3" },
{ 63 ,"jis_c6226-1983" },
{ 64 ,"greek7" },
{ 65 ,"asmo_449" },
{ 66 ,"iso-ir-90" },
{ 67 ,"jis_c6229-1984-a" },
{ 68 ,"jis_c6229-1984-b" },
{ 69 ,"jis_c6229-1984-b-add" },
{ 70 ,"jis_c6229-1984-hand" },
{ 71 ,"jis_c6229-1984-hand-add" },
{ 72 ,"jis_c6229-1984-kana" },
{ 73 ,"iso_2033-1983" },
{ 74 ,"ansi_x3.110-1983" },
{ 75 ,"t.61-7bit" },
{ 76 ,"t.61-8bit" },
{ 77 ,"ecma-cyrillic" },
{ 78 ,"csa_z243.4-1985-1" },
{ 79 ,"csa_z243.4-1985-2" },
{ 80 ,"csa_z243.4-1985-gr" },
{ 81 ,"iso_8859-6-e" },
{ 82 ,"iso_8859-6-i" },
{ 83 ,"t.101-g2" },
{ 84 ,"iso_8859-8-e" },
{ 85 ,"iso_8859-8-i" },
{ 86 ,"csn_369103" },
{ 87 ,"jus_i.b1.002" },
{ 88 ,"iec_p27-1" },
{ 89 ,"jus_i.b1.003-serb" },
{ 90 ,"jus_i.b1.003-mac" },
{ 91 ,"greek-ccitt" },
{ 92 ,"nc_nc00-10:81" },
{ 93 ,"iso_6937-2-25" },
{ 94 ,"gost_19768-74" },
{ 95 ,"iso_8859-supp" },
{ 96 ,"iso_10367-box" },
{ 97 ,"latin-lap" },
{ 98 ,"jis_x0212-1990" },
{ 99 ,"ds_2089" },
{ 100 ,"us-dk" },
{ 101 ,"dk-us" },
{ 102 ,"ksc5636" },
{ 103 ,"unicode-1-1-utf-7" },
{ 104 ,"iso-2022-cn" },
{ 105 ,"iso-2022-cn-ext" },
{ 106 ,"utf-8" },
{ 109 ,"iso-8859-13" },
{ 110 ,"iso-8859-14" },
{ 111 ,"iso-8859-15" },
{ 1000 ,"iso-10646-ucs-2" },
{ 1001 ,"iso-10646-ucs-4" },
{ 1002 ,"iso-10646-ucs-basic" },
{ 1003 ,"iso-10646-j-1" },
{ 1003 ,"iso-10646-unicode-latin1" },
{ 1005 ,"iso-unicode-ibm-1261" },
{ 1006 ,"iso-unicode-ibm-1268" },
{ 1007 ,"iso-unicode-ibm-1276" },
{ 1008 ,"iso-unicode-ibm-1264" },
{ 1009 ,"iso-unicode-ibm-1265" },
{ 1010 ,"unicode-1-1" },
{ 1011 ,"scsu" },
{ 1012 ,"utf-7" },
{ 1013 ,"utf-16be" },
{ 1014 ,"utf-16le" },
{ 1015 ,"utf-16" },
{ 2000 ,"iso-8859-1-windows-3.0-latin-1" },
{ 2001 ,"iso-8859-1-windows-3.1-latin-1" },
{ 2002 ,"iso-8859-2-windows-latin-2" },
{ 2003 ,"iso-8859-9-windows-latin-5" },
{ 2004 ,"hp-roman8" },
{ 2005 ,"adobe-standard-encoding" },
{ 2006 ,"ventura-us" },
{ 2007 ,"ventura-international" },
{ 2008 ,"dec-mcs" },
{ 2009 ,"ibm850" },
{ 2010 ,"ibm852" },
{ 2011 ,"ibm437" },
{ 2012 ,"pc8-danish-norwegian" },
{ 2013 ,"ibm862" },
{ 2014 ,"pc8-turkish" },
{ 2015 ,"ibm-symbols" },
{ 2016 ,"ibm-thai" },
{ 2017 ,"hp-legal" },
{ 2018 ,"hp-pi-font" },
{ 2019 ,"hp-math8" },
{ 2020 ,"adobe-symbol-encoding" },
{ 2021 ,"hp-desktop" },
{ 2022 ,"ventura-math" },
{ 2023 ,"microsoft-publishing" },
{ 2024 ,"windows-31j" },
{ 2025 ,"gb2312" },
{ 2026 ,"big5" },
{ 2027 ,"macintosh" },
{ 2028 ,"ibm037" },
{ 2029 ,"ibm038" },
{ 2030 ,"ibm273" },
{ 2031 ,"ibm274" },
{ 2032 ,"ibm275" },
{ 2033 ,"ibm277" },
{ 2034 ,"ibm278" },
{ 2035 ,"ibm280" },
{ 2036 ,"ibm281" },
{ 2037 ,"ibm284" },
{ 2038 ,"ibm285" },
{ 2039 ,"ibm290" },
{ 2040 ,"ibm297" },
{ 2041 ,"ibm420" },
{ 2042 ,"ibm423" },
{ 2043 ,"ibm424" },
{ 2044 ,"ibm500" },
{ 2045 ,"ibm851" },
{ 2046 ,"ibm855" },
{ 2047 ,"ibm857" },
{ 2048 ,"ibm860" },
{ 2049 ,"ibm861" },
{ 2050 ,"ibm863" },
{ 2051 ,"ibm864" },
{ 2052 ,"ibm865" },
{ 2053 ,"ibm868" },
{ 2054 ,"ibm869" },
{ 2055 ,"ibm870" },
{ 2056 ,"ibm871" },
{ 2057 ,"ibm880" },
{ 2058 ,"ibm891" },
{ 2059 ,"ibm903" },
{ 2060 ,"ibm904" },
{ 2061 ,"ibm905" },
{ 2062 ,"ibm918" },
{ 2063 ,"ibm1026" },
{ 2064 ,"ebcdic-at-de" },
{ 2065 ,"ebcdic-at-de-a" },
{ 2066 ,"ebcdic-ca-fr" },
{ 2067 ,"ebcdic-dk-no" },
{ 2068 ,"ebcdic-dk-no-a" },
{ 2069 ,"ebcdic-fi-se" },
{ 2070 ,"ebcdic-fi-se-a" },
{ 2071 ,"ebcdic-fr" },
{ 2072 ,"ebcdic-it" },
{ 2073 ,"ebcdic-pt" },
{ 2074 ,"ebcdic-es" },
{ 2075 ,"ebcdic-es-a" },
{ 2076 ,"ebcdic-es-s" },
{ 2077 ,"ebcdic-uk" },
{ 2078 ,"ebcdic-us" },
{ 2079 ,"unknown-8bit" },
{ 2080 ,"mnemonic" },
{ 2081 ,"mnem" },
{ 2082 ,"viscii" },
{ 2083 ,"viqr" },
{ 2084 ,"koi8-r" },
{ 2086 ,"ibm866" },
{ 2087 ,"ibm775" },
{ 2088 ,"koi8-u" },
{ 2089 ,"ibm00858" },
{ 2090 ,"ibm00924" },
{ 2091 ,"ibm01140" },
{ 2092 ,"ibm01141" },
{ 2093 ,"ibm01142" },
{ 2094 ,"ibm01143" },
{ 2095 ,"ibm01144" },
{ 2096 ,"ibm01145" },
{ 2097 ,"ibm01146" },
{ 2098 ,"ibm01147" },
{ 2099 ,"ibm01148" },
{ 2100 ,"ibm01149" },
{ 2101 ,"big5-hkscs" },
{ 2250 ,"windows-1250" },
{ 2251 ,"windows-1251" },
{ 2252 ,"windows-1252" },
{ 2253 ,"windows-1253" },
{ 2254 ,"windows-1254" },
{ 2255 ,"windows-1255" },
{ 2256 ,"windows-1256" },
{ 2257 ,"windows-1257" },
{ 2258 ,"windows-1258" },
{ 2259 ,"tis-620" },
{ 0x00, NULL }
};
static const value_string vals_languages[] = {
{ 0x01,"Afar(aa)" },
{ 0x02,"Abkhazian(ab)" },
{ 0x03,"Afrikaans(af)" },
{ 0x04,"Amharic(am)" },
{ 0x05,"Arabic(ar)" },
{ 0x06,"Assamese(as)" },
{ 0x07,"Aymara(ay)" },
{ 0x08,"Azerbaijani(az)" },
{ 0x09,"Bashkir(ba)" },
{ 0x0A,"Byelorussian(be)" },
{ 0x0B,"Bulgarian(bg)" },
{ 0x0C,"Bihari(bh)" },
{ 0x0D,"Bislama(bi)" },
{ 0x0E,"Bengali; Bangla(bn)" },
{ 0x0F,"Tibetan(bo)" },
{ 0x10,"Breton(br)" },
{ 0x11,"Catalan(ca)" },
{ 0x12,"Corsican(co)" },
{ 0x13,"Czech(cs)" },
{ 0x14,"Welsh(cy)" },
{ 0x15,"Danish(da)" },
{ 0x16,"German(de)" },
{ 0x17,"Bhutani(dz)" },
{ 0x18,"Greek(el)" },
{ 0x19,"English(en)" },
{ 0x1A,"Esperanto(eo)" },
{ 0x1B,"Spanish(es)" },
{ 0x1C,"Estonian(et)" },
{ 0x1D,"Basque(eu)" },
{ 0x1E,"Persian(fa)" },
{ 0x1F,"Finnish(fi)" },
{ 0x20,"Fiji(fj)" },
{ 0x22,"French(fr)" },
{ 0x24,"Irish(ga)" },
{ 0x25,"Scots Gaelic(gd)" },
{ 0x26,"Galician(gl)" },
{ 0x27,"Guarani(gn)" },
{ 0x28,"Gujarati(gu)" },
{ 0x29,"Hausa(ha)" },
{ 0x2A,"Hebrew (formerly iw)(he)" },
{ 0x2B,"Hindi(hi)" },
{ 0x2C,"Croatian(hr)" },
{ 0x2D,"Hungarian(hu)" },
{ 0x2E,"Armenian(hy)" },
{ 0x30,"Indonesian (formerly in)(id)" },
{ 0x47,"Maori(mi)" },
{ 0x48,"Macedonian(mk)" },
{ 0x49,"Malayalam(ml)" },
{ 0x4A,"Mongolian(mn)" },
{ 0x4B,"Moldavian(mo)" },
{ 0x4C,"Marathi(mr)" },
{ 0x4D,"Malay(ms)" },
{ 0x4E,"Maltese(mt)" },
{ 0x4F,"Burmese(my)" },
{ 0x51,"Nepali(ne)" },
{ 0x52,"Dutch(nl)" },
{ 0x53,"Norwegian(no)" },
{ 0x54,"Occitan(oc)" },
{ 0x55,"(Afan) Oromo(om)" },
{ 0x56,"Oriya(or)" },
{ 0x57,"Punjabi(pa)" },
{ 0x58,"Polish(po)" },
{ 0x59,"Pashto, Pushto(ps)" },
{ 0x5A,"Portuguese(pt)" },
{ 0x5B,"Quechua(qu)" },
{ 0x5D,"Kirundi(rn)" },
{ 0x5E,"Romanian(ro)" },
{ 0x5F,"Russian(ru)" },
{ 0x60,"Kinyarwanda(rw)" },
{ 0x61,"Sanskrit(sa)" },
{ 0x62,"Sindhi(sd)" },
{ 0x63,"Sangho(sg)" },
{ 0x64,"Serbo-Croatian(sh)" },
{ 0x65,"Sinhalese(si)" },
{ 0x66,"Slovak(sk)" },
{ 0x67,"Slovenian(sl)" },
{ 0x68,"Samoan(sm)" },
{ 0x69,"Shona(sn)" },
{ 0x6A,"Somali(so)" },
{ 0x6B,"Albanian(sq)" },
{ 0x6C,"Serbian(sr)" },
{ 0x6D,"Siswati(ss)" },
{ 0x6E,"Sesotho(st)" },
{ 0x6F,"Sundanese(su)" },
{ 0x70,"Swedish(sv)" },
{ 0x71,"Swahili(sw)" },
{ 0x72,"Tamil(ta)" },
{ 0x73,"Telugu(te)" },
{ 0x74,"Tajik(tg)" },
{ 0x75,"Thai(th)" },
{ 0x76,"Tigrinya(ti)" },
{ 0x81,"Nauru(na)" },
