Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 1 | /* A hackish minimal BSC (+MSC +HLR) implementation */ |
| 2 | |
| 3 | /* (C) 2008-2009 by Harald Welte <laforge@gnumonks.org> |
| 4 | * (C) 2009 by Holger Hans Peter Freyther <zecke@selfish.org> |
| 5 | * All Rights Reserved |
| 6 | * |
| 7 | * This program is free software; you can redistribute it and/or modify |
| 8 | * it under the terms of the GNU General Public License as published by |
| 9 | * the Free Software Foundation; either version 2 of the License, or |
| 10 | * (at your option) any later version. |
| 11 | * |
| 12 | * This program is distributed in the hope that it will be useful, |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | * GNU General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License along |
| 18 | * with this program; if not, write to the Free Software Foundation, Inc., |
| 19 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| 20 | * |
| 21 | */ |
| 22 | |
| 23 | #include <unistd.h> |
| 24 | #include <stdlib.h> |
| 25 | #include <stdio.h> |
| 26 | #include <stdarg.h> |
| 27 | #include <time.h> |
| 28 | #include <string.h> |
| 29 | #include <errno.h> |
| 30 | #include <signal.h> |
| 31 | #include <fcntl.h> |
| 32 | #include <sys/stat.h> |
| 33 | |
| 34 | #define _GNU_SOURCE |
| 35 | #include <getopt.h> |
| 36 | |
| 37 | #include <openbsc/db.h> |
| 38 | #include <openbsc/timer.h> |
| 39 | #include <openbsc/gsm_data.h> |
| 40 | #include <openbsc/gsm_04_08.h> |
| 41 | #include <openbsc/select.h> |
| 42 | #include <openbsc/abis_rsl.h> |
| 43 | #include <openbsc/abis_nm.h> |
| 44 | #include <openbsc/debug.h> |
| 45 | #include <openbsc/misdn.h> |
| 46 | #include <openbsc/telnet_interface.h> |
| 47 | #include <openbsc/paging.h> |
| 48 | #include <openbsc/e1_input.h> |
| 49 | #include <openbsc/signal.h> |
Harald Welte | a837977 | 2009-06-20 22:36:41 +0200 | [diff] [blame] | 50 | #include <openbsc/talloc.h> |
| 51 | |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 52 | /* global pointer to the gsm network data structure */ |
| 53 | static struct gsm_network *gsmnet; |
| 54 | |
| 55 | /* MCC and MNC for the Location Area Identifier */ |
| 56 | static int MCC = 1; |
| 57 | static int MNC = 1; |
| 58 | static int LAC = 1; |
| 59 | static int ARFCN = HARDCODED_ARFCN; |
| 60 | static int cardnr = 0; |
| 61 | static int release_l2 = 0; |
| 62 | static enum gsm_bts_type BTS_TYPE = GSM_BTS_TYPE_BS11; |
Harald Welte | 91afe4c | 2009-06-20 18:15:19 +0200 | [diff] [blame] | 63 | static enum gsm_band BAND = GSM_BAND_900; |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 64 | static const char *database_name = "hlr.sqlite3"; |
| 65 | |
Holger Hans Peter Freyther | a6429e3 | 2009-07-16 15:24:27 +0200 | [diff] [blame] | 66 | struct nano_bts_id { |
| 67 | struct llist_head entry; |
| 68 | int site_id; |
| 69 | int bts_id; |
| 70 | }; |
| 71 | |
| 72 | static LLIST_HEAD(nanobts_ids); |
| 73 | |
| 74 | |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 75 | /* The following definitions are for OM and NM packets that we cannot yet |
| 76 | * generate by code but we just pass on */ |
| 77 | |
| 78 | // BTS Site Manager, SET ATTRIBUTES |
| 79 | |
| 80 | /* |
| 81 | Object Class: BTS Site Manager |
| 82 | Instance 1: FF |
| 83 | Instance 2: FF |
| 84 | Instance 3: FF |
| 85 | SET ATTRIBUTES |
| 86 | sAbisExternalTime: 2007/09/08 14:36:11 |
| 87 | omLAPDRelTimer: 30sec |
| 88 | shortLAPDIntTimer: 5sec |
| 89 | emergencyTimer1: 10 minutes |
| 90 | emergencyTimer2: 0 minutes |
| 91 | */ |
| 92 | |
| 93 | unsigned char msg_1[] = |
| 94 | { |
Harald Welte | f739ae6 | 2009-06-20 10:42:17 +0200 | [diff] [blame] | 95 | NM_MT_BS11_SET_ATTR, NM_OC_SITE_MANAGER, 0xFF, 0xFF, 0xFF, |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 96 | NM_ATT_BS11_ABIS_EXT_TIME, 0x07, |
| 97 | 0xD7, 0x09, 0x08, 0x0E, 0x24, 0x0B, 0xCE, |
| 98 | 0x02, |
| 99 | 0x00, 0x1E, |
| 100 | NM_ATT_BS11_SH_LAPD_INT_TIMER, |
| 101 | 0x01, 0x05, |
| 102 | 0x42, 0x02, 0x00, 0x0A, |
| 103 | 0x44, 0x02, 0x00, 0x00 |
| 104 | }; |
| 105 | |
| 106 | // BTS, SET BTS ATTRIBUTES |
| 107 | |
| 108 | /* |
| 109 | Object Class: BTS |
| 110 | BTS relat. Number: 0 |
| 111 | Instance 2: FF |
| 112 | Instance 3: FF |
| 113 | SET BTS ATTRIBUTES |
| 114 | bsIdentityCode / BSIC: |
| 115 | PLMN_colour_code: 7h |
| 116 | BS_colour_code: 7h |
| 117 | BTS Air Timer T3105: 4 ,unit 10 ms |
| 118 | btsIsHopping: FALSE |
| 119 | periodCCCHLoadIndication: 1sec |
| 120 | thresholdCCCHLoadIndication: 0% |
| 121 | cellAllocationNumber: 00h = GSM 900 |
| 122 | enableInterferenceClass: 00h = Disabled |
| 123 | fACCHQual: 6 (FACCH stealing flags minus 1) |
| 124 | intaveParameter: 31 SACCH multiframes |
| 125 | interferenceLevelBoundaries: |
| 126 | Interference Boundary 1: 0Ah |
| 127 | Interference Boundary 2: 0Fh |
| 128 | Interference Boundary 3: 14h |
| 129 | Interference Boundary 4: 19h |
| 130 | Interference Boundary 5: 1Eh |
| 131 | mSTxPwrMax: 11 |
| 132 | GSM range: 2=39dBm, 15=13dBm, stepsize 2 dBm |
| 133 | DCS1800 range: 0=30dBm, 15=0dBm, stepsize 2 dBm |
| 134 | PCS1900 range: 0=30dBm, 15=0dBm, stepsize 2 dBm |
| 135 | 30=33dBm, 31=32dBm |
| 136 | ny1: |
| 137 | Maximum number of repetitions for PHYSICAL INFORMATION message (GSM 04.08): 20 |
| 138 | powerOutputThresholds: |
| 139 | Out Power Fault Threshold: -10 dB |
| 140 | Red Out Power Threshold: - 6 dB |
| 141 | Excessive Out Power Threshold: 5 dB |
| 142 | rACHBusyThreshold: -127 dBm |
| 143 | rACHLoadAveragingSlots: 250 ,number of RACH burst periods |
| 144 | rfResourceIndicationPeriod: 125 SACCH multiframes |
| 145 | T200: |
| 146 | SDCCH: 044 in 5 ms |
| 147 | FACCH/Full rate: 031 in 5 ms |
| 148 | FACCH/Half rate: 041 in 5 ms |
| 149 | SACCH with TCH SAPI0: 090 in 10 ms |
| 150 | SACCH with SDCCH: 090 in 10 ms |
| 151 | SDCCH with SAPI3: 090 in 5 ms |
| 152 | SACCH with TCH SAPI3: 135 in 10 ms |
| 153 | tSync: 9000 units of 10 msec |
| 154 | tTrau: 9000 units of 10 msec |
| 155 | enableUmLoopTest: 00h = disabled |
| 156 | enableExcessiveDistance: 00h = Disabled |
| 157 | excessiveDistance: 64km |
| 158 | hoppingMode: 00h = baseband hopping |
| 159 | cellType: 00h = Standard Cell |
| 160 | BCCH ARFCN / bCCHFrequency: 1 |
| 161 | */ |
| 162 | |
