forked from 2b-as/xgoldmon
-
Notifications
You must be signed in to change notification settings - Fork 2
/
Copy pathlogparse.c
411 lines (355 loc) · 23.5 KB
/
logparse.c
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
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
/* (C) 2013 by Tobias Engel <[email protected]>
* All Rights Reserved
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
*/
#define _GNU_SOURCE
#include <string.h>
#include <arpa/inet.h>
#include "xgoldmon.h"
struct msgb *make_rrc_uplink_msg(uint8_t gsmtap_chan, uint8_t *msg_start, uint16_t msg_len, uint8_t **dummy);
struct msgb *make_rrc_downlink_msg(uint8_t gsmtap_chan, uint8_t *msg_start, uint16_t msg_len, uint8_t **dummy);
struct msgb *make_gsml2_msg(uint8_t gsmtap_chan, uint8_t *msg_start, uint16_t msg_len, uint8_t **dummy);
struct msgb *register_search_msg(uint8_t dummy1, uint8_t *msg_start, uint16_t dummy2, uint8_t **searchmsg_p);
struct rmsg_act note2_ltable[] =
{
{ { 0x04, 0x01, 0x05, -1 }, GSMTAP_RRC_SUB_UL_DCCH_Message, 28, 0, 26, make_rrc_uplink_msg },
{ { 0x04, 0x01, 0x06, -1 }, GSMTAP_RRC_SUB_UL_CCCH_Message, 24, 0, 22, make_rrc_uplink_msg },
{ { 0x07, 0x01, 0x3f, -1 }, GSMTAP_RRC_SUB_PCCH_Message, 20, 0, 18, make_rrc_downlink_msg },
{ { 0x08, 0x01, 0x59, -1 }, GSMTAP_RRC_SUB_DL_DCCH_Message, 28, 0, 26, make_rrc_downlink_msg },
{ { 0x08, 0x01, 0x5a, -1 }, GSMTAP_RRC_SUB_DL_CCCH_Message, 24, 0, 22, make_rrc_downlink_msg },
{ { 0x35, -1, 0x0e, -1 }, GSMTAP_CHANNEL_SDCCH, 31, 23, 0, make_gsml2_msg },
{ { 0x0d, 0x04, 0x0f, -1 }, GSMTAP_CHANNEL_SDCCH, 10, 23, 0, make_gsml2_msg },
{ { 0x0d, 0x04, 0x04, -1 }, 0, 20, 0, 0, register_search_msg },
{ { 0x0d, 0x02, 0x09, -1 }, 0, 24, 0, 0, register_search_msg },
{ { 0x13, -1, -1, 0x06 }, GSMTAP_CHANNEL_BCCH, 18, 23, 0, make_gsml2_msg },
{ { 0x13, 0x0b, 0x5f, -1 }, GSMTAP_CHANNEL_PCH, 18, 23, 0, make_gsml2_msg },
{ { 0xf1, 0x01, 0x50, -1 }, GSMTAP_CHANNEL_AGCH, 10, 23, 0, make_gsml2_msg },
{ { 0x13, -1, -1, 0x05 }, GSMTAP_CHANNEL_AGCH, 18, 23, 0, make_gsml2_msg },
{ { 0xf1, 0x01, 0x51, -1 }, GSMTAP_CHANNEL_AGCH, 10, 23, 0, make_gsml2_msg },
{ { -1, -1, -1, -1 }, 0, 0, 0, 0, NULL },
};
struct rmsg_act s3_ltable[] =
{
{ { 0x04, 0x01, 0x05, -1 }, GSMTAP_RRC_SUB_UL_DCCH_Message, 28, 0, 26, make_rrc_uplink_msg },
{ { 0x04, 0x01, 0x06, -1 }, GSMTAP_RRC_SUB_UL_CCCH_Message, 24, 0, 22, make_rrc_uplink_msg },
{ { 0x07, 0x01, 0x3f, -1 }, GSMTAP_RRC_SUB_PCCH_Message, 20, 0, 18, make_rrc_downlink_msg },
{ { 0x08, 0x01, 0x59, -1 }, GSMTAP_RRC_SUB_DL_DCCH_Message, 28, 0, 26, make_rrc_downlink_msg },
{ { 0x08, 0x01, 0x5a, -1 }, GSMTAP_RRC_SUB_DL_CCCH_Message, 24, 0, 22, make_rrc_downlink_msg },
{ { 0x0d, -1, 0x0f, -1 }, GSMTAP_CHANNEL_SDCCH, 10, 23, 0, make_gsml2_msg },
{ { 0x0d, 0x04, 0x04, -1 }, 0, 20, 0, 0, register_search_msg },
{ { 0x0d, 0x02, 0x09, -1 }, 0, 24, 0, 0, register_search_msg },
{ { 0x13, -1, -1, 0x05 }, GSMTAP_CHANNEL_AGCH, 18, 23, 0, make_gsml2_msg },
{ { 0x13, -1, -1, 0x06 }, GSMTAP_CHANNEL_BCCH, 18, 23, 0, make_gsml2_msg },
