1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
|
/* packet-rrc.c
* Routines for Universal Mobile Telecommunications System (UMTS);
* Radio Resource Control (RRC) protocol specification
* (3GPP TS 25.331 packet dissection
* Copyright 2006-2010, Anders Broman <anders.broman@ericsson.com>
*
* $Id$
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 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.
*
* Ref: 3GPP TS 25.331 V10.7.0 (2012-03)
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <glib.h>
#include <epan/packet.h>
#include <epan/asn1.h>
#include "packet-ber.h"
#include "packet-per.h"
#include "packet-rrc.h"
#include "packet-gsm_a_common.h"
#ifdef _MSC_VER
/* disable: "warning C4049: compiler limit : terminating line number emission" */
#pragma warning(disable:4049)
/* disable: "warning C4146: unary minus operator applied to unsigned type, result still unsigned" */
#pragma warning(disable:4146)
#endif
#define PNAME "Radio Resource Control (RRC) protocol"
#define PSNAME "RRC"
#define PFNAME "rrc"
static dissector_handle_t gsm_a_dtap_handle;
static dissector_handle_t rrc_ue_radio_access_cap_info_handle=NULL;
static dissector_handle_t rrc_pcch_handle=NULL;
static dissector_handle_t rrc_ul_ccch_handle=NULL;
static dissector_handle_t rrc_dl_ccch_handle=NULL;
static dissector_handle_t rrc_ul_dcch_handle=NULL;
static dissector_handle_t rrc_dl_dcch_handle=NULL;
static dissector_handle_t lte_rrc_ue_eutra_cap_handle=NULL;
static dissector_handle_t lte_rrc_dl_dcch_handle=NULL;
enum nas_sys_info_gsm_map {
RRC_NAS_SYS_INFO_CS,
RRC_NAS_SYS_INFO_PS,
RRC_NAS_SYS_INFO_CN_COMMON
};
static enum nas_sys_info_gsm_map rrc_nas_sys_info_gsm_map_type = RRC_NAS_SYS_INFO_CN_COMMON;
/* Forward declarations */
static int dissect_UE_RadioAccessCapabilityInfo_PDU(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree);
static int dissect_SysInfoTypeSB1_PDU(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree);
static int dissect_SysInfoTypeSB2_PDU(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree);
static int dissect_SysInfoType5_PDU(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree);
static int dissect_SysInfoType11_PDU(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree);
static int dissect_SysInfoType11bis_PDU(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree);
/* Include constants */
#include "packet-rrc-val.h"
/* Initialize the protocol and registered fields */
int proto_rrc = -1;
static int hf_test;
#include "packet-rrc-hf.c"
/* Initialize the subtree pointers */
static int ett_rrc = -1;
#include "packet-rrc-ett.c"
static gint ett_rrc_eutraFeatureGroupIndicators = -1;
static gint ett_rrc_cn_CommonGSM_MAP_NAS_SysInfo = -1;
/* Global variables */
static proto_tree *top_tree;
static int hf_rrc_eutra_feat_group_ind_1 = -1;
static int hf_rrc_eutra_feat_group_ind_2 = -1;
static int hf_rrc_eutra_feat_group_ind_3 = -1;
static int hf_rrc_eutra_feat_group_ind_4 = -1;
static const true_false_string rrc_eutra_feat_group_ind_1_val = {
"UTRA CELL_PCH to EUTRA RRC_IDLE cell reselection - Supported",
"UTRA CELL_PCH to EUTRA RRC_IDLE cell reselection - Not supported"
};
static const true_false_string rrc_eutra_feat_group_ind_2_val = {
"EUTRAN measurements and reporting in connected mode - Supported",
"EUTRAN measurements and reporting in connected mode - Not supported"
};
static const true_false_string rrc_eutra_feat_group_ind_3_val = {
"Undefined - Supported",
"Undefined - Not supported"
};
static const true_false_string rrc_eutra_feat_group_ind_4_val = {
"Undefined - Supported",
"Undefined - Not supported"
};
#include "packet-rrc-fn.c"
#include "packet-rrc.h"
static void
dissect_rrc(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
/* FIX ME Currently don't know the 'starting point' of this protocol
* exported DL-DCCH-Message is the entry point.
