forked from osmocom/wireshark
1513 lines
62 KiB
C
1513 lines
62 KiB
C
/* packet-wifi-p2p.c
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*
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* Wi-Fi P2P
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*
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* Copyright 2009-2010 Atheros Communications
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*
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* $Id$
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <glib.h>
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#include <epan/packet.h>
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#include <epan/expert.h>
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#include "packet-wifi-p2p.h"
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enum {
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P2P_ATTR_STATUS = 0,
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P2P_ATTR_MINOR_REASON_CODE = 1,
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P2P_ATTR_P2P_CAPABILITY = 2,
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P2P_ATTR_P2P_DEVICE_ID = 3,
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P2P_ATTR_GROUP_OWNER_INTENT = 4,
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P2P_ATTR_CONFIGURATION_TIMEOUT = 5,
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P2P_ATTR_LISTEN_CHANNEL = 6,
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P2P_ATTR_P2P_GROUP_BSSID = 7,
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P2P_ATTR_EXTENDED_LISTEN_TIMING = 8,
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P2P_ATTR_INTENDED_P2P_INTERFACE_ADDRESS = 9,
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P2P_ATTR_P2P_MANAGEABILITY = 10,
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P2P_ATTR_CHANNEL_LIST = 11,
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P2P_ATTR_NOTICE_OF_ABSENCE = 12,
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P2P_ATTR_P2P_DEVICE_INFO = 13,
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P2P_ATTR_P2P_GROUP_INFO = 14,
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P2P_ATTR_P2P_GROUP_ID = 15,
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P2P_ATTR_P2P_INTERFACE = 16,
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P2P_ATTR_OPERATING_CHANNEL = 17,
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P2P_ATTR_INVITATION_FLAGS = 18,
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/* 19-220 Reserved */
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P2P_ATTR_VENDOR_SPECIFIC = 221,
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/* 222-255 Reserved */
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};
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static const value_string p2p_attr_types[] = {
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{ P2P_ATTR_STATUS, "Status" },
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{ P2P_ATTR_MINOR_REASON_CODE, "Minor Reason Code" },
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{ P2P_ATTR_P2P_CAPABILITY, "P2P Capability" },
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{ P2P_ATTR_P2P_DEVICE_ID, "P2P Device ID" },
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{ P2P_ATTR_GROUP_OWNER_INTENT, "Group Owner Intent" },
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{ P2P_ATTR_CONFIGURATION_TIMEOUT, "Configuration Timeout" },
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{ P2P_ATTR_LISTEN_CHANNEL, "Listen Channel" },
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{ P2P_ATTR_P2P_GROUP_BSSID, "P2P Group BSSID" },
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{ P2P_ATTR_EXTENDED_LISTEN_TIMING, "Extended Listen Timing" },
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{ P2P_ATTR_INTENDED_P2P_INTERFACE_ADDRESS,
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"Intended P2P Interface Address" },
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{ P2P_ATTR_P2P_MANAGEABILITY, "P2P Manageability" },
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{ P2P_ATTR_CHANNEL_LIST, "Channel List" },
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{ P2P_ATTR_NOTICE_OF_ABSENCE, "Notice of Absence" },
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{ P2P_ATTR_P2P_DEVICE_INFO, "P2P Device Info" },
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{ P2P_ATTR_P2P_GROUP_INFO, "P2P Group Info" },
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{ P2P_ATTR_P2P_GROUP_ID, "P2P Group ID" },
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{ P2P_ATTR_P2P_INTERFACE, "P2P Interface" },
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{ P2P_ATTR_OPERATING_CHANNEL, "Operating Channel" },
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{ P2P_ATTR_INVITATION_FLAGS, "Invitation Flags" },
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{ P2P_ATTR_VENDOR_SPECIFIC, "Vendor specific attribute" },
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{ 0, NULL }
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};
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#define P2P_DEV_CAPAB_SERVICE_DISCOVERY 0x01
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#define P2P_DEV_CAPAB_P2P_CLIENT_DISCOVERABILITY 0x02
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#define P2P_DEV_CAPAB_CONCURRENT_OPERATION 0x04
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#define P2P_DEV_CAPAB_P2P_INFRASTRUCTURE_MANAGED 0x08
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#define P2P_DEV_CAPAB_P2P_DEVICE_LIMIT 0x10
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#define P2P_DEV_CAPAB_P2P_INVITATION_PROCEDURE 0x20
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#define P2P_GROUP_CAPAB_P2P_GROUP_OWNER 0x01
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#define P2P_GROUP_CAPAB_PERSISTENT_P2P_GROUP 0x02
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#define P2P_GROUP_CAPAB_P2P_GROUP_LIMIT 0x04
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#define P2P_GROUP_CAPAB_INTRA_BSS_DISTRIBUTION 0x08
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#define P2P_GROUP_CAPAB_CROSS_CONNECTION 0x10
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#define P2P_GROUP_CAPAB_PERSISTENT_RECONNECT 0x20
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#define P2P_GROUP_CAPAB_GROUP_FORMATION 0x40
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#define WPS_CONF_METH_USBA 0x0001
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#define WPS_CONF_METH_ETHERNET 0x0002
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#define WPS_CONF_METH_LABEL 0x0004
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#define WPS_CONF_METH_DISPLAY 0x0008
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#define WPS_CONF_METH_EXT_NFC_TOKEN 0x0010
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#define WPS_CONF_METH_INT_NFC_TOKEN 0x0020
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#define WPS_CONF_METH_NFC_INTERFACE 0x0040
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#define WPS_CONF_METH_PUSHBUTTON 0x0080
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#define WPS_CONF_METH_KEYPAD 0x0100
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enum {
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P2P_ACT_GO_NEG_REQ = 0,
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P2P_ACT_GO_NEG_RESP = 1,
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P2P_ACT_GO_NEG_CONF = 2,
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P2P_ACT_INVITATION_REQ = 3,
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P2P_ACT_INVITATION_RESP = 4,
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P2P_ACT_DEV_DISC_REQ = 5,
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P2P_ACT_DEV_DISC_RESP = 6,
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P2P_ACT_PROV_DISC_REQ = 7,
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P2P_ACT_PROV_DISC_RESP = 8,
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};
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static const value_string p2p_public_action_subtypes[] = {
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{ P2P_ACT_GO_NEG_REQ, "GO Negotiation Request" },
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{ P2P_ACT_GO_NEG_RESP, "GO Negotiation Response" },
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{ P2P_ACT_GO_NEG_CONF, "GO Negotiation Confirmation" },
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{ P2P_ACT_INVITATION_REQ, "P2P Invitation Request" },
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{ P2P_ACT_INVITATION_RESP, "P2P Invitation Response" },
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{ P2P_ACT_DEV_DISC_REQ, "Device Discoverability Request" },
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{ P2P_ACT_DEV_DISC_RESP, "Device Discoverability Response" },
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{ P2P_ACT_PROV_DISC_REQ, "Provision Discovery Request" },
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{ P2P_ACT_PROV_DISC_RESP, "Provision Discovery Response" },
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{ 0, NULL }
