FreeCalypso > hg > freecalypso-citrine
comparison g23m-gsm/mm/mm_regf.c @ 0:75a11d740a02
initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Thu, 09 Jun 2016 00:02:41 +0000 |
parents | |
children |
comparison
equal
deleted
inserted
replaced
-1:000000000000 | 0:75a11d740a02 |
---|---|
1 /* | |
2 +----------------------------------------------------------------------------- | |
3 | Project : GSM-PS (8410) | |
4 | Modul : MM_REGF | |
5 +----------------------------------------------------------------------------- | |
6 | Copyright 2002 Texas Instruments Berlin, AG | |
7 | All rights reserved. | |
8 | | |
9 | This file is confidential and a trade secret of Texas | |
10 | Instruments Berlin, AG | |
11 | The receipt of or possession of this file does not convey | |
12 | any rights to reproduce or disclose its contents or to | |
13 | manufacture, use, or sell anything it may describe, in | |
14 | whole, or in part, without the specific written consent of | |
15 | Texas Instruments Berlin, AG. | |
16 +----------------------------------------------------------------------------- | |
17 | Purpose : This Modul defines the functions for the registration | |
18 | capability of the module Mobility Management. | |
19 +----------------------------------------------------------------------------- | |
20 */ | |
21 | |
22 #include "config.h" | |
23 #include "fixedconf.h" | |
24 #include "condat-features.h" | |
25 | |
26 #define MM_REGF_C | |
27 #define ENTITY_MM | |
28 | |
29 /*==== INCLUDES ===================================================*/ | |
30 #if defined (NEW_FRAME) | |
31 | |
32 #include <string.h> | |
33 #include <stdlib.h> | |
34 #include <stddef.h> | |
35 #include "typedefs.h" | |
36 #include "pcm.h" | |
37 #include "pconst.cdg" | |
38 #include "mconst.cdg" | |
39 #include "message.h" | |
40 #include "ccdapi.h" | |
41 #include "vsi.h" | |
42 #include "custom.h" | |
43 #include "gsm.h" | |
44 #include "prim.h" | |
45 #include "cnf_mm.h" | |
46 #include "mon_mm.h" | |
47 #include "pei.h" | |
48 #include "tok.h" | |
49 #include "mm.h" | |
50 | |
51 #else | |
52 | |
53 #include <string.h> | |
54 #include <stdlib.h> | |
55 #include <stddef.h> | |
56 #include "stddefs.h" | |
57 #include "pcm.h" | |
58 #include "pconst.cdg" | |
59 #include "mconst.cdg" | |
60 #include "message.h" | |
61 #include "ccdapi.h" | |
62 #include "custom.h" | |
63 #include "gsm.h" | |
64 #include "prim.h" | |
65 #include "cnf_mm.h" | |
66 #include "mon_mm.h" | |
67 #include "vsi.h" | |
68 #include "pei.h" | |
69 #include "tok.h" | |
70 #include "mm.h" | |
71 | |
72 #endif | |
73 | |
74 /*==== EXPORT =====================================================*/ | |
75 | |
76 /*==== PRIVAT =====================================================*/ | |
77 | |
78 /*==== VARIABLES ==================================================*/ | |
79 /* added by TISH 0418 to write simloci to FFS */ | |
80 extern T_loc_info loc_info_ffs; | |
81 extern T_imsi_struct imsi_in_ffs; | |
82 /* added by TISH 0418 to write simloci to FFS */ | |
83 | |
84 /*==== TEST =====================================================*/ | |
85 | |
86 /*==== FUNCTIONS ==================================================*/ | |
87 | |
88 LOCAL void reg_pack_plmn_fn (USHORT i, | |
89 const T_RR_ABORT_IND *rr_abort_ind); | |
90 | |
91 /*==== LOCALS ==================================================*/ | |
92 /* first and last colums are dummies to staisf T_plmn structure*/ | |
93 LOCAL const T_plmn cingular_plmn_list[]= | |
94 { | |
95 { 0x1, {0x00, 0x00 ,0x00}, {0x01, 0x08 ,0x00}, 0x1}, | |
96 { 0x1, {0x03, 0x01 ,0x00}, {0x01, 0x05 ,0x00}, 0x1}, | |
97 { 0x1, {0x03, 0x01 ,0x00}, {0x01, 0x07 ,0x00}, 0x1}, | |
98 { 0x1, {0x03, 0x01 ,0x00}, {0x03, 0x08 ,0x00}, 0x1}, | |
99 { 0x1, {0x03, 0x01 ,0x00}, {0x04, 0x01 ,0x00}, 0x1}, | |
100 { 0x1, {0x03, 0x01 ,0x00}, {0x09, 0x08 ,0x00}, 0x1}, | |
101 { 0x1, {0x03, 0x04 ,0x02}, {0x08, 0x01 ,0x00}, 0x1}, | |
102 { 0x1, {0x03, 0x04 ,0x04}, {0x09, 0x03 ,0x00}, 0x1}, | |
103 { 0x1, {0x03, 0x05 ,0x00}, {0x01, 0x00 ,0x0F}, 0x1}, | |
104 { 0x1, {0x03, 0x05 ,0x02}, {0x03, 0x00 ,0x0F}, 0x1}, | |
105 { 0x1, {0x03, 0x05 ,0x08}, {0x03, 0x00 ,0x0F}, 0x1}, | |
106 { 0x1, {0x03, 0x06 ,0x00}, {0x01, 0x00 ,0x0F}, 0x1}, | |
107 { 0x1, {0x03, 0x06 ,0x06}, {0x02, 0x00 ,0x0F}, 0x1} | |
108 }; | |
109 | |
110 #if !defined(GPRS) | |
111 | |
112 /* | |
113 +----------------------------------------------------------------------------+ | |
114 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
115 | STATE : code ROUTINE : reg_send_mmr_reg_cnf | | |
116 +----------------------------------------------------------------------------+ | |
117 | |
118 PURPOSE : This function builds and sends a MMR_REG_CNF primitive to | |
119 the MMR SAP. | |
120 This is only done if G23 is compiled as a GSM only protocol stack | |
121 without GPRS. Otherwise this function is deactivated. | |
122 | |
123 */ | |
124 | |
125 GLOBAL void reg_send_mmr_reg_cnf (UBYTE bootup_cause) | |
126 { | |
127 GET_INSTANCE_DATA; | |
128 PALLOC (mmr_reg_cnf, MMR_REG_CNF); /* T_MMR_REG_CNF */ | |
129 | |
130 TRACE_FUNCTION ("reg_send_mmr_reg_cnf()"); | |
131 | |
132 if (bootup_cause NEQ PWR_SCAN_START) | |
133 { | |
134 mmr_reg_cnf->plmn.v_plmn = V_PLMN_PRES; | |
135 memcpy (mmr_reg_cnf->plmn.mcc, mm_data->mm.lai.mcc, SIZE_MCC); | |
136 memcpy (mmr_reg_cnf->plmn.mnc, mm_data->mm.lai.mnc, SIZE_MNC); | |
137 } | |
138 else | |
139 { | |
140 mmr_reg_cnf->plmn.v_plmn = V_PLMN_NOT_PRES; | |
141 } | |
142 mmr_reg_cnf->lac = mm_data->mm.lai.lac; | |
143 mmr_reg_cnf->cid = mm_data->mm.cid; | |
144 mmr_reg_cnf->bootup_cause = bootup_cause; | |
145 PSENDX (MMI, mmr_reg_cnf); | |
146 } | |
147 | |
148 /* | |
149 +----------------------------------------------------------------------------+ | |
150 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
151 | STATE : code ROUTINE : reg_build_mmr_reg_cnf | | |
152 +----------------------------------------------------------------------------+ | |
153 | |
154 PURPOSE : This function indicates change in service or change in PLMN to | |
155 the MMR SAP. | |
156 This is only done if G23 is compiled as a GSM only protocol stack | |
157 without GPRS. Otherwise this function is deactivated. | |
158 | |
159 */ | |
160 | |
161 GLOBAL void reg_build_mmr_reg_cnf (void) | |
162 { | |
163 GET_INSTANCE_DATA; | |
164 TRACE_FUNCTION ("reg_build_mmr_reg_cnf()"); | |
165 | |
166 if ((mm_data->reg.full_service_indicated EQ FALSE) OR | |
167 (mm_data->reg.new_cell_ind EQ TRUE)) | |
168 { | |
169 /* | |
170 * Either no full service was indicated to the MMI, | |
171 * or the PLMN has changed from that what was indicated before. | |
172 */ | |
173 reg_send_mmr_reg_cnf (REG_END); | |
174 | |
175 mm_data->reg.full_service_indicated = TRUE; | |
176 mm_data->reg.new_cell_ind = FALSE; | |
177 } | |
178 } | |
179 | |
180 | |
181 /* | |
182 +--------------------------------------------------------------------+ | |
183 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
184 | STATE : code ROUTINE : reg_build_mmr_nreg_ind | | |
185 +--------------------------------------------------------------------+ | |
186 | |
187 PURPOSE : This functions sends an MMR_NREG_IND to the MMR SAP. | |
188 This is only done if G23 is compiled as a GSM only protocol stack | |
189 without GPRS. Otherwise this function is deactivated. | |
190 | |
191 */ | |
192 | |
193 GLOBAL void reg_build_mmr_nreg_ind (UBYTE service, | |
194 UBYTE search_running, | |
195 UBYTE forb_ind) | |
196 { | |
197 GET_INSTANCE_DATA; | |
198 PALLOC (mmr_nreg_ind, MMR_NREG_IND); /* T_MMR_NREG_IND */ | |
199 | |
200 TRACE_FUNCTION ("reg_build_mmr_nreg_ind"); | |
201 | |
202 mmr_nreg_ind->service = service; | |
203 mmr_nreg_ind->search_running = search_running; | |
204 | |
205 if (forb_ind EQ FORB_PLMN_INCLUDED) | |
206 { | |
207 mmr_nreg_ind->new_forb_plmn.v_plmn = V_PLMN_PRES; | |
208 memcpy (mmr_nreg_ind->new_forb_plmn.mcc, mm_data->mm.lai.mcc, SIZE_MCC); | |
209 memcpy (mmr_nreg_ind->new_forb_plmn.mnc, mm_data->mm.lai.mnc, SIZE_MNC); | |
210 } | |
211 else | |
212 { | |
213 mmr_nreg_ind->new_forb_plmn.v_plmn = V_PLMN_NOT_PRES; | |
214 memset (mmr_nreg_ind->new_forb_plmn.mcc, 0x0f, SIZE_MCC); | |
215 memset (mmr_nreg_ind->new_forb_plmn.mnc, 0x0f, SIZE_MNC); | |
216 } | |
217 | |
218 mmr_nreg_ind->cause = mm_data->limited_cause; | |
219 | |
220 PSENDX (MMI, mmr_nreg_ind); | |
221 | |
222 /* | |
223 * Delete the limited cause if it was not fatal, as | |
224 * on the next cell selection the reason may be another than | |
225 * the one now indicated. | |
226 */ | |
227 if (mm_data->reg.op.sim_ins EQ SIM_INSRT) | |
228 mm_data->limited_cause = MMCS_INT_NOT_PRESENT; | |
229 | |
230 mm_data->reg.full_service_indicated = FALSE; | |
231 } | |
232 | |
233 /* | |
234 +--------------------------------------------------------------------+ | |
235 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
236 | STATE : code ROUTINE : reg_build_mmr_nreg_cnf | | |
237 +--------------------------------------------------------------------+ | |
238 | |
239 PURPOSE : This functions sends an MMR_NREG_CNF to the MMR SAP. | |
240 This is only done if G23 is compiled as a GSM only protocol stack | |
241 without GPRS. Otherwise this function is deactivated. | |
242 | |
243 */ | |
244 | |
245 GLOBAL void reg_build_mmr_nreg_cnf (UBYTE cause) | |
246 { | |
247 GET_INSTANCE_DATA; | |
248 TRACE_FUNCTION ("reg_build_mmr_nreg_cnf()"); | |
249 | |
250 if (mm_data->nreg_request) | |
251 { | |
252 PALLOC (mmr_nreg_cnf, MMR_NREG_CNF); /* T_MMR_NREG_CNF */ | |
253 mmr_nreg_cnf->detach_cause = cause; | |
254 PSENDX (MMI, mmr_nreg_cnf); | |
255 | |
256 mm_data->nreg_request = FALSE; | |
257 } | |
258 } | |
259 | |
260 | |
261 /* | |
262 +----------------------------------------------------------------------------+ | |
263 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
264 | STATE : code ROUTINE : reg_build_mmr_plmn_ind | | |
265 +----------------------------------------------------------------------------+ | |
266 | |
267 PURPOSE : This function send a MMR_PLMN_IND primitive to the MMR SAP. | |
268 This is only done if G23 is compiled as a GSM only protocol stack | |
269 without GPRS. Otherwise this function is deactivated. | |
270 | |
271 */ | |
272 | |
273 GLOBAL void reg_build_mmr_plmn_ind (USHORT cause, | |
274 const T_RR_ABORT_IND *rr_abort_ind) | |
275 { | |
276 GET_INSTANCE_DATA; | |
277 TRACE_FUNCTION ("reg_build_mmr_plmn_ind()"); | |
278 | |
279 if (mm_data->plmn_scan_mmi) | |
280 { | |
281 USHORT i; | |
282 PALLOC (mmr_plmn_ind, MMR_PLMN_IND); /* T_MMR_PLMN_IND */ | |
283 | |
284 mmr_plmn_ind->cause = cause; | |
285 | |
286 // This memset() sets all plmn.v_plmn fields to 0xff. | |
287 // For ACI, file PSA_MMF.C, function psaMM_CpyPLMNLst() | |
288 // this indicates that the PLMN is *not* valid. | |
289 // This convention is used at some places in MM, | |
290 // but it is against all usual conventions for G23. | |
291 // By RR SAP definition 0xff is not a possible value in this field. | |
292 // RR SAP definition says: | |
293 // plmn.v_plmn = V_PLMN_PRES (0x01) PLMN valid | |
294 // plmn.v_plmn = V_PLMN_NOT_PRES (0x00) PLMN not valid | |
295 | |
296 memset (&mmr_plmn_ind->plmn, NOT_PRESENT_8BIT, | |
297 sizeof (mmr_plmn_ind->plmn)); | |
298 | |
299 if (cause EQ MMCS_SUCCESS) | |
300 { | |
301 /* Create the PLMN list for the MMI and send it */ | |
302 reg_create_plmn_list (rr_abort_ind, WITH_ALL_PLMNS); | |
303 | |
304 for (i = 0 ; i < mm_data->reg.plmn_cnt; i++) | |
305 { | |
306 reg_unpack_plmn (&mmr_plmn_ind->plmn[i], mm_data->reg.plmn, i); | |
307 mmr_plmn_ind->forb_ind[i] = | |
308 reg_plmn_in_list (mm_data->reg.forb_plmn, | |
309 MAX_FORB_PLMN_ID, | |
310 &mmr_plmn_ind->plmn[i]); | |
311 mmr_plmn_ind->rxlevel[i] = mm_data->reg.plmn_rx [i]; | |
312 mmr_plmn_ind->lac_list[i] = mm_data->reg.plmn_lac [i]; | |
313 } | |
314 | |
315 /* Do not consider the forbidden PLMNs for MM's internal operation */ | |
316 reg_create_plmn_list (rr_abort_ind, WITH_OTHER_PLMNS); | |
317 } | |
318 | |
319 PSENDX (MMI, mmr_plmn_ind); | |
320 | |
321 } | |
322 | |
323 reg_check_plmn_search (cause, rr_abort_ind); | |
324 } | |
325 | |
326 /* | |
327 +----------------------------------------------------------------------------+ | |
328 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
329 | STATE : code ROUTINE : reg_build_mmr_ahplmn_ind | | |
330 +----------------------------------------------------------------------------+ | |
331 | |
332 PURPOSE : This function sends a MMR_AHPLMN_IND primitive to the MMR SAP. | |
333 At poweron if valid AHPLMN or if MM receives valid AHPLMN request | |
334 from SIM, MM should inform ACI of the changed AHPLMN. | |
335 This is only done if G23 is compiled as a GSM only protocol stack | |
336 without GPRS. Otherwise this function is deactivated. | |
337 */ | |
338 | |
339 GLOBAL void reg_build_mmr_ahplmn_ind (T_plmn *acting_hplmn) | |
340 { | |
341 TRACE_FUNCTION ("reg_build_mmr_ahplmn_ind()"); | |
342 { | |
343 PALLOC(mmr_ahplmn_ind, MMR_AHPLMN_IND); /* T_MMR_AHPLMN_IND */ | |
344 | |
345 mmr_ahplmn_ind->ahplmn.v_plmn = acting_hplmn->v_plmn; | |
346 memcpy (mmr_ahplmn_ind->ahplmn.mcc, acting_hplmn->mcc, SIZE_MCC); | |
347 memcpy (mmr_ahplmn_ind->ahplmn.mnc, acting_hplmn->mnc, SIZE_MNC); | |
348 | |
349 PSENDX(MMI, mmr_ahplmn_ind); | |
350 } | |
351 } | |
352 | |
353 #endif /* !defined(GPRS) */ | |
354 | |
355 /* | |
356 +----------------------------------------------------------------------------+ | |
