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comparison src/g23m-fad/ppp/ppp_arbp.c @ 1:fa8dc04885d8

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src/g23m-*: import from Magnetite
author Mychaela Falconia <falcon@freecalypso.org>
date Fri, 16 Oct 2020 06:25:50 +0000
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0:4e78acac3d88 1:fa8dc04885d8
1 /*
2 +-----------------------------------------------------------------------------
3 | Project :
4 | Modul :
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 is part of the entity PPP and implements all
18 | functions to handles the incoming primitives as described in
19 | the SDL-documentation (ARB-statemachine)
20 +-----------------------------------------------------------------------------
21 */
22
23 #ifndef PPP_ARBP_C
24 #define PPP_ARBP_C
25 #endif /* !PPP_ARBP_C */
26
27 #define ENTITY_PPP
28
29 /*==== INCLUDES =============================================================*/
30
31 #include "typedefs.h" /* to get Condat data types */
32 #include "vsi.h" /* to get a lot of macros */
33 #include "macdef.h" /* to get a lot of macros */
34 #include "custom.h" /* to get a lot of macros */
35 #include "gsm.h" /* to get a lot of macros */
36 #include "cnf_ppp.h" /* to get cnf-definitions */
37 #include "mon_ppp.h" /* to get mon-definitions */
38 #include "prim.h" /* to get the definitions of used SAP and directions */
39 #include "dti.h" /* to get the DTILIB definitions */
40 #include "ppp.h" /* to get the global entity definitions */
41
42 #include "ppp_rts.h" /* to get signal interface from rt */
43 #include "ppp_ptxs.h" /* to get signal interface from ptx */
44 #include "ppp_ftxs.h" /* to get signal interface from ftx */
45 #include "ppp_arbf.h" /* to get function interface from arb */
46 #include "ppp_lcps.h" /* to get signal interface from lcp */
47 #include "ppp_ncps.h" /* to get signal interface from ncp */
48 #include "ppp_paps.h" /* to get signal interface from pap */
49 #include "ppp_caps.h" /* to get signal interface from chap */
50
51 #include <string.h> /* to get strcmp */
52 #include <stdio.h> /* to get sprintf */
53
54 /*==== CONST ================================================================*/
55
56 /*==== LOCAL VARS ===========================================================*/
57
58 /*==== PRIVATE FUNCTIONS ====================================================*/
59
60 /*==== PUBLIC FUNCTIONS =====================================================*/
61
62 /*
63 +------------------------------------------------------------------------------
64 | Function : arb_ppp_establish_req
65 +------------------------------------------------------------------------------
66 | Description : Handles the primitive PPP_ESTABLISH_REQ
67 |
68 | Parameters : *ppp_establish_req - Ptr to primitive payload
69 |
70 +------------------------------------------------------------------------------
71 */
72 GLOBAL void arb_ppp_establish_req ( T_PPP_ESTABLISH_REQ *ppp_establish_req )
73 {
74 UBYTE open_channel=0;
75 TRACE_FUNCTION( "arb_ppp_establish_req" );
76
77 /*
78 * Open the DTI channels. Poll - because the VSI channel
79 * may not be ready at once.