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};
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enum {
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P2P_ACT_NOA = 0,
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P2P_ACT_P2P_PRESENCE_REQ = 1,
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P2P_ACT_P2P_PRESENCE_RESP = 2,
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P2P_ACT_GO_DISC_REQ = 3,
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};
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static const value_string p2p_action_subtypes[] = {
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{ P2P_ACT_NOA, "Notice of Absence" },
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{ P2P_ACT_P2P_PRESENCE_REQ, "P2P Presence Request" },
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{ P2P_ACT_P2P_PRESENCE_RESP, "P2P Presence Response" },
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{ P2P_ACT_GO_DISC_REQ, "GO Discoverability Request" },
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{ 0, NULL }
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};
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enum {
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P2P_STATUS_SUCCESS = 0,
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P2P_FAIL_INFORMATION_CURRENTLY_UNAVAILABLE = 1,
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P2P_FAIL_INCOMPATIBLE_PARAMETERS = 2,
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P2P_FAIL_LIMIT_REACHED = 3,
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P2P_FAIL_INVALID_PARAMETERS = 4,
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P2P_FAIL_UNABLE_TO_ACCOMMODATE = 5,
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P2P_FAIL_PREVIOUS_PROTOCOL_ERROR = 6,
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P2P_FAIL_NO_COMMON_CHANNELS = 7,
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P2P_FAIL_UNKNOWN_P2P_GROUP = 8,
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P2P_FAIL_BOTH_DEVICES_GO = 9,
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P2P_FAIL_INCOMPATIBLE_PROVISION_METHOD = 10,
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P2P_FAIL_REJECTED_BY_USER = 11,
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};
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static const value_string p2p_status_codes[] = {
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{ P2P_STATUS_SUCCESS, "Success" },
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{ P2P_FAIL_INFORMATION_CURRENTLY_UNAVAILABLE, "Fail; information is "
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"currently unavailable" },
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{ P2P_FAIL_INCOMPATIBLE_PARAMETERS, "Fail; incompatible parameters" },
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{ P2P_FAIL_LIMIT_REACHED, "Fail; limit reached" },
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{ P2P_FAIL_INVALID_PARAMETERS, "Fail; invalid parameters" },
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{ P2P_FAIL_UNABLE_TO_ACCOMMODATE, "Fail; unable to accommodate request" },
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{ P2P_FAIL_PREVIOUS_PROTOCOL_ERROR, "Fail; previous protocol error, or "
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"disruptive behavior" },
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{ P2P_FAIL_NO_COMMON_CHANNELS, "Fail; no common channels" },
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{ P2P_FAIL_UNKNOWN_P2P_GROUP, "Fail; unknown P2P Group" },
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{ P2P_FAIL_BOTH_DEVICES_GO, "Fail; both P2P Devices indicated an Intent of "
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"15 in Group Owner Negotiation" },
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{ P2P_FAIL_INCOMPATIBLE_PROVISION_METHOD, "Fail; incompatible provisioning "
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"method" },
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{ P2P_FAIL_REJECTED_BY_USER, "Fail; rejected by user" },
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{ 0, NULL }
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};
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enum {
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P2P_MINOR_RESERVED = 0,
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P2P_MINOR_DISCONNECT_DUE_TO_CROSS_CONNECTION = 1,
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P2P_MINOR_DISCONNECT_DUE_TO_NOT_P2P_MANAGED = 2,
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P2P_MINOR_DISCONNECT_DUE_TO_NO_COEXISTENCE = 3,
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P2P_MINOR_DISCONNECT_DUE_TO_OUTSIDE_POLICY = 4,
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};
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static const value_string p2p_minor_reason_codes[] = {
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{ P2P_MINOR_RESERVED, "Reserved" },
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{ P2P_MINOR_DISCONNECT_DUE_TO_CROSS_CONNECTION,
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"Disconnected because Cross Connection capability is not allow" },
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{ P2P_MINOR_DISCONNECT_DUE_TO_NOT_P2P_MANAGED,
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"Disconnected because P2P Infrastructure Managed not supported" },
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{ P2P_MINOR_DISCONNECT_DUE_TO_NO_COEXISTENCE,
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"Disconnected because concurrent device is not setting coexistence "
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"parameters" },
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{ P2P_MINOR_DISCONNECT_DUE_TO_OUTSIDE_POLICY,
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"Disconnected because P2P operation is outside the IT defined policy" },
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{ 0, NULL }
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};
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static const value_string invitation_types[] = {
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{ 0, "Join active P2P Group" },
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{ 1, "Reinvoke Persistent Group" },
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{ 0, NULL }
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};
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static const value_string p2p_service_protocol_types[] = {
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{ 0, "All Service Protocol Types" },
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{ 1, "Bonjour" },
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{ 2, "UPnP" },
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{ 3, "WS-Discovery" },
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{ 0, NULL }
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};
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static const value_string p2p_sd_status_codes[] = {
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{ 0, "Success" },
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{ 1, "Service Protocol Type not available" },
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{ 2, "Requested information not available" },
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{ 3, "Bad Request" },
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{ 0, NULL }
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};
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static int proto_p2p = -1;
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static gint ett_p2p_tlv = -1;
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static gint ett_p2p_service_tlv = -1;
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static int hf_p2p_attr_type = -1;
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static int hf_p2p_attr_len = -1;
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static int hf_p2p_attr_capab = -1;
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static int hf_p2p_attr_capab_device = -1;
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static int hf_p2p_attr_capab_device_service_discovery = -1;
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static int hf_p2p_attr_capab_device_client_discoverability = -1;
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static int hf_p2p_attr_capab_device_concurrent_operation = -1;
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static int hf_p2p_attr_capab_device_infrastructure_managed = -1;
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static int hf_p2p_attr_capab_device_limit = -1;
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static int hf_p2p_attr_capab_invitation_procedure = -1;
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static int hf_p2p_attr_capab_group = -1;
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static int hf_p2p_attr_capab_group_owner = -1;
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static int hf_p2p_attr_capab_group_persistent = -1;
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static int hf_p2p_attr_capab_group_limit = -1;