{ { 0x13, -1, -1, 0x0a }, GSMTAP_CHANNEL_PCH, 18, 23, 0, make_gsml2_msg },
{ { 0xf1, 0x01, 0x50, -1 }, GSMTAP_CHANNEL_AGCH, 10, 23, 0, make_gsml2_msg },
{ { 0xf1, 0x01, 0x51, -1 }, GSMTAP_CHANNEL_AGCH, 10, 23, 0, make_gsml2_msg },
{ { -1, -1, -1, -1 }, 0, 0, 0, 0, NULL },
};
struct rmsg_act s2_ltable[] =
{
{ { 0x04, 0x01, 0x05, -1 }, GSMTAP_RRC_SUB_UL_DCCH_Message, 28, 0, 26, make_rrc_uplink_msg },
{ { 0x04, 0x01, 0x06, -1 }, GSMTAP_RRC_SUB_UL_DCCH_Message, 24, 0, 22, make_rrc_uplink_msg },
{ { 0x04, 0x01, 0x07, -1 }, GSMTAP_RRC_SUB_UL_CCCH_Message, 24, 0, 22, make_rrc_uplink_msg },
{ { 0x07, 0x01, 0x3d, -1 }, GSMTAP_RRC_SUB_PCCH_Message, 20, 0, 18, make_rrc_downlink_msg },
{ { 0x08, 0x01, 0x52, -1 }, GSMTAP_RRC_SUB_DL_DCCH_Message, 28, 0, 26, make_rrc_downlink_msg },
{ { 0x08, 0x02, 0x52, -1 }, GSMTAP_RRC_SUB_DL_DCCH_Message, 28, 0, 26, make_rrc_downlink_msg },
{ { 0x08, 0x01, 0x53, 0x01 }, GSMTAP_RRC_SUB_DL_DCCH_Message, 24, 0, 22, make_rrc_downlink_msg },
{ { 0x08, 0x02, 0x53, 0x01 }, GSMTAP_RRC_SUB_DL_DCCH_Message, 24, 0, 22, make_rrc_downlink_msg },
{ { 0x08, 0x01, 0x53, 0x00 }, GSMTAP_RRC_SUB_DL_CCCH_Message, 24, 0, 22, make_rrc_downlink_msg },
{ { 0x08, 0x02, 0x53, 0x00 }, GSMTAP_RRC_SUB_DL_CCCH_Message, 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x0f, 0x39, -1 }, GSMTAP_RRC_SUB_BCCH_BCH_Message,10, 36, 0, make_rrc_downlink_msg },
{ { 0x07, 0x0f, 0x01, 0x00 }, GSMTAP_RRC_SUB_MasterInformationBlock, 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x0f, 0x01, 0x01 }, GSMTAP_RRC_SUB_SysInfoType1 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x0f, 0x01, 0x02 }, GSMTAP_RRC_SUB_SysInfoType2 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x0f, 0x01, 0x03 }, GSMTAP_RRC_SUB_SysInfoType3 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x0f, 0x01, 0x04 }, GSMTAP_RRC_SUB_SysInfoType4 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x0f, 0x01, 0x05 }, GSMTAP_RRC_SUB_SysInfoType5 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x0f, 0x01, 0x06 }, GSMTAP_RRC_SUB_SysInfoType6 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x0f, 0x01, 0x07 }, GSMTAP_RRC_SUB_SysInfoType7 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x0f, 0x01, 0x0b }, GSMTAP_RRC_SUB_SysInfoType11 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x0f, 0x01, 0x0c }, GSMTAP_RRC_SUB_SysInfoType12 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x0f, 0x01, 0x0f }, GSMTAP_RRC_SUB_SysInfoType15 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x0f, 0x01, 0x1f }, GSMTAP_RRC_SUB_SysInfoType16 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x0f, 0x01, 0x1a }, GSMTAP_RRC_SUB_SysInfoType18 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x0f, 0x01, 0x1b }, GSMTAP_RRC_SUB_SysInfoTypeSB1 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x0f, 0x01, 0x1c }, GSMTAP_RRC_SUB_SysInfoTypeSB2 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x08, 0x39, -1 }, GSMTAP_RRC_SUB_BCCH_BCH_Message,10, 36, 0, make_rrc_downlink_msg },
