1 /******************************************************************************
3 * (C)Copyright 1998,1999 SysKonnect,
4 * a business unit of Schneider & Koch & Co. Datensysteme GmbH.
6 * See the file "skfddi.c" for further information.
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * The information in this file is provided "AS IS" without warranty.
15 ******************************************************************************/
18 Parameter Management Frame processing for SMT 7.2
27 #include "h/smtstate.h"
32 static const char ID_sccs[] = "@(#)pmf.c 1.37 97/08/04 (C) SK " ;
35 static int smt_authorize() ;
36 static int smt_check_set_count() ;
37 static const struct s_p_tab *smt_get_ptab() ;
38 static int smt_mib_phys() ;
42 #define MOFFSS(e) ((int)&(((struct fddi_mib *)0)->e))
43 #define MOFFSA(e) ((int) (((struct fddi_mib *)0)->e))
45 #define MOFFMS(e) ((int)&(((struct fddi_mib_m *)0)->e))
46 #define MOFFMA(e) ((int) (((struct fddi_mib_m *)0)->e))
48 #define MOFFAS(e) ((int)&(((struct fddi_mib_a *)0)->e))
49 #define MOFFAA(e) ((int) (((struct fddi_mib_a *)0)->e))
51 #define MOFFPS(e) ((int)&(((struct fddi_mib_p *)0)->e))
52 #define MOFFPA(e) ((int) (((struct fddi_mib_p *)0)->e))
55 #define AC_G 0x01 /* Get */
56 #define AC_GR 0x02 /* Get/Set */
57 #define AC_S 0x04 /* Set */
59 #define AC_GROUP 0x10 /* Group */
60 #define MS2BCLK(x) ((x)*12500L)
69 A LongAddress (6 byte)
73 static const struct s_p_tab {
74 u_short p_num ; /* parameter code */
75 u_char p_access ; /* access rights */
76 u_short p_offset ; /* offset in mib */
77 char p_swap[3] ; /* format string */
80 { SMT_P100A,AC_GROUP } ,
81 { SMT_P100B,AC_G, MOFFSS(fddiSMTStationId), "8" } ,
82 { SMT_P100D,AC_G, MOFFSS(fddiSMTOpVersionId), "S" } ,
83 { SMT_P100E,AC_G, MOFFSS(fddiSMTHiVersionId), "S" } ,
84 { SMT_P100F,AC_G, MOFFSS(fddiSMTLoVersionId), "S" } ,
85 { SMT_P1010,AC_G, MOFFSA(fddiSMTManufacturerData), "D" } ,
86 { SMT_P1011,AC_GR, MOFFSA(fddiSMTUserData), "D" } ,
87 { SMT_P1012,AC_G, MOFFSS(fddiSMTMIBVersionId), "S" } ,
89 /* StationConfigGrp */
90 { SMT_P1014,AC_GROUP } ,
91 { SMT_P1015,AC_G, MOFFSS(fddiSMTMac_Ct), "B" } ,
92 { SMT_P1016,AC_G, MOFFSS(fddiSMTNonMaster_Ct), "B" } ,
93 { SMT_P1017,AC_G, MOFFSS(fddiSMTMaster_Ct), "B" } ,
94 { SMT_P1018,AC_G, MOFFSS(fddiSMTAvailablePaths), "B" } ,
95 { SMT_P1019,AC_G, MOFFSS(fddiSMTConfigCapabilities),"S" } ,
96 { SMT_P101A,AC_GR, MOFFSS(fddiSMTConfigPolicy), "wS" } ,
97 { SMT_P101B,AC_GR, MOFFSS(fddiSMTConnectionPolicy),"wS" } ,
98 { SMT_P101D,AC_GR, MOFFSS(fddiSMTTT_Notify), "wS" } ,
99 { SMT_P101E,AC_GR, MOFFSS(fddiSMTStatRptPolicy), "bB" } ,
100 { SMT_P101F,AC_GR, MOFFSS(fddiSMTTrace_MaxExpiration),"lL" } ,
101 { SMT_P1020,AC_G, MOFFSA(fddiSMTPORTIndexes), "II" } ,
102 { SMT_P1021,AC_G, MOFFSS(fddiSMTMACIndexes), "I" } ,
103 { SMT_P1022,AC_G, MOFFSS(fddiSMTBypassPresent), "F" } ,
106 { SMT_P1028,AC_GROUP } ,
107 { SMT_P1029,AC_G, MOFFSS(fddiSMTECMState), "E" } ,
108 { SMT_P102A,AC_G, MOFFSS(fddiSMTCF_State), "E" } ,
109 { SMT_P102C,AC_G, MOFFSS(fddiSMTRemoteDisconnectFlag),"F" } ,
110 { SMT_P102D,AC_G, MOFFSS(fddiSMTStationStatus), "E" } ,
111 { SMT_P102E,AC_G, MOFFSS(fddiSMTPeerWrapFlag), "F" } ,
113 /* MIBOperationGrp */
114 { SMT_P1032,AC_GROUP } ,
115 { SMT_P1033,AC_G, MOFFSA(fddiSMTTimeStamp),"P" } ,
116 { SMT_P1034,AC_G, MOFFSA(fddiSMTTransitionTimeStamp),"P" } ,
