?? plugins-wimax-mac_hd_generic_decoder.c
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Makefile.am
Makefile.common
Makefile.nmake
README.wimax
crc.c
crc.h
crc_data.c
mac_hd_generic_decoder.c
mac_hd_type1_decoder.c
mac_hd_type2_decoder.c
mac_mgmt_msg_decoder.c
moduleinfo.h
moduleinfo.nmake
msg_aas_beam.c
msg_aas_fbck.c
msg_arq.c
msg_clk_cmp.c
msg_dcd.c
msg_dlmap.c
msg_dreg.c
msg_dsa.c
msg_dsc.c
msg_dsd.c
msg_dsx_rvd.c
msg_fpc.c
msg_pkm.c
msg_pmc.c
msg_prc_lt_ctrl.c
msg_reg_req.c
msg_reg_rsp.c
msg_rep.c
msg_res_cmd.c
msg_rng_req.c
msg_rng_rsp.c
msg_sbc.c
msg_ucd.c
msg_ulmap.c
packet-wmx.c
plugin.rc.in
wimax_bits.h
wimax_cdma_code_decoder.c
wimax_compact_dlmap_ie_decoder.c
wimax_compact_ulmap_ie_decoder.c
wimax_fch_decoder.c
wimax_ffb_decoder.c
wimax_hack_decoder.c
wimax_harq_map_decoder.c
wimax_mac.h
wimax_pdu_decoder.c
wimax_phy_attributes_decoder.c
wimax_tlv.c
wimax_tlv.h
wimax_utils.c
wimax_utils.h
/* mac_hd_generic_decoder.c
* WiMax Generic MAC Header decoder
*
* Copyright (c) 2007 by Intel Corporation.
*
* Author: Lu Pan <lu.pan@intel.com>
*
* $Id$
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1999 Gerald Combs
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/* TODO: Add FT_UINT24 and FT_INT24 cases to gtk_widget_get_toplevel()
* to prevent having to make all the changes from BASE_DEC to BASE_HEX
* made to this file today: 10/20/06.
*/
/* Include files */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
/*
#define DEBUG
*/
#include "moduleinfo.h"
#include <string.h>
#include <glib.h>
#include <epan/packet.h>
#include <epan/prefs.h>
#include <epan/address.h>
#include <epan/reassemble.h>
#include "crc.h"
extern gint proto_wimax;
extern gint seen_a_service_type;
extern gboolean first_gmh; /* defined in wimax_pdu_decoder.c */
guint get_service_type( void ); /* defined in wimax_utils.c */
extern gint8 arq_enabled; /* declared in packet-wmx.c */
extern gint scheduling_service_type; /* declared in packet-wmx.c */
extern gint mac_sdu_length; /* declared in packet-wmx.c */
extern address bs_address; /* declared in packet-wmx.c */
extern guint max_logical_bands; /* declared in wimax_compact_dlmap_ie_decoder.c */
extern gboolean is_down_link(address *src_address);/* declared in packet-wmx.c */
extern void proto_register_mac_mgmt_msg(void); /* defined in macmgmtmsgdecoder.c */
extern void init_wimax_globals(); /* defined in msg_ulmap.c */
extern void dissect_mac_mgmt_msg_decoder(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree);
/* global variables */
gboolean include_cor2_changes = FALSE;
/* Well-known CIDs */
guint cid_initial_ranging = 0x0000;
guint global_cid_max_basic = 320;
guint cid_max_primary = 640;
guint cid_aas_ranging = 0xFeFF;
guint cid_normal_multicast = 0xFFFa;
guint cid_sleep_multicast = 0xFFFb;
guint cid_idle_multicast = 0xFFFc;
guint cid_frag_broadcast = 0xFFFd;
guint cid_padding = 0xFFFe;
guint cid_broadcast = 0xFFFF;
/* Maximum number of CID's */
#define MAX_CID 64
/* forward reference */
void dissect_mac_header_generic_decoder(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree);
static gint extended_subheader_decoder(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree);