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static int hf_p2p_attr_capab_group_intra_bss_distribution = -1;
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static int hf_p2p_attr_capab_group_cross_connection = -1;
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static int hf_p2p_attr_capab_group_persistent_reconnect = -1;
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static int hf_p2p_attr_capab_group_group_formation = -1;
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static int hf_p2p_attr_device_id = -1;
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static int hf_p2p_attr_status = -1;
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static int hf_p2p_attr_go_intent = -1;
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static int hf_p2p_attr_go_intent_tie_breaker = -1;
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static int hf_p2p_attr_listen_channel = -1;
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static int hf_p2p_attr_listen_channel_country = -1;
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static int hf_p2p_attr_listen_channel_oper_class = -1;
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static int hf_p2p_attr_listen_channel_number = -1;
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static int hf_p2p_attr_operating_channel = -1;
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static int hf_p2p_attr_operating_channel_country = -1;
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static int hf_p2p_attr_operating_channel_oper_class = -1;
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static int hf_p2p_attr_operating_channel_number = -1;
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static int hf_p2p_attr_channel_list = -1;
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static int hf_p2p_attr_channel_list_country = -1;
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static int hf_p2p_attr_channel_list_oper_class = -1;
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static int hf_p2p_attr_channel_list_num_chan = -1;
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static int hf_p2p_attr_channel_list_chan = -1;
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static int hf_p2p_attr_dev_info = -1;
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static int hf_p2p_attr_dev_info_p2p_dev_addr = -1;
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static int hf_p2p_attr_dev_info_pri_dev_type = -1;
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static int hf_p2p_attr_dev_info_pri_dev_type_category = -1;
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static int hf_p2p_attr_dev_info_pri_dev_type_oui = -1;
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static int hf_p2p_attr_dev_info_pri_dev_type_subcategory = -1;
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static int hf_p2p_attr_dev_info_num_sec = -1;
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static int hf_p2p_attr_dev_info_sec_dev_type = -1;
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static int hf_p2p_attr_dev_info_dev_name_type = -1;
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static int hf_p2p_attr_dev_info_dev_name_len = -1;
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static int hf_p2p_attr_dev_info_dev_name = -1;
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static int hf_p2p_attr_dev_info_config_methods = -1;
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static int hf_p2p_attr_dev_info_config_methods_usba = -1;
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static int hf_p2p_attr_dev_info_config_methods_ethernet = -1;
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static int hf_p2p_attr_dev_info_config_methods_label = -1;
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static int hf_p2p_attr_dev_info_config_methods_display = -1;
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static int hf_p2p_attr_dev_info_config_methods_ext_nfc_token = -1;
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static int hf_p2p_attr_dev_info_config_methods_int_nfc_token = -1;
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static int hf_p2p_attr_dev_info_config_methods_nfc_interface = -1;
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static int hf_p2p_attr_dev_info_config_methods_pushbutton = -1;
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static int hf_p2p_attr_dev_info_config_methods_keypad = -1;
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static int hf_p2p_attr_config_timeout_go = -1;
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static int hf_p2p_attr_config_timeout_client = -1;
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static int hf_p2p_attr_intended_interface_addr = -1;
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static int hf_p2p_attr_extended_listen_timing_period = -1;
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static int hf_p2p_attr_extended_listen_timing_interval = -1;
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static int hf_p2p_attr_p2p_group_id_dev_addr = -1;
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static int hf_p2p_attr_p2p_group_id_ssid = -1;
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static int hf_p2p_attr_p2p_group_bssid = -1;
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static int hf_p2p_attr_noa_index = -1;
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static int hf_p2p_attr_noa_params = -1;
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static int hf_p2p_attr_noa_params_opp_ps = -1;
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static int hf_p2p_attr_noa_params_ctwindow = -1;
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static int hf_p2p_attr_noa_count_type = -1;
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static int hf_p2p_attr_noa_duration = -1;
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static int hf_p2p_attr_noa_interval = -1;
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static int hf_p2p_attr_noa_start_time = -1;
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static int hf_p2p_attr_gi = -1;
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static int hf_p2p_attr_gi_length = -1;
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static int hf_p2p_attr_gi_p2p_dev_addr = -1;
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static int hf_p2p_attr_gi_p2p_iface_addr = -1;
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static int hf_p2p_attr_gi_dev_capab = -1;
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static int hf_p2p_attr_gi_dev_capab_service_discovery = -1;
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static int hf_p2p_attr_gi_dev_capab_client_discoverability = -1;
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static int hf_p2p_attr_gi_dev_capab_concurrent_operation = -1;
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static int hf_p2p_attr_gi_dev_capab_infrastructure_managed = -1;
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static int hf_p2p_attr_gi_dev_capab_limit = -1;
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static int hf_p2p_attr_gi_dev_capab_invitation_procedure = -1;
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static int hf_p2p_attr_gi_config_methods = -1;
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static int hf_p2p_attr_gi_config_methods_usba = -1;
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static int hf_p2p_attr_gi_config_methods_ethernet = -1;
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static int hf_p2p_attr_gi_config_methods_label = -1;
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static int hf_p2p_attr_gi_config_methods_display = -1;
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static int hf_p2p_attr_gi_config_methods_ext_nfc_token = -1;
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static int hf_p2p_attr_gi_config_methods_int_nfc_token = -1;
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static int hf_p2p_attr_gi_config_methods_nfc_interface = -1;
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static int hf_p2p_attr_gi_config_methods_pushbutton = -1;
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static int hf_p2p_attr_gi_config_methods_keypad = -1;
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static int hf_p2p_attr_gi_pri_dev_type = -1;
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static int hf_p2p_attr_gi_pri_dev_type_category = -1;
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static int hf_p2p_attr_gi_pri_dev_type_oui = -1;
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static int hf_p2p_attr_gi_pri_dev_type_subcategory = -1;
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static int hf_p2p_attr_gi_num_sec_dev_types = -1;
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static int hf_p2p_attr_gi_sec_dev_type = -1;
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static int hf_p2p_attr_gi_dev_name_type = -1;
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static int hf_p2p_attr_gi_dev_name_len = -1;
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static int hf_p2p_attr_gi_dev_name = -1;
