Harald Welte | c76f29f | 2017-11-22 12:46:46 +0100 | [diff] [blame] | 1 | module BSSMAP_Templates { |
| 2 | |
| 3 | import from General_Types all; |
| 4 | import from Osmocom_Types all; |
| 5 | import from BSSAP_Types all; |
| 6 | |
| 7 | type integer BssmapCause; |
| 8 | |
| 9 | template PDU_BSSAP ts_BSSAP_BSSMAP := { |
| 10 | discriminator := '0'B, |
| 11 | spare := '0000000'B, |
| 12 | dlci := omit, |
| 13 | lengthIndicator := 0, /* overwritten by codec */ |
Harald Welte | b3414b2 | 2017-11-23 18:22:10 +0100 | [diff] [blame] | 14 | pdu := { |
| 15 | bssmap := ? |
| 16 | } |
Harald Welte | c76f29f | 2017-11-22 12:46:46 +0100 | [diff] [blame] | 17 | } |
| 18 | |
| 19 | template PDU_BSSAP tr_BSSAP_BSSMAP := { |
| 20 | discriminator := '0'B, |
| 21 | spare := '0000000'B, |
| 22 | dlci := omit, |
| 23 | lengthIndicator := ?, |
| 24 | pdu := { |
| 25 | bssmap := ? |
| 26 | } |
| 27 | } |
| 28 | |
Harald Welte | b3414b2 | 2017-11-23 18:22:10 +0100 | [diff] [blame] | 29 | template PDU_BSSAP ts_BSSAP_DTAP := { |
| 30 | discriminator := '1'B, |
| 31 | spare := '0000000'B, |
| 32 | dlci := omit, |
| 33 | lengthIndicator := 0, /* overwritten by codec */ |
| 34 | pdu := { |
| 35 | dtap := ? |
| 36 | } |
| 37 | } |
| 38 | |
| 39 | template PDU_BSSAP tr_BSSAP_DTAP := { |
| 40 | discriminator := '1'B, |
| 41 | spare := '0000000'B, |
| 42 | dlci := omit, |
| 43 | lengthIndicator := ?, |
| 44 | pdu := { |
| 45 | dtap := ? |
| 46 | } |
| 47 | } |
| 48 | |
| 49 | |
Harald Welte | c76f29f | 2017-11-22 12:46:46 +0100 | [diff] [blame] | 50 | template (value) BSSMAP_IE_Cause ts_BSSMAP_IE_Cause(BssmapCause val) := { |
| 51 | elementIdentifier := '04'O, |
| 52 | lengthIndicator := 0, |
| 53 | causeValue := int2bit(val, 7), |
| 54 | extensionCauseValue := '0'B, |
| 55 | spare1 := omit |
| 56 | } |
| 57 | |
| 58 | template (value) PDU_BSSAP ts_BSSMAP_Reset(BssmapCause cause) modifies ts_BSSAP_BSSMAP := { |
| 59 | pdu := { |
| 60 | bssmap := { |
| 61 | reset := { |
| 62 | messageType := '30'O, |
| 63 | cause := ts_BSSMAP_IE_Cause(cause), |
| 64 | a_InterfaceSelectorForReset := omit |
| 65 | } |
| 66 | } |
| 67 | } |
| 68 | } |
| 69 | |
Harald Welte | 365f4ed | 2017-11-23 00:00:43 +0100 | [diff] [blame] | 70 | template PDU_BSSAP tr_BSSMAP_Reset modifies tr_BSSAP_BSSMAP := { |
| 71 | pdu := { |
| 72 | bssmap := { |
| 73 | reset := { |
| 74 | messageType := '30'O, |
| 75 | cause := ?, |
| 76 | a_InterfaceSelectorForReset := * |
| 77 | } |
| 78 | } |
| 79 | } |
| 80 | } |
| 81 | |
Harald Welte | c76f29f | 2017-11-22 12:46:46 +0100 | [diff] [blame] | 82 | template (value) PDU_BSSAP ts_BSSMAP_ResetAck modifies ts_BSSAP_BSSMAP := { |
| 83 | pdu := { |
| 84 | bssmap := { |
| 85 | resetAck := { |
| 86 | messageType := '31'O, |
| 87 | a_InterfaceSelectorForReset := omit |
| 88 | } |
| 89 | } |
| 90 | } |
| 91 | } |
| 92 | |
| 93 | template PDU_BSSAP tr_BSSMAP_ResetAck modifies tr_BSSAP_BSSMAP := { |
| 94 | pdu := { |
| 95 | bssmap := { |
| 96 | resetAck := { |
| 97 | messageType := '31'O, |
| 98 | a_InterfaceSelectorForReset := * |