357 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
358 | STATE : code ROUTINE : reg_build_sim_update | | |
359 +----------------------------------------------------------------------------+ | |
360 | |
361 PURPOSE : | |
362 | |
363 */ | |
364 | |
365 GLOBAL void reg_build_sim_update (void) | |
366 { | |
367 GET_INSTANCE_DATA; | |
368 TRACE_FUNCTION ("reg_build_sim_update()"); | |
369 | |
370 if (mm_data->reg.op.sim_ins EQ SIM_INSRT) | |
371 { | |
372 PALLOC (sim_mm_update_req, SIM_MM_UPDATE_REQ); | |
373 | |
374 mm_write_eplmn_to_ffs(); | |
375 | |
376 reg_set_loc_info (sim_mm_update_req); | |
377 reg_set_bcch_info (sim_mm_update_req); | |
378 reg_set_forb_plmns (sim_mm_update_req); | |
379 reg_set_kc (sim_mm_update_req); | |
380 | |
381 /* Sending the final EF indicator Bit pattern to SIM */ | |
382 sim_mm_update_req->ef_indicator = mm_data->ef_indicator; | |
383 | |
384 PSENDX (SIM, sim_mm_update_req); | |
385 /* Resetting to 0 after its info is conveyed to SIM */ | |
386 mm_data->ef_indicator = 0; | |
387 } | |
388 } | |
389 | |
390 /* | |
391 +--------------------------------------------------------------------+ | |
392 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
393 | STATE : code ROUTINE : reg_copy_sim_data | | |
394 +--------------------------------------------------------------------+ | |
395 | |
396 PURPOSE : This function copies the registration data from the SIM | |
397 provided by the SIM_MM_INSERT_IND primitive into the | |
398 registration data structures. A consistency check is | |
399 made, if data is not consistent (e.g. TMSI present, | |
400 but update state is different from U1 updated), this is | |
401 corrected. | |
402 | |
403 */ | |
404 | |
405 GLOBAL void reg_copy_sim_data (const T_SIM_MM_INSERT_IND *sim_mm_insert_ind) | |
406 { | |
407 GET_INSTANCE_DATA; | |
408 TRACE_FUNCTION ("reg_copy_sim_data()"); | |
409 | |
410 mm_data->reg.op.ts = TS_NO_AVAIL; | |
411 mm_data->reg.op.sim_ins = SIM_INSRT; | |
412 | |
413 /* Clear limited service cause for MMI information */ | |
414 mm_data->limited_cause = MMCS_INT_NOT_PRESENT; | |
415 | |
416 #ifdef TM_SPECIAL | |
417 mm_data->reg.op.ts = TS_AVAIL; | |
418 #else | |
419 if (sim_mm_insert_ind->ad[0] >= 0x80) | |
420 mm_data->reg.op.ts = TS_AVAIL; | |
421 if (sim_mm_insert_ind->ad[0] EQ 4) | |
422 mm_data->reg.cell_test = CELL_TEST_ENABLE; | |
423 else | |
424 mm_data->reg.cell_test = CELL_TEST_DISABLE; | |
425 #endif | |
426 | |
427 /* EF_AD in SIM has length of MNC as optional field. If the field | |
428 * is present then Length of MNC is present and hence read it. | |
429 */ | |
430 if (sim_mm_insert_ind->c_ad EQ 4) | |
431 { | |
432 mm_data->reg.length_mnc = sim_mm_insert_ind->ad[3] &0x0f; | |
433 } | |
434 | |
435 TRACE_EVENT_P1("Length of MNC = %x", | |
436 sim_mm_insert_ind->c_ad); | |
437 | |
438 /* | |
439 * Copy the information of SIM_MM_INSERT_IND into the | |
440 * data fields of the registration | |
441 */ | |
442 reg_read_imsi (&mm_data->reg.imsi_struct, &sim_mm_insert_ind->imsi_field); | |
443 reg_read_loc_info (&sim_mm_insert_ind->loc_info); | |
444 | |
445 /*add by TISH 0418 to write imsi to FFS*/ | |
446 mm_read_ffs_imsi(); | |
447 if (reg_imsi_equal(&imsi_in_ffs, &mm_data->reg.imsi_struct)) | |
448 { | |
449 /* added by TISH 0418 to write simloci to FFS */ | |
450 if( mm_data->reg.update_stat NEQ MS_UPDATED) | |
451 { //only use value in FFS in this case | |
452 TRACE_EVENT("MS NOT UPDATED, readsimloci from FFS"); | |
453 if(mm_read_ffs_simloci()) | |
454 { | |
455 /*Successful read*/ | |
456 TRACE_EVENT_P7("readlocinfo:%d,%d,%d,%d,%d,%d,%d", loc_info_ffs.loc[4], | |
457 loc_info_ffs.loc[5], loc_info_ffs.loc[6], | |
458 loc_info_ffs.loc[7], loc_info_ffs.loc[8], | |
459 loc_info_ffs.loc[9], loc_info_ffs.loc[10]); | |
460 reg_read_loc_info (&loc_info_ffs); | |
461 } | |
462 } | |
463 } | |
464 mm_data->reg.acc_class = sim_mm_insert_ind->acc_ctrl.acc[0] * 256 + | |
465 sim_mm_insert_ind->acc_ctrl.acc[1]; | |
466 reg_read_bcch_info (sim_mm_insert_ind); | |
467 reg_read_kc_cksn (sim_mm_insert_ind); | |
468 | |
469 reg_read_forb_plmn (&sim_mm_insert_ind->forb_plmn); | |
470 reg_copy_sim_ahplmn (sim_mm_insert_ind); | |
471 | |
472 /* Delete the AHPLMN entry from the Forbidden list, if present*/ | |
473 if ( mm_data->reg.acting_hplmn.v_plmn) | |
474 { | |
475 /* Remove from forbidden PLMN list if stored */ | |
476 reg_plmn_bad_del (mm_data->reg.forb_plmn, | |
477 MAX_FORB_PLMN_ID, | |
478 &mm_data->reg.acting_hplmn); | |
479 } | |
480 | |
481 #ifdef GPRS | |
482 reg_clear_plmn_list (mm_data->reg.gprs_forb_plmn, MAX_GPRS_FORB_PLMN_ID); | |
483 #endif /* #ifdef GPRS */ | |
484 // sim_mm_insert_ind->phase is not needed by MM | |
485 mm_data->reg.thplmn = sim_mm_insert_ind->hplmn; | |
486 if (mm_data->reg.thplmn > HPLMN_MAX_SEARCH_PERIOD) | |
487 { | |
488 /* 3GPP 22.011 subclause 3.2.2.5 requires to use the default value | |
489 * if the value delivered by the SIM exceeds the allowed limit. */ | |
490 mm_data->reg.thplmn = HPLMN_DEF_SEARCH_PERIOD; | |
491 } | |
492 | |
493 /* | |
494 * If file size is indicated in SIM MM insert indication, | |
495 * MM shall read files from SIM. | |
496 */ | |
497 if(reg_sim_files_to_be_read(sim_mm_insert_ind)) | |
498 { | |
499 /* | |
500 * Read indicated EFs in SIM_MM_INSERT_IND from SIM. | |
501 */ | |
502 reg_read_next_sim_file(); | |
503 } | |
504 | |
505 /*Re-read any valid EPLMNs..*/ | |
506 mm_read_ffs_init(); | |
507 | |
508 if (mm_data->reg.update_stat NEQ MS_UPDATED) | |
509 { | |
510 /* | |
511 * According to GSM 04.08 subclause 4.1.2.2 the SIM does not contain | |
512 * any valid LAI, TMSI, ciphering key or ciphering key sequence number if | |
513 * the update status on the SIM not equals to U1. | |
514 */ | |
515 | |
516 /* Delete TMSI */ | |
517 mm_data->reg.tmsi = TMSI_INVALID_VALUE; | |
518 | |
519 /* Inform GMM about the TMSI change */ | |
520 mm_mmgmm_tmsi_ind (TMSI_INVALID_VALUE); | |
521 | |
522 /* Delete LAI */ | |
523 mm_data->reg.lai.lac = LAC_INVALID_VALUE; | |
524 /* EF Indicator for EF LOCI - bit 1 */ | |
525 mm_data->ef_indicator|=0x01; | |
526 | |
527 /* Delete CKSN */ | |
528 mm_data->reg.cksn = CKSN_RES; | |
529 | |
530 /* Delete also KC */ | |
531 memset (mm_data->reg.kc, 0xff, MAX_KC); | |
532 /* Set bit 4 in ef_indicator to indicate kc change to SIM for next SIM_MM_UPDATE_REQ */ | |
533 mm_data->ef_indicator|=(0x01 << 3); | |
534 } | |
535 } | |
536 | |
537 /* | |
538 +--------------------------------------------------------------------+ | |
539 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
540 | STATE : code ROUTINE : reg_create_plmn_list | | |
541 +--------------------------------------------------------------------+ | |
542 | |
543 PURPOSE : This functions creates the list of available PLMNs from | |
544 the information given by the RR_ABORT_IND primitive. | |
545 The HPLMN is sorted to the top of the PLMN list, | |
546 than the PLMNs follow in th order defined in the | |
547 preferred PLMN list, than the PLMNs follow in the | |
548 order as delivered by the RR_ABORT_IND primitive. | |
549 | |
550 The parameter hplmn_flag controls whether the forbidden | |
551 PLMNs are deleted from the list, this will be the case | |
552 for MM's internal operation or wheter all PLMNs found shall | |
553 be present in the resulting list, this will be the case | |
554 if the list was requested by the MMI for informational | |
555 purposes. | |
556 | |
557 hplmn_flag may also indicate whether the HPLMN shall be | |
558 present in the list, this functionality may become | |
559 obsolete in the future. | |
560 | |
561 In case MM received a location updating reject #13, | |
562 we remember the PLMN where we received this cause. This | |
563 PLMN is in this case a low priority PLMN and sorted to the | |
564 end of the list. | |
565 | |
566 | |
567 | |
568 */ | |
569 | |
570 GLOBAL void reg_create_plmn_list (const T_RR_ABORT_IND *rr_abort_ind, | |
571 UBYTE include_flag) | |
572 { | |
573 GET_INSTANCE_DATA; | |
574 USHORT i; | |
575 USHORT j; | |
576 USHORT low_prio_index; | |
577 BOOL copy_plmn[MAX_PLMN_ID]; | |
578 UBYTE plmn_avail; | |
579 | |
580 TRACE_FUNCTION ("reg_create_plmn_list()"); | |
581 | |
582 reg_clear_plmn_list (mm_data->reg.plmn, MAX_PLMN_ID); | |
583 mm_data->reg.plmn_cnt = 0; | |
584 mm_data->reg.plmn_index = 0; | |
585 | |
586 plmn_avail = rr_abort_ind->plmn_avail; | |
587 | |
588 if (plmn_avail > MAX_PLMN_ID) | |
589 plmn_avail = MAX_PLMN_ID; /* Garbage protection, not expected to catch */ | |
590 | |
591 for (i = 0; i < MAX_PLMN_ID; i++) | |
592 copy_plmn[i] = TRUE; | |
593 | |
594 if (include_flag NEQ WITH_ALL_PLMNS) | |
595 { | |
596 /* | |
597 * MS is in automatic mode and the list which shall be created is | |
598 * not for a PLMN available request,then remove the forbidden PLMNs. | |
599 */ | |
600 for (i = 0; i < rr_abort_ind->plmn_avail; i++) | |
601 { | |
602 if (reg_plmn_in_list (mm_data->reg.forb_plmn, | |
603 MAX_FORB_PLMN_ID, | |
604 &rr_abort_ind->plmn[i])) | |
605 { | |
606 copy_plmn[i] = FALSE; | |
607 } | |
608 | |
609 #ifdef GPRS | |
610 /* | |
611 * Consider also the "forbidden PLMNs for GPRS services" list, | |
612 * if GPRS is active. | |
613 */ | |
614 if (!mm_gsm_alone () AND | |
615 (mm_data->gprs.mobile_class EQ MMGMM_CLASS_CG) AND | |
616 reg_plmn_in_list (mm_data->reg.gprs_forb_plmn, | |
617 MAX_GPRS_FORB_PLMN_ID, | |
618 &rr_abort_ind->plmn[i])) | |
619 { | |
620 copy_plmn[i] = FALSE; | |
621 } | |
622 #endif /* #ifdef GPRS */ | |
623 } | |
624 } | |
625 | |
626 /* | |
627 * In case RR delivered the PLMN where we recently received a location | |
628 * updating reject with cause #13, this PLMN has low priority now only. | |
629 * This is a different handling than described in GSM 03.22 clause 4.4.3, | |
630 * but needed in the field. | |
631 */ | |
632 low_prio_index = NOT_PRESENT_16BIT; | |
633 if ((include_flag NEQ WITH_ALL_PLMNS) AND | |
634 (include_flag NEQ WITH_RPLMN) AND | |
635 !reg_plmn_empty (&mm_data->reg.low_prio_plmn)) | |
636 { | |
637 for (i = 0; i < plmn_avail; i++) | |
638 { | |
639 if (copy_plmn[i] AND | |
640 reg_plmn_equal_sim (&rr_abort_ind->plmn[i], | |
641 &mm_data->reg.low_prio_plmn)) | |
642 { | |
643 low_prio_index = i; | |
644 copy_plmn[i] = FALSE; | |
645 } | |
646 } | |
647 | |
648 /* Clear the low priority PLMN */ | |
649 reg_clear_plmn (&mm_data->reg.low_prio_plmn); | |
650 } | |
651 | |
652 /* | |
653 * In case RR delivered the actual PLMN, requested by FUNC_PLMN_SRCH, | |
654 * as a member of the list, we filter it out, as in this case no cell | |
655 * of the PLMN has been recognized by RR as suitable for full service. | |
656 */ | |
657 if ((include_flag NEQ WITH_ALL_PLMNS) AND | |
658 (include_flag NEQ WITH_RPLMN)) | |
659 { | |
660 for (i = 0; i < plmn_avail; i++) | |
661 { | |
662 if (reg_plmn_equal_sim (&rr_abort_ind->plmn[i], | |
663 &mm_data->reg.actual_plmn)) | |
664 { | |
665 /* | |
666 * In case of cause #12 - Location Area Not Allowed, MS shall be able | |
667 * to select the same PLMN if suitable cell with other LAI is avaiable. | |
668 * Hence while preparing PLMN list MM shall not discard that PLMN. | |
669 */ | |
670 if (((mm_data->rej_cause EQ MMCS_LA_NOT_ALLOWED) | |
671 #ifdef GPRS | |
672 OR (mm_data->rej_cause EQ GMMCS_LA_NOT_ALLOWED) | |
673 #endif | |
674 ) | |
675 AND (GET_STATE(STATE_MM) EQ MM_IDLE_LIMITED_SERVICE)) | |
676 { | |
677 TRACE_EVENT ("Don't ignore actual PLMN for cause #12"); | |
678 } | |
679 else | |
680 { | |
681 TRACE_EVENT ("Ignore actual PLMN"); | |
682 copy_plmn[i] = FALSE; | |
683 } | |
684 } | |
685 } | |
686 } | |
687 | |
688 /* | |
689 * GSM 03.22 subclause 4.4.3 gives some rules in which way the PLMN list | |
690 * has to be sorted. These rules apply for manual and for automatic mode. | |
691 * For further details, see the mentioned recommendation. | |
692 */ | |
693 | |
694 /* | |
695 * Find HPLMN in the list of found PLMNs. If present, set it on top | |
696 */ | |
697 for (i = 0; i < plmn_avail; i++) | |
698 { | |
699 if (copy_plmn[i] AND | |
700 reg_plmn_equal_hplmn (&rr_abort_ind->plmn[i])) | |
701 { | |
702 reg_pack_plmn_fn (i, rr_abort_ind); | |
703 copy_plmn[i] = FALSE; | |
704 break; | |
705 } | |
706 } | |
707 | |
708 /* | |
709 * Add the found PLMNS into MMR_PLMN_IND according to their position in the | |
710 * preferred PLMN list | |
711 */ | |
712 for (j = 0; j < MAX_PREF_PLMN_ID; j++) | |
713 { | |
714 T_plmn pref_plmn; | |
715 reg_unpack_plmn (&pref_plmn, mm_data->reg.pref_plmn, j); | |
716 | |
717 if (! reg_plmn_empty (&pref_plmn)) | |
718 { | |
719 for (i = 0; i < plmn_avail; i++) | |
720 { | |
721 /* | |
722 * Use the comparison routines from GSM 03.22 Annex A (normative) | |
723 * Reason: Even if it is not the HPLMN, we were not able to | |
724 * recognize a 3-digit NA MNC network as preferred if it would still | |
725 * broadcast only 2-digit MNC. | |
726 */ | |
727 if (copy_plmn[i] AND | |
728 reg_plmn_equal_sim (&rr_abort_ind->plmn[i], &pref_plmn)) | |
729 { | |
730 reg_pack_plmn_fn (i, rr_abort_ind); | |
731 copy_plmn[i] = FALSE; | |
732 break; | |
733 } | |
734 } | |
735 } | |
736 } | |
737 | |
738 /* | |
739 * Add the remaining PLMNS to MMR_PLMN_IND | |
740 */ | |
741 for (i = 0; i < plmn_avail; i++) | |
742 { | |
743 if (copy_plmn[i] AND | |
744 ! reg_plmn_empty (&rr_abort_ind->plmn[i])) | |
745 { | |
746 reg_pack_plmn_fn (i, rr_abort_ind); | |
747 copy_plmn[i] = FALSE; | |
748 } | |
749 } | |
