--- /dev/null
+/******************************************************************************
+ *
+ * (C)Copyright 1998,1999 SysKonnect,
+ * a business unit of Schneider & Koch & Co. Datensysteme GmbH.
+ *
+ * See the file "skfddi.c" for further information.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * The information in this file is provided "AS IS" without warranty.
+ *
+ ******************************************************************************/
+
+/*
+ Parameter Management Frame processing for SMT 7.2
+*/
+
+#include "h/types.h"
+#include "h/fddi.h"
+#include "h/smc.h"
+#include "h/smt_p.h"
+
+#define KERNEL
+#include "h/smtstate.h"
+
+#ifndef SLIM_SMT
+
+#ifndef lint
+static const char ID_sccs[] = "@(#)pmf.c 1.37 97/08/04 (C) SK " ;
+#endif
+
+static int smt_authorize(struct s_smc *smc, struct smt_header *sm);
+static int smt_check_set_count(struct s_smc *smc, struct smt_header *sm);
+static const struct s_p_tab* smt_get_ptab(u_short para);
+static int smt_mib_phys(struct s_smc *smc);
+static int smt_set_para(struct s_smc *smc, struct smt_para *pa, int index,
+ int local, int set);
+void smt_add_para(struct s_smc *smc, struct s_pcon *pcon, u_short para,
+ int index, int local);
+static SMbuf *smt_build_pmf_response(struct s_smc *smc, struct smt_header *req,
+ int set, int local);
+static int port_to_mib(struct s_smc *smc, int p);
+
+#define MOFFSS(e) offsetof(struct fddi_mib, e)
+#define MOFFMS(e) offsetof(struct fddi_mib_m, e)
+#define MOFFAS(e) offsetof(struct fddi_mib_a, e)
+#define MOFFPS(e) offsetof(struct fddi_mib_p, e)
+
+
+#define AC_G 0x01 /* Get */
+#define AC_GR 0x02 /* Get/Set */
+#define AC_S 0x04 /* Set */
+#define AC_NA 0x08
+#define AC_GROUP 0x10 /* Group */
+#define MS2BCLK(x) ((x)*12500L)
+/*
+ F LFag (byte)
+ B byte
+ S u_short 16 bit
+ C Counter 32 bit
+ L Long 32 bit
+ T Timer_2 32 bit
+ P TimeStamp ;
+ A LongAddress (6 byte)
+ E Enum 16 bit
+ R ResId 16 Bit
+*/
+static const struct s_p_tab {
+ u_short p_num ; /* parameter code */
+ u_char p_access ; /* access rights */
+ u_short p_offset ; /* offset in mib */
+ char p_swap[3] ; /* format string */
+} p_tab[] = {
+ /* StationIdGrp */
+ { SMT_P100A,AC_GROUP } ,
+ { SMT_P100B,AC_G, MOFFSS(fddiSMTStationId), "8" } ,
+ { SMT_P100D,AC_G, MOFFSS(fddiSMTOpVersionId), "S" } ,
+ { SMT_P100E,AC_G, MOFFSS(fddiSMTHiVersionId), "S" } ,
+ { SMT_P100F,AC_G, MOFFSS(fddiSMTLoVersionId), "S" } ,
+ { SMT_P1010,AC_G, MOFFSS(fddiSMTManufacturerData), "D" } ,
+ { SMT_P1011,AC_GR, MOFFSS(fddiSMTUserData), "D" } ,
+ { SMT_P1012,AC_G, MOFFSS(fddiSMTMIBVersionId), "S" } ,
+
+ /* StationConfigGrp */
+ { SMT_P1014,AC_GROUP } ,
+ { SMT_P1015,AC_G, MOFFSS(fddiSMTMac_Ct), "B" } ,
+ { SMT_P1016,AC_G, MOFFSS(fddiSMTNonMaster_Ct), "B" } ,
+ { SMT_P1017,AC_G, MOFFSS(fddiSMTMaster_Ct), "B" } ,
+ { SMT_P1018,AC_G, MOFFSS(fddiSMTAvailablePaths), "B" } ,
+ { SMT_P1019,AC_G, MOFFSS(fddiSMTConfigCapabilities),"S" } ,
+ { SMT_P101A,AC_GR, MOFFSS(fddiSMTConfigPolicy), "wS" } ,
+ { SMT_P101B,AC_GR, MOFFSS(fddiSMTConnectionPolicy),"wS" } ,
+ { SMT_P101D,AC_GR, MOFFSS(fddiSMTTT_Notify), "wS" } ,
+ { SMT_P101E,AC_GR, MOFFSS(fddiSMTStatRptPolicy), "bB" } ,
+ { SMT_P101F,AC_GR, MOFFSS(fddiSMTTrace_MaxExpiration),"lL" } ,
+ { SMT_P1020,AC_G, MOFFSS(fddiSMTPORTIndexes), "II" } ,
+ { SMT_P1021,AC_G, MOFFSS(fddiSMTMACIndexes), "I" } ,
+ { SMT_P1022,AC_G, MOFFSS(fddiSMTBypassPresent), "F" } ,
+
+ /* StatusGrp */
+ { SMT_P1028,AC_GROUP } ,
+ { SMT_P1029,AC_G, MOFFSS(fddiSMTECMState), "E" } ,
+ { SMT_P102A,AC_G, MOFFSS(fddiSMTCF_State), "E" } ,
+ { SMT_P102C,AC_G, MOFFSS(fddiSMTRemoteDisconnectFlag),"F" } ,