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static int hf_p2p_attr_invitation_flags = -1;
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static int hf_p2p_attr_invitation_flags_type = -1;
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static int hf_p2p_attr_manageability_bitmap = -1;
|
|
static int hf_p2p_attr_manageability_bitmap_mgmt = -1;
|
|
static int hf_p2p_attr_manageability_bitmap_cross_connect = -1;
|
|
static int hf_p2p_attr_manageability_bitmap_coex_opt = -1;
|
|
|
|
static int hf_p2p_attr_minor_reason_code = -1;
|
|
|
|
static int hf_p2p_anqp_service_update_indicator = -1;
|
|
static int hf_p2p_anqp_length = -1;
|
|
static int hf_p2p_anqp_service_protocol_type = -1;
|
|
static int hf_p2p_anqp_service_transaction_id = -1;
|
|
static int hf_p2p_anqp_query_data = -1;
|
|
static int hf_p2p_anqp_status_code = -1;
|
|
static int hf_p2p_anqp_response_data = -1;
|
|
|
|
static int hf_p2p_action_subtype = -1;
|
|
static int hf_p2p_action_dialog_token = -1;
|
|
static int hf_p2p_public_action_subtype = -1;
|
|
static int hf_p2p_public_action_dialog_token = -1;
|
|
|
|
static void dissect_wifi_p2p_capability(proto_item *tlv_root,
|
|
proto_item *tlv_item,
|
|
tvbuff_t *tvb, int offset)
|
|
{
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_capab_device, tvb,
|
|
offset + 3, 1, FALSE);
|
|
proto_tree_add_item(tlv_root,
|
|
hf_p2p_attr_capab_device_service_discovery, tvb,
|
|
offset + 3, 1, FALSE);
|
|
proto_tree_add_item(tlv_root,
|
|
hf_p2p_attr_capab_device_client_discoverability,
|
|
tvb, offset + 3, 1, FALSE);
|
|
proto_tree_add_item(tlv_root,
|
|
hf_p2p_attr_capab_device_concurrent_operation,
|
|
tvb, offset + 3, 1, FALSE);
|
|
proto_tree_add_item(tlv_root,
|
|
hf_p2p_attr_capab_device_infrastructure_managed,
|
|
tvb, offset + 3, 1, FALSE);
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_capab_device_limit, tvb,
|
|
offset + 3, 1, FALSE);
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_capab_invitation_procedure, tvb,
|
|
offset + 3, 1, FALSE);
|
|
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_capab_group,
|
|
tvb, offset + 4, 1, FALSE);
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_capab_group_owner,
|
|
tvb, offset + 4, 1, FALSE);
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_capab_group_persistent,
|
|
tvb, offset + 4, 1, FALSE);
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_capab_group_limit,
|
|
tvb, offset + 4, 1, FALSE);
|
|
proto_tree_add_item(tlv_root,
|
|
hf_p2p_attr_capab_group_intra_bss_distribution,
|
|
tvb, offset + 4, 1, FALSE);
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_capab_group_cross_connection,
|
|
tvb, offset + 4, 1, FALSE);
|
|
proto_tree_add_item(tlv_root,
|
|
hf_p2p_attr_capab_group_persistent_reconnect,
|
|
tvb, offset + 4, 1, FALSE);
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_capab_group_group_formation,
|
|
tvb, offset + 4, 1, FALSE);
|
|
|
|
proto_item_append_text(tlv_item, ": Device 0x%x Group 0x%x",
|
|
tvb_get_guint8(tvb, offset + 3),
|
|
tvb_get_guint8(tvb, offset + 4));
|
|
}
|
|
|
|
static void dissect_device_id(proto_item *tlv_root, proto_item *tlv_item,
|
|
tvbuff_t *tvb, int offset)
|
|
{
|
|
guint8 addr[6];
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_device_id, tvb,
|
|
offset + 3, 6, FALSE);
|
|
tvb_memcpy(tvb, addr, offset + 3, 6);
|
|
proto_item_append_text(tlv_item, ": %s", ether_to_str(addr));
|
|
}
|
|
|
|
static void dissect_group_owner_intent(proto_item *tlv_root,
|
|
proto_item *tlv_item,
|
|
tvbuff_t *tvb, int offset)
|
|
{
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_go_intent, tvb,
|
|
offset + 3, 1, FALSE);
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_go_intent_tie_breaker, tvb,
|
|
offset + 3, 1, FALSE);
|
|
proto_item_append_text(tlv_item, ": Intent %u Tie breaker %u",
|
|
tvb_get_guint8(tvb, offset + 3) >> 1,
|
|
tvb_get_guint8(tvb, offset + 3) & 0x01);
|
|
}
|
|
|
|
static void dissect_status(proto_item *tlv_root, proto_item *tlv_item,
|
|
tvbuff_t *tvb, int offset)
|
|
{
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_status, tvb,
|
|
offset + 3, 1, FALSE);
|
|
proto_item_append_text(tlv_item, ": %u (%s)",
|
|
tvb_get_guint8(tvb, offset + 3),
|
|
val_to_str(tvb_get_guint8(tvb, offset + 3),
|
|
p2p_status_codes,
|
|
"Unknown Status Code (%u)"));
|
|
}
|
|
|
|
static void dissect_listen_channel(proto_item *tlv_root, proto_item *tlv_item,
|
|
tvbuff_t *tvb, int offset)
|
|
{
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_listen_channel_country, tvb,
|
|
offset + 3, 3, FALSE);
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_listen_channel_oper_class, tvb,
|
|
offset + 6, 1, FALSE);
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_listen_channel_number, tvb,
|
|
offset + 7, 1, FALSE);
|
|
proto_item_append_text(tlv_item, ": Operating Class %u "
|
|
"Channel Number %u",
|
|
tvb_get_guint8(tvb, offset + 6),
|
|
tvb_get_guint8(tvb, offset + 7));
|
|
}
|
|
|
|
static void dissect_operating_channel(proto_item *tlv_root,
|
|
proto_item *tlv_item,
|
|
tvbuff_t *tvb, int offset)
|
|
{
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_operating_channel_country, tvb,
|
|
offset + 3, 3, FALSE);
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_operating_channel_oper_class, tvb,
|
|
offset + 6, 1, FALSE);
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_operating_channel_number, tvb,
|
|
offset + 7, 1, FALSE);
|
|
proto_item_append_text(tlv_item, ": Operating Class %u "
|
|
"Channel Number %u",
|
|
tvb_get_guint8(tvb, offset + 6),
|
|
tvb_get_guint8(tvb, offset + 7));
|
|
}
|
|
|
|
static void dissect_channel_list(proto_item *tlv_root, tvbuff_t *tvb,
|
|
int offset, guint16 slen)
|
|
{
|
|
int s_offset = offset + 3;
|
|
guint8 num_chan;
|
|
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_channel_list_country, tvb,
|
|
s_offset, 3, FALSE);
|
|
s_offset += 3;
|
|
|
|
while (offset + 3 + slen > s_offset) {
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_channel_list_oper_class, tvb,
|
|
s_offset, 1, FALSE);
|
|
s_offset++;
|
|
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_channel_list_num_chan, tvb,
|
|
s_offset, 1, FALSE);
|
|
num_chan = tvb_get_guint8(tvb, s_offset);
|
|
s_offset++;
|
|
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_channel_list_chan, tvb,
|
|
s_offset, num_chan, FALSE);
|
|
s_offset += num_chan;
|
|
}
|
|
}
|
|
|
|
static void dissect_wifi_p2p_device_info(packet_info *pinfo,
|
|
proto_item *tlv_root, tvbuff_t *tvb,
|
|
int offset, guint16 slen)
|
|
{
|
|
int s_offset, nlen;
|
|
guint8 num_sec;
|
|
guint16 attr_type, attr_len;
|
|
proto_item *item;
|
|
|
|
s_offset = offset + 3;
|
|
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_dev_info_p2p_dev_addr, tvb,
|
|
s_offset, 6, FALSE);
|
|
s_offset += 6;
|
|
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_dev_info_config_methods,
|
|
tvb, s_offset, 2, FALSE);
|
|
proto_tree_add_item(tlv_root,
|
|
hf_p2p_attr_dev_info_config_methods_usba,
|
|
tvb, s_offset, 2, FALSE);
|
|
proto_tree_add_item(tlv_root,
|
|
hf_p2p_attr_dev_info_config_methods_ethernet,
|
|
tvb, s_offset, 2, FALSE);
|
|
proto_tree_add_item(tlv_root,
|
|
hf_p2p_attr_dev_info_config_methods_label,
|
|
tvb, s_offset, 2, FALSE);
|
|
proto_tree_add_item(tlv_root,
|
|
hf_p2p_attr_dev_info_config_methods_display,
|
|
tvb, s_offset, 2, FALSE);
|
|
proto_tree_add_item(tlv_root,
|
|
hf_p2p_attr_dev_info_config_methods_ext_nfc_token,
|
|
tvb, s_offset, 2, FALSE);
|
|
proto_tree_add_item(tlv_root,
|
|
hf_p2p_attr_dev_info_config_methods_int_nfc_token,
|
|
tvb, s_offset, 2, FALSE);
|
|
proto_tree_add_item(tlv_root,
|
|
hf_p2p_attr_dev_info_config_methods_nfc_interface,
|
|
tvb, s_offset, 2, FALSE);
|
|
proto_tree_add_item(tlv_root,
|
|
hf_p2p_attr_dev_info_config_methods_pushbutton,
|
|
tvb, s_offset, 2, FALSE);
|
|
proto_tree_add_item(tlv_root,
|
|
hf_p2p_attr_dev_info_config_methods_keypad,
|
|
tvb, s_offset, 2, FALSE);
|
|
|
|
s_offset += 2;
|
|
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_dev_info_pri_dev_type, tvb,
|
|
s_offset, 8, FALSE);
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_dev_info_pri_dev_type_category,
|
|
tvb, s_offset, 2, FALSE);
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_dev_info_pri_dev_type_oui,
|
|
tvb, s_offset + 2, 4, FALSE);
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_dev_info_pri_dev_type_subcategory,
|
|
tvb, s_offset + 6, 2, FALSE);
|
|
s_offset += 8;
|
|
|
|
num_sec = tvb_get_guint8(tvb, s_offset);
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_dev_info_num_sec, tvb,
|
|
s_offset, 1, FALSE);
|
|
s_offset++;
|
|
|
|
while (num_sec > 0) {
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_dev_info_sec_dev_type,
|
|
tvb, s_offset, 8, FALSE);
|
|
s_offset += 8;
|
|
num_sec--;
|
|
}
|
|
|
|
item = proto_tree_add_item(tlv_root, hf_p2p_attr_dev_info_dev_name_type,
|
|
tvb, s_offset, 2, FALSE);
|
|
attr_type = tvb_get_ntohs(tvb, s_offset);
|
|
if (attr_type != 0x1011) {
|
|
expert_add_info_format(pinfo, item, PI_MALFORMED, PI_ERROR,
|
|
"Incorrect Device Name attribute type");
|
|
}
|
|
s_offset += 2;
|
|
item = proto_tree_add_item(tlv_root, hf_p2p_attr_dev_info_dev_name_len,
|
|
tvb, s_offset, 2, FALSE);