750 | |
751 /* | |
752 * Add the low priority PLMN where we previously received LUP reject #13, | |
753 * if present, at the end of the list. | |
754 */ | |
755 if (low_prio_index NEQ NOT_PRESENT_16BIT) | |
756 { | |
757 reg_pack_plmn_fn (low_prio_index, rr_abort_ind); | |
758 copy_plmn[i] = FALSE; | |
759 } | |
760 | |
761 #ifndef NTRACE | |
762 TRACE_EVENT ("PLMN list"); | |
763 | |
764 for (i = 0; i < mm_data->reg.plmn_cnt; i++) | |
765 { | |
766 T_plmn plmn; | |
767 | |
768 reg_unpack_plmn (&plmn, mm_data->reg.plmn, i); | |
769 TRACE_EVENT_P6 ("MCC=%x%x%x MNC=%x%x%x", | |
770 plmn.mcc[0], | |
771 plmn.mcc[1], | |
772 plmn.mcc[2], | |
773 plmn.mnc[0], | |
774 plmn.mnc[1], | |
775 plmn.mnc[2]); | |
776 } | |
777 #endif /* #ifndef NTRACE */ | |
778 } | |
779 | |
780 /* | |
781 +--------------------------------------------------------------------+ | |
782 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
783 | STATE : code ROUTINE : reg_extract_hplmn | | |
784 +--------------------------------------------------------------------+ | |
785 | |
786 PURPOSE : Extracts the HPLMN out of the registration data. | |
787 If valid AHPLMN is present then HPLMN should be | |
788 read from the file, else it should be read from IMSI. | |
789 | |
790 */ | |
791 | |
792 GLOBAL void reg_extract_hplmn (T_plmn *plmn) | |
793 { | |
794 GET_INSTANCE_DATA; | |
795 TRACE_FUNCTION ("reg_extract_hplmn()"); | |
796 | |
797 if (mm_data->reg.acting_hplmn.v_plmn) | |
798 { | |
799 plmn->v_plmn = V_PLMN_PRES; | |
800 memcpy(plmn->mcc,mm_data->reg.acting_hplmn.mcc,SIZE_MCC); | |
801 memcpy(plmn->mnc,mm_data->reg.acting_hplmn.mnc,SIZE_MNC); | |
802 } | |
803 else | |
804 { | |
805 plmn->v_plmn = V_PLMN_PRES; | |
806 plmn->mcc[0] = mm_data->reg.imsi_struct.id[0]; | |
807 plmn->mcc[1] = mm_data->reg.imsi_struct.id[1]; | |
808 plmn->mcc[2] = mm_data->reg.imsi_struct.id[2]; | |
809 plmn->mnc[0] = mm_data->reg.imsi_struct.id[3]; | |
810 plmn->mnc[1] = mm_data->reg.imsi_struct.id[4]; | |
811 | |
812 /* | |
813 * We cannot be sure that plmn->mnc[2] really belongs to the MNC, | |
814 * but the comparison routines for the HPLMN are done in a way that | |
815 * this doesn't matter anyway. See GSM 03.03 subclause 2.2, | |
816 * which is far away from being clear and GSM 03.22 version 7.1.0 | |
817 * Release 1998 Annex A (normative). Figure A.2 in this annex makes | |
818 * it obvious that 3-digit-MNC isn't only a NA issue! | |
819 */ | |
820 plmn->mnc[2] = mm_data->reg.imsi_struct.id[5]; | |
821 }/* end of mm_data->reg.acting_hplmn.v_plmn */ | |
822 } | |
823 | |
824 | |
825 /* | |
826 +--------------------------------------------------------------------+ | |
827 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
828 | STATE : code ROUTINE : reg_init | | |
829 +--------------------------------------------------------------------+ | |
830 | |
831 PURPOSE : This function initializes the registration data structures. | |
832 | |
833 */ | |
834 | |
835 GLOBAL void reg_init (void) | |
836 { | |
837 GET_INSTANCE_DATA; | |
838 TRACE_FUNCTION ("reg_init()"); | |
839 | |
840 memset (&mm_data->reg, 0, sizeof (T_REG)); | |
841 | |
842 mm_data->reg.update_stat = MS_NOT_UPDATED; | |
843 mm_data->reg.cksn = CKSN_RES; | |
844 mm_data->reg.full_service_indicated = FALSE; | |
845 mm_data->reg.sim_insert_info = NULL; | |
846 mm_data->reg.sim_sync_req_pending = FALSE; | |
847 mm_data->reg.quick_hplmn_search = TRUE; | |
848 } | |
849 | |
850 /* | |
851 +--------------------------------------------------------------------+ | |
852 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
853 | STATE : code ROUTINE : reg_plmn_add_bad | | |
854 +--------------------------------------------------------------------+ | |
855 | |
856 PURPOSE : This function adds the given PLMN to the given list of | |
857 forbidden PLMNs. | |
858 In case the PLMN is already stored in this list, no action | |
859 will be taken, otherwise the PLMN will be stored at the | |
860 first free entry of the list. If there is no free entry, | |
861 the first entry in the list will be deleted and the list | |
862 will be shifted so that the PLMN can be added at the end | |
863 of the list. | |
864 | |
865 */ | |
866 | |
867 GLOBAL void reg_plmn_add_bad (UBYTE *forb_plmn_list, | |
868 USHORT list_size, | |
869 const T_plmn *plmn) | |
870 { | |
871 T_plmn forb_plmn; | |
872 USHORT i; | |
873 | |
874 TRACE_FUNCTION ("reg_plmn_add_bad()"); | |
875 | |
876 /* First look whether the PLMN is already stored */ | |
877 for (i = 0; i < list_size; i++) | |
878 { | |
879 reg_unpack_plmn (&forb_plmn, forb_plmn_list, i); | |
880 if (reg_plmn_equal_sim (plmn, &forb_plmn)) | |
881 return; | |
882 } | |
883 | |
884 /* Else look for an empty location and store the PLMN */ | |
885 for (i = 0; i < list_size; i++) | |
886 { | |
887 reg_unpack_plmn (&forb_plmn, forb_plmn_list, i); | |
888 if (reg_plmn_empty (&forb_plmn)) | |
889 { | |
890 reg_pack_plmn (forb_plmn_list, i, plmn); | |
891 return; | |
892 } | |
893 } | |
894 | |
895 /* Else shift the entries down add the PLMN at the end of the list */ | |
896 memmove (&forb_plmn_list[0], | |
897 &forb_plmn_list[UBYTES_PER_PLMN], | |
898 UBYTES_PER_PLMN * (list_size - 1)); /*lint !e807 This function is always called with constant 'list_size'*/ | |
899 reg_pack_plmn (forb_plmn_list, (USHORT)(list_size - 1), plmn); | |
900 } | |
901 | |
902 | |
903 /* | |
904 +--------------------------------------------------------------------+ | |
905 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
906 | STATE : code ROUTINE : reg_plmn_in_list | | |
907 +--------------------------------------------------------------------+ | |
908 | |
909 PURPOSE : This function checks whether the PLMN in question is a | |
910 member of the PLMN list provided. The function returns | |
911 TRUE if the PLMN can be found in the PLMN list, otherwise | |
912 the function returns FALSE. | |
913 */ | |
914 | |
915 GLOBAL BOOL reg_plmn_in_list(const UBYTE *plmn_list, | |
916 USHORT list_size, | |
917 const T_plmn *plmn) | |
918 { | |
919 T_plmn member_plmn; | |
920 USHORT i; | |
921 | |
922 TRACE_FUNCTION ("reg_in_forb_plmn()"); | |
923 | |
924 for (i = 0; i < list_size; i++) | |
925 { | |
926 reg_unpack_plmn (&member_plmn, plmn_list, i); | |
927 if (reg_plmn_equal_sim (plmn, &member_plmn)) | |
928 return TRUE; | |
929 } | |
930 return FALSE; | |
931 } | |
932 | |
933 | |
934 /* | |
935 +--------------------------------------------------------------------+ | |
936 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
937 | STATE : code ROUTINE : reg_plmn_bad_del | | |
938 +--------------------------------------------------------------------+ | |
939 | |
940 PURPOSE : Remove the specified PLMN from the given list of forbidden | |
941 PLMNs. In case the specified PLMN is found in the list, | |
942 it will be deleted from the list. | |
943 | |
944 */ | |
945 | |
946 GLOBAL void reg_plmn_bad_del (UBYTE *forb_plmn_list, | |
947 USHORT list_size, | |
948 const T_plmn *plmn) | |
949 { | |
950 GET_INSTANCE_DATA; | |
951 T_plmn forb_plmn; | |
952 USHORT i; | |
953 USHORT j; | |
954 | |
955 TRACE_FUNCTION ("reg_plmn_bad_del()"); | |
956 | |
957 for (i = 0; i < list_size; i++) | |
958 { | |
959 reg_unpack_plmn (&forb_plmn, forb_plmn_list, i); | |
960 if (reg_plmn_equal_sim (&forb_plmn, plmn)) /* Argument order matters */ | |
961 { | |
962 for (j = i; j < list_size - 1; j++) | |
963 { | |
964 memcpy (&forb_plmn_list[j * UBYTES_PER_PLMN], | |
965 &forb_plmn_list[(j + 1) * UBYTES_PER_PLMN], | |
966 UBYTES_PER_PLMN); | |
967 } | |
968 memset (&forb_plmn_list[(list_size - 1) * UBYTES_PER_PLMN], | |
969 0xff, UBYTES_PER_PLMN); | |
970 /* Set bit 3 in ef_indicator to indicate forb_plmn change to SIM */ | |
971 mm_data->ef_indicator|=(0x01 << 2); | |
972 } | |
973 } | |
974 } | |
975 | |
976 /* | |
977 +--------------------------------------------------------------------+ | |
978 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
979 | STATE : code ROUTINE : reg_plmn_empty | | |
980 +--------------------------------------------------------------------+ | |
981 | |
982 PURPOSE : This function tests whether plmn points to an empty PLMN. | |
983 TRUE will be returned if plmn points to an empty PLMN, | |
984 otherwise FALSE. | |
985 | |
986 */ | |
987 | |
988 GLOBAL BOOL reg_plmn_empty (const T_plmn *plmn) | |
989 { | |
990 /* TRACE_FUNCTION ("reg_plmn_empty ()"); */ /* Avoid too much output */ | |
991 | |
992 return ((plmn->mcc[0] & 0x0F) EQ 0x0F); | |
993 } | |
994 | |
995 | |
996 /* | |
997 +--------------------------------------------------------------------+ | |
998 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
999 | STATE : code ROUTINE : reg_sim_ef_plmn_field_empty| | |
1000 +--------------------------------------------------------------------+ | |
1001 | |
1002 PURPOSE : This function tests whether plmn in EF points to an empty PLMN. | |
1003 TRUE will be returned if plmn points to an empty PLMN, | |
1004 otherwise FALSE. | |
1005 | |
1006 */ | |
1007 GLOBAL BOOL reg_sim_ef_plmn_field_empty (UBYTE* plmn) | |
1008 { | |
1009 /*check if 1th digit of MCC is not present*/ | |
1010 return ((plmn[0] & 0x0F) EQ 0x0F); | |
1011 } | |
1012 | |
1013 | |
1014 /* | |
1015 +--------------------------------------------------------------------+ | |
1016 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
1017 | STATE : code ROUTINE : reg_plmn_is_NA_plmn | | |
1018 +--------------------------------------------------------------------+ | |
1019 | |
1020 PURPOSE : This function tests whether the PLMN is a NA (North America) | |
1021 PLMN. The MCC code is checked to meet this decision. | |
1022 | |
1023 */ | |
1024 | |
1025 GLOBAL BOOL reg_plmn_is_NA_plmn (const T_plmn *plmn) | |
1026 { | |
1027 /* TRACE_FUNCTION ("reg_plmn_is_NA_plmn()"); */ /* Avoid too much output */ | |
1028 | |
1029 /* return ((plmn->mcc[0] EQ 3) AND | |
1030 (plmn->mcc[1] EQ 1) AND | |
1031 (plmn->mcc[2] >= 0) AND (plmn->mcc[2] <= 6)); lint !e568 never | |
1032 less than zero*/ | |
1033 return ((plmn->mcc[0] EQ 3) AND | |
1034 (plmn->mcc[1] EQ 1) AND | |
1035 (plmn->mcc[2] <= 6)); /*lint !e568 never | |
1036 less than zero*/ | |
1037 } | |
1038 | |
1039 /* | |
1040 +--------------------------------------------------------------------+ | |
1041 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
1042 | STATE : code ROUTINE : reg_plmn_equal_sim | | |
1043 +--------------------------------------------------------------------+ | |
1044 | |
1045 PURPOSE : This function tests whether two PLMNs are contained in | |
1046 Equivalent PLMN list or not | |
1047 | |
1048 */ | |
1049 | |
1050 GLOBAL BOOL reg_plmn_equal_eqv (const T_plmn *bcch_plmn, | |
1051 const T_plmn *req_plmn) | |
1052 { | |
1053 GET_INSTANCE_DATA; | |
1054 TRACE_FUNCTION ("reg_plmn_equal_eqv()"); | |
1055 | |
1056 if (reg_plmn_equal_sim (bcch_plmn, req_plmn)) | |
1057 return TRUE; /* Equal without equivalent PLMN */ | |
1058 if (reg_plmn_in_list (mm_data->reg.eqv_plmns.eqv_plmn_list, EPLMNLIST_SIZE, bcch_plmn) && | |
1059 reg_plmn_in_list (mm_data->reg.eqv_plmns.eqv_plmn_list, EPLMNLIST_SIZE, req_plmn)) | |
1060 { | |
1061 return TRUE; | |
1062 } | |
1063 return FALSE; | |
1064 } | |
1065 | |
1066 /* | |
1067 +--------------------------------------------------------------------+ | |
1068 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
1069 | STATE : code ROUTINE : reg_plmn_equal_sim | | |
1070 +--------------------------------------------------------------------+ | |
1071 | |
1072 PURPOSE : This function tests whether two PLMNs are equal. | |
1073 | |
1074 */ | |
1075 | |
1076 GLOBAL BOOL reg_plmn_equal_sim (const T_plmn *bcch_plmn, | |
1077 const T_plmn *sim_plmn) | |
1078 { | |
1079 /* TRACE_FUNCTION ("reg_plmn_equal_sim()"); */ /* Avoid too much output */ | |
1080 | |
1081 /* Check MCC */ | |
1082 if (memcmp (sim_plmn->mcc, bcch_plmn->mcc, SIZE_MCC) NEQ 0) | |
1083 return FALSE; | |
1084 | |
1085 /* Check first 2 MNC digits */ | |
1086 if (memcmp (sim_plmn->mnc, bcch_plmn->mnc, 2) NEQ 0) | |
1087 return FALSE; | |
1088 | |
1089 /* Check for full match */ | |
1090 if (sim_plmn->mnc[2] EQ bcch_plmn->mnc[2]) | |
1091 return TRUE; | |
1092 | |
1093 /* The 3rd digit of the MNC differs. */ | |
1094 if (reg_plmn_is_NA_plmn (bcch_plmn)) | |
1095 { | |
1096 return (((sim_plmn->mnc[2] EQ 0xf) AND (bcch_plmn->mnc[2] EQ 0x0)) OR | |
1097 ((sim_plmn->mnc[2] EQ 0x0) AND (bcch_plmn->mnc[2] EQ 0xf))); | |
1098 } | |
1099 return (bcch_plmn->mnc[2] EQ 0xf) OR (sim_plmn->mnc[2] EQ 0xf); | |
1100 } | |
1101 | |
1102 /* | |
1103 +--------------------------------------------------------------------+ | |
1104 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
1105 | STATE : code ROUTINE : reg_plmn_equal_hplmn | | |
1106 +--------------------------------------------------------------------+ | |
1107 | |
1108 PURPOSE : This function tests whether the PLMN received on the | |
1109 BCCH equals the HPLMN. TRUE will be returned if bcch_plmn | |
1110 points to a PLMN description which describes the HPLMN, | |
1111 otherwise FALSE will be returned. | |
1112 | |
1113 */ | |
1114 | |
1115 GLOBAL BOOL reg_plmn_equal_hplmn (const T_plmn *bcch_plmn) | |
1116 { | |
1117 T_plmn hplmn; | |
1118 | |
1119 TRACE_FUNCTION ("reg_plmn_equal_hplmn()"); | |
1120 | |
1121 reg_extract_hplmn (&hplmn); | |
1122 return (reg_plmn_equal_sim (bcch_plmn, &hplmn)); | |
1123 } | |
1124 | |
1125 | |
1126 /* | |