+ { SMT_P102D,AC_G, MOFFSS(fddiSMTStationStatus), "E" } ,
+ { SMT_P102E,AC_G, MOFFSS(fddiSMTPeerWrapFlag), "F" } ,
+
+ /* MIBOperationGrp */
+ { SMT_P1032,AC_GROUP } ,
+ { SMT_P1033,AC_G, MOFFSS(fddiSMTTimeStamp),"P" } ,
+ { SMT_P1034,AC_G, MOFFSS(fddiSMTTransitionTimeStamp),"P" } ,
+ /* NOTE : SMT_P1035 is already swapped ! SMT_P_SETCOUNT */
+ { SMT_P1035,AC_G, MOFFSS(fddiSMTSetCount),"4P" } ,
+ { SMT_P1036,AC_G, MOFFSS(fddiSMTLastSetStationId),"8" } ,
+
+ { SMT_P103C,AC_S, 0, "wS" } ,
+
+ /*
+ * PRIVATE EXTENSIONS
+ * only accessible locally to get/set passwd
+ */
+ { SMT_P10F0,AC_GR, MOFFSS(fddiPRPMFPasswd), "8" } ,
+ { SMT_P10F1,AC_GR, MOFFSS(fddiPRPMFStation), "8" } ,
+#ifdef ESS
+ { SMT_P10F2,AC_GR, MOFFSS(fddiESSPayload), "lL" } ,
+ { SMT_P10F3,AC_GR, MOFFSS(fddiESSOverhead), "lL" } ,
+ { SMT_P10F4,AC_GR, MOFFSS(fddiESSMaxTNeg), "lL" } ,
+ { SMT_P10F5,AC_GR, MOFFSS(fddiESSMinSegmentSize), "lL" } ,
+ { SMT_P10F6,AC_GR, MOFFSS(fddiESSCategory), "lL" } ,
+ { SMT_P10F7,AC_GR, MOFFSS(fddiESSSynchTxMode), "wS" } ,
+#endif
+#ifdef SBA
+ { SMT_P10F8,AC_GR, MOFFSS(fddiSBACommand), "bF" } ,
+ { SMT_P10F9,AC_GR, MOFFSS(fddiSBAAvailable), "bF" } ,
+#endif
+ /* MAC Attributes */
+ { SMT_P200A,AC_GROUP } ,
+ { SMT_P200B,AC_G, MOFFMS(fddiMACFrameStatusFunctions),"S" } ,
+ { SMT_P200D,AC_G, MOFFMS(fddiMACT_MaxCapabilitiy),"T" } ,
+ { SMT_P200E,AC_G, MOFFMS(fddiMACTVXCapabilitiy),"T" } ,
+
+ /* ConfigGrp */
+ { SMT_P2014,AC_GROUP } ,
+ { SMT_P2016,AC_G, MOFFMS(fddiMACAvailablePaths), "B" } ,
+ { SMT_P2017,AC_G, MOFFMS(fddiMACCurrentPath), "S" } ,
+ { SMT_P2018,AC_G, MOFFMS(fddiMACUpstreamNbr), "A" } ,
+ { SMT_P2019,AC_G, MOFFMS(fddiMACDownstreamNbr), "A" } ,
+ { SMT_P201A,AC_G, MOFFMS(fddiMACOldUpstreamNbr), "A" } ,
+ { SMT_P201B,AC_G, MOFFMS(fddiMACOldDownstreamNbr),"A" } ,
+ { SMT_P201D,AC_G, MOFFMS(fddiMACDupAddressTest), "E" } ,
+ { SMT_P2020,AC_GR, MOFFMS(fddiMACRequestedPaths), "wS" } ,
+ { SMT_P2021,AC_G, MOFFMS(fddiMACDownstreamPORTType),"E" } ,
+ { SMT_P2022,AC_G, MOFFMS(fddiMACIndex), "S" } ,
+
+ /* AddressGrp */
+ { SMT_P2028,AC_GROUP } ,
+ { SMT_P2029,AC_G, MOFFMS(fddiMACSMTAddress), "A" } ,
+
+ /* OperationGrp */
+ { SMT_P2032,AC_GROUP } ,
+ { SMT_P2033,AC_G, MOFFMS(fddiMACT_Req), "T" } ,
+ { SMT_P2034,AC_G, MOFFMS(fddiMACT_Neg), "T" } ,
+ { SMT_P2035,AC_G, MOFFMS(fddiMACT_Max), "T" } ,
+ { SMT_P2036,AC_G, MOFFMS(fddiMACTvxValue), "T" } ,
+ { SMT_P2038,AC_G, MOFFMS(fddiMACT_Pri0), "T" } ,
+ { SMT_P2039,AC_G, MOFFMS(fddiMACT_Pri1), "T" } ,
+ { SMT_P203A,AC_G, MOFFMS(fddiMACT_Pri2), "T" } ,
+ { SMT_P203B,AC_G, MOFFMS(fddiMACT_Pri3), "T" } ,
+ { SMT_P203C,AC_G, MOFFMS(fddiMACT_Pri4), "T" } ,
+ { SMT_P203D,AC_G, MOFFMS(fddiMACT_Pri5), "T" } ,
+ { SMT_P203E,AC_G, MOFFMS(fddiMACT_Pri6), "T" } ,
+
+
+ /* CountersGrp */
+ { SMT_P2046,AC_GROUP } ,
+ { SMT_P2047,AC_G, MOFFMS(fddiMACFrame_Ct), "C" } ,
+ { SMT_P2048,AC_G, MOFFMS(fddiMACCopied_Ct), "C" } ,
+ { SMT_P2049,AC_G, MOFFMS(fddiMACTransmit_Ct), "C" } ,
+ { SMT_P204A,AC_G, MOFFMS(fddiMACToken_Ct), "C" } ,
+ { SMT_P2051,AC_G, MOFFMS(fddiMACError_Ct), "C" } ,
+ { SMT_P2052,AC_G, MOFFMS(fddiMACLost_Ct), "C" } ,
+ { SMT_P2053,AC_G, MOFFMS(fddiMACTvxExpired_Ct), "C" } ,
+ { SMT_P2054,AC_G, MOFFMS(fddiMACNotCopied_Ct), "C" } ,
+ { SMT_P2056,AC_G, MOFFMS(fddiMACRingOp_Ct), "C" } ,
+
+ /* FrameErrorConditionGrp */
+ { SMT_P205A,AC_GROUP } ,
+ { SMT_P205F,AC_GR, MOFFMS(fddiMACFrameErrorThreshold),"wS" } ,
+ { SMT_P2060,AC_G, MOFFMS(fddiMACFrameErrorRatio), "S" } ,
+
+ /* NotCopiedConditionGrp */
+ { SMT_P2064,AC_GROUP } ,
+ { SMT_P2067,AC_GR, MOFFMS(fddiMACNotCopiedThreshold),"wS" } ,