static gint arq_feedback_payload_decoder(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, proto_item *parent_item);
/* Static variables */
static GHashTable *payload_frag_table = NULL;
gint proto_mac_header_generic_decoder = -1;
static gint ett_mac_header_generic_decoder = -1;
static gint ett_mac_subheader_decoder = -1;
static gint ett_mac_mesh_subheader_decoder = -1;
static gint ett_mac_frag_subheader_decoder = -1;
static gint ett_mac_grant_mgmt_subheader_decoder = -1;
static gint ett_mac_pkt_subheader_decoder = -1;
static gint ett_mac_fast_fb_subheader_decoder = -1;
static gint ett_mac_ext_subheader_decoder = -1;
static gint ett_mac_ext_subheader_dl_decoder = -1;
static gint ett_mac_ext_subheader_ul_decoder = -1;
static gint ett_mac_arq_fb_payload_decoder = -1;
static gint ett_mac_data_pdu_decoder = -1;
static gint hf_mac_header_generic_value_bytes = -1;
static guint frag_type, frag_len;
static guint extended_type, arq_fb_payload, seq_number;
static guint cid_adjust[MAX_CID]; /* Must not start with 0 */
static guint cid_vernier[MAX_CID];
static guint cid_adj_array_size = 0;
static guint *cid_adj_array = NULL;
static guint8 *frag_num_array = NULL;
static address save_src;
static address save_dst;
/* Setup protocol subtree array */
static gint *ett[] =
{
&ett_mac_header_generic_decoder,
&ett_mac_subheader_decoder,
&ett_mac_mesh_subheader_decoder,
&ett_mac_frag_subheader_decoder,
&ett_mac_grant_mgmt_subheader_decoder,
&ett_mac_pkt_subheader_decoder,
&ett_mac_fast_fb_subheader_decoder,
&ett_mac_ext_subheader_decoder,
&ett_mac_ext_subheader_dl_decoder,
&ett_mac_ext_subheader_ul_decoder,
&ett_mac_arq_fb_payload_decoder,
&ett_mac_data_pdu_decoder,
};
#define WIMAX_MAC_HEADER_SIZE 6
#define IP_HEADER_BYTE 0x45
#define EXTENDED_SUB_HEADER_RSV_MASK 0x80
#define EXTENDED_SUB_HEADER_TYPE_MASK 0x7F
/* WIMAX GENERIC MAC HEADER FIELDS (figure 19) */
/* 1st to 3rd bytes */
#define WIMAX_MAC_HEADER_GENERIC_HT 0x800000
#define WIMAX_MAC_HEADER_GENERIC_EC 0x400000
#define WIMAX_MAC_HEADER_GENERIC_TYPE_5 0x200000
#define WIMAX_MAC_HEADER_GENERIC_TYPE_4 0x100000
#define WIMAX_MAC_HEADER_GENERIC_TYPE_3 0x080000
#define WIMAX_MAC_HEADER_GENERIC_TYPE_2 0x040000
#define WIMAX_MAC_HEADER_GENERIC_TYPE_1 0x020000
#define WIMAX_MAC_HEADER_GENERIC_TYPE_0 0x010000
#define WIMAX_MAC_HEADER_GENERIC_ESF 0x008000
#define WIMAX_MAC_HEADER_GENERIC_CI 0x004000
#define WIMAX_MAC_HEADER_GENERIC_EKS 0x003000
#define WIMAX_MAC_HEADER_GENERIC_RSV 0x000800
#define WIMAX_MAC_HEADER_GENERIC_LEN 0x0007FF
/* WIMAX GENERIC MAC HEADER 1st byte masks */
#define WIMAX_MAC_HEADER_GENERIC_HT_MASK 0x80
#define WIMAX_MAC_HEADER_GENERIC_EC_MASK 0x40
#define WIMAX_MAC_HEADER_GENERIC_TYPE_MASK 0x3F
/* WiMax Generic MAC Header Sub Type Masks */
#define GENERIC_SUB_TYPE_0 0x01
#define GENERIC_SUB_TYPE_1 0x02
#define GENERIC_SUB_TYPE_2 0x04
#define GENERIC_SUB_TYPE_3 0x08
#define GENERIC_SUB_TYPE_4 0x10
#define GENERIC_SUB_TYPE_5 0x20
/* WIMAX GENERIC MAC HEADER 2nd byte masks */
#define WIMAX_MAC_HEADER_GENERIC_ESF_MASK 0x80
#define WIMAX_MAC_HEADER_GENERIC_CI_MASK 0x40
#define WIMAX_MAC_HEADER_GENERIC_EKS_MASK 0x30
#define WIMAX_MAC_HEADER_GENERIC_LEN_MASK 0x07
static int hf_mac_header_generic_ht = -1;
static int hf_mac_header_generic_ec = -1;