{ { 0x07, 0x08, 0x01, 0x00 }, GSMTAP_RRC_SUB_MasterInformationBlock, 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x08, 0x01, 0x01 }, GSMTAP_RRC_SUB_SysInfoType1 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x08, 0x01, 0x02 }, GSMTAP_RRC_SUB_SysInfoType2 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x08, 0x01, 0x03 }, GSMTAP_RRC_SUB_SysInfoType3 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x08, 0x01, 0x04 }, GSMTAP_RRC_SUB_SysInfoType4 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x08, 0x01, 0x05 }, GSMTAP_RRC_SUB_SysInfoType5 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x08, 0x01, 0x06 }, GSMTAP_RRC_SUB_SysInfoType6 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x08, 0x01, 0x07 }, GSMTAP_RRC_SUB_SysInfoType7 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x08, 0x01, 0x0b }, GSMTAP_RRC_SUB_SysInfoType11 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x08, 0x01, 0x0c }, GSMTAP_RRC_SUB_SysInfoType12 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x08, 0x01, 0x0f }, GSMTAP_RRC_SUB_SysInfoType15 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x08, 0x01, 0x1f }, GSMTAP_RRC_SUB_SysInfoType16 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x08, 0x01, 0x1a }, GSMTAP_RRC_SUB_SysInfoType18 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x08, 0x01, 0x1b }, GSMTAP_RRC_SUB_SysInfoTypeSB1 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x08, 0x01, 0x1c }, GSMTAP_RRC_SUB_SysInfoTypeSB2 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x06, 0x39, -1 }, GSMTAP_RRC_SUB_BCCH_BCH_Message,10, 36, 0, make_rrc_downlink_msg },
{ { 0x07, 0x06, 0x01, 0x00 }, GSMTAP_RRC_SUB_MasterInformationBlock, 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x06, 0x01, 0x01 }, GSMTAP_RRC_SUB_SysInfoType1 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x06, 0x01, 0x02 }, GSMTAP_RRC_SUB_SysInfoType2 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x06, 0x01, 0x03 }, GSMTAP_RRC_SUB_SysInfoType3 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x06, 0x01, 0x04 }, GSMTAP_RRC_SUB_SysInfoType4 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x06, 0x01, 0x05 }, GSMTAP_RRC_SUB_SysInfoType5 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x06, 0x01, 0x06 }, GSMTAP_RRC_SUB_SysInfoType6 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x06, 0x01, 0x07 }, GSMTAP_RRC_SUB_SysInfoType7 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x06, 0x01, 0x0b }, GSMTAP_RRC_SUB_SysInfoType11 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x06, 0x01, 0x0c }, GSMTAP_RRC_SUB_SysInfoType12 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x06, 0x01, 0x0f }, GSMTAP_RRC_SUB_SysInfoType15 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x06, 0x01, 0x1f }, GSMTAP_RRC_SUB_SysInfoType16 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x06, 0x01, 0x1a }, GSMTAP_RRC_SUB_SysInfoType18 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x06, 0x01, 0x1b }, GSMTAP_RRC_SUB_SysInfoTypeSB1 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x06, 0x01, 0x1c }, GSMTAP_RRC_SUB_SysInfoTypeSB2 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x05, 0x39, -1 }, GSMTAP_RRC_SUB_BCCH_BCH_Message,10, 36, 0, make_rrc_downlink_msg },