+ { SMT_P2069,AC_G, MOFFMS(fddiMACNotCopiedRatio), "S" } ,
+
+ /* StatusGrp */
+ { SMT_P206E,AC_GROUP } ,
+ { SMT_P206F,AC_G, MOFFMS(fddiMACRMTState), "S" } ,
+ { SMT_P2070,AC_G, MOFFMS(fddiMACDA_Flag), "F" } ,
+ { SMT_P2071,AC_G, MOFFMS(fddiMACUNDA_Flag), "F" } ,
+ { SMT_P2072,AC_G, MOFFMS(fddiMACFrameErrorFlag), "F" } ,
+ { SMT_P2073,AC_G, MOFFMS(fddiMACNotCopiedFlag), "F" } ,
+ { SMT_P2074,AC_G, MOFFMS(fddiMACMA_UnitdataAvailable),"F" } ,
+ { SMT_P2075,AC_G, MOFFMS(fddiMACHardwarePresent), "F" } ,
+ { SMT_P2076,AC_GR, MOFFMS(fddiMACMA_UnitdataEnable),"bF" } ,
+
+ /*
+ * PRIVATE EXTENSIONS
+ * only accessible locally to get/set TMIN
+ */
+ { SMT_P20F0,AC_NA } ,
+ { SMT_P20F1,AC_GR, MOFFMS(fddiMACT_Min), "lT" } ,
+
+ /* Path Attributes */
+ /*
+ * DON't swap 320B,320F,3210: they are already swapped in swap_para()
+ */
+ { SMT_P320A,AC_GROUP } ,
+ { SMT_P320B,AC_G, MOFFAS(fddiPATHIndex), "r" } ,
+ { SMT_P320F,AC_GR, MOFFAS(fddiPATHSbaPayload), "l4" } ,
+ { SMT_P3210,AC_GR, MOFFAS(fddiPATHSbaOverhead), "l4" } ,
+ /* fddiPATHConfiguration */
+ { SMT_P3212,AC_G, 0, "" } ,
+ { SMT_P3213,AC_GR, MOFFAS(fddiPATHT_Rmode), "lT" } ,
+ { SMT_P3214,AC_GR, MOFFAS(fddiPATHSbaAvailable), "lL" } ,
+ { SMT_P3215,AC_GR, MOFFAS(fddiPATHTVXLowerBound), "lT" } ,
+ { SMT_P3216,AC_GR, MOFFAS(fddiPATHT_MaxLowerBound),"lT" } ,
+ { SMT_P3217,AC_GR, MOFFAS(fddiPATHMaxT_Req), "lT" } ,
+
+ /* Port Attributes */
+ /* ConfigGrp */
+ { SMT_P400A,AC_GROUP } ,
+ { SMT_P400C,AC_G, MOFFPS(fddiPORTMy_Type), "E" } ,
+ { SMT_P400D,AC_G, MOFFPS(fddiPORTNeighborType), "E" } ,
+ { SMT_P400E,AC_GR, MOFFPS(fddiPORTConnectionPolicies),"bB" } ,
+ { SMT_P400F,AC_G, MOFFPS(fddiPORTMacIndicated), "2" } ,
+ { SMT_P4010,AC_G, MOFFPS(fddiPORTCurrentPath), "E" } ,
+ { SMT_P4011,AC_GR, MOFFPS(fddiPORTRequestedPaths), "l4" } ,
+ { SMT_P4012,AC_G, MOFFPS(fddiPORTMACPlacement), "S" } ,
+ { SMT_P4013,AC_G, MOFFPS(fddiPORTAvailablePaths), "B" } ,
+ { SMT_P4016,AC_G, MOFFPS(fddiPORTPMDClass), "E" } ,
+ { SMT_P4017,AC_G, MOFFPS(fddiPORTConnectionCapabilities), "B"} ,
+ { SMT_P401D,AC_G, MOFFPS(fddiPORTIndex), "R" } ,
+
+ /* OperationGrp */
+ { SMT_P401E,AC_GROUP } ,
+ { SMT_P401F,AC_GR, MOFFPS(fddiPORTMaint_LS), "wE" } ,
+ { SMT_P4021,AC_G, MOFFPS(fddiPORTBS_Flag), "F" } ,
+ { SMT_P4022,AC_G, MOFFPS(fddiPORTPC_LS), "E" } ,
+
+ /* ErrorCtrsGrp */
+ { SMT_P4028,AC_GROUP } ,
+ { SMT_P4029,AC_G, MOFFPS(fddiPORTEBError_Ct), "C" } ,
+ { SMT_P402A,AC_G, MOFFPS(fddiPORTLCTFail_Ct), "C" } ,
+
+ /* LerGrp */
+ { SMT_P4032,AC_GROUP } ,
+ { SMT_P4033,AC_G, MOFFPS(fddiPORTLer_Estimate), "F" } ,
+ { SMT_P4034,AC_G, MOFFPS(fddiPORTLem_Reject_Ct), "C" } ,
+ { SMT_P4035,AC_G, MOFFPS(fddiPORTLem_Ct), "C" } ,
+ { SMT_P403A,AC_GR, MOFFPS(fddiPORTLer_Cutoff), "bB" } ,
+ { SMT_P403B,AC_GR, MOFFPS(fddiPORTLer_Alarm), "bB" } ,
+
+ /* StatusGrp */
+ { SMT_P403C,AC_GROUP } ,
+ { SMT_P403D,AC_G, MOFFPS(fddiPORTConnectState), "E" } ,
+ { SMT_P403E,AC_G, MOFFPS(fddiPORTPCMStateX), "E" } ,
+ { SMT_P403F,AC_G, MOFFPS(fddiPORTPC_Withhold), "E" } ,
+ { SMT_P4040,AC_G, MOFFPS(fddiPORTLerFlag), "F" } ,
+ { SMT_P4041,AC_G, MOFFPS(fddiPORTHardwarePresent),"F" } ,
+
+ { SMT_P4046,AC_S, 0, "wS" } ,
+
+ { 0, AC_GROUP } ,
+ { 0 }
+} ;
+
+void smt_pmf_received_pack(struct s_smc *smc, SMbuf *mb, int local)
+{
+ struct smt_header *sm ;
+ SMbuf *reply ;
+
+ sm = smtod(mb,struct smt_header *) ;
+ DB_SMT("SMT: processing PMF frame at %x len %d\n",sm,mb->sm_len) ;
+#ifdef DEBUG
+ dump_smt(smc,sm,"PMF Received") ;
+#endif
+ /*
+ * Start the watchdog: It may be a long, long packet and
+ * maybe the watchdog occurs ...