| 99 | } |
| 100 | } |
| 101 | } |
| 102 | } |
| 103 | |
| 104 | template BSSMAP_IE_CellIdentifier ts_BSSMAP_IE_CellID := { |
| 105 | elementIdentifier := '05'O, |
| 106 | lengthIndicator := 0, |
| 107 | cellIdentifierDiscriminator := '0000'B, |
| 108 | spare1_4 := '0000'B, |
| 109 | cellIdentification := ? |
| 110 | } |
| 111 | |
| 112 | type uint16_t BssmapLAC; |
| 113 | type uint16_t BssmapCI; |
| 114 | |
| 115 | /* |
| 116 | template BSSMAP_IE_CellIdentifier ts_CellId_CGI(mcc, mnc, lac, ci) |
| 117 | modifies ts_BSSMAP_IE_CellID := { |
| 118 | cellIdentification := { |
| 119 | cI_LAC_CGI := { |
| 120 | mnc_mcc := FIXME, |
| 121 | lac := int2oct(lac, 2), |
| 122 | ci := int2oct(ci, 2) |
| 123 | } |
| 124 | } |
| 125 | } |
| 126 | */ |
| 127 | |
| 128 | template BSSMAP_IE_CellIdentifier ts_CellID_LAC_CI(BssmapLAC lac, BssmapCI ci) |
| 129 | modifies ts_BSSMAP_IE_CellID := { |
| 130 | cellIdentification := { |
| 131 | cI_LAC_CI := { |
| 132 | lac := int2oct(lac, 2), |
| 133 | ci := int2oct(ci, 2) |
| 134 | } |
| 135 | } |
| 136 | } |
| 137 | |
| 138 | template BSSMAP_IE_CellIdentifier ts_CellId_CI(BssmapCI ci) |
| 139 | modifies ts_BSSMAP_IE_CellID := { |
| 140 | cellIdentification := { |
| 141 | cI_CI := int2oct(ci, 2) |
| 142 | } |
| 143 | } |
| 144 | |
| 145 | template BSSMAP_IE_CellIdentifier ts_CellId_none |
| 146 | modifies ts_BSSMAP_IE_CellID := { |
| 147 | cellIdentification := { |
| 148 | cI_noCell := ''O |
| 149 | } |
| 150 | } |
| 151 | |
| 152 | |
| 153 | template BSSMAP_IE_Layer3Information ts_BSSMAP_IE_L3Info(octetstring l3info) := { |
| 154 | elementIdentifier := '17'O, |
| 155 | lengthIndicator := 0, |
| 156 | layer3info := l3info |
| 157 | } |
| 158 | |
| 159 | template PDU_BSSAP ts_BSSMAP_ComplL3(BSSMAP_IE_CellIdentifier cell_id, octetstring l3_info) |
| 160 | modifies ts_BSSAP_BSSMAP := { |
| 161 | pdu := { |
| 162 | bssmap := { |
| 163 | completeLayer3Information := { |
| 164 | messageType := '57'O, |
| 165 | cellIdentifier := cell_id, |
| 166 | layer3Information := ts_BSSMAP_IE_L3Info(l3_info), |
| 167 | chosenChannel := omit, |
| 168 | lSAIdentifier := omit, |
| 169 | aPDU := omit, |
| 170 | codecList := omit, |
| 171 | redirectAttemptFlag := omit, |
| 172 | sendSequenceNumber := omit, |
| 173 | iMSI := omit |
| 174 | } |
| 175 | } |
| 176 | } |
| 177 | } |
| 178 | |
Harald Welte | 365f4ed | 2017-11-23 00:00:43 +0100 | [diff] [blame] | 179 | template PDU_BSSAP tr_BSSMAP_ComplL3 modifies tr_BSSAP_BSSMAP := { |
| 180 | pdu := { |
| 181 | bssmap := { |
| 182 | completeLayer3Information := ? |
| 183 | } |
| 184 | } |
| 185 | } |
| 186 | |
Harald Welte | 28d943e | 2017-11-25 15:00:50 +0100 | [diff] [blame] | 187 | template BSSMAP_IE_CellIdentifierList ts_BSSMAP_IE_CidList(BSSMAP_FIELD_CellIdentificationList cid_list) := { |
| 188 | elementIdentifier := '1A'O, |
| 189 | lengthIndicator := 0, /* overwritten */ |
| 190 | cellIdentifierDiscriminator := '0000'B, /* overwritten */ |
| 191 | spare1_4 := '0000'B, |
| 192 | cellIdentificationList := cid_list |
| 193 | } |