{ { 0x07, 0x05, 0x01, 0x00 }, GSMTAP_RRC_SUB_MasterInformationBlock, 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x05, 0x01, 0x01 }, GSMTAP_RRC_SUB_SysInfoType1 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x05, 0x01, 0x02 }, GSMTAP_RRC_SUB_SysInfoType2 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x05, 0x01, 0x03 }, GSMTAP_RRC_SUB_SysInfoType3 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x05, 0x01, 0x04 }, GSMTAP_RRC_SUB_SysInfoType4 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x05, 0x01, 0x05 }, GSMTAP_RRC_SUB_SysInfoType5 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x05, 0x01, 0x06 }, GSMTAP_RRC_SUB_SysInfoType6 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x05, 0x01, 0x07 }, GSMTAP_RRC_SUB_SysInfoType7 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x05, 0x01, 0x0b }, GSMTAP_RRC_SUB_SysInfoType11 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x05, 0x01, 0x0c }, GSMTAP_RRC_SUB_SysInfoType12 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x05, 0x01, 0x0f }, GSMTAP_RRC_SUB_SysInfoType15 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x05, 0x01, 0x1f }, GSMTAP_RRC_SUB_SysInfoType16 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x05, 0x01, 0x1a }, GSMTAP_RRC_SUB_SysInfoType18 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x05, 0x01, 0x1b }, GSMTAP_RRC_SUB_SysInfoTypeSB1 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x05, 0x01, 0x1c }, GSMTAP_RRC_SUB_SysInfoTypeSB2 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x04, 0x39, -1 }, GSMTAP_RRC_SUB_BCCH_BCH_Message,10, 36, 0, make_rrc_downlink_msg },
{ { 0x07, 0x04, 0x01, 0x00 }, GSMTAP_RRC_SUB_MasterInformationBlock, 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x04, 0x01, 0x01 }, GSMTAP_RRC_SUB_SysInfoType1 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x04, 0x01, 0x02 }, GSMTAP_RRC_SUB_SysInfoType2 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x04, 0x01, 0x03 }, GSMTAP_RRC_SUB_SysInfoType3 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x04, 0x01, 0x04 }, GSMTAP_RRC_SUB_SysInfoType4 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x04, 0x01, 0x05 }, GSMTAP_RRC_SUB_SysInfoType5 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x04, 0x01, 0x06 }, GSMTAP_RRC_SUB_SysInfoType6 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x04, 0x01, 0x07 }, GSMTAP_RRC_SUB_SysInfoType7 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x04, 0x01, 0x0b }, GSMTAP_RRC_SUB_SysInfoType11 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x04, 0x01, 0x0c }, GSMTAP_RRC_SUB_SysInfoType12 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x04, 0x01, 0x0f }, GSMTAP_RRC_SUB_SysInfoType15 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x04, 0x01, 0x1f }, GSMTAP_RRC_SUB_SysInfoType16 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x04, 0x01, 0x1a }, GSMTAP_RRC_SUB_SysInfoType18 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x04, 0x01, 0x1b }, GSMTAP_RRC_SUB_SysInfoTypeSB1 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x04, 0x01, 0x1c }, GSMTAP_RRC_SUB_SysInfoTypeSB2 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x02, 0x39, -1 }, GSMTAP_RRC_SUB_BCCH_BCH_Message,10, 36, 0, make_rrc_downlink_msg },