117 /* NOTE : SMT_P1035 is already swapped ! SMT_P_SETCOUNT */
118 { SMT_P1035,AC_G, MOFFSS(fddiSMTSetCount),"4P" } ,
119 { SMT_P1036,AC_G, MOFFSS(fddiSMTLastSetStationId),"8" } ,
121 { SMT_P103C,AC_S, 0, "wS" } ,
125 * only accessible locally to get/set passwd
127 { SMT_P10F0,AC_GR, MOFFSA(fddiPRPMFPasswd), "8" } ,
128 { SMT_P10F1,AC_GR, MOFFSS(fddiPRPMFStation), "8" } ,
130 { SMT_P10F2,AC_GR, MOFFSS(fddiESSPayload), "lL" } ,
131 { SMT_P10F3,AC_GR, MOFFSS(fddiESSOverhead), "lL" } ,
132 { SMT_P10F4,AC_GR, MOFFSS(fddiESSMaxTNeg), "lL" } ,
133 { SMT_P10F5,AC_GR, MOFFSS(fddiESSMinSegmentSize), "lL" } ,
134 { SMT_P10F6,AC_GR, MOFFSS(fddiESSCategory), "lL" } ,
135 { SMT_P10F7,AC_GR, MOFFSS(fddiESSSynchTxMode), "wS" } ,
138 { SMT_P10F8,AC_GR, MOFFSS(fddiSBACommand), "bF" } ,
139 { SMT_P10F9,AC_GR, MOFFSS(fddiSBAAvailable), "bF" } ,
142 { SMT_P200A,AC_GROUP } ,
143 { SMT_P200B,AC_G, MOFFMS(fddiMACFrameStatusFunctions),"S" } ,
144 { SMT_P200D,AC_G, MOFFMS(fddiMACT_MaxCapabilitiy),"T" } ,
145 { SMT_P200E,AC_G, MOFFMS(fddiMACTVXCapabilitiy),"T" } ,
148 { SMT_P2014,AC_GROUP } ,
149 { SMT_P2016,AC_G, MOFFMS(fddiMACAvailablePaths), "B" } ,
150 { SMT_P2017,AC_G, MOFFMS(fddiMACCurrentPath), "S" } ,
151 { SMT_P2018,AC_G, MOFFMS(fddiMACUpstreamNbr), "A" } ,
152 { SMT_P2019,AC_G, MOFFMS(fddiMACDownstreamNbr), "A" } ,
153 { SMT_P201A,AC_G, MOFFMS(fddiMACOldUpstreamNbr), "A" } ,
154 { SMT_P201B,AC_G, MOFFMS(fddiMACOldDownstreamNbr),"A" } ,
155 { SMT_P201D,AC_G, MOFFMS(fddiMACDupAddressTest), "E" } ,
156 { SMT_P2020,AC_GR, MOFFMS(fddiMACRequestedPaths), "wS" } ,
157 { SMT_P2021,AC_G, MOFFMS(fddiMACDownstreamPORTType),"E" } ,
158 { SMT_P2022,AC_G, MOFFMS(fddiMACIndex), "S" } ,
161 { SMT_P2028,AC_GROUP } ,
162 { SMT_P2029,AC_G, MOFFMS(fddiMACSMTAddress), "A" } ,
165 { SMT_P2032,AC_GROUP } ,
166 { SMT_P2033,AC_G, MOFFMS(fddiMACT_Req), "T" } ,
167 { SMT_P2034,AC_G, MOFFMS(fddiMACT_Neg), "T" } ,
168 { SMT_P2035,AC_G, MOFFMS(fddiMACT_Max), "T" } ,
169 { SMT_P2036,AC_G, MOFFMS(fddiMACTvxValue), "T" } ,
170 { SMT_P2038,AC_G, MOFFMS(fddiMACT_Pri0), "T" } ,
171 { SMT_P2039,AC_G, MOFFMS(fddiMACT_Pri1), "T" } ,
172 { SMT_P203A,AC_G, MOFFMS(fddiMACT_Pri2), "T" } ,
173 { SMT_P203B,AC_G, MOFFMS(fddiMACT_Pri3), "T" } ,
174 { SMT_P203C,AC_G, MOFFMS(fddiMACT_Pri4), "T" } ,
175 { SMT_P203D,AC_G, MOFFMS(fddiMACT_Pri5), "T" } ,
176 { SMT_P203E,AC_G, MOFFMS(fddiMACT_Pri6), "T" } ,
180 { SMT_P2046,AC_GROUP } ,
181 { SMT_P2047,AC_G, MOFFMS(fddiMACFrame_Ct), "C" } ,
182 { SMT_P2048,AC_G, MOFFMS(fddiMACCopied_Ct), "C" } ,
183 { SMT_P2049,AC_G, MOFFMS(fddiMACTransmit_Ct), "C" } ,
184 { SMT_P204A,AC_G, MOFFMS(fddiMACToken_Ct), "C" } ,
185 { SMT_P2051,AC_G, MOFFMS(fddiMACError_Ct), "C" } ,
186 { SMT_P2052,AC_G, MOFFMS(fddiMACLost_Ct), "C" } ,
187 { SMT_P2053,AC_G, MOFFMS(fddiMACTvxExpired_Ct), "C" } ,
188 { SMT_P2054,AC_G, MOFFMS(fddiMACNotCopied_Ct), "C" } ,
189 { SMT_P2056,AC_G, MOFFMS(fddiMACRingOp_Ct), "C" } ,
191 /* FrameErrorConditionGrp */
192 { SMT_P205A,AC_GROUP } ,
193 { SMT_P205F,AC_GR, MOFFMS(fddiMACFrameErrorThreshold),"wS" } ,
194 { SMT_P2060,AC_G, MOFFMS(fddiMACFrameErrorRatio), "S" } ,
196 /* NotCopiedConditionGrp */
197 { SMT_P2064,AC_GROUP } ,
198 { SMT_P2067,AC_GR, MOFFMS(fddiMACNotCopiedThreshold),"wS" } ,
199 { SMT_P2069,AC_G, MOFFMS(fddiMACNotCopiedRatio), "S" } ,
202 { SMT_P206E,AC_GROUP } ,