|
|
attr_len = tvb_get_ntohs(tvb, s_offset);
|
|
s_offset += 2;
|
|
if (attr_len > offset + 3 + slen - s_offset) {
|
|
expert_add_info_format(pinfo, item, PI_MALFORMED, PI_ERROR,
|
|
"Invalid Device Name attribute length");
|
|
return;
|
|
}
|
|
nlen = offset + 3 + slen - s_offset;
|
|
if (nlen > 0)
|
|
item = proto_tree_add_item(tlv_root, hf_p2p_attr_dev_info_dev_name,
|
|
tvb, s_offset,
|
|
nlen > attr_len ? attr_len : nlen,
|
|
FALSE);
|
|
if (nlen != attr_len) {
|
|
expert_add_info_format(pinfo, item, PI_MALFORMED, PI_ERROR,
|
|
"Invalid Device Name attribute");
|
|
}
|
|
}
|
|
|
|
static void dissect_configuration_timeout(proto_item *tlv_root,
|
|
proto_item *tlv_item,
|
|
tvbuff_t *tvb, int offset)
|
|
{
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_config_timeout_go, tvb,
|
|
offset + 3, 1, FALSE);
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_config_timeout_client, tvb,
|
|
offset + 4, 1, FALSE);
|
|
proto_item_append_text(tlv_item, ": GO %u msec, client %u msec",
|
|
tvb_get_guint8(tvb, offset + 3) * 10,
|
|
tvb_get_guint8(tvb, offset + 4) * 10);
|
|
}
|
|
|
|
static void dissect_intended_interface_addr(proto_item *tlv_root,
|
|
proto_item *tlv_item,
|
|
tvbuff_t *tvb, int offset)
|
|
{
|
|
guint8 addr[6];
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_intended_interface_addr, tvb,
|
|
offset + 3, 6, FALSE);
|
|
tvb_memcpy(tvb, addr, offset + 3, 6);
|
|
proto_item_append_text(tlv_item, ": %s", ether_to_str(addr));
|
|
}
|
|
|
|
static void dissect_extended_listen_timing(proto_item *tlv_root,
|
|
proto_item *tlv_item,
|
|
tvbuff_t *tvb, int offset)
|
|
{
|
|
guint16 period, interval;
|
|
period = tvb_get_letohs(tvb, offset + 3);
|
|
interval = tvb_get_letohs(tvb, offset + 5);
|
|
proto_tree_add_uint(tlv_root, hf_p2p_attr_extended_listen_timing_period, tvb,
|
|
offset + 3, 2, period);
|
|
proto_tree_add_uint(tlv_root, hf_p2p_attr_extended_listen_timing_interval,
|
|
tvb, offset + 5, 2, interval);
|
|
proto_item_append_text(tlv_item, ": Availability Period %u msec, "
|
|
"Availability Interval %u msec", period, interval);
|
|
}
|
|
|
|
static void dissect_wifi_p2p_group_id(proto_item *tlv_root,
|
|
proto_item *tlv_item, tvbuff_t *tvb,
|
|
int offset, guint16 slen)
|
|
{
|
|
int s_offset;
|
|
guint8 addr[6];
|
|
|
|
s_offset = offset + 3;
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_p2p_group_id_dev_addr, tvb,
|
|
s_offset, 6, FALSE);
|
|
tvb_memcpy(tvb, addr, offset + 3, 6);
|
|
proto_item_append_text(tlv_item, ": %s", ether_to_str(addr));
|
|
s_offset += 6;
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_p2p_group_id_ssid, tvb,
|
|
s_offset, offset + 3 + slen - s_offset, FALSE);
|
|
}
|
|
|
|
static void dissect_wifi_p2p_group_bssid(packet_info *pinfo,
|
|
proto_item *tlv_root,
|
|
proto_item *tlv_item, tvbuff_t *tvb,
|
|
int offset, guint16 slen)
|
|
{
|
|
int s_offset;
|
|
guint8 addr[6];
|
|
|
|
if (slen != 6) {
|
|
expert_add_info_format(pinfo, tlv_item, PI_MALFORMED, PI_ERROR,
|
|
"Invalid ethernet address");
|
|
return;
|
|
}
|
|
|
|
s_offset = offset + 3;
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_p2p_group_bssid, tvb,
|
|
s_offset, 6, FALSE);
|
|
tvb_memcpy(tvb, addr, offset + 3, 6);
|
|
proto_item_append_text(tlv_item, ": %s", ether_to_str(addr));
|
|
}
|
|
|
|
static void dissect_notice_of_absence(packet_info *pinfo, proto_item *tlv_root,
|
|
proto_item *tlv_item,
|
|
tvbuff_t *tvb, int offset, guint16 slen)
|
|
{
|
|
int s_offset = offset + 3;
|
|
|
|
if (slen < 2) {
|
|
expert_add_info_format(pinfo, tlv_item, PI_MALFORMED, PI_ERROR,
|
|
"Too short NoA");
|
|
return;
|
|
}
|
|
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_noa_index, tvb, s_offset, 1,
|
|
FALSE);
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_noa_params, tvb, s_offset + 1, 1,
|
|
FALSE);
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_noa_params_opp_ps, tvb,
|
|
s_offset + 1, 1, FALSE);
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_noa_params_ctwindow, tvb,
|
|
s_offset + 1, 1, FALSE);
|
|
|
|
s_offset += 2;
|
|
while (offset + 3 + slen >= s_offset + 13) {
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_noa_count_type, tvb, s_offset, 1,
|
|
FALSE);
|
|
s_offset++;
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_noa_duration, tvb, s_offset, 4,
|
|
TRUE);
|
|
s_offset += 4;
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_noa_interval, tvb, s_offset, 4,
|
|
TRUE);
|
|
s_offset += 4;
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_noa_start_time, tvb, s_offset, 4,
|
|
TRUE);
|
|
s_offset += 4;
|
|
}
|
|
}
|
|
|
|
static void dissect_wifi_p2p_group_info(packet_info *pinfo,
|
|
proto_item *tlv_root,
|
|
proto_item *tlv_item,
|
|
tvbuff_t *tvb, int offset,
|
|
guint16 slen)
|
|
{
|
|
int s_offset = offset + 3;
|
|
int next_offset, ci_len, num_sec, left, nlen;
|
|
guint16 attr_type, attr_len;
|
|
proto_item *item;
|
|
|
|
while (offset + 3 + slen > s_offset) {
|
|
if (offset + 3 + slen - s_offset < 25) {
|
|
expert_add_info_format(pinfo, tlv_item, PI_MALFORMED, PI_ERROR,
|
|
"Too short P2P Client Info Descriptor");
|
|
break;
|
|
}
|
|
|
|
item = proto_tree_add_item(tlv_root, hf_p2p_attr_gi_length, tvb, s_offset,
|
|
1, FALSE);
|
|
ci_len = tvb_get_guint8(tvb, s_offset);
|
|
if (ci_len < 24 || s_offset + ci_len > offset + 3 + slen) {
|
|
expert_add_info_format(pinfo, item, PI_MALFORMED, PI_ERROR,
|
|
"Invalid P2P Client Info Descriptor Length");
|
|
break;
|
|
}
|
|
s_offset++;
|
|
next_offset = s_offset + ci_len;
|
|
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_gi_p2p_dev_addr, tvb, s_offset,
|
|
6, FALSE);
|
|
s_offset += 6;
|
|
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_gi_p2p_iface_addr, tvb, s_offset,
|
|
6, FALSE);
|
|
s_offset += 6;
|
|
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_gi_dev_capab, tvb, s_offset, 1,
|
|
FALSE);
|
|
proto_tree_add_item(tlv_root,
|
|
hf_p2p_attr_gi_dev_capab_service_discovery, tvb,
|
|
s_offset, 1, FALSE);
|
|
proto_tree_add_item(tlv_root,
|
|
hf_p2p_attr_gi_dev_capab_client_discoverability,
|
|
tvb, s_offset, 1, FALSE);
|
|
proto_tree_add_item(tlv_root,
|
|
hf_p2p_attr_gi_dev_capab_concurrent_operation,
|
|
tvb, s_offset, 1, FALSE);
|
|
proto_tree_add_item(tlv_root,
|
|
hf_p2p_attr_gi_dev_capab_infrastructure_managed,
|
|
tvb, s_offset, 1, FALSE);
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_gi_dev_capab_limit, tvb,
|
|
s_offset, 1, FALSE);
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_capab_invitation_procedure, tvb,
|
|
s_offset, 1, FALSE);
|
|
s_offset++;
|
|
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_gi_config_methods, tvb, s_offset,
|
|
2, FALSE);
|
|
s_offset += 2;
|
|
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_gi_pri_dev_type, tvb,
|
|
s_offset, 8, FALSE);
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_gi_pri_dev_type_category,
|
|
tvb, s_offset, 2, FALSE);
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_gi_pri_dev_type_oui,
|
|
tvb, s_offset + 2, 4, FALSE);
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_gi_pri_dev_type_subcategory,
|
|
tvb, s_offset + 6, 2, FALSE);
|
|
s_offset += 8;
|
|
|
|
item = proto_tree_add_item(tlv_root, hf_p2p_attr_gi_num_sec_dev_types, tvb,
|
|
s_offset, 1, FALSE);
|
|
num_sec = tvb_get_guint8(tvb, s_offset);
|
|
s_offset++;
|
|
left = offset + 3 + slen - s_offset;
|
|
if (left < 8 * num_sec) {
|
|
expert_add_info_format(pinfo, item, PI_MALFORMED, PI_ERROR,
|
|
"Invalid Secondary Device Type List");
|
|
break;
|
|
}
|
|
while (num_sec > 0) {
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_gi_sec_dev_type,
|
|
tvb, s_offset, 8, FALSE);
|
|
s_offset += 8;
|
|
num_sec--;
|
|
}
|
|
|
|
item = proto_tree_add_item(tlv_root, hf_p2p_attr_gi_dev_name_type,
|
|
tvb, s_offset, 2, FALSE);
|
|
attr_type = tvb_get_ntohs(tvb, s_offset);
|
|
if (attr_type != 0x1011) {
|
|
expert_add_info_format(pinfo, item, PI_MALFORMED, PI_ERROR,
|
|
"Incorrect Device Name attribute type");
|
|
}
|
|
s_offset += 2;
|
|
item = proto_tree_add_item(tlv_root, hf_p2p_attr_gi_dev_name_len,
|
|
tvb, s_offset, 2, FALSE);
|
|
attr_len = tvb_get_ntohs(tvb, s_offset);
|
|
s_offset += 2;
|
|
if (attr_len > offset + 3 + slen - s_offset) {
|
|
expert_add_info_format(pinfo, item, PI_MALFORMED, PI_ERROR,
|
|
"Invalid Device Name attribute length");
|
|
break;
|
|
}
|
|
nlen = offset + 3 + slen - s_offset;
|
|
if (nlen > 0)
|
|
item = proto_tree_add_item(tlv_root, hf_p2p_attr_gi_dev_name,
|
|
tvb, s_offset,
|
|
nlen > attr_len ? attr_len : nlen,
|
|
FALSE);
|
|
if (nlen != attr_len) {
|
|
expert_add_info_format(pinfo, item, PI_MALFORMED, PI_ERROR,
|
|
"Invalid Device Name attribute");
|
|
}
|
|
|
|
s_offset = next_offset;
|
|
}
|
|
}
|
|
|
|
static void dissect_invitation_flags(proto_item *tlv_root,
|
|
proto_item *tlv_item,
|
|
tvbuff_t *tvb, int offset)
|
|
{
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_invitation_flags, tvb,
|
|
offset + 3, 1, FALSE);
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_invitation_flags_type, tvb,
|
|
offset + 3, 1, FALSE);
|
|
proto_item_append_text(tlv_item, ": Invitation Flags 0x%x",
|
|
tvb_get_guint8(tvb, offset + 3));
|
|
}
|
|
|
|
static void dissect_manageability(proto_item *tlv_root,
|
|
proto_item *tlv_item,
|
|