{ { 0x07, 0x02, 0x01, 0x00 }, GSMTAP_RRC_SUB_MasterInformationBlock, 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x02, 0x01, 0x01 }, GSMTAP_RRC_SUB_SysInfoType1 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x02, 0x01, 0x02 }, GSMTAP_RRC_SUB_SysInfoType2 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x02, 0x01, 0x03 }, GSMTAP_RRC_SUB_SysInfoType3 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x02, 0x01, 0x04 }, GSMTAP_RRC_SUB_SysInfoType4 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x02, 0x01, 0x05 }, GSMTAP_RRC_SUB_SysInfoType5 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x02, 0x01, 0x06 }, GSMTAP_RRC_SUB_SysInfoType6 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x02, 0x01, 0x07 }, GSMTAP_RRC_SUB_SysInfoType7 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x02, 0x01, 0x0b }, GSMTAP_RRC_SUB_SysInfoType11 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x02, 0x01, 0x0c }, GSMTAP_RRC_SUB_SysInfoType12 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x02, 0x01, 0x0f }, GSMTAP_RRC_SUB_SysInfoType15 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x02, 0x01, 0x1f }, GSMTAP_RRC_SUB_SysInfoType16 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x02, 0x01, 0x1a }, GSMTAP_RRC_SUB_SysInfoType18 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x02, 0x01, 0x1b }, GSMTAP_RRC_SUB_SysInfoTypeSB1 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x02, 0x01, 0x1c }, GSMTAP_RRC_SUB_SysInfoTypeSB2 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x01, 0x39, -1 }, GSMTAP_RRC_SUB_BCCH_BCH_Message,10, 36, 0, make_rrc_downlink_msg },
{ { 0x07, 0x01, 0x01, 0x00 }, GSMTAP_RRC_SUB_MasterInformationBlock, 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x01, 0x01, 0x01 }, GSMTAP_RRC_SUB_SysInfoType1 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x01, 0x01, 0x02 }, GSMTAP_RRC_SUB_SysInfoType2 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x01, 0x01, 0x03 }, GSMTAP_RRC_SUB_SysInfoType3 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x01, 0x01, 0x04 }, GSMTAP_RRC_SUB_SysInfoType4 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x01, 0x01, 0x05 }, GSMTAP_RRC_SUB_SysInfoType5 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x01, 0x01, 0x06 }, GSMTAP_RRC_SUB_SysInfoType6 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x01, 0x01, 0x07 }, GSMTAP_RRC_SUB_SysInfoType7 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x01, 0x01, 0x0b }, GSMTAP_RRC_SUB_SysInfoType11 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x01, 0x01, 0x0c }, GSMTAP_RRC_SUB_SysInfoType12 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x01, 