forked from osmocom/wireshark
b8d33c4add
Additionally in dissectors/packet-ansi_map.c: Flag unused parameters as such and remove dummy param = param; statements. svn path=/trunk/; revision=15114
2073 lines
49 KiB
C
2073 lines
49 KiB
C
/* packet-ansi_683.c
|
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* Routines for ANSI IS-683-A (OTA (Mobile)) dissection
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*
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* Copyright 2003, Michael Lum <mlum [AT] telostech.com>
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* In association with Telos Technology Inc.
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*
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* $Id$
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*
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* Ethereal - Network traffic analyzer
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* By Gerald Combs <gerald@ethereal.com>
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* Copyright 1998 Gerald Combs
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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 <stdio.h>
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#include <stdlib.h>
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#include <gmodule.h>
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#ifdef HAVE_SYS_TYPES_H
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# include <sys/types.h>
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#endif
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#ifdef HAVE_NETINET_IN_H
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# include <netinet/in.h>
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#endif
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#include <string.h>
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#include "epan/packet.h"
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static const char *ansi_proto_name = "ANSI IS-683-A (OTA (Mobile))";
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static const char *ansi_proto_name_short = "IS-683-A";
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#define ANSI_683_FORWARD 0
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#define ANSI_683_REVERSE 1
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/* Initialize the subtree pointers */
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static gint ett_ansi_683 = -1;
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static gint ett_for_nam_block = -1;
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static gint ett_for_sspr_block = -1;
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static gint ett_rev_sspr_block = -1;
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static gint ett_rev_nam_block = -1;
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static gint ett_key_p = -1;
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static gint ett_key_g = -1;
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static gint ett_rev_feat = -1;
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static gint ett_for_val_block = -1;
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static gint ett_band_cap = -1;
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/* Initialize the protocol and registered fields */
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static int proto_ansi_683 = -1;
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static int hf_ansi_683_none = -1;
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static int hf_ansi_683_for_msg_type = -1;
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static int hf_ansi_683_rev_msg_type = -1;
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static int hf_ansi_683_length = -1;
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static char bigbuf[1024];
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static dissector_handle_t data_handle;
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static packet_info *g_pinfo;
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static proto_tree *g_tree;
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/* FUNCTIONS */
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/* PARAM FUNCTIONS */
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#define EXTRANEOUS_DATA_CHECK(edc_len, edc_max_len) \
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if ((edc_len) > (edc_max_len)) \
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{ \
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proto_tree_add_none_format(tree, hf_ansi_683_none, tvb, \
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offset, (edc_len) - (edc_max_len), "Extraneous Data"); \
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}
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#define SHORT_DATA_CHECK(sdc_len, sdc_min_len) \
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if ((sdc_len) < (sdc_min_len)) \
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{ \
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proto_tree_add_none_format(tree, hf_ansi_683_none, tvb, \
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offset, (sdc_len), "Short Data (?)"); \
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return; \
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}
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#define EXACT_DATA_CHECK(edc_len, edc_eq_len) \
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if ((edc_len) != (edc_eq_len)) \
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{ \
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proto_tree_add_none_format(tree, hf_ansi_683_none, tvb, \
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offset, (edc_len), "Unexpected Data Length"); \
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return; \
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}
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static const gchar *
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rev_feat_id_type(guint8 feat_id)
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{
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const gchar *str;
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switch (feat_id)
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{
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case 0: str = "NAM Download (DATA_P_REV)"; break;
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case 1: str = "Key Exchange (A_KEY_P_REV)"; break;
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case 2: str = "System Selection for Preferred Roaming (SSPR_P_REV)"; break;
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case 3: str = "Service Programming Lock (SPL_P_REV)"; break;
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case 4: str = "Over-The-Air Parameter Administration (OTAPA_P_REV)"; break;
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default:
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if ((feat_id >= 5) && (feat_id <= 191)) { str = "Reserved for future standardization"; break; }
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else if ((feat_id >= 192) && (feat_id <= 254)) { str = "Available for manufacturer-specific features"; break; }
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else { str = "Reserved"; break; }
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}
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return(str);
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}
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static const gchar *
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rev_res_code_type(guint8 res_code)
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{
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const gchar *str;
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switch (res_code)
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{
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case 0: str = "Accepted - Operation successful"; break;
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case 1: str = "Rejected - Unknown reason"; break;
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case 2: str = "Rejected - Data size mismatch"; break;