203 { SMT_P206F,AC_G, MOFFMS(fddiMACRMTState), "S" } ,
204 { SMT_P2070,AC_G, MOFFMS(fddiMACDA_Flag), "F" } ,
205 { SMT_P2071,AC_G, MOFFMS(fddiMACUNDA_Flag), "F" } ,
206 { SMT_P2072,AC_G, MOFFMS(fddiMACFrameErrorFlag), "F" } ,
207 { SMT_P2073,AC_G, MOFFMS(fddiMACNotCopiedFlag), "F" } ,
208 { SMT_P2074,AC_G, MOFFMS(fddiMACMA_UnitdataAvailable),"F" } ,
209 { SMT_P2075,AC_G, MOFFMS(fddiMACHardwarePresent), "F" } ,
210 { SMT_P2076,AC_GR, MOFFMS(fddiMACMA_UnitdataEnable),"bF" } ,
214 * only accessible locally to get/set TMIN
216 { SMT_P20F0,AC_NA } ,
217 { SMT_P20F1,AC_GR, MOFFMS(fddiMACT_Min), "lT" } ,
219 /* Path Attributes */
221 * DON't swap 320B,320F,3210: they are already swapped in swap_para()
223 { SMT_P320A,AC_GROUP } ,
224 { SMT_P320B,AC_G, MOFFAS(fddiPATHIndex), "r" } ,
225 { SMT_P320F,AC_GR, MOFFAS(fddiPATHSbaPayload), "l4" } ,
226 { SMT_P3210,AC_GR, MOFFAS(fddiPATHSbaOverhead), "l4" } ,
227 /* fddiPATHConfiguration */
228 { SMT_P3212,AC_G, 0, "" } ,
229 { SMT_P3213,AC_GR, MOFFAS(fddiPATHT_Rmode), "lT" } ,
230 { SMT_P3214,AC_GR, MOFFAS(fddiPATHSbaAvailable), "lL" } ,
231 { SMT_P3215,AC_GR, MOFFAS(fddiPATHTVXLowerBound), "lT" } ,
232 { SMT_P3216,AC_GR, MOFFAS(fddiPATHT_MaxLowerBound),"lT" } ,
233 { SMT_P3217,AC_GR, MOFFAS(fddiPATHMaxT_Req), "lT" } ,
235 /* Port Attributes */
237 { SMT_P400A,AC_GROUP } ,
238 { SMT_P400C,AC_G, MOFFPS(fddiPORTMy_Type), "E" } ,
239 { SMT_P400D,AC_G, MOFFPS(fddiPORTNeighborType), "E" } ,
240 { SMT_P400E,AC_GR, MOFFPS(fddiPORTConnectionPolicies),"bB" } ,
241 { SMT_P400F,AC_G, MOFFPS(fddiPORTMacIndicated), "2" } ,
242 { SMT_P4010,AC_G, MOFFPS(fddiPORTCurrentPath), "E" } ,
243 { SMT_P4011,AC_GR, MOFFPA(fddiPORTRequestedPaths), "l4" } ,
244 { SMT_P4012,AC_G, MOFFPS(fddiPORTMACPlacement), "S" } ,
245 { SMT_P4013,AC_G, MOFFPS(fddiPORTAvailablePaths), "B" } ,
246 { SMT_P4016,AC_G, MOFFPS(fddiPORTPMDClass), "E" } ,
247 { SMT_P4017,AC_G, MOFFPS(fddiPORTConnectionCapabilities), "B"} ,
248 { SMT_P401D,AC_G, MOFFPS(fddiPORTIndex), "R" } ,
251 { SMT_P401E,AC_GROUP } ,
252 { SMT_P401F,AC_GR, MOFFPS(fddiPORTMaint_LS), "wE" } ,
253 { SMT_P4021,AC_G, MOFFPS(fddiPORTBS_Flag), "F" } ,
254 { SMT_P4022,AC_G, MOFFPS(fddiPORTPC_LS), "E" } ,
257 { SMT_P4028,AC_GROUP } ,
258 { SMT_P4029,AC_G, MOFFPS(fddiPORTEBError_Ct), "C" } ,
259 { SMT_P402A,AC_G, MOFFPS(fddiPORTLCTFail_Ct), "C" } ,
262 { SMT_P4032,AC_GROUP } ,
263 { SMT_P4033,AC_G, MOFFPS(fddiPORTLer_Estimate), "F" } ,
264 { SMT_P4034,AC_G, MOFFPS(fddiPORTLem_Reject_Ct), "C" } ,
265 { SMT_P4035,AC_G, MOFFPS(fddiPORTLem_Ct), "C" } ,
266 { SMT_P403A,AC_GR, MOFFPS(fddiPORTLer_Cutoff), "bB" } ,
267 { SMT_P403B,AC_GR, MOFFPS(fddiPORTLer_Alarm), "bB" } ,
270 { SMT_P403C,AC_GROUP } ,
271 { SMT_P403D,AC_G, MOFFPS(fddiPORTConnectState), "E" } ,
272 { SMT_P403E,AC_G, MOFFPS(fddiPORTPCMStateX), "E" } ,
273 { SMT_P403F,AC_G, MOFFPS(fddiPORTPC_Withhold), "E" } ,
274 { SMT_P4040,AC_G, MOFFPS(fddiPORTLerFlag), "F" } ,
275 { SMT_P4041,AC_G, MOFFPS(fddiPORTHardwarePresent),"F" } ,
277 { SMT_P4046,AC_S, 0, "wS" } ,
284 static SMbuf *smt_build_pmf_response() ;
286 void smt_pmf_received_pack(smc,mb,local)
291 struct smt_header *sm ;
294 sm = smtod(mb,struct smt_header *) ;
295 DB_SMT("SMT: processing PMF frame at %x len %d\n",sm,mb->sm_len) ;
297 dump_smt(smc,sm,"PMF Received") ;
300 * Start the watchdog: It may be a long, long packet and
301 * maybe the watchdog occurs ...