0x01, 0x0f }, GSMTAP_RRC_SUB_SysInfoType15 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x01, 0x01, 0x1f }, GSMTAP_RRC_SUB_SysInfoType16 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x01, 0x01, 0x1a }, GSMTAP_RRC_SUB_SysInfoType18 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x01, 0x01, 0x1b }, GSMTAP_RRC_SUB_SysInfoTypeSB1 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x07, 0x01, 0x01, 0x1c }, GSMTAP_RRC_SUB_SysInfoTypeSB2 , 24, 0, 22, make_rrc_downlink_msg },
{ { 0x0d, 0x04, 0x0f, -1 }, GSMTAP_CHANNEL_SDCCH, 10, 23, 0, make_gsml2_msg },
{ { 0x13, 0x0b, 0x5b, -1 }, GSMTAP_CHANNEL_CCCH, 18, 23, 0, make_gsml2_msg },
{ { 0x13, 0x23, 0x59, -1 }, GSMTAP_CHANNEL_BCCH, 18, 23, 0, make_gsml2_msg },
{ { 0x13, 0x23, 0x5b, -1 }, GSMTAP_CHANNEL_BCCH, 18, 23, 0, make_gsml2_msg },
{ { 0xf1, 0x01, 0x28, -1 }, GSMTAP_CHANNEL_AGCH, 10, 23, 0, make_gsml2_msg },
{ { -1, -1, -1, -1 }, 0, 0, 0, 0, NULL },
};
int guess_chantype(uint8_t *p)
{
uint8_t l2len;
// power control level can have values 30 and 31, but bits 3-5 in
// lapdm octet 1 are sapi so they can only be 0 or 3
if((p[0] & 0x1f) >= 30) return GSMTAP_CHANNEL_ACCH | GSMTAP_CHANNEL_SDCCH;
// bit 1 in octet 1 of lapdm is always set
if(!(p[0] & 1)) return GSMTAP_CHANNEL_ACCH | GSMTAP_CHANNEL_SDCCH;
// octet 2 of sacch l1 header can only have values from 0-63 and 127
if((p[1] >= 64 && p[1] <= 126) || (p[1] & 0x80)) return GSMTAP_CHANNEL_SDCCH;
// this could either be octet 3 of lapdm or octet 1 of lapdm after
// the l1 sacch header
l2len = p[2] >> 2;
// those are the only values that bits 3-8 of octet 1 could have
if(l2len != 0 && l2len != 3 &&
l2len != 8 && l2len != 11) return GSMTAP_CHANNEL_SDCCH;
// if octet 3 == 1 and octet 4 == 2b, octet 3 could either be octet
// 3 of lapdm and octet 4 the pd (non-call ss), or octets 3 and 4
// could be octets 1 and 2 of lapdm. but if octets 5, 6 and 7 are
// also == 2b, octet 7 cannot be the message type (value not defined
// for that pd), so it must be padding, so the message started with
// lapdm
if(p[2] == 1 && p[3] == 0x2b && p[4] == 0x2b && p[5] == 0x2b && p[6] == 0x2b)
return GSMTAP_CHANNEL_SDCCH;
DBG(1,
printf("** could not guess chantype\n");
hexdump(p, 23));
return GSMTAP_CHANNEL_SDCCH;
}
uint8_t *l3_addpadding(uint8_t *p) {
static uint8_t l3wpad[SEARCHLEN];
uint32_t l3len;
// fixme: doesn't work for segmented messages
l3len = *(uint32_t *)p;
if(l3len > SEARCHLEN) return NULL;
memcpy(l3wpad, p + 4, l3len);
while(l3len < SEARCHLEN)
l3wpad[l3len++] = '+';
DBG(2,
printf("** searching for:\n");
hexdump(l3wpad, SEARCHLEN));
return l3wpad;
}
struct msgb *make_rrc_uplink_msg(uint8_t gsmtap_chan, uint8_t *msg_start,
uint16_t msg_len, uint8_t **dummy)
{
return gsmtap_makemsg_ex(GSMTAP_TYPE_UMTS_RRC, GSMTAP_ARFCN_F_UPLINK, 0,
gsmtap_chan, 0, 0, 0, 0, msg_start, msg_len);
}
struct msgb *make_rrc_downlink_msg(uint8_t gsmtap_chan, uint8_t *msg_start,
uint16_t msg_len, uint8_t **dummy)
{
return gsmtap_makemsg_ex(GSMTAP_TYPE_UMTS_RRC, 0, 0,
gsmtap_chan, 0, 0, 0, 0, msg_start, msg_len);