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case 3: str = "Rejected - Protocol version mismatch"; break;
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case 4: str = "Rejected - Invalid parameter"; break;
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case 5: str = "Rejected - SID/NID length mismatch"; break;
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case 6: str = "Rejected - Message not expected in this mode"; break;
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case 7: str = "Rejected - BLOCK_ID value not supported"; break;
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case 8: str = "Rejected - Preferred roaming list length mismatch"; break;
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case 9: str = "Rejected - CRC error"; break;
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case 10: str = "Rejected - Mobile station locked"; break;
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case 11: str = "Rejected - Invalid SPC"; break;
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case 12: str = "Rejected - SPC change denied by the user"; break;
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case 13: str = "Rejected - Invalid SPASM"; break;
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case 14: str = "Rejected - BLOCK_ID not expected in this mode"; break;
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default:
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if ((res_code >= 15) && (res_code <= 127)) { str = "Reserved for future standardization"; break; }
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else if ((res_code >= 128) && (res_code <= 254)) { str = "Available for manufacturer-specific Result Code definitions"; break; }
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else { str = "Reserved"; break; }
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}
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return(str);
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}
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#define VERIFY_SPC_VAL_BLOCK 0
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#define CHANGE_SPC_VAL_BLOCK 1
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#define VALDATE_SPASM_VAL_BLOCK 2
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static const gchar *
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for_val_param_block_type(guint8 block_type)
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{
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const gchar *str;
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switch (block_type)
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{
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case 0: str = "Verify SPC"; break;
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case 1: str = "Change SPC"; break;
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case 2: str = "Validate SPASM"; break;
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default:
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if ((block_type >= 3) && (block_type <= 127)) { str = "Reserved for future standardization"; break; }
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else if ((block_type >= 128) && (block_type <= 254)) { str = "Available for manufacturer-specific parameter block definitions"; break; }
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else { str = "Reserved"; break; }
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}
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return(str);
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}
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static const gchar *
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rev_sspr_param_block_type(guint8 block_type)
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{
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const gchar *str;
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switch (block_type)
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{
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case 0: str = "Preferred Roaming List Dimensions"; break;
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case 1: str = "Preferred Roaming List"; break;
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default:
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if ((block_type >= 2) && (block_type <= 127)) { str = "Reserved for future standardization"; break; }
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else if ((block_type >= 128) && (block_type <= 254)) { str = "Available for manufacturer-specific parameter block definitions"; break; }
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else { str = "Reserved"; break; }
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}
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return(str);
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}
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static const gchar *
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for_sspr_param_block_type(guint8 block_type)
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{
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const gchar *str;
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switch (block_type)
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{
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case 0: str = "Preferred Roaming List"; break;
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default:
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if ((block_type >= 1) && (block_type <= 127)) { str = "Reserved for future standardization"; break; }
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else if ((block_type >= 128) && (block_type <= 254)) { str = "Available for manufacturer-specific parameter block definitions"; break; }
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else { str = "Reserved"; break; }
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}
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return(str);
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}
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#define CDMA_ANALOG_NAM_BLOCK 0
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#define MDN_NAM_BLOCK 1
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#define CDMA_NAM_BLOCK 2
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#define IMSI_T_NAM_BLOCK 3
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static const gchar *
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rev_nam_param_block_type(guint8 block_type)
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{
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const gchar *str;
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switch (block_type)
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{
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case 0: str = "CDMA/Analog NAM"; break;
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case 1: str = "Mobile Directory Number"; break;
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case 2: str = "CDMA NAM"; break;
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case 3: str = "IMSI_T"; break;
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default:
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if ((block_type >= 4) && (block_type <= 127)) { str = "Reserved for future standardization"; break; }
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else if ((block_type >= 128) && (block_type <= 254)) { str = "Available for manufacturer-specific parameter block definitions"; break; }
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else { str = "Reserved"; break; }
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}
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return(str);
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}
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static const gchar *
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for_nam_param_block_type(guint8 block_type)
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{
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const gchar *str;
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switch (block_type)
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{