Harald Welte | 365f4ed | 2017-11-23 00:00:43 +0100 | [diff] [blame] | 194 | |
Harald Welte | 28d943e | 2017-11-25 15:00:50 +0100 | [diff] [blame] | 195 | template PDU_BSSAP ts_BSSMAP_HandoReq(BssmapCause cause, BSSMAP_FIELD_CellIdentificationList cid_list) |
Harald Welte | c76f29f | 2017-11-22 12:46:46 +0100 | [diff] [blame] | 196 | modifies ts_BSSAP_BSSMAP := { |
| 197 | pdu := { |
| 198 | bssmap := { |
| 199 | handoverRequired := { |
| 200 | messageType := '11'O, |
| 201 | cause := ts_BSSMAP_IE_Cause(cause), |
| 202 | responseRequest := omit, |
Harald Welte | 28d943e | 2017-11-25 15:00:50 +0100 | [diff] [blame] | 203 | cellIdentifierList := ts_BSSMAP_IE_CidList(cid_list), |
Harald Welte | c76f29f | 2017-11-22 12:46:46 +0100 | [diff] [blame] | 204 | circuitPoolList := omit, |
| 205 | currentChannelType1 := omit, |
| 206 | speechVersion := omit, |
| 207 | queueingIndicator := omit, |
| 208 | oldToNewBSSInfo := omit, |
| 209 | sourceToTargetRNCTransparentInfo := omit, |
| 210 | sourceToTargetRNCTransparentInfoCDMA := omit, |
| 211 | gERANClassmark := omit, |
| 212 | talkerPriority := omit, |
| 213 | speechCodec := omit, |
| 214 | cSG_Identifier := omit |
| 215 | } |
| 216 | } |
| 217 | } |
| 218 | } |
| 219 | |
Harald Welte | 365f4ed | 2017-11-23 00:00:43 +0100 | [diff] [blame] | 220 | const OCT1 ChRate_TCHF := '08'O; |
| 221 | const OCT1 ChRate_TCHH := '09'O; |
| 222 | |
| 223 | template (value) BSSMAP_IE_ChannelType ts_BSSMAP_IE_ChannelType := { |
| 224 | elementIdentifier := '0B'O, /* overwritten */ |
| 225 | lengthIndicator := 0, /* overwritten */ |
| 226 | speechOrDataIndicator := '0001'B, /* speech */ |
| 227 | spare1_4 := '0000'B, |
| 228 | channelRateAndType := ChRate_TCHF, |
| 229 | speechId_DataIndicator := '01'O /* FRv1 */ |
| 230 | } |
| 231 | |
| 232 | template (value) BSSMAP_IE_CircuitIdentityCode ts_BSSMAP_IE_CIC(uint11_t span, uint5_t ts) := { |
| 233 | elementIdentifier := '01'O, /* overwritten */ |
| 234 | cicHigh := bit2oct(substr(int2bit(span, 11) << 5, 0, 8)), |
| 235 | cicLow := bit2oct((substr(int2bit(span, 11), 8, 3) << 5) & int2bit(ts, 5)) |
| 236 | } |
| 237 | |
Harald Welte | ab05d6c | 2017-11-23 18:50:52 +0100 | [diff] [blame] | 238 | template (value) PDU_BSSAP ts_BSSMAP_AssignmentReq(uint11_t span, uint5_t ts) |
Harald Welte | 365f4ed | 2017-11-23 00:00:43 +0100 | [diff] [blame] | 239 | modifies ts_BSSAP_BSSMAP := { |
| 240 | pdu := { |
| 241 | bssmap := { |
| 242 | assignmentRequest := { |
| 243 | messageType :='01'O, /* overwritten */ |
| 244 | channelType := ts_BSSMAP_IE_ChannelType, |
| 245 | layer3HeaderInfo := omit, |
| 246 | priority := omit, |
| 247 | circuitIdentityCode := ts_BSSMAP_IE_CIC(span, ts), |
| 248 | downLinkDTX_Flag := omit, |
| 249 | interferenceBandToBeUsed := omit, |
| 250 | classmarkInformationType2 := omit, |
| 251 | groupCallReference := omit, |
| 252 | talkerFlag := omit, |
| 253 | configurationEvolutionIndication := omit, |
| 254 | lsaAccesControlSuppression := omit, |
| 255 | serviceHandover := omit, |
| 256 | encryptionInformation := omit, |