{ 0x82,"Faeroese(fo)" },
{ 0x83,"Frisian(fy)" },
{ 0x84,"Interlingua(ia)" },
{ 0x8C,"Rhaeto-Romance(rm)" },
{ 0x00, NULL }
};
static const value_string vals_accept_ranges[] = {
{ 0x80, "None" },
{ 0x81, "Bytes" },
{ 0x00, NULL }
};
static const value_string vals_cache_control[] = {
{ 0x80, "No-cache" },
{ 0x81, "No-store" },
{ 0x82, "Max-age" },
{ 0x83, "Max-stale" },
{ 0x84, "Min-fresh" },
{ 0x85, "Only-if-cached" },
{ 0x86, "Public" },
{ 0x87, "Private" },
{ 0x88, "No-transform" },
{ 0x89, "Must-revalidate" },
{ 0x8A, "Proxy-revalidate" },
{ 0x00, NULL }
};
static const value_string vals_transfer_encoding[] = {
{ 0x80, "Chunked" },
{ 0x00, NULL }
};
static const value_string wtls_vals_record_type[] = {
{ 0x01, "change_cipher_data" },
{ 0x02, "alert" },
{ 0x03, "handshake" },
{ 0x04, "application_data" },
{ 0x00, NULL }
};
static const value_string wtls_vals_cipher_bulk[] = {
{ 0x00, "Null" },
{ 0x01, "RC5 CBC 40" },
{ 0x02, "RC5 CBC 56" },
{ 0x03, "RC5 CBC" },
{ 0x04, "DES CBC 40" },
{ 0x05, "DES CBC" },
{ 0x06, "3DES CBC cwEDE40" },
{ 0x07, "IDEA CBC 40" },
{ 0x08, "IDEA CBC 56" },
{ 0x09, "IDEA CBC" },
{ 0x00, NULL }
};
static const value_string wtls_vals_cipher_mac[] = {
{ 0x00, "SHA 0" },
{ 0x01, "SHA 40 " },
{ 0x02, "SHA 80" },
{ 0x03, "SHA" },
{ 0x04, "SHA XOR 40" },
{ 0x05, "MD5 40" },
{ 0x06, "MD5 80" },
{ 0x07, "MD5" },
{ 0x00, NULL }
};
static const value_string wtls_vals_handshake_type[] = {
{ 0, "Hello Request" },
{ 1, "Client Hello" },
{ 2, "Server Hello" },
{ 11, "Certificate" },
{ 12, "Server Key Exchange" },
{ 13, "Certificate Request" },
{ 14, "Server Hello Done" },
{ 15, "Certificate Verify" },
{ 16, "Client Key Exchange" },
{ 20, "Finished" },
{ 0x00, NULL }
};
static const value_string wtls_vals_key_exchange_suite[] = {
{ 0, "NULL" },
{ 1, "Shared Secret" },
{ 2, "Diffie Hellman Anonymous" },
{ 3, "Diffie Hellman Anonymous 512" },
{ 4, "Diffie Hellman Anonymous 768" },
{ 5, "RSA Anonymous" },
{ 6, "RSA Anonymous 512" },
{ 7, "RSA Anonymous 768" },
{ 8, "RSA" },
{ 9, "RSA 512" },
{ 10, "RSA 768" },
{ 11, "EC Diffie Hellman Anonymous" },
{ 12, "EC Diffie Hellman Anonymous 113" },
{ 13, "EC Diffie Hellman Anonymous 131" },
{ 14, "EC Diffie Hellman ECDSA" },
{ 15, "EC Diffie Hellman Anonymous Uncomp" },
{ 16, "EC Diffie Hellman Anonymous Uncomp 113" },
{ 17, "EC Diffie Hellman Anonymous Uncomp 131" },
{ 18, "EC Diffie Hellman ECDSA Uncomp" },
{ 0x00, NULL }
};
static const value_string wtls_vals_identifier_type[] = {
{ 0, "No identifier" },
{ 1, "Textual Name" },
{ 2, "Binary Name" },
{ 254, "SHA-1 Hash Publie Key" },
{ 255, "x509 Distinguished Name" },
{ 0x00, NULL }
};
static const value_string wtls_vals_certificate_type[] = {
{ 1, "WTLS" },
{ 2, "X509" },
{ 3, "X968" },
{ 4, "Url" },
{ 0x00, NULL }
};
static const value_string wtls_vals_compression[] = {
{ 0, "Null" },
{ 0x00, NULL }
};
static const value_string wtls_vals_sequence_mode[] = {
{ 0, "Off" },
{ 1, "Implicit" },
{ 2, "Explicit" },
{ 0x00, NULL }
};
static const value_string wtls_vals_certificate_signature[] = {
{ 0, "Anonymous" },
{ 1, "ECDSA_SHA" },
{ 2, "RSA_SHA" },
{ 0x00, NULL }
};
static const value_string wtls_vals_public_key_type[] = {
{ 2, "RSA" },
{ 3, "ECDH" },
{ 4, "ECSA" },
{ 0x00, NULL }
};
static const value_string wtls_vals_alert_level[] = {
{ 1, "Warning" },
{ 2, "Critical" },
{ 3, "Fatal" },
{ 0x00, NULL }
};
static const value_string wtls_vals_alert_description[] = {
{ 0,"connection_close_notify"},
{ 1,"session_close_notify"},
{ 5,"no_connection"},
{ 10,"unexpected_message"},
{ 11,"time_required"},
{ 20,"bad_record_mac"},
{ 21,"decryption_failed"},
{ 22,"record_overflow"},
{ 30,"decompression_failure"},
{ 40,"handshake_failure"},
{ 42,"bad_certificate"},
{ 43,"unsupported_certificate"},
{ 44,"certificate_revoked"},
{ 45,"certificate_expired"},
{ 46,"certificate_unknown"},
{ 47,"illegal_parameter"},
{ 48,"unknown_ca"},
{ 49,"access_denied"},
{ 50,"decode_error"},
{ 51,"decrypt_error"},
{ 52,"unknown_key_id"},
{ 53,"disabled_key_id"},
{ 54,"key_exchange_disabled"},
{ 55,"session_not_ready"},
{ 56,"unknown_parameter_index"},
{ 57,"duplicate_finished_received"},
{ 60,"export_restriction"},
{ 70,"protocol_version"},
{ 71,"insufficient_security"},
{ 80,"internal_error"},
{ 90,"user_canceled"},
{ 100,"no_renegotiation"},
{ 0x00, NULL }
};
/*
* Windows appears to define DELETE.
*/
#ifdef DELETE
#undef DELETE
#endif
enum {
RESERVED = 0x00,
CONNECT = 0x01,
CONNECTREPLY = 0x02,
REDIRECT = 0x03, /* No sample data */
REPLY = 0x04,
DISCONNECT = 0x05,
PUSH = 0x06, /* No sample data */
CONFIRMEDPUSH = 0x07, /* No sample data */
SUSPEND = 0x08, /* No sample data */
RESUME = 0x09, /* No sample data */
GET = 0x40,
OPTIONS = 0x41, /* No sample data */
HEAD = 0x42, /* No sample data */
DELETE = 0x43, /* No sample data */
TRACE = 0x44, /* No sample data */
POST = 0x60,
PUT = 0x61, /* No sample data */
};
#define WTLS_RECORD_TYPE_LENGTH 0x80
#define WTLS_RECORD_TYPE_SEQUENCE 0x40
#define WTLS_RECORD_TYPE_CIPHER_CUR 0x20
#define WTLS_RECORD_CONTENT_TYPE 0x0f
#define WTLS_ALERT 0x02
#define WTLS_PLAIN_HANDSHAKE 0x03
#define WTLS_HANDSHAKE_CLIENT_HELLO 1
#define WTLS_HANDSHAKE_SERVER_HELLO 2
#define WTLS_HANDSHAKE_CERTIFICATE 11
#define CERTIFICATE_WTLS 1
#define CERTIFICATE_X509 2
#define CERTIFICATE_X968 3
#define CERTIFICATE_URL 4
#define IDENTIFIER_NULL 0
#define IDENTIFIER_TEXT 1
#define IDENTIFIER_BIN 2
#define IDENTIFIER_SHA_1 254
#define IDENTIFIER_X509 255
#define PUBLIC_KEY_RSA 2
#define PUBLIC_KEY_ECDH 3
#define PUBLIC_KEY_ECDSA 4
static void add_uri (proto_tree *, tvbuff_t *, guint, guint);
static void add_headers (proto_tree *, tvbuff_t *);
static void add_header (proto_tree *, tvbuff_t *, tvbuff_t *);
static guint get_value_length (tvbuff_t *, guint, guint *);
static guint add_content_type (proto_tree *, tvbuff_t *, guint, guint *);
static guint add_parameter (proto_tree *, tvbuff_t *, guint);
static guint add_parameter_charset (proto_tree *, tvbuff_t *, guint, guint);
static void add_post_data (proto_tree *, tvbuff_t *, guint);
static void add_post_variable (proto_tree *, tvbuff_t *, guint, guint, guint, guint);
static void dissect_wtls_handshake (proto_tree *, tvbuff_t *, guint, guint);
/*
* Accessor to retrieve variable length int as used in WAP protocol.
* The value is encoded in the lower 7 bits. If the top bit is set, then the
* value continues into the next byte.
* The octetCount parameter holds the number of bytes read in order to return
* the final value. Can be pre-initialised to start at offset+count.