303 smt_start_watchdog(smc) ;
305 if (sm->smt_class == SMT_PMF_GET ||
306 sm->smt_class == SMT_PMF_SET) {
307 reply = smt_build_pmf_response(smc,sm,
308 sm->smt_class == SMT_PMF_SET,local) ;
310 sm = smtod(reply,struct smt_header *) ;
312 dump_smt(smc,sm,"PMF Reply") ;
314 smt_send_frame(smc,reply,FC_SMT_INFO,local) ;
319 extern SMbuf *smt_get_mbuf() ;
321 static SMbuf *smt_build_pmf_response(smc,req,set,local)
323 struct smt_header *req ;
328 struct smt_header *smt ;
329 struct smt_para *pa ;
330 struct smt_p_reason *res ;
331 const struct s_p_tab *pt ;
337 SK_LOC_DECL(struct s_pcon,pcon) ;
338 SK_LOC_DECL(struct s_pcon,set_pcon) ;
343 if (!(mb = smt_get_mbuf(smc)))
346 smt = smtod(mb, struct smt_header *) ;
347 smt->smt_dest = req->smt_source ; /* DA == source of request */
348 smt->smt_class = req->smt_class ; /* same class (GET/SET) */
349 smt->smt_type = SMT_REPLY ;
350 smt->smt_version = SMT_VID_2 ;
351 smt->smt_tid = req->smt_tid ; /* same TID */
356 * setup parameter status
358 pcon.pc_len = SMT_MAX_INFO_LEN ; /* max para length */
359 pcon.pc_err = 0 ; /* no error */
360 pcon.pc_badset = 0 ; /* no bad set count */
361 pcon.pc_p = (void *) (smt + 1) ; /* paras start here */
364 * check authoriziation and set count
368 if (!local && smt_authorize(smc,req))
369 error = SMT_RDF_AUTHOR ;
370 else if (smt_check_set_count(smc,req))
371 pcon.pc_badset = SMT_RDF_BADSET ;
374 * add reason code and all mandatory parameters
376 res = (struct smt_p_reason *) pcon.pc_p ;
377 smt_add_para(smc,&pcon,(u_short) SMT_P_REASON,0,0) ;
378 smt_add_para(smc,&pcon,(u_short) SMT_P1033,0,0) ;
379 /* update 1035 and 1036 later if set */
381 smt_add_para(smc,&pcon,(u_short) SMT_P1035,0,0) ;
382 smt_add_para(smc,&pcon,(u_short) SMT_P1036,0,0) ;
384 pcon.pc_err = error ;
386 pa = (struct smt_para *) (req + 1) ;
388 * process list of paras
390 while (!pcon.pc_err && len > 0 ) {
391 if (((u_short)len < pa->p_len + PARA_LEN) || (pa->p_len & 3)) {
392 pcon.pc_err = SMT_RDF_LENGTH ;
396 if (((range = (pa->p_type & 0xf000)) == 0x2000) ||
397 range == 0x3000 || range == 0x4000) {
399 * get index for PART,MAC ad PATH group
401 index = *((u_char *)pa + PARA_LEN + 3) ;/* index */
403 if (!set && (pa->p_len != 4)) {
404 pcon.pc_err = SMT_RDF_LENGTH ;
407 if (!index && !set) {
411 idx_end = index - 1 + NUMMACS ;
415 idx_end = index - 1 + NUMPATHS ;
419 idx_end = index - 1 + NUMPHYS ;
421 if (smc->s.sas == SMT_SAS)
422 idx_end = INDEX_PORT ;
430 * smt group has no index
432 if (!set && (pa->p_len != 0)) {
433 pcon.pc_err = SMT_RDF_LENGTH ;
439 while (index <= idx_end) {
442 * add all paras of group
444 pt = smt_get_ptab(pa->p_type) ;
445 if (pt && pt->p_access == AC_GROUP && !set) {
447 while (pt->p_access == AC_G ||
448 pt->p_access == AC_GR) {
449 smt_add_para(smc,&pcon,pt->p_num,
456 * AUTHORIZATION in get/set
459 else if (pa->p_type != SMT_P_AUTHOR &&
460 (!set || (pa->p_type != SMT_P1035))) {
462 if (pcon.pc_badset) {
463 smt_add_para(smc,&pcon,pa->p_type,
467 st = smt_set_para(smc,pa,index,local,1);
469 * return para even if error
471 smt_add_para(smc,&pcon,pa->p_type,
476 if (pt && pt->p_access == AC_S) {
480 smt_add_para(smc,&pcon,pa->p_type,
488 len -= pa->p_len + PARA_LEN ;
489 pa = (struct smt_para *) ((char *)pa + pa->p_len + PARA_LEN) ;
491 smt->smt_len = SMT_MAX_INFO_LEN - pcon.pc_len ;
492 mb->sm_len = smt->smt_len + sizeof(struct smt_header) ;
494 /* update reason code */
495 res->rdf_reason = pcon.pc_badset ? pcon.pc_badset :
496 pcon.pc_err ? pcon.pc_err : SMT_RDF_SUCCESS ;
497 if (set && (res->rdf_reason == SMT_RDF_SUCCESS)) {
499 * increment set count
501 * store station id of last set
503 smc->mib.fddiSMTSetCount.count++ ;
504 smt_set_timestamp(smc,smc->mib.fddiSMTSetCount.timestamp) ;
505 smc->mib.fddiSMTLastSetStationId = req->smt_sid ;
506 smt_add_para(smc,&set_pcon,(u_short) SMT_P1035,0,0) ;
507 smt_add_para(smc,&set_pcon,(u_short) SMT_P1036,0,0) ;
512 extern void *sm_to_para() ;
514 static int smt_authorize(smc,sm)