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case 0: str = "CDMA/Analog NAM Download"; break;
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case 1: str = "Mobile Directory Number"; break;
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case 2: str = "CDMA NAM Download"; break;
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case 3: str = "IMSI_T"; break;
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default:
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if ((block_type >= 4) && (block_type <= 127)) { str = "Reserved for future standardization"; break; }
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else if ((block_type >= 128) && (block_type <= 254)) { str = "Available for manufacturer-specific parameter block definitions"; break; }
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else { str = "Reserved"; break; }
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}
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return(str);
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}
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static void
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param_verify_spc_val_block(tvbuff_t *tvb, proto_tree *tree, guint len, guint32 offset)
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{
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guint32 saved_offset;
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guint32 value;
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EXACT_DATA_CHECK(len, 3);
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saved_offset = offset;
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value = tvb_get_ntoh24(tvb, offset);
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proto_tree_add_none_format(tree, hf_ansi_683_none,
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tvb, offset, len,
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"Service programming code (%d)",
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value);
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}
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static void
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param_cdma_analog_nam_block(tvbuff_t *tvb, proto_tree *tree, guint len, guint32 offset)
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{
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guint32 saved_offset;
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guint32 value;
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guint32 count;
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saved_offset = offset;
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value = tvb_get_ntohs(tvb, offset);
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other_decode_bitfield_value(bigbuf, value, 0xffe0, 16);
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proto_tree_add_none_format(tree, hf_ansi_683_none,
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tvb, offset, 2,
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"%s : First paging channel (FIRSTCHP) used in the home system (%d)",
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bigbuf,
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(value & 0xffe0) >> 5);
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offset++;
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value = tvb_get_ntoh24(tvb, offset);
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other_decode_bitfield_value(bigbuf, value, 0x1fffc0, 24);
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proto_tree_add_none_format(tree, hf_ansi_683_none,
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tvb, offset, 3,
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"%s : Home system identification (HOME_SID) (%d)",
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bigbuf,
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(value & 0x1fffc0) >> 6);
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other_decode_bitfield_value(bigbuf, value, 0x20, 8);
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proto_tree_add_none_format(tree, hf_ansi_683_none,
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tvb, offset + 2, 1,
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"%s : Extended address indicator (EX)",
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bigbuf);
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offset += 2;
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value = tvb_get_ntohs(tvb, offset);
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other_decode_bitfield_value(bigbuf, value, 0x1fe0, 16);
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proto_tree_add_none_format(tree, hf_ansi_683_none,
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tvb, offset, 2,
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"%s : Station class mark (SCM) (%d)",
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bigbuf,
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(value & 0x1fe0) >> 5);
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offset++;
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value = tvb_get_ntohs(tvb, offset);
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other_decode_bitfield_value(bigbuf, value, 0x1fe0, 16);
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proto_tree_add_none_format(tree, hf_ansi_683_none,
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tvb, offset, 2,
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"%s : Mobile station protocol revision number (MOB_P_REV) (%d)",
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bigbuf,
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(value & 0x1fe0) >> 5);
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other_decode_bitfield_value(bigbuf, value, 0x10, 8);
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proto_tree_add_none_format(tree, hf_ansi_683_none,
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tvb, offset + 1, 1,
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"%s : IMSI_M Class assignment of the mobile station (IMSI_M_CLASS), Class %d",
|
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bigbuf,
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(value & 0x10) >> 4);
|
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other_decode_bitfield_value(bigbuf, value, 0x0e, 8);
|
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proto_tree_add_none_format(tree, hf_ansi_683_none,
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tvb, offset + 1, 1,
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"%s : Number of IMSI_M address digits (IMSI_M_ADDR_NUM) (%d), %d digits in NMSI",
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bigbuf,
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(value & 0x0e) >> 1,
|
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(value & 0x10) ? ((value & 0x0e) >> 1) + 4 : 0);
|
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|
||
offset++;
|
||
|
||
value = tvb_get_ntoh24(tvb, offset);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0x01ff80, 24);
|
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proto_tree_add_none_format(tree, hf_ansi_683_none,
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tvb, offset, 3,
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"%s : Mobile country code (MCC_M)",
|
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bigbuf);
|
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other_decode_bitfield_value(bigbuf, value, 0x7f, 8);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
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tvb, offset + 2, 1,
|
||
"%s : 11th and 12th digits of the IMSI_M (IMSI__M_11_12)",
|
||
bigbuf);
|
||
|
||
offset += 3;
|
||
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
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tvb, offset, 5,
|
||
"The least significant 10 digits of the IMSI_M (IMSI_M_S) (34 bits)");
|
||
|
||
offset += 4;
|
||
|
||
value = tvb_get_guint8(tvb, offset);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0x3c, 8);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s : Access overload class (ACCOLC) (%d)",
|
||
bigbuf,
|
||
(value & 0x3c) >> 2);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0x02, 8);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s : Local control status (LOCAL_CONTROL)",