static int hf_mac_header_generic_type_0 = -1;
static int hf_mac_header_generic_type_1 = -1;
static int hf_mac_header_generic_type_2 = -1;
static int hf_mac_header_generic_type_3 = -1;
static int hf_mac_header_generic_type_4 = -1;
static int hf_mac_header_generic_type_5 = -1;
static int hf_mac_header_generic_esf = -1;
static int hf_mac_header_generic_ci = -1;
static int hf_mac_header_generic_eks = -1;
static int hf_mac_header_generic_rsv = -1;
static int hf_mac_header_generic_len = -1;
static int hf_mac_header_generic_cid = -1;
static int hf_mac_header_generic_hcs = -1;
static int hf_mac_header_generic_crc = -1;
/* MAC Header types */
static const value_string ht_msgs[] =
{
{ 0, "Generic" },
{ 1, "Signaling" },
{ 0, NULL}
};
/* Encryption Controls */
static const value_string ec_msgs[] =
{
{ 0, "Not encrypted" },
{ 1, "Encrypted" },
{ 0, NULL}
};
/* ESF messages */
static const value_string esf_msgs[] =
{
{ 0, "Extended subheader is absent" },
{ 1, "Extended subheader is present" },
{ 0, NULL}
};
/* CRC Indicator messages */
static const value_string ci_msgs[] =
{
{ 0, "No CRC is included" },
{ 1, "CRC is included" },
{ 0, NULL}
};
/* Sub-Type message 0 */
static const value_string type_msg0[] =
{
{ 0, "Fast-feedback allocation subheader(DL)/Grant management subheader(UL) is absent" },
{ 1, "Fast-feedback allocation subheader(DL)/Grant management subheader(UL) is present" },
{ 0, NULL}
};
/* Sub-Type message 1 */
static const value_string type_msg1[] =
{
{ 0, "Packing subheader is absent" },
{ 1, "Packing Subheader is present" },
{ 0, NULL}
};
/* Sub-Type message 2 */
static const value_string type_msg2[] =
{
{ 0, "Fragmentation subheader is absent" },
{ 1, "Fragmentation subheader is present" },
{ 0, NULL}
};
/* Sub-Type message 3 */
static const value_string type_msg3[] =
{
{ 0, "The subheader is not extended" },
{ 1, "The subheader is extended" },
{ 0, NULL}
};
/* Sub-Type message 4 */
static const value_string type_msg4[] =
{
{ 0, "ARQ feedback payload is absent" },
{ 1, "ARQ feedback payload is present" },
{ 0, NULL}
};
/* Sub-Type message 5 */
static const value_string type_msg5[] =
{
{ 0, "Mesh subheader is absent" },
{ 1, "Mesh subheader is present" },
{ 0, NULL}
};
/* Fast-Feedback Feedback Types */
static const value_string fast_fb_types[] =
{
{ 0, "Fast DL measurement" },
{ 1, "Fast MIMO Feedback, Antenna #0" },
{ 2, "Fast MIMO Feedback, Antenna #1" },
{ 3, "MIMO Mode and Permutation Mode Feedback" },
{ 0, NULL}
};
/* Generic MAC header display */
static hf_register_info hf[] =
{
{
&hf_mac_header_generic_value_bytes,
{
"Values", "wimax.genericValueBytes",
FT_BYTES, BASE_HEX, NULL, 0x0,
"", HFILL
}
},
{
&hf_mac_header_generic_ht,
{
"MAC Header Type", "wimax.genericHt",
FT_UINT24, BASE_HEX, VALS(ht_msgs), WIMAX_MAC_HEADER_GENERIC_HT,
"", HFILL
}
},
{
&hf_mac_header_generic_ec,
{
"MAC Encryption Control", "wimax.genericEc",
FT_UINT24, BASE_HEX, VALS(ec_msgs), WIMAX_MAC_HEADER_GENERIC_EC,
"", HFILL
}
},
{
&hf_mac_header_generic_type_0,
{
"MAC Sub-type Bit 0", "wimax.genericType0",
FT_UINT24, BASE_HEX, VALS(type_msg0), WIMAX_MAC_HEADER_GENERIC_TYPE_0,
"", HFILL
}
},
{
&hf_mac_header_generic_type_1,
{
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