*/
static guint
tvb_get_guintvar (tvbuff_t *tvb, guint offset, guint *octetCount)
{
guint value = 0;
guint octet;
guint counter = 0;
char cont = 1;
if (octetCount == NULL)
{
#ifdef DEBUG
fprintf (stderr, "dissect_wsp: Starting tvb_get_guintvar at offset %d, count=NULL\n", offset);
#endif
}
else
{
#ifdef DEBUG
fprintf (stderr, "dissect_wsp: Starting tvb_get_guintvar at offset %d, count=%d\n", offset, *octetCount);
#endif
counter = *octetCount;
}
while (cont != 0)
{
value<<=7; /* Value only exists in 7 of the 8 bits */
octet = tvb_get_guint8 (tvb, offset+counter);
counter++;
value += (octet & 0x7F);
cont = (octet & 0x80);
#ifdef DEBUG
fprintf (stderr, "dissect_wsp: octet is %d (0x%02x), count=%d, value=%d, cont=%d\n", octet, octet, counter, value, cont);
#endif
}
if (octetCount != NULL)
{
*octetCount = counter;
#ifdef DEBUG
fprintf (stderr, "dissect_wsp: Leaving tvb_get_guintvar count=%d\n", *octetCount);
#endif
}
return (value);
}
/* Code to actually dissect the packets */
static void
dissect_wsp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
frame_data *fdata = pinfo->fd;
int offset = 0;
guint8 pdut;
guint count = 0;
guint value = 0;
guint uriLength = 0;
guint uriStart = 0;
guint capabilityLength = 0;
guint capabilityStart = 0;
guint headersLength = 0;
guint headerLength = 0;
guint headerStart = 0;
guint nextOffset = 0;
guint contentTypeStart = 0;
guint contentType = 0;
tvbuff_t *tmp_tvb;
/* Set up structures we will need to add the protocol subtree and manage it */
proto_item *ti;
proto_tree *wsp_tree;
/* proto_tree *wsp_header_fixed; */
proto_tree *wsp_capabilities;
if (check_col(fdata, COL_PROTOCOL))
{
col_set_str(fdata, COL_PROTOCOL, "WSP" );
}
if (check_col(fdata, COL_INFO)) {
col_clear(fdata, COL_INFO);
};
/* Connection-less mode has a TID first */
offset++;
/* Find the PDU type */
pdut = tvb_get_guint8 (tvb, offset);
/* Develop the string to put in the Info column */
if (check_col(fdata, COL_INFO)) {
col_add_fstr(fdata, COL_INFO, "WSP %s",
val_to_str (pdut, vals_pdu_type, "Unknown PDU type (0x%02x)"));
};
/* In the interest of speed, if "tree" is NULL, don't do any work not
necessary to generate protocol tree items. */
if (tree) {
ti = proto_tree_add_item(tree, proto_wsp, tvb, 0,
tvb_length(tvb), bo_little_endian);
wsp_tree = proto_item_add_subtree(ti, ett_wsp);
/* Code to process the packet goes here */
/*
wsp_header_fixed = proto_item_add_subtree(ti, ett_header);
*/
/* Add common items: only TID and PDU Type */
/* TID Field is always first (if it exists) */
ti = proto_tree_add_item (wsp_tree, hf_wsp_header_tid,tvb,0,1,bo_little_endian);
ti = proto_tree_add_item(
wsp_tree, /* tree */
hf_wsp_header_pdu_type, /* id */
tvb,
offset++, /* start of high light */
1, /* length of high light */
bo_little_endian /* value */
);
switch (pdut)
{
case CONNECT:
ti = proto_tree_add_item (wsp_tree, hf_wsp_version_major,tvb,offset,1,bo_little_endian);
ti = proto_tree_add_item (wsp_tree, hf_wsp_version_minor,tvb,offset,1,bo_little_endian);
offset++;
capabilityStart = offset;
capabilityLength = tvb_get_guintvar (tvb, offset, &count);
offset += count;
ti = proto_tree_add_uint (wsp_tree, hf_wsp_capability_length,tvb,capabilityStart,count,capabilityLength);
count = 0;
headerStart = offset;
headerLength = tvb_get_guintvar (tvb, offset, &count);
offset += count;
ti = proto_tree_add_uint (wsp_tree, hf_wsp_header_length,tvb,headerStart,count,headerLength);
if (capabilityLength > 0)
{
ti = proto_tree_add_item (wsp_tree, hf_wsp_capabilities_section,tvb,offset,capabilityLength,bo_little_endian);
wsp_capabilities = proto_item_add_subtree( ti, ett_capabilities );
offset += capabilityLength;
}
if (headerLength > 0)
{
tmp_tvb = tvb_new_subset (tvb, offset, headerLength, headerLength);
add_headers (wsp_tree, tmp_tvb);
}
break;
case CONNECTREPLY:
value = tvb_get_guintvar (tvb, offset, &count);
ti = proto_tree_add_uint (wsp_tree, hf_wsp_server_session_id,tvb,offset,count,value);
offset += count;
count = 0;
capabilityStart = offset;
capabilityLength = tvb_get_guintvar (tvb, offset, &count);
offset += count;
ti = proto_tree_add_uint (wsp_tree, hf_wsp_capability_length,tvb,capabilityStart,count,capabilityLength);
count = 0;
headerStart = offset;
headerLength = tvb_get_guintvar (tvb, offset, &count);
offset += count;
ti = proto_tree_add_uint (wsp_tree, hf_wsp_header_length,tvb,headerStart,count,headerLength);
if (capabilityLength > 0)
{
ti = proto_tree_add_item (wsp_tree, hf_wsp_capabilities_section,tvb,offset,capabilityLength,bo_little_endian);
wsp_capabilities = proto_item_add_subtree( ti, ett_capabilities );
offset += capabilityLength;
}
if (headerLength > 0)
{
/*
ti = proto_tree_add_item (wsp_tree, hf_wsp_headers_section,tvb,offset,headerLength,bo_little_endian);
wsp_headers = proto_item_add_subtree( ti, ett_headers );
*/
tmp_tvb = tvb_new_subset (tvb, offset, headerLength, headerLength);
add_headers (wsp_tree, tmp_tvb);
}
break;
case DISCONNECT:
value = tvb_get_guintvar (tvb, offset, &count);
ti = proto_tree_add_uint (wsp_tree, hf_wsp_server_session_id,tvb,offset,count,value);
break;
case GET:
/* Length of URI and size of URILen field */
count = 0;
value = tvb_get_guintvar (tvb, offset, &count);
nextOffset = offset + count;
add_uri (wsp_tree, tvb, offset, nextOffset);
offset += (value+count);
tmp_tvb = tvb_new_subset (tvb, offset, -1, -1);
add_headers (wsp_tree, tmp_tvb);
break;
case POST:
/* Length of URI and size of URILen field */
uriStart = offset;
uriLength = tvb_get_guintvar (tvb, offset, &count);
headerStart = uriStart+count;
count = 0;
headersLength = tvb_get_guintvar (tvb, headerStart, &count);
offset = headerStart + count;
add_uri (wsp_tree, tvb, uriStart, offset);
offset += uriLength;
ti = proto_tree_add_item (wsp_tree, hf_wsp_header_length,tvb,headerStart,count,bo_little_endian);
contentTypeStart = offset;
nextOffset = add_content_type (wsp_tree, tvb, offset, &contentType);
/* Add headers subtree that will hold the headers fields */
/* Runs from nextOffset for value-(length of content-type field)*/
headerLength = headersLength-(nextOffset-contentTypeStart);
tmp_tvb = tvb_new_subset (tvb, nextOffset, headerLength, headerLength);
add_headers (wsp_tree, tmp_tvb);
/* TODO: Post DATA */
/* Runs from start of headers+headerLength to END_OF_FRAME */
offset = nextOffset+headerLength;
tmp_tvb = tvb_new_subset (tvb, offset, tvb_reported_length (tvb)-offset, tvb_reported_length (tvb)-offset);
add_post_data (wsp_tree, tmp_tvb, contentType);
break;
case REPLY:
ti = proto_tree_add_item (wsp_tree, hf_wsp_header_status,tvb,offset,1,bo_little_endian);
value = tvb_get_guintvar (tvb, offset+1, &count);
nextOffset = offset + 1 + count;
ti = proto_tree_add_uint (wsp_tree, hf_wsp_header_length,tvb,offset+1,count,value);
contentTypeStart = nextOffset;
nextOffset = add_content_type (wsp_tree, tvb, nextOffset, &contentType);
/* Add headers subtree that will hold the headers fields */
/* Runs from nextOffset for value-(length of content-type field)*/
headerLength = value-(nextOffset-contentTypeStart);
tmp_tvb = tvb_new_subset (tvb, nextOffset, headerLength, headerLength);
add_headers (wsp_tree, tmp_tvb);
offset += count+value+1;
/* TODO: Data - decode WMLC */
/* Runs from offset+1+count+value+1 to END_OF_FRAME */
if (offset < tvb_reported_length (tvb))
{
ti = proto_tree_add_item (wsp_tree, hf_wsp_reply_data,tvb,offset,tvb_reported_length(tvb)-offset,bo_little_endian);
}
break;
}
}
}
/* Code to actually dissect the packets */
static void
dissect_wtls(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
frame_data *fdata = pinfo->fd;
int offset = 0;
char pdut;
char pdu_msg_type;
guint count = 0;
guint offset_wtls = 0;
/* Set up structures we will need to add the protocol subtree and manage it */
proto_item *ti;
proto_tree *wtls_tree;
proto_tree *wtls_rec_tree;
proto_tree *wtls_msg_type_tree;
if (check_col(fdata, COL_PROTOCOL))
{
col_set_str(fdata, COL_PROTOCOL, "WTLS+WSP" );
}
/* Develop the string to put in the Info column */
if (check_col(fdata, COL_INFO)) {
col_set_str(fdata, COL_INFO, "WTLS" );
};
/* In the interest of speed, if "tree" is NULL, don't do any work not
necessary to generate protocol tree items. */
if (tree) {
ti = proto_tree_add_item(tree, proto_wtls, tvb, offset_wtls,
tvb_length(tvb), bo_little_endian);
wtls_tree = proto_item_add_subtree(ti, ett_wsp);
for (offset_wtls=0; offset_wtls < (tvb_length(tvb)-1);) {
pdut = tvb_get_guint8 (tvb, offset_wtls);
offset = offset_wtls+1;
if (pdut & WTLS_RECORD_TYPE_SEQUENCE) {
offset+=2;
}
if (pdut & WTLS_RECORD_TYPE_LENGTH) {
count = tvb_get_ntohs(tvb, offset);
offset+=2;
count += offset-offset_wtls;
}
else {
count = tvb_length (tvb)-offset_wtls;
}
ti = proto_tree_add_item(wtls_tree, hf_wtls_record, tvb, offset_wtls,
count, bo_little_endian);
wtls_rec_tree = proto_item_add_subtree(ti, ett_wtls_rec);
offset = offset_wtls;
ti = proto_tree_add_item (wtls_rec_tree, hf_wtls_record_type,
tvb,offset,1,bo_big_endian);
offset++;
offset_wtls += count;
if (pdut & WTLS_RECORD_TYPE_SEQUENCE) {
ti = proto_tree_add_item (wtls_rec_tree, hf_wtls_record_sequence,
tvb,offset,2,bo_big_endian);
offset+=2;
}
if (pdut & WTLS_RECORD_TYPE_LENGTH) {
count = tvb_get_ntohs(tvb, offset);
ti = proto_tree_add_item (wtls_rec_tree, hf_wtls_record_length,
tvb,offset,2,bo_big_endian);
offset+=2;
}
else {
count = tvb_length (tvb)-offset;
}
if (pdut & WTLS_RECORD_TYPE_CIPHER_CUR) {
ti = proto_tree_add_item (wtls_rec_tree, hf_wtls_record_ciphered,
tvb,offset,count,bo_big_endian);
continue;
}
switch (pdut & WTLS_RECORD_CONTENT_TYPE) {
case WTLS_PLAIN_HANDSHAKE :
dissect_wtls_handshake(wtls_rec_tree,tvb,offset,count);
break;
case WTLS_ALERT :
ti = proto_tree_add_item(wtls_rec_tree, hf_wtls_alert, tvb, offset,