516 struct smt_header *sm ;
518 struct smt_para *pa ;
523 * check source station id if not zero
525 p = (char *) &smc->mib.fddiPRPMFStation ;
526 for (i = 0 ; i < 8 && !p[i] ; i++)
529 if (memcmp((char *) &sm->smt_sid,
530 (char *) &smc->mib.fddiPRPMFStation,8))
534 * check authoriziation parameter if passwd not zero
536 p = (char *) smc->mib.fddiPRPMFPasswd ;
537 for (i = 0 ; i < 8 && !p[i] ; i++)
540 pa = (struct smt_para *) sm_to_para(smc,sm,SMT_P_AUTHOR) ;
545 if (memcmp((char *)(pa+1),(char *)smc->mib.fddiPRPMFPasswd,8))
551 static int smt_check_set_count(smc,sm)
553 struct smt_header *sm ;
555 struct smt_para *pa ;
556 struct smt_p_setcount *sc ;
558 pa = (struct smt_para *) sm_to_para(smc,sm,SMT_P1035) ;
560 sc = (struct smt_p_setcount *) pa ;
561 if ((smc->mib.fddiSMTSetCount.count != sc->count) ||
562 memcmp((char *) smc->mib.fddiSMTSetCount.timestamp,
563 (char *)sc->timestamp,8))
569 void smt_add_para(smc,pcon,para,index,local)
571 struct s_pcon *pcon ;
576 struct smt_para *pa ;
577 const struct s_p_tab *pt ;
578 struct fddi_mib_m *mib_m = 0 ;
579 struct fddi_mib_p *mib_p = 0 ;
600 * actions don't have a value
602 pt = smt_get_ptab(para) ;
603 if (pt && pt->p_access == AC_S)
606 to = (char *) (pcon->pc_p) ; /* destination pointer */
607 len = pcon->pc_len ; /* free space */
608 plen = len ; /* remember start length */
609 pa = (struct smt_para *) to ; /* type/length pointer */
610 to += PARA_LEN ; /* skip smt_para */
613 * set index if required
615 if (((range = (para & 0xf000)) == 0x2000) ||
616 range == 0x3000 || range == 0x4000) {
626 mac = index - INDEX_MAC ;
627 path = index - INDEX_PATH ;
628 port = index - INDEX_PORT ;
635 mib_addr = (char *) (&smc->mib) ;
638 if (mac < 0 || mac >= NUMMACS) {
639 pcon->pc_err = SMT_RDF_NOPARAM ;
642 mib_addr = (char *) (&smc->mib.m[mac]) ;
643 mib_m = (struct fddi_mib_m *) mib_addr ;
646 if (path < 0 || path >= NUMPATHS) {
647 pcon->pc_err = SMT_RDF_NOPARAM ;
650 mib_addr = (char *) (&smc->mib.a[path]) ;
653 if (port < 0 || port >= smt_mib_phys(smc)) {
654 pcon->pc_err = SMT_RDF_NOPARAM ;
657 mib_addr = (char *) (&smc->mib.p[port_to_mib(smc,port)]) ;
658 mib_p = (struct fddi_mib_p *) mib_addr ;
662 * check special paras
682 pcon->pc_err = SMT_RDF_NOPARAM ;
692 mac_update_counter(smc) ;
695 mib_p->fddiPORTPC_LS = LS2MIB(
696 sm_pm_get_ls(smc,port_to_mib(smc,port))) ;
699 * (u_long *) to = 0 ;
702 case SMT_P1033 : /* time stamp */
703 smt_set_timestamp(smc,smc->mib.fddiSMTTimeStamp) ;
706 case SMT_P1020: /* port indexes */
708 swap = "IIIIIIIIIIII" ;
711 if (smc->s.sas == SMT_SAS)
717 swap = "IIIIIIIIIIIIIIIIIIIIIIII" ;
726 sp_len = cem_build_path(smc,to,path) ;
729 case SMT_P1048 : /* peer wrap condition */
731 struct smt_p_1048 *sp ;
732 sp = (struct smt_p_1048 *) to ;
733 sp->p1048_flag = smc->mib.fddiSMTPeerWrapFlag ;
734 sp->p1048_cf_state = smc->mib.fddiSMTCF_State ;
735 sp_len = sizeof(struct smt_p_1048) ;
740 struct smt_p_208c *sp ;
741 sp = (struct smt_p_208c *) to ;
743 smc->mib.m[MAC0].fddiMACDuplicateAddressCond ;
744 sp->p208c_dupcondition =
745 (mib_m->fddiMACDA_Flag ? SMT_ST_MY_DUPA : 0) |
746 (mib_m->fddiMACUNDA_Flag ? SMT_ST_UNA_DUPA : 0);
748 mib_m->fddiMACSMTAddress ;
749 sp->p208c_fddiunalong =
750 mib_m->fddiMACUpstreamNbr ;
752 sp_len = sizeof(struct smt_p_208c) ;
755 case SMT_P208D : /* frame error condition */
757 struct smt_p_208d *sp ;
758 sp = (struct smt_p_208d *) to ;
760 mib_m->fddiMACFrameErrorFlag ;
762 mib_m->fddiMACFrame_Ct ;
764 mib_m->fddiMACError_Ct ;
766 mib_m->fddiMACLost_Ct ;
768 mib_m->fddiMACFrameErrorRatio ;
769 sp_len = sizeof(struct smt_p_208d) ;
772 case SMT_P208E : /* not copied condition */
774 struct smt_p_208e *sp ;
775 sp = (struct smt_p_208e *) to ;
777 mib_m->fddiMACNotCopiedFlag ;
778 sp->p208e_not_copied =
779 mib_m->fddiMACNotCopied_Ct ;
781 mib_m->fddiMACCopied_Ct ;
782 sp->p208e_not_copied_ratio =
783 mib_m->fddiMACNotCopiedRatio ;
784 sp_len = sizeof(struct smt_p_208e) ;