Harald Welte | f739ae6 | 2009-06-20 10:42:17 +0200 | [diff] [blame] | 163 | static unsigned char bs11_attr_bts[] = |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 164 | { |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 165 | NM_ATT_BSIC, HARDCODED_BSIC, |
| 166 | NM_ATT_BTS_AIR_TIMER, 0x04, |
| 167 | NM_ATT_BS11_BTSLS_HOPPING, 0x00, |
| 168 | NM_ATT_CCCH_L_I_P, 0x01, |
| 169 | NM_ATT_CCCH_L_T, 0x00, |
| 170 | NM_ATT_BS11_CELL_ALLOC_NR, NM_BS11_CANR_GSM, |
| 171 | NM_ATT_BS11_ENA_INTERF_CLASS, 0x01, |
| 172 | NM_ATT_BS11_FACCH_QUAL, 0x06, |
| 173 | /* interference avg. period in numbers of SACCH multifr */ |
| 174 | NM_ATT_INTAVE_PARAM, 0x1F, |
| 175 | NM_ATT_INTERF_BOUND, 0x0A, 0x0F, 0x14, 0x19, 0x1E, 0x7B, |
| 176 | NM_ATT_CCCH_L_T, 0x23, |
| 177 | NM_ATT_GSM_TIME, 0x28, 0x00, |
| 178 | NM_ATT_ADM_STATE, 0x03, |
| 179 | NM_ATT_RACH_B_THRESH, 0x7F, |
| 180 | NM_ATT_LDAVG_SLOTS, 0x00, 0xFA, |
| 181 | NM_ATT_BS11_RF_RES_IND_PER, 0x7D, |
| 182 | NM_ATT_T200, 0x2C, 0x1F, 0x29, 0x5A, 0x5A, 0x5A, 0x87, |
| 183 | NM_ATT_BS11_TSYNC, 0x23, 0x28, |
| 184 | NM_ATT_BS11_TTRAU, 0x23, 0x28, |
| 185 | NM_ATT_TEST_DUR, 0x01, 0x00, |
| 186 | NM_ATT_OUTST_ALARM, 0x01, 0x00, |
| 187 | NM_ATT_BS11_EXCESSIVE_DISTANCE, 0x01, 0x40, |
| 188 | NM_ATT_BS11_HOPPING_MODE, 0x01, 0x00, |
| 189 | NM_ATT_BS11_PLL, 0x01, 0x00, |
| 190 | NM_ATT_BCCH_ARFCN, 0x00, HARDCODED_ARFCN/*0x01*/, |
| 191 | }; |
| 192 | |
| 193 | // Handover Recognition, SET ATTRIBUTES |
| 194 | |
| 195 | /* |
| 196 | Illegal Contents GSM Formatted O&M Msg |
| 197 | Object Class: Handover Recognition |
| 198 | BTS relat. Number: 0 |
| 199 | Instance 2: FF |
| 200 | Instance 3: FF |
| 201 | SET ATTRIBUTES |
| 202 | enableDelayPowerBudgetHO: 00h = Disabled |
| 203 | enableDistanceHO: 00h = Disabled |
| 204 | enableInternalInterCellHandover: 00h = Disabled |
| 205 | enableInternalIntraCellHandover: 00h = Disabled |
| 206 | enablePowerBudgetHO: 00h = Disabled |
| 207 | enableRXLEVHO: 00h = Disabled |
| 208 | enableRXQUALHO: 00h = Disabled |
| 209 | hoAveragingDistance: 8 SACCH multiframes |
| 210 | hoAveragingLev: |
| 211 | A_LEV_HO: 8 SACCH multiframes |
| 212 | W_LEV_HO: 1 SACCH multiframes |
| 213 | hoAveragingPowerBudget: 16 SACCH multiframes |
| 214 | hoAveragingQual: |
| 215 | A_QUAL_HO: 8 SACCH multiframes |
| 216 | W_QUAL_HO: 2 SACCH multiframes |
| 217 | hoLowerThresholdLevDL: (10 - 110) dBm |
| 218 | hoLowerThresholdLevUL: (5 - 110) dBm |
| 219 | hoLowerThresholdQualDL: 06h = 6.4% < BER < 12.8% |
| 220 | hoLowerThresholdQualUL: 06h = 6.4% < BER < 12.8% |
| 221 | hoThresholdLevDLintra : (20 - 110) dBm |
| 222 | hoThresholdLevULintra: (20 - 110) dBm |
| 223 | hoThresholdMsRangeMax: 20 km |
| 224 | nCell: 06h |
| 225 | timerHORequest: 3 ,unit 2 SACCH multiframes |
| 226 | */ |
| 227 | |
| 228 | unsigned char msg_3[] = |
| 229 | { |
Harald Welte | f739ae6 | 2009-06-20 10:42:17 +0200 | [diff] [blame] | 230 | NM_MT_BS11_SET_ATTR, NM_OC_BS11_HANDOVER, 0x00, 0xFF, 0xFF, |
Harald Welte | c7d7506 | 2009-07-18 16:18:11 +0200 | [diff] [blame] | 231 | 0xD0, 0x00, /* enableDelayPowerBudgetHO */ |
| 232 | 0x64, 0x00, /* enableDistanceHO */ |
| 233 | 0x67, 0x00, /* enableInternalInterCellHandover */ |
| 234 | 0x68, 0x00, /* enableInternalInterCellHandover */ |
| 235 | 0x6A, 0x00, /* enablePowerBudgetHO */ |
| 236 | 0x6C, 0x00, /* enableRXLEVHO */ |
| 237 | 0x6D, 0x00, /* enableRXQUALHO */ |
| 238 | 0x6F, 0x08, /* hoAveragingDistance */ |
| 239 | 0x70, 0x08, 0x01, /* hoAveragingLev */ |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 240 | 0x71, 0x10, 0x10, 0x10, |
Harald Welte | c7d7506 | 2009-07-18 16:18:11 +0200 | [diff] [blame] | 241 | 0x72, 0x08, 0x02, /* hoAveragingQual */ |
| 242 | 0x73, 0x0A, /* hoLowerThresholdLevDL */ |
| 243 | 0x74, 0x05, /* hoLowerThresholdLevUL */ |
| 244 | 0x75, 0x06, /* hoLowerThresholdQualDL */ |
| 245 | 0x76, 0x06, /* hoLowerThresholdQualUL */ |
| 246 | 0x78, 0x14, /* hoThresholdLevDLintra */ |
| 247 | 0x79, 0x14, /* hoThresholdLevULintra */ |
| 248 | 0x7A, 0x14, /* hoThresholdMsRangeMax */ |
| 249 | 0x7D, 0x06, /* nCell */ |
| 250 | NM_ATT_BS11_TIMER_HO_REQUEST, 0x03, |
| 251 | 0x20, 0x01, 0x00, |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 252 | 0x45, 0x01, 0x00, |
| 253 | 0x48, 0x01, 0x00, |
| 254 | 0x5A, 0x01, 0x00, |
| 255 | 0x5B, 0x01, 0x05, |
| 256 | 0x5E, 0x01, 0x1A, |
| 257 | 0x5F, 0x01, 0x20, |
| 258 | 0x9D, 0x01, 0x00, |
| 259 | 0x47, 0x01, 0x00, |
| 260 | 0x5C, 0x01, 0x64, |
| 261 | 0x5D, 0x01, 0x1E, |
| 262 | 0x97, 0x01, 0x20, |
| 263 | 0xF7, 0x01, 0x3C, |
| 264 | }; |
| 265 | |
| 266 | // Power Control, SET ATTRIBUTES |
| 267 | |
| 268 | /* |
| 269 | Object Class: Power Control |
| 270 | BTS relat. Number: 0 |
| 271 | Instance 2: FF |
| 272 | Instance 3: FF |
| 273 | SET ATTRIBUTES |
| 274 | enableMsPowerControl: 00h = Disabled |
| 275 | enablePowerControlRLFW: 00h = Disabled |
| 276 | pcAveragingLev: |
| 277 | A_LEV_PC: 4 SACCH multiframes |
| 278 | W_LEV_PC: 1 SACCH multiframes |
| 279 | pcAveragingQual: |
| 280 | A_QUAL_PC: 4 SACCH multiframes |
| 281 | W_QUAL_PC: 2 SACCH multiframes |
| 282 | pcLowerThresholdLevDL: 0Fh |
| 283 | pcLowerThresholdLevUL: 0Ah |
| 284 | pcLowerThresholdQualDL: 05h = 3.2% < BER < 6.4% |
| 285 | pcLowerThresholdQualUL: 05h = 3.2% < BER < 6.4% |
| 286 | pcRLFThreshold: 0Ch |
| 287 | pcUpperThresholdLevDL: 14h |
| 288 | pcUpperThresholdLevUL: 0Fh |
| 289 | pcUpperThresholdQualDL: 04h = 1.6% < BER < 3.2% |
| 290 | pcUpperThresholdQualUL: 04h = 1.6% < BER < 3.2% |
| 291 | powerConfirm: 2 ,unit 2 SACCH multiframes |
| 292 | powerControlInterval: 2 ,unit 2 SACCH multiframes |
| 293 | powerIncrStepSize: 02h = 4 dB |
| 294 | powerRedStepSize: 01h = 2 dB |
| 295 | radioLinkTimeoutBs: 64 SACCH multiframes |
| 296 | enableBSPowerControl: 00h = disabled |
| 297 | */ |
| 298 | |
| 299 | unsigned char msg_4[] = |
| 300 | { |
Harald Welte | f739ae6 | 2009-06-20 10:42:17 +0200 | [diff] [blame] | 301 | NM_MT_BS11_SET_ATTR, NM_OC_BS11_PWR_CTRL, 0x00, 0xFF, 0xFF, |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 302 | NM_ATT_BS11_ENA_MS_PWR_CTRL, 0x00, |
| 303 | NM_ATT_BS11_ENA_PWR_CTRL_RLFW, 0x00, |
Harald Welte | c7d7506 | 2009-07-18 16:18:11 +0200 | [diff] [blame] | 304 | 0x7E, 0x04, 0x01, /* pcAveragingLev */ |
| 305 | 0x7F, 0x04, 0x02, /* pcAveragingQual */ |
| 306 | 0x80, 0x0F, /* pcLowerThresholdLevDL */ |