1127 +--------------------------------------------------------------------+ | |
1128 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
1129 | STATE : code ROUTINE : reg_plmn_equal_rplmn | | |
1130 +--------------------------------------------------------------------+ | |
1131 | |
1132 PURPOSE : This function tests whether the PLMN equals the RPLMN. | |
1133 TRUE will be returned if PLMN points to a PLMN description | |
1134 which describes the RPLMN,otherwise FALSE will be returned. | |
1135 */ | |
1136 | |
1137 GLOBAL BOOL reg_plmn_equal_rplmn (T_plmn *plmn) | |
1138 { | |
1139 GET_INSTANCE_DATA; | |
1140 | |
1141 T_plmn last_plmn; | |
1142 | |
1143 TRACE_FUNCTION ("reg_plmn_equal_rplmn()"); | |
1144 | |
1145 last_plmn.v_plmn = V_PLMN_PRES; | |
1146 memcpy (last_plmn.mcc, mm_data->reg.lai.mcc, SIZE_MCC); | |
1147 memcpy (last_plmn.mnc, mm_data->reg.lai.mnc, SIZE_MNC); | |
1148 | |
1149 return (reg_plmn_equal_sim (plmn, &last_plmn)); | |
1150 } | |
1151 | |
1152 | |
1153 /* | |
1154 +--------------------------------------------------------------------+ | |
1155 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
1156 | STATE : code ROUTINE : reg_imsi_equal | | |
1157 +--------------------------------------------------------------------+ | |
1158 | |
1159 PURPOSE : Checks whether two given IMSIs are identical | |
1160 | |
1161 */ | |
1162 | |
1163 GLOBAL BOOL reg_imsi_equal (const T_imsi_struct *imsi_struct1, const T_imsi_struct *imsi_struct2) | |
1164 { | |
1165 USHORT length; | |
1166 | |
1167 TRACE_FUNCTION ("reg_imsi_equal()"); | |
1168 | |
1169 if (imsi_struct1->v_mid NEQ imsi_struct2->v_mid) | |
1170 return FALSE; | |
1171 | |
1172 if (imsi_struct1->id_type NEQ imsi_struct2->id_type) | |
1173 return FALSE; | |
1174 | |
1175 switch (imsi_struct1->id_type) | |
1176 { | |
1177 case TYPE_IMSI: | |
1178 length = mm_calculate_digits (imsi_struct1->id); | |
1179 if (length NEQ mm_calculate_digits (imsi_struct2->id)) | |
1180 return FALSE; | |
1181 return (memcmp (imsi_struct1->id, imsi_struct2->id, length) EQ 0); | |
1182 | |
1183 case TYPE_TMSI: | |
1184 return (imsi_struct1->tmsi_dig EQ imsi_struct2->tmsi_dig); | |
1185 | |
1186 default: | |
1187 return TRUE; | |
1188 } | |
1189 } | |
1190 | |
1191 | |
1192 /* | |
1193 +--------------------------------------------------------------------+ | |
1194 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
1195 | STATE : code ROUTINE : reg_plmn_select | | |
1196 +--------------------------------------------------------------------+ | |
1197 | |
1198 PURPOSE : This function is called if there was either a RR failure | |
1199 or a MM failure (e.g. LOCATION UPDATING reject). | |
1200 MM is in state LIMITED_SERVICE. | |
1201 | |
1202 */ | |
1203 | |
1204 GLOBAL void reg_plmn_select (UBYTE forb_ind) | |
1205 { | |
1206 GET_INSTANCE_DATA; | |
1207 TRACE_FUNCTION ("reg_plmn_select ()"); | |
1208 | |
1209 if (mm_data->reg.plmn_cnt > mm_data->reg.plmn_index AND | |
1210 mm_data->reg.op.m EQ MODE_AUTO AND | |
1211 mm_data->reg.op.sim_ins EQ SIM_INSRT) | |
1212 { | |
1213 /* | |
1214 * Another PLMN available, automatic mode and SIM considered as valid | |
1215 */ | |
1216 mm_mmgmm_nreg_ind (NREG_LIMITED_SERVICE, | |
1217 SEARCH_RUNNING, | |
1218 forb_ind); | |
1219 reg_unpack_plmn (&mm_data->reg.actual_plmn, | |
1220 mm_data->reg.plmn, mm_data->reg.plmn_index++); | |
1221 mm_data->attempt_cnt = 0; | |
1222 mm_mmr_reg_req (FUNC_PLMN_SRCH); | |
1223 } | |
1224 else | |
1225 { | |
1226 mm_mmgmm_nreg_ind (NREG_LIMITED_SERVICE, | |
1227 SEARCH_NOT_RUNNING, | |
1228 forb_ind); | |
1229 } | |
1230 } | |
1231 | |
1232 /* | |
1233 +--------------------------------------------------------------------+ | |
1234 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
1235 | STATE : code ROUTINE : reg_read_bcch_info | | |
1236 +--------------------------------------------------------------------+ | |
1237 | |
1238 PURPOSE : Read the BCCH information delivered by the SIM into the | |
1239 registration data structures. | |
1240 | |
1241 */ | |
1242 | |
1243 GLOBAL void reg_read_bcch_info (const T_SIM_MM_INSERT_IND *sim_mm_insert_ind) | |
1244 { | |
1245 GET_INSTANCE_DATA; | |
1246 TRACE_FUNCTION ("reg_read_bcch_info ()"); | |
1247 | |
1248 if(memcmp(mm_data->reg.bcch, sim_mm_insert_ind->bcch_inf.bcch, SIZE_BCCH)) | |
1249 { | |
1250 /* Set bit 2 in ef_indicator to indicate bcch_info change to SIM */ | |
1251 mm_data->ef_indicator|=(0x01 << 1); | |
1252 } | |
1253 memcpy (mm_data->reg.bcch, sim_mm_insert_ind->bcch_inf.bcch, SIZE_BCCH); | |
1254 } | |
1255 | |
1256 /* | |
1257 +--------------------------------------------------------------------+ | |
1258 | PROJECT : GSM-PS MODULE : MM_REG | | |
1259 | STATE : code ROUTINE : reg_sim_files_to_be_read | | |
1260 +--------------------------------------------------------------------+ | |
1261 | |
1262 PURPOSE : Read the EFs size (EFu=EFPLMNwAcT, EFo=EFOPLMNwAcT, EFs=EFPLMNSEL) | |
1263 information delivered | |
1264 by the SIM into the registration data structures. | |
1265 | |
1266 */ | |
1267 | |
1268 GLOBAL BOOL reg_sim_files_to_be_read (const T_SIM_MM_INSERT_IND *sim_mm_insert_ind) | |
1269 { | |
1270 GET_INSTANCE_DATA; | |
1271 TRACE_FUNCTION ("reg_sim_files_to_be_read ()"); | |
1272 mm_data->reg.sim_read_in_progress = FALSE; | |
1273 | |
1274 #ifdef REL99 | |
1275 /* | |
1276 * If the SIM insert indication and file size is indicated, it MM shall read files from SIM. | |
1277 */ | |
1278 if (sim_mm_insert_ind->u_ctl_plmn_sel_actech_list_sz >0) | |
1279 { | |
1280 mm_data->reg.upd_sim_ucps_at = SAT_READ_FILE; | |
1281 /*Set indicatort sim reading is in progress to true*/ | |
1282 mm_data->reg.sim_read_in_progress = TRUE; | |
1283 /* | |
1284 * MM cant decide here how many PLMNs are supported GSM access Technology so | |
1285 * MM should read maximum number of plmn as much it can read. | |
1286 * At present there is a limitation in SIM read req. It cant read more than | |
1287 * 256 bytes in one request. May be PLMN reading can be extended using more | |
1288 * than one sim read req for the same EF in future. | |
1289 */ | |
1290 if (sim_mm_insert_ind->u_ctl_plmn_sel_actech_list_sz > 0xFF) | |
1291 { | |
1292 /* | |
1293 * In SIM_READ_REQ FF represents length not present. SIM will read actual EF length | |
1294 * and send it to MM. At present limitaion is SIM READ CNF can sent max 256 bytes data. | |
1295 */ | |
1296 mm_data->reg.sim_ucps_at_len = 0xFF; | |
1297 } | |
1298 else | |
1299 { | |
1300 mm_data->reg.sim_ucps_at_len = sim_mm_insert_ind->u_ctl_plmn_sel_actech_list_sz; | |
1301 } | |
1302 } | |
1303 if(sim_mm_insert_ind->o_ctl_plmn_sel_actech_list_sz > 0) | |
1304 { | |
1305 mm_data->reg.upd_sim_ocps_at = SAT_READ_FILE; | |
1306 /*Set indicatort sim reading is in progress to true*/ | |
1307 mm_data->reg.sim_read_in_progress = TRUE; | |
1308 /* | |
1309 * MM cant decide here how many PLMNs are supported GSM access Technology so | |
1310 * MM should read maximum number of plmn as much it can read. | |
1311 * At present there is a limitation in SIM read req. It cant read more than | |
1312 * 256 bytes in one request. May be PLMN reading can be extended using more | |
1313 * than one sim read req for the same EF in future. | |
1314 */ | |
1315 if (sim_mm_insert_ind->o_ctl_plmn_sel_actech_list_sz > 0xFF) | |
1316 { | |
1317 /* | |
1318 * In SIM_READ_REQ FF represents length not present. SIM will read actual EF length | |
1319 * and send it to MM. At present limitaion is SIM READ CNF can sent max 256 bytes data. | |
1320 */ | |
1321 mm_data->reg.sim_ocps_at_len = 0xFF; | |
1322 } | |
1323 else | |
1324 { | |
1325 mm_data->reg.sim_ocps_at_len = sim_mm_insert_ind->o_ctl_plmn_sel_actech_list_sz; | |
1326 } | |
1327 } | |
1328 #endif | |
1329 | |
1330 if (sim_mm_insert_ind->pref_plmn_list_sz >0) | |
1331 { | |
1332 mm_data->reg.upd_sim_plmnsel = SAT_READ_FILE; | |
1333 /*Set indicatort sim reading is in progress to true*/ | |
1334 mm_data->reg.sim_read_in_progress = TRUE; | |
1335 /* MM should read MAX PREF PLMNs because this EF does not contain any Access Technology info.*/ | |
1336 if (sim_mm_insert_ind->pref_plmn_list_sz > MAX_PREF_PLMN) | |
1337 { | |
1338 mm_data->reg.sim_plmnsel_len = MAX_PREF_PLMN; /* Garbage protection */ | |
1339 } | |
1340 else | |
1341 { | |
1342 mm_data->reg.sim_plmnsel_len = sim_mm_insert_ind->pref_plmn_list_sz; | |
1343 } | |
1344 } | |
1345 | |
1346 return mm_data->reg.sim_read_in_progress; | |
1347 } | |
1348 | |
1349 /* | |
1350 +--------------------------------------------------------------------+ | |
1351 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
1352 | STATE : code ROUTINE : reg_read_forb_plmn | | |
1353 +--------------------------------------------------------------------+ | |
1354 | |
1355 PURPOSE : Read the forbidden PLMN into registration data | |
1356 | |
1357 */ | |
1358 | |
1359 GLOBAL void reg_read_forb_plmn (const T_forb_plmn *forb_plmn) | |
1360 { | |
1361 GET_INSTANCE_DATA; | |
1362 T_plmn plmn; | |
1363 | |
1364 TRACE_FUNCTION ("reg_read_forb_plmn ()"); | |
1365 | |
1366 reg_clear_plmn_list (mm_data->reg.forb_plmn, MAX_FORB_PLMN_ID); | |
1367 memcpy (mm_data->reg.forb_plmn, forb_plmn->forb, | |
1368 MAX_SIM_FORB_PLMN_ID * UBYTES_PER_PLMN); | |
1369 | |
1370 /* | |
1371 * If the HPLMN is a member of the forbidden list, delete it from the list. | |
1372 */ | |
1373 reg_extract_hplmn (&plmn); | |
1374 TRACE_EVENT_P6 ("HPLMN = %x%x%x %x%x%x", | |
1375 plmn.mcc[0], | |
1376 plmn.mcc[1], | |
1377 plmn.mcc[2], | |
1378 plmn.mnc[0], | |
1379 plmn.mnc[1], | |
1380 plmn.mnc[2]); | |
1381 | |
1382 reg_plmn_bad_del (mm_data->reg.forb_plmn, MAX_SIM_FORB_PLMN_ID, &plmn); | |
1383 | |
1384 #ifndef NTRACE | |
1385 { | |
1386 USHORT i; | |
1387 | |
1388 for (i = 0; i < MAX_SIM_FORB_PLMN_ID; i++) | |
1389 { | |
1390 reg_unpack_plmn (&plmn, mm_data->reg.forb_plmn, i); | |
1391 TRACE_EVENT_P6 ("FORB = %x%x%x %x%x%x", | |
1392 plmn.mcc[0], | |
1393 plmn.mcc[1], | |
1394 plmn.mcc[2], | |
1395 plmn.mnc[0], | |
1396 plmn.mnc[1], | |
1397 plmn.mnc[2]); | |
1398 } | |
1399 } | |
1400 #endif /* #ifndef NTRACE */ | |
1401 } | |
1402 | |
1403 | |
1404 /* | |
1405 +--------------------------------------------------------------------+ | |
1406 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
1407 | STATE : code ROUTINE : reg_copy_sim_ahplmn | | |
1408 +--------------------------------------------------------------------+ | |
1409 | |
1410 PURPOSE : Read the AHPLMN information delivered by the SIM at poweron | |
1411 into the registration data structures. | |
1412 | |
1413 */ | |
1414 | |
1415 GLOBAL void reg_copy_sim_ahplmn (const T_SIM_MM_INSERT_IND *sim_mm_insert_ind) | |
1416 { | |
1417 GET_INSTANCE_DATA; | |
1418 TRACE_FUNCTION ("reg_copy_sim_ahplmn ()"); | |
1419 | |
1420 TRACE_EVENT_P1("v_act_hplmn = %x", | |
1421 sim_mm_insert_ind->v_act_hplmn); | |
1422 | |
1423 | |
1424 if (!sim_mm_insert_ind->v_act_hplmn) | |
1425 { | |
1426 /*Do Nothing. AHPLMN Feature not supported by SIM. Hence, ignore*/ | |
1427 } | |
1428 else | |
1429 { | |
1430 reg_read_acting_hplmn(sim_mm_insert_ind->act_hplmn); | |
1431 /* Inform ACI & RR of the AHPLMN present in SIM */ | |
1432 valid_acting_hplmn(&mm_data->reg.acting_hplmn); | |
1433 mm_build_rr_sync_hplmn_req(); | |
1434 mm_mmgmm_ahplmn_ind(&mm_data->reg.acting_hplmn); | |
1435 } | |
1436 } | |
1437 | |
1438 | |
1439 /* | |
1440 +--------------------------------------------------------------------+ | |
1441 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
1442 | STATE : code ROUTINE : reg_read_imsi | | |
1443 +--------------------------------------------------------------------+ | |
1444 | |
1445 PURPOSE : Reads IMSI delivered by SIM into T_imsi data structure | |
1446 | |
1447 */ | |
1448 | |
1449 GLOBAL void reg_read_imsi (T_imsi_struct *imsi_struct, const T_imsi_field *imsi_field) | |
1450 { | |
1451 USHORT i; | |
1452 UBYTE digit; | |
1453 UBYTE length; | |
1454 | |
1455 TRACE_FUNCTION ("reg_read_imsi ()"); | |
1456 | |
1457 imsi_struct->v_mid = V_MID_PRES; | |
1458 imsi_struct->id_type = TYPE_IMSI; | |
1459 imsi_struct->tmsi_dig = 0; | |
1460 | |
1461 length = (imsi_field->c_field - 1) * 2; | |
1462 if ((imsi_field->field[0] & 0x08) NEQ 0) | |
1463 length++; | |
1464 for (i = 0; i < length; i++) | |
1465 { | |
1466 digit = ((i & 1) NEQ 0) ? | |
1467 imsi_field->field[(i + 1) / 2] & 0x0f : | |
1468 (imsi_field->field[(i + 1) / 2] & 0xf0) >> 4; | |
1469 imsi_struct->id[i] = digit; | |
1470 } | |
1471 imsi_struct->id[i] = 0xff; | |
1472 } | |
1473 | |
1474 | |
1475 /* | |
1476 +--------------------------------------------------------------------+ | |
1477 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
1478 | STATE : code ROUTINE : reg_read_kc_cksn | | |
1479 +--------------------------------------------------------------------+ | |
1480 | |
1481 PURPOSE : | |
1482 | |
1483 */ | |
1484 | |
1485 GLOBAL void reg_read_kc_cksn (const T_SIM_MM_INSERT_IND *sim_mm_insert_ind) | |
1486 { | |
1487 GET_INSTANCE_DATA; | |
1488 TRACE_FUNCTION ("reg_read_kc_cksn ()"); | |
1489 | |
1490 if (mm_data->reg.update_stat EQ MS_NOT_UPDATED) | |
1491 { | |
1492 /* | |
1493 * clear cipher key, Kc and location area code | |
1494 */ | |
1495 mm_data->reg.cksn = CKSN_RES; | |
1496 // mm_data->reg.lac = 0xfffe; // Write-only variable, deleted HM 20.07.00 | |
1497 memset (mm_data->reg.kc, 0xFF, 8); | |
1498 /* Set bit 4 in ef_indicator to indicate kc change to SIM for next SIM_MM_UPDATE_REQ */ | |
1499 mm_data->ef_indicator|=(0x01 << 3); | |