80 */
81 switch( GET_STATE( PPP_SERVICE_ARB ) )
82 {
83 case ARB_DEAD:
84 ppp_data->ppp_cause = 0;
85 ppp_data->mode = ppp_establish_req->mode;
86 ppp_data->mru = ppp_establish_req->mru;
87
88 switch(ppp_data->mode)
89 {
90 case PPP_TRANSPARENT:
91 break;
92
93 case PPP_SERVER:
94 ppp_data->mc=ppp_establish_req->mc;
95 ppp_data->mt=ppp_establish_req->mt;
96 ppp_data->mf=ppp_establish_req->mf;
97 sig_arb_rt_parameters_req(ppp_establish_req->rt);
98 sig_arb_lcp_parameters_req(ppp_establish_req->mru,
99 ppp_establish_req->ap,
100 ppp_establish_req->accm);
101 sig_arb_ftx_blocked_mode_req();
102 sig_arb_ptx_blocked_mode_req();
103 break;
104
105 case PPP_CLIENT:
106 ppp_data->mc=ppp_establish_req->mc;
107 ppp_data->mt=ppp_establish_req->mt;
108 ppp_data->mf=ppp_establish_req->mf;
109 sig_arb_rt_parameters_req(ppp_establish_req->rt);
110 sig_arb_lcp_parameters_req(ppp_establish_req->mru,
111 ppp_establish_req->ap,
112 ppp_establish_req->accm);
113 /* login information for authentication for PAP or CHAP */
114 ppp_data->login = ppp_establish_req->login;
115 sig_arb_ncp_parameters_req(ppp_establish_req->ppp_hc,
116 PPP_MSID_DEFAULT,
117 ppp_establish_req->ip,
118 ppp_establish_req->dns1,
119 ppp_establish_req->dns2,
120 PPP_GATEWAY_DEFAULT);
121 sig_arb_ftx_blocked_mode_req();
122 sig_arb_ptx_blocked_mode_req();
123 break;
124
125 default:
126 TRACE_ERROR( "PPP_ESTABLISH_REQ with invalid parameter: mode" );
127 break;
128 }
129 break;
130 default:
131 TRACE_ERROR( "PPP_ESTABLISH_REQ unexpected" );
132 break;
133 } /* switch */
134
135 while ((dti_open(
136 ppp_data->ppphDTI,
137 PPP_INSTANCE,
138 PROT_LAYER,
139 PROT_CHANNEL,
140 PTX_QUEUE_SIZE,
141 ppp_establish_req->prot_direction,
142 DTI_QUEUE_WATERMARK,
143 DTI_VERSION_10,
144 ppp_establish_req->protocol_channel.protocol_entity,
145 ppp_establish_req->prot_link_id
146 ) EQ FALSE) && (open_channel < MAX_TRIES_OPEN_VSI_CHAN))
147 {
148 TRACE_EVENT("Problem to connect VSI channel to prot layer");
149 open_channel++;
150 }
151
152 if(open_channel < MAX_TRIES_OPEN_VSI_CHAN)
153 {
154 open_channel=0;
155
156 while ((dti_open(
157 ppp_data->ppphDTI,
158 PPP_INSTANCE,
159 PEER_LAYER,
160 PEER_CHANNEL,
161 FTX_QUEUE_SIZE,
162 ppp_establish_req->peer_direction,
163 DTI_QUEUE_WATERMARK,
164 DTI_VERSION_10,
165 ppp_establish_req->peer_channel.peer_entity,
166 ppp_establish_req->peer_link_id
167 ) EQ FALSE) && (open_channel < MAX_TRIES_OPEN_VSI_CHAN))
168 {
169 TRACE_EVENT("Problem to connect VSI channel to peer layer");
170 open_channel++;
171 }
172 }
173
174 /*
175 * Do nothing if VSI communication channels not opened
176 */
177
178 if(open_channel >= MAX_TRIES_OPEN_VSI_CHAN)
179 {
180 PALLOC (ppp_terminate_ind, PPP_TERMINATE_IND);
181 SET_STATE( PPP_SERVICE_ARB, ARB_DEAD );
182 sig_arb_ncp_down_req();
183 sig_arb_pap_down_req();
184 sig_arb_chap_down_req();
185 sig_arb_lcp_down_req();
186 sig_arb_ptx_dead_mode_req();
187 sig_arb_ftx_dead_mode_req();
188 arb_dti_close_prot_ind();
189 arb_dti_close_peer_ind();
190
191 /*
192 * set error code