+ */
+ smt_start_watchdog(smc) ;
+
+ if (sm->smt_class == SMT_PMF_GET ||
+ sm->smt_class == SMT_PMF_SET) {
+ reply = smt_build_pmf_response(smc,sm,
+ sm->smt_class == SMT_PMF_SET,local) ;
+ if (reply) {
+ sm = smtod(reply,struct smt_header *) ;
+#ifdef DEBUG
+ dump_smt(smc,sm,"PMF Reply") ;
+#endif
+ smt_send_frame(smc,reply,FC_SMT_INFO,local) ;
+ }
+ }
+}
+
+static SMbuf *smt_build_pmf_response(struct s_smc *smc, struct smt_header *req,
+ int set, int local)
+{
+ SMbuf *mb ;
+ struct smt_header *smt ;
+ struct smt_para *pa ;
+ struct smt_p_reason *res ;
+ const struct s_p_tab *pt ;
+ int len ;
+ int index ;
+ int idx_end ;
+ int error ;
+ int range ;
+ SK_LOC_DECL(struct s_pcon,pcon) ;
+ SK_LOC_DECL(struct s_pcon,set_pcon) ;
+
+ /*
+ * build SMT header
+ */
+ if (!(mb = smt_get_mbuf(smc)))
+ return mb;
+
+ smt = smtod(mb, struct smt_header *) ;
+ smt->smt_dest = req->smt_source ; /* DA == source of request */
+ smt->smt_class = req->smt_class ; /* same class (GET/SET) */
+ smt->smt_type = SMT_REPLY ;
+ smt->smt_version = SMT_VID_2 ;
+ smt->smt_tid = req->smt_tid ; /* same TID */
+ smt->smt_pad = 0 ;
+ smt->smt_len = 0 ;
+
+ /*
+ * setup parameter status
+ */
+ pcon.pc_len = SMT_MAX_INFO_LEN ; /* max para length */
+ pcon.pc_err = 0 ; /* no error */
+ pcon.pc_badset = 0 ; /* no bad set count */
+ pcon.pc_p = (void *) (smt + 1) ; /* paras start here */
+
+ /*
+ * check authoriziation and set count
+ */
+ error = 0 ;
+ if (set) {
+ if (!local && smt_authorize(smc,req))
+ error = SMT_RDF_AUTHOR ;
+ else if (smt_check_set_count(smc,req))
+ pcon.pc_badset = SMT_RDF_BADSET ;
+ }
+ /*
+ * add reason code and all mandatory parameters
+ */
+ res = (struct smt_p_reason *) pcon.pc_p ;
+ smt_add_para(smc,&pcon,(u_short) SMT_P_REASON,0,0) ;
+ smt_add_para(smc,&pcon,(u_short) SMT_P1033,0,0) ;
+ /* update 1035 and 1036 later if set */
+ set_pcon = pcon ;
+ smt_add_para(smc,&pcon,(u_short) SMT_P1035,0,0) ;
+ smt_add_para(smc,&pcon,(u_short) SMT_P1036,0,0) ;
+
+ pcon.pc_err = error ;
+ len = req->smt_len ;
+ pa = (struct smt_para *) (req + 1) ;
+ /*
+ * process list of paras
+ */
+ while (!pcon.pc_err && len > 0 ) {
+ if (((u_short)len < pa->p_len + PARA_LEN) || (pa->p_len & 3)) {
+ pcon.pc_err = SMT_RDF_LENGTH ;
+ break ;
+ }
+
+ if (((range = (pa->p_type & 0xf000)) == 0x2000) ||
+ range == 0x3000 || range == 0x4000) {
+ /*
+ * get index for PART,MAC ad PATH group
+ */
+ index = *((u_char *)pa + PARA_LEN + 3) ;/* index */
+ idx_end = index ;
+ if (!set && (pa->p_len != 4)) {
+ pcon.pc_err = SMT_RDF_LENGTH ;
+ break ;
+ }
+ if (!index && !set) {
+ switch (range) {
+ case 0x2000 :
+ index = INDEX_MAC ;
+ idx_end = index - 1 + NUMMACS ;
+ break ;
+ case 0x3000 :
+ index = INDEX_PATH ;
+ idx_end = index - 1 + NUMPATHS ;
+ break ;
+ case 0x4000 :
+ index = INDEX_PORT ;
+ idx_end = index - 1 + NUMPHYS ;
+#ifndef CONCENTRATOR
+ if (smc->s.sas == SMT_SAS)
+ idx_end = INDEX_PORT ;
+#endif
+ break ;
+ }
+ }
+ }
+ else {
+ /*
+ * smt group has no index
+ */
+ if (!set && (pa->p_len != 0)) {
+ pcon.pc_err = SMT_RDF_LENGTH ;
+ break ;
+ }
+ index = 0 ;
+ idx_end = 0 ;
+ }
+ while (index <= idx_end) {
+ /*
+ * if group
+ * add all paras of group
+ */
+ pt = smt_get_ptab(pa->p_type) ;
+ if (pt && pt->p_access == AC_GROUP && !set) {
+ pt++ ;
+ while (pt->p_access == AC_G ||
+ pt->p_access == AC_GR) {
+ smt_add_para(smc,&pcon,pt->p_num,
+ index,local);
+ pt++ ;
+ }
+ }
+ /*
+ * ignore
+ * AUTHORIZATION in get/set
+ * SET COUNT in set
+ */
+ else if (pa->p_type != SMT_P_AUTHOR &&
+ (!set || (pa->p_type != SMT_P1035))) {
+ int st ;
+ if (pcon.pc_badset) {
+ smt_add_para(smc,&pcon,pa->p_type,
+ index,local) ;
+ }
+ else if (set) {
+ st = smt_set_para(smc,pa,index,local,1);
+ /*
+ * return para even if error
+ */
+ smt_add_para(smc,&pcon,pa->p_type,
+ index,local) ;
+ pcon.pc_err = st ;
+ }
+ else {
+ if (pt && pt->p_access == AC_S) {
+ pcon.pc_err =
+ SMT_RDF_ILLEGAL ;
+ }
+ smt_add_para(smc,&pcon,pa->p_type,
+ index,local) ;
+ }
+ }
+ if (pcon.pc_err)
+ break ;
+ index++ ;
+ }
+ len -= pa->p_len + PARA_LEN ;
+ pa = (struct smt_para *) ((char *)pa + pa->p_len + PARA_LEN) ;
+ }
+ smt->smt_len = SMT_MAX_INFO_LEN - pcon.pc_len ;
+ mb->sm_len = smt->smt_len + sizeof(struct smt_header) ;
+
+ /* update reason code */
+ res->rdf_reason = pcon.pc_badset ? pcon.pc_badset :
+ pcon.pc_err ? pcon.pc_err : SMT_RDF_SUCCESS ;
+ if (set && (res->rdf_reason == SMT_RDF_SUCCESS)) {
+ /*
+ * increment set count