|
||
bigbuf);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0x01, 8);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s : Termination indicator for the home system (MOB_TERM_HOME)",
|
||
bigbuf);
|
||
|
||
offset++;
|
||
|
||
value = tvb_get_guint8(tvb, offset);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0x80, 8);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s : Termination indicator for SID roaming (MOB_TERM_FOR_SID)",
|
||
bigbuf);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0x40, 8);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s : Termination indicator for NID roaming (MOB_TERM_FOR_NID)",
|
||
bigbuf);
|
||
|
||
value = tvb_get_ntohs(tvb, offset);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0x3fc0, 16);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 2,
|
||
"%s : Maximum stored SID/NID pairs (MAX_SID_NID) (%d)",
|
||
bigbuf,
|
||
(value & 0x3fc0) >> 6);
|
||
|
||
offset++;
|
||
|
||
value = tvb_get_ntohs(tvb, offset);
|
||
|
||
count = (value & 0x3fc0) >> 6;
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0x3fc0, 16);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 2,
|
||
"%s : Number of stored SID/NID pairs (STORED_SID_NID) (%d)",
|
||
bigbuf,
|
||
count);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0x003f, 16);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 2,
|
||
"%s : SID/NID pairs (MSB)",
|
||
bigbuf);
|
||
|
||
offset += 2;
|
||
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, len - (offset - saved_offset),
|
||
"SID/NID pairs, Reserved");
|
||
}
|
||
|
||
static void
|
||
param_mdn_nam_block(tvbuff_t *tvb, proto_tree *tree, guint len, guint32 offset)
|
||
{
|
||
guint32 saved_offset;
|
||
guint32 value, count, i;
|
||
|
||
memset((void *) bigbuf, 0, sizeof(bigbuf));
|
||
|
||
saved_offset = offset;
|
||
|
||
value = tvb_get_guint8(tvb, offset);
|
||
|
||
count = (value & 0xf0) >> 4;
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0xf0, 8);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s : Number of digits (N_DIGITS) (%d)",
|
||
bigbuf,
|
||
count);
|
||
|
||
for (i=0; i < count; i++)
|
||
{
|
||
bigbuf[i] = 0x30 + (value & 0x0f);
|
||
|
||
if ((i + 1) < count)
|
||
{
|
||
offset++;
|
||
value = tvb_get_guint8(tvb, offset);
|
||
bigbuf[i+1] = 0x30 + (value & 0xf0);
|
||
i++;
|
||
}
|
||
}
|
||
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, saved_offset, len,
|
||
"Mobile directory number, %s",
|
||
bigbuf);
|
||
|
||
if (!(count & 0x01))
|
||
{
|
||
other_decode_bitfield_value(bigbuf, value, 0x0f, 8);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s : Reserved",
|
||
bigbuf);
|
||
}
|
||
}
|
||
|
||
static void
|
||
param_cdma_nam_block(tvbuff_t *tvb, proto_tree *tree, guint len, guint32 offset)
|
||
{
|
||
guint32 saved_offset;
|
||
guint32 value;
|
||
guint32 count;
|
||
|
||
saved_offset = offset;
|
||
|
||
value = tvb_get_guint8(tvb, offset);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0xc0, 8);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s : Reserved",
|
||
bigbuf);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0x20, 8);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s : Slotted Mode",
|
||
bigbuf);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0x1f, 8);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s : Reserved",
|
||
bigbuf);
|
||
|
||
offset++;
|
||
|
||
value = tvb_get_guint8(tvb, offset);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0xff, 8);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s : Mobile station protocol revision number (MOB_P_REV) (%d)",
|
||
bigbuf,
|
||
value);
|
||
|
||
offset++;
|
||
|
||
value = tvb_get_ntohs(tvb, offset);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0x8000, 16);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 2,
|
||
"%s : IMSI_M Class assignment of the mobile station (IMSI_M_CLASS), Class %d",
|
||
bigbuf,
|
||
(value & 0x8000) >> 15);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0x7000, 16);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 2,
|
||
"%s : Number of IMSI_M address digits (IMSI_M_ADDR_NUM) (%d), %d digits in NMSI",
|
||
bigbuf,
|
||
(value & 0x7000) >> 12,
|
||
(value & 0x8000) ? ((value & 0x7000) >> 12) + 4 : 0);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0x0ffc, 16);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 2,
|
||
"%s : Mobile country code (MCC_M)",
|
||
bigbuf);
|
||
|
||
offset++;
|
||
|
||
value = tvb_get_ntohs(tvb, offset);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0x3f80, 16);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 2,
|
||
"%s : 11th and 12th digits of the IMSI_M (IMSI__M_11_12)",
|
||
bigbuf);
|
||
|
||
offset++;
|
||
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 5,
|
||
"The least significant 10 digits of the IMSI_M (IMSI_M_S) (34 bits)");
|
||
|
||
offset += 4;
|
||
|
||
value = tvb_get_ntohs(tvb, offset);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0x01e0, 16);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 2,
|
||
"%s : Access overload class (ACCOLC) (%d)",
|
||
bigbuf,
|
||
(value & 0x01e0) >> 5);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0x10, 8);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset+1, 1,
|
||
"%s : Local control status (LOCAL_CONTROL)",
|
||
bigbuf);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0x08, 8);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset+1, 1,
|
||
"%s : Termination indicator for the home system (MOB_TERM_HOME)",
|
||
bigbuf);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0x04, 8);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset+1, 1,
|
||
"%s : Termination indicator for SID roaming (MOB_TERM_FOR_SID)",
|
||
bigbuf);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0x02, 8);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset+1, 1,
|
||
"%s : Termination indicator for NID roaming (MOB_TERM_FOR_NID)",
|
||
bigbuf);
|
||
|
||
offset++;
|
||
|
||
value = tvb_get_ntohs(tvb, offset);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0x01fe, 16);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 2,
|
||
"%s : Maximum stored SID/NID pairs (MAX_SID_NID) (%d)",
|
||
bigbuf,
|
||
(value & 0x01fe) >> 1);
|
||
|
||
offset++;
|
||
|
||
value = tvb_get_ntohs(tvb, offset);
|
||
|
||
count = (value & 0x01fe) >> 1;
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0x01fe, 16);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 2,
|
||
"%s : Number of stored SID/NID pairs (STORED_SID_NID) (%d)",
|
||
bigbuf,
|
||
count);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0x01, 8);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset+1, 1,
|
||
"%s : SID/NID pairs (MSB)",
|
||
bigbuf);
|
||
|
||
offset += 2;
|
||
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, len - (offset - saved_offset),
|
||
"SID/NID pairs, Reserved");
|
||
}
|
||
|
||
static void
|
||
param_imsi_t_nam_block(tvbuff_t *tvb, proto_tree *tree, guint len, guint32 offset)
|
||
{
|
||
guint32 saved_offset;
|
||
guint32 value;
|
||
|
||
/*
|
||
* XXX avoid warning for now, may use this variable
|
||
* for validation later
|
||
*/
|
||
len = len;
|
||
|
||
saved_offset = offset;
|
||
|
||
value = tvb_get_guint8(tvb, offset);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0x80, 8);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s : IMSI_T Class assignment of the mobile station (IMSI_T_CLASS), Class %d",
|
||
bigbuf,
|
||
(value & 0x80) >> 7);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0x70, 8);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s : Number of IMSI_T address digits (IMSI_T_ADDR_NUM ) (%d), %d digits in NMSI",
|
||
bigbuf,
|
||
(value & 0x70) >> 4,
|
||
(value & 0x80) ? ((value & 0x70) >> 4) + 4 : 0);
|
||
|
||
value = tvb_get_ntohs(tvb, offset);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0x0ffc, 16);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 2,
|
||
"%s : Mobile country code (MCC_T)",
|
||
bigbuf);
|
||
|
||
offset++;
|
||
|
||
value = tvb_get_ntohs(tvb, offset);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0x03f8, 16);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 2,
|
||
"%s : 11th and 12th digits of the IMSI_T (IMSI__T_11_12)",
|
||