| 257 | talkerPriority := omit, |
| 258 | aoIPTransportLayer := omit, |
| 259 | codecList := omit, |
| 260 | callIdentifier := omit, |
| 261 | kC128 := omit, |
| 262 | globalCallReference := omit, |
| 263 | lCLS_Configuration := omit, |
| 264 | lCLS_ConnectionStatusControl := omit, |
| 265 | lCLS_CorrelationNotNeeded := omit |
| 266 | } |
| 267 | } |
| 268 | } |
| 269 | } |
Harald Welte | c76f29f | 2017-11-22 12:46:46 +0100 | [diff] [blame] | 270 | |
Harald Welte | ab05d6c | 2017-11-23 18:50:52 +0100 | [diff] [blame] | 271 | template PDU_BSSAP tr_BSSMAP_AssignmentReq modifies tr_BSSAP_BSSMAP := { |
Harald Welte | b3414b2 | 2017-11-23 18:22:10 +0100 | [diff] [blame] | 272 | pdu := { |
| 273 | bssmap := { |
| 274 | assignmentRequest := { |
| 275 | messageType :='01'O, /* overwritten */ |
| 276 | channelType := ?, |
| 277 | layer3HeaderInfo := *, |
| 278 | priority := *, |
| 279 | circuitIdentityCode := ?, |
| 280 | downLinkDTX_Flag := *, |
| 281 | interferenceBandToBeUsed := *, |
| 282 | classmarkInformationType2 := *, |
| 283 | groupCallReference := *, |
| 284 | talkerFlag := *, |
| 285 | configurationEvolutionIndication := *, |
| 286 | lsaAccesControlSuppression := *, |
| 287 | serviceHandover := *, |
| 288 | encryptionInformation := *, |
| 289 | talkerPriority := *, |
| 290 | aoIPTransportLayer := *, |
| 291 | codecList := *, |
| 292 | callIdentifier := *, |
| 293 | kC128 := *, |
| 294 | globalCallReference := *, |
| 295 | lCLS_Configuration := *, |
| 296 | lCLS_ConnectionStatusControl := *, |
| 297 | lCLS_CorrelationNotNeeded := * |
| 298 | } |
| 299 | } |
| 300 | } |
| 301 | } |
| 302 | |
| 303 | template (value) PDU_BSSAP ts_BSSMAP_AssignmentComplete(BSSMAP_IE_CircuitIdentityCode cic) |
| 304 | modifies ts_BSSAP_BSSMAP := { |
| 305 | pdu := { |
| 306 | bssmap := { |
| 307 | assignmentComplete := { |
| 308 | messageType :='02'O, /* overwritten */ |
Harald Welte | 7ed2b08 | 2017-11-23 18:52:13 +0100 | [diff] [blame] | 309 | rR_Cause := omit, |
Harald Welte | b3414b2 | 2017-11-23 18:22:10 +0100 | [diff] [blame] | 310 | circuitIdentityCode := cic, |
| 311 | cellIdentifier := omit, |
| 312 | chosenChannel := omit, |
| 313 | chosenEncryptionAlgorithm := omit, |
| 314 | circuitPool := omit, |
| 315 | speechVersion := omit, |
| 316 | lSAIdentifier := omit, |
| 317 | talkerPriority := omit, |
| 318 | aoIPTransportLayer := omit, |
| 319 | speechCodec := omit, |
| 320 | codecList := omit, |
| 321 | lCLS_BSS_Status := omit |
| 322 | } |
| 323 | } |
| 324 | } |
| 325 | } |
| 326 | |
| 327 | template PDU_BSSAP tr_BSSMAP_AssignmentComplete modifies tr_BSSAP_BSSMAP := { |
| 328 | pdu := { |
| 329 | bssmap := { |
| 330 | assignmentComplete := { |
| 331 | messageType := '02'O, /* overwritten */ |
Harald Welte | 7ed2b08 | 2017-11-23 18:52:13 +0100 | [diff] [blame] | 332 | rR_Cause := *, |
Harald Welte | b3414b2 | 2017-11-23 18:22:10 +0100 | [diff] [blame] | 333 | circuitIdentityCode := ?, |
| 334 | cellIdentifier := *, |
| 335 | chosenChannel := *, |
| 336 | chosenEncryptionAlgorithm := *, |
| 337 | circuitPool := *, |