1500 } | |
1501 else | |
1502 { | |
1503 /* | |
1504 * copy parameter from SIM card | |
1505 */ | |
1506 if(memcmp(mm_data->reg.kc, sim_mm_insert_ind->kc_n.kc, MAX_KC)) | |
1507 { | |
1508 /* Set bit 4 in ef_indicator to indicate kc change to SIM for next SIM_MM_UPDATE_REQ */ | |
1509 mm_data->ef_indicator|=(0x01 << 3); | |
1510 } | |
1511 memcpy (mm_data->reg.kc, sim_mm_insert_ind->kc_n.kc, MAX_KC); | |
1512 mm_data->reg.cksn = sim_mm_insert_ind->kc_n.kc[8]; | |
1513 } | |
1514 } | |
1515 | |
1516 /* | |
1517 +--------------------------------------------------------------------+ | |
1518 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
1519 | STATE : code ROUTINE : reg_read_loc_info | | |
1520 +--------------------------------------------------------------------+ | |
1521 | |
1522 PURPOSE : Reads the location information delivered by the SIM card | |
1523 into the registration memory structures. | |
1524 | |
1525 */ | |
1526 | |
1527 GLOBAL void reg_read_loc_info (const T_loc_info *loc_info) | |
1528 { | |
1529 GET_INSTANCE_DATA; | |
1530 ULONG tmsi_binary; | |
1531 | |
1532 TRACE_FUNCTION ("reg_read_loc_info ()"); | |
1533 | |
1534 tmsi_binary = (((ULONG)loc_info->loc[0]) << 24) + | |
1535 (((ULONG)loc_info->loc[1]) << 16) + | |
1536 (((ULONG)loc_info->loc[2]) << 8) + | |
1537 (ULONG)loc_info->loc[3]; | |
1538 | |
1539 #ifdef GPRS | |
1540 mm_data->reg.indicated_tmsi = tmsi_binary; | |
1541 #endif /* #ifdef GPRS */ | |
1542 | |
1543 mm_data->reg.tmsi = tmsi_binary; | |
1544 mm_data->reg.lai.mcc[0] = loc_info->loc[4] & 0x0f; | |
1545 mm_data->reg.lai.mcc[1] = loc_info->loc[4] >> 4; | |
1546 mm_data->reg.lai.mcc[2] = loc_info->loc[5] & 0x0f; | |
1547 mm_data->reg.lai.mnc[2] = loc_info->loc[5] >> 4; | |
1548 | |
1549 mm_data->reg.lai.mnc[0] = loc_info->loc[6] & 0x0f; | |
1550 mm_data->reg.lai.mnc[1] = loc_info->loc[6] >> 4; | |
1551 mm_data->reg.lai.lac = loc_info->loc[7] * 256 + | |
1552 loc_info->loc[8]; | |
1553 | |
1554 if (mm_data->reg.lai.mnc[2] EQ 0xF) | |
1555 mm_data->reg.lai.c_mnc = 2; /* 2-digit-MNC */ | |
1556 else | |
1557 mm_data->reg.lai.c_mnc = 3; /* 3-digit-MNC */ | |
1558 | |
1559 if (mm_data->reg.lai.lac EQ 0xffffL) | |
1560 { | |
1561 mm_data->reg.lai.lac = 0; | |
1562 } | |
1563 mm_data->reg.update_stat = loc_info->loc[10]; | |
1564 if (mm_data->reg.update_stat >= 0x07) | |
1565 { | |
1566 mm_data->reg.update_stat = MS_NOT_UPDATED; | |
1567 } | |
1568 } | |
1569 | |
1570 /* | |
1571 +--------------------------------------------------------------------+ | |
1572 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
1573 | STATE : code ROUTINE : reg_read_pref_plmn | | |
1574 +--------------------------------------------------------------------+ | |
1575 | |
1576 PURPOSE : Reads the preferred PLMN list delivered by the SIM card | |
1577 into the registration memory structures. | |
1578 | |
1579 */ | |
1580 | |
1581 GLOBAL void reg_read_pref_plmn (UBYTE* data, USHORT length) | |
1582 { | |
1583 GET_INSTANCE_DATA; | |
1584 USHORT index; | |
1585 USHORT plmnsel_plmn_count; | |
1586 USHORT plmn_count = 0; | |
1587 | |
1588 TRACE_FUNCTION ("reg_read_pref_plmn ()"); | |
1589 /* | |
1590 * If any additional which does not give complete | |
1591 * PLMN id(length MOD UBYTES_PER_PLMN > 0), | |
1592 * ignore these additional bytes at the end | |
1593 */ | |
1594 mm_data->reg.sim_plmnsel_len = length-length%UBYTES_PER_PLMN; | |
1595 | |
1596 if (mm_data->reg.sim_plmnsel_len > MAX_PREF_PLMN_ID * UBYTES_PER_PLMN) | |
1597 { | |
1598 mm_data->reg.sim_plmnsel_len = MAX_PREF_PLMN_ID * UBYTES_PER_PLMN; /* Garbage protection */ | |
1599 } | |
1600 plmnsel_plmn_count = mm_data->reg.sim_plmnsel_len/UBYTES_PER_PLMN; | |
1601 | |
1602 reg_clear_plmn_list (mm_data->reg.pref_plmn, MAX_PREF_PLMN_ID); | |
1603 | |
1604 /*Dont copy PLMN entry is empty in the EF*/ | |
1605 for (index =0; index < plmnsel_plmn_count; index++) | |
1606 { | |
1607 /*Check if PLMN entry is empty in the EF*/ | |
1608 if(!reg_sim_ef_plmn_field_empty(&data[index*UBYTES_PER_PLMN])) | |
1609 { | |
1610 memcpy (&mm_data->reg.pref_plmn[plmn_count*UBYTES_PER_PLMN], | |
1611 &data[index*UBYTES_PER_PLMN], UBYTES_PER_PLMN); | |
1612 plmn_count++; | |
1613 } | |
1614 } | |
1615 } | |
1616 | |
1617 #ifdef REL99 | |
1618 | |
1619 /* | |
1620 +-------------------------------------------------------------------------+ | |
1621 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
1622 | STATE : code ROUTINE : reg_read_ucps_acctec | | |
1623 +-------------------------------------------------------------------------+ | |
1624 | |
1625 PURPOSE : Reads the user controlled PLMN selector with access technology | |
1626 list delivered by the SIM card. PLMN does not support GSM access | |
1627 are ignored in the pref_plmn list. | |
1628 */ | |
1629 GLOBAL void reg_read_ucps_acctec(UBYTE* data, USHORT length) | |
1630 { | |
1631 GET_INSTANCE_DATA; | |
1632 USHORT index; | |
1633 USHORT plmn_count=0; | |
1634 USHORT ucps_acctech_plmn_count; | |
1635 TRACE_FUNCTION ("reg_read_ucps_acctec ()"); | |
1636 | |
1637 /* | |
1638 * If any additional bytes at the end which does not give a complete PLMN id(length | |
1639 * MOD UBYTES_PER_PLMN_WITH_ACC_TECH > 0), ignore these additional bytes at the end | |
1640 */ | |
1641 mm_data->reg.sim_ucps_at_len = length-length%UBYTES_PER_PLMN_WITH_ACC_TECH; | |
1642 ucps_acctech_plmn_count = mm_data->reg.sim_ucps_at_len/UBYTES_PER_PLMN_WITH_ACC_TECH; | |
1643 reg_clear_plmn_list (mm_data->reg.pref_plmn, MAX_PREF_PLMN_ID); | |
1644 | |
1645 for( index=0; index < ucps_acctech_plmn_count; index++) | |
1646 { | |
1647 if(reg_read_plmn_support_acctec(&data[index*UBYTES_PER_PLMN_WITH_ACC_TECH])) | |
1648 { | |
1649 /*Check if PLMN entry is empty in the EF*/ | |
1650 if(!reg_sim_ef_plmn_field_empty(&data[index*UBYTES_PER_PLMN_WITH_ACC_TECH])) | |
1651 { | |
1652 memcpy(&mm_data->reg.pref_plmn[plmn_count*UBYTES_PER_PLMN], | |
1653 &data[index*UBYTES_PER_PLMN_WITH_ACC_TECH], UBYTES_PER_PLMN); | |
1654 plmn_count++; | |
1655 } | |
1656 } | |
1657 if(plmn_count >= MAX_PREF_PLMN_ID) | |
1658 { | |
1659 /*MAX_PREF_PLMN_ID PLMN in pref_plmn list will be copied*/ | |
1660 break; | |
1661 } | |
1662 } | |
1663 /* | |
1664 * Number of plmn copied in the pref_plmn list from the user | |
1665 * controlled PLMN selector with access technology list | |
1666 * delivered by the SIM card. This informaiont will be used during copy of | |
1667 * PLMN from Operator controlled PLMN selector with access technology list | |
1668 * delivered by the SIM card. | |
1669 */ | |
1670 mm_data->reg.sim_ucps_at_len = plmn_count*UBYTES_PER_PLMN; | |
1671 } | |
1672 | |
1673 /* | |
1674 +--------------------------------------------------------------------------+ | |
1675 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
1676 | STATE : code ROUTINE : reg_read_plmn_support_acctec | | |
1677 +--------------------------------------------------------------------------+ | |
1678 | |
1679 PURPOSE : This function tests whether plmn points to an access technology | |
1680 which is supported by the MS. Return TRUE if GSM access technology | |
1681 is supported else FALSE. | |
1682 */ | |
1683 | |
1684 GLOBAL BOOL reg_read_plmn_support_acctec (UBYTE* plmn_bytes) | |
1685 { | |
1686 /* | |
1687 * Check if GSM access technology is supported by the PLMN. Return TRUE | |
1688 * if supported else FALSE | |
1689 * Spec 11.11 v8.9.1 For each User/Operator controlled PLMN Selector with Access Technology | |
1690 * Byte 5th: 8th bit = 1: GSM access technology selected; | |
1691 * Byte 5th: 8th bit = 0: GSM access technology selected; | |
1692 */ | |
1693 | |
1694 return ((plmn_bytes[4] & 0x80) EQ 0x80); | |
1695 } | |
1696 | |
1697 /* | |
1698 +--------------------------------------------------------------------+ | |
1699 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
1700 | STATE : code ROUTINE : reg_read_plmn_present | | |
1701 +--------------------------------------------------------------------+ | |
1702 | |
1703 PURPOSE : This function tests whether plmn points to an PLMN already | |
1704 exists in the pref_plmn list. TRUE will be returned if plmn | |
1705 already exists in the pref_plmn list, otherwise FALSE. | |
1706 */ | |
1707 | |
1708 GLOBAL BOOL reg_read_plmn_present (UBYTE* plmn_bytes) | |
1709 { | |
1710 GET_INSTANCE_DATA; | |
1711 USHORT index; | |
1712 USHORT pref_plmn_count; | |
1713 pref_plmn_count = mm_data->reg.sim_ucps_at_len/UBYTES_PER_PLMN; | |
1714 for(index=0; index < pref_plmn_count; index++) | |
1715 { | |
1716 if(((mm_data->reg.pref_plmn[index*UBYTES_PER_PLMN] EQ plmn_bytes[0]) AND | |
1717 (mm_data->reg.pref_plmn[index*UBYTES_PER_PLMN+1] EQ plmn_bytes[1]) AND | |
1718 (mm_data->reg.pref_plmn[index*UBYTES_PER_PLMN+2] EQ plmn_bytes[2]))) | |
1719 { | |
1720 return TRUE; | |
1721 } | |
1722 } | |
1723 return FALSE; | |
1724 } | |
1725 | |
1726 | |
1727 /* | |
1728 +------------------------------------------------------------------------------+ | |
1729 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
1730 | STATE : code ROUTINE : reg_read_ocps_acctec | | |
1731 +------------------------------------------------------------------------------+ | |
1732 | |
1733 PURPOSE : Read Operator controlled PLMN selector with access technology list | |
1734 delivered by the SIM card. This can happens only after SIM insert | |
1735 indication indicates to read file from SIM. | |
1736 */ | |
1737 GLOBAL void reg_read_ocps_acctec(UBYTE* data, USHORT length) | |
1738 { | |
1739 GET_INSTANCE_DATA; | |
1740 USHORT index; | |
1741 USHORT plmn_count; | |
1742 USHORT ocps_acctech_plmn_count; | |
1743 TRACE_FUNCTION ("reg_read_ocps_acctec ()"); | |
1744 /* | |
1745 * If any additional bytes at the end which does not give a complete PLMN id(length | |
1746 * MOD UBYTES_PER_PLMN_WITH_ACC_TECH > 0), ignore these additional bytes at the end | |
1747 */ | |
1748 mm_data->reg.sim_ocps_at_len = length-length%UBYTES_PER_PLMN_WITH_ACC_TECH; | |
1749 /* | |
1750 * Remember Number of plmn already copied in the pref_plmn list from the user | |
1751 * controlled PLMN selector with access technology list. | |
1752 */ | |
1753 plmn_count = mm_data->reg.sim_ucps_at_len/UBYTES_PER_PLMN; | |
1754 ocps_acctech_plmn_count = mm_data->reg.sim_ocps_at_len/UBYTES_PER_PLMN_WITH_ACC_TECH; | |
1755 | |
1756 for( index=0; index < ocps_acctech_plmn_count; index++) | |
1757 { | |
1758 /*Check if the PLMN supports GSM access technology*/ | |
1759 if (reg_read_plmn_support_acctec(&data[index*UBYTES_PER_PLMN_WITH_ACC_TECH])) | |
1760 { | |
1761 /*Check if PLMN entry is empty in the EF*/ | |
1762 if(!reg_sim_ef_plmn_field_empty(&data[index*UBYTES_PER_PLMN_WITH_ACC_TECH])) | |
1763 { | |
1764 /*Check if the PLMN is already present in the pref_plmn list*/ | |
1765 if(!reg_read_plmn_present(&data[index*UBYTES_PER_PLMN_WITH_ACC_TECH])) | |
1766 { | |
1767 memcpy(&mm_data->reg.pref_plmn[plmn_count*UBYTES_PER_PLMN], | |
1768 &data[index*UBYTES_PER_PLMN_WITH_ACC_TECH], UBYTES_PER_PLMN); | |
1769 plmn_count++; | |
1770 } | |
1771 } | |
1772 if(plmn_count >= MAX_PREF_PLMN_ID) | |
1773 { | |
1774 /*MAX_PREF_PLMN_ID PLMN in pref_plmn list will be copied*/ | |
1775 break; | |
1776 } | |
1777 } | |
1778 } | |
1779 } | |
1780 | |
1781 #endif | |
1782 | |
1783 /* | |
1784 +--------------------------------------------------------------------+ | |
1785 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
1786 | STATE : code ROUTINE : reg_clear_plmn | | |
1787 +--------------------------------------------------------------------+ | |
1788 | |
1789 PURPOSE : Clears a given PLMN. | |
1790 | |
1791 */ | |
1792 | |
1793 GLOBAL void reg_clear_plmn (T_plmn *plmn) | |
1794 { | |
1795 TRACE_FUNCTION ("reg_clear_plmn()"); | |
1796 | |
1797 memset (plmn, 0x0F, sizeof (T_plmn)); | |
1798 plmn->v_plmn = FALSE; | |
1799 } | |
1800 | |
1801 | |
1802 /* | |
1803 +--------------------------------------------------------------------+ | |
1804 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
1805 | STATE : code ROUTINE : reg_clear_plmn_list | | |
1806 +--------------------------------------------------------------------+ | |
1807 | |
1808 PURPOSE : Clears a given PLMN list. Returns TRUE if the function | |
1809 actually had to change data. | |
1810 | |
1811 */ | |
1812 | |
1813 GLOBAL BOOL reg_clear_plmn_list (UBYTE *plmn_list, USHORT list_size) | |
1814 { | |
1815 USHORT i; | |
1816 USHORT byte_count; | |
1817 | |
1818 TRACE_FUNCTION ("reg_clear_plmn_list()"); | |
1819 | |
1820 byte_count = UBYTES_PER_PLMN * list_size; | |
1821 | |
1822 for (i = 0; i < byte_count; i++) | |
1823 { | |
1824 if (plmn_list[i] NEQ NOT_PRESENT_8BIT) | |
1825 { | |
1826 memset (plmn_list, NOT_PRESENT_8BIT, UBYTES_PER_PLMN * list_size); | |
1827 TRACE_EVENT ("list actually deleted"); | |
1828 return TRUE; /* List has been changed */ | |
1829 } | |
1830 } | |
1831 return FALSE; /* Nothing changed */ | |
1832 } | |
1833 | |
1834 /* | |
1835 +--------------------------------------------------------------------+ | |
1836 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
1837 | STATE : code ROUTINE : reg_unpack_plmn | | |
1838 +--------------------------------------------------------------------+ | |
1839 | |
1840 PURPOSE : Unpacks a PLMN from compressed form to uncompressed form. | |
1841 | |
1842 */ | |
1843 | |
1844 GLOBAL void reg_unpack_plmn (T_plmn *plmn, const UBYTE *packed, USHORT index) | |
1845 { | |