count, bo_little_endian);
wtls_msg_type_tree = proto_item_add_subtree(ti, ett_wtls_msg_type);
pdu_msg_type = tvb_get_guint8 (tvb, offset);
ti = proto_tree_add_item (wtls_msg_type_tree, hf_wtls_alert_level,
tvb,offset,1,bo_big_endian);
offset+=1;
count = tvb_get_ntohs (tvb, offset);
ti = proto_tree_add_item (wtls_msg_type_tree, hf_wtls_alert_description,
tvb,offset,1,bo_big_endian);
offset+=1;
default:
offset+=count;
break;
}
}
}
}
static void
dissect_wtls_handshake(proto_tree *tree, tvbuff_t *tvb, guint offset, guint count)
{
char pdu_msg_type;
struct timeval timeValue;
int client_size = 0;
guint value = 0;
int size = 0;
guint public_key = 0;
guint signature = 0;
proto_item *ti;
proto_item *cli_key_item;
proto_tree *wtls_msg_type_tree;
proto_tree *wtls_msg_type_item_tree;
proto_tree *wtls_msg_type_item_sub_tree;
proto_tree *wtls_msg_type_item_sub_sub_tree;
ti = proto_tree_add_item(tree, hf_wtls_hands, tvb, offset,count, bo_little_endian);
wtls_msg_type_tree = proto_item_add_subtree(ti, ett_wtls_msg_type);
pdu_msg_type = tvb_get_guint8 (tvb, offset);
ti = proto_tree_add_item (wtls_msg_type_tree, hf_wtls_hands_type,
tvb,offset,1,bo_big_endian);
offset+=1;
count = tvb_get_ntohs (tvb, offset);
ti = proto_tree_add_item (wtls_msg_type_tree, hf_wtls_hands_length,
tvb,offset,2,bo_big_endian);
offset+=2;
switch(pdu_msg_type) {
case WTLS_HANDSHAKE_CLIENT_HELLO :
ti = proto_tree_add_item(wtls_msg_type_tree, hf_wtls_hands_cli_hello, tvb, offset,
count, bo_little_endian);
wtls_msg_type_item_tree = proto_item_add_subtree(ti, ett_wtls_msg_type_item);
ti = proto_tree_add_item (wtls_msg_type_item_tree, hf_wtls_hands_cli_hello_version,
tvb,offset,1,bo_big_endian);
offset++;
timeValue.tv_sec = tvb_get_ntohl (tvb, offset);
timeValue.tv_usec = 0;
ti = proto_tree_add_time (wtls_msg_type_item_tree, hf_wtls_hands_cli_hello_gmt, tvb,
offset, 4, &timeValue);
offset+=4;
ti = proto_tree_add_item (wtls_msg_type_item_tree, hf_wtls_hands_cli_hello_random,
tvb,offset,12,bo_big_endian);
offset+=12;
count = tvb_get_guint8(tvb, offset);
ti = proto_tree_add_item (wtls_msg_type_item_tree, hf_wtls_hands_cli_hello_session,
tvb,offset,count+1,bo_big_endian);
offset+=1+count;
count = tvb_get_ntohs (tvb, offset);
ti = proto_tree_add_item(wtls_msg_type_item_tree,
hf_wtls_hands_cli_hello_cli_key_id, tvb, offset,
count+2, bo_little_endian);
wtls_msg_type_item_sub_tree = proto_item_add_subtree(ti, ett_wtls_msg_type_item_sub);
offset+=2;
for (;count > 0;count-=client_size) {
cli_key_item = proto_tree_add_item(wtls_msg_type_item_sub_tree,
hf_wtls_hands_cli_hello_key_exchange, tvb, offset,1,
bo_little_endian);
client_size=1;
wtls_msg_type_item_sub_sub_tree = proto_item_add_subtree(cli_key_item,
ett_wtls_msg_type_item_sub_sub);
ti = proto_tree_add_item(wtls_msg_type_item_sub_sub_tree,
hf_wtls_hands_cli_hello_key_exchange_suite,
tvb,offset,1,bo_big_endian);
offset++;
value = tvb_get_guint8 (tvb, offset);
ti = proto_tree_add_item(wtls_msg_type_item_sub_sub_tree,
hf_wtls_hands_cli_hello_key_parameter_index,
tvb,offset,1,bo_big_endian);
offset++;
client_size++;
if (value == 0xff) {
size = tvb_get_ntohs (tvb, offset);
ti = proto_tree_add_item(wtls_msg_type_item_sub_sub_tree,
hf_wtls_hands_cli_hello_key_parameter_set,
tvb,offset,size+2,bo_big_endian);
offset+=size+2;
client_size+=size+2;
}
value = tvb_get_guint8 (tvb, offset);
ti = proto_tree_add_item(wtls_msg_type_item_sub_sub_tree,
hf_wtls_hands_cli_hello_key_identifier_type,
tvb,offset,1,bo_big_endian);
offset++;
client_size++;
proto_item_set_len(cli_key_item, client_size);
}
count = tvb_get_ntohs (tvb, offset);
ti = proto_tree_add_item(wtls_msg_type_item_tree,
hf_wtls_hands_cli_hello_trust_key_id, tvb, offset,
count+2, bo_little_endian);
wtls_msg_type_item_sub_tree = proto_item_add_subtree(ti, ett_wtls_msg_type_item_sub);
offset+=2;
for (;count > 0;count-=client_size) {
cli_key_item = proto_tree_add_item(wtls_msg_type_item_sub_tree,
hf_wtls_hands_cli_hello_key_exchange, tvb, offset,1,
bo_little_endian);
client_size=1;
wtls_msg_type_item_sub_sub_tree = proto_item_add_subtree(cli_key_item,
ett_wtls_msg_type_item_sub_sub);
ti = proto_tree_add_item(wtls_msg_type_item_sub_sub_tree,
hf_wtls_hands_cli_hello_key_exchange_suite,
tvb,offset,1,bo_big_endian);
offset++;
value = tvb_get_guint8 (tvb, offset);
ti = proto_tree_add_item(wtls_msg_type_item_sub_sub_tree,
hf_wtls_hands_cli_hello_key_parameter_index,
tvb,offset,1,bo_big_endian);
offset++;
client_size++;
if (value == 0xff) {
size = tvb_get_ntohs (tvb, offset);
ti = proto_tree_add_item(wtls_msg_type_item_sub_sub_tree,
hf_wtls_hands_cli_hello_key_parameter_set,
tvb,offset,size+2,bo_big_endian);
offset+=size+2;
client_size+=size+2;
}
value = tvb_get_guint8 (tvb, offset);
ti = proto_tree_add_item(wtls_msg_type_item_sub_sub_tree,
hf_wtls_hands_cli_hello_key_identifier_type,
tvb,offset,1,bo_big_endian);
offset++;
client_size++;
proto_item_set_len(cli_key_item, client_size);
}
count = tvb_get_guint8 (tvb, offset);
ti = proto_tree_add_item(wtls_msg_type_item_tree,
hf_wtls_hands_cli_hello_cipher_suite, tvb, offset,
count+1, bo_little_endian);
wtls_msg_type_item_sub_tree = proto_item_add_subtree(ti, ett_wtls_msg_type_item_sub);
offset+=1;
for (;count > 0;count-=client_size) {
cli_key_item = proto_tree_add_item(wtls_msg_type_item_sub_tree,
hf_wtls_hands_cli_hello_cipher_suite_item, tvb, offset,1,
bo_little_endian);
client_size=1;
wtls_msg_type_item_sub_sub_tree = proto_item_add_subtree(cli_key_item,
ett_wtls_msg_type_item_sub_sub);
ti = proto_tree_add_item(wtls_msg_type_item_sub_sub_tree,
hf_wtls_hands_cli_hello_cipher_bulk,
tvb,offset,1,bo_big_endian);
offset++;
value = tvb_get_guint8 (tvb, offset);
ti = proto_tree_add_item(wtls_msg_type_item_sub_sub_tree,
hf_wtls_hands_cli_hello_cipher_mac,
tvb,offset,1,bo_big_endian);
offset++;
client_size++;
proto_item_set_len(cli_key_item, client_size);
}
count = tvb_get_guint8 (tvb, offset);
ti = proto_tree_add_item(wtls_msg_type_item_tree,
hf_wtls_hands_cli_hello_compression_methods, tvb, offset,
count+1, bo_little_endian);
wtls_msg_type_item_sub_tree = proto_item_add_subtree(ti, ett_wtls_msg_type_item_sub);
offset+=1;
for (;count > 0;count-=client_size) {
client_size=0;
ti = proto_tree_add_item(wtls_msg_type_item_sub_tree,
hf_wtls_hands_cli_hello_compression, tvb, offset,1,
bo_little_endian);
offset++;
client_size++;
}
ti = proto_tree_add_item(wtls_msg_type_item_tree,
hf_wtls_hands_cli_hello_sequence_mode, tvb, offset,
1, bo_little_endian);
offset++;
ti = proto_tree_add_item(wtls_msg_type_item_tree,
hf_wtls_hands_cli_hello_key_refresh, tvb, offset,
1, bo_little_endian);
break;
case WTLS_HANDSHAKE_SERVER_HELLO :
ti = proto_tree_add_item(wtls_msg_type_tree, hf_wtls_hands_serv_hello, tvb, offset,
count, bo_little_endian);
wtls_msg_type_item_tree = proto_item_add_subtree(ti, ett_wtls_msg_type_item);
ti = proto_tree_add_item (wtls_msg_type_item_tree, hf_wtls_hands_serv_hello_version,
tvb,offset,1,bo_big_endian);
offset++;
timeValue.tv_sec = tvb_get_ntohl (tvb, offset);
timeValue.tv_usec = 0;
ti = proto_tree_add_time (wtls_msg_type_item_tree, hf_wtls_hands_serv_hello_gmt, tvb,
offset, 4, &timeValue);
offset+=4;
ti = proto_tree_add_item (wtls_msg_type_item_tree, hf_wtls_hands_serv_hello_random,
tvb,offset,12,bo_big_endian);
offset+=12;
count = tvb_get_guint8(tvb, offset);
ti = proto_tree_add_item (wtls_msg_type_item_tree, hf_wtls_hands_serv_hello_session,
tvb,offset,count+1,bo_big_endian);
offset+=1+count;
ti = proto_tree_add_item(wtls_msg_type_item_tree,
hf_wtls_hands_serv_hello_cli_key_id,
tvb,offset,1,bo_big_endian);
offset++;
cli_key_item = proto_tree_add_item(wtls_msg_type_item_tree,
hf_wtls_hands_serv_hello_cipher_suite_item, tvb, offset,2,
bo_little_endian);
wtls_msg_type_item_sub_tree = proto_item_add_subtree(cli_key_item,
ett_wtls_msg_type_item_sub);
ti = proto_tree_add_item(wtls_msg_type_item_sub_tree,
hf_wtls_hands_serv_hello_cipher_bulk,
tvb,offset,1,bo_big_endian);
offset++;
value = tvb_get_guint8 (tvb, offset);
ti = proto_tree_add_item(wtls_msg_type_item_sub_tree,
hf_wtls_hands_serv_hello_cipher_mac,
tvb,offset,1,bo_big_endian);
offset++;
ti = proto_tree_add_item(wtls_msg_type_item_tree,
hf_wtls_hands_serv_hello_compression, tvb, offset,1,
bo_little_endian);
offset++;
ti = proto_tree_add_item(wtls_msg_type_item_tree,
hf_wtls_hands_serv_hello_sequence_mode, tvb, offset,
1, bo_little_endian);
offset++;
ti = proto_tree_add_item(wtls_msg_type_item_tree,
hf_wtls_hands_serv_hello_key_refresh, tvb, offset,
1, bo_little_endian);
offset++;
break;
case WTLS_HANDSHAKE_CERTIFICATE :
ti = proto_tree_add_item(wtls_msg_type_tree, hf_wtls_hands_certificates,
tvb, offset,count, bo_little_endian);
wtls_msg_type_item_tree = proto_item_add_subtree(ti, ett_wtls_msg_type_item);
count = tvb_get_ntohs (tvb, offset);
offset+=2;
for (;count > 0;count-=client_size) {
cli_key_item = proto_tree_add_item(wtls_msg_type_item_tree,
hf_wtls_hands_certificate, tvb, offset,1,
bo_little_endian);
client_size=0;
wtls_msg_type_item_sub_tree = proto_item_add_subtree(cli_key_item,
ett_wtls_msg_type_item_sub);
proto_item_set_len(cli_key_item, client_size);
value = tvb_get_guint8 (tvb, offset);
ti = proto_tree_add_item(wtls_msg_type_item_sub_tree,
hf_wtls_hands_certificate_type, tvb, offset,1,
bo_little_endian);
offset++;
client_size++;
switch(value) {
case CERTIFICATE_WTLS:
ti = proto_tree_add_item(wtls_msg_type_item_sub_tree,
hf_wtls_hands_certificate_wtls_version,
tvb, offset,1,
bo_little_endian);
offset++;
client_size++;
signature = tvb_get_guint8 (tvb, offset);
ti = proto_tree_add_item(wtls_msg_type_item_sub_tree,
hf_wtls_hands_certificate_wtls_signature_type,
tvb, offset,1,
bo_little_endian);
offset++;
client_size++;