787 case SMT_P208F : /* neighbor change event */
789 struct smt_p_208f *sp ;
790 sp = (struct smt_p_208f *) to ;
792 mib_m->fddiMACMultiple_N ;
793 sp->p208f_nacondition =
794 mib_m->fddiMACDuplicateAddressCond ;
796 mib_m->fddiMACOldUpstreamNbr ;
798 mib_m->fddiMACUpstreamNbr ;
800 mib_m->fddiMACOldDownstreamNbr ;
802 mib_m->fddiMACDownstreamNbr ;
803 sp->p208f_curren_path =
804 mib_m->fddiMACCurrentPath ;
805 sp->p208f_smt_address =
806 mib_m->fddiMACSMTAddress ;
807 sp_len = sizeof(struct smt_p_208f) ;
812 struct smt_p_2090 *sp ;
813 sp = (struct smt_p_2090 *) to ;
815 mib_m->fddiMACMultiple_P ;
816 sp->p2090_availablepaths =
817 mib_m->fddiMACAvailablePaths ;
818 sp->p2090_currentpath =
819 mib_m->fddiMACCurrentPath ;
820 sp->p2090_requestedpaths =
821 mib_m->fddiMACRequestedPaths ;
822 sp_len = sizeof(struct smt_p_2090) ;
827 struct smt_p_4050 *sp ;
828 sp = (struct smt_p_4050 *) to ;
830 mib_p->fddiPORTLerFlag ;
833 mib_p->fddiPORTLer_Cutoff ; ;
835 mib_p->fddiPORTLer_Alarm ; ;
837 mib_p->fddiPORTLer_Estimate ;
838 sp->p4050_reject_ct =
839 mib_p->fddiPORTLem_Reject_Ct ;
841 mib_p->fddiPORTLem_Ct ;
842 sp_len = sizeof(struct smt_p_4050) ;
848 struct smt_p_4051 *sp ;
849 sp = (struct smt_p_4051 *) to ;
851 mib_p->fddiPORTMultiple_U ;
853 mib_p->fddiPORTMy_Type ;
854 sp->p4051_connectstate =
855 mib_p->fddiPORTConnectState ; ;
856 sp->p4051_pc_neighbor =
857 mib_p->fddiPORTNeighborType ;
858 sp->p4051_pc_withhold =
859 mib_p->fddiPORTPC_Withhold ;
860 sp_len = sizeof(struct smt_p_4051) ;
865 struct smt_p_4052 *sp ;
866 sp = (struct smt_p_4052 *) to ;
868 mib_p->fddiPORTEB_Condition ;
869 sp->p4052_eberrorcount =
870 mib_p->fddiPORTEBError_Ct ;
871 sp_len = sizeof(struct smt_p_4052) ;
876 struct smt_p_4053 *sp ;
877 sp = (struct smt_p_4053 *) to ;
879 mib_p->fddiPORTMultiple_P ; ;
880 sp->p4053_availablepaths =
881 mib_p->fddiPORTAvailablePaths ;
882 sp->p4053_currentpath =
883 mib_p->fddiPORTCurrentPath ;
884 memcpy( (char *) &sp->p4053_requestedpaths,
885 (char *) mib_p->fddiPORTRequestedPaths,4) ;
887 mib_p->fddiPORTMy_Type ;
888 sp->p4053_neighbortype =
889 mib_p->fddiPORTNeighborType ;
890 sp_len = sizeof(struct smt_p_4053) ;
900 pcon->pc_err = (para & 0xff00) ? SMT_RDF_NOPARAM :
905 * check access rights
907 switch (pt->p_access) {
912 pcon->pc_err = SMT_RDF_ILLEGAL ;
915 from = mib_addr + pt->p_offset ;
917 swap = pt->p_swap ; /* pointer to swap string */
922 while ((c = *swap++)) {
952 case 'I' : /* for SET of port indexes */
995 case '2' : /* PortMacIndicated */
1020 memcpy((char *) to+2,(char *) from,6) ;
1028 memcpy((char *) to,(char *) from,8) ;
1036 memcpy((char *) to,(char *) from,32) ;
1041 case 'P' : /* timestamp is NOT swapped */
1056 SMT_PANIC(smc,SMT_E0119, SMT_E0119_MSG) ;
1063 * make it even (in case of 'I' encoding)
1064 * note: len is DECREMENTED
1069 to += 4 - (len & 3 ) ;
1073 /* set type and length */
1075 pa->p_len = plen - len - PARA_LEN ;
1077 pcon->pc_p = (void *) to ;
1078 pcon->pc_len = len ;
1087 /* parameter does not fit in frame */
1088 pcon->pc_err = SMT_RDF_TOOLONG ;
1092 pcon->pc_err = SMT_RDF_LENGTH ;
1098 int smt_set_para(smc,pa,index,local,set)
1100 struct smt_para *pa ;
1105 #define IFSET(x) if (set) (x)
1107 const struct s_p_tab *pt ;
1114 struct fddi_mib *mib ;
1115 struct fddi_mib_m *mib_m = 0 ;
1116 struct fddi_mib_a *mib_a = 0 ;
1117 struct fddi_mib_p *mib_p = 0 ;
1121 SK_LOC_DECL(u_char,byte_val) ;
1122 SK_LOC_DECL(u_short,word_val) ;
1123 SK_LOC_DECL(u_long,long_val) ;
1125 mac = index - INDEX_MAC ;
1126 path = index - INDEX_PATH ;
1127 port = index - INDEX_PORT ;
1129 from = (char *) (pa + 1 ) ;
1132 switch (pa->p_type & 0xf000) {
1135 mib_addr = (char *) mib ;
1138 if (mac < 0 || mac >= NUMMACS) {
1139 return(SMT_RDF_NOPARAM) ;
1141 mib_m = &smc->mib.m[mac] ;
1142 mib_addr = (char *) mib_m ;
1143 from += 4 ; /* skip index */
1147 if (path < 0 || path >= NUMPATHS) {
1148 return(SMT_RDF_NOPARAM) ;
1150 mib_a = &smc->mib.a[path] ;
1151 mib_addr = (char *) mib_a ;