| 307 | 0x81, 0x0A, /* pcLowerThresholdLevUL */ |
| 308 | 0x82, 0x05, /* pcLowerThresholdQualDL */ |
| 309 | 0x83, 0x05, /* pcLowerThresholdQualUL */ |
| 310 | 0x84, 0x0C, /* pcRLFThreshold */ |
| 311 | 0x85, 0x14, /* pcUpperThresholdLevDL */ |
| 312 | 0x86, 0x0F, /* pcUpperThresholdLevUL */ |
| 313 | 0x87, 0x04, /* pcUpperThresholdQualDL */ |
| 314 | 0x88, 0x04, /* pcUpperThresholdQualUL */ |
| 315 | 0x89, 0x02, /* powerConfirm */ |
| 316 | 0x8A, 0x02, /* powerConfirmInterval */ |
| 317 | 0x8B, 0x02, /* powerIncrStepSize */ |
| 318 | 0x8C, 0x01, /* powerRedStepSize */ |
| 319 | 0x8D, 0x40, /* radioLinkTimeoutBs */ |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 320 | 0x65, 0x01, 0x00 // set to 0x01 to enable BSPowerControl |
| 321 | }; |
| 322 | |
| 323 | |
| 324 | // Transceiver, SET TRX ATTRIBUTES (TRX 0) |
| 325 | |
| 326 | /* |
| 327 | Object Class: Transceiver |
| 328 | BTS relat. Number: 0 |
| 329 | Tranceiver number: 0 |
| 330 | Instance 3: FF |
| 331 | SET TRX ATTRIBUTES |
| 332 | aRFCNList (HEX): 0001 |
| 333 | txPwrMaxReduction: 00h = 30dB |
| 334 | radioMeasGran: 254 SACCH multiframes |
| 335 | radioMeasRep: 01h = enabled |
| 336 | memberOfEmergencyConfig: 01h = TRUE |
| 337 | trxArea: 00h = TRX doesn't belong to a concentric cell |
| 338 | */ |
| 339 | |
Harald Welte | f739ae6 | 2009-06-20 10:42:17 +0200 | [diff] [blame] | 340 | static unsigned char bs11_attr_radio[] = |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 341 | { |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 342 | NM_ATT_ARFCN_LIST, 0x01, 0x00, HARDCODED_ARFCN /*0x01*/, |
| 343 | NM_ATT_RF_MAXPOWR_R, 0x00, |
| 344 | NM_ATT_BS11_RADIO_MEAS_GRAN, 0x01, 0xFE, |
| 345 | NM_ATT_BS11_RADIO_MEAS_REP, 0x01, 0x01, |
| 346 | NM_ATT_BS11_EMRG_CFG_MEMBER, 0x01, 0x01, |
| 347 | NM_ATT_BS11_TRX_AREA, 0x01, 0x00, |
| 348 | }; |
| 349 | |
| 350 | static unsigned char nanobts_attr_bts[] = { |
| 351 | NM_ATT_INTERF_BOUND, 0x55, 0x5b, 0x61, 0x67, 0x6d, 0x73, |
| 352 | /* interference avg. period in numbers of SACCH multifr */ |
| 353 | NM_ATT_INTAVE_PARAM, 0x06, |
| 354 | /* conn fail based on SACCH error rate */ |
| 355 | NM_ATT_CONN_FAIL_CRIT, 0x00, 0x02, 0x01, 0x10, |
| 356 | NM_ATT_T200, 0x1e, 0x24, 0x24, 0xa8, 0x34, 0x21, 0xa8, |
| 357 | NM_ATT_MAX_TA, 0x3f, |
| 358 | NM_ATT_OVERL_PERIOD, 0x00, 0x01, 10, /* seconds */ |
| 359 | NM_ATT_CCCH_L_T, 10, /* percent */ |
| 360 | NM_ATT_CCCH_L_I_P, 1, /* seconds */ |
| 361 | NM_ATT_RACH_B_THRESH, 10, /* busy threshold in - dBm */ |
| 362 | NM_ATT_LDAVG_SLOTS, 0x03, 0xe8, /* rach load averaging 1000 slots */ |
| 363 | NM_ATT_BTS_AIR_TIMER, 128, /* miliseconds */ |
| 364 | NM_ATT_NY1, 10, /* 10 retransmissions of physical config */ |
| 365 | NM_ATT_BCCH_ARFCN, HARDCODED_ARFCN >> 8, HARDCODED_ARFCN & 0xff, |
| 366 | NM_ATT_BSIC, HARDCODED_BSIC, |
| 367 | }; |
| 368 | |
| 369 | static unsigned char nanobts_attr_radio[] = { |
| 370 | NM_ATT_RF_MAXPOWR_R, 0x0c, /* number of -2dB reduction steps / Pn */ |
| 371 | NM_ATT_ARFCN_LIST, 0x00, 0x02, HARDCODED_ARFCN >> 8, HARDCODED_ARFCN & 0xff, |
| 372 | }; |
| 373 | |
| 374 | static unsigned char nanobts_attr_e0[] = { |
Harald Welte | 4206d98 | 2009-07-12 09:33:54 +0200 | [diff] [blame] | 375 | NM_ATT_IPACC_STREAM_ID, 0x00, |
| 376 | NM_ATT_IPACC_DST_IP_PORT, 0x0b, 0xbb, /* TCP PORT for RSL */ |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 377 | }; |
| 378 | |
| 379 | /* Callback function to be called whenever we get a GSM 12.21 state change event */ |
| 380 | int nm_state_event(enum nm_evt evt, u_int8_t obj_class, void *obj, |
| 381 | struct gsm_nm_state *old_state, struct gsm_nm_state *new_state) |
| 382 | { |
| 383 | struct gsm_bts *bts; |
| 384 | struct gsm_bts_trx *trx; |
| 385 | struct gsm_bts_trx_ts *ts; |
| 386 | |
| 387 | /* This is currently only required on nanoBTS */ |
| 388 | |
| 389 | switch (evt) { |
| 390 | case EVT_STATECHG_OPER: |
| 391 | switch (obj_class) { |
| 392 | case NM_OC_SITE_MANAGER: |
| 393 | bts = container_of(obj, struct gsm_bts, site_mgr); |
| 394 | if (old_state->operational != 2 && new_state->operational == 2) { |
| 395 | abis_nm_opstart(bts, NM_OC_SITE_MANAGER, 0xff, 0xff, 0xff); |
| 396 | } |
| 397 | break; |
| 398 | case NM_OC_BTS: |
| 399 | bts = obj; |
| 400 | if (new_state->availability == 5) { |
| 401 | abis_nm_set_bts_attr(bts, nanobts_attr_bts, |
| 402 | sizeof(nanobts_attr_bts)); |
| 403 | abis_nm_opstart(bts, NM_OC_BTS, |
| 404 | bts->bts_nr, 0xff, 0xff); |
| 405 | abis_nm_chg_adm_state(bts, NM_OC_BTS, |
| 406 | bts->bts_nr, 0xff, 0xff, |
| 407 | NM_STATE_UNLOCKED); |
| 408 | } |
| 409 | break; |
| 410 | case NM_OC_CHANNEL: |
| 411 | ts = obj; |
| 412 | trx = ts->trx; |
| 413 | if (new_state->availability == 5) { |
| 414 | if (ts->nr == 0 && trx == trx->bts->c0) |
| 415 | abis_nm_set_channel_attr(ts, NM_CHANC_BCCH_CBCH); |
| 416 | else |
| 417 | abis_nm_set_channel_attr(ts, NM_CHANC_TCHFull); |
| 418 | abis_nm_opstart(trx->bts, NM_OC_CHANNEL, |
| 419 | trx->bts->bts_nr, trx->nr, ts->nr); |
| 420 | abis_nm_chg_adm_state(trx->bts, NM_OC_CHANNEL, |
| 421 | trx->bts->bts_nr, trx->nr, ts->nr, |
| 422 | NM_STATE_UNLOCKED); |
| 423 | } |
| 424 | break; |
| 425 | default: |
| 426 | break; |
| 427 | } |
| 428 | break; |
| 429 | default: |
| 430 | //DEBUGP(DMM, "Unhandled state change in %s:%d\n", __func__, __LINE__); |
| 431 | break; |
| 432 | } |
| 433 | return 0; |
| 434 | } |
| 435 | |
| 436 | /* Callback function to be called every time we receive a 12.21 SW activated report */ |
| 437 | static int sw_activ_rep(struct msgb *mb) |
| 438 | { |
| 439 | struct abis_om_fom_hdr *foh = msgb_l3(mb); |
| 440 | struct gsm_bts_trx *trx = mb->trx; |
| 441 | |
| 442 | switch (foh->obj_class) { |
| 443 | case NM_OC_BASEB_TRANSC: |
| 444 | /* TRX software is active, tell it to initiate RSL Link */ |
| 445 | abis_nm_ipaccess_msg(trx->bts, 0xe0, NM_OC_BASEB_TRANSC, |
| 446 | trx->bts->bts_nr, trx->nr, 0xff, |
| 447 | nanobts_attr_e0, sizeof(nanobts_attr_e0)); |
| 448 | abis_nm_opstart(trx->bts, NM_OC_BASEB_TRANSC, |
| 449 | trx->bts->bts_nr, trx->nr, 0xff); |
| 450 | abis_nm_chg_adm_state(trx->bts, NM_OC_BASEB_TRANSC, |
| 451 | trx->bts->bts_nr, trx->nr, 0xff, |
| 452 | NM_STATE_UNLOCKED); |
| 453 | break; |
| 454 | case NM_OC_RADIO_CARRIER: |