+ * set time stamp
+ * store station id of last set
+ */
+ smc->mib.fddiSMTSetCount.count++ ;
+ smt_set_timestamp(smc,smc->mib.fddiSMTSetCount.timestamp) ;
+ smc->mib.fddiSMTLastSetStationId = req->smt_sid ;
+ smt_add_para(smc,&set_pcon,(u_short) SMT_P1035,0,0) ;
+ smt_add_para(smc,&set_pcon,(u_short) SMT_P1036,0,0) ;
+ }
+ return mb;
+}
+
+static int smt_authorize(struct s_smc *smc, struct smt_header *sm)
+{
+ struct smt_para *pa ;
+ int i ;
+ char *p ;
+
+ /*
+ * check source station id if not zero
+ */
+ p = (char *) &smc->mib.fddiPRPMFStation ;
+ for (i = 0 ; i < 8 && !p[i] ; i++)
+ ;
+ if (i != 8) {
+ if (memcmp((char *) &sm->smt_sid,
+ (char *) &smc->mib.fddiPRPMFStation,8))
+ return 1;
+ }
+ /*
+ * check authoriziation parameter if passwd not zero
+ */
+ p = (char *) smc->mib.fddiPRPMFPasswd ;
+ for (i = 0 ; i < 8 && !p[i] ; i++)
+ ;
+ if (i != 8) {
+ pa = (struct smt_para *) sm_to_para(smc,sm,SMT_P_AUTHOR) ;
+ if (!pa)
+ return 1;
+ if (pa->p_len != 8)
+ return 1;
+ if (memcmp((char *)(pa+1),(char *)smc->mib.fddiPRPMFPasswd,8))
+ return 1;
+ }
+ return 0;
+}
+
+static int smt_check_set_count(struct s_smc *smc, struct smt_header *sm)
+{
+ struct smt_para *pa ;
+ struct smt_p_setcount *sc ;
+
+ pa = (struct smt_para *) sm_to_para(smc,sm,SMT_P1035) ;
+ if (pa) {
+ sc = (struct smt_p_setcount *) pa ;
+ if ((smc->mib.fddiSMTSetCount.count != sc->count) ||
+ memcmp((char *) smc->mib.fddiSMTSetCount.timestamp,
+ (char *)sc->timestamp,8))
+ return 1;
+ }
+ return 0;
+}
+
+void smt_add_para(struct s_smc *smc, struct s_pcon *pcon, u_short para,
+ int index, int local)
+{
+ struct smt_para *pa ;
+ const struct s_p_tab *pt ;
+ struct fddi_mib_m *mib_m = NULL;
+ struct fddi_mib_p *mib_p = NULL;
+ int len ;
+ int plen ;
+ char *from ;
+ char *to ;
+ const char *swap ;
+ char c ;
+ int range ;
+ char *mib_addr ;
+ int mac ;
+ int path ;
+ int port ;
+ int sp_len ;
+
+ /*
+ * skip if error
+ */
+ if (pcon->pc_err)
+ return ;
+
+ /*
+ * actions don't have a value
+ */
+ pt = smt_get_ptab(para) ;
+ if (pt && pt->p_access == AC_S)
+ return ;
+
+ to = (char *) (pcon->pc_p) ; /* destination pointer */
+ len = pcon->pc_len ; /* free space */
+ plen = len ; /* remember start length */
+ pa = (struct smt_para *) to ; /* type/length pointer */
+ to += PARA_LEN ; /* skip smt_para */
+ len -= PARA_LEN ;
+ /*
+ * set index if required
+ */
+ if (((range = (para & 0xf000)) == 0x2000) ||
+ range == 0x3000 || range == 0x4000) {
+ if (len < 4)
+ goto wrong_error ;
+ to[0] = 0 ;
+ to[1] = 0 ;
+ to[2] = 0 ;
+ to[3] = index ;
+ len -= 4 ;
+ to += 4 ;
+ }
+ mac = index - INDEX_MAC ;
+ path = index - INDEX_PATH ;
+ port = index - INDEX_PORT ;
+ /*
+ * get pointer to mib
+ */
+ switch (range) {
+ case 0x1000 :
+ default :
+ mib_addr = (char *) (&smc->mib) ;
+ break ;
+ case 0x2000 :
+ if (mac < 0 || mac >= NUMMACS) {
+ pcon->pc_err = SMT_RDF_NOPARAM ;
+ return ;
+ }
+ mib_addr = (char *) (&smc->mib.m[mac]) ;
+ mib_m = (struct fddi_mib_m *) mib_addr ;
+ break ;
+ case 0x3000 :
+ if (path < 0 || path >= NUMPATHS) {
+ pcon->pc_err = SMT_RDF_NOPARAM ;
+ return ;
+ }
+ mib_addr = (char *) (&smc->mib.a[path]) ;
+ break ;
+ case 0x4000 :
+ if (port < 0 || port >= smt_mib_phys(smc)) {
+ pcon->pc_err = SMT_RDF_NOPARAM ;
+ return ;
+ }
+ mib_addr = (char *) (&smc->mib.p[port_to_mib(smc,port)]) ;
+ mib_p = (struct fddi_mib_p *) mib_addr ;
+ break ;
+ }
+ /*
+ * check special paras
+ */
+ swap = NULL;
+ switch (para) {
+ case SMT_P10F0 :
+ case SMT_P10F1 :
+#ifdef ESS
+ case SMT_P10F2 :
+ case SMT_P10F3 :
+ case SMT_P10F4 :
+ case SMT_P10F5 :
+ case SMT_P10F6 :
+ case SMT_P10F7 :
+#endif
+#ifdef SBA
+ case SMT_P10F8 :
+ case SMT_P10F9 :
+#endif
+ case SMT_P20F1 :
+ if (!local) {
+ pcon->pc_err = SMT_RDF_NOPARAM ;
+ return ;
+ }
+ break ;
+ case SMT_P2034 :
+ case SMT_P2046 :
+ case SMT_P2047 :
+ case SMT_P204A :
+ case SMT_P2051 :
+ case SMT_P2052 :
+ mac_update_counter(smc) ;
+ break ;
+ case SMT_P4022:
+ mib_p->fddiPORTPC_LS = LS2MIB(
+ sm_pm_get_ls(smc,port_to_mib(smc,port))) ;
+ break ;
+ case SMT_P_REASON :
+ *(u32 *)to = 0 ;
+ sp_len = 4 ;
+ goto sp_done ;
+ case SMT_P1033 : /* time stamp */
+ smt_set_timestamp(smc,smc->mib.fddiSMTTimeStamp) ;
+ break ;
+
+ case SMT_P1020: /* port indexes */
+#if NUMPHYS == 12
+ swap = "IIIIIIIIIIII" ;
+#else
+#if NUMPHYS == 2
+ if (smc->s.sas == SMT_SAS)
+ swap = "I" ;
+ else
+ swap = "II" ;
+#else
+#if NUMPHYS == 24
+ swap = "IIIIIIIIIIIIIIIIIIIIIIII" ;
+#else
+ ????