1846 /* TRACE_FUNCTION ("reg_unpack_plmn()"); */ /* Avoid too much traces */ | |
1847 | |
1848 index *= UBYTES_PER_PLMN; | |
1849 plmn->mcc[0] = packed[index] & 0x0f; | |
1850 plmn->mcc[1] = packed[index] >> 4; | |
1851 index++; | |
1852 plmn->mcc[2] = packed[index] & 0x0f; | |
1853 plmn->mnc[2] = packed[index] >> 4; | |
1854 index++; | |
1855 plmn->mnc[0] = packed[index] & 0x0f; | |
1856 plmn->mnc[1] = packed[index] >> 4; | |
1857 index++; | |
1858 if ((plmn->mcc[0] & 0x0F) EQ 0x0F) | |
1859 plmn->v_plmn = V_PLMN_NOT_PRES; | |
1860 else | |
1861 plmn->v_plmn = V_PLMN_PRES; | |
1862 } | |
1863 | |
1864 | |
1865 /* | |
1866 +--------------------------------------------------------------------+ | |
1867 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
1868 | STATE : code ROUTINE : reg_pack_plmn | | |
1869 +--------------------------------------------------------------------+ | |
1870 | |
1871 PURPOSE : Packs a PLMN from uncompressed form to compressed form. | |
1872 | |
1873 */ | |
1874 | |
1875 GLOBAL void reg_pack_plmn (UBYTE *packed, USHORT index, const T_plmn *plmn) | |
1876 { | |
1877 /* TRACE_FUNCTION ("reg_pack_plmn()"); */ /* Avoid too much traces */ | |
1878 | |
1879 index *= UBYTES_PER_PLMN; | |
1880 packed[index] = plmn->mcc[1] << 4; | |
1881 packed[index] += plmn->mcc[0]; | |
1882 index++; | |
1883 packed[index] = plmn->mnc[2] << 4; | |
1884 packed[index] += plmn->mcc[2]; | |
1885 index++; | |
1886 packed[index] = plmn->mnc[1] << 4; | |
1887 packed[index] += plmn->mnc[0]; | |
1888 index++; | |
1889 } | |
1890 | |
1891 /* | |
1892 +--------------------------------------------------------------------+ | |
1893 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
1894 | STATE : code ROUTINE : reg_set_bcch_info | | |
1895 +--------------------------------------------------------------------+ | |
1896 | |
1897 PURPOSE : Fill in the BCCH information in SIM_MM_UPDATE_REQ using | |
1898 the new data in the registration data structures. | |
1899 | |
1900 */ | |
1901 | |
1902 GLOBAL void reg_set_bcch_info (T_SIM_MM_UPDATE_REQ *sim_mm_update_req) | |
1903 { | |
1904 GET_INSTANCE_DATA; | |
1905 TRACE_FUNCTION ("reg_set_bcch_info ()"); | |
1906 | |
1907 if (!mm_normal_upd_needed()) | |
1908 { | |
1909 if(memcmp(mm_data->reg.bcch, mm_data->mm.bcch, SIZE_BCCH)) | |
1910 { | |
1911 /* Set bit 2 in ef_indicator to indicate bcch_info change to SIM */ | |
1912 mm_data->ef_indicator|=(0x01 << 1); | |
1913 } | |
1914 memcpy (mm_data->reg.bcch, mm_data->mm.bcch, SIZE_BCCH); | |
1915 } | |
1916 sim_mm_update_req->bcch_inf.c_bcch = SIZE_BCCH; | |
1917 memcpy (sim_mm_update_req->bcch_inf.bcch, mm_data->reg.bcch, SIZE_BCCH); | |
1918 } | |
1919 | |
1920 /* | |
1921 +--------------------------------------------------------------------+ | |
1922 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
1923 | STATE : code ROUTINE : reg_set_forb_plmns | | |
1924 +--------------------------------------------------------------------+ | |
1925 | |
1926 PURPOSE : Fill the forbidden PLMN field in the SIM_MM_UPDATE_REQ | |
1927 primitive with the actual values in the MM data structures. | |
1928 | |
1929 */ | |
1930 | |
1931 GLOBAL void reg_set_forb_plmns (T_SIM_MM_UPDATE_REQ *sim_mm_update_req) | |
1932 { | |
1933 GET_INSTANCE_DATA; | |
1934 T_plmn forb_plmn; | |
1935 UBYTE sim_forb_plmn_list[MAX_SIM_FORB_PLMN_ID * UBYTES_PER_PLMN]; | |
1936 USHORT i; | |
1937 | |
1938 TRACE_FUNCTION ("reg_set_forb_plmns ()"); | |
1939 | |
1940 memcpy (sim_forb_plmn_list, | |
1941 mm_data->reg.forb_plmn, | |
1942 MAX_SIM_FORB_PLMN_ID * UBYTES_PER_PLMN); | |
1943 | |
1944 for (i = MAX_SIM_FORB_PLMN_ID; i < MAX_FORB_PLMN_ID; i++) | |
1945 { | |
1946 reg_unpack_plmn (&forb_plmn, mm_data->reg.forb_plmn, i); | |
1947 if (!reg_plmn_empty (&forb_plmn)) | |
1948 { | |
1949 reg_plmn_add_bad (sim_forb_plmn_list, | |
1950 MAX_SIM_FORB_PLMN_ID, | |
1951 &forb_plmn); | |
1952 } | |
1953 } | |
1954 | |
1955 sim_mm_update_req->forb_plmn.c_forb = MAX_SIM_FORB_PLMN_ID * UBYTES_PER_PLMN; | |
1956 memcpy (sim_mm_update_req->forb_plmn.forb, | |
1957 sim_forb_plmn_list, | |
1958 MAX_SIM_FORB_PLMN_ID * UBYTES_PER_PLMN); | |
1959 | |
1960 #ifndef NTRACE | |
1961 for (i = 0; i < MAX_SIM_FORB_PLMN_ID; i++) | |
1962 { | |
1963 reg_unpack_plmn (&forb_plmn, sim_mm_update_req->forb_plmn.forb, i); | |
1964 TRACE_EVENT_P6 ("FORB = %x%x%x %x%x%x", | |
1965 forb_plmn.mcc[0], | |
1966 forb_plmn.mcc[1], | |
1967 forb_plmn.mcc[2], | |
1968 forb_plmn.mnc[0], | |
1969 forb_plmn.mnc[1], | |
1970 forb_plmn.mnc[2]); | |
1971 } | |
1972 #endif /* #ifndef NTRACE */ | |
1973 } | |
1974 | |
1975 /* | |
1976 +--------------------------------------------------------------------+ | |
1977 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
1978 | STATE : code ROUTINE : reg_set_kc | | |
1979 +--------------------------------------------------------------------+ | |
1980 | |
1981 PURPOSE : | |
1982 | |
1983 */ | |
1984 | |
1985 GLOBAL void reg_set_kc (T_SIM_MM_UPDATE_REQ *sim_mm_update_req) | |
1986 { | |
1987 GET_INSTANCE_DATA; | |
1988 TRACE_FUNCTION ("reg_set_kc ()"); | |
1989 | |
1990 sim_mm_update_req->cksn = mm_data->reg.cksn; | |
1991 memcpy (sim_mm_update_req->kc, mm_data->reg.kc, MAX_KC); | |
1992 | |
1993 TRACE_EVENT_P1 ("CKSN = %d", mm_data->reg.cksn); | |
1994 } | |
1995 | |
1996 /* | |
1997 +--------------------------------------------------------------------+ | |
1998 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
1999 | STATE : code ROUTINE : reg_set_loc_info | | |
2000 +--------------------------------------------------------------------+ | |
2001 | |
2002 PURPOSE : Set the location information in the SIM_MM_UPDATE_REQ | |
2003 primitive to the actual values of the MM data structures. | |
2004 | |
2005 */ | |
2006 | |
2007 GLOBAL void reg_set_loc_info (T_SIM_MM_UPDATE_REQ *sim_mm_update_req) | |
2008 { | |
2009 GET_INSTANCE_DATA; | |
2010 ULONG tmsi_binary; | |
2011 | |
2012 TRACE_FUNCTION ("reg_set_loc_info ()"); | |
2013 | |
2014 sim_mm_update_req->loc_info.c_loc = SIZE_LOC_INFO; | |
2015 | |
2016 tmsi_binary = mm_data->reg.tmsi; | |
2017 | |
2018 mm_mmgmm_tmsi_ind (tmsi_binary); | |
2019 | |
2020 sim_mm_update_req->loc_info.loc[0] = (UBYTE)(tmsi_binary >> 24); | |
2021 sim_mm_update_req->loc_info.loc[1] = (UBYTE)(tmsi_binary >> 16); | |
2022 sim_mm_update_req->loc_info.loc[2] = (UBYTE)(tmsi_binary >> 8); | |
2023 sim_mm_update_req->loc_info.loc[3] = (UBYTE)tmsi_binary; | |
2024 sim_mm_update_req->loc_info.loc[4] = mm_data->reg.lai.mcc[1] << 4; | |
2025 sim_mm_update_req->loc_info.loc[4] += mm_data->reg.lai.mcc[0]; | |
2026 sim_mm_update_req->loc_info.loc[5] = mm_data->reg.lai.mnc[2] << 4; | |
2027 sim_mm_update_req->loc_info.loc[5] += mm_data->reg.lai.mcc[2]; | |
2028 sim_mm_update_req->loc_info.loc[6] = mm_data->reg.lai.mnc[1] << 4; | |
2029 sim_mm_update_req->loc_info.loc[6] += mm_data->reg.lai.mnc[0]; | |
2030 sim_mm_update_req->loc_info.loc[7] = mm_data->reg.lai.lac >> 8; | |
2031 sim_mm_update_req->loc_info.loc[8] = mm_data->reg.lai.lac & 0xff; | |
2032 sim_mm_update_req->loc_info.loc[9] = 0; | |
2033 sim_mm_update_req->loc_info.loc[10] = mm_data->reg.update_stat; | |
2034 sim_mm_update_req->cell_identity = mm_data->mm.cid; | |
2035 } | |
2036 | |
2037 | |
2038 /* | |
2039 +--------------------------------------------------------------------+ | |
2040 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
2041 | STATE : code ROUTINE : reg_send_sim_read_req | | |
2042 +--------------------------------------------------------------------+ | |
2043 | |
2044 PURPOSE : This functions sends SIM_READ_REQ for the requested field | |
2045 Currently only used by function reg_read_next_sim_file | |
2046 | |
2047 */ | |
2048 | |
2049 LOCAL void reg_send_sim_read_req ( USHORT datafield, | |
2050 T_path_info *path_info_ptr, | |
2051 UBYTE act_length, | |
2052 UBYTE max_length ) | |
2053 { | |
2054 GET_INSTANCE_DATA; | |
2055 PALLOC (read_req, SIM_READ_REQ); | |
2056 | |
2057 TRACE_FUNCTION ("mm_send_sim_read_req()"); | |
2058 | |
2059 read_req->source = SRC_MM; | |
2060 /* req_id can be set to 0 as MM sends a SIM_READ_REQ only | |
2061 * when it gets the SIM_READ_CNF to the previous request */ | |
2062 read_req->req_id = 0; | |
2063 | |
2064 read_req->offset = 0; | |
2065 | |
2066 if(path_info_ptr NEQ NULL) | |
2067 { | |
2068 read_req->v_path_info = TRUE; | |
2069 read_req->path_info = *path_info_ptr; | |
2070 } | |
2071 else | |
2072 { | |
2073 read_req->v_path_info = FALSE; | |
2074 } | |
2075 | |
2076 mm_data->sim_read_req_data_field = read_req->datafield = datafield; | |
2077 | |
2078 read_req->length = act_length; | |
2079 read_req->max_length = max_length; | |
2080 PSENDX (SIM, read_req); | |
2081 } | |
2082 | |
2083 /* | |
2084 +--------------------------------------------------------------------+ | |
2085 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
2086 | STATE : code ROUTINE : reg_read_next_sim_file | | |
2087 +--------------------------------------------------------------------+ | |
2088 | |
2089 PURPOSE : This functions requests the next changed, unread SIM file | |
2090 | |
2091 RETURN: TRUE if function call caused a pending SIM_READ_CNF | |
2092 FALSE otherwise | |
2093 | |
2094 */ | |
2095 | |
2096 GLOBAL BOOL reg_read_next_sim_file (void) | |
2097 { | |
2098 GET_INSTANCE_DATA; | |
2099 /* Definition used to determine sizeof() */ | |
2100 T_SIM_MM_INSERT_IND *insert_ind; | |
2101 | |
2102 TRACE_FUNCTION ("reg_read_next_sim_file()"); | |
2103 | |
2104 if (mm_data->reg.upd_sim_fplmn EQ SAT_READ_FILE) | |
2105 { | |
2106 /* Change of forbidden PLMN indicated */ | |
2107 | |
2108 reg_send_sim_read_req (SIM_FPLMN, NULL, NOT_PRESENT_8BIT, sizeof (insert_ind->forb_plmn.forb)); | |
2109 mm_data->reg.upd_sim_fplmn = SAT_PEND_CNF; | |
2110 return TRUE; | |
2111 } | |
2112 | |
2113 if (mm_data->reg.upd_sim_hplmn EQ SAT_READ_FILE) | |
2114 { | |
2115 /* Change of HPLMN search timer indicated */ | |
2116 | |
2117 reg_send_sim_read_req (SIM_HPLMN, NULL, NOT_PRESENT_8BIT, sizeof (insert_ind->hplmn)); | |
2118 mm_data->reg.upd_sim_hplmn = SAT_PEND_CNF; | |
2119 return TRUE; | |
2120 } | |
2121 | |
2122 #ifdef REL99 | |
2123 /*updating status user controlled & operator controlled PLMN selection*/ | |
2124 | |
2125 if (mm_data->reg.upd_sim_ucps_at EQ SAT_READ_FILE) | |
2126 { | |
2127 /* | |
2128 * Change of user controlled PLMN selector with access technology list indicated. | |
2129 * Max length in SIM READ REQ is sent to FF(255 which is a limitation in SIM READ REQ)instead | |
2130 * of MAX_PREF_PLMN because MM does not know how many PLMN in the EF are supported GSM access | |
2131 * technology.So MM will try to read as many as possible. | |
2132 * In future if MM want to read more than 255 byte for the same EF, MM implementation can | |
2133 * be extented to send more than one SIM READ REQ for same EF. | |
2134 */ | |
2135 reg_send_sim_read_req (SIM_UCPS_ACTEC, NULL, (UBYTE)mm_data->reg.sim_ucps_at_len, 0xFF); | |
2136 mm_data->reg.upd_sim_ucps_at = SAT_PEND_CNF; | |
2137 return TRUE; | |
2138 } | |
2139 | |
2140 if (mm_data->reg.upd_sim_ocps_at EQ SAT_READ_FILE) | |
2141 { | |
2142 /* | |
2143 * Read Operator controlled PLMN selector with access technology list. | |
2144 * Max length in SIM READ REQ is sent to FF(255 which is a limitation in SIM READ REQ)instead | |
2145 * of MAX_PREF_PLMN because MM does not know how many PLMN in the EF are supported GSM access | |
2146 * technology.So MM will try to read as much as possible. | |
2147 * In future if MM want to read more than 255 byte for the same EF, MM implementation can | |
2148 * be extented to send more than one SIM READ REQ for same EF. | |
2149 */ | |
2150 reg_send_sim_read_req (SIM_OCPS_ACTEC, NULL, (UBYTE)mm_data->reg.sim_ocps_at_len, 0xFF); | |
2151 mm_data->reg.upd_sim_ocps_at = SAT_PEND_CNF; | |
2152 return TRUE; | |
2153 } | |
2154 #endif | |
2155 | |
2156 if (mm_data->reg.upd_sim_acc EQ SAT_READ_FILE) | |
2157 { | |
2158 /* Change of access class indicated */ | |
2159 | |
2160 reg_send_sim_read_req (SIM_ACC,NULL, NOT_PRESENT_8BIT, sizeof (insert_ind->acc_ctrl.acc)); | |
2161 mm_data->reg.upd_sim_acc = SAT_PEND_CNF; | |
2162 return TRUE; | |
2163 } | |
2164 | |
2165 if (mm_data->reg.upd_sim_act_hplmn EQ SAT_READ_FILE) | |
2166 { | |
2167 /* Change of AHPLMN indicated */ | |
2168 | |
2169 reg_send_sim_read_req (SIM_CING_AHPLMN,NULL,NOT_PRESENT_8BIT, sizeof (insert_ind->act_hplmn)); | |
2170 mm_data->reg.upd_sim_act_hplmn = SAT_PEND_CNF; | |
2171 return TRUE; | |
2172 } | |
2173 if (mm_data->reg.upd_sim_plmnsel EQ SAT_READ_FILE) | |
2174 { | |
2175 /* Change of preferred PLMN list indicated */ | |
2176 /* | |
2177 * EF PLMNsel will only be used if EFs EFPLMNwAcT & EFOPLMNwAcT are not used. | |
2178 * mm_data->reg.sim_uocps_at_used will only be true after successful sim read | |
2179 * cnf for EFs EFPLMNwAcT or EFOPLMNwAcT. | |
2180 */ | |
2181 #ifdef REL99 | |
2182 if(mm_data->reg.sim_uocps_at_used EQ FALSE) | |
2183 { | |
2184 reg_send_sim_read_req (SIM_PLMNSEL,NULL, (UBYTE)mm_data->reg.sim_plmnsel_len, MAX_PREF_PLMN); | |
2185 mm_data->reg.upd_sim_plmnsel = SAT_PEND_CNF; | |
2186 return TRUE; | |
2187 } | |
2188 else | |
2189 { | |
2190 /* | |
2191 * No need to read EF PLMNsel because EFs EFPLMNwAcT and(or) EFOPLMNwAcT are being used. | |
2192 */ | |
2193 mm_data->reg.upd_sim_plmnsel = SAT_UNCHANGED; | |
2194 } | |
2195 #else | |
2196 | |
2197 reg_send_sim_read_req (SIM_PLMNSEL, NULL,(UBYTE)mm_data->reg.sim_plmnsel_len, MAX_PREF_PLMN); | |