| 455 | abis_nm_set_radio_attr(trx, nanobts_attr_radio, |
| 456 | sizeof(nanobts_attr_radio)); |
| 457 | abis_nm_opstart(trx->bts, NM_OC_RADIO_CARRIER, |
| 458 | trx->bts->bts_nr, trx->nr, 0xff); |
| 459 | abis_nm_chg_adm_state(trx->bts, NM_OC_RADIO_CARRIER, |
| 460 | trx->bts->bts_nr, trx->nr, 0xff, |
| 461 | NM_STATE_UNLOCKED); |
| 462 | break; |
| 463 | } |
| 464 | return 0; |
| 465 | } |
| 466 | |
Holger Hans Peter Freyther | efedf94 | 2009-06-10 10:48:14 +0200 | [diff] [blame] | 467 | /* Callback function for NACK on the OML NM */ |
| 468 | static int oml_msg_nack(int mt) |
| 469 | { |
| 470 | if (mt == NM_MT_SET_BTS_ATTR_NACK) { |
| 471 | fprintf(stderr, "Failed to set BTS attributes. That is fatal. " |
| 472 | "Was the bts type and frequency properly specified?\n"); |
| 473 | exit(-1); |
| 474 | } |
| 475 | |
| 476 | return 0; |
| 477 | } |
| 478 | |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 479 | /* Callback function to be called every time we receive a signal from NM */ |
| 480 | static int nm_sig_cb(unsigned int subsys, unsigned int signal, |
| 481 | void *handler_data, void *signal_data) |
| 482 | { |
| 483 | switch (signal) { |
| 484 | case S_NM_SW_ACTIV_REP: |
| 485 | return sw_activ_rep(signal_data); |
Holger Hans Peter Freyther | efedf94 | 2009-06-10 10:48:14 +0200 | [diff] [blame] | 486 | case S_NM_NACK: |
| 487 | return oml_msg_nack((int)signal_data); |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 488 | default: |
| 489 | break; |
| 490 | } |
| 491 | return 0; |
| 492 | } |
| 493 | |
| 494 | static void bootstrap_om_nanobts(struct gsm_bts *bts) |
| 495 | { |
| 496 | /* We don't do callback based bootstrapping, but event driven (see above) */ |
| 497 | } |
| 498 | |
| 499 | static void bootstrap_om_bs11(struct gsm_bts *bts) |
| 500 | { |
Harald Welte | e712a5f | 2009-06-21 16:17:15 +0200 | [diff] [blame] | 501 | struct gsm_bts_trx *trx = bts->c0; |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 502 | |
| 503 | /* stop sending event reports */ |
| 504 | abis_nm_event_reports(bts, 0); |
| 505 | |
| 506 | /* begin DB transmission */ |
| 507 | abis_nm_bs11_db_transmission(bts, 1); |
| 508 | |
| 509 | /* end DB transmission */ |
| 510 | abis_nm_bs11_db_transmission(bts, 0); |
| 511 | |
| 512 | /* Reset BTS Site manager resource */ |
| 513 | abis_nm_bs11_reset_resource(bts); |
| 514 | |
| 515 | /* begin DB transmission */ |
| 516 | abis_nm_bs11_db_transmission(bts, 1); |
| 517 | |
| 518 | abis_nm_raw_msg(bts, sizeof(msg_1), msg_1); /* set BTS SiteMgr attr*/ |
Harald Welte | f739ae6 | 2009-06-20 10:42:17 +0200 | [diff] [blame] | 519 | abis_nm_set_bts_attr(bts, bs11_attr_bts, sizeof(bs11_attr_bts)); |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 520 | abis_nm_raw_msg(bts, sizeof(msg_3), msg_3); /* set BTS handover attr */ |
| 521 | abis_nm_raw_msg(bts, sizeof(msg_4), msg_4); /* set BTS power control attr */ |
| 522 | |
| 523 | /* Connect signalling of bts0/trx0 to e1_0/ts1/64kbps */ |
| 524 | abis_nm_conn_terr_sign(trx, 0, 1, 0xff); |
Harald Welte | f739ae6 | 2009-06-20 10:42:17 +0200 | [diff] [blame] | 525 | abis_nm_set_radio_attr(trx, bs11_attr_radio, sizeof(bs11_attr_radio)); |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 526 | |
| 527 | /* Use TEI 1 for signalling */ |
| 528 | abis_nm_establish_tei(bts, 0, 0, 1, 0xff, 0x01); |
| 529 | abis_nm_set_channel_attr(&trx->ts[0], NM_CHANC_SDCCH_CBCH); |
| 530 | |
| 531 | #ifdef HAVE_TRX1 |
| 532 | /* TRX 1 */ |
| 533 | abis_nm_conn_terr_sign(&bts->trx[1], 0, 1, 0xff); |
| 534 | /* FIXME: TRX ATTRIBUTE */ |
| 535 | abis_nm_establish_tei(bts, 0, 0, 1, 0xff, 0x02); |
| 536 | #endif |
| 537 | |
| 538 | /* SET CHANNEL ATTRIBUTE TS1 */ |
| 539 | abis_nm_set_channel_attr(&trx->ts[1], NM_CHANC_TCHFull); |
| 540 | /* Connect traffic of bts0/trx0/ts1 to e1_0/ts2/b */ |
| 541 | abis_nm_conn_terr_traf(&trx->ts[1], 0, 2, 1); |
| 542 | |
| 543 | /* SET CHANNEL ATTRIBUTE TS2 */ |
| 544 | abis_nm_set_channel_attr(&trx->ts[2], NM_CHANC_TCHFull); |
| 545 | /* Connect traffic of bts0/trx0/ts2 to e1_0/ts2/c */ |
| 546 | abis_nm_conn_terr_traf(&trx->ts[2], 0, 2, 2); |
| 547 | |
| 548 | /* SET CHANNEL ATTRIBUTE TS3 */ |
| 549 | abis_nm_set_channel_attr(&trx->ts[3], NM_CHANC_TCHFull); |
| 550 | /* Connect traffic of bts0/trx0/ts3 to e1_0/ts2/d */ |
| 551 | abis_nm_conn_terr_traf(&trx->ts[3], 0, 2, 3); |
| 552 | |
| 553 | /* SET CHANNEL ATTRIBUTE TS4 */ |
| 554 | abis_nm_set_channel_attr(&trx->ts[4], NM_CHANC_TCHFull); |
| 555 | /* Connect traffic of bts0/trx0/ts4 to e1_0/ts3/a */ |
| 556 | abis_nm_conn_terr_traf(&trx->ts[4], 0, 3, 0); |
| 557 | |
| 558 | /* SET CHANNEL ATTRIBUTE TS5 */ |
| 559 | abis_nm_set_channel_attr(&trx->ts[5], NM_CHANC_TCHFull); |
| 560 | /* Connect traffic of bts0/trx0/ts5 to e1_0/ts3/b */ |
| 561 | abis_nm_conn_terr_traf(&trx->ts[5], 0, 3, 1); |
| 562 | |
| 563 | /* SET CHANNEL ATTRIBUTE TS6 */ |
| 564 | abis_nm_set_channel_attr(&trx->ts[6], NM_CHANC_TCHFull); |
| 565 | /* Connect traffic of bts0/trx0/ts6 to e1_0/ts3/c */ |
| 566 | abis_nm_conn_terr_traf(&trx->ts[6], 0, 3, 2); |
| 567 | |
| 568 | /* SET CHANNEL ATTRIBUTE TS7 */ |
| 569 | abis_nm_set_channel_attr(&trx->ts[7], NM_CHANC_TCHFull); |
| 570 | /* Connect traffic of bts0/trx0/ts7 to e1_0/ts3/d */ |
| 571 | abis_nm_conn_terr_traf(&trx->ts[7], 0, 3, 3); |
| 572 | |
| 573 | /* end DB transmission */ |
| 574 | abis_nm_bs11_db_transmission(bts, 0); |
| 575 | |
| 576 | /* Reset BTS Site manager resource */ |
| 577 | abis_nm_bs11_reset_resource(bts); |
| 578 | |
| 579 | /* restart sending event reports */ |
| 580 | abis_nm_event_reports(bts, 1); |
| 581 | } |
| 582 | |
| 583 | static void bootstrap_om(struct gsm_bts *bts) |
| 584 | { |
| 585 | fprintf(stdout, "bootstrapping OML for BTS %u\n", bts->nr); |
| 586 | |
| 587 | switch (bts->type) { |
| 588 | case GSM_BTS_TYPE_BS11: |
| 589 | bootstrap_om_bs11(bts); |
| 590 | break; |
| 591 | case GSM_BTS_TYPE_NANOBTS_900: |
| 592 | case GSM_BTS_TYPE_NANOBTS_1800: |
| 593 | bootstrap_om_nanobts(bts); |
| 594 | break; |
| 595 | default: |
| 596 | fprintf(stderr, "Unable to bootstrap OML: Unknown BTS type %d\n", bts->type); |
| 597 | } |
| 598 | } |
| 599 | |
| 600 | static int shutdown_om(struct gsm_bts *bts) |
| 601 | { |
| 602 | /* stop sending event reports */ |
| 603 | abis_nm_event_reports(bts, 0); |