+#endif
+#endif
+#endif
+ break ;
+ case SMT_P3212 :
+ {
+ sp_len = cem_build_path(smc,to,path) ;
+ goto sp_done ;
+ }
+ case SMT_P1048 : /* peer wrap condition */
+ {
+ struct smt_p_1048 *sp ;
+ sp = (struct smt_p_1048 *) to ;
+ sp->p1048_flag = smc->mib.fddiSMTPeerWrapFlag ;
+ sp->p1048_cf_state = smc->mib.fddiSMTCF_State ;
+ sp_len = sizeof(struct smt_p_1048) ;
+ goto sp_done ;
+ }
+ case SMT_P208C :
+ {
+ struct smt_p_208c *sp ;
+ sp = (struct smt_p_208c *) to ;
+ sp->p208c_flag =
+ smc->mib.m[MAC0].fddiMACDuplicateAddressCond ;
+ sp->p208c_dupcondition =
+ (mib_m->fddiMACDA_Flag ? SMT_ST_MY_DUPA : 0) |
+ (mib_m->fddiMACUNDA_Flag ? SMT_ST_UNA_DUPA : 0);
+ sp->p208c_fddilong =
+ mib_m->fddiMACSMTAddress ;
+ sp->p208c_fddiunalong =
+ mib_m->fddiMACUpstreamNbr ;
+ sp->p208c_pad = 0 ;
+ sp_len = sizeof(struct smt_p_208c) ;
+ goto sp_done ;
+ }
+ case SMT_P208D : /* frame error condition */
+ {
+ struct smt_p_208d *sp ;
+ sp = (struct smt_p_208d *) to ;
+ sp->p208d_flag =
+ mib_m->fddiMACFrameErrorFlag ;
+ sp->p208d_frame_ct =
+ mib_m->fddiMACFrame_Ct ;
+ sp->p208d_error_ct =
+ mib_m->fddiMACError_Ct ;
+ sp->p208d_lost_ct =
+ mib_m->fddiMACLost_Ct ;
+ sp->p208d_ratio =
+ mib_m->fddiMACFrameErrorRatio ;
+ sp_len = sizeof(struct smt_p_208d) ;
+ goto sp_done ;
+ }
+ case SMT_P208E : /* not copied condition */
+ {
+ struct smt_p_208e *sp ;
+ sp = (struct smt_p_208e *) to ;
+ sp->p208e_flag =
+ mib_m->fddiMACNotCopiedFlag ;
+ sp->p208e_not_copied =
+ mib_m->fddiMACNotCopied_Ct ;
+ sp->p208e_copied =
+ mib_m->fddiMACCopied_Ct ;
+ sp->p208e_not_copied_ratio =
+ mib_m->fddiMACNotCopiedRatio ;
+ sp_len = sizeof(struct smt_p_208e) ;
+ goto sp_done ;
+ }
+ case SMT_P208F : /* neighbor change event */
+ {
+ struct smt_p_208f *sp ;
+ sp = (struct smt_p_208f *) to ;
+ sp->p208f_multiple =
+ mib_m->fddiMACMultiple_N ;
+ sp->p208f_nacondition =
+ mib_m->fddiMACDuplicateAddressCond ;
+ sp->p208f_old_una =
+ mib_m->fddiMACOldUpstreamNbr ;
+ sp->p208f_new_una =
+ mib_m->fddiMACUpstreamNbr ;
+ sp->p208f_old_dna =
+ mib_m->fddiMACOldDownstreamNbr ;
+ sp->p208f_new_dna =
+ mib_m->fddiMACDownstreamNbr ;
+ sp->p208f_curren_path =
+ mib_m->fddiMACCurrentPath ;
+ sp->p208f_smt_address =
+ mib_m->fddiMACSMTAddress ;
+ sp_len = sizeof(struct smt_p_208f) ;
+ goto sp_done ;
+ }
+ case SMT_P2090 :
+ {
+ struct smt_p_2090 *sp ;
+ sp = (struct smt_p_2090 *) to ;
+ sp->p2090_multiple =
+ mib_m->fddiMACMultiple_P ;
+ sp->p2090_availablepaths =
+ mib_m->fddiMACAvailablePaths ;
+ sp->p2090_currentpath =
+ mib_m->fddiMACCurrentPath ;
+ sp->p2090_requestedpaths =
+ mib_m->fddiMACRequestedPaths ;
+ sp_len = sizeof(struct smt_p_2090) ;
+ goto sp_done ;
+ }
+ case SMT_P4050 :
+ {
+ struct smt_p_4050 *sp ;
+ sp = (struct smt_p_4050 *) to ;
+ sp->p4050_flag =
+ mib_p->fddiPORTLerFlag ;
+ sp->p4050_pad = 0 ;
+ sp->p4050_cutoff =
+ mib_p->fddiPORTLer_Cutoff ;
+ sp->p4050_alarm =
+ mib_p->fddiPORTLer_Alarm ;
+ sp->p4050_estimate =
+ mib_p->fddiPORTLer_Estimate ;
+ sp->p4050_reject_ct =
+ mib_p->fddiPORTLem_Reject_Ct ;
+ sp->p4050_ct =
+ mib_p->fddiPORTLem_Ct ;
+ sp_len = sizeof(struct smt_p_4050) ;
+ goto sp_done ;
+ }
+
+ case SMT_P4051 :
+ {
+ struct smt_p_4051 *sp ;
+ sp = (struct smt_p_4051 *) to ;
+ sp->p4051_multiple =
+ mib_p->fddiPORTMultiple_U ;
+ sp->p4051_porttype =
+ mib_p->fddiPORTMy_Type ;
+ sp->p4051_connectstate =
+ mib_p->fddiPORTConnectState ;
+ sp->p4051_pc_neighbor =
+ mib_p->fddiPORTNeighborType ;
+ sp->p4051_pc_withhold =
+ mib_p->fddiPORTPC_Withhold ;
+ sp_len = sizeof(struct smt_p_4051) ;
+ goto sp_done ;
+ }
+ case SMT_P4052 :
+ {
+ struct smt_p_4052 *sp ;
+ sp = (struct smt_p_4052 *) to ;
+ sp->p4052_flag =
+ mib_p->fddiPORTEB_Condition ;
+ sp->p4052_eberrorcount =
+ mib_p->fddiPORTEBError_Ct ;
+ sp_len = sizeof(struct smt_p_4052) ;
+ goto sp_done ;
+ }
+ case SMT_P4053 :
+ {
+ struct smt_p_4053 *sp ;
+ sp = (struct smt_p_4053 *) to ;
+ sp->p4053_multiple =
+ mib_p->fddiPORTMultiple_P ;
+ sp->p4053_availablepaths =
+ mib_p->fddiPORTAvailablePaths ;
+ sp->p4053_currentpath =
+ mib_p->fddiPORTCurrentPath ;
+ memcpy( (char *) &sp->p4053_requestedpaths,
+ (char *) mib_p->fddiPORTRequestedPaths,4) ;
+ sp->p4053_mytype =
+ mib_p->fddiPORTMy_Type ;
+ sp->p4053_neighbortype =
+ mib_p->fddiPORTNeighborType ;
+ sp_len = sizeof(struct smt_p_4053) ;
+ goto sp_done ;
+ }
+ default :
+ break ;
+ }
+ /*
+ * in table ?