1152 from += 4 ; /* skip index */
1156 if (port < 0 || port >= smt_mib_phys(smc)) {
1157 return(SMT_RDF_NOPARAM) ;
1159 mib_p = &smc->mib.p[port_to_mib(smc,port)] ;
1160 mib_addr = (char *) mib_p ;
1161 from += 4 ; /* skip index */
1165 switch (pa->p_type) {
1182 return(SMT_RDF_NOPARAM) ;
1186 pt = smt_get_ptab(pa->p_type) ;
1188 return( (pa->p_type & 0xff00) ? SMT_RDF_NOPARAM :
1191 switch (pt->p_access) {
1196 return(SMT_RDF_ILLEGAL) ;
1198 to = mib_addr + pt->p_offset ;
1199 swap = pt->p_swap ; /* pointer to swap string */
1201 while (swap && (c = *swap++)) {
1204 to = (char *) &byte_val ;
1207 to = (char *) &word_val ;
1210 to = (char *) &long_val ;
1219 if (from[0] | from[1])
1221 #ifdef LITTLE_ENDIAN
1243 if (from[0] | from[1] | from[2])
1256 #ifdef LITTLE_ENDIAN
1274 memcpy((char *) to,(char *) from+2,6) ;
1283 memcpy((char *) to,(char *) from,4) ;
1292 memcpy((char *) to,(char *) from,8) ;
1301 memcpy((char *) to,(char *) from,32) ;
1306 case 'P' : /* timestamp is NOT swapped */
1321 SMT_PANIC(smc,SMT_E0120, SMT_E0120_MSG) ;
1322 return(SMT_RDF_ILLEGAL) ;
1326 * actions and internal updates
1328 switch (pa->p_type) {
1329 case SMT_P101A: /* fddiSMTConfigPolicy */
1332 IFSET(mib->fddiSMTConfigPolicy = word_val) ;
1334 case SMT_P101B : /* fddiSMTConnectionPolicy */
1335 if (!(word_val & POLICY_MM))
1337 IFSET(mib->fddiSMTConnectionPolicy = word_val) ;
1339 case SMT_P101D : /* fddiSMTTT_Notify */
1340 if (word_val < 2 || word_val > 30)
1342 IFSET(mib->fddiSMTTT_Notify = word_val) ;
1344 case SMT_P101E : /* fddiSMTStatRptPolicy */
1347 IFSET(mib->fddiSMTStatRptPolicy = byte_val) ;
1349 case SMT_P101F : /* fddiSMTTrace_MaxExpiration */
1351 * note: lower limit trace_max = 6.001773... s
1354 if (long_val < (long)0x478bf51L)
1356 IFSET(mib->fddiSMTTrace_MaxExpiration = long_val) ;
1359 case SMT_P10F2 : /* fddiESSPayload */
1360 if (long_val > 1562)
1362 if (set && smc->mib.fddiESSPayload != long_val) {
1363 smc->ess.raf_act_timer_poll = TRUE ;
1364 smc->mib.fddiESSPayload = long_val ;
1367 case SMT_P10F3 : /* fddiESSOverhead */
1368 if (long_val < 50 || long_val > 5000)
1370 if (set && smc->mib.fddiESSPayload &&
1371 smc->mib.fddiESSOverhead != long_val) {
1372 smc->ess.raf_act_timer_poll = TRUE ;
1373 smc->mib.fddiESSOverhead = long_val ;
1376 case SMT_P10F4 : /* fddiESSMaxTNeg */
1377 if (long_val > -MS2BCLK(5) || long_val < -MS2BCLK(165))
1379 IFSET(mib->fddiESSMaxTNeg = long_val) ;
1381 case SMT_P10F5 : /* fddiESSMinSegmentSize */
1382 if (long_val < 1 || long_val > 4478)
1384 IFSET(mib->fddiESSMinSegmentSize = long_val) ;
1386 case SMT_P10F6 : /* fddiESSCategory */
1387 if ((long_val & 0xffff) != 1)
1389 IFSET(mib->fddiESSCategory = long_val) ;
1391 case SMT_P10F7 : /* fddiESSSyncTxMode */
1394 IFSET(mib->fddiESSSynchTxMode = word_val) ;
1398 case SMT_P10F8 : /* fddiSBACommand */
1399 if (byte_val != SB_STOP && byte_val != SB_START)
1401 IFSET(mib->fddiSBACommand = byte_val) ;
1403 case SMT_P10F9 : /* fddiSBAAvailable */
1406 IFSET(mib->fddiSBAAvailable = byte_val) ;
1409 case SMT_P2020 : /* fddiMACRequestedPaths */
1410 if ((word_val & (MIB_P_PATH_PRIM_PREFER |
1411 MIB_P_PATH_PRIM_ALTER)) == 0 )
1413 IFSET(mib_m->fddiMACRequestedPaths = word_val) ;
1415 case SMT_P205F : /* fddiMACFrameErrorThreshold */
1416 /* 0 .. ffff acceptable */
1417 IFSET(mib_m->fddiMACFrameErrorThreshold = word_val) ;
1419 case SMT_P2067 : /* fddiMACNotCopiedThreshold */
1420 /* 0 .. ffff acceptable */
1421 IFSET(mib_m->fddiMACNotCopiedThreshold = word_val) ;
1423 case SMT_P2076: /* fddiMACMA_UnitdataEnable */
1427 mib_m->fddiMACMA_UnitdataEnable = byte_val ;
1428 queue_event(smc,EVENT_RMT,RM_ENABLE_FLAG) ;
1431 case SMT_P20F1 : /* fddiMACT_Min */
1432 IFSET(mib_m->fddiMACT_Min = long_val) ;
1435 if (long_val > 1562)
1437 IFSET(mib_a->fddiPATHSbaPayload = long_val) ;
1440 ess_para_change(smc) ;
1444 if (long_val > 5000)
1447 if (long_val != 0 && mib_a->fddiPATHSbaPayload == 0)
1450 IFSET(mib_a->fddiPATHSbaOverhead = long_val) ;