| 604 | |
| 605 | /* begin DB transmission */ |
| 606 | abis_nm_bs11_db_transmission(bts, 1); |
| 607 | |
| 608 | /* end DB transmission */ |
| 609 | abis_nm_bs11_db_transmission(bts, 0); |
| 610 | |
| 611 | /* Reset BTS Site manager resource */ |
| 612 | abis_nm_bs11_reset_resource(bts); |
| 613 | |
| 614 | return 0; |
| 615 | } |
| 616 | |
| 617 | static int shutdown_net(struct gsm_network *net) |
| 618 | { |
Harald Welte | e712a5f | 2009-06-21 16:17:15 +0200 | [diff] [blame] | 619 | struct gsm_bts *bts; |
| 620 | |
| 621 | llist_for_each_entry(bts, &net->bts_list, list) { |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 622 | int rc; |
Harald Welte | e712a5f | 2009-06-21 16:17:15 +0200 | [diff] [blame] | 623 | rc = shutdown_om(bts); |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 624 | if (rc < 0) |
| 625 | return rc; |
| 626 | } |
| 627 | |
| 628 | return 0; |
| 629 | } |
| 630 | |
| 631 | struct bcch_info { |
| 632 | u_int8_t type; |
| 633 | u_int8_t len; |
| 634 | const u_int8_t *data; |
| 635 | }; |
| 636 | |
| 637 | /* |
| 638 | SYSTEM INFORMATION TYPE 1 |
| 639 | Cell channel description |
| 640 | Format-ID bit map 0 |
| 641 | CA-ARFCN Bit 124...001 (Hex): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 01 |
| 642 | RACH Control Parameters |
| 643 | maximum 7 retransmissions |
| 644 | 8 slots used to spread transmission |
| 645 | cell not barred for access |
| 646 | call reestablishment not allowed |
| 647 | Access Control Class = 0000 |
| 648 | */ |
| 649 | static u_int8_t si1[] = { |
| 650 | /* header */0x55, 0x06, 0x19, |
| 651 | /* ccdesc */0x04 /*0x00*/, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 652 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 /*0x01*/, |
| 653 | /* rach */0xD5, 0x00, 0x00, |
| 654 | /* s1 reset*/0x2B |
| 655 | }; |
| 656 | |
| 657 | /* |
| 658 | SYSTEM INFORMATION TYPE 2 |
| 659 | Neighbour Cells Description |
| 660 | EXT-IND: Carries the complete BA |
| 661 | BA-IND = 0 |
| 662 | Format-ID bit map 0 |
| 663 | CA-ARFCN Bit 124...001 (Hex): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |
| 664 | NCC permitted (NCC) = FF |
| 665 | RACH Control Parameters |
| 666 | maximum 7 retransmissions |
| 667 | 8 slots used to spread transmission |
| 668 | cell not barred for access |
| 669 | call reestablishment not allowed |
| 670 | Access Control Class = 0000 |
| 671 | */ |
| 672 | static u_int8_t si2[] = { |
| 673 | /* header */0x59, 0x06, 0x1A, |
| 674 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 675 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 676 | /* ncc */0xFF, |
| 677 | /* rach*/0xD5, 0x00, 0x00 |
| 678 | }; |
| 679 | |
| 680 | /* |
| 681 | SYSTEM INFORMATION TYPE 3 |
| 682 | Cell identity = 00001 (1h) |
| 683 | Location area identification |
| 684 | Mobile Country Code (MCC): 001 |
| 685 | Mobile Network Code (MNC): 01 |
| 686 | Location Area Code (LAC): 00001 (1h) |
| 687 | Control Channel Description |
| 688 | Attach-detach: MSs in the cell are not allowed to apply IMSI attach /detach |
| 689 | 0 blocks reserved for access grant |
| 690 | 1 channel used for CCCH, with SDCCH |
| 691 | 5 multiframes period for PAGING REQUEST |
| 692 | Time-out T3212 = 0 |
| 693 | Cell Options BCCH |
| 694 | Power control indicator: not set |
| 695 | MSs shall not use uplink DTX |
| 696 | Radio link timeout = 36 |
| 697 | Cell Selection Parameters |
| 698 | Cell reselect hysteresis = 6 dB RXLEV hysteresis for LA re-selection |
| 699 | max.TX power level MS may use for CCH = 2 <- according to GSM05.05 39dBm (max) |
| 700 | Additional Reselect Parameter Indication (ACS) = only SYSTEM INFO 4: The SI rest octets, if present, shall be used to derive the value of PI and possibly C2 parameters |
| 701 | Half rate support (NECI): New establishment causes are not supported |
| 702 | min.RX signal level for MS = 0 |
| 703 | RACH Control Parameters |
| 704 | maximum 7 retransmissions |
| 705 | 8 slots used to spread transmission |
| 706 | cell not barred for access |
| 707 | call reestablishment not allowed |
| 708 | Access Control Class = 0000 |
Harald Welte | c1c4a95 | 2009-07-05 13:41:40 +0200 | [diff] [blame] | 709 | SI 3 Rest Octets (not present) |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 710 | */ |
| 711 | static u_int8_t si3[] = { |
| 712 | /* header */0x49, 0x06, 0x1B, |
| 713 | /* cell */0x00, 0x01, |
| 714 | /* lai */0x00, 0xF1, 0x10, 0x00, 0x01, |
| 715 | /* desc */0x01, 0x03, 0x00, |
| 716 | /* option*/0x28, |
| 717 | /* selection*/0x62, 0x00, |
| 718 | /* rach */0xD5, 0x00, 0x00, |
Harald Welte | c1c4a95 | 2009-07-05 13:41:40 +0200 | [diff] [blame] | 719 | /* rest */ 0x2B, 0x2B, 0x2B, 0x2B |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 720 | }; |
| 721 | |
| 722 | /* |
| 723 | SYSTEM INFORMATION TYPE 4 |
| 724 | Location area identification |
| 725 | Mobile Country Code (MCC): 001 |
| 726 | Mobile Network Code (MNC): 01 |
| 727 | Location Area Code (LAC): 00001 (1h) |
| 728 | Cell Selection Parameters |
| 729 | Cell reselect hysteresis = 6 dB RXLEV hysteresis for LA re-selection |
| 730 | max.TX power level MS may use for CCH = 2 |
| 731 | Additional Reselect Parameter Indication (ACS) = only SYSTEM INFO 4: The SI rest octets, if present, shall be used to derive the value of PI and possibly C2 parameters |
| 732 | Half rate support (NECI): New establishment causes are not supported |
| 733 | min.RX signal level for MS = 0 |
| 734 | RACH Control Parameters |
| 735 | maximum 7 retransmissions |
| 736 | 8 slots used to spread transmission |
| 737 | cell not barred for access |
| 738 | call reestablishment not allowed |
| 739 | Access Control Class = 0000 |
Harald Welte | c1c4a95 | 2009-07-05 13:41:40 +0200 | [diff] [blame] | 740 | CBCH Channel Description |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 741 | Type = SDCCH/4[2] |
| 742 | Timeslot Number: 0 |
| 743 | Training Sequence Code: 7h |
| 744 | ARFCN: 1 |
Harald Welte | c1c4a95 | 2009-07-05 13:41:40 +0200 | [diff] [blame] | 745 | SI Rest Octets (not present) |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 746 | */ |
| 747 | static u_int8_t si4[] = { |
| 748 | /* header */0x41, 0x06, 0x1C, |
| 749 | /* lai */0x00, 0xF1, 0x10, 0x00, 0x01, |
| 750 | /* sel */0x62, 0x00, |
| 751 | /* rach*/0xD5, 0x00, 0x00, |