+ */
+ if (!pt) {
+ pcon->pc_err = (para & 0xff00) ? SMT_RDF_NOPARAM :
+ SMT_RDF_ILLEGAL ;
+ return ;
+ }
+ /*
+ * check access rights
+ */
+ switch (pt->p_access) {
+ case AC_G :
+ case AC_GR :
+ break ;
+ default :
+ pcon->pc_err = SMT_RDF_ILLEGAL ;
+ return ;
+ }
+ from = mib_addr + pt->p_offset ;
+ if (!swap)
+ swap = pt->p_swap ; /* pointer to swap string */
+
+ /*
+ * copy values
+ */
+ while ((c = *swap++)) {
+ switch(c) {
+ case 'b' :
+ case 'w' :
+ case 'l' :
+ break ;
+ case 'S' :
+ case 'E' :
+ case 'R' :
+ case 'r' :
+ if (len < 4)
+ goto len_error ;
+ to[0] = 0 ;
+ to[1] = 0 ;
+#ifdef LITTLE_ENDIAN
+ if (c == 'r') {
+ to[2] = *from++ ;
+ to[3] = *from++ ;
+ }
+ else {
+ to[3] = *from++ ;
+ to[2] = *from++ ;
+ }
+#else
+ to[2] = *from++ ;
+ to[3] = *from++ ;
+#endif
+ to += 4 ;
+ len -= 4 ;
+ break ;
+ case 'I' : /* for SET of port indexes */
+ if (len < 2)
+ goto len_error ;
+#ifdef LITTLE_ENDIAN
+ to[1] = *from++ ;
+ to[0] = *from++ ;
+#else
+ to[0] = *from++ ;
+ to[1] = *from++ ;
+#endif
+ to += 2 ;
+ len -= 2 ;
+ break ;
+ case 'F' :
+ case 'B' :
+ if (len < 4)
+ goto len_error ;
+ len -= 4 ;
+ to[0] = 0 ;
+ to[1] = 0 ;
+ to[2] = 0 ;
+ to[3] = *from++ ;
+ to += 4 ;
+ break ;
+ case 'C' :
+ case 'T' :
+ case 'L' :
+ if (len < 4)
+ goto len_error ;
+#ifdef LITTLE_ENDIAN
+ to[3] = *from++ ;
+ to[2] = *from++ ;
+ to[1] = *from++ ;
+ to[0] = *from++ ;
+#else
+ to[0] = *from++ ;
+ to[1] = *from++ ;
+ to[2] = *from++ ;
+ to[3] = *from++ ;
+#endif
+ len -= 4 ;
+ to += 4 ;
+ break ;
+ case '2' : /* PortMacIndicated */
+ if (len < 4)
+ goto len_error ;
+ to[0] = 0 ;
+ to[1] = 0 ;
+ to[2] = *from++ ;
+ to[3] = *from++ ;
+ len -= 4 ;
+ to += 4 ;
+ break ;
+ case '4' :
+ if (len < 4)
+ goto len_error ;
+ to[0] = *from++ ;
+ to[1] = *from++ ;
+ to[2] = *from++ ;
+ to[3] = *from++ ;
+ len -= 4 ;
+ to += 4 ;
+ break ;
+ case 'A' :
+ if (len < 8)
+ goto len_error ;
+ to[0] = 0 ;
+ to[1] = 0 ;
+ memcpy((char *) to+2,(char *) from,6) ;
+ to += 8 ;
+ from += 8 ;
+ len -= 8 ;
+ break ;
+ case '8' :
+ if (len < 8)
+ goto len_error ;
+ memcpy((char *) to,(char *) from,8) ;
+ to += 8 ;
+ from += 8 ;
+ len -= 8 ;
+ break ;
+ case 'D' :
+ if (len < 32)
+ goto len_error ;
+ memcpy((char *) to,(char *) from,32) ;
+ to += 32 ;
+ from += 32 ;
+ len -= 32 ;
+ break ;
+ case 'P' : /* timestamp is NOT swapped */
+ if (len < 8)
+ goto len_error ;
+ to[0] = *from++ ;
+ to[1] = *from++ ;
+ to[2] = *from++ ;
+ to[3] = *from++ ;
+ to[4] = *from++ ;
+ to[5] = *from++ ;
+ to[6] = *from++ ;
+ to[7] = *from++ ;
+ to += 8 ;
+ len -= 8 ;
+ break ;
+ default :
+ SMT_PANIC(smc,SMT_E0119, SMT_E0119_MSG) ;
+ break ;
+ }
+ }
+
+done:
+ /*
+ * make it even (in case of 'I' encoding)
+ * note: len is DECREMENTED
+ */
+ if (len & 3) {
+ to[0] = 0 ;
+ to[1] = 0 ;
+ to += 4 - (len & 3 ) ;
+ len = len & ~ 3 ;
+ }
+
+ /* set type and length */
+ pa->p_type = para ;
+ pa->p_len = plen - len - PARA_LEN ;
+ /* return values */
+ pcon->pc_p = (void *) to ;
+ pcon->pc_len = len ;
+ return ;
+
+sp_done:
+ len -= sp_len ;
+ to += sp_len ;
+ goto done ;
+
+len_error:
+ /* parameter does not fit in frame */
+ pcon->pc_err = SMT_RDF_TOOLONG ;
+ return ;
+
+wrong_error:
+ pcon->pc_err = SMT_RDF_LENGTH ;
+}
+
+/*
+ * set parameter
+ */
+static int smt_set_para(struct s_smc *smc, struct smt_para *pa, int index,
+ int local, int set)
+{
+#define IFSET(x) if (set) (x)
+
+ const struct s_p_tab *pt ;
+ int len ;
+ char *from ;
+ char *to ;
+ const char *swap ;
+ char c ;
+ char *mib_addr ;
+ struct fddi_mib *mib ;
+ struct fddi_mib_m *mib_m = NULL;
+ struct fddi_mib_a *mib_a = NULL;
+ struct fddi_mib_p *mib_p = NULL;
+ int mac ;
+ int path ;
+ int port ;
+ SK_LOC_DECL(u_char,byte_val) ;
+ SK_LOC_DECL(u_short,word_val) ;
+ SK_LOC_DECL(u_long,long_val) ;
+
+ mac = index - INDEX_MAC ;
+ path = index - INDEX_PATH ;
+ port = index - INDEX_PORT ;
+ len = pa->p_len ;
+ from = (char *) (pa + 1 ) ;
+
+ mib = &smc->mib ;