*/
proto_item *rrc_item = NULL;
proto_tree *rrc_tree = NULL;
struct rrc_info *rrcinf;
top_tree = tree;
rrcinf = p_get_proto_data(pinfo->fd, proto_rrc);
/* make entry in the Protocol column on summary display */
col_set_str(pinfo->cinfo, COL_PROTOCOL, "RRC");
/* create the rrc protocol tree */
rrc_item = proto_tree_add_item(tree, proto_rrc, tvb, 0, -1, ENC_NA);
rrc_tree = proto_item_add_subtree(rrc_item, ett_rrc);
if (rrcinf) {
switch (rrcinf->msgtype[pinfo->fd->subnum]) {
case RRC_MESSAGE_TYPE_PCCH:
call_dissector(rrc_pcch_handle, tvb, pinfo, rrc_tree);
break;
case RRC_MESSAGE_TYPE_UL_CCCH:
call_dissector(rrc_ul_ccch_handle, tvb, pinfo, rrc_tree);
break;
case RRC_MESSAGE_TYPE_DL_CCCH:
call_dissector(rrc_dl_ccch_handle, tvb, pinfo, rrc_tree);
break;
case RRC_MESSAGE_TYPE_UL_DCCH:
call_dissector(rrc_ul_dcch_handle, tvb, pinfo, rrc_tree);
break;
case RRC_MESSAGE_TYPE_DL_DCCH:
call_dissector(rrc_dl_dcch_handle, tvb, pinfo, rrc_tree);
break;
default:
;
}
}
}
/*--- proto_register_rrc -------------------------------------------*/
void proto_register_rrc(void) {
/* List of fields */
static hf_register_info hf[] = {
#include "packet-rrc-hfarr.c"
{ &hf_test,
{ "RAB Test", "rrc.RAB.test",
FT_UINT8, BASE_DEC, NULL, 0,
"rrc.RAB_Info_r6", HFILL }},
{ &hf_rrc_eutra_feat_group_ind_1,
{ "Indicator 1", "rrc.eutra_feat_group_ind_1",
FT_BOOLEAN, BASE_NONE, TFS(&rrc_eutra_feat_group_ind_1_val), 0,
"EUTRA Feature Group Indicator 1", HFILL }},
{ &hf_rrc_eutra_feat_group_ind_2,
{ "Indicator 2", "rrc.eutra_feat_group_ind_2",
FT_BOOLEAN, BASE_NONE, TFS(&rrc_eutra_feat_group_ind_2_val), 0,
"EUTRA Feature Group Indicator 2", HFILL }},
{ &hf_rrc_eutra_feat_group_ind_3,
{ "Indicator 3", "rrc.eutra_feat_group_ind_3",
FT_BOOLEAN, BASE_NONE, TFS(&rrc_eutra_feat_group_ind_3_val), 0,
"EUTRA Feature Group Indicator 3", HFILL }},
{ &hf_rrc_eutra_feat_group_ind_4,
{ "Indicator 4", "rrc.eutra_feat_group_ind_4",
FT_BOOLEAN, BASE_NONE, TFS(&rrc_eutra_feat_group_ind_4_val), 0,
"EUTRA Feature Group Indicator 4", HFILL }},
};
/* List of subtrees */
static gint *ett[] = {
&ett_rrc,
#include "packet-rrc-ettarr.c"
&ett_rrc_eutraFeatureGroupIndicators,
&ett_rrc_cn_CommonGSM_MAP_NAS_SysInfo,
};
/* Register protocol */
proto_rrc = proto_register_protocol(PNAME, PSNAME, PFNAME);
/* Register fields and subtrees */
proto_register_field_array(proto_rrc, hf, array_length(hf));
proto_register_subtree_array(ett, array_length(ett));
register_dissector("rrc", dissect_rrc, proto_rrc);
#include "packet-rrc-dis-reg.c"
}
/*--- proto_reg_handoff_rrc ---------------------------------------*/
void
proto_reg_handoff_rrc(void)
{
gsm_a_dtap_handle = find_dissector("gsm_a_dtap");
rrc_pcch_handle = find_dissector("rrc.pcch");
rrc_ul_ccch_handle = find_dissector("rrc.ul.ccch");
rrc_dl_ccch_handle = find_dissector("rrc.dl.ccch");
rrc_ul_dcch_handle = find_dissector("rrc.ul.dcch");
rrc_dl_dcch_handle = find_dissector("rrc.dl.dcch");
rrc_ue_radio_access_cap_info_handle = find_dissector("rrc.ue_radio_access_cap_info");
rrc_dl_dcch_handle = find_dissector("rrc.dl.dcch");
lte_rrc_ue_eutra_cap_handle = find_dissector("lte-rrc.ue_eutra_cap");
lte_rrc_dl_dcch_handle = find_dissector("lte-rrc.dl.dcch");
}
|