Harald Welte | c1c4a95 | 2009-07-05 13:41:40 +0200 | [diff] [blame] | 752 | /* cbch chan desc */ 0x64, 0x30, 0xE0, HARDCODED_ARFCN/*0x01*/, |
| 753 | /* rest octets */ 0x2B, 0x2B, 0x2B, 0x2B, 0x2B, 0x2B |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 754 | }; |
| 755 | |
| 756 | /* |
| 757 | SYSTEM INFORMATION TYPE 5 |
| 758 | Neighbour Cells Description |
| 759 | EXT-IND: Carries the complete BA |
| 760 | BA-IND = 0 |
| 761 | Format-ID bit map 0 |
| 762 | CA-ARFCN Bit 124...001 (Hex): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |
| 763 | */ |
| 764 | |
| 765 | static u_int8_t si5[] = { |
| 766 | /* header without l2 len*/0x06, 0x1D, |
| 767 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 768 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 769 | }; |
| 770 | |
| 771 | // SYSTEM INFORMATION TYPE 6 |
| 772 | |
| 773 | /* |
| 774 | SACCH FILLING |
| 775 | System Info Type: SYSTEM INFORMATION 6 |
| 776 | L3 Information (Hex): 06 1E 00 01 xx xx 10 00 01 28 FF |
| 777 | |
| 778 | SYSTEM INFORMATION TYPE 6 |
| 779 | Cell identity = 00001 (1h) |
| 780 | Location area identification |
| 781 | Mobile Country Code (MCC): 001 |
| 782 | Mobile Network Code (MNC): 01 |
| 783 | Location Area Code (LAC): 00001 (1h) |
| 784 | Cell Options SACCH |
| 785 | Power control indicator: not set |
| 786 | MSs shall not use uplink DTX on a TCH-F. MS shall not use uplink DTX on TCH-H. |
| 787 | Radio link timeout = 36 |
| 788 | NCC permitted (NCC) = FF |
| 789 | */ |
| 790 | |
| 791 | static u_int8_t si6[] = { |
| 792 | /* header */0x06, 0x1E, |
| 793 | /* cell id*/ 0x00, 0x01, |
| 794 | /* lai */ 0x00, 0xF1, 0x10, 0x00, 0x01, |
| 795 | /* options */ 0x28, |
| 796 | /* ncc */ 0xFF, |
| 797 | }; |
| 798 | |
| 799 | |
| 800 | |
| 801 | static const struct bcch_info bcch_infos[] = { |
| 802 | { |
| 803 | .type = RSL_SYSTEM_INFO_1, |
| 804 | .len = sizeof(si1), |
| 805 | .data = si1, |
| 806 | }, { |
| 807 | .type = RSL_SYSTEM_INFO_2, |
| 808 | .len = sizeof(si2), |
| 809 | .data = si2, |
| 810 | }, { |
| 811 | .type = RSL_SYSTEM_INFO_3, |
| 812 | .len = sizeof(si3), |
| 813 | .data = si3, |
| 814 | }, { |
| 815 | .type = RSL_SYSTEM_INFO_4, |
| 816 | .len = sizeof(si4), |
| 817 | .data = si4, |
| 818 | }, |
| 819 | }; |
| 820 | |
| 821 | static_assert(sizeof(si1) == sizeof(struct gsm48_system_information_type_1), type1) |
| 822 | static_assert(sizeof(si2) == sizeof(struct gsm48_system_information_type_2), type2) |
| 823 | static_assert(sizeof(si3) == sizeof(struct gsm48_system_information_type_3), type3) |
| 824 | static_assert(sizeof(si4) >= sizeof(struct gsm48_system_information_type_4), type4) |
| 825 | static_assert(sizeof(si5) == sizeof(struct gsm48_system_information_type_5), type5) |
| 826 | static_assert(sizeof(si6) >= sizeof(struct gsm48_system_information_type_6), type6) |
| 827 | |
| 828 | /* set all system information types */ |
| 829 | static int set_system_infos(struct gsm_bts_trx *trx) |
| 830 | { |
| 831 | int i; |
| 832 | |
| 833 | for (i = 0; i < ARRAY_SIZE(bcch_infos); i++) { |
| 834 | rsl_bcch_info(trx, bcch_infos[i].type, |
| 835 | bcch_infos[i].data, |
| 836 | bcch_infos[i].len); |
| 837 | } |
| 838 | rsl_sacch_filling(trx, RSL_SYSTEM_INFO_5, si5, sizeof(si5)); |
| 839 | rsl_sacch_filling(trx, RSL_SYSTEM_INFO_6, si6, sizeof(si6)); |
| 840 | |
| 841 | return 0; |
| 842 | } |
| 843 | |
| 844 | /* |
| 845 | * Patch the various SYSTEM INFORMATION tables to update |
| 846 | * the LAI |
| 847 | */ |
| 848 | static void patch_tables(struct gsm_bts *bts) |
| 849 | { |
Harald Welte | e712a5f | 2009-06-21 16:17:15 +0200 | [diff] [blame] | 850 | u_int8_t arfcn_low = bts->c0->arfcn & 0xff; |
| 851 | u_int8_t arfcn_high = (bts->c0->arfcn >> 8) & 0x0f; |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 852 | /* covert the raw packet to the struct */ |
| 853 | struct gsm48_system_information_type_3 *type_3 = |
| 854 | (struct gsm48_system_information_type_3*)&si3; |
| 855 | struct gsm48_system_information_type_4 *type_4 = |
| 856 | (struct gsm48_system_information_type_4*)&si4; |
| 857 | struct gsm48_system_information_type_6 *type_6 = |
| 858 | (struct gsm48_system_information_type_6*)&si6; |
| 859 | struct gsm48_loc_area_id lai; |
| 860 | |
| 861 | gsm0408_generate_lai(&lai, bts->network->country_code, |
| 862 | bts->network->network_code, |
| 863 | bts->location_area_code); |
| 864 | |
| 865 | /* assign the MCC and MNC */ |
| 866 | type_3->lai = lai; |
| 867 | type_4->lai = lai; |
| 868 | type_6->lai = lai; |
| 869 | |
| 870 | /* patch ARFCN into BTS Attributes */ |
Harald Welte | f739ae6 | 2009-06-20 10:42:17 +0200 | [diff] [blame] | 871 | bs11_attr_bts[69] &= 0xf0; |
| 872 | bs11_attr_bts[69] |= arfcn_high; |
| 873 | bs11_attr_bts[70] = arfcn_low; |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 874 | nanobts_attr_bts[42] &= 0xf0; |
| 875 | nanobts_attr_bts[42] |= arfcn_high; |
| 876 | nanobts_attr_bts[43] = arfcn_low; |
| 877 | |
| 878 | /* patch ARFCN into TRX Attributes */ |
Harald Welte | f739ae6 | 2009-06-20 10:42:17 +0200 | [diff] [blame] | 879 | bs11_attr_radio[2] &= 0xf0; |
| 880 | bs11_attr_radio[2] |= arfcn_high; |
| 881 | bs11_attr_radio[3] = arfcn_low; |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 882 | nanobts_attr_radio[5] &= 0xf0; |
| 883 | nanobts_attr_radio[5] |= arfcn_high; |
| 884 | nanobts_attr_radio[6] = arfcn_low; |
| 885 | |
| 886 | type_4->data[2] &= 0xf0; |
| 887 | type_4->data[2] |= arfcn_high; |
| 888 | type_4->data[3] = arfcn_low; |
| 889 | |
| 890 | /* patch Control Channel Description 10.5.2.11 */ |
| 891 | type_3->control_channel_desc = bts->chan_desc; |
| 892 | |
| 893 | /* patch BSIC */ |
Harald Welte | f739ae6 | 2009-06-20 10:42:17 +0200 | [diff] [blame] | 894 | bs11_attr_bts[1] = bts->bsic; |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 895 | nanobts_attr_bts[sizeof(nanobts_attr_bts)-1] = bts->bsic; |
| 896 | } |
| 897 | |
| 898 | |
| 899 | static void bootstrap_rsl(struct gsm_bts_trx *trx) |
| 900 | { |
| 901 | fprintf(stdout, "bootstrapping RSL for BTS/TRX (%u/%u) " |
| 902 | "using MCC=%u MNC=%u\n", trx->nr, trx->bts->nr, MCC, MNC); |
| 903 | set_system_infos(trx); |
| 904 | } |
| 905 | |
| 906 | void input_event(int event, enum e1inp_sign_type type, struct gsm_bts_trx *trx) |
| 907 | { |