bigbuf);
|
||
|
||
offset++;
|
||
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 5,
|
||
"The least significant 10 digits of the IMSI_T (IMSI_T_S) (34 bits)");
|
||
|
||
offset += 4;
|
||
|
||
value = tvb_get_guint8(tvb, offset);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0x01, 8);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s : Reserved",
|
||
bigbuf);
|
||
}
|
||
|
||
static void
|
||
msg_config_req(tvbuff_t *tvb, proto_tree *tree, guint len, guint32 offset)
|
||
{
|
||
guint8 oct, num_blocks;
|
||
const gchar *str = NULL;
|
||
guint32 i, saved_offset;
|
||
|
||
SHORT_DATA_CHECK(len, 1);
|
||
|
||
saved_offset = offset;
|
||
|
||
num_blocks = tvb_get_guint8(tvb, offset);
|
||
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"Number of parameter blocks (%d)",
|
||
num_blocks);
|
||
|
||
offset++;
|
||
|
||
if (num_blocks > (len - (offset - saved_offset)))
|
||
{
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none, tvb,
|
||
offset, len - (offset - saved_offset), "Short Data (?)");
|
||
return;
|
||
}
|
||
|
||
for (i=0; i < num_blocks; i++)
|
||
{
|
||
oct = tvb_get_guint8(tvb, offset);
|
||
|
||
str = rev_nam_param_block_type(oct);
|
||
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s (%d)",
|
||
str,
|
||
oct);
|
||
|
||
offset++;
|
||
}
|
||
|
||
EXTRANEOUS_DATA_CHECK(len, offset - saved_offset);
|
||
}
|
||
|
||
static void
|
||
msg_download_req(tvbuff_t *tvb, proto_tree *tree, guint len, guint32 offset)
|
||
{
|
||
guint8 oct, block_id, block_len;
|
||
const gchar *str = NULL;
|
||
proto_tree *subtree;
|
||
proto_item *item;
|
||
guint32 i, saved_offset;
|
||
|
||
SHORT_DATA_CHECK(len, 1);
|
||
|
||
saved_offset = offset;
|
||
|
||
oct = tvb_get_guint8(tvb, offset);
|
||
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"Number of parameter blocks (%d)",
|
||
oct);
|
||
|
||
offset++;
|
||
|
||
for (i=0; i < oct; i++)
|
||
{
|
||
block_id = tvb_get_guint8(tvb, offset);
|
||
|
||
str = for_nam_param_block_type(block_id);
|
||
|
||
item =
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s (%d)",
|
||
str,
|
||
block_id);
|
||
|
||
subtree = proto_item_add_subtree(item, ett_for_nam_block);
|
||
offset++;
|
||
|
||
block_len = tvb_get_guint8(tvb, offset);
|
||
|
||
proto_tree_add_uint(subtree, hf_ansi_683_length,
|
||
tvb, offset, 1, block_len);
|
||
offset++;
|
||
|
||
if (block_len > (len - (offset - saved_offset)))
|
||
{
|
||
proto_tree_add_none_format(subtree, hf_ansi_683_none, tvb,
|
||
offset, len - (offset - saved_offset), "Short Data (?)");
|
||
return;
|
||
}
|
||
|
||
if (block_len > 0)
|
||
{
|
||
switch (block_id)
|
||
{
|
||
case CDMA_ANALOG_NAM_BLOCK:
|
||
param_cdma_analog_nam_block(tvb, subtree, block_len, offset);
|
||
break;
|
||
|
||
case MDN_NAM_BLOCK:
|
||
param_mdn_nam_block(tvb, subtree, block_len, offset);
|
||
break;
|
||
|
||
case CDMA_NAM_BLOCK:
|
||
param_cdma_nam_block(tvb, subtree, block_len, offset);
|
||
break;
|
||
|
||
case IMSI_T_NAM_BLOCK:
|
||
param_imsi_t_nam_block(tvb, subtree, block_len, offset);
|
||
break;
|
||
|
||
default:
|
||
proto_tree_add_none_format(subtree, hf_ansi_683_none,
|
||
tvb, offset, block_len, "Block Data");
|
||
break;
|
||
}
|
||
|
||
offset += block_len;
|
||
}
|
||
}
|
||
|
||
EXTRANEOUS_DATA_CHECK(len, offset - saved_offset);
|
||
}
|
||
|
||
static void
|
||
msg_ms_key_req(tvbuff_t *tvb, proto_tree *tree, guint len, guint32 offset)
|
||
{
|
||
guint8 oct, param_len;
|
||
proto_tree *subtree;
|
||
proto_item *item;
|
||
guint32 saved_offset;
|
||
|
||
SHORT_DATA_CHECK(len, 3);
|
||
|
||
saved_offset = offset;
|
||
|
||
oct = tvb_get_guint8(tvb, offset);
|
||
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"A-Key Protocol Revision (%d)",
|
||
oct);
|
||
offset++;
|
||
|
||
param_len = tvb_get_guint8(tvb, offset);
|
||
|
||
item =
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, param_len + 1,
|
||
"Key exchange parameter P");
|
||
subtree = proto_item_add_subtree(item, ett_key_p);
|
||
|
||
proto_tree_add_uint(subtree, hf_ansi_683_length,
|
||
tvb, offset, 1, param_len);
|
||
offset++;
|
||
|
||
if (param_len > 0)
|
||
{
|
||
proto_tree_add_none_format(subtree, hf_ansi_683_none,
|
||
tvb, offset, param_len,
|
||
"Parameter P");
|
||
offset += param_len;
|
||
}
|
||
|
||
param_len = tvb_get_guint8(tvb, offset);
|
||
|
||
item =
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, param_len + 1,
|
||
"Key exchange parameter G");
|
||
subtree = proto_item_add_subtree(item, ett_key_g);
|
||
|
||
proto_tree_add_uint(subtree, hf_ansi_683_length,
|
||
tvb, offset, 1, param_len);
|
||
offset++;
|
||
|
||
if (param_len > 0)
|
||
{
|
||
proto_tree_add_none_format(subtree, hf_ansi_683_none,
|
||
tvb, offset, param_len,
|
||
"Parameter G");
|
||
offset += param_len;
|
||
}
|
||
|
||
EXTRANEOUS_DATA_CHECK(len, offset - saved_offset);
|
||
}
|
||
|
||
static void
|
||
msg_key_gen_req(tvbuff_t *tvb, proto_tree *tree, guint len, guint32 offset)
|
||
{
|
||
guint8 param_len;
|
||
guint32 saved_offset;
|
||
|
||
SHORT_DATA_CHECK(len, 2);
|
||
|
||
saved_offset = offset;
|
||
|
||
param_len = tvb_get_guint8(tvb, offset);
|
||
|
||
proto_tree_add_uint(tree, hf_ansi_683_length,
|
||
tvb, offset, 1, param_len);
|
||
offset++;
|
||
|
||
if (param_len > (len - (offset - saved_offset)))
|
||
{
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none, tvb,
|
||
offset, len - (offset - saved_offset), "Short Data (?)");
|
||
return;
|
||
}
|
||
|
||
if (param_len > 0)
|
||
{
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, param_len,
|
||
"Calculation Result");
|
||
offset += param_len;
|
||
}
|
||
|
||
EXTRANEOUS_DATA_CHECK(len, offset - saved_offset);
|
||
}
|
||
|
||
static void
|
||
msg_reauth_req(tvbuff_t *tvb, proto_tree *tree, guint len, guint32 offset)
|
||
{
|
||
|
||
EXACT_DATA_CHECK(len, 4);
|
||
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 4,
|
||
"Random Challenge value");
|
||
}
|
||
|
||
static void
|
||
msg_sspr_config_req(tvbuff_t *tvb, proto_tree *tree, guint len, guint32 offset)
|
||
{
|
||
guint8 oct;
|
||
const gchar *str = NULL;
|
||
guint32 saved_offset;
|
||
guint32 value;
|
||
proto_tree *subtree;
|
||
proto_item *item;
|
||
|
||
SHORT_DATA_CHECK(len, 1);
|
||
|
||
saved_offset = offset;
|
||
|
||
oct = tvb_get_guint8(tvb, offset);
|
||
|
||
str = rev_sspr_param_block_type(oct);
|
||
|
||
item =
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s (%d)",
|
||
str,
|
||
oct);
|
||
|
||
offset++;
|
||
|
||
if (oct == 0x01)
|
||
{
|
||
subtree = proto_item_add_subtree(item, ett_rev_sspr_block);
|
||
|
||
if ((len - (offset - saved_offset)) < 3)
|
||
{
|
||
proto_tree_add_none_format(subtree, hf_ansi_683_none, tvb,
|
||
offset, len - (offset - saved_offset), "Short Data (?)");
|
||
return;
|
||
}
|
||
|
||
value = tvb_get_ntohs(tvb, offset);
|
||
|
||
proto_tree_add_none_format(subtree, hf_ansi_683_none,
|
||
tvb, offset, 2,
|
||
"Segment offset (%d)",
|
||
value);
|
||
offset += 2;
|
||
|
||
oct = tvb_get_guint8(tvb, offset);
|
||
|
||
proto_tree_add_none_format(subtree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"Maximum segment size (%d)",
|
||
oct);
|
||
offset++;
|
||
}
|
||
|
||
EXTRANEOUS_DATA_CHECK(len, offset - saved_offset);
|
||
}
|
||
|
||
static void
|
||
msg_sspr_download_req(tvbuff_t *tvb, proto_tree *tree, guint len, guint32 offset)
|
||
{
|
||
guint8 oct, block_len;
|
||
const gchar *str = NULL;
|
||
guint32 saved_offset;
|
||
proto_tree *subtree;
|
||
proto_item *item;
|
||
|
||
SHORT_DATA_CHECK(len, 2);
|
||
|
||
saved_offset = offset;
|
||
|
||
oct = tvb_get_guint8(tvb, offset);
|
||
|
||
str = for_sspr_param_block_type(oct);
|
||
|
||
item =
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s (%d)",
|
||
str,
|
||
oct);
|
||
|
||
subtree = proto_item_add_subtree(item, ett_for_sspr_block);
|
||
offset++;
|
||
|
||
block_len = tvb_get_guint8(tvb, offset);
|
||
|
||
proto_tree_add_uint(subtree, hf_ansi_683_length,
|
||
tvb, offset, 1, block_len);
|
||
offset++;
|
||
|
||
if (block_len > (len - (offset - saved_offset)))
|
||
{
|
||
proto_tree_add_none_format(subtree, hf_ansi_683_none, tvb,
|
||
offset, len - (offset - saved_offset), "Short Data (?)");
|
||
return;
|
||
}
|
||
|
||
if (block_len > 0)
|
||
{
|
||
proto_tree_add_none_format(subtree, hf_ansi_683_none,
|
||
tvb, offset, block_len, "Block Data");
|