| 338 | speechVersion := *, |
| 339 | lSAIdentifier := *, |
| 340 | talkerPriority := *, |
| 341 | aoIPTransportLayer := *, |
| 342 | speechCodec := *, |
| 343 | codecList := *, |
| 344 | lCLS_BSS_Status := * |
| 345 | } |
| 346 | } |
| 347 | } |
| 348 | } |
| 349 | |
| 350 | template (value) PDU_BSSAP ts_BSSMAP_ClearCommand(BssmapCause cause) |
| 351 | modifies ts_BSSAP_BSSMAP := { |
| 352 | pdu := { |
| 353 | bssmap := { |
| 354 | clearCommand := { |
| 355 | messageType := '20'O, /* overwritten */ |
| 356 | layer3HeaderInfo := omit, |
| 357 | cause := ts_BSSMAP_IE_Cause(cause), |
| 358 | cSFB_Indication := omit |
| 359 | } |
| 360 | } |
| 361 | } |
| 362 | } |
| 363 | |
| 364 | template PDU_BSSAP tr_BSSMAP_ClearCommand modifies tr_BSSAP_BSSMAP := { |
| 365 | pdu := { |
| 366 | bssmap := { |
| 367 | clearCommand := { |
| 368 | messageType := '20'O, /* overwritten */ |
| 369 | layer3HeaderInfo := *, |
| 370 | cause := ?, |
| 371 | cSFB_Indication := * |
| 372 | } |
| 373 | } |
| 374 | } |
| 375 | } |
| 376 | |
| 377 | template (value) PDU_BSSAP ts_BSSMAP_ClearComplete |
| 378 | modifies ts_BSSAP_BSSMAP := { |
| 379 | pdu := { |
| 380 | bssmap := { |
| 381 | clearComplete := { |
| 382 | messageType := '21'O /* overwritten */ |
| 383 | } |
| 384 | } |
| 385 | } |
| 386 | } |
| 387 | |
Harald Welte | c859df5 | 2017-11-24 23:41:41 +0100 | [diff] [blame] | 388 | template PDU_BSSAP tr_BSSMAP_ClearComplete modifies tr_BSSAP_BSSMAP := { |
| 389 | pdu := { |
| 390 | bssmap := { |
| 391 | clearComplete := { |
| 392 | messageType := '21'O |
| 393 | } |
| 394 | } |
| 395 | } |
| 396 | } |
| 397 | |
Harald Welte | 28d943e | 2017-11-25 15:00:50 +0100 | [diff] [blame] | 398 | function f_hex_is_odd_length(hexstring digits) return bitstring { |
| 399 | if (lengthof(digits) rem 2 == 1) { |
| 400 | return '1'B; |
| 401 | } else { |
| 402 | return '0'B; |
| 403 | } |
| 404 | } |
| 405 | |
| 406 | template BSSMAP_IE_IMSI ts_BSSMAP_Imsi(hexstring imsi_digits) := { |
| 407 | elementIdentifier := '08'O, |
| 408 | lengthIndicator := 0, /* overwritten */ |
| 409 | typeOfIdentity := '001'B, /* IMSI */ |
| 410 | oddEvenIndicator := f_hex_is_odd_length(imsi_digits), |
| 411 | digits := imsi_digits |
| 412 | } |
| 413 | |
| 414 | template PDU_BSSAP ts_BSSMAP_Paging(hexstring imsi_digits, BSSMAP_FIELD_CellIdentificationList cid_list, |
| 415 | template integer tmsi := omit) |
| 416 | modifies ts_BSSAP_BSSMAP := { |
| 417 | pdu := { |
| 418 | bssmap := { |
| 419 | paging := { |
| 420 | messageType := '51'O, |
| 421 | iMSI := ts_BSSMAP_Imsi(imsi_digits), |
| 422 | tMSI := omit, // FIXME: convert tmsi, |
| 423 | cellIdentifierList := ts_BSSMAP_IE_CidList(cid_list), |
| 424 | channelNeeded := omit, |
| 425 | eMLPP_Priority := omit, |
| 426 | pagingInformation := omit /* only VGCS/VBS flag */ |
| 427 | } |
| 428 | } |
| 429 | } |
| 430 | } |
| 431 | |
Harald Welte | c859df5 | 2017-11-24 23:41:41 +0100 | [diff] [blame] | 432 | |
| 433 | |
Harald Welte | c76f29f | 2017-11-22 12:46:46 +0100 | [diff] [blame] | 434 | } |