| 908 | switch (event) { |
| 909 | case EVT_E1_TEI_UP: |
| 910 | switch (type) { |
| 911 | case E1INP_SIGN_OML: |
| 912 | bootstrap_om(trx->bts); |
| 913 | break; |
| 914 | case E1INP_SIGN_RSL: |
| 915 | bootstrap_rsl(trx); |
| 916 | break; |
| 917 | default: |
| 918 | break; |
| 919 | } |
| 920 | break; |
| 921 | case EVT_E1_TEI_DN: |
| 922 | fprintf(stderr, "Lost some E1 TEI link\n"); |
| 923 | /* FIXME: deal with TEI or L1 link loss */ |
| 924 | break; |
| 925 | default: |
| 926 | break; |
| 927 | } |
| 928 | } |
| 929 | |
| 930 | static int bootstrap_bts(struct gsm_bts *bts) |
| 931 | { |
Harald Welte | 91afe4c | 2009-06-20 18:15:19 +0200 | [diff] [blame] | 932 | bts->band = BAND; |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 933 | bts->location_area_code = LAC; |
Harald Welte | e712a5f | 2009-06-21 16:17:15 +0200 | [diff] [blame] | 934 | bts->c0->arfcn = ARFCN; |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 935 | |
| 936 | /* Control Channel Description */ |
| 937 | memset(&bts->chan_desc, 0, sizeof(struct gsm48_control_channel_descr)); |
| 938 | bts->chan_desc.att = 1; |
| 939 | bts->chan_desc.ccch_conf = RSL_BCCH_CCCH_CONF_1_C; |
| 940 | bts->chan_desc.bs_pa_mfrms = RSL_BS_PA_MFRMS_5; |
| 941 | bts->chan_desc.t3212 = 0; |
| 942 | |
| 943 | patch_tables(bts); |
| 944 | |
| 945 | paging_init(bts); |
| 946 | |
| 947 | if (bts->type == GSM_BTS_TYPE_BS11) { |
Harald Welte | e712a5f | 2009-06-21 16:17:15 +0200 | [diff] [blame] | 948 | struct gsm_bts_trx *trx = bts->c0; |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 949 | set_ts_e1link(&trx->ts[0], 0, 1, 0xff); |
| 950 | set_ts_e1link(&trx->ts[1], 0, 2, 1); |
| 951 | set_ts_e1link(&trx->ts[2], 0, 2, 2); |
| 952 | set_ts_e1link(&trx->ts[3], 0, 2, 3); |
| 953 | set_ts_e1link(&trx->ts[4], 0, 3, 0); |
| 954 | set_ts_e1link(&trx->ts[5], 0, 3, 1); |
| 955 | set_ts_e1link(&trx->ts[6], 0, 3, 2); |
| 956 | set_ts_e1link(&trx->ts[7], 0, 3, 3); |
| 957 | #ifdef HAVE_TRX1 |
| 958 | /* TRX 1 */ |
| 959 | trx = &bts->trx[1]; |
| 960 | set_ts_e1link(&trx->ts[0], 0, 1, 0xff); |
| 961 | set_ts_e1link(&trx->ts[1], 0, 2, 1); |
| 962 | set_ts_e1link(&trx->ts[2], 0, 2, 2); |
| 963 | set_ts_e1link(&trx->ts[3], 0, 2, 3); |
| 964 | set_ts_e1link(&trx->ts[4], 0, 3, 0); |
| 965 | set_ts_e1link(&trx->ts[5], 0, 3, 1); |
| 966 | set_ts_e1link(&trx->ts[6], 0, 3, 2); |
| 967 | set_ts_e1link(&trx->ts[7], 0, 3, 3); |
| 968 | #endif |
| 969 | } |
| 970 | |
| 971 | return 0; |
| 972 | } |
| 973 | |
| 974 | static int bootstrap_network(void) |
| 975 | { |
Holger Hans Peter Freyther | ef5f418 | 2009-06-10 10:20:16 +0200 | [diff] [blame] | 976 | switch(BTS_TYPE) { |
| 977 | case GSM_BTS_TYPE_NANOBTS_1800: |
| 978 | if (ARFCN < 512 || ARFCN > 885) { |
| 979 | fprintf(stderr, "GSM1800 channel must be between 512-885.\n"); |
| 980 | return -EINVAL; |
| 981 | } |
| 982 | break; |
| 983 | case GSM_BTS_TYPE_BS11: |
| 984 | case GSM_BTS_TYPE_NANOBTS_900: |
| 985 | /* Assume we have a P-GSM900 here */ |
| 986 | if (ARFCN < 1 || ARFCN > 124) { |
| 987 | fprintf(stderr, "GSM900 channel must be between 1-124.\n"); |
| 988 | return -EINVAL; |
| 989 | } |
| 990 | break; |
| 991 | case GSM_BTS_TYPE_UNKNOWN: |
| 992 | fprintf(stderr, "Unknown BTS. Please use the --bts-type switch\n"); |
| 993 | return -EINVAL; |
| 994 | } |
| 995 | |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 996 | /* initialize our data structures */ |
Harald Welte | e712a5f | 2009-06-21 16:17:15 +0200 | [diff] [blame] | 997 | gsmnet = gsm_network_init(MCC, MNC, mncc_recv); |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 998 | if (!gsmnet) |
| 999 | return -ENOMEM; |
| 1000 | |
| 1001 | gsmnet->name_long = "OpenBSC"; |
| 1002 | gsmnet->name_short = "OpenBSC"; |
| 1003 | |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 1004 | if (db_init(database_name)) { |
| 1005 | printf("DB: Failed to init database. Please check the option settings.\n"); |
| 1006 | return -1; |
| 1007 | } |
| 1008 | printf("DB: Database initialized.\n"); |
| 1009 | |
| 1010 | if (db_prepare()) { |
| 1011 | printf("DB: Failed to prepare database.\n"); |
| 1012 | return -1; |
| 1013 | } |
| 1014 | printf("DB: Database prepared.\n"); |
| 1015 | |
| 1016 | telnet_init(gsmnet, 4242); |
| 1017 | |
| 1018 | register_signal_handler(SS_NM, nm_sig_cb, NULL); |
| 1019 | |
| 1020 | /* E1 mISDN input setup */ |
| 1021 | if (BTS_TYPE == GSM_BTS_TYPE_BS11) { |
Holger Hans Peter Freyther | a6429e3 | 2009-07-16 15:24:27 +0200 | [diff] [blame] | 1022 | struct gsm_bts *bts = gsm_bts_alloc(gsmnet, BTS_TYPE, HARDCODED_TSC, HARDCODED_BSIC); |
| 1023 | bootstrap_bts(bts); |
| 1024 | |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 1025 | gsmnet->num_bts = 1; |
| 1026 | return e1_config(bts, cardnr, release_l2); |
| 1027 | } else { |
Holger Hans Peter Freyther | a6429e3 | 2009-07-16 15:24:27 +0200 | [diff] [blame] | 1028 | struct nano_bts_id *bts_id; |
| 1029 | struct gsm_bts *bts; |
Harald Welte | 91afe4c | 2009-06-20 18:15:19 +0200 | [diff] [blame] | 1030 | |
Holger Hans Peter Freyther | a6429e3 | 2009-07-16 15:24:27 +0200 | [diff] [blame] | 1031 | if (llist_empty(&nanobts_ids)) { |
| 1032 | fprintf(stderr, "You need to specify -i DEVICE_1 -i DEVICE_2 for nanoBTS.\n"); |
| 1033 | return -EINVAL; |
| 1034 | } |
| 1035 | |
| 1036 | llist_for_each_entry(bts_id, &nanobts_ids, entry) { |
| 1037 | bts = gsm_bts_alloc(gsmnet, BTS_TYPE, HARDCODED_TSC, HARDCODED_BSIC); |
| 1038 | bootstrap_bts(bts); |
| 1039 | bts->ip_access.site_id = bts_id->site_id; |
| 1040 | bts->ip_access.bts_id = 0; |
| 1041 | } |
| 1042 | |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 1043 | return ipaccess_setup(gsmnet); |
| 1044 | } |
| 1045 | } |
| 1046 | |
| 1047 | static void create_pcap_file(char *file) |
| 1048 | { |
| 1049 | mode_t mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH; |
| 1050 | int fd = open(file, O_WRONLY|O_TRUNC|O_CREAT, mode); |
| 1051 | |
| 1052 | if (fd < 0) { |
| 1053 | perror("Failed to open file for pcap"); |
| 1054 | return; |
| 1055 | } |
| 1056 | |
| 1057 | e1_set_pcap_fd(fd); |
| 1058 | } |
| 1059 | |
| 1060 | static void print_usage() |
| 1061 | { |
| 1062 | printf("Usage: bsc_hack\n"); |
| 1063 | } |
| 1064 | |
| 1065 | static void print_help() |
| 1066 | { |
| 1067 | printf(" Some useful help...\n"); |