}
struct msgb *make_gsml2_msg(uint8_t gsmtap_chan, uint8_t *msg_start,
uint16_t msg_len, uint8_t **dummy)
{
return gsmtap_makemsg(0, 0, gsmtap_chan, 0, 0, 0, 0, msg_start, msg_len);
}
struct msgb *register_search_msg(uint8_t dummy1, uint8_t *msg_start,
uint16_t dummy2, uint8_t **searchmsg_p)
{
if(*searchmsg_p)
DBG(1, printf("** old searchmsg not found\n"));
if(!(*searchmsg_p = l3_addpadding(msg_start)))
DBG(2, printf("** couldn't parse l3 search msg (e.g. segmented message)\n"));
return NULL;
}
struct msgb *parse_radiomsg(uint8_t *data, uint16_t len_msg,
struct rmsg_act *ltable, uint8_t **searchmsg_p)
{
int i = 0;
uint16_t mlo, mso, len_rmsg;
if(!(data[0] == 0xff && data[1] == 0xff && data[3] == 0xff)) {
DBG(2, printf("** message damaged - ignoring\n"));
return NULL;
}
do {
if(IDMATCH(ltable[i].id[0], data[2]) &&
IDMATCH(ltable[i].id[1], data[5]) &&
IDMATCH(ltable[i].id[2], data[7]) &&
IDMATCH(ltable[i].id[3], data[10])) {
mso = ltable[i].msg_start_offset;
mlo = ltable[i].msg_len_offset;
len_rmsg = mlo ? *(uint16_t *)(data + mlo) : ltable[i].msg_len;
if(len_rmsg && (mso + len_rmsg > len_msg)) {
DBG(2, printf("** message too short - ignoring\n"));
return NULL;
}
return ltable[i].action(ltable[i].gsmtap_chan,
data + mso,
len_rmsg,
searchmsg_p);
}
} while(ltable[++i].action);
return NULL;
}
struct msgb *parse_rawmsg(uint8_t *data, uint16_t len_msg, uint8_t **searchmsg_p)
{
struct msgb *msg = NULL;
uint8_t *frame_p;
if(*searchmsg_p &&
(frame_p = memmem(data, len_msg, *searchmsg_p, SEARCHLEN))) {
*searchmsg_p = NULL;
msg = gsmtap_makemsg(0, 0, GSMTAP_CHANNEL_SDCCH,
0, 0, 0, 0, frame_p - 3, 23);
} else if((frame_p = memmem(data, len_msg, "\x25\x06\x06", 3))) {
msg = gsmtap_makemsg(0, 0, guess_chantype(frame_p + 0x0d),
0, 0, 0, 0, frame_p + 0x0d, 23);
}
return msg;
}
void send_rmsg(struct gsmtap_inst *gti, struct msgb *rmsg)
{
DBG(3, printf("** sending gsmtap message\n"));
if(gsmtap_sendmsg(gti, rmsg) < 0) {
DBG(0, printf("** message sending failed\n"));
msgb_free(rmsg);
}
}
void parse_logmsg(FILE *f, int printlog,
struct phone2ltable *p2ltable, struct gsmtap_inst *gti)
{
uint64_t pos;
struct xglog_hdr *log_hdr;
uint8_t *data;
uint16_t len_msg;
struct msgb *rmsg;
static uint8_t *searchmsg = NULL;
pos = ftell(f);
if(!(log_hdr = read_logmsg(f, p2ltable->unescape)))
return;
data = log_hdr->msg.data;
len_msg = ntohs(log_hdr->len) - sizeof(struct xglog_msg);
rmsg = NULL;
switch(log_hdr->type) {
case 0x01:
if(printlog) {
data[len_msg] = 0;
printf("LOG:>>%s<<\n", data);
}
break;
case 0x04:
rmsg = parse_radiomsg(data, len_msg, p2ltable->ltable, &searchmsg);
break;
case 0x0a:
rmsg = parse_rawmsg(data, len_msg, &searchmsg);
break;
default:
break;
}
if(rmsg) {
if(searchmsg)
DBG(2, printf("** logging new msg even though still searching for msg\n"));
send_rmsg(gti, rmsg);
}
DBG(7,
printf("--header:\n");
hexdump_addr((uint8_t *) log_hdr, sizeof(struct xglog_hdr), pos);
printf("--data:\n");
hexdump_addr(data, ntohs(log_hdr->len), pos + sizeof(struct xglog_hdr)));
}