193 */
194 ppp_data->ppp_cause = PPP_TERM_NO_CHANNEL;
195 ppp_terminate_ind->ppp_cause = ppp_data->ppp_cause;
196 PSEND (hCommMMI, ppp_terminate_ind);
197 }
198 PFREE(ppp_establish_req);
199 } /* arb_ppp_establish_req() */
200
201 /*
202 +------------------------------------------------------------------------------
203 | Function : arb_ppp_terminate_req
204 +------------------------------------------------------------------------------
205 | Description : Handles the primitive PPP_TERMINATE_REQ
206 |
207 | Parameters : *ppp_terminate_req - Ptr to primitive payload
208 |
209 +------------------------------------------------------------------------------
210 */
211 GLOBAL void arb_ppp_terminate_req ( T_PPP_TERMINATE_REQ *ppp_terminate_req )
212 {
213 TRACE_FUNCTION( "arb_ppp_terminate_req" );
214
215 TRACE_EVENT( "ACI requested Termination" );
216
217 switch( GET_STATE( PPP_SERVICE_ARB ) )
218 {
219 case ARB_PAP_ESTABLISH:
220 case ARB_PAP_RECONF:
221 SET_STATE( PPP_SERVICE_ARB, ARB_LCP_RECONF );
222 sig_arb_pap_down_req();
223 break;
224 case ARB_CHAP_ESTABLISH:
225 case ARB_CHAP_RECONF:
226 SET_STATE( PPP_SERVICE_ARB, ARB_LCP_RECONF );
227 sig_arb_chap_down_req();
228 break;
229 case ARB_PDP_WAIT:
230 SET_STATE( PPP_SERVICE_ARB, ARB_LCP_RECONF );
231 sig_any_rt_srt_req();
232 break;
233 }
234
235 switch( GET_STATE( PPP_SERVICE_ARB ) )
236 {
237 case ARB_IP:
238 sig_arb_ftx_blocked_mode_req();
239 sig_arb_ptx_blocked_mode_req();
240 case ARB_NCP_ESTABLISH:
241 case ARB_NCP_RECONF:
242 case ARB_NCP_MOD:
243 sig_arb_ncp_down_req();
244 case ARB_PDP_SENT:
245 case ARB_DEAD:
246 case ARB_LCP_ESTABLISH:
247 case ARB_LCP_PDP:
248 case ARB_LCP_NCP:
249 case ARB_LCP_RECONF:
250 case ARB_LCP_MOD:
251 if(ppp_data->arb.last_ipcp)
252 {
253 MFREE_DESC2(ppp_data->arb.last_ipcp);
254 ppp_data->arb.last_ipcp = NULL;
255 }
256 if(ppp_terminate_req->lower_layer EQ PPP_LOWER_LAYER_UP)
257 {
258 /*
259 * inform PPP-peer about termination
260 */
261 SET_STATE( PPP_SERVICE_ARB, ARB_LCP_RECONF );
262 /*
263 * set error code
264 */
265 if(ppp_data->ppp_cause EQ 0)
266 ppp_data->ppp_cause = PPP_TERM_OK_MMI;
267 sig_arb_lcp_close_req();
268 /* xxxxx close dti?! */
269 }
270 else
271 {
272 /*
273 * free all PPP resources and finish
274 */
275 PALLOC (ppp_terminate_ind, PPP_TERMINATE_IND);
276 SET_STATE( PPP_SERVICE_ARB, ARB_DEAD );
277 sig_arb_ncp_down_req();
278 sig_arb_pap_down_req();
279 sig_arb_chap_down_req();
280 sig_arb_lcp_down_req();
281 sig_arb_ptx_dead_mode_req();
282 sig_arb_ftx_dead_mode_req();
283 arb_dti_close_prot_ind();
284 arb_dti_close_peer_ind();
285
286 /*
287 * set error code
288 */
289 if(ppp_data->ppp_cause EQ 0)
290 ppp_data->ppp_cause = PPP_TERM_OK_MMI;
291 ppp_terminate_ind->ppp_cause = ppp_data->ppp_cause;
292 PSEND (hCommMMI, ppp_terminate_ind);
293 } /* end else */
294 break;
295 case ARB_TRANSPARENT:
296 {
297 PALLOC (ppp_terminate_ind, PPP_TERMINATE_IND);
298 SET_STATE( PPP_SERVICE_ARB, ARB_DEAD );
299 sig_arb_ncp_down_req();
300 sig_arb_pap_down_req();
301 sig_arb_chap_down_req();