value = tvb_get_guint8 (tvb, offset);
ti = proto_tree_add_item(wtls_msg_type_item_sub_tree,
hf_wtls_hands_certificate_wtls_issuer_type,
tvb, offset,1,
bo_little_endian);
offset++;
client_size++;
switch (value) {
case IDENTIFIER_NULL :
break;
case IDENTIFIER_TEXT :
ti = proto_tree_add_item(
wtls_msg_type_item_sub_tree,
hf_wtls_hands_certificate_wtls_issuer_charset,
tvb, offset,2,
bo_big_endian);
offset+=2;
client_size+=2;
value = tvb_get_guint8 (tvb, offset);
ti = proto_tree_add_item(
wtls_msg_type_item_sub_tree,
hf_wtls_hands_certificate_wtls_issuer_name,
tvb, offset,1+value,
bo_big_endian);
offset+=1+value;
client_size+=1+value;
break;
case IDENTIFIER_BIN :
break;
case IDENTIFIER_SHA_1 :
break;
case IDENTIFIER_X509 :
break;
}
timeValue.tv_sec = tvb_get_ntohl (tvb, offset);
timeValue.tv_usec = 0;
ti = proto_tree_add_time (wtls_msg_type_item_sub_tree,
hf_wtls_hands_certificate_wtls_valid_not_before,
tvb, offset, 4, &timeValue);
offset+=4;
client_size+=4;
timeValue.tv_sec = tvb_get_ntohl (tvb, offset);
timeValue.tv_usec = 0;
ti = proto_tree_add_time (wtls_msg_type_item_sub_tree,
hf_wtls_hands_certificate_wtls_valid_not_after,
tvb, offset, 4, &timeValue);
offset+=4;
client_size+=4;
value = tvb_get_guint8 (tvb, offset);
ti = proto_tree_add_item(wtls_msg_type_item_sub_tree,
hf_wtls_hands_certificate_wtls_subject_type,
tvb, offset,1,
bo_little_endian);
offset++;
client_size++;
switch (value) {
case IDENTIFIER_NULL :
break;
case IDENTIFIER_TEXT :
ti = proto_tree_add_item(
wtls_msg_type_item_sub_tree,
hf_wtls_hands_certificate_wtls_subject_charset,
tvb, offset,2,
bo_big_endian);
offset+=2;
client_size+=2;
value = tvb_get_guint8 (tvb, offset);
ti = proto_tree_add_item(
wtls_msg_type_item_sub_tree,
hf_wtls_hands_certificate_wtls_subject_name,
tvb, offset,1+value,
bo_big_endian);
offset+=1+value;
client_size+=1+value;
break;
case IDENTIFIER_BIN :
break;
case IDENTIFIER_SHA_1 :
break;
case IDENTIFIER_X509 :
break;
}
public_key = tvb_get_guint8 (tvb, offset);
ti = proto_tree_add_item(wtls_msg_type_item_sub_tree,
hf_wtls_hands_certificate_wtls_public_key_type,
tvb, offset,1,
bo_little_endian);
offset++;
client_size++;
value = tvb_get_guint8 (tvb, offset);
ti = proto_tree_add_item(wtls_msg_type_item_sub_tree,
hf_wtls_hands_certificate_wtls_key_parameter_index,
tvb,offset,1,bo_big_endian);
offset++;
client_size++;
if (value == 0xff) {
size = tvb_get_ntohs (tvb, offset);
ti = proto_tree_add_item(wtls_msg_type_item_sub_tree,
hf_wtls_hands_certificate_wtls_key_parameter_set,
tvb,offset,size+2,bo_big_endian);
offset+=size+2;
client_size+=size+2;
}
switch (public_key) {
case PUBLIC_KEY_RSA :
value = tvb_get_ntohs (tvb, offset);
ti = proto_tree_add_item(wtls_msg_type_item_sub_tree,
hf_wtls_hands_certificate_wtls_rsa_exponent,
tvb,offset,value+2,bo_big_endian);
offset+=2+value;
client_size+=2+value;
value = tvb_get_ntohs (tvb, offset);
ti = proto_tree_add_item(wtls_msg_type_item_sub_tree,
hf_wtls_hands_certificate_wtls_rsa_modules,
tvb,offset,value+2,bo_big_endian);
offset+=2+value;
client_size+=2+value;
break;
case PUBLIC_KEY_ECDH :
break;
case PUBLIC_KEY_ECDSA :
break;
}
value = tvb_get_ntohs (tvb, offset);
ti = proto_tree_add_item(wtls_msg_type_item_sub_tree,
hf_wtls_hands_certificate_wtls_signature,
tvb,offset,2+value,bo_big_endian);
offset+=2+value;
client_size+=2+value;
break;
case CERTIFICATE_X509:
case CERTIFICATE_X968:
value = tvb_get_ntohs (tvb, offset);
offset+=2;
client_size+=2;
client_size += value;
offset += value;
break;
case CERTIFICATE_URL:
value = tvb_get_guint8 (tvb, offset);
offset++;
client_size++;
client_size += value;
offset += value;
break;
}
proto_item_set_len(cli_key_item, client_size);
}
break;
default:
offset+=count;
break;
}
}
static void
add_uri (proto_tree *tree, tvbuff_t *tvb, guint URILenOffset, guint URIOffset)
{
proto_item *ti;
guint8 terminator = 0;
char *newBuffer;
guint count = 0;
guint uriLen = tvb_get_guintvar (tvb, URILenOffset, &count);
ti = proto_tree_add_uint (tree, hf_wsp_header_uri_len,tvb,URILenOffset,count,uriLen);
/* If string doesn't end with a 0x00, we need to add one to be on the safe side */
terminator = tvb_get_guint8 (tvb, URIOffset+uriLen-1);
if (terminator != 0)
{
newBuffer = g_malloc (uriLen+1);
strncpy (newBuffer, tvb_get_ptr (tvb, URIOffset, uriLen), uriLen);
newBuffer[uriLen] = 0;
ti = proto_tree_add_string (tree, hf_wsp_header_uri,tvb,URIOffset,uriLen,newBuffer);
g_free (newBuffer);
}
else
{
ti = proto_tree_add_item (tree, hf_wsp_header_uri,tvb,URIOffset,uriLen,bo_little_endian);
}
}
static void
add_headers (proto_tree *tree, tvbuff_t *tvb)
{
proto_item *ti;
proto_tree *wsp_headers;
guint offset = 0;
guint headersLen = tvb_reported_length (tvb);
guint8 headerStart = 0;
guint peek = 0;
tvbuff_t *header_buff;
tvbuff_t *value_buff;
guint count = 0;
guint valueStart = 0;
guint valueEnd = 0;
#ifdef DEBUG
fprintf (stderr, "dissect_wsp: Offset is %d, size is %d\n", offset, headersLen);
#endif
/* End of buffer */
if (headersLen <= 0)
{
return;
}
#ifdef DEBUG
fprintf (stderr, "dissect_wsp: Headers to process\n");
#endif
ti = proto_tree_add_item (tree, hf_wsp_headers_section,tvb,offset,headersLen,bo_little_endian);
wsp_headers = proto_item_add_subtree( ti, ett_headers );
/* Parse Headers */
while (offset < headersLen)
{
/* Loop round each header */
headerStart = offset;
peek = tvb_get_guint8 (tvb, headerStart);
if (peek < 32) /* Short-cut shift delimeter */
{
fprintf (stderr, "dissect_wsp: header: short-cut shift %d (0x%02X)\n", peek, peek);
offset++;
}
else if (peek == 0x7F) /* Shift delimeter */
{
fprintf (stderr, "dissect_wsp: header: shift delimeter %d (0x%02X)\n", peek, peek);
offset++;
}
else if (peek < 127)
{
#ifdef DEBUG
fprintf (stderr, "dissect_wsp: header: application-header start %d (0x%02X)\n", peek, peek);
#endif
while (tvb_get_guint8 (tvb, offset++)) { /* Do nothing, just look for NULL */ }
}
else if (peek & 0x80) /* Well-known header */
{
#ifdef DEBUG
fprintf (stderr, "dissect_wsp: header: well-known %d (0x%02X)\n", peek, peek);
#endif
offset++;
}
/* Get value part of header */
valueStart = offset;
peek = tvb_get_guint8 (tvb, valueStart);
if (peek <= 30)
{
#ifdef DEBUG
fprintf (stderr, "dissect_wsp: Looking for %d octets\n", peek);
#endif
valueEnd = offset+1+peek;
offset += (peek+1);
}
else if (peek == 31)
{
#ifdef DEBUG
fprintf (stderr, "dissect_wsp: Looking for uintvar octets\n");
#endif
count = 0;
tvb_get_guintvar (tvb, valueStart, &count);
valueEnd = offset+1+count;
offset += (count+1);
}
else if (peek <= 127)
{
#ifdef DEBUG
fprintf (stderr, "dissect_wsp: Looking for NULL-terminated string\n");
#endif
valueEnd = valueStart+1;
while (tvb_get_guint8 (tvb, valueEnd++)) { /* Do nothing, just look for NULL */ }
offset = valueEnd;
}
else
{
#ifdef DEBUG
fprintf (stderr, "dissect_wsp: Value is %d\n", (peek & 0x7F));
#endif
valueEnd = offset+1;
offset++;
}
#ifdef DEBUG
fprintf (stderr, "dissect_wsp: Creating value buffer from offset %d, size=%d\n", headerStart, (offset-headerStart));
#endif
header_buff = tvb_new_subset (tvb, headerStart, (offset-headerStart), (offset-headerStart));
value_buff = tvb_new_subset (tvb, valueStart, (valueEnd-valueStart), (valueEnd-valueStart));
add_header (wsp_headers, header_buff, value_buff);
}
}
static void
add_header (proto_tree *tree, tvbuff_t *header_buff, tvbuff_t *value_buff)
{
guint offset = 0;
guint8 headerType = 0;
proto_item *ti;
guint headerLen = tvb_reported_length (header_buff);
guint valueLen = tvb_reported_length (value_buff);
guint peek = 0;
struct timeval timeValue;
guint value = 0;
guint valSize = 0;
char valString[100];
char *valMatch;
guint q_value = 0;
headerType = tvb_get_guint8 (header_buff, 0);
peek = tvb_get_guint8 (value_buff, 0);
#ifdef DEBUG
fprintf (stderr, "dissect_wsp: Got header 0x%02x\n", headerType);
fprintf (stderr, "dissect_wsp: First value octet is 0x%02x\n", peek);
#endif
if (headerType == 0x7F)
{
}
else if (headerType < 0x1F)
{
}
else if (headerType & 0x80)
{
headerType = headerType & 0x7F;
switch (headerType)
{
case 0x00: /* Accept */
if (peek & 0x80)
{
proto_tree_add_uint (tree, hf_wsp_header_accept, header_buff, offset, headerLen, (peek & 0x7F));
}
else
{
proto_tree_add_string (tree, hf_wsp_header_accept_str,header_buff,offset,headerLen,tvb_get_ptr (value_buff, 0, valueLen));
}
break;
case 0x01: /* Accept-Charset */
if (peek < 31)
{
/* Peek contains the number of octets to follow */
valSize = tvb_get_guint8 (value_buff, 1);
/* decode Charset */
if (valSize & 0x80) {
value = valSize & 0x7f;
valSize = 1;
}
else if (valSize < 31) {
switch (valSize)
{
case 1:
value = tvb_get_guint8 (value_buff, 2);
break;
case 2:
value = tvb_get_ntohs (value_buff, 2);
break;
case 3:
value = tvb_get_ntoh24 (value_buff, 2);
break;
case 4:
value = tvb_get_ntohl (value_buff, 2);
break;
default:
value = 0;
fprintf (stderr, "dissect_wsp: accept-charset size %d NYI\n", peek);
break;
}
valSize++;
}
else {
fprintf (stderr, "dissect_wsp: Accept-Charset value %d (0x%02X) NYI\n", peek, value);
}
valMatch = match_strval(value,vals_character_sets);
if (peek > valSize) {
q_value = tvb_get_guintvar (value_buff, 1+valSize, NULL);
if (q_value <= 100) {
q_value = (q_value - 1) * 10;
}
else {
q_value -= 100;
}
}
else {
q_value = 1000;
}
if (valMatch != NULL) {
snprintf(valString,100,"%s;Q=%5.3f",valMatch,q_value/1000.0);
}
else {
snprintf(valString,100,"Unknow %d;Q=%5.3f",value,q_value/1000.0);
}
proto_tree_add_string (tree, hf_wsp_header_accept_charset_str, header_buff, offset, headerLen, valString);
}
else if (peek & 0x80)
{
proto_tree_add_uint (tree, hf_wsp_header_accept_charset, header_buff, offset, headerLen, (peek & 0x7F) );
}
else
{
fprintf (stderr, "dissect_wsp: Accept-Charset value %d (0x%02X) NYI\n", peek, peek);