tvbuff_t *tvb, int offset)
|
|
{
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_manageability_bitmap, tvb,
|
|
offset + 3, 1, FALSE);
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_manageability_bitmap_mgmt, tvb,
|
|
offset + 3, 1, FALSE);
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_manageability_bitmap_cross_connect,
|
|
tvb, offset + 3, 1, FALSE);
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_manageability_bitmap_coex_opt, tvb,
|
|
offset + 3, 1, FALSE);
|
|
proto_item_append_text(tlv_item, ": Bitmap field 0x%x",
|
|
tvb_get_guint8(tvb, offset + 3));
|
|
}
|
|
|
|
static void dissect_minor_reason_code(proto_item *tlv_root,
|
|
proto_item *tlv_item,
|
|
tvbuff_t *tvb, int offset)
|
|
{
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_minor_reason_code, tvb,
|
|
offset + 3, 1, FALSE);
|
|
proto_item_append_text(tlv_item, ": %u (%s)",
|
|
tvb_get_guint8(tvb, offset + 3),
|
|
val_to_str(tvb_get_guint8(tvb, offset + 3),
|
|
p2p_minor_reason_codes,
|
|
"Unknown Minor Reason Code (%u)"));
|
|
}
|
|
|
|
void dissect_wifi_p2p_ie(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb,
|
|
int offset, gint size)
|
|
{
|
|
guint16 slen = 0;
|
|
guint8 stype = 0;
|
|
proto_item *tlv_root, *tlv_item;
|
|
|
|
while (size > 0) {
|
|
if (size < 3) {
|
|
expert_add_info_format(pinfo, NULL, PI_MALFORMED, PI_ERROR,
|
|
"Packet too short for P2P IE");
|
|
break;
|
|
}
|
|
|
|
stype = tvb_get_guint8(tvb, offset);
|
|
slen = tvb_get_letohs(tvb, offset + 1);
|
|
|
|
tlv_item = proto_tree_add_text(tree, tvb, offset, 3 + slen, "%s",
|
|
val_to_str(stype, p2p_attr_types,
|
|
"Unknown attribute type (%u)"));
|
|
tlv_root = proto_item_add_subtree(tlv_item, ett_p2p_tlv);
|
|
|
|
proto_tree_add_item(tlv_root, hf_p2p_attr_type, tvb, offset, 1, FALSE);
|
|
proto_tree_add_uint(tlv_root, hf_p2p_attr_len, tvb, offset + 1, 2,
|
|
slen);
|
|
|
|
switch(stype) {
|
|
case P2P_ATTR_P2P_CAPABILITY:
|
|
dissect_wifi_p2p_capability(tlv_root, tlv_item, tvb, offset);
|
|
break;
|
|
case P2P_ATTR_P2P_DEVICE_ID:
|
|
dissect_device_id(tlv_root, tlv_item, tvb, offset);
|
|
break;
|
|
case P2P_ATTR_GROUP_OWNER_INTENT:
|
|
dissect_group_owner_intent(tlv_root, tlv_item, tvb, offset);
|
|
break;
|
|
case P2P_ATTR_STATUS:
|
|
dissect_status(tlv_root, tlv_item, tvb, offset);
|
|
break;
|
|
case P2P_ATTR_LISTEN_CHANNEL:
|
|
dissect_listen_channel(tlv_root, tlv_item, tvb, offset);
|
|
break;
|
|
case P2P_ATTR_OPERATING_CHANNEL:
|
|
dissect_operating_channel(tlv_root, tlv_item, tvb, offset);
|
|
break;
|
|
case P2P_ATTR_CHANNEL_LIST:
|
|
dissect_channel_list(tlv_root, tvb, offset, slen);
|
|
break;
|
|
case P2P_ATTR_P2P_DEVICE_INFO:
|
|
dissect_wifi_p2p_device_info(pinfo, tlv_root, tvb, offset, slen);
|
|
break;
|
|
case P2P_ATTR_CONFIGURATION_TIMEOUT:
|
|
dissect_configuration_timeout(tlv_root, tlv_item, tvb, offset);
|
|
break;
|
|
case P2P_ATTR_INTENDED_P2P_INTERFACE_ADDRESS:
|
|
dissect_intended_interface_addr(tlv_root, tlv_item, tvb, offset);
|
|
break;
|
|
case P2P_ATTR_EXTENDED_LISTEN_TIMING:
|
|
dissect_extended_listen_timing(tlv_root, tlv_item, tvb, offset);
|
|
break;
|
|
case P2P_ATTR_P2P_GROUP_ID:
|
|
dissect_wifi_p2p_group_id(tlv_root, tlv_item, tvb, offset, slen);
|
|
break;
|
|
case P2P_ATTR_P2P_GROUP_BSSID:
|
|
dissect_wifi_p2p_group_bssid(pinfo, tlv_root, tlv_item, tvb, offset, slen);
|
|
break;
|
|
case P2P_ATTR_NOTICE_OF_ABSENCE:
|
|
dissect_notice_of_absence(pinfo, tlv_root, tlv_item, tvb, offset, slen);
|
|
break;
|
|
case P2P_ATTR_P2P_GROUP_INFO:
|
|
dissect_wifi_p2p_group_info(pinfo, tlv_root, tlv_item, tvb, offset,
|
|
slen);
|
|
break;
|
|
case P2P_ATTR_INVITATION_FLAGS:
|
|
dissect_invitation_flags(tlv_root, tlv_item, tvb, offset);
|
|
break;
|
|
case P2P_ATTR_P2P_MANAGEABILITY:
|
|
dissect_manageability(tlv_root, tlv_item, tvb, offset);
|
|
break;
|
|
case P2P_ATTR_MINOR_REASON_CODE:
|
|
dissect_minor_reason_code(tlv_root, tlv_item, tvb, offset);
|
|
break;
|
|
}
|
|
|
|
offset += 3 + slen;
|
|
size -= 3 + slen;
|
|
}
|
|
}
|
|
|
|
int dissect_wifi_p2p_public_action(proto_tree *tree, tvbuff_t *tvb, int offset)
|
|
{
|
|
proto_tree_add_item(tree, hf_p2p_public_action_subtype, tvb, offset, 1,
|
|
FALSE);
|
|
offset++;
|
|
proto_tree_add_item(tree, hf_p2p_public_action_dialog_token, tvb, offset, 1,
|
|
FALSE);
|
|
offset++;
|
|
/* Followed by variable length IEs dissected by packet-ieee80211.c */
|
|
return offset;
|
|
}
|
|
|
|
int dissect_wifi_p2p_action(proto_tree *tree, tvbuff_t *tvb, int offset)
|
|
{
|
|
proto_tree_add_item(tree, hf_p2p_action_subtype, tvb, offset, 1, FALSE);
|
|
offset++;
|
|
proto_tree_add_item(tree, hf_p2p_action_dialog_token, tvb, offset, 1, FALSE);
|
|
offset++;
|
|
/* Followed by variable length IEs dissected by packet-ieee80211.c */
|
|
return offset;
|
|
}
|
|
|
|
void dissect_wifi_p2p_anqp(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb,
|
|
int offset, gboolean request)
|
|
{
|
|
proto_item *item;
|
|
|
|
item = proto_tree_add_item(tree, hf_p2p_anqp_service_update_indicator, tvb,
|
|
offset, 2, TRUE);
|
|
offset += 2;
|
|
|
|
while (tvb_length_remaining(tvb, offset) >= (request ? 4 : 5)) {
|
|
guint16 len;
|
|
proto_tree *tlv;
|
|
guint8 type, id;
|
|
|
|
len = tvb_get_letohs(tvb, offset);
|
|
if (len < 2) {
|
|
expert_add_info_format(pinfo, item, PI_MALFORMED, PI_ERROR,
|
|
"Too short Service TLV field");
|
|
return;
|
|
}
|
|
if (len > tvb_length_remaining(tvb, offset + 2)) {
|
|
expert_add_info_format(pinfo, item, PI_MALFORMED, PI_ERROR,
|
|
"Too short frame for Service TLV field");
|
|
return;
|
|
}
|
|
|
|
type = tvb_get_guint8(tvb, offset + 2);
|
|
id = tvb_get_guint8(tvb, offset + 3);
|
|
item = proto_tree_add_text(tree, tvb, offset, 2 + len,
|
|
"Service TLV (Transaction ID: %u Type: %s)",
|
|
id, val_to_str(type, p2p_service_protocol_types,
|
|
"Unknown (%u)"));
|
|
tlv = proto_item_add_subtree(item, ett_p2p_service_tlv);
|
|
|
|
proto_tree_add_item(tlv, hf_p2p_anqp_length, tvb, offset, 2, TRUE);
|
|
offset += 2;
|
|
proto_tree_add_item(tlv, hf_p2p_anqp_service_protocol_type, tvb,
|
|
offset, 1, FALSE);
|
|
proto_tree_add_item(tlv, hf_p2p_anqp_service_transaction_id, tvb,
|
|
offset + 1, 1, FALSE);
|
|
if (request) {
|
|
proto_tree_add_item(tlv, hf_p2p_anqp_query_data, tvb,
|
|
offset + 2, len - 2, FALSE);
|
|
} else {
|
|
proto_tree_add_item(tlv, hf_p2p_anqp_status_code, tvb,
|
|
offset + 2, 1, FALSE);
|
|
proto_tree_add_item(tlv, hf_p2p_anqp_response_data, tvb,
|
|
offset + 3, len - 3, FALSE);
|
|
}
|
|
offset += len;
|
|
}
|
|
|
|
if (tvb_length_remaining(tvb, offset) > 0) {
|
|
expert_add_info_format(pinfo, item, PI_MALFORMED, PI_ERROR,
|
|
"Unexpected padding in the end of P2P ANQP");
|
|
}
|
|
}
|
|
|
|
void
|
|
proto_register_p2p(void)
|
|
{
|
|
static hf_register_info hf[] = {
|
|
{ &hf_p2p_attr_type,
|
|
{ "Attribute Type", "wifi_p2p.type",
|
|
FT_UINT8, BASE_DEC, VALS(p2p_attr_types), 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_len,
|
|
{ "Attribute Length", "wifi_p2p.length",
|
|
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_p2p_attr_capab,
|
|
{ "P2P Capability", "wifi_p2p.p2p_capability",
|
|
FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_capab_device,
|
|
{ "Device Capability Bitmap",
|
|
"wifi_p2p.p2p_capability.device_capability",
|
|
FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_capab_device_service_discovery,
|
|
{ "Service Discovery",
|
|
"wifi_p2p.p2p_capability.device_capability.service_discovery",
|
|
FT_UINT8, BASE_HEX, NULL, P2P_DEV_CAPAB_SERVICE_DISCOVERY, NULL, HFILL
|
|
}},
|
|
{ &hf_p2p_attr_capab_device_client_discoverability,
|
|
{ "P2P Client Discoverability",
|
|
"wifi_p2p.p2p_capability.device_capability.client_discoverability",
|
|
FT_UINT8, BASE_HEX, NULL, P2P_DEV_CAPAB_P2P_CLIENT_DISCOVERABILITY,
|
|
NULL, HFILL
|
|
}},
|
|
{ &hf_p2p_attr_capab_device_concurrent_operation,
|
|
{ "Concurrent Operation",
|
|
"wifi_p2p.p2p_capability.device_capability.concurrent_operation",
|
|
FT_UINT8, BASE_HEX, NULL, P2P_DEV_CAPAB_CONCURRENT_OPERATION, NULL,
|
|
HFILL
|
|
}},
|
|
{ &hf_p2p_attr_capab_device_infrastructure_managed,
|
|
{ "P2P Infrastructure Managed",
|
|
"wifi_p2p.p2p_capability.device_capability.infrastructure_managed",
|
|
FT_UINT8, BASE_HEX, NULL, P2P_DEV_CAPAB_P2P_INFRASTRUCTURE_MANAGED,
|
|
NULL, HFILL
|
|
}},
|
|
{ &hf_p2p_attr_capab_device_limit,
|
|
{ "P2P Device Limit",
|
|
"wifi_p2p.p2p_capability.device_capability.device_limit",
|
|
FT_UINT8, BASE_HEX, NULL, P2P_DEV_CAPAB_P2P_DEVICE_LIMIT, NULL, HFILL
|
|
}},
|
|
{ &hf_p2p_attr_capab_invitation_procedure,
|
|
{ "P2P Invitation Procedure",
|
|
"wifi_p2p.p2p_capability.device_capability.invitation_procedure",
|
|
FT_UINT8, BASE_HEX, NULL, P2P_DEV_CAPAB_P2P_INVITATION_PROCEDURE, NULL,
|
|
HFILL
|
|
}},
|
|
{ &hf_p2p_attr_capab_group,
|
|
{ "Group Capability Bitmap", "wifi_p2p.p2p_capability.group_capability",
|
|
FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_capab_group_owner,
|
|
{ "P2P Group Owner",
|
|
"wifi_p2p.p2p_capability.group_capability.group_owner",
|
|
FT_UINT8, BASE_HEX, NULL, P2P_GROUP_CAPAB_P2P_GROUP_OWNER, NULL, HFILL
|
|
}},
|
|
{ &hf_p2p_attr_capab_group_persistent,
|
|
{ "Persistent P2P Group",
|
|
"wifi_p2p.p2p_capability.group_capability.persistent_group",
|
|