302 sig_arb_lcp_down_req();
303 sig_arb_ptx_dead_mode_req();
304 sig_arb_ftx_dead_mode_req();
305
306 arb_dti_close_prot_ind();
307 arb_dti_close_peer_ind();
308
309 /*
310 * set error code
311 */
312 if(ppp_data->ppp_cause EQ 0)
313 ppp_data->ppp_cause = PPP_TERM_OK_MMI;
314 ppp_terminate_ind->ppp_cause = ppp_data->ppp_cause;
315 PSEND (hCommMMI, ppp_terminate_ind);
316 }
317 break;
318 default:
319 TRACE_ERROR( "PPP_TERMINATE_REQ unexpected" );
320 break;
321 }
322 PFREE(ppp_terminate_req);
323
324 } /* arb_ppp_terminate_req() */
325
326
327
328 /*
329 +------------------------------------------------------------------------------
330 | Function : arb_ppp_pdp_activate_res
331 +------------------------------------------------------------------------------
332 | Description : Handles the primitive PPP_PDP_ACTIVATE_RES
333 |
334 | Parameters : *ppp_pdp_activate_res - Ptr to primitive payload
335 |
336 +------------------------------------------------------------------------------
337 */
338 GLOBAL void arb_ppp_pdp_activate_res ( T_PPP_PDP_ACTIVATE_RES *ppp_pdp_activate_res )
339 {
340 ULONG dns1, dns2, gateway;
341 T_desc2* temp_desc;
342
343 TRACE_FUNCTION( "arb_ppp_pdp_activate_res" );
344 /*
345 * extract DNS addresses
346 */
347 arb_analyze_pco_list(&ppp_pdp_activate_res->sdu, &dns1, &dns2, &gateway);
348
349 TRACE_EVENT("PDP context activated");
350 TRACE_EVENT_P5("IP: %d.%d.%d.%d (%08x)",
351 ((ppp_pdp_activate_res->ip >> 24) & 0x000000ff),
352 ((ppp_pdp_activate_res->ip >> 16) & 0x000000ff),
353 ((ppp_pdp_activate_res->ip >> 8) & 0x000000ff),
354 ( ppp_pdp_activate_res->ip & 0x000000ff),
355 ppp_pdp_activate_res->ip);
356 if(dns1 NEQ 0)
357 {
358 TRACE_EVENT_P5("primary DNS: %d.%d.%d.%d (%08x)",
359 ((dns1 >> 24) & 0x000000ff),
360 ((dns1 >> 16) & 0x000000ff),
361 ((dns1 >> 8) & 0x000000ff),
362 ( dns1 & 0x000000ff),
363 dns1);
364 }
365 else
366 {
367 TRACE_EVENT("no primary DNS");
368 }
369 if(dns2 NEQ 0)
370 {
371 TRACE_EVENT_P5("secondary DNS: %d.%d.%d.%d (%08x)",
372 ((dns2 >> 24) & 0x000000ff),
373 ((dns2 >> 16) & 0x000000ff),
374 ((dns2 >> 8) & 0x000000ff),
375 ( dns2 & 0x000000ff),
376 dns2);
377 }
378 else
379 {
380 TRACE_EVENT("no secondary DNS");
381 }
382 if(gateway NEQ 0)
383 {
384 TRACE_EVENT_P5("Gateway: %d.%d.%d.%d (%08x)",
385 ((gateway >> 24) & 0x000000ff),
386 ((gateway >> 16) & 0x000000ff),
387 ((gateway >> 8) & 0x000000ff),
388 ( gateway & 0x000000ff),
389 gateway);
390 }
391 else
392 {
393 TRACE_EVENT("no Gateway");
394 }
395 if(ppp_pdp_activate_res->ppp_hc EQ PPP_HC_OFF)
396 {
397 TRACE_EVENT("do not use header compression");
398 }
399 else if(ppp_pdp_activate_res->ppp_hc EQ PPP_HC_VJ)
400 {
401 TRACE_EVENT("using VJ header compression");
402 }
403 /*
404 * set ncp parameters
405 */
406 sig_arb_ncp_parameters_req(ppp_pdp_activate_res->ppp_hc,
407 ppp_pdp_activate_res->msid,
408 ppp_pdp_activate_res->ip,
409 dns1,
410 dns2,
411 gateway);
412
413 switch( GET_STATE( PPP_SERVICE_ARB ) )
414 {
415 case ARB_LCP_PDP:
416 SET_STATE( PPP_SERVICE_ARB, ARB_LCP_NCP );