}
break;
case 0x03: /* Accept-Language */
if (peek < 31)
{
/* Peek contains the number of octets to follow */
switch (peek)
{
case 1:
proto_tree_add_uint (tree, hf_wsp_header_accept_language, header_buff, offset,
headerLen, tvb_get_guint8 (value_buff, 1) );
break;
case 2:
proto_tree_add_uint (tree, hf_wsp_header_accept_language, header_buff, offset,
headerLen, tvb_get_ntohs (value_buff, 1) );
break;
case 4:
proto_tree_add_uint (tree, hf_wsp_header_accept_language, header_buff, offset,
headerLen, tvb_get_ntohl (value_buff, 1) );
break;
default:
fprintf (stderr, "dissect_wsp: accept-language size %d NYI\n", peek);
}
}
else if (peek & 0x80)
{
proto_tree_add_uint (tree, hf_wsp_header_accept_language, header_buff, offset, headerLen, (peek & 0x7F) );
}
else
{
proto_tree_add_string (tree, hf_wsp_header_accept_language_str, header_buff, offset,headerLen,
tvb_get_ptr (value_buff, 0, valueLen));
}
break;
case 0x04: /* Accept-Ranges */
if ((peek == 128) || (peek == 129))
{
proto_tree_add_uint (tree, hf_wsp_header_accept_ranges, header_buff, offset, headerLen, peek);
}
else
{
fprintf (stderr, "dissect_wsp: accept-ranges NYI\n");
}
break;
case 0x05: /* Age */
switch (valueLen)
{
case 1:
proto_tree_add_uint (tree, hf_wsp_header_age, header_buff, offset, headerLen, tvb_get_guint8 (value_buff, 0));
break;
case 2:
proto_tree_add_uint (tree, hf_wsp_header_age, header_buff, offset, headerLen, tvb_get_ntohs (value_buff, 0));
break;
case 3:
proto_tree_add_uint (tree, hf_wsp_header_age, header_buff, offset, headerLen, tvb_get_ntoh24 (value_buff, 0));
break;
case 4:
proto_tree_add_uint (tree, hf_wsp_header_age, header_buff, offset, headerLen, tvb_get_ntohl (value_buff, 0));
break;
};
break;
case 0x08: /* Cache-Control */
if (peek & 0x80)
{
if (valueLen == 1) /* Well-known value */
{
proto_tree_add_uint (tree, hf_wsp_header_cache_control, header_buff, offset, headerLen, peek);
}
else
{
if ((peek == 0x82) || (peek == 0x83) || (peek == 0x84)) /* Delta seconds value to follow */
{
value = tvb_get_guint8 (value_buff, 1);
if (value & 0x80)
{
proto_tree_add_text (tree,
header_buff, 0,
headerLen,
"Cache-Control: %s %d (0x%02X)",
val_to_str (peek,
vals_cache_control,
"Unknown (0x%02x)"),
(value & 0x7F),
peek);
}
else
{
fprintf (stderr, "dissect_wsp: Cache-Control integer value Delta seconds NYI\n");
}
}
else if ((peek == 0x80) || (peek == 0x87)) /* Fields to follow */
{
fprintf (stderr, "dissect_wsp: Cache-Control field values NYI\n");
}
else
{
fprintf (stderr, "dissect_wsp: Cache-Control cache extension NYI\n");
}
}
}
else
{
fprintf (stderr, "dissect_wsp: Cache-Control cache extension NYI\n");
}
break;
case 0x0D: /* Content-Length */
if (peek & 0x80)
{
proto_tree_add_uint (tree, hf_wsp_header_content_length, header_buff, offset, headerLen, (peek & 0x7F));
}
else if (peek < 31) {
switch (peek)
{
case 1:
proto_tree_add_uint (tree, hf_wsp_header_content_length, header_buff, offset, headerLen,
tvb_get_guint8 (value_buff, 1) );
break;
case 2:
proto_tree_add_uint (tree, hf_wsp_header_content_length, header_buff, offset, headerLen,
tvb_get_ntohs (value_buff, 1) );
break;
case 3:
proto_tree_add_uint (tree, hf_wsp_header_content_length, header_buff, offset, headerLen,
(tvb_get_ntohs (value_buff, 1) << 8) + tvb_get_guint8 (value_buff, 3) );
break;
case 4:
proto_tree_add_uint (tree, hf_wsp_header_content_length, header_buff, offset, headerLen,
tvb_get_ntohl (value_buff, 1) );
break;
default:
fprintf (stderr, "dissect_wsp: accept-charset size %d NYI\n", peek);
}
}
else
{
fprintf (stderr, "dissect_wsp: Content-Length long-integer size NYI\n");
}
break;
case 0x12: /* Date */
if (peek < 31) {
timeValue.tv_sec=0;
timeValue.tv_usec = 0;
switch (peek) {
case 1:
timeValue.tv_sec = tvb_get_guint8 (value_buff, 1);
break;
case 2:
timeValue.tv_sec = tvb_get_ntohs (value_buff, 1);
break;
case 3:
timeValue.tv_sec = tvb_get_ntoh24 (value_buff, 1);
break;
case 4:
timeValue.tv_sec = tvb_get_ntohl (value_buff, 1);
break;
default:
fprintf (stderr, "dissect_wsp: accept-charset size %d NYI\n", peek);
break;
}
ti = proto_tree_add_time (tree, hf_wsp_header_date, header_buff, offset, headerLen, &timeValue);
}
else {
fprintf (stderr, "dissect_wsp: accept-charset size %d NYI\n", peek);
}
break;
case 0x13: /* Etag */
ti = proto_tree_add_string (tree, hf_wsp_header_etag,header_buff,offset,headerLen,tvb_get_ptr (value_buff, 0, valueLen));
break;
case 0x14: /* Expires */
timeValue.tv_sec = 0;
timeValue.tv_usec = 0;
switch (valueLen)
{
case 3:
timeValue.tv_sec = tvb_get_ntoh24 (value_buff, 1);
break;
case 4:
timeValue.tv_sec = tvb_get_ntohl (value_buff, 1);
break;
default:
fprintf (stderr, "dissect_wsp: Expires value length %d NYI\n", valueLen);
break;
}
ti = proto_tree_add_time (tree, hf_wsp_header_expires, header_buff, offset, headerLen, &timeValue);
break;
case 0x17: /* If-Modified-Since */
timeValue.tv_sec = 0;
timeValue.tv_usec = 0;
switch (valueLen)
{
case 3:
timeValue.tv_sec = tvb_get_ntoh24 (value_buff, 1);
break;
case 4:
timeValue.tv_sec = tvb_get_ntohl (value_buff, 1);
break;
default:
fprintf (stderr, "dissect_wsp: If Modified Since value length %d NYI\n", valueLen);
break;
}
ti = proto_tree_add_time (tree, hf_wsp_header_if_modified_since, header_buff, offset, headerLen, &timeValue);
break;
case 0x1C: /* Location */
ti = proto_tree_add_string (tree, hf_wsp_header_location,header_buff,offset,headerLen,tvb_get_ptr (value_buff, 0, valueLen));
break;
case 0x1D: /* Last-Modified */
timeValue.tv_sec = 0;
timeValue.tv_usec = 0;
switch (valueLen)
{
case 3:
timeValue.tv_sec = tvb_get_ntoh24 (value_buff, 1);
break;
case 4:
timeValue.tv_sec = tvb_get_ntohl (value_buff, 1);
break;
default:
timeValue.tv_sec = 0;
fprintf (stderr, "dissect_wsp: Last Modified value length %d NYI\n", valueLen);
break;
}
ti = proto_tree_add_time (tree, hf_wsp_header_last_modified, header_buff, offset, headerLen, &timeValue);
break;
case 0x1F: /* Pragma */
if (peek == 0x80)
{
proto_tree_add_text (tree, header_buff, 0, headerLen, "Pragma: No-cache");
}
else
{
proto_tree_add_text (tree, header_buff, 0, headerLen, "Unsupported Header (0x%02X)", (tvb_get_guint8 (header_buff, 0) & 0x7F));
}
break;
case 0x26: /* Server */
ti = proto_tree_add_string (tree, hf_wsp_header_server,header_buff,offset,headerLen,tvb_get_ptr (value_buff, 0, valueLen));
break;
case 0x27: /* Transfer encoding */
if (peek & 0x80)
{
proto_tree_add_uint (tree, hf_wsp_header_transfer_encoding, header_buff, offset, headerLen, peek);
}
else
{
proto_tree_add_string (tree, hf_wsp_header_transfer_encoding_str, header_buff, offset,headerLen,tvb_get_ptr (value_buff, 0, valueLen));
}
break;
case 0x29: /* User-Agent */
ti = proto_tree_add_string (tree, hf_wsp_header_user_agent,header_buff,offset,headerLen,tvb_get_ptr (value_buff, 0, valueLen));
break;
case 0x2B: /* Via */
ti = proto_tree_add_string (tree, hf_wsp_header_via,header_buff,offset,headerLen,tvb_get_ptr (value_buff, 0, valueLen));
break;
default:
ti = proto_tree_add_text (tree, header_buff, 0, headerLen, "Unsupported Header (0x%02X)", (tvb_get_guint8 (header_buff, 0) & 0x7F));
break;
}
}
else
{
/* Special case header X-WAP.TOD that is sometimes followed
* by a 4-byte date value */
if (strncasecmp ("x-wap.tod", tvb_get_ptr (header_buff, 0, headerLen), 9) == 0)
{
timeValue.tv_sec = 0;
timeValue.tv_usec = 0;
switch( peek) {
case 1:
timeValue.tv_sec = tvb_get_guint8 (value_buff, 1);
break;
case 2:
timeValue.tv_sec = tvb_get_ntohs (value_buff, 1);
break;
case 3:
timeValue.tv_sec = (tvb_get_ntohs (value_buff, 1) << 8) + tvb_get_guint8 (value_buff, 3);
break;
case 4:
timeValue.tv_sec = tvb_get_ntohl (value_buff, 1);
break;
default:
timeValue.tv_sec = 0;
fprintf (stderr, "dissect_wsp: x-wap-top unkown\n");
break;
}
ti = proto_tree_add_time (tree, hf_wsp_header_x_wap_tod, header_buff, offset, headerLen, &timeValue);
}
else
{
ti = proto_tree_add_text (tree, header_buff, 0, headerLen, "%s: %s", tvb_get_ptr (header_buff, 0, headerLen), tvb_get_ptr (value_buff, 0, valueLen));
}
}
}
static guint
get_value_length (tvbuff_t *tvb, guint offset, guint *nextOffset)
{
guint value = 0;
guint count = 0;
guint octet = tvb_get_guint8 (tvb, offset);
if (octet <= 30) /* Short length */
{
value = octet;
*nextOffset = offset+1;
}
else if (octet == 31)
{
value = tvb_get_guintvar (tvb, offset+1, &count);
*nextOffset = offset+1+count;
}
else
{
fprintf (stderr, "dissect_wsp: get_value_length: case NYI\n");
}
return (value);
}
static guint
add_content_type (proto_tree *tree, tvbuff_t *tvb, guint offset, guint *contentType)
{
proto_tree *contentTypeTree;
guint nextOffset = offset;
guint fieldLength = 0;
guint octet = tvb_get_guint8 (tvb, offset);
guint totalSizeOfField = 0;
if (octet <= 31)
{
fieldLength = get_value_length (tvb, offset, &nextOffset);
totalSizeOfField = (nextOffset-offset)+fieldLength;
}
else if (octet & 0x80)
{
fieldLength = 1;
totalSizeOfField = 1;
}
else
{
fprintf (stderr, "dissect-wsp: Content-type is un-supported\n");
}
*contentType = (tvb_get_guint8 (tvb, nextOffset) & 0x7F);
contentTypeTree = proto_tree_add_uint (tree, hf_wsp_content_type, tvb, offset, totalSizeOfField, (tvb_get_guint8(tvb,nextOffset++) & 0x7F));
while (nextOffset < (offset+totalSizeOfField))
{
/* add_parameter */
nextOffset = add_parameter (contentTypeTree, tvb, nextOffset);
}
return (offset+totalSizeOfField);
}
static guint
add_parameter (proto_tree *tree, tvbuff_t *tvb, guint offset)
{
guint octet = tvb_get_guint8 (tvb, offset);
if (octet & 0x80) /* Short integer */
{
offset++;
octet = octet & 0x7F;
switch ( octet )
{
case 0x01:
offset = add_parameter_charset (tree, tvb, offset, offset-1);
break;
default:
fprintf (stderr, "dissect-wsp: add_parameter octet=0x%02x\n", octet);
};
}