||
offset += block_len;
|
||
}
|
||
|
||
EXTRANEOUS_DATA_CHECK(len, offset - saved_offset);
|
||
}
|
||
|
||
static void
|
||
msg_validate_req(tvbuff_t *tvb, proto_tree *tree, guint len, guint32 offset)
|
||
{
|
||
guint8 oct, block_id, block_len;
|
||
const gchar *str = NULL;
|
||
proto_tree *subtree;
|
||
proto_item *item;
|
||
guint32 i, saved_offset, block_offset;
|
||
|
||
SHORT_DATA_CHECK(len, 1);
|
||
|
||
saved_offset = offset;
|
||
|
||
oct = tvb_get_guint8(tvb, offset);
|
||
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"Number of parameter blocks (%d)",
|
||
oct);
|
||
|
||
offset++;
|
||
|
||
if ((guint32)(oct * 2) > (len - (offset - saved_offset)))
|
||
{
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none, tvb,
|
||
offset, len - (offset - saved_offset), "Short Data (?)");
|
||
return;
|
||
}
|
||
|
||
for (i=0; i < oct; i++)
|
||
{
|
||
block_offset = offset;
|
||
block_id = tvb_get_guint8(tvb, offset);
|
||
|
||
str = for_val_param_block_type(block_id);
|
||
|
||
item =
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, -1,
|
||
str);
|
||
|
||
subtree = proto_item_add_subtree(item, ett_for_val_block);
|
||
|
||
proto_tree_add_none_format(subtree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"Block ID (%d)",
|
||
block_id);
|
||
|
||
offset++;
|
||
|
||
block_len = tvb_get_guint8(tvb, offset);
|
||
|
||
proto_tree_add_uint(subtree, hf_ansi_683_length,
|
||
tvb, offset, 1, block_len);
|
||
|
||
offset++;
|
||
|
||
proto_item_set_len(item, (offset - block_offset) + block_len);
|
||
|
||
if (block_len > (len - (offset - saved_offset)))
|
||
{
|
||
proto_tree_add_none_format(subtree, hf_ansi_683_none, tvb,
|
||
offset, len - (offset - saved_offset), "Short Data (?)");
|
||
return;
|
||
}
|
||
|
||
if (block_len > 0)
|
||
{
|
||
switch (block_id)
|
||
{
|
||
case VERIFY_SPC_VAL_BLOCK:
|
||
param_verify_spc_val_block(tvb, subtree, block_len, offset);
|
||
break;
|
||
|
||
case CHANGE_SPC_VAL_BLOCK:
|
||
case VALDATE_SPASM_VAL_BLOCK:
|
||
default:
|
||
proto_tree_add_none_format(subtree, hf_ansi_683_none,
|
||
tvb, offset, block_len, "Block Data");
|
||
break;
|
||
}
|
||
|
||
offset += block_len;
|
||
}
|
||
}
|
||
|
||
EXTRANEOUS_DATA_CHECK(len, offset - saved_offset);
|
||
}
|
||
|
||
static void
|
||
msg_otapa_req(tvbuff_t *tvb, proto_tree *tree, guint len, guint32 offset)
|
||
{
|
||
guint8 oct;
|
||
guint32 saved_offset;
|
||
|
||
EXACT_DATA_CHECK(len, 1);
|
||
|
||
saved_offset = offset;
|
||
|
||
oct = tvb_get_guint8(tvb, offset);
|
||
|
||
other_decode_bitfield_value(bigbuf, oct, 0x80, 8);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s : %s OTAPA session",
|
||
bigbuf,
|
||
(oct & 0x80) ? "Start" : "Stop");
|
||
|
||
other_decode_bitfield_value(bigbuf, oct, 0x7f, 8);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s : Reserved",
|
||
bigbuf);
|
||
|
||
offset++;
|
||
}
|
||
|
||
static void
|
||
msg_config_rsp(tvbuff_t *tvb, proto_tree *tree, guint len, guint32 offset)
|
||
{
|
||
guint8 oct, num_blocks, block_len;
|
||
const gchar *str = NULL;
|
||
guint32 i, saved_offset;
|
||
proto_tree *subtree;
|
||
proto_item *item;
|
||
|
||
SHORT_DATA_CHECK(len, 1);
|
||
|
||
saved_offset = offset;
|
||
|
||
num_blocks = tvb_get_guint8(tvb, offset);
|
||
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"Number of parameter blocks (%d)",
|
||
num_blocks);
|
||
|
||
offset++;
|
||
|
||
if ((guint32)(num_blocks * 2) > (len - (offset - saved_offset)))
|
||
{
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none, tvb,
|
||
offset, len - (offset - saved_offset), "Short Data (?)");
|
||
return;
|
||
}
|
||
|
||
for (i=0; i < num_blocks; i++)
|
||
{
|
||
oct = tvb_get_guint8(tvb, offset);
|
||
|
||
str = rev_nam_param_block_type(oct);
|
||
|
||
item =
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s (%d)",
|
||
str,
|
||
oct);
|
||
|
||
subtree = proto_item_add_subtree(item, ett_rev_nam_block);
|
||
offset++;
|
||
|
||
block_len = tvb_get_guint8(tvb, offset);
|
||
|
||
proto_tree_add_uint(subtree, hf_ansi_683_length,
|
||
tvb, offset, 1, block_len);
|
||
offset++;
|
||
|
||
if (block_len > (len - (offset - saved_offset)))
|
||
{
|
||
proto_tree_add_none_format(subtree, hf_ansi_683_none, tvb,
|
||
offset, len - (offset - saved_offset), "Short Data (?)");
|
||
return;
|
||
}
|
||
|
||
if (block_len > 0)
|
||
{
|
||
proto_tree_add_none_format(subtree, hf_ansi_683_none,
|
||
tvb, offset, block_len, "Block Data");
|
||
offset += block_len;
|
||
}
|
||
}
|
||
|
||
if (num_blocks > (len - (offset - saved_offset)))
|
||
{
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none, tvb,
|
||
offset, len - (offset - saved_offset), "Short Data (?)");
|
||
return;
|
||
}
|
||
|
||
for (i=0; i < num_blocks; i++)
|
||
{
|
||
oct = tvb_get_guint8(tvb, offset);
|
||
|
||
str = rev_res_code_type(oct);
|
||
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s (%d)",
|
||
str,
|
||
oct);
|
||
|
||
offset++;
|
||
}
|
||
|
||
EXTRANEOUS_DATA_CHECK(len, offset - saved_offset);
|
||
}
|
||
|
||
static void
|
||
msg_download_rsp(tvbuff_t *tvb, proto_tree *tree, guint len, guint32 offset)
|
||
{
|
||
guint8 oct, num_blocks;
|
||
const gchar *str = NULL;
|
||
guint32 i, saved_offset;
|
||
proto_tree *subtree;
|
||
proto_item *item;
|
||
|
||
SHORT_DATA_CHECK(len, 1);
|
||
|
||
saved_offset = offset;
|
||
|
||
num_blocks = tvb_get_guint8(tvb, offset);
|
||
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"Number of parameter blocks (%d)",
|
||
num_blocks);
|
||
|
||
offset++;
|
||
|
||
if ((guint32)(num_blocks * 2) > (len - (offset - saved_offset)))
|
||
{
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none, tvb,
|
||
offset, len - (offset - saved_offset), "Short Data (?)");
|
||
return;
|
||
}
|
||
|
||
for (i=0; i < num_blocks; i++)
|
||
{
|
||
oct = tvb_get_guint8(tvb, offset);
|
||
|
||
str = for_nam_param_block_type(oct);
|
||
|
||
item =
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s (%d)",
|
||
str,
|
||
oct);
|
||
|
||
subtree = proto_item_add_subtree(item, ett_for_nam_block);
|
||
offset++;
|
||
|
||
oct = tvb_get_guint8(tvb, offset);
|
||
|
||
str = rev_res_code_type(oct);
|
||
|
||
proto_tree_add_none_format(subtree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s (%d)",
|
||
str,
|
||
oct);
|
||
|
||
offset++;
|
||
}
|
||
|
||
EXTRANEOUS_DATA_CHECK(len, offset - saved_offset);
|
||
}
|
||
|
||
static void
|
||
msg_ms_key_rsp(tvbuff_t *tvb, proto_tree *tree, guint len, guint32 offset)
|
||
{
|
||
guint8 oct;
|
||
const gchar *str = NULL;
|
||
guint32 saved_offset;
|
||
|
||
EXACT_DATA_CHECK(len, 1);
|
||
|
||
saved_offset = offset;
|
||
|
||
oct = tvb_get_guint8(tvb, offset);
|
||
|
||
str = rev_res_code_type(oct);
|
||
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"Key exchange result code, %s (%d)",
|
||
str,
|
||
oct);
|
||
|
||
offset++;
|
||
}
|
||
|
||
static void
|
||
msg_key_gen_rsp(tvbuff_t *tvb, proto_tree *tree, guint len, guint32 offset)
|
||
{
|
||
guint8 oct, result_len;
|
||
const gchar *str = NULL;
|
||
guint32 saved_offset;
|
||
|
||
SHORT_DATA_CHECK(len, 2);
|
||
|
||
saved_offset = offset;
|
||
|
||
oct = tvb_get_guint8(tvb, offset);
|
||
|
||
str = rev_res_code_type(oct);
|
||
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"Key exchange result code, %s (%d)",
|
||
str,
|
||
oct);
|
||
|
||
offset++;
|
||
|
||
result_len = tvb_get_guint8(tvb, offset);
|
||
|
||
proto_tree_add_uint(tree, hf_ansi_683_length,
|
||
tvb, offset, 1, result_len);
|
||
offset++;
|
||
|
||
if (result_len > (len - (offset - saved_offset)))
|
||
{
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none, tvb,
|
||
offset, len - (offset - saved_offset), "Short Data (?)");
|
||
return;
|
||
}
|
||
|
||
if (result_len > 0)
|
||
{
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, result_len, "Calculation Result");
|
||
offset += result_len;
|
||
}
|
||
|
||
EXTRANEOUS_DATA_CHECK(len, offset - saved_offset);
|
||
}
|
||
|
||
static void
|
||
msg_reauth_rsp(tvbuff_t *tvb, proto_tree *tree, guint len, guint32 offset)
|
||
{
|
||
guint32 saved_offset;
|
||
guint32 value;
|
||
|
||
EXACT_DATA_CHECK(len, 7);
|
||
|
||
saved_offset = offset;
|
||
|
||
value = tvb_get_ntoh24(tvb, offset);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0xffffc0, 24);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 3,
|
||