| 1068 | printf(" -d option --debug=DRLL:DCC:DMM:DRR:DRSL:DNM enable debugging\n"); |
| 1069 | printf(" -s --disable-color\n"); |
| 1070 | printf(" -n --network-code number(MNC) \n"); |
| 1071 | printf(" -c --country-code number (MCC) \n"); |
| 1072 | printf(" -L --location-area-code number (LAC) \n"); |
| 1073 | printf(" -f --arfcn number The frequency ARFCN\n"); |
| 1074 | printf(" -l --database db-name The database to use\n"); |
| 1075 | printf(" -a --authorize-everyone Allow everyone into the network.\n"); |
| 1076 | printf(" -r --reject-cause number The reject cause for LOCATION UPDATING REJECT.\n"); |
| 1077 | printf(" -p --pcap file The filename of the pcap file\n"); |
| 1078 | printf(" -t --bts-type type The BTS type (bs11, nanobts900, nanobts1800)\n"); |
Holger Hans Peter Freyther | a6429e3 | 2009-07-16 15:24:27 +0200 | [diff] [blame] | 1079 | printf(" -i --bts-id=NUMBER The known nanoBTS device numbers. Can be specified multiple times.\n"); |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 1080 | printf(" -C --cardnr number For bs11 select E1 card number other than 0\n"); |
| 1081 | printf(" -R --release-l2 Releases mISDN layer 2 after exit, to unload driver.\n"); |
| 1082 | printf(" -h --help this text\n"); |
| 1083 | } |
| 1084 | |
| 1085 | static void handle_options(int argc, char** argv) |
| 1086 | { |
| 1087 | while (1) { |
Harald Welte | a837977 | 2009-06-20 22:36:41 +0200 | [diff] [blame] | 1088 | int option_index = 0, c; |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 1089 | static struct option long_options[] = { |
| 1090 | {"help", 0, 0, 'h'}, |
| 1091 | {"debug", 1, 0, 'd'}, |
| 1092 | {"disable-color", 0, 0, 's'}, |
| 1093 | {"network-code", 1, 0, 'n'}, |
| 1094 | {"country-code", 1, 0, 'c'}, |
| 1095 | {"location-area-code", 1, 0, 'L'}, |
| 1096 | {"database", 1, 0, 'l'}, |
| 1097 | {"authorize-everyone", 0, 0, 'a'}, |
| 1098 | {"reject-cause", 1, 0, 'r'}, |
| 1099 | {"pcap", 1, 0, 'p'}, |
| 1100 | {"arfcn", 1, 0, 'f'}, |
| 1101 | {"bts-type", 1, 0, 't'}, |
| 1102 | {"cardnr", 1, 0, 'C'}, |
| 1103 | {"release-l2", 0, 0, 'R'}, |
| 1104 | {"timestamp", 0, 0, 'T'}, |
Harald Welte | 91afe4c | 2009-06-20 18:15:19 +0200 | [diff] [blame] | 1105 | {"band", 0, 0, 'b'}, |
Holger Hans Peter Freyther | a6429e3 | 2009-07-16 15:24:27 +0200 | [diff] [blame] | 1106 | {"bts-id", 1, 0, 'i'}, |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 1107 | {0, 0, 0, 0} |
| 1108 | }; |
| 1109 | |
Holger Hans Peter Freyther | a6429e3 | 2009-07-16 15:24:27 +0200 | [diff] [blame] | 1110 | c = getopt_long(argc, argv, "hc:n:d:sar:p:f:t:C:RL:l:Tb:i:", |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 1111 | long_options, &option_index); |
| 1112 | if (c == -1) |
| 1113 | break; |
| 1114 | |
| 1115 | switch (c) { |
| 1116 | case 'h': |
| 1117 | print_usage(); |
| 1118 | print_help(); |
| 1119 | exit(0); |
| 1120 | case 's': |
| 1121 | debug_use_color(0); |
| 1122 | break; |
| 1123 | case 'd': |
| 1124 | debug_parse_category_mask(optarg); |
| 1125 | break; |
| 1126 | case 'n': |
| 1127 | MNC = atoi(optarg); |
| 1128 | break; |
| 1129 | case 'c': |
| 1130 | MCC = atoi(optarg); |
| 1131 | break; |
| 1132 | case 'L': |
| 1133 | LAC = atoi(optarg); |
| 1134 | break; |
| 1135 | case 'f': |
| 1136 | ARFCN = atoi(optarg); |
| 1137 | break; |
| 1138 | case 'l': |
| 1139 | database_name = strdup(optarg); |
| 1140 | break; |
| 1141 | case 'a': |
| 1142 | gsm0408_allow_everyone(1); |
| 1143 | break; |
| 1144 | case 'r': |
| 1145 | gsm0408_set_reject_cause(atoi(optarg)); |
| 1146 | break; |
| 1147 | case 'p': |
| 1148 | create_pcap_file(optarg); |
| 1149 | break; |
| 1150 | case 't': |
| 1151 | BTS_TYPE = parse_btstype(optarg); |
| 1152 | break; |
| 1153 | case 'C': |
| 1154 | cardnr = atoi(optarg); |
| 1155 | break; |
| 1156 | case 'R': |
| 1157 | release_l2 = 1; |
| 1158 | break; |
| 1159 | case 'T': |
| 1160 | debug_timestamp(1); |
| 1161 | break; |
Harald Welte | 91afe4c | 2009-06-20 18:15:19 +0200 | [diff] [blame] | 1162 | case 'b': |
| 1163 | BAND = gsm_band_parse(atoi(optarg)); |
| 1164 | break; |
Holger Hans Peter Freyther | a6429e3 | 2009-07-16 15:24:27 +0200 | [diff] [blame] | 1165 | case 'i': { |
| 1166 | struct nano_bts_id *bts_id = talloc_zero(tall_bsc_ctx, struct nano_bts_id); |
| 1167 | if (!bts_id) { |
| 1168 | fprintf(stderr, "Failed to allocate bts id\n"); |
| 1169 | exit(-1); |
| 1170 | } |
| 1171 | |
| 1172 | bts_id->site_id = atoi(optarg); |
| 1173 | llist_add(&bts_id->entry, &nanobts_ids); |
| 1174 | break; |
| 1175 | } |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 1176 | default: |
| 1177 | /* ignore */ |
| 1178 | break; |
| 1179 | } |
| 1180 | } |
| 1181 | } |
| 1182 | |
| 1183 | static void signal_handler(int signal) |
| 1184 | { |
| 1185 | fprintf(stdout, "signal %u received\n", signal); |
| 1186 | |
| 1187 | switch (signal) { |
| 1188 | case SIGHUP: |
| 1189 | case SIGABRT: |
| 1190 | shutdown_net(gsmnet); |
| 1191 | break; |
Harald Welte | a837977 | 2009-06-20 22:36:41 +0200 | [diff] [blame] | 1192 | case SIGUSR1: |
| 1193 | talloc_report_full(tall_bsc_ctx, stderr); |
| 1194 | break; |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 1195 | default: |
| 1196 | break; |
| 1197 | } |
| 1198 | } |
| 1199 | |
| 1200 | int main(int argc, char **argv) |
| 1201 | { |
| 1202 | int rc; |
| 1203 | |
Harald Welte | a837977 | 2009-06-20 22:36:41 +0200 | [diff] [blame] | 1204 | tall_bsc_ctx = talloc_named_const(NULL, 1, "openbsc"); |
| 1205 | |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 1206 | /* parse options */ |
| 1207 | handle_options(argc, argv); |
| 1208 | |
| 1209 | /* seed the PRNG */ |
| 1210 | srand(time(NULL)); |
| 1211 | |
| 1212 | rc = bootstrap_network(); |
| 1213 | if (rc < 0) |
| 1214 | exit(1); |
| 1215 | |
| 1216 | signal(SIGHUP, &signal_handler); |
| 1217 | signal(SIGABRT, &signal_handler); |
Harald Welte | a837977 | 2009-06-20 22:36:41 +0200 | [diff] [blame] | 1218 | signal(SIGUSR1, &signal_handler); |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 1219 | |
| 1220 | while (1) { |
Harald Welte | 0374084 | 2009-06-10 23:11:52 +0800 | [diff] [blame] | 1221 | bsc_upqueue(gsmnet); |
Harald Welte | 59b0468 | 2009-06-10 05:40:52 +0800 | [diff] [blame] | 1222 | bsc_select_main(0); |
| 1223 | } |
| 1224 | } |