FT_UINT8, BASE_HEX, NULL, P2P_GROUP_CAPAB_PERSISTENT_P2P_GROUP, NULL,
|
|
HFILL }},
|
|
{ &hf_p2p_attr_capab_group_limit,
|
|
{ "P2P Group Limit",
|
|
"wifi_p2p.p2p_capability.group_capability.group_limit",
|
|
FT_UINT8, BASE_HEX, NULL, P2P_GROUP_CAPAB_P2P_GROUP_LIMIT, NULL, HFILL
|
|
}},
|
|
{ &hf_p2p_attr_capab_group_intra_bss_distribution,
|
|
{ "Intra-BSS Distribution",
|
|
"wifi_p2p.p2p_capability.group_capability.intra_bss_distribution",
|
|
FT_UINT8, BASE_HEX, NULL, P2P_GROUP_CAPAB_INTRA_BSS_DISTRIBUTION, NULL,
|
|
HFILL }},
|
|
{ &hf_p2p_attr_capab_group_cross_connection,
|
|
{ "Cross Connection",
|
|
"wifi_p2p.p2p_capability.group_capability.cross_connection",
|
|
FT_UINT8, BASE_HEX, NULL, P2P_GROUP_CAPAB_CROSS_CONNECTION, NULL, HFILL
|
|
}},
|
|
{ &hf_p2p_attr_capab_group_persistent_reconnect,
|
|
{ "Persistent Reconnect",
|
|
"wifi_p2p.p2p_capability.group_capability.persistent_reconnect",
|
|
FT_UINT8, BASE_HEX, NULL, P2P_GROUP_CAPAB_PERSISTENT_RECONNECT, NULL,
|
|
HFILL }},
|
|
{ &hf_p2p_attr_capab_group_group_formation,
|
|
{ "Group Formation",
|
|
"wifi_p2p.p2p_capability.group_capability.group_formation",
|
|
FT_UINT8, BASE_HEX, NULL, P2P_GROUP_CAPAB_GROUP_FORMATION, NULL, HFILL
|
|
}},
|
|
|
|
{ &hf_p2p_attr_device_id,
|
|
{ "Device ID", "wifi_p2p.device_id",
|
|
FT_ETHER, BASE_NONE, NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_p2p_attr_status,
|
|
{ "Status Code", "wifi_p2p.status",
|
|
FT_UINT8, BASE_DEC, VALS(p2p_status_codes), 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_p2p_attr_go_intent,
|
|
{ "Group Owner Intent", "wifi_p2p.go_intent",
|
|
FT_UINT8, BASE_DEC, NULL, 0x1e, NULL, HFILL }},
|
|
{ &hf_p2p_attr_go_intent_tie_breaker,
|
|
{ "Group Owner Intent Tie Breaker", "wifi_p2p.go_intent_tie_breaker",
|
|
FT_UINT8, BASE_DEC, NULL, 0x01, NULL, HFILL }},
|
|
|
|
{ &hf_p2p_attr_listen_channel,
|
|
{ "Listen Channel", "wifi_p2p.listen_channel",
|
|
FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_listen_channel_country,
|
|
{ "Country String", "wifi_p2p.listen_channel.country_string",
|
|
FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_listen_channel_oper_class,
|
|
{ "Operating Class", "wifi_p2p.listen_channel.operating_class",
|
|
FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_listen_channel_number,
|
|
{ "Channel Number", "wifi_p2p.listen_channel.channel_number",
|
|
FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_p2p_attr_operating_channel,
|
|
{ "Operating Channel", "wifi_p2p.operating_channel",
|
|
FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_operating_channel_country,
|
|
{ "Country String", "wifi_p2p.operating_channel.country_string",
|
|
FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_operating_channel_oper_class,
|
|
{ "Operating Class", "wifi_p2p.channel.operating_class",
|
|
FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_operating_channel_number,
|
|
{ "Channel Number", "wifi_p2p.channel.channel_number",
|
|
FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_p2p_attr_channel_list,
|
|
{ "Channel List", "wifi_p2p.channel_list",
|
|
FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_channel_list_country,
|
|
{ "Country String", "wifi_p2p.channel_list.country_string",
|
|
FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_channel_list_oper_class,
|
|
{ "Operating Class", "wifi_p2p.channel_list.operating_class",
|
|
FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_channel_list_num_chan,
|
|
{ "Number of Channels", "wifi_p2p.channel_list.num_chan",
|
|
FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_channel_list_chan,
|
|
{ "Channel List", "wifi_p2p.channel_list.channel_list",
|
|
FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_p2p_attr_dev_info,
|
|
{ "Device Info", "wifi_p2p.dev_info",
|
|
FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_dev_info_p2p_dev_addr,
|
|
{ "P2P Device address", "wifi_p2p.dev_info.p2p_dev_addr",
|
|
FT_ETHER, BASE_NONE, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_dev_info_pri_dev_type,
|
|
{ "Primary Device Type", "wifi_p2p.dev_info.pri_dev_type",
|
|
FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_dev_info_pri_dev_type_category,
|
|
{ "Primary Device Type: Category",
|
|
"wifi_p2p.dev_info.pri_dev_type.category",
|
|
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_dev_info_pri_dev_type_oui,
|
|
{ "Primary Device Type: OUI", "wifi_p2p.dev_info.pri_dev_type.oui",
|
|
FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_dev_info_pri_dev_type_subcategory,
|
|
{ "Primary Device Type: Subcategory",
|
|
"wifi_p2p.dev_info.pri_dev_type.subcategory",
|
|
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_dev_info_num_sec,
|
|
{ "Number of Secondary Device Types", "wifi_p2p.dev_info.num_sec",
|
|
FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_dev_info_sec_dev_type,
|
|
{ "Secondary Device Type", "wifi_p2p.dev_info.sec_dev_type",
|
|
FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_dev_info_dev_name_type,
|
|
{ "Device Name attribute type", "wifi_p2p.dev_info.dev_name_type",
|
|
FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_dev_info_dev_name_len,
|
|
{ "Device Name attribute length", "wifi_p2p.dev_info.dev_name",
|
|
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_dev_info_dev_name,
|
|
{ "Device Name", "wifi_p2p.dev_info.dev_name",
|
|
FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_dev_info_config_methods,
|
|
{ "Config Methods", "wifi_p2p.dev_info.config_methods",
|
|
FT_UINT16, BASE_HEX, NULL, 0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_dev_info_config_methods_usba,
|
|
{ "USBA (Flash Drive)", "wifi_p2p.dev_info.config_methods.usba",
|
|
FT_UINT16, BASE_HEX, NULL, WPS_CONF_METH_USBA, NULL, HFILL }},
|
|
{ &hf_p2p_attr_dev_info_config_methods_ethernet,
|
|
{ "Ethernet", "wifi_p2p.dev_info.config_methods.ethernet",
|
|
FT_UINT16, BASE_HEX, NULL, WPS_CONF_METH_ETHERNET, NULL, HFILL }},
|
|
{ &hf_p2p_attr_dev_info_config_methods_label,
|
|
{ "Label", "wifi_p2p.dev_info.config_methods.label",
|
|
FT_UINT16, BASE_HEX, NULL, WPS_CONF_METH_LABEL, NULL, HFILL }},
|
|
{ &hf_p2p_attr_dev_info_config_methods_display,
|
|
{ "Display", "wifi_p2p.dev_info.config_methods.display",
|
|
FT_UINT16, BASE_HEX, NULL, WPS_CONF_METH_DISPLAY, NULL, HFILL }},
|
|
{ &hf_p2p_attr_dev_info_config_methods_ext_nfc_token,
|
|
{ "External NFC Token", "wifi_p2p.dev_info.config_methods.ext_nfc_token",
|
|
FT_UINT16, BASE_HEX, NULL, WPS_CONF_METH_EXT_NFC_TOKEN, NULL, HFILL }},
|
|
{ &hf_p2p_attr_dev_info_config_methods_int_nfc_token,
|
|
{ "Integrated NFC Token",
|
|
"wifi_p2p.dev_info.config_methods.int_nfc_token",
|
|
FT_UINT16, BASE_HEX, NULL, WPS_CONF_METH_INT_NFC_TOKEN, NULL, HFILL }},
|
|
{ &hf_p2p_attr_dev_info_config_methods_nfc_interface,
|
|
{ "NFC Interface", "wifi_p2p.dev_info.config_methods.nfc_interface",
|
|
FT_UINT16, BASE_HEX, NULL, WPS_CONF_METH_NFC_INTERFACE, NULL, HFILL }},
|
|
{ &hf_p2p_attr_dev_info_config_methods_pushbutton,
|
|
{ "PushButton", "wifi_p2p.dev_info.config_methods.pushbutton",
|
|
FT_UINT16, BASE_HEX, NULL, WPS_CONF_METH_PUSHBUTTON, NULL, HFILL }},
|
|
{ &hf_p2p_attr_dev_info_config_methods_keypad,
|
|
{ "Keypad", "wifi_p2p.dev_info.config_methods.keypad",
|
|
FT_UINT16, BASE_HEX, NULL, WPS_CONF_METH_KEYPAD, NULL, HFILL }},
|
|
{ &hf_p2p_attr_config_timeout_go,
|
|
{ "GO Configuration Timeout", "wifi_p2p.config_timeout.go",
|
|
FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_config_timeout_client,
|
|
{ "Client Configuration Timeout", "wifi_p2p.config_timeout.client",
|
|
FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_intended_interface_addr,
|
|
{ "P2P Interface Address", "wifi_p2p.intended_interface_addr",
|
|
FT_ETHER, BASE_NONE, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_extended_listen_timing_period,
|
|
{ "Availability Period", "wifi_p2p.extended_listen_timing.period",
|
|
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_extended_listen_timing_interval,
|
|
{ "Availability Interval", "wifi_p2p.extended_listen_timing.interval",
|
|
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_p2p_group_id_dev_addr,
|
|
{ "P2P Device address", "wifi_p2p.p2p_group_id.p2p_dev_addr",
|
|
FT_ETHER, BASE_NONE, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_p2p_group_id_ssid,
|
|
{ "SSID", "wifi_p2p.p2p_group_id.ssid",
|
|
FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_p2p_group_bssid,
|
|
{ "BSSID", "wifi_p2p.p2p_group_bssid",
|
|
FT_ETHER, BASE_NONE, NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_p2p_attr_noa_index,
|
|
{ "Index", "wifi_p2p.noa.index",
|
|
FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_noa_params,
|
|
{ "CTWindow and OppPS Parameters", "wifi_p2p.noa.params",
|
|
FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_noa_params_opp_ps,
|
|
{ "OppPS", "wifi_p2p.noa.params.opp_ps",
|
|
FT_UINT8, BASE_DEC, NULL, 0x80, NULL, HFILL }},
|
|
{ &hf_p2p_attr_noa_params_ctwindow,
|
|
{ "CTWindow", "wifi_p2p.noa.params.ctwindow",
|
|
FT_UINT8, BASE_DEC, NULL, 0x7f, NULL, HFILL }},
|
|
{ &hf_p2p_attr_noa_count_type,
|
|
{ "Count/Type", "wifi_p2p.noa.count_type",
|
|
FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_noa_duration,
|
|
{ "Duration", "wifi_p2p.noa.duration",
|
|
FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_noa_interval,
|
|
{ "Interval", "wifi_p2p.noa.interval",
|
|
FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_noa_start_time,
|
|
{ "Start Time", "wifi_p2p.noa.start_time",
|
|
FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_p2p_attr_gi,
|
|
{ "Device Info", "wifi_p2p.group_info",
|
|
FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_gi_length,
|
|
{ "P2P Client Info Descriptor Length", "wifi_p2p.group_info.length",
|
|
FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_gi_p2p_dev_addr,
|
|
{ "P2P Device address", "wifi_p2p.group_info.p2p_dev_addr",
|
|
FT_ETHER, BASE_NONE, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_gi_p2p_iface_addr,
|
|
{ "P2P Interface address", "wifi_p2p.group_info.p2p_interface_addr",
|
|
FT_ETHER, BASE_NONE, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_gi_dev_capab,
|
|
{ "Device Capability Bitmap", "wifi_p2p.group_info.device_capability",
|
|
FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_gi_dev_capab_service_discovery,
|
|
{ "Service Discovery",
|
|
"wifi_p2p.group_info.device_capability.service_discovery",
|
|
FT_UINT8, BASE_HEX, NULL, P2P_DEV_CAPAB_SERVICE_DISCOVERY, NULL, HFILL
|
|
}},
|
|
{ &hf_p2p_attr_gi_dev_capab_client_discoverability,
|
|
{ "P2P Client Discoverability",
|
|
"wifi_p2p.group_info.device_capability.client_discoverability",
|
|
FT_UINT8, BASE_HEX, NULL, P2P_DEV_CAPAB_P2P_CLIENT_DISCOVERABILITY,
|
|
NULL, HFILL
|
|
}},
|
|
{ &hf_p2p_attr_gi_dev_capab_concurrent_operation,
|
|
{ "Concurrent Operation",
|
|
"wifi_p2p.group_info.device_capability.concurrent_operation",
|
|
FT_UINT8, BASE_HEX, NULL, P2P_DEV_CAPAB_CONCURRENT_OPERATION, NULL,
|
|
HFILL
|
|
}},
|
|
{ &hf_p2p_attr_gi_dev_capab_infrastructure_managed,
|
|
{ "P2P Infrastructure Managed",
|
|
"wifi_p2p.group_info.device_capability.infrastructure_managed",
|
|
FT_UINT8, BASE_HEX, NULL, P2P_DEV_CAPAB_P2P_INFRASTRUCTURE_MANAGED,
|
|
NULL, HFILL
|
|
}},
|
|
{ &hf_p2p_attr_gi_dev_capab_limit,
|
|
{ "P2P Device Limit",
|
|
"wifi_p2p.group_info.device_capability.device_limit",
|
|
FT_UINT8, BASE_HEX, NULL, P2P_DEV_CAPAB_P2P_DEVICE_LIMIT, NULL, HFILL
|
|
}},
|
|
{ &hf_p2p_attr_gi_dev_capab_invitation_procedure,
|
|
{ "P2P Invitation Procedure",
|
|
"wifi_p2p.group_info.device_capability.invitation_procedure",
|
|
FT_UINT8, BASE_HEX, NULL, P2P_DEV_CAPAB_P2P_INVITATION_PROCEDURE, NULL,
|
|
HFILL
|
|
}},
|
|
{ &hf_p2p_attr_gi_pri_dev_type,
|
|
{ "Primary Device Type", "wifi_p2p.group_info.pri_dev_type",
|
|
FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_gi_pri_dev_type_category,
|
|
{ "Primary Device Type: Category",
|
|
"wifi_p2p.group_info.pri_dev_type.category",
|
|
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_gi_pri_dev_type_oui,
|
|
{ "Primary Device Type: OUI", "wifi_p2p.group_info.pri_dev_type.oui",
|
|
FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_gi_pri_dev_type_subcategory,
|
|
{ "Primary Device Type: Subcategory",
|
|
"wifi_p2p.group_info.pri_dev_type.subcategory",
|
|
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_gi_num_sec_dev_types,
|
|
{ "Number of Secondary Device Types", "wifi_p2p.group_info.num_sec",
|
|
FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_gi_sec_dev_type,
|
|
{ "Secondary Device Type", "wifi_p2p.group_info.sec_dev_type",
|
|
FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_gi_dev_name_type,
|
|
{ "Device Name attribute type", "wifi_p2p.group_info.dev_name_type",
|
|
FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_gi_dev_name_len,
|
|
{ "Device Name attribute length", "wifi_p2p.group_info.dev_name",
|
|
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_gi_dev_name,
|
|
{ "Device Name", "wifi_p2p.group_info.dev_name",
|
|
FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_gi_config_methods,
|
|
{ "Config Methods", "wifi_p2p.group_info.config_methods",
|
|
FT_UINT16, BASE_HEX, NULL, 0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_gi_config_methods_usba,
|
|
{ "USBA (Flash Drive)", "wifi_p2p.group_info.config_methods.usba",
|
|
FT_UINT16, BASE_HEX, NULL, WPS_CONF_METH_USBA, NULL, HFILL }},
|
|
{ &hf_p2p_attr_gi_config_methods_ethernet,
|
|
{ "Ethernet", "wifi_p2p.group_info.config_methods.ethernet",
|
|
FT_UINT16, BASE_HEX, NULL, WPS_CONF_METH_ETHERNET, NULL, HFILL }},
|
|
{ &hf_p2p_attr_gi_config_methods_label,
|
|
{ "Label", "wifi_p2p.group_info.config_methods.label",
|
|
FT_UINT16, BASE_HEX, NULL, WPS_CONF_METH_LABEL, NULL, HFILL }},
|
|
{ &hf_p2p_attr_gi_config_methods_display,
|
|
{ "Display", "wifi_p2p.group_info.config_methods.display",
|
|
FT_UINT16, BASE_HEX, NULL, WPS_CONF_METH_DISPLAY, NULL, HFILL }},
|
|
{ &hf_p2p_attr_gi_config_methods_ext_nfc_token,
|
|
{ "External NFC Token",
|
|
"wifi_p2p.group_info.config_methods.ext_nfc_token",
|
|
FT_UINT16, BASE_HEX, NULL, WPS_CONF_METH_EXT_NFC_TOKEN, NULL, HFILL }},
|
|
{ &hf_p2p_attr_gi_config_methods_int_nfc_token,
|
|
{ "Integrated NFC Token",
|
|
"wifi_p2p.group_info.config_methods.int_nfc_token",
|
|
FT_UINT16, BASE_HEX, NULL, WPS_CONF_METH_INT_NFC_TOKEN, NULL, HFILL }},
|
|
{ &hf_p2p_attr_gi_config_methods_nfc_interface,
|
|
{ "NFC Interface", "wifi_p2p.group_info.config_methods.nfc_interface",
|
|
FT_UINT16, BASE_HEX, NULL, WPS_CONF_METH_NFC_INTERFACE, NULL, HFILL }},
|
|
{ &hf_p2p_attr_gi_config_methods_pushbutton,
|
|
{ "PushButton", "wifi_p2p.group_info.config_methods.pushbutton",
|
|
FT_UINT16, BASE_HEX, NULL, WPS_CONF_METH_PUSHBUTTON, NULL, HFILL }},
|
|
{ &hf_p2p_attr_gi_config_methods_keypad,
|
|
{ "Keypad", "wifi_p2p.group_info.config_methods.keypad",
|
|
FT_UINT16, BASE_HEX, NULL, WPS_CONF_METH_KEYPAD, NULL, HFILL }},
|
|
|
|
{ &hf_p2p_attr_invitation_flags,
|
|
{ "Invitation Flags", "wifi_p2p.invitation_flags",
|
|
FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_invitation_flags_type,
|
|
{ "Invitation Type", "wifi_p2p.invitation_flags.type",
|
|
FT_UINT8, BASE_HEX, VALS(invitation_types), 0x01, NULL, HFILL }},
|
|
|
|
{ &hf_p2p_attr_manageability_bitmap,
|
|
{ "Manageability Bitmap field", "wifi_p2p.manageability.bitmap",
|
|
FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_attr_manageability_bitmap_mgmt,
|
|
{ "P2P Device Management", "wifi_p2p.manageability.bitmap.dev_mgmt",
|
|
FT_UINT8, BASE_HEX, NULL, 0x01, NULL, HFILL }},
|
|
{ &hf_p2p_attr_manageability_bitmap_cross_connect,
|
|
{ "Cross Connection Permitted",
|
|
"wifi_p2p.manageability.bitmap.cross_connect",
|
|
FT_UINT8, BASE_HEX, NULL, 0x02, NULL, HFILL }},
|
|
{ &hf_p2p_attr_manageability_bitmap_coex_opt,
|
|
{ "Coexistence Optional", "wifi_p2p.manageability.bitmap.coex_opt",
|
|
FT_UINT8, BASE_HEX, NULL, 0x04, NULL, HFILL }},
|
|
|
|
{ &hf_p2p_attr_minor_reason_code,
|
|
{ "Minor Reason Code", "wifi_p2p.minor_reason_code",
|
|
FT_UINT8, BASE_DEC, VALS(p2p_minor_reason_codes), 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_p2p_anqp_service_update_indicator,
|
|
{ "Service Update Indicator", "wifi_p2p.anqp.service_update_indicator",
|
|
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_anqp_length,
|
|
{ "Length", "wifi_p2p.anqp.length",
|
|
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_anqp_service_protocol_type,
|
|
{ "Service Protocol Type", "wifi_p2p.anqp.service_protocol_type",
|
|
FT_UINT8, BASE_DEC, VALS(p2p_service_protocol_types), 0x0, NULL,
|
|
HFILL }},
|
|
{ &hf_p2p_anqp_service_transaction_id,
|
|
{ "Service Transaction ID", "wifi_p2p.anqp.service_transaction_id",
|
|
FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_anqp_query_data,
|
|
{ "Query Data", "wifi_p2p.anqp.query_data",
|
|
FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_anqp_status_code,
|
|
{ "Status Code", "wifi_p2p.anqp.status_code",
|
|
FT_UINT8, BASE_DEC, VALS(p2p_sd_status_codes), 0x0,
|
|
"Service Query Status Code", HFILL }},
|
|
{ &hf_p2p_anqp_response_data,
|
|
{ "Response Data", "wifi_p2p.anqp.response_data",
|
|
FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }},
|
|
|
|
{ &hf_p2p_action_subtype,
|
|
{ "P2P Action Subtype", "wifi_p2p.action.subtype",
|
|
FT_UINT8, BASE_DEC, VALS(p2p_action_subtypes), 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_action_dialog_token,
|
|
{ "P2P Action Dialog Token", "wifi_p2p.action.dialog_token",
|
|
FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }},
|
|
{ &hf_p2p_public_action_subtype,
|
|
{ "P2P Public Action Subtype", "wifi_p2p.public_action.subtype",
|
|
FT_UINT8, BASE_DEC, VALS(p2p_public_action_subtypes), 0x0, NULL, HFILL
|
|
}},
|
|
{ &hf_p2p_public_action_dialog_token,
|
|
{ "P2P Public Action Dialog Token",
|
|
"wifi_p2p.public_action.dialog_token",
|
|
FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }}
|
|
};
|
|
static gint *ett[] = {
|
|
&ett_p2p_tlv,
|
|
&ett_p2p_service_tlv
|
|
};
|
|
|
|
proto_p2p = proto_register_protocol("Wi-Fi Peer-to-Peer", "Wi-Fi P2P",
|
|
"wifi_p2p");
|
|
proto_register_field_array(proto_p2p, hf, array_length(hf));
|
|
proto_register_subtree_array(ett, array_length(ett));
|
|
}
|
|
|
|
/*
|
|
* Editor modelines
|
|
*
|
|
* Local Variables:
|
|
* c-basic-offset: 2
|
|
* tab-width: 8
|
|
* indent-tabs-mode: nil
|
|
* End:
|
|
*
|
|
* ex: set shiftwidth=2 tabstop=8 expandtab:
|
|
* :indentSize=2:tabSize=8:noTabs=true:
|
|
*/
|