else
{
fprintf (stderr, "dissect-wsp: add_parameter octet=0x%02x\n", octet);
}
return (offset);
}
static guint
add_parameter_charset (proto_tree *tree, tvbuff_t *tvb, guint offset, guint startOffset)
{
guint octet = tvb_get_guint8 (tvb, offset);
if (octet < 31)
{
offset += octet+1;
proto_tree_add_item (tree, hf_wsp_parameter_well_known_charset, tvb, startOffset+1, octet, bo_big_endian);
}
else if (octet & 0x80)
{
offset++;
proto_tree_add_uint (tree, hf_wsp_parameter_well_known_charset, tvb, startOffset, offset-startOffset, (octet & 0x7F));
}
return offset;
}
static void
add_post_data (proto_tree *tree, tvbuff_t *tvb, guint contentType)
{
guint offset = 0;
guint variableStart = 0;
guint variableEnd = 0;
guint valueStart = 0;
guint valueEnd = 0;
guint8 peek = 0;
proto_item *ti;
ti = proto_tree_add_item (tree, hf_wsp_post_data,tvb,offset,tvb_reported_length(tvb),bo_little_endian);
if (contentType == 0x12) /* URL Encoded data */
{
/* Iterate through post data */
for (offset = 0; offset < tvb_reported_length (tvb); offset++)
{
peek = tvb_get_guint8 (tvb, offset);
if (peek == '=')
{
variableEnd = offset-1;
valueStart = offset+1;
}
else if (peek == '&')
{
if (variableEnd > 0)
{
add_post_variable (ti, tvb, variableStart, variableEnd, valueStart, offset);
}
variableStart = offset+1;
variableEnd = 0;
valueStart = 0;
valueEnd = 0;
}
}
/* See if there's outstanding data */
if (variableEnd > 0)
{
add_post_variable (ti, tvb, variableStart, variableEnd, valueStart, offset);
}
}
}
static void
add_post_variable (proto_tree *tree, tvbuff_t *tvb, guint variableStart, guint variableEnd, guint valueStart, guint valueEnd)
{
int variableLength = variableEnd-variableStart;
int valueLength = 0;
char *variableBuffer;
char *valueBuffer;
variableBuffer = g_malloc (variableLength+1);
strncpy (variableBuffer, tvb_get_ptr (tvb, variableStart, variableLength), variableLength+1);
variableBuffer[variableLength+1] = 0;
if (valueEnd == 0)
{
valueBuffer = g_malloc (1);
valueBuffer[0] = 0;
valueEnd = valueStart;
}
else
{
valueLength = valueEnd-valueStart;
valueBuffer = g_malloc (valueLength+1);
strncpy (valueBuffer, tvb_get_ptr (tvb, valueStart, valueLength), valueLength);
valueBuffer[valueLength] = 0;
}
/* Check for variables with no value */
if (valueStart >= tvb_reported_length (tvb))
{
valueStart = tvb_reported_length (tvb);
valueEnd = valueStart;
}
valueLength = valueEnd-valueStart;
proto_tree_add_text (tree, tvb, variableStart, valueEnd-variableStart, "%s: %s", variableBuffer, valueBuffer);
g_free (variableBuffer);
g_free (valueBuffer);
}
/* Register the protocol with Ethereal */
void
proto_register_wsp(void)
{
/* Setup list of header fields */
static hf_register_info hf[] = {
{ &hf_wsp_header_tid,
{ "Transmission ID",
"wsp.TID",
FT_UINT8, BASE_HEX, NULL, 0x00,
"Transmission ID"
}
},
{ &hf_wsp_header_pdu_type,
{ "PDU Type",
"wsp.pdu-type",
FT_UINT8, BASE_HEX, VALS( vals_pdu_type ), 0x00,
"PDU Type"
}
},
{ &hf_wsp_version_major,
{ "Version (Major)",
"wsp.version.major",
FT_UINT8, BASE_DEC, NULL, 0xF0,
"Version (Major)"
}
},
{ &hf_wsp_version_minor,
{ "Version (Minor)",
"wsp.version.minor",
FT_UINT8, BASE_DEC, NULL, 0x0F,
"Version (Minor)"
}
},
{ &hf_wsp_capability_length,
{ "Capability Length",
"wsp.capability.length",
FT_UINT32, BASE_DEC, NULL, 0x00,
"Capability Length"
}
},
{ &hf_wsp_header_length,
{ "Headers Length",
"wsp.headers-length",
FT_UINT32, BASE_DEC, NULL, 0x00,
"Headers Length"
}
},
{ &hf_wsp_capabilities_section,
{ "Capabilities",
"wsp.capabilities",
FT_NONE, BASE_DEC, NULL, 0x00,
"Capabilities"
}
},
{ &hf_wsp_headers_section,
{ "Headers",
"wsp.headers",
FT_NONE, BASE_DEC, NULL, 0x00,
"Headers"
}
},
{ &hf_wsp_header,
{ "Header",
"wsp.headers.header",
FT_NONE, BASE_DEC, NULL, 0x00,
"Header"
}
},
{ &hf_wsp_header_uri_len,
{ "URI Length",
"wsp.uri-length",
FT_UINT32, BASE_DEC, NULL, 0x00,
"URI Length"
}
},
{ &hf_wsp_header_uri,
{ "URI",
"wsp.uri",
FT_STRING, BASE_NONE, NULL, 0x00,
"URI"
}
},
{ &hf_wsp_server_session_id,
{ "Server Session ID",
"wsp.server.session-id",
FT_UINT32, BASE_DEC, NULL, 0x00,
"Server Session ID"
}
},
{ &hf_wsp_header_status,
{ "Status",
"wsp.reply.status",
FT_UINT8, BASE_HEX, VALS( vals_status ), 0x00,
"Status"
}
},
{ &hf_wsp_content_type,
{ "Content Type",
"wsp.content-type.type",
FT_UINT8, BASE_HEX, VALS ( vals_content_types ), 0x00,
"Content Type"
}
},
{ &hf_wsp_parameter_well_known_charset,
{ "Charset",
"wsp.content-type.parameter.charset",
FT_UINT16, BASE_HEX, VALS ( vals_character_sets ), 0x00,
"Charset"
}
},
{ &hf_wsp_reply_data,
{ "Data",
"wsp.reply.data",
FT_NONE, BASE_NONE, NULL, 0x00,
"Data"
}
},
{ &hf_wsp_header_accept,
{ "Accept",
"wsp.header.accept",
/*FT_NONE, BASE_DEC, NULL, 0x00,*/
FT_UINT8, BASE_HEX, VALS ( vals_content_types ), 0x00,
"Accept"
}
},
{ &hf_wsp_header_accept_str,
{ "Accept",
"wsp.header.accept.string",
FT_STRING, BASE_NONE, NULL, 0x00,
"Accept"
}
},
{ &hf_wsp_header_accept_charset,
{ "Accept-Charset",
"wsp.header.accept-charset",
FT_UINT16, BASE_HEX, VALS ( vals_character_sets ), 0x00,
"Accept-Charset"
}
},
{ &hf_wsp_header_accept_charset_str,
{ "Accept-Charset",
"wsp.header.accept-charset.string",
FT_STRING, BASE_NONE, NULL, 0x00,
"Accept-Charset"
}
},
{ &hf_wsp_header_accept_language,
{ "Accept-Language",
"wsp.header.accept-language",
FT_UINT8, BASE_HEX, VALS ( vals_languages ), 0x00,
"Accept-Language"
}
},
{ &hf_wsp_header_accept_language_str,
{ "Accept-Language",
"wsp.header.accept-language.string",
FT_STRING, BASE_NONE, NULL, 0x00,
"Accept-Language"
}
},
{ &hf_wsp_header_accept_ranges,
{ "Accept-Ranges",
"wsp.header.accept-ranges",
FT_UINT8, BASE_HEX, VALS ( vals_accept_ranges ), 0x00,
"Accept-Ranges"
}
},
{ &hf_wsp_header_age,
{ "Age",
"wsp.header.age",
FT_UINT32, BASE_DEC, NULL, 0x00,
"Age"
}
},
{ &hf_wsp_header_cache_control,
{ "Cache-Control",
"wsp.header.cache-control",
FT_UINT8, BASE_HEX, VALS ( vals_cache_control ), 0x00,
"Cache-Control"
}
},
{ &hf_wsp_header_content_length,
{ "Content-Length",
"wsp.header.content-length",
FT_UINT32, BASE_DEC, NULL, 0x00,
"Content-Length"
}
},
{ &hf_wsp_header_date,
{ "Date",
"wsp.header.date",
FT_ABSOLUTE_TIME, BASE_NONE, NULL, 0x0,
"Date"
}
},
{ &hf_wsp_header_etag,
{ "Etag",
"wsp.header.etag",
/*FT_NONE, BASE_DEC, NULL, 0x00,*/
FT_STRING, BASE_NONE, NULL, 0x00,
"Etag"
}
},
{ &hf_wsp_header_expires,
{ "Expires",
"wsp.header.expires",
FT_ABSOLUTE_TIME, BASE_NONE, NULL, 0x0,
"Expires"
}
},
{ &hf_wsp_header_last_modified,
{ "Last-Modified",
"wsp.header.last-modified",
FT_ABSOLUTE_TIME, BASE_NONE, NULL, 0x0,
"Last-Modified"
}
},
{ &hf_wsp_header_location,
{ "Location",
"wsp.header.location",
FT_STRING, BASE_NONE, NULL, 0x00,
"Location"
}
},
{ &hf_wsp_header_if_modified_since,
{ "If-Modified-Since",
"wsp.header.if-modified-since",
FT_ABSOLUTE_TIME, BASE_NONE, NULL, 0x0,
"If-Modified-Since"
}
},
{ &hf_wsp_header_server,
{ "Server",
"wsp.header.server",
/*FT_NONE, BASE_DEC, NULL, 0x00,*/
FT_STRING, BASE_NONE, NULL, 0x00,
"Server"
}
},
{ &hf_wsp_header_user_agent,
{ "User-Agent",
"wsp.header.user-agent",
/*FT_NONE, BASE_DEC, NULL, 0x00,*/
FT_STRING, BASE_NONE, NULL, 0x00,
"User-Agent"
}
},
{ &hf_wsp_header_application_header,
{ "Application Header",
"wsp.header.application-header",
FT_STRING, BASE_NONE, NULL, 0x00,
"Application Header"
}
},
{ &hf_wsp_header_application_value,
{ "Application Header Value",
"wsp.header.application-header.value",
FT_STRING, BASE_NONE, NULL, 0x00,
"Application Header Value"
}
},
{ &hf_wsp_header_x_wap_tod,
{ "X-WAP.TOD",
"wsp.header.x_wap_tod",
FT_ABSOLUTE_TIME, BASE_NONE, NULL, 0x0,
"X-WAP.TOD"
}
},
{ &hf_wsp_header_transfer_encoding,
{ "Transfer Encoding",
"wsp.header.transfer_enc",
/*FT_NONE, BASE_DEC, NULL, 0x00,*/
FT_UINT8, BASE_HEX, VALS ( vals_transfer_encoding ), 0x00,
"Transfer Encoding"
}
},
{ &hf_wsp_header_transfer_encoding_str,
{ "Transfer Encoding",
"wsp.header.transfer_enc_str",
FT_STRING, BASE_NONE, NULL, 0x00,
"Transfer Encoding"
}
},
{ &hf_wsp_header_via,
{ "Via",
"wsp.header.via",
FT_STRING, BASE_NONE, NULL, 0x00,
"Via"
}
},
{ &hf_wsp_post_data,
{ "Post Data",
"wsp.post.data",
FT_NONE, BASE_NONE, NULL, 0x00,
"Post Data"
}
},
{ &hf_wtls_record,
{ "Record",
"wsp.wtls.record",
FT_NONE, BASE_NONE, NULL, 0x00,
"Record"
}
},
{ &hf_wtls_record_type,
{ "Record Type",
"wsp.wtls.rec_type",
FT_UINT8, BASE_DEC, VALS ( wtls_vals_record_type ), 0x0f,
"Record Type"
}
},
{ &hf_wtls_record_length,
{ "Record Length",
"wsp.wtls.rec_length",
FT_UINT16, BASE_DEC, NULL, 0x00,
"Record Length"
}
},
{ &hf_wtls_record_sequence,
{ "Record Sequence",
"wsp.wtls.rec_seq",
FT_UINT16, BASE_DEC, NULL, 0x00,
"Record Sequence"
}
},
{ &hf_wtls_record_ciphered,
{ "Record Ciphered",
"wsp.wtls.rec_cipher",
FT_NONE, BASE_DEC, NULL, 0x00,
"Record Ciphered"
}
},
{ &hf_wtls_hands,
{ "Handshake",
"wsp.wtls.handshake",
FT_NONE, BASE_DEC, NULL, 0x00,
"Handshake"
}
},
{ &hf_wtls_hands_type,
{ "Type",
"wsp.wtls.handshake.type",
FT_UINT8, BASE_HEX, VALS ( wtls_vals_handshake_type ), 0x00,
"Type"
}
},
{ &hf_wtls_hands_length,
{ "Length",
"wsp.wtls.handshake.length",
FT_UINT16, BASE_DEC, NULL, 0x00,
"Length"
}
},
{ &hf_wtls_hands_cli_hello,
{ "Client Hello",
"wsp.wtls.handshake.client_hello",
FT_NONE, BASE_NONE,NULL, 0x00,
"Client Hello"
}
},
{ &hf_wtls_hands_cli_hello_version,
{ "Version",
"wsp.wtls.handshake.client_hello.version",
FT_UINT8, BASE_DEC, NULL, 0x00,
"Version"
}
},
{ &hf_wtls_hands_cli_hello_gmt,
{ "Time GMT",
"wsp.wtls.handshake.client_hello.gmt",
FT_ABSOLUTE_TIME, BASE_NONE, NULL, 0x00,
"Time GMT"
}
},
{ &hf_wtls_hands_cli_hello_random,
{ "Random",
"wsp.wtls.handshake.client_hello.random",
FT_NONE, BASE_DEC, NULL, 0x00,
"Random"
}
},
{ &hf_wtls_hands_cli_hello_session,
{ "Session ID",