"%s : Authentication signature data (AUTHR) (%d)",
|
||
bigbuf,
|
||
(value & 0xffffc0) >> 6);
|
||
|
||
offset += 2;
|
||
|
||
value = tvb_get_ntohs(tvb, offset);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0x3fc0, 16);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 2,
|
||
"%s : Random challenge value (RANDC) (%d)",
|
||
bigbuf,
|
||
(value & 0x3fc0) >> 6);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0x3f, 8);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset + 1, 1,
|
||
"%s : Call history parameter (COUNT) (%d)",
|
||
bigbuf,
|
||
value & 0x3f);
|
||
|
||
offset += 2;
|
||
|
||
value = tvb_get_ntoh24(tvb, offset);
|
||
|
||
other_decode_bitfield_value(bigbuf, value, 0xffffff, 24);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 3,
|
||
"%s : Authentication Data input parameter (AUTH_DATA) (%d)",
|
||
bigbuf,
|
||
value);
|
||
}
|
||
|
||
static void
|
||
msg_commit_rsp(tvbuff_t *tvb, proto_tree *tree, guint len, guint32 offset)
|
||
{
|
||
guint8 oct;
|
||
const gchar *str = NULL;
|
||
guint32 saved_offset;
|
||
|
||
EXACT_DATA_CHECK(len, 1);
|
||
|
||
saved_offset = offset;
|
||
|
||
oct = tvb_get_guint8(tvb, offset);
|
||
|
||
str = rev_res_code_type(oct);
|
||
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"Data commit result code, %s (%d)",
|
||
str,
|
||
oct);
|
||
|
||
offset++;
|
||
}
|
||
|
||
static void
|
||
msg_protocap_rsp(tvbuff_t *tvb, proto_tree *tree, guint len, guint32 offset)
|
||
{
|
||
guint8 oct, num_feat, add_len;
|
||
const gchar *str = NULL;
|
||
guint32 i, saved_offset;
|
||
guint32 value;
|
||
proto_tree *subtree;
|
||
proto_item *item;
|
||
|
||
SHORT_DATA_CHECK(len, 5);
|
||
|
||
saved_offset = offset;
|
||
|
||
value = tvb_get_ntohs(tvb, offset);
|
||
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 2,
|
||
"Mobile station firmware revision number (%d)",
|
||
value);
|
||
|
||
offset += 2;
|
||
|
||
oct = tvb_get_guint8(tvb, offset);
|
||
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"Mobile station manufacturer<65>s model number (%d)",
|
||
oct);
|
||
|
||
offset++;
|
||
|
||
num_feat = tvb_get_guint8(tvb, offset);
|
||
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"Number of features (%d)",
|
||
num_feat);
|
||
|
||
offset++;
|
||
|
||
if ((guint32)(num_feat * 2) > (len - (offset - saved_offset)))
|
||
{
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none, tvb,
|
||
offset, len - (offset - saved_offset), "Short Data (?)");
|
||
return;
|
||
}
|
||
|
||
for (i=0; i < num_feat; i++)
|
||
{
|
||
oct = tvb_get_guint8(tvb, offset);
|
||
|
||
str = rev_feat_id_type(oct);
|
||
|
||
item =
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"Feature ID, %s (%d)",
|
||
str,
|
||
oct);
|
||
|
||
subtree = proto_item_add_subtree(item, ett_rev_feat);
|
||
offset++;
|
||
|
||
oct = tvb_get_guint8(tvb, offset);
|
||
|
||
proto_tree_add_none_format(subtree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"Feature protocol version (%d)",
|
||
oct);
|
||
|
||
offset++;
|
||
}
|
||
|
||
add_len = tvb_get_guint8(tvb, offset);
|
||
|
||
proto_tree_add_uint(tree, hf_ansi_683_length,
|
||
tvb, offset, 1, add_len);
|
||
offset++;
|
||
|
||
if (add_len > (len - (offset - saved_offset)))
|
||
{
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none, tvb,
|
||
offset, len - (offset - saved_offset), "Short Data (?)");
|
||
return;
|
||
}
|
||
|
||
if (add_len > 0)
|
||
{
|
||
oct = tvb_get_guint8(tvb, offset);
|
||
|
||
item =
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"Band/Mode Capability Information");
|
||
|
||
subtree = proto_item_add_subtree(item, ett_band_cap);
|
||
|
||
other_decode_bitfield_value(bigbuf, oct, 0x80, 8);
|
||
proto_tree_add_none_format(subtree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s : Band Class 0 Analog",
|
||
bigbuf);
|
||
|
||
other_decode_bitfield_value(bigbuf, oct, 0x40, 8);
|
||
proto_tree_add_none_format(subtree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s : Band Class 0 CDMA",
|
||
bigbuf);
|
||
|
||
other_decode_bitfield_value(bigbuf, oct, 0x20, 8);
|
||
proto_tree_add_none_format(subtree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s : Band Class 1 CDMA",
|
||
bigbuf);
|
||
|
||
other_decode_bitfield_value(bigbuf, oct, 0x1f, 8);
|
||
proto_tree_add_none_format(subtree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s : Reserved",
|
||
bigbuf);
|
||
|
||
offset++;
|
||
|
||
if (add_len > 1)
|
||
{
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, add_len - 1,
|
||
"More Additional Fields");
|
||
offset += (add_len - 1);
|
||
}
|
||
}
|
||
|
||
EXTRANEOUS_DATA_CHECK(len, offset - saved_offset);
|
||
}
|
||
|
||
static void
|
||
msg_sspr_config_rsp(tvbuff_t *tvb, proto_tree *tree, guint len, guint32 offset)
|
||
{
|
||
guint8 oct, block_len;
|
||
const gchar *str = NULL;
|
||
guint32 saved_offset;
|
||
|
||
SHORT_DATA_CHECK(len, 3);
|
||
|
||
saved_offset = offset;
|
||
|
||
oct = tvb_get_guint8(tvb, offset);
|
||
|
||
str = rev_sspr_param_block_type(oct);
|
||
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s (%d)",
|
||
str,
|
||
oct);
|
||
|
||
offset++;
|
||
|
||
oct = tvb_get_guint8(tvb, offset);
|
||
|
||
str = rev_res_code_type(oct);
|
||
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"SSPR Configuration result code, %s (%d)",
|
||
str,
|
||
oct);
|
||
|
||
offset++;
|
||
|
||
block_len = tvb_get_guint8(tvb, offset);
|
||
|
||
proto_tree_add_uint(tree, hf_ansi_683_length,
|
||
tvb, offset, 1, block_len);
|
||
offset++;
|
||
|
||
if (block_len > (len - (offset - saved_offset)))
|
||
{
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none, tvb,
|
||
offset, len - (offset - saved_offset), "Short Data (?)");
|
||
return;
|
||
}
|
||
|
||
if (block_len > 0)
|
||
{
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, block_len, "Block Data");
|
||
offset += block_len;
|
||
}
|
||
|
||
EXTRANEOUS_DATA_CHECK(len, offset - saved_offset);
|
||
}
|
||
|
||
static void
|
||
msg_sspr_download_rsp(tvbuff_t *tvb, proto_tree *tree, guint len, guint32 offset)
|
||
{
|
||
guint8 oct;
|
||
const gchar *str = NULL;
|
||
guint32 saved_offset;
|
||
guint32 value;
|
||
|
||
EXACT_DATA_CHECK(len, 5);
|
||
|
||
saved_offset = offset;
|
||
|
||
oct = tvb_get_guint8(tvb, offset);
|
||
|
||
str = for_sspr_param_block_type(oct);
|
||
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s (%d)",
|
||
str,
|
||
oct);
|
||
|
||
offset++;
|
||
|
||
oct = tvb_get_guint8(tvb, offset);
|
||
|
||
str = rev_res_code_type(oct);
|
||
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"SSPR Download result code, %s (%d)",
|
||
str,
|
||
oct);
|
||
|
||
offset++;
|
||
|
||
value = tvb_get_ntohs(tvb, offset);
|
||
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 2,
|
||
"Segment offset (%d)",
|
||
value);
|
||
offset += 2;
|
||
|
||
oct = tvb_get_guint8(tvb, offset);
|
||
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"Maximum segment size (%d)",
|
||
oct);
|
||
offset++;
|
||
}
|
||
|
||
static void
|
||
msg_validate_rsp(tvbuff_t *tvb, proto_tree *tree, guint len, guint32 offset)
|
||
{
|
||
guint8 oct, block_id, num_blocks;
|
||
const gchar *str = NULL;
|
||
guint32 i, saved_offset;
|
||
proto_tree *subtree;
|
||
proto_item *item;
|
||
|
||
SHORT_DATA_CHECK(len, 1);
|
||
|
||
saved_offset = offset;
|
||
|
||
num_blocks = tvb_get_guint8(tvb, offset);
|
||
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"Number of parameter blocks (%d)",
|
||
num_blocks);
|
||
|
||
offset++;
|
||
|
||
if ((guint32)(num_blocks * 2) > (len - (offset - saved_offset)))
|
||
{
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none, tvb,
|
||
offset, len - (offset - saved_offset), "Short Data (?)");
|
||
return;
|
||
}
|
||
|
||
for (i=0; i < num_blocks; i++)
|
||
{
|
||
block_id = tvb_get_guint8(tvb, offset);
|
||
|
||
str = for_val_param_block_type(block_id);
|
||
|
||
item =
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s (%d)",
|
||
str,
|
||
block_id);
|
||
|
||
subtree = proto_item_add_subtree(item, ett_for_val_block);
|
||
offset++;
|
||
|
||
oct = tvb_get_guint8(tvb, offset);
|
||
|
||
str = rev_res_code_type(oct);
|
||
|
||
proto_tree_add_none_format(subtree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s (%d)",
|
||
str,
|
||
oct);
|
||
|
||
offset++;
|
||
}
|
||
|
||
EXTRANEOUS_DATA_CHECK(len, offset - saved_offset);