417 break;
418 case ARB_PDP_SENT:
419 SET_STATE( PPP_SERVICE_ARB, ARB_NCP_ESTABLISH );
420 sig_arb_ncp_open_req();
421 if(ppp_data->arb.last_ipcp)
422 {
423 temp_desc = ppp_data->arb.last_ipcp;
424 ppp_data->arb.last_ipcp = NULL;
425 sig_arb_ncp_packet_req(temp_desc);
426 }
427 break;
428 default:
429 TRACE_ERROR( "PPP_PDP_ACTIVATE_RES unexpected" );
430 break;
431 }
432 PFREE(ppp_pdp_activate_res);
433
434 } /* arb_ppp_pdp_activate_res() */
435
436
437
438 /*
439 +------------------------------------------------------------------------------
440 | Function : arb_ppp_pdp_activate_rej
441 +------------------------------------------------------------------------------
442 | Description : Handles the primitive PPP_PDP_ACTIVATE_REJ
443 |
444 | Parameters : *ppp_pdp_activate_rej - Ptr to primitive payload
445 |
446 +------------------------------------------------------------------------------
447 */
448 GLOBAL void arb_ppp_pdp_activate_rej ( T_PPP_PDP_ACTIVATE_REJ *ppp_pdp_activate_rej )
449 {
450 TRACE_FUNCTION( "arb_ppp_pdp_activate_rej" );
451
452 TRACE_EVENT_P1("PDP context activation rejected by the network (cause=%x)",
453 ppp_pdp_activate_rej->ppp_cause);
454 /*
455 * set error code
456 */
457 if(ppp_data->ppp_cause EQ 0)
458 ppp_data->ppp_cause = ppp_pdp_activate_rej->ppp_cause;
459
460 switch( GET_STATE( PPP_SERVICE_ARB ) )
461 {
462 case ARB_PDP_SENT:
463 case ARB_LCP_PDP:
464 SET_STATE( PPP_SERVICE_ARB, ARB_LCP_ESTABLISH );
465 if(ppp_data->arb.last_ipcp)
466 {
467 MFREE_DESC2(ppp_data->arb.last_ipcp);
468 ppp_data->arb.last_ipcp = NULL;
469 }
470 sig_arb_lcp_close_req();
471 break;
472 default:
473 TRACE_ERROR( "PPP_PDP_ACTIVATE_REJ unexpected" );
474 break;
475 }
476 PFREE(ppp_pdp_activate_rej);
477
478 } /* arb_ppp_pdp_activate_rej() */
479
480
481
482 /*
483 +------------------------------------------------------------------------------
484 | Function : arb_ppp_modification_req
485 +------------------------------------------------------------------------------
486 | Description : Handles the primitive PPP_MODIFICATION_REQ
487 |
488 | Parameters : *ppp_modification_req - Ptr to primitive payload
489 |
490 +------------------------------------------------------------------------------
491 */
492 GLOBAL void arb_ppp_modification_req ( T_PPP_MODIFICATION_REQ *ppp_modification_req )
493 {
494 TRACE_FUNCTION( "arb_ppp_modification_req" );
495
496 sig_arb_ncp_modify_hc_req(ppp_modification_req->ppp_hc,
497 ppp_modification_req->msid);
498
499 switch( GET_STATE( PPP_SERVICE_ARB ) )
500 {
501 case ARB_LCP_RECONF:
502 SET_STATE( PPP_SERVICE_ARB, ARB_LCP_MOD );
503 case ARB_LCP_MOD:
504 break;
505 case ARB_IP:
506 sig_arb_ftx_blocked_mode_req();
507 sig_arb_ptx_blocked_mode_req();
508 case ARB_NCP_RECONF:
509 SET_STATE( PPP_SERVICE_ARB, ARB_NCP_MOD );
510 case ARB_NCP_MOD:
511 sig_arb_ncp_open_req();
512 break;
513 default:
514 TRACE_ERROR( "PPP_MODIFICATION_REQ unexpected" );
515 break;
516 }
517 PFREE(ppp_modification_req);
518
519 } /* arb_ppp_modification_req() */