"wsp.wtls.handshake.client_hello.sessionid",
FT_NONE, BASE_DEC, NULL, 0x00,
"Session ID"
}
},
{ &hf_wtls_hands_cli_hello_cli_key_id,
{ "Client Keys",
"wsp.wtls.handshake.client_hello.client_keys_id",
FT_NONE, BASE_DEC, NULL, 0x00,
"Client Keys"
}
},
{ &hf_wtls_hands_cli_hello_trust_key_id,
{ "Trusted Keys",
"wsp.wtls.handshake.client_hello.trusted_keys_id",
FT_NONE, BASE_DEC, NULL, 0x00,
"Trusted Keys"
}
},
{ &hf_wtls_hands_cli_hello_key_exchange,
{ "Key Exchange",
"wsp.wtls.handshake.client_hello.key.key_exchange",
FT_NONE, BASE_NONE, NULL, 0x00,
"Key Exchange"
}
},
{ &hf_wtls_hands_cli_hello_key_exchange_suite,
{ "Suite",
"wsp.wtls.handshake.client_hello.key.key_exchange.suite",
FT_UINT8, BASE_HEX, VALS ( wtls_vals_key_exchange_suite ), 0x00,
"Suite"
}
},
{ &hf_wtls_hands_cli_hello_key_parameter_index,
{ "Parameter Index",
"wsp.wtls.handshake.client_hello.parameter_index",
FT_UINT8, BASE_DEC, NULL, 0x00,
"Parameter Index"
}
},
{ &hf_wtls_hands_cli_hello_key_parameter_set,
{ "Parameter Set",
"wsp.wtls.handshake.client_hello.parameter",
FT_STRING, BASE_NONE, NULL, 0x00,
"Parameter Set"
}
},
{ &hf_wtls_hands_cli_hello_key_identifier_type,
{ "Identifier Type",
"wsp.wtls.handshake.client_hello.ident_type",
FT_UINT8, BASE_HEX, VALS ( wtls_vals_identifier_type ), 0x00,
"Identifier Type"
}
},
{ &hf_wtls_hands_cli_hello_cipher_suite,
{ "Cipher Suites",
"wsp.wtls.handshake.client_hello.ciphers",
FT_NONE, BASE_DEC, NULL, 0x00,
"Cipher Suite"
}
},
{ &hf_wtls_hands_cli_hello_cipher_suite_item,
{ "Cipher",
"wsp.wtls.handshake.client_hello.cipher",
FT_NONE, BASE_DEC, NULL, 0x00,
"Cipher"
}
},
{ &hf_wtls_hands_cli_hello_cipher_bulk,
{ "Cipher Bulk",
"wsp.wtls.handshake.client_hello.cipher.bulk",
FT_UINT8, BASE_HEX, VALS ( wtls_vals_cipher_bulk ), 0x00,
"Cipher Bulk"
}
},
{ &hf_wtls_hands_cli_hello_cipher_mac,
{ "Cipher MAC",
"wsp.wtls.handshake.client_hello.cipher.mac",
FT_UINT8, BASE_HEX, VALS ( wtls_vals_cipher_mac ), 0x00,
"Cipher MAC"
}
},
{ &hf_wtls_hands_cli_hello_compression_methods,
{ "Compression Methods",
"wsp.wtls.handshake.client_hello.comp_methods",
FT_NONE, BASE_DEC, NULL, 0x00,
"Compression Methods"
}
},
{ &hf_wtls_hands_cli_hello_compression,
{ "Compression",
"wsp.wtls.handshake.client_hello.compression",
FT_UINT8, BASE_HEX, VALS ( wtls_vals_compression ), 0x00,
"Compression"
}
},
{ &hf_wtls_hands_cli_hello_sequence_mode,
{ "Sequence Mode",
"wsp.wtls.handshake.client_hello.sequence_mode",
FT_UINT8, BASE_HEX, VALS ( wtls_vals_sequence_mode ), 0x00,
"Sequence Mode"
}
},
{ &hf_wtls_hands_cli_hello_key_refresh,
{ "Refresh",
"wsp.wtls.handshake.client_hello.refresh",
FT_UINT8, BASE_DEC,NULL, 0x00,
"Refresh"
}
},
{ &hf_wtls_hands_serv_hello,
{ "Server Hello",
"wsp.wtls.handshake.server_hello",
FT_NONE, BASE_NONE,NULL, 0x00,
"Server Hello"
}
},
{ &hf_wtls_hands_serv_hello_version,
{ "Version",
"wsp.wtls.handshake.server_hello.version",
FT_UINT8, BASE_DEC, NULL, 0x00,
"Version"
}
},
{ &hf_wtls_hands_serv_hello_gmt,
{ "Time GMT",
"wsp.wtls.handshake.server_hello.gmt",
FT_ABSOLUTE_TIME, BASE_NONE, NULL, 0x00,
"Time GMT"
}
},
{ &hf_wtls_hands_serv_hello_random,
{ "Random",
"wsp.wtls.handshake.server_hello.random",
FT_NONE, BASE_DEC, NULL, 0x00,
"Random"
}
},
{ &hf_wtls_hands_serv_hello_session,
{ "Session ID",
"wsp.wtls.handshake.server_hello.sessionid",
FT_NONE, BASE_DEC, NULL, 0x00,
"Session ID"
}
},
{ &hf_wtls_hands_serv_hello_cli_key_id,
{ "Client Key ID",
"wsp.wtls.handshake.server_hello.key",
FT_UINT8, BASE_HEX, NULL, 0x00,
"Client Key ID"
}
},
{ &hf_wtls_hands_serv_hello_cipher_suite_item,
{ "Cipher",
"wsp.wtls.handshake.server_hello.cipher",
FT_NONE, BASE_DEC, NULL, 0x00,
"Cipher"
}
},
{ &hf_wtls_hands_serv_hello_cipher_bulk,
{ "Cipher Bulk",
"wsp.wtls.handshake.server_hello.cipher.bulk",
FT_UINT8, BASE_HEX, VALS ( wtls_vals_cipher_bulk ), 0x00,
"Cipher Bulk"
}
},
{ &hf_wtls_hands_serv_hello_cipher_mac,
{ "Cipher MAC",
"wsp.wtls.handshake.server_hello.cipher.mac",
FT_UINT8, BASE_HEX, VALS ( wtls_vals_cipher_mac ), 0x00,
"Cipher MAC"
}
},
{ &hf_wtls_hands_serv_hello_compression,
{ "Compression",
"wsp.wtls.handshake.server_hello.compression",
FT_UINT8, BASE_HEX, VALS ( wtls_vals_compression ), 0x00,
"Compression"
}
},
{ &hf_wtls_hands_serv_hello_sequence_mode,
{ "Sequence Mode",
"wsp.wtls.handshake.server_hello.sequence_mode",
FT_UINT8, BASE_HEX, VALS ( wtls_vals_sequence_mode ), 0x00,
"Sequence Mode"
}
},
{ &hf_wtls_hands_serv_hello_key_refresh,
{ "Refresh",
"wsp.wtls.handshake.server_hello.refresh",
FT_UINT8, BASE_DEC,NULL, 0x00,
"Refresh"
}
},
{ &hf_wtls_hands_certificates,
{ "Certificates",
"wsp.wtls.handshake.certificates",
FT_NONE, BASE_DEC, NULL, 0x00,
"Certificates"
}
},
{ &hf_wtls_hands_certificate,
{ "Certificate",
"wsp.wtls.handshake.certificate",
FT_NONE, BASE_DEC, NULL, 0x00,
"Certificate"
}
},
{ &hf_wtls_hands_certificate_type,
{ "Type",
"wsp.wtls.handshake.certificate.type",
FT_UINT8, BASE_HEX, VALS ( wtls_vals_certificate_type ), 0x00,
"Type"
}
},
{ &hf_wtls_hands_certificate_wtls_version,
{ "Version",
"wsp.wtls.handshake.certificate.version",
FT_UINT8, BASE_HEX, NULL, 0x00,
"Version"
}
},
{ &hf_wtls_hands_certificate_wtls_signature_type,
{ "Signature Type",
"wsp.wtls.handshake.certificate.signature.type",
FT_UINT8, BASE_HEX, VALS ( wtls_vals_certificate_signature ), 0x00,
"Signature Type"
}
},
{ &hf_wtls_hands_certificate_wtls_signature,
{ "Signature",
"wsp.wtls.handshake.certificate.signature.signature",
FT_NONE, BASE_HEX, NULL, 0x00,
"Signature"
}
},
{ &hf_wtls_hands_certificate_wtls_issuer_type,
{ "Issuer",
"wsp.wtls.handshake.certificate.issuer.type",
FT_UINT8, BASE_HEX, VALS ( wtls_vals_identifier_type ), 0x00,
"Issuer"
}
},
{ &hf_wtls_hands_certificate_wtls_issuer_charset,
{ "Charset",
"wsp.wtls.handshake.certificate.issuer.charset",
FT_UINT16, BASE_HEX, VALS ( vals_character_sets ), 0x00,
"Charset"
}
},
{ &hf_wtls_hands_certificate_wtls_issuer_name,
{ "Name",
"wsp.wtls.handshake.certificate.issuer.name",
FT_NONE, BASE_HEX, NULL, 0x00,
"Name"
}
},
{ &hf_wtls_hands_certificate_wtls_valid_not_before,
{ "Valid not before",
"wsp.wtls.handshake.certificate.before",
FT_ABSOLUTE_TIME, BASE_NONE, NULL, 0x00,
"Valid not before"
}
},
{ &hf_wtls_hands_certificate_wtls_valid_not_after,
{ "Valid not after",
"wsp.wtls.handshake.certificate.after",
FT_ABSOLUTE_TIME, BASE_NONE, NULL, 0x00,
"Valid not after"
}
},
{ &hf_wtls_hands_certificate_wtls_subject_type,
{ "Subject",
"wsp.wtls.handshake.certificate.subject.type",
FT_UINT8, BASE_HEX, VALS ( wtls_vals_identifier_type ), 0x00,
"Subject"
}
},
{ &hf_wtls_hands_certificate_wtls_subject_charset,
{ "Charset",
"wsp.wtls.handshake.certificate.subject.charset",
FT_UINT16, BASE_HEX, VALS ( vals_character_sets ), 0x00,
"Charset"
}
},
{ &hf_wtls_hands_certificate_wtls_subject_name,
{ "Name",
"wsp.wtls.handshake.certificate.subject.name",
FT_NONE, BASE_HEX, NULL, 0x00,
"Name"
}
},
{ &hf_wtls_hands_certificate_wtls_public_key_type,
{ "Public Key Type",
"wsp.wtls.handshake.certificate.public.type",
FT_UINT8, BASE_HEX, VALS ( wtls_vals_public_key_type ), 0x00,
"Public Key Type"
}
},
{ &hf_wtls_hands_certificate_wtls_key_parameter_index,
{ "Parameter Index",
"wsp.wtls.handshake.certificate.parameter_index",
FT_UINT8, BASE_DEC, NULL, 0x00,
"Parameter Index"
}
},
{ &hf_wtls_hands_certificate_wtls_key_parameter_set,
{ "Parameter Set",
"wsp.wtls.handshake.certificate.parameter",
FT_STRING, BASE_NONE, NULL, 0x00,
"Parameter Set"
}
},
{ &hf_wtls_hands_certificate_wtls_rsa_exponent,
{ "RSA Exponent",
"wsp.wtls.handshake.certificate.rsa.exponent",
FT_NONE, BASE_HEX, NULL, 0x00,
"RSA Exponent"
}
},
{ &hf_wtls_hands_certificate_wtls_rsa_modules,
{ "RSA Modulus",
"wsp.wtls.handshake.certificate.rsa.modulus",
FT_NONE, BASE_HEX, NULL, 0x00,
"RSA Modulus"
}
},
{ &hf_wtls_alert,
{ "Alert",
"wsp.wtls.alert",
FT_NONE, BASE_HEX, NULL, 0x00,
"Alert"
}
},
{ &hf_wtls_alert_level,
{ "Level",
"wsp.wtls.alert.level",
FT_UINT8, BASE_HEX, VALS ( wtls_vals_alert_level ), 0x00,
"Level"
}
},
{ &hf_wtls_alert_description,
{ "Description",
"wsp.wtls.alert.description",
FT_UINT8, BASE_HEX, VALS ( wtls_vals_alert_description ), 0x00,
"Description"
}
},
};
/* Setup protocol subtree array */
static gint *ett[] = {
&ett_wsp,
&ett_header,
&ett_headers,
&ett_capabilities,
&ett_content_type,
&ett_wtls_rec,
&ett_wtls_msg_type,
&ett_wtls_msg_type_item,
&ett_wtls_msg_type_item_sub,
&ett_wtls_msg_type_item_sub_sub,
};
/* Register the protocol name and description */
proto_wsp = proto_register_protocol(
"Wireless Session Protocol", /* protocol name for use by ethereal */
"WSP", /* short version of name */
"wap-wsp" /* Abbreviated protocol name, should Match IANA
< URL:http://www.isi.edu/in-notes/iana/assignments/port-numbers/ >
*/
);
proto_wtls = proto_register_protocol(
"Wireless Transport Layer Security", /* protocol name for use by ethereal */
"WTLS", /* short version of name */
"wap-wtls" /* Abbreviated protocol name, should Match IANA
< URL:http://www.isi.edu/in-notes/iana/assignments/port-numbers/ >
*/
);
/* Required function calls to register the header fields and subtrees used */
proto_register_field_array(proto_wsp, hf, array_length(hf));
proto_register_subtree_array(ett, array_length(ett));
register_dissector("wsp", dissect_wsp, proto_wsp);
register_dissector("wtls", dissect_wtls, proto_wtls);
};
void
proto_reg_handoff_wsp(void)
{
/* Only connection-less WSP has no previous handler */
dissector_add("udp.port", UDP_PORT_WSP, dissect_wsp, proto_wsp);
/* dissector_add("udp.port", UDP_PORT_WTP_WSP, dissect_wsp, proto_wsp); */
dissector_add("udp.port", UDP_PORT_WTLS_WSP, dissect_wtls, proto_wtls);
/* dissector_add("udp.port", UDP_PORT_WTLS_WTP_WSP, dissect_wsp, proto_wsp); */
}