|
||
}
|
||
|
||
static void
|
||
msg_otapa_rsp(tvbuff_t *tvb, proto_tree *tree, guint len, guint32 offset)
|
||
{
|
||
guint8 oct;
|
||
const gchar *str = NULL;
|
||
guint32 saved_offset;
|
||
|
||
SHORT_DATA_CHECK(len, 2);
|
||
|
||
saved_offset = offset;
|
||
|
||
oct = tvb_get_guint8(tvb, offset);
|
||
|
||
str = rev_res_code_type(oct);
|
||
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s (%d)",
|
||
str,
|
||
oct);
|
||
|
||
offset++;
|
||
|
||
oct = tvb_get_guint8(tvb, offset);
|
||
|
||
other_decode_bitfield_value(bigbuf, oct, 0xfe, 8);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s : Reserved",
|
||
bigbuf);
|
||
|
||
other_decode_bitfield_value(bigbuf, oct, 0x01, 8);
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 1,
|
||
"%s : NAM_LOCK indicator",
|
||
bigbuf);
|
||
|
||
offset++;
|
||
|
||
if (oct & 0x01)
|
||
{
|
||
if (4 > (len - (offset - saved_offset)))
|
||
{
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none, tvb,
|
||
offset, len - (offset - saved_offset), "Short Data (?)");
|
||
return;
|
||
}
|
||
|
||
proto_tree_add_none_format(tree, hf_ansi_683_none,
|
||
tvb, offset, 4,
|
||
"SPASM random challenge");
|
||
offset += 4;
|
||
}
|
||
|
||
EXTRANEOUS_DATA_CHECK(len, offset - saved_offset);
|
||
}
|
||
|
||
static const value_string for_msg_type_strings[] = {
|
||
{ 0, "Configuration Request" },
|
||
{ 1, "Download Request" },
|
||
{ 2, "MS Key Request" },
|
||
{ 3, "Key Generation Request" },
|
||
{ 4, "Re-Authenticate Request" },
|
||
{ 5, "Commit Request" },
|
||
{ 6, "Protocol Capability Request" },
|
||
{ 7, "SSPR Configuration Request" },
|
||
{ 8, "SSPR Download Request" },
|
||
{ 9, "Validation Request" },
|
||
{ 10, "OTAPA Request" },
|
||
{ 0, NULL },
|
||
};
|
||
#define NUM_FOR_MSGS (sizeof(for_msg_type_strings)/sizeof(value_string))
|
||
static void (*ansi_683_for_msg_fcn[])(tvbuff_t *tvb, proto_tree *tree, guint len, guint32 offset) = {
|
||
msg_config_req, /* Configuration Request */
|
||
msg_download_req, /* Download Request */
|
||
msg_ms_key_req, /* MS Key Request */
|
||
msg_key_gen_req, /* Key Generation Request */
|
||
msg_reauth_req, /* Re-Authenticate Request */
|
||
NULL /* No data */, /* Commit Request */
|
||
NULL /* No data */, /* Protocol Capability Request */
|
||
msg_sspr_config_req, /* SSPR Configuration Request */
|
||
msg_sspr_download_req, /* SSPR Download Request */
|
||
msg_validate_req, /* Validation Request */
|
||
msg_otapa_req, /* OTAPA Request */
|
||
NULL, /* NONE */
|
||
};
|
||
|
||
static const value_string rev_msg_type_strings[] = {
|
||
{ 0, "Configuration Response" },
|
||
{ 1, "Download Response" },
|
||
{ 2, "MS Key Response" },
|
||
{ 3, "Key Generation Response" },
|
||
{ 4, "Re-Authenticate Response" },
|
||
{ 5, "Commit Response" },
|
||
{ 6, "Protocol Capability Response" },
|
||
{ 7, "SSPR Configuration Response" },
|
||
{ 8, "SSPR Download Response" },
|
||
{ 9, "Validation Response" },
|
||
{ 10, "OTAPA Response" },
|
||
{ 0, NULL },
|
||
};
|
||
#define NUM_REV_MSGS (sizeof(rev_msg_type_strings)/sizeof(value_string))
|
||
static void (*ansi_683_rev_msg_fcn[])(tvbuff_t *tvb, proto_tree *tree, guint len, guint32 offset) = {
|
||
msg_config_rsp, /* Configuration Response */
|
||
msg_download_rsp, /* Download Response */
|
||
msg_ms_key_rsp, /* MS Key Response */
|
||
msg_key_gen_rsp, /* Key Generation Response */
|
||
msg_reauth_rsp, /* Re-Authenticate Response */
|
||
msg_commit_rsp, /* Commit Response */
|
||
msg_protocap_rsp, /* Protocol Capability Response */
|
||
msg_sspr_config_rsp, /* SSPR Configuration Response */
|
||
msg_sspr_download_rsp, /* SSPR Download Response */
|
||
msg_validate_rsp, /* Validation Response */
|
||
msg_otapa_rsp, /* OTAPA Response */
|
||
NULL, /* NONE */
|
||
};
|
||
|
||
|
||
static void
|
||
dissect_ansi_683_for_message(tvbuff_t *tvb, proto_tree *ansi_683_tree)
|
||
{
|
||
guint8 msg_type;
|
||
gint idx;
|
||
const gchar *str = NULL;
|
||
|
||
|
||
msg_type = tvb_get_guint8(tvb, 0);
|
||
|
||
str = match_strval_idx(msg_type, for_msg_type_strings, &idx);
|
||
|
||
if (str == NULL)
|
||
{
|
||
return;
|
||
}
|
||
|
||
/*
|
||
* No Information column data
|
||
*/
|
||
|
||
proto_tree_add_uint(ansi_683_tree, hf_ansi_683_for_msg_type,
|
||
tvb, 0, 1, msg_type);
|
||
|
||
if (ansi_683_for_msg_fcn[idx] != NULL)
|
||
{
|
||
(*ansi_683_for_msg_fcn[idx])(tvb, ansi_683_tree, tvb_length(tvb) - 1, 1);
|
||
}
|
||
}
|
||
|
||
static void
|
||
dissect_ansi_683_rev_message(tvbuff_t *tvb, proto_tree *ansi_683_tree)
|
||
{
|
||
guint8 msg_type;
|
||
gint idx;
|
||
const gchar *str = NULL;
|
||
|
||
|
||
msg_type = tvb_get_guint8(tvb, 0);
|
||
|
||
str = match_strval_idx(msg_type, rev_msg_type_strings, &idx);
|
||
|
||
if (str == NULL)
|
||
{
|
||
return;
|
||
}
|
||
|
||
/*
|
||
* No Information column data
|
||
*/
|
||
|
||
proto_tree_add_uint(ansi_683_tree, hf_ansi_683_rev_msg_type,
|
||
tvb, 0, 1, msg_type);
|
||
|
||
(*ansi_683_rev_msg_fcn[idx])(tvb, ansi_683_tree, tvb_length(tvb) - 1, 1);
|
||
}
|
||
|
||
static void
|
||
dissect_ansi_683(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
|
||
{
|
||
proto_item *ansi_683_item;
|
||
proto_tree *ansi_683_tree = NULL;
|
||
|
||
g_pinfo = pinfo;
|
||
|
||
if (check_col(pinfo->cinfo, COL_PROTOCOL))
|
||
{
|
||
col_set_str(pinfo->cinfo, COL_PROTOCOL, ansi_proto_name_short);
|
||
}
|
||
|
||
/* In the interest of speed, if "tree" is NULL, don't do any work not
|
||
* necessary to generate protocol tree items.
|
||
*/
|
||
if (tree)
|
||
{
|
||
g_tree = tree;
|
||
|
||
/*
|
||
* create the ansi_683 protocol tree
|
||
*/
|
||
ansi_683_item =
|
||
proto_tree_add_protocol_format(tree, proto_ansi_683, tvb, 0, -1,
|
||
"%s %s Link",
|
||
ansi_proto_name,
|
||
(pinfo->match_port == ANSI_683_FORWARD) ? "Forward" : "Reverse");
|
||
|
||
ansi_683_tree =
|
||
proto_item_add_subtree(ansi_683_item, ett_ansi_683);
|
||
|
||
if (pinfo->match_port == ANSI_683_FORWARD)
|
||
{
|
||
dissect_ansi_683_for_message(tvb, ansi_683_tree);
|
||
}
|
||
else
|
||
{
|
||
dissect_ansi_683_rev_message(tvb, ansi_683_tree);
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
/* Register the protocol with Ethereal */
|
||
void
|
||
proto_register_ansi_683(void)
|
||
{
|
||
|
||
/* Setup list of header fields */
|
||
static hf_register_info hf[] =
|
||
{
|
||
{ &hf_ansi_683_for_msg_type,
|
||
{ "Forward Link Message Type",
|
||
"ansi_683.for_msg_type",
|
||
FT_UINT8, BASE_DEC, VALS(for_msg_type_strings), 0,
|
||
"", HFILL }},
|
||
{ &hf_ansi_683_rev_msg_type,
|
||
{ "Reverse Link Message Type",
|
||
"ansi_683.rev_msg_type",
|
||
FT_UINT8, BASE_DEC, VALS(rev_msg_type_strings), 0,
|
||
"", HFILL }},
|
||
{ &hf_ansi_683_length,
|
||
{ "Length", "ansi_683.len",
|
||
FT_UINT8, BASE_DEC, NULL, 0,
|
||
"", HFILL }
|
||
},
|
||
{ &hf_ansi_683_none,
|
||
{ "Sub tree", "ansi_683.none",
|
||
FT_NONE, 0, 0, 0,
|
||
"", HFILL }
|
||
},
|
||
};
|
||
|
||
/* Setup protocol subtree array */
|
||
#define NUM_INDIVIDUAL_PARAMS 10
|
||
static gint *ett[NUM_INDIVIDUAL_PARAMS];
|
||
|
||
memset((void *) ett, 0, sizeof(ett));
|
||
|
||
ett[0] = &ett_ansi_683;
|
||
ett[1] = &ett_for_nam_block;
|
||
ett[2] = &ett_rev_nam_block;
|
||
ett[3] = &ett_key_p;
|
||
ett[4] = &ett_key_g;
|
||
ett[5] = &ett_rev_feat;
|
||
ett[6] = &ett_for_val_block;
|
||
ett[7] = &ett_for_sspr_block;
|
||
ett[8] = &ett_band_cap;
|
||
ett[9] = &ett_rev_sspr_block;
|
||
|
||
/* Register the protocol name and description */
|
||
proto_ansi_683 =
|
||
proto_register_protocol(ansi_proto_name, "ANSI IS-683-A (OTA (Mobile))", "ansi_683");
|
||
|
||
/* Required function calls to register the header fields and subtrees used */
|
||
proto_register_field_array(proto_ansi_683, hf, array_length(hf));
|
||
proto_register_subtree_array(ett, array_length(ett));
|
||
}
|
||
|
||
|
||
void
|
||
proto_reg_handoff_ansi_683(void)
|
||
{
|
||
dissector_handle_t ansi_683_handle;
|
||
|
||
ansi_683_handle = create_dissector_handle(dissect_ansi_683, proto_ansi_683);
|
||
|
||
dissector_add("ansi_map.ota", ANSI_683_FORWARD, ansi_683_handle);
|
||
dissector_add("ansi_map.ota", ANSI_683_REVERSE, ansi_683_handle);
|
||
dissector_add("ansi_a.ota", ANSI_683_FORWARD, ansi_683_handle);
|
||
dissector_add("ansi_a.ota", ANSI_683_REVERSE, ansi_683_handle);
|
||
|
||
data_handle = find_dissector("data");
|
||
}
|