2198 mm_data->reg.upd_sim_plmnsel = SAT_PEND_CNF; | |
2199 return TRUE; | |
2200 | |
2201 #endif | |
2202 } | |
2203 return FALSE; | |
2204 } | |
2205 | |
2206 | |
2207 /* | |
2208 +--------------------------------------------------------------------+ | |
2209 | PROJECT : GSM-PS (6147) MODULE : MM_MM | | |
2210 | STATE : code ROUTINE : reg_end_of_deregistration | | |
2211 +--------------------------------------------------------------------+ | |
2212 | |
2213 PURPOSE : Indicate or confirm negative registration to MMI/GMM. | |
2214 The MM restart procedure may be performed. | |
2215 | |
2216 */ | |
2217 | |
2218 GLOBAL void reg_end_of_deregistration (UBYTE nreg_cause, UBYTE service) | |
2219 { | |
2220 GET_INSTANCE_DATA; | |
2221 BOOL mm_restart; | |
2222 | |
2223 TRACE_FUNCTION ("reg_end_of_deregistration()"); | |
2224 | |
2225 /* Remember the MM restart condition */ | |
2226 mm_restart = ((mm_data->reg.sim_insert_info NEQ NULL) AND | |
2227 (mm_data->nreg_cause EQ CS_SIM_REM)); | |
2228 | |
2229 if (mm_data->reg.sim_insert_info NEQ NULL) | |
2230 { | |
2231 /* Insert the new SIM data and free primive */ | |
2232 mm_clear_reg_data (); | |
2233 reg_copy_sim_data (mm_data->reg.sim_insert_info); | |
2234 PFREE (mm_data->reg.sim_insert_info); | |
2235 mm_data->reg.sim_insert_info = NULL; | |
2236 } | |
2237 | |
2238 if (mm_restart) | |
2239 { | |
2240 /* | |
2241 * End of MM restart procedure, re-register | |
2242 */ | |
2243 if (mm_data->reg.op.m EQ MODE_AUTO) | |
2244 { | |
2245 /* | |
2246 * Register in automatic mode | |
2247 */ | |
2248 mm_auto_net_reg (); | |
2249 } | |
2250 else | |
2251 { | |
2252 /* | |
2253 * Register in manual mode | |
2254 */ | |
2255 mm_data->reg.plmn_cnt = 0; /* Delete list of available PLMNs */ | |
2256 mm_data->attempt_cnt = 0; | |
2257 mm_mmr_reg_req (FUNC_PLMN_SRCH); | |
2258 } | |
2259 } | |
2260 else | |
2261 { | |
2262 /* | |
2263 * This was no MM RESTART | |
2264 */ | |
2265 if (mm_data->nreg_request) | |
2266 { | |
2267 /* | |
2268 * The deregistration was requested by the MMI | |
2269 */ | |
2270 | |
2271 if (nreg_cause EQ CS_POW_OFF) | |
2272 { | |
2273 /* Hard switch off (AT+CFUN=0), delete SIM data physically */ | |
2274 reg_init (); | |
2275 | |
2276 mm_data->limited_cause = MMCS_SIM_REMOVED; /* MMCS_SIM_INVAL_NOSIM */ | |
2277 } | |
2278 | |
2279 mm_mmgmm_nreg_cnf (nreg_cause); | |
2280 } | |
2281 else | |
2282 { | |
2283 /* | |
2284 * This was a real SIM remove, the SIM has been pulled | |
2285 */ | |
2286 if (service EQ NO_SERVICE) | |
2287 { | |
2288 mm_mmgmm_nreg_ind (NREG_NO_SERVICE, | |
2289 SEARCH_NOT_RUNNING, | |
2290 FORB_PLMN_NOT_INCLUDED); | |
2291 } | |
2292 else | |
2293 { | |
2294 mm_mmgmm_nreg_ind (NREG_LIMITED_SERVICE, | |
2295 SEARCH_NOT_RUNNING, | |
2296 FORB_PLMN_NOT_INCLUDED); | |
2297 } | |
2298 } | |
2299 } | |
2300 | |
2301 #ifdef GPRS | |
2302 if (mm_data->gprs.sim_physically_removed) | |
2303 { | |
2304 mm_data->gprs.sim_physically_removed = FALSE; | |
2305 | |
2306 /* Delete registration data */ | |
2307 reg_init (); | |
2308 } | |
2309 #endif /* GPRS */ | |
2310 } | |
2311 | |
2312 | |
2313 /* | |
2314 +--------------------------------------------------------------------+ | |
2315 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
2316 | STATE : code ROUTINE : reg_invalidate_upd_state | | |
2317 +--------------------------------------------------------------------+ | |
2318 | |
2319 PURPOSE : This function invalidates the update state. | |
2320 | |
2321 */ | |
2322 | |
2323 #ifdef REL99 | |
2324 GLOBAL void reg_invalidate_upd_state (UBYTE new_update_state, BOOL tmsi_cksn_kc_not_deleted) | |
2325 #else | |
2326 GLOBAL void reg_invalidate_upd_state (UBYTE new_update_state) | |
2327 #endif | |
2328 { | |
2329 GET_INSTANCE_DATA; | |
2330 TRACE_FUNCTION ("reg_invalidate_update_state()"); | |
2331 | |
2332 /* No IMSI ATTACH neccessary anymore */ | |
2333 if (mm_data->first_attach) | |
2334 { | |
2335 mm_data->first_attach_mem = mm_data->first_attach; | |
2336 mm_data->first_attach = FALSE; | |
2337 } | |
2338 | |
2339 /* No periodic update needed anymore, needing normal update now */ | |
2340 mm_data->t3212_timeout = FALSE; | |
2341 | |
2342 /* Set new update state */ | |
2343 mm_data->reg.update_stat = new_update_state; | |
2344 | |
2345 #ifdef REL99 | |
2346 if(tmsi_cksn_kc_not_deleted EQ TRUE) | |
2347 { | |
2348 /*Dont delete LAI CKSN CKSN KC*/ | |
2349 } | |
2350 else | |
2351 #endif | |
2352 { | |
2353 /* Delete TMSI */ | |
2354 mm_data->reg.tmsi = TMSI_INVALID_VALUE; | |
2355 | |
2356 /* Delete LAI */ | |
2357 mm_data->reg.lai.lac = LAC_INVALID_VALUE; | |
2358 | |
2359 /* Delete CKSN */ | |
2360 mm_data->reg.cksn = CKSN_RES; | |
2361 | |
2362 /* Delete also KC */ | |
2363 memset (mm_data->reg.kc, 0xff, MAX_KC); | |
2364 } | |
2365 | |
2366 /* Delete BCCH information */ | |
2367 memset (mm_data->reg.bcch, 0, SIZE_BCCH); | |
2368 | |
2369 /* Update all EFs on SIM */ | |
2370 mm_data->ef_indicator = 0xFF; | |
2371 /* Write changed data to SIM */ | |
2372 reg_build_sim_update (); | |
2373 /* added by TISH 0418 to write simloci to FFS */ | |
2374 mm_write_simloci_to_ffs(); | |
2375 mm_write_imsi_to_ffs(); | |
2376 | |
2377 /* Check HPLMN timer state */ | |
2378 reg_check_hplmn_tim (mm_data->reg.thplmn); | |
2379 } | |
2380 | |
2381 | |
2382 /* | |
2383 +----------------------------------------------------------------------------+ | |
2384 | PROJECT : GSM-PS (6147) MODULE : MM_MM | | |
2385 | STATE : code ROUTINE : reg_select_network | | |
2386 +----------------------------------------------------------------------------+ | |
2387 | |
2388 PURPOSE : This function starts the network registration for the given PLMN. | |
2389 | |
2390 */ | |
2391 | |
2392 GLOBAL void reg_select_network (const T_plmn *plmn) | |
2393 { | |
2394 GET_INSTANCE_DATA; | |
2395 TRACE_FUNCTION ("reg_select_network()"); | |
2396 | |
2397 mm_data->reg.actual_plmn = *plmn; /* Struct copy */ | |
2398 | |
2399 if (reg_plmn_empty(plmn)) | |
2400 { | |
2401 if (mm_data->reg.update_stat EQ MS_UPDATED) | |
2402 { | |
2403 mm_data->reg.actual_plmn.v_plmn = TRUE; | |
2404 memcpy(mm_data->reg.actual_plmn.mcc, mm_data->reg.lai.mcc, SIZE_MCC); | |
2405 memcpy(mm_data->reg.actual_plmn.mnc, mm_data->reg.lai.mnc, SIZE_MNC); | |
2406 } | |
2407 else | |
2408 { | |
2409 /* If PLMN sent is 0xFF (PLMN not present in FFS) and MM Update Status | |
2410 * is MS_NOT_UPDATED, We send a error message to ACI */ | |
2411 mm_mmgmm_nreg_ind(NREG_LIMITED_SERVICE, | |
2412 SEARCH_NOT_RUNNING, | |
2413 FORB_PLMN_NOT_INCLUDED); | |
2414 return; | |
2415 } | |
2416 } | |
2417 mm_data->attempt_cnt = 0; | |
2418 mm_mmr_reg_req (FUNC_PLMN_SRCH); | |
2419 } | |
2420 | |
2421 | |
2422 /* | |
2423 | |
2424 +----------------------------------------------------------------------------+ | |
2425 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
2426 | STATE : code ROUTINE : reg_best_plmn_in_country | | |
2427 +----------------------------------------------------------------------------+ | |
2428 | |
2429 PURPOSE : This function checks whether the given PLMN is the best PLMN | |
2430 in the country where the mobile is roaming. | |
2431 | |
2432 */ | |
2433 | |
2434 GLOBAL BOOL reg_best_plmn_in_country (const T_plmn *bcch_plmn) | |
2435 { | |
2436 GET_INSTANCE_DATA; | |
2437 T_plmn hplmn; | |
2438 USHORT i; | |
2439 | |
2440 TRACE_FUNCTION ("reg_best_plmn_in_country()"); | |
2441 | |
2442 reg_extract_hplmn (&hplmn); | |
2443 | |
2444 /* fix for CT PTCRB- TC_26_7_4_5_4_6. HPLMN timer is not started only if | |
2445 bcch PLMN and HPLMN belong to same country and both are in equivalent PLMN list. | |
2446 Detailed analysis present in OMAPS00150594*/ | |
2447 if (reg_same_country_plmn (bcch_plmn, &hplmn)) | |
2448 { | |
2449 if (reg_plmn_equal_eqv (bcch_plmn, &hplmn)) | |
2450 return TRUE; /* The PLMN is the HPLMN */ | |
2451 else | |
2452 return FALSE; /* National roaming */ | |
2453 } | |
2454 /* International roaming: Check the preferred PLMN list */ | |
2455 for (i = 0; i < MAX_PREF_PLMN_ID; i++) | |
2456 { | |
2457 T_plmn pref_plmn; | |
2458 | |
2459 reg_unpack_plmn (&pref_plmn, mm_data->reg.pref_plmn, i); | |
2460 | |
2461 if (reg_same_country_plmn (bcch_plmn, &pref_plmn)) | |
2462 return reg_plmn_equal_eqv (bcch_plmn, &pref_plmn); | |
2463 } | |
2464 | |
2465 return TRUE; /* For this country no entry exists */ | |
2466 } | |
2467 | |
2468 | |
2469 /* | |
2470 | |
2471 +----------------------------------------------------------------------------+ | |
2472 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
2473 | STATE : code ROUTINE : reg_check_hplmn_tim | | |
2474 +----------------------------------------------------------------------------+ | |
2475 | |
2476 PURPOSE : This function checks whether: | |
2477 - the HPLMN timer has to be started (if not running) | |
2478 with the duration given as input parameter or | |
2479 - stopped. | |
2480 Time unit is decihour. | |
2481 */ | |
2482 | |
2483 GLOBAL void reg_check_hplmn_tim (UBYTE decihours) | |
2484 { | |
2485 GET_INSTANCE_DATA; | |
2486 TRACE_FUNCTION ("reg_check_hplmn_tim()"); | |
2487 | |
2488 /* | |
2489 * The HPLMN timer has to be started if all the conditions below are | |
2490 * fulfilled and is not running already. Otherwise, it has to be | |
2491 * stopped. | |
2492 * - Registration state is updated | |
2493 * - MS is roaming on a VPLMN | |
2494 * - Registration mode is automatic | |
2495 * - THPLMN Elementary File is not equal to zero | |
2496 */ | |
2497 | |
2498 if (mm_full_service_pplmn_scan()) | |
2499 { | |
2500 if (mm_data->reg.op.m EQ M_AUTO AND | |
2501 mm_data->reg.thplmn NEQ 0 AND | |
2502 mm_data->reg.update_stat NEQ MS_LA_NOT_ALLOWED AND | |
2503 !reg_best_plmn_in_country (&mm_data->reg.actual_plmn)) | |
2504 { | |
2505 /* | |
2506 * Period of HPLMN is controlled by EF_HPLMN file of the SIM. | |
2507 * According to TS 11.11 chapter 10.3.5 : | |
2508 * 0- no search attempt | |
2509 * N- search attempts every N*6 min intervals (6 min to 8 hours) | |
2510 * For phase 1 SIM wehereby this EF is not available, a default | |
2511 * value of 1 hour shall be used according to TS 22.011 | |
2512 * chapter 3.2.2.5. In G23 this is managed by SIM entity that | |
2513 * will force this default value within SIM_INSERT_IND. | |
2514 */ | |
2515 if (!TIMERACTIVE(T_HPLMN)) | |
2516 { | |
2517 if (mm_data->first_attach_mem) | |
2518 { | |
2519 TRACE_EVENT_P1 ("Start initial HPLMN timer: %d min", 2); | |
2520 TIMERSTART(T_HPLMN, HPLMN_INITIAL_DELAY); | |
2521 } | |
2522 else | |
2523 { | |
2524 TRACE_EVENT_P1 ("Start HPLMN timer: %d", decihours); | |
2525 TIMERSTART(T_HPLMN, decihours * 360000); | |
2526 } | |
2527 }/* if timeractive*/ | |
2528 }/*end if mm_data->reg.op.m eq*/ | |
2529 else | |
2530 { | |
2531 reg_stop_hplmn_tim (); | |
2532 mm_data->first_attach_mem = FALSE; | |
2533 } | |
2534 | |
2535 }/* end if mm_full_service_pplmn,,,*/ | |
2536 else | |
2537 { | |
2538 reg_stop_hplmn_tim(); | |
2539 } | |
2540 /* Issue 31179 This timer is started for foreign mcc only for cingular */ | |
2541 if( mm_data->reg.is_cingular_sim AND !mm_data->first_attach) | |
2542 { | |
2543 T_plmn hplmn; | |
2544 reg_extract_hplmn (&hplmn); | |
2545 if(!TIMERACTIVE(T_HPLMN)) | |
2546 { | |
2547 if(memcmp(&(mm_data->reg.actual_plmn.mcc[0]), &(hplmn.mcc[0]), SIZE_MCC) NEQ 0) | |
2548 { | |
2549 TRACE_EVENT_P1 ("Start HPLMN timer: %d", decihours); | |
2550 TIMERSTART(T_HPLMN, decihours * 360000); | |
2551 } | |
2552 } | |
2553 } | |
2554 return; | |
2555 } | |
2556 | |
2557 | |
2558 /* | |
2559 +----------------------------------------------------------------------------+ | |
2560 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
2561 | STATE : code ROUTINE : reg_stop_hplmn_tim | | |
2562 +----------------------------------------------------------------------------+ | |
2563 | |
2564 PURPOSE : This function stops the HPLMN timer. | |
2565 */ | |
2566 | |
2567 GLOBAL void reg_stop_hplmn_tim (void) | |
2568 { | |
2569 GET_INSTANCE_DATA; | |
2570 TRACE_FUNCTION ("reg_stop_hplmn_tim()"); | |
2571 | |
2572 TRACE_EVENT("Stop HPLMN timer"); | |
2573 TIMERSTOP(T_HPLMN); | |
2574 mm_data->plmn_scan_mm = FALSE; | |
2575 } | |
2576 | |
2577 | |
2578 /* | |
2579 +----------------------------------------------------------------------------+ | |
2580 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
2581 | STATE : code ROUTINE : reg_plmn_in_pref_list | | |
2582 +----------------------------------------------------------------------------+ | |
2583 | |
2584 PURPOSE : This function returns TRUE if the PLMN belongs to the | |
2585 preferred list. | |
2586 */ | |
2587 | |
2588 GLOBAL BOOL reg_plmn_in_pref_list (const T_plmn *plmn) | |
2589 { | |
2590 GET_INSTANCE_DATA; | |
2591 USHORT i; | |
2592 TRACE_FUNCTION ("reg_plmn_in_pref_list()"); | |
2593 | |
2594 for (i = 0; i < MAX_PREF_PLMN_ID; i++) | |
2595 { | |
2596 T_plmn pref_plmn; | |
2597 | |
2598 reg_unpack_plmn (&pref_plmn, mm_data->reg.pref_plmn, i); | |
2599 if (!reg_plmn_empty (&pref_plmn)) | |
2600 { | |
2601 if (reg_plmn_equal_sim (plmn, &pref_plmn)) | |
2602 return TRUE; | |
2603 } | |
2604 } | |
2605 | |
2606 return FALSE; | |
2607 } | |
2608 | |
2609 | |
2610 /* | |
2611 +----------------------------------------------------------------------------+ | |
2612 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
2613 | STATE : code ROUTINE : reg_same_country_plmn | | |
2614 +----------------------------------------------------------------------------+ | |