1453 ess_para_change(smc) ;
1456 case SMT_P3213: /* fddiPATHT_Rmode */
1458 * 0 .. 343.597 => 0 .. 2e32 * 80nS
1461 mib_a->fddiPATHT_Rmode = long_val ;
1462 rtm_set_timer(smc) ;
1465 case SMT_P3214 : /* fddiPATHSbaAvailable */
1466 if (long_val > 0x00BEBC20L)
1469 if (set && mib->fddiSBACommand == SB_STOP)
1472 IFSET(mib_a->fddiPATHSbaAvailable = long_val) ;
1474 case SMT_P3215 : /* fddiPATHTVXLowerBound */
1475 IFSET(mib_a->fddiPATHTVXLowerBound = long_val) ;
1476 goto change_mac_para ;
1477 case SMT_P3216 : /* fddiPATHT_MaxLowerBound */
1478 IFSET(mib_a->fddiPATHT_MaxLowerBound = long_val) ;
1479 goto change_mac_para ;
1480 case SMT_P3217 : /* fddiPATHMaxT_Req */
1481 IFSET(mib_a->fddiPATHMaxT_Req = long_val) ;
1484 if (set && smt_set_mac_opvalues(smc)) {
1485 RS_SET(smc,RS_EVENT) ;
1486 smc->sm.please_reconnect = 1 ;
1487 queue_event(smc,EVENT_ECM,EC_DISCONNECT) ;
1490 case SMT_P400E : /* fddiPORTConnectionPolicies */
1493 IFSET(mib_p->fddiPORTConnectionPolicies = byte_val) ;
1495 case SMT_P4011 : /* fddiPORTRequestedPaths */
1496 /* all 3*8 bits allowed */
1497 IFSET(memcpy((char *)mib_p->fddiPORTRequestedPaths,
1498 (char *)&long_val,4)) ;
1500 case SMT_P401F: /* fddiPORTMaint_LS */
1503 IFSET(mib_p->fddiPORTMaint_LS = word_val) ;
1505 case SMT_P403A : /* fddiPORTLer_Cutoff */
1506 if (byte_val < 4 || byte_val > 15)
1508 IFSET(mib_p->fddiPORTLer_Cutoff = byte_val) ;
1510 case SMT_P403B : /* fddiPORTLer_Alarm */
1511 if (byte_val < 4 || byte_val > 15)
1513 IFSET(mib_p->fddiPORTLer_Alarm = byte_val) ;
1519 case SMT_P103C : /* fddiSMTStationAction */
1520 if (smt_action(smc,SMT_STATION_ACTION, (int) word_val, 0))
1523 case SMT_P4046: /* fddiPORTAction */
1524 if (smt_action(smc,SMT_PORT_ACTION, (int) word_val,
1525 port_to_mib(smc,port)))
1534 /* parameter value in frame is out of range */
1535 return(SMT_RDF_RANGE) ;
1538 /* parameter value in frame is too short */
1539 return(SMT_RDF_LENGTH) ;
1543 /* parameter not setable, because the SBA is not active
1544 * Please note: we give the return code 'not authorizeed
1545 * because SBA denied is not a valid return code in the
1548 return(SMT_RDF_AUTHOR) ;
1552 static const struct s_p_tab *smt_get_ptab(para)
1555 const struct s_p_tab *pt ;
1556 for (pt = p_tab ; pt->p_num && pt->p_num != para ; pt++)
1558 return(pt->p_num ? pt : 0) ;
1561 static int smt_mib_phys(smc)
1569 if (smc->s.sas == SMT_SAS)
1575 int port_to_mib(smc,p)
1584 if (smc->s.sas == SMT_SAS)
1593 void dump_smt(smc,sm,text)
1595 struct smt_header *sm ;
1599 struct smt_para *pa ;
1603 #ifdef LITTLE_ENDIAN
1610 if (smc->debug.d_smtf < 2)
1612 if (debug.d_smtf < 2)
1615 #ifdef LITTLE_ENDIAN
1616 smtlen = sm->smt_len + sizeof(struct smt_header) ;
1618 printf("SMT Frame [%s]:\nDA ",text) ;
1619 dump_hex((char *) &sm->smt_dest,6) ;
1621 dump_hex((char *) &sm->smt_source,6) ;
1622 printf(" Class %x Type %x Version %x\n",
1623 sm->smt_class,sm->smt_type,sm->smt_version) ;
1624 printf("TID %lx\t\tSID ",sm->smt_tid) ;
1625 dump_hex((char *) &sm->smt_sid,8) ;
1626 printf(" LEN %x\n",sm->smt_len) ;
1629 pa = (struct smt_para *) (sm + 1) ;
1633 printf("TYPE %x LEN %x VALUE\t",pa->p_type,pa->p_len) ;
1635 printf("TYPE %04x LEN %2x VALUE\t",pa->p_type,pa->p_len) ;
1638 if ( (n < 0 ) || (n > (int)(len - PARA_LEN))) {
1639 n = len - PARA_LEN ;
1640 printf(" BAD LENGTH\n") ;
1643 #ifdef LITTLE_ENDIAN
1644 smt_swap_para(sm,smtlen,0) ;
1647 dump_hex((char *)(pa+1),(int) n) ;
1652 c = (char *)(pa+1) ;
1658 nn = (n > 16) ? 16 : n ;
1661 printf("\t\t\t...\n") ;
1673 #ifdef LITTLE_ENDIAN
1674 smt_swap_para(sm,smtlen,1) ;
1676 plen = (pa->p_len + PARA_LEN + 3) & ~3 ;
1678 pa = (struct smt_para *)((char *)pa + plen) ;
1680 printf("-------------------------------------------------\n\n") ;
1683 void dump_hex(p,len)
1691 printf("%x%s",*p++ & 0xff,len ? ( (n & 7) ? " " : "-") : "") ;
1693 printf("%02x%s",*p++ & 0xff,len ? ( (n & 7) ? " " : "-") : "") ;
1697 #endif /* no BOOT */
1701 #endif /* no SLIM_SMT */