2615 | |
2616 PURPOSE : This function returns TRUE if both PLMN belongs to the | |
2617 same country, handling the special case of NA (several | |
2618 MCC). | |
2619 */ | |
2620 | |
2621 GLOBAL BOOL reg_same_country_plmn (const T_plmn *plmn1, | |
2622 const T_plmn *plmn2) | |
2623 { | |
2624 /* TRACE_FUNCTION ("reg_same_country_plmn()"); */ /* Avoid too much traces */ | |
2625 | |
2626 if (reg_plmn_is_NA_plmn(plmn1)) | |
2627 return (reg_plmn_is_NA_plmn(plmn2)); | |
2628 else | |
2629 return (memcmp(&(plmn1->mcc[0]), &(plmn2->mcc[0]), SIZE_MCC) EQ 0); | |
2630 } | |
2631 | |
2632 | |
2633 /* | |
2634 +----------------------------------------------------------------------------+ | |
2635 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
2636 | STATE : code ROUTINE : reg_check_plmn_search | | |
2637 +----------------------------------------------------------------------------+ | |
2638 | |
2639 PURPOSE : This function checks whether a better PLMN has been found and, | |
2640 if so, starts automatic registration on this PLMN. | |
2641 In case the search has to be aborted for some reason (eg. | |
2642 MM is not in IDLE mode), the HPLMN search timer is started | |
2643 using a small value. | |
2644 */ | |
2645 | |
2646 GLOBAL void reg_check_plmn_search (USHORT cause, | |
2647 const T_RR_ABORT_IND *rr_abort_ind) | |
2648 { | |
2649 GET_INSTANCE_DATA; | |
2650 T_plmn plmn; | |
2651 BOOL success; | |
2652 | |
2653 TRACE_FUNCTION ("reg_check_plmn_search()"); | |
2654 | |
2655 if (mm_data->plmn_scan_mm) | |
2656 { | |
2657 /* | |
2658 * A MM search was ongoing | |
2659 */ | |
2660 switch (cause) | |
2661 { | |
2662 case MMCS_PLMN_NOT_IDLE_MODE: | |
2663 TRACE_EVENT ("PLMN scan aborted"); | |
2664 | |
2665 /* | |
2666 * PLMN scan has been aborted because not compatible with the | |
2667 * current activity of the MS. Restart timer with a small duration. | |
2668 * Bufferize / postpone this in a later implementation (Maybe). | |
2669 */ | |
2670 reg_check_hplmn_tim (HPLMN_REARM_DELAY); | |
2671 break; | |
2672 | |
2673 case MMCS_SUCCESS: | |
2674 /* | |
2675 * First we need to create the list of available PLMNs. We | |
2676 * are not interested in the ones belonging to a forbidden list | |
2677 * but we are still interested in the current RPLMN. | |
2678 * Criteria to start the PLMN selection will be: | |
2679 * 1) First PLMN in the list (higher priority) is not the RPLMN | |
2680 * 2) Either it is the HPLMN, | |
2681 * Or it is an other PLMN, which belongs to the same country | |
2682 * than the current VPLMN, and it belongs to the preferred | |
2683 * list ie it has not been inserted here to the randomization | |
2684 * of the PLMNs whose fieldstrength is higher than -85 dBm. | |
2685 */ | |
2686 | |
2687 reg_create_plmn_list (rr_abort_ind, WITH_RPLMN); | |
2688 | |
2689 success = FALSE; | |
2690 | |
2691 while (mm_data->reg.plmn_index < mm_data->reg.plmn_cnt) | |
2692 { | |
2693 reg_unpack_plmn (&plmn, mm_data->reg.plmn, mm_data->reg.plmn_index); | |
2694 | |
2695 if (reg_plmn_equal_sim (&plmn, &mm_data->reg.actual_plmn)) | |
2696 { | |
2697 TRACE_EVENT ("VPLMN hit - cancel"); | |
2698 break; | |
2699 } | |
2700 else if (reg_plmn_equal_hplmn (&plmn)) | |
2701 { | |
2702 /* fix for TC 26.7.4.5.4.4. Select a PLMN of Same country | |
2703 and not HPLMN if in International roaming only for Test sim.*/ | |
2704 if((mm_data->reg.op.ts EQ TS_NO_AVAIL) OR | |
2705 reg_same_country_plmn (&plmn, &mm_data->reg.actual_plmn)) | |
2706 { | |
2707 TRACE_EVENT ("HPLMN found - success"); | |
2708 success = TRUE; | |
2709 break; | |
2710 } | |
2711 else | |
2712 { | |
2713 mm_data->reg.plmn_index++; | |
2714 continue; | |
2715 } | |
2716 } | |
2717 else if (!reg_plmn_in_pref_list (&plmn)) | |
2718 { | |
2719 TRACE_EVENT ("PPLMN list end - cancel"); | |
2720 break; | |
2721 } | |
2722 else if(mm_data->reg.is_cingular_sim) | |
2723 { | |
2724 TRACE_EVENT ("better PLMN from HPLMN list in Cingular - success"); | |
2725 success = TRUE; | |
2726 break; | |
2727 } | |
2728 else if (reg_same_country_plmn (&plmn, &mm_data->reg.actual_plmn)) | |
2729 { | |
2730 TRACE_EVENT ("better PLMN same country - success"); | |
2731 success = TRUE; | |
2732 break; | |
2733 } | |
2734 else | |
2735 mm_data->reg.plmn_index++; | |
2736 } | |
2737 | |
2738 if (success) | |
2739 { | |
2740 TRACE_EVENT ("PPLMN rescan pass"); | |
2741 | |
2742 /* | |
2743 * An alternate network candidate has been found, so try to camp | |
2744 * on it. It the registration procedure fails, then the normal | |
2745 * automatic network selection procedure will apply. | |
2746 */ | |
2747 reg_select_network (&plmn); /*lint !e772 conceivably not initialized */ | |
2748 } | |
2749 else | |
2750 { | |
2751 TRACE_EVENT ("PPLMN rescan failed"); | |
2752 | |
2753 /* | |
2754 * PLMN rescan did not provide any interesting results, | |
2755 * so restart timer. | |
2756 */ | |
2757 reg_check_hplmn_tim (mm_data->reg.thplmn); | |
2758 } | |
2759 | |
2760 /* | |
2761 * Do not consider the forbidden PLMNs for MM's internal operation | |
2762 */ | |
2763 reg_create_plmn_list (rr_abort_ind, WITH_OTHER_PLMNS); | |
2764 break; | |
2765 | |
2766 case MMCS_SIM_REMOVED: | |
2767 /* | |
2768 * Not relevant for MM initiated search. | |
2769 */ | |
2770 break; | |
2771 | |
2772 default: | |
2773 TRACE_ERROR (UNEXPECTED_DEFAULT); | |
2774 break; | |
2775 } | |
2776 } | |
2777 | |
2778 mm_data->plmn_scan_mm = FALSE; | |
2779 mm_data->plmn_scan_mmi = FALSE; | |
2780 | |
2781 } | |
2782 | |
2783 /* | |
2784 +----------------------------------------------------------------------------+ | |
2785 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
2786 | STATE : code ROUTINE : reg_store_eqv_plmns | | |
2787 +----------------------------------------------------------------------------+ | |
2788 | |
2789 PURPOSE : This function checks whether a received equivalent PLMN list | |
2790 matches an already stored list. If no match then the new | |
2791 equivalent PLMN list overwrites the currently stored list. | |
2792 */ | |
2793 BOOL reg_store_eqv_plmns(T_eqv_plmn_list *rx_eplmn_list, T_plmn *plmn) | |
2794 { | |
2795 GET_INSTANCE_DATA; | |
2796 U8 i=0, j=0; | |
2797 T_plmn local_plmn; | |
2798 UBYTE local_store[EPLMNLIST_SIZE*UBYTES_PER_PLMN]; | |
2799 | |
2800 TRACE_FUNCTION ("reg_store_eqv_plmns()"); | |
2801 | |
2802 if (rx_eplmn_list->c_eqv_plmn > EPLMNLIST_SIZE) | |
2803 { | |
2804 rx_eplmn_list->c_eqv_plmn = 0; | |
2805 TRACE_ERROR ("count out of range"); | |
2806 return FALSE; | |
2807 } | |
2808 | |
2809 for (i=0; i < EPLMNLIST_SIZE - 1; i++) | |
2810 { | |
2811 /* Use 0xf as filler for 2 digit MNCs */ | |
2812 if (rx_eplmn_list->eqv_plmn[i].c_mnc EQ (SIZE_MNC-1)) | |
2813 rx_eplmn_list->eqv_plmn[i].mnc[SIZE_MNC-1] = 0xf; | |
2814 } | |
2815 | |
2816 /*Convert the new list into a MM-friendly format*/ | |
2817 reg_pack_plmn(local_store, 0, plmn); | |
2818 | |
2819 for(i=0;i<EPLMNLIST_SIZE-1;i++) | |
2820 { | |
2821 memcpy(&local_plmn.mcc, &rx_eplmn_list->eqv_plmn[i].mcc, SIZE_MCC); | |
2822 memcpy(&local_plmn.mnc, &rx_eplmn_list->eqv_plmn[i].mnc, SIZE_MNC); | |
2823 | |
2824 reg_pack_plmn(local_store, i+1, &local_plmn); | |
2825 } | |
2826 | |
2827 if(memcmp(local_store, mm_data->reg.eqv_plmns.eqv_plmn_list, EPLMNLIST_SIZE*UBYTES_PER_PLMN)) | |
2828 { | |
2829 /* The Equivalent PLMN list has changed */ | |
2830 | |
2831 /*Initialise EPLMN storage*/ | |
2832 memset (&mm_data->reg.eqv_plmns.eqv_plmn_list, 0xFF, EPLMNLIST_SIZE*UBYTES_PER_PLMN); | |
2833 | |
2834 /* Store Equivalent PLMNs */ | |
2835 for(i=0,j=0;i<EPLMNLIST_SIZE;i++) | |
2836 { | |
2837 T_plmn new_plmn; | |
2838 | |
2839 reg_unpack_plmn(&new_plmn, local_store, i); | |
2840 | |
2841 /* Remove any forbidden PLMNs from the new EPLMN list */ | |
2842 if(!reg_plmn_in_list(mm_data->reg.forb_plmn, MAX_FORB_PLMN_ID, &new_plmn)) | |
2843 reg_pack_plmn(mm_data->reg.eqv_plmns.eqv_plmn_list, j++, &new_plmn); | |
2844 } | |
2845 return(TRUE); | |
2846 } | |
2847 return(FALSE); | |
2848 } | |
2849 | |
2850 | |
2851 /* | |
2852 +----------------------------------------------------------------------------+ | |
2853 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
2854 | STATE : code ROUTINE : reg_read_acting_hplmn | | |
2855 +----------------------------------------------------------------------------+ | |
2856 | |
2857 PURPOSE : This function copies the AHPLMN value read from the SIM at poweron | |
2858 or after REFRESH command from network. | |
2859 */ | |
2860 GLOBAL void reg_read_acting_hplmn (const U8 acting_hplmn[]) | |
2861 { | |
2862 GET_INSTANCE_DATA; | |
2863 mm_data->reg.acting_hplmn.mcc[0] = acting_hplmn[0] &0x0f; | |
2864 mm_data->reg.acting_hplmn.mcc[1] = acting_hplmn[0] >> 4; | |
2865 mm_data->reg.acting_hplmn.mcc[2] = acting_hplmn[1] &0x0f; | |
2866 mm_data->reg.acting_hplmn.mnc[2] = acting_hplmn[1] >>4; | |
2867 mm_data->reg.acting_hplmn.mnc[0] = acting_hplmn[2] &0x0f; | |
2868 mm_data->reg.acting_hplmn.mnc[1] = acting_hplmn[2] >>4; | |
2869 } | |
2870 | |
2871 | |
2872 /* | |
2873 +----------------------------------------------------------------------------+ | |
2874 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
2875 | STATE : code ROUTINE : valid_acting_hplmn | | |
2876 +----------------------------------------------------------------------------+ | |
2877 | |
2878 PURPOSE : This function checks whether a received AHPLMN has the | |
2879 same MCC as the True-HPLMN and if yes then checks the | |
2880 validity of the MNC digits. Thus it checks the validity | |
2881 of AHPLMN received. | |
2882 */ | |
2883 | |
2884 BOOL valid_acting_hplmn(T_plmn *acting_hplmn) | |
2885 { | |
2886 GET_INSTANCE_DATA; | |
2887 T_plmn hplmn; | |
2888 | |
2889 UINT temp1=0x0F0F0F; | |
2890 | |
2891 /*This will be set to TRUE if AHPLMN is FFFFFF*/ | |
2892 mm_data->reg.acting_hplmn_invalid = FALSE; | |
2893 | |
2894 TRACE_FUNCTION ("valid_acting_hplmn()"); | |
2895 | |
2896 /* Extract HPLMN from IMSI and compare MCC of HPLMN and AHPLMN */ | |
2897 reg_extract_hplmn(&hplmn); | |
2898 | |
2899 /* Check If the AHPLMN contains FFFFFF */ | |
2900 | |
2901 if (!(memcmp(acting_hplmn->mcc,&temp1,SIZE_MCC) AND | |
2902 memcmp(acting_hplmn->mnc,&temp1,SIZE_MNC))) | |
2903 { | |
2904 mm_data->reg.acting_hplmn.v_plmn = V_PLMN_NOT_PRES; | |
2905 mm_data->reg.acting_hplmn_invalid = TRUE; | |
2906 return FALSE; | |
2907 } | |
2908 | |
2909 /* If MCC of HPLMN and AHPLMN differs invalidate AHPLMN */ | |
2910 if ( memcmp(acting_hplmn->mcc,mm_data->reg.imsi_struct.id,3) ) | |
2911 { | |
2912 mm_data->reg.acting_hplmn.v_plmn = V_PLMN_NOT_PRES; | |
2913 return FALSE; | |
2914 } | |
2915 | |
2916 if (acting_hplmn->mnc[0] EQ 0x0f OR | |
2917 acting_hplmn->mnc[1] EQ 0x0f ) | |
2918 { | |
2919 mm_data->reg.acting_hplmn.v_plmn = V_PLMN_NOT_PRES; | |
2920 return FALSE; | |
2921 } | |
2922 else | |
2923 { | |
2924 /* 1. If True HPLMN has only 2 mnc digits ignore 3rd digit of mnc in AHPLMN | |
2925 even if exists | |
2926 2. If True HPLMN has mnc as 3 digits but AHPLMN has only 2 OR if any | |
2927 of the mnc digits are 0xff,invalidate the AHPLMN | |
2928 */ | |
2929 if (mm_data->reg.length_mnc EQ 2 ) | |
2930 { | |
2931 acting_hplmn->mnc[2] = 0x0F; | |
2932 } | |
2933 else if(acting_hplmn->mnc[2] EQ 0xFF) | |
2934 { | |
2935 mm_data->reg.acting_hplmn.v_plmn = V_PLMN_NOT_PRES; | |
2936 return FALSE; | |
2937 } | |
2938 }/* else acting_hplmn->mnc */ | |
2939 | |
2940 mm_data->reg.acting_hplmn.v_plmn = V_PLMN_PRES; | |
2941 return TRUE; | |
2942 | |
2943 }/* end of valid_acting_hplmn */ | |
2944 | |
2945 /* | |
2946 +----------------------------------------------------------------------------+ | |
2947 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
2948 | STATE : code ROUTINE : reg_pack_plmn_fn..... | | |
2949 +----------------------------------------------------------------------------+ | |
2950 | |
2951 PURPOSE : This function packs a PLMN. | |
2952 */ | |
2953 | |
2954 LOCAL void reg_pack_plmn_fn (USHORT i, | |
2955 const T_RR_ABORT_IND *rr_abort_ind) | |
2956 { | |
2957 GET_INSTANCE_DATA; | |
2958 TRACE_FUNCTION ("reg_pack_plmn_fn()"); | |
2959 reg_pack_plmn (mm_data->reg.plmn, mm_data->reg.plmn_cnt, | |
2960 &rr_abort_ind->plmn[i]); | |
2961 mm_data->reg.plmn_rx[mm_data->reg.plmn_cnt] = rr_abort_ind->rxlevel[i]; | |
2962 mm_data->reg.plmn_lac[mm_data->reg.plmn_cnt] = rr_abort_ind->lac_list[i]; /* LOL 02.01.2003: added for EONS support */ | |
2963 mm_data->reg.plmn_cnt++; | |
2964 }/*reg_pack_plmn_fn*/ | |
2965 | |
2966 /* | |
2967 +--------------------------------------------------------------------+ | |
2968 | PROJECT : GSM-PS (6147) MODULE : MM_REG | | |
2969 | STATE : code ROUTINE : check_if_cingular_sim | | |
2970 +--------------------------------------------------------------------+ | |
2971 | |
2972 PURPOSE : This function checks whether inserted sim belong to | |
2973 Cingular Network.cingular_plmn_list contains the entire mcc and mnc of | |
2974 Cingular Network. Issue 31179 | |
2975 | |
2976 */ | |
2977 | |
2978 GLOBAL void check_if_cingular_sim(void) | |
2979 { | |
2980 GET_INSTANCE_DATA; | |
2981 USHORT plmn_index; | |
2982 T_plmn hplmn; | |
2983 reg_extract_hplmn (&hplmn); | |
2984 for(plmn_index = 0; plmn_index < MAX_CINGULAR_PLMN; plmn_index++) | |
2985 { | |
2986 if(reg_plmn_equal_sim (&hplmn, &cingular_plmn_list[plmn_index])) | |
2987 { | |
2988 mm_data->reg.is_cingular_sim = TRUE; | |
2989 break; | |
2990 } | |
2991 } | |
2992 } |