+ switch (pa->p_type & 0xf000) {
+ case 0x1000 :
+ default :
+ mib_addr = (char *) mib ;
+ break ;
+ case 0x2000 :
+ if (mac < 0 || mac >= NUMMACS) {
+ return SMT_RDF_NOPARAM;
+ }
+ mib_m = &smc->mib.m[mac] ;
+ mib_addr = (char *) mib_m ;
+ from += 4 ; /* skip index */
+ len -= 4 ;
+ break ;
+ case 0x3000 :
+ if (path < 0 || path >= NUMPATHS) {
+ return SMT_RDF_NOPARAM;
+ }
+ mib_a = &smc->mib.a[path] ;
+ mib_addr = (char *) mib_a ;
+ from += 4 ; /* skip index */
+ len -= 4 ;
+ break ;
+ case 0x4000 :
+ if (port < 0 || port >= smt_mib_phys(smc)) {
+ return SMT_RDF_NOPARAM;
+ }
+ mib_p = &smc->mib.p[port_to_mib(smc,port)] ;
+ mib_addr = (char *) mib_p ;
+ from += 4 ; /* skip index */
+ len -= 4 ;
+ break ;
+ }
+ switch (pa->p_type) {
+ case SMT_P10F0 :
+ case SMT_P10F1 :
+#ifdef ESS
+ case SMT_P10F2 :
+ case SMT_P10F3 :
+ case SMT_P10F4 :
+ case SMT_P10F5 :
+ case SMT_P10F6 :
+ case SMT_P10F7 :
+#endif
+#ifdef SBA
+ case SMT_P10F8 :
+ case SMT_P10F9 :
+#endif
+ case SMT_P20F1 :
+ if (!local)
+ return SMT_RDF_NOPARAM;
+ break ;
+ }
+ pt = smt_get_ptab(pa->p_type) ;
+ if (!pt)
+ return (pa->p_type & 0xff00) ? SMT_RDF_NOPARAM :
+ SMT_RDF_ILLEGAL;
+ switch (pt->p_access) {
+ case AC_GR :
+ case AC_S :
+ break ;
+ default :
+ return SMT_RDF_ILLEGAL;
+ }
+ to = mib_addr + pt->p_offset ;
+ swap = pt->p_swap ; /* pointer to swap string */
+
+ while (swap && (c = *swap++)) {
+ switch(c) {
+ case 'b' :
+ to = (char *) &byte_val ;
+ break ;
+ case 'w' :
+ to = (char *) &word_val ;
+ break ;
+ case 'l' :
+ to = (char *) &long_val ;
+ break ;
+ case 'S' :
+ case 'E' :
+ case 'R' :
+ case 'r' :
+ if (len < 4) {
+ goto len_error ;
+ }
+ if (from[0] | from[1])
+ goto val_error ;
+#ifdef LITTLE_ENDIAN
+ if (c == 'r') {
+ to[0] = from[2] ;
+ to[1] = from[3] ;
+ }
+ else {
+ to[1] = from[2] ;
+ to[0] = from[3] ;
+ }
+#else
+ to[0] = from[2] ;
+ to[1] = from[3] ;
+#endif
+ from += 4 ;
+ to += 2 ;
+ len -= 4 ;
+ break ;
+ case 'F' :
+ case 'B' :
+ if (len < 4) {
+ goto len_error ;
+ }
+ if (from[0] | from[1] | from[2])
+ goto val_error ;
+ to[0] = from[3] ;
+ len -= 4 ;
+ from += 4 ;
+ to += 4 ;
+ break ;
+ case 'C' :
+ case 'T' :
+ case 'L' :
+ if (len < 4) {
+ goto len_error ;
+ }
+#ifdef LITTLE_ENDIAN
+ to[3] = *from++ ;
+ to[2] = *from++ ;
+ to[1] = *from++ ;
+ to[0] = *from++ ;
+#else
+ to[0] = *from++ ;
+ to[1] = *from++ ;
+ to[2] = *from++ ;
+ to[3] = *from++ ;
+#endif
+ len -= 4 ;
+ to += 4 ;
+ break ;
+ case 'A' :
+ if (len < 8)
+ goto len_error ;
+ if (set)
+ memcpy(to,from+2,6) ;
+ to += 8 ;
+ from += 8 ;
+ len -= 8 ;
+ break ;
+ case '4' :
+ if (len < 4)
+ goto len_error ;
+ if (set)
+ memcpy(to,from,4) ;
+ to += 4 ;
+ from += 4 ;
+ len -= 4 ;
+ break ;
+ case '8' :
+ if (len < 8)
+ goto len_error ;
+ if (set)
+ memcpy(to,from,8) ;
+ to += 8 ;
+ from += 8 ;
+ len -= 8 ;
+ break ;
+ case 'D' :
+ if (len < 32)
+ goto len_error ;
+ if (set)
+ memcpy(to,from,32) ;
+ to += 32 ;
+ from += 32 ;
+ len -= 32 ;
+ break ;
+ case 'P' : /* timestamp is NOT swapped */
+ if (set) {
+ to[0] = *from++ ;
+ to[1] = *from++ ;
+ to[2] = *from++ ;
+ to[3] = *from++ ;
+ to[4] = *from++ ;
+ to[5] = *from++ ;
+ to[6] = *from++ ;
+ to[7] = *from++ ;
+ }
+ to += 8 ;
+ len -= 8 ;
+ break ;
+ default :
+ SMT_PANIC(smc,SMT_E0120, SMT_E0120_MSG) ;
+ return SMT_RDF_ILLEGAL;
+ }
+ }
+ /*
+ * actions and internal updates
+ */
+ switch (pa->p_type) {
+ case SMT_P101A: /* fddiSMTConfigPolicy */
+ if (word_val & ~1)
+ goto val_error ;
+ IFSET(mib->fddiSMTConfigPolicy = word_val) ;
+ break ;
+ case SMT_P101B : /* fddiSMTConnectionPolicy */
+ if (!(word_val & POLICY_MM))
+ goto val_error ;
+ IFSET(mib->fddiSMTConnectionPolicy = word_val) ;
+ break ;
+ case SMT_P101D : /* fddiSMTTT_Notify */
+ if (word_val < 2 || word_val > 30)
+ goto val_error ;
+ IFSET(mib->fddiSMTTT_Notify = word_val) ;
+ break ;
+ case SMT_P101E : /* fddiSMTStatRptPolicy */
+ if (byte_val & ~1)
+ goto val_error ;
+ IFSET(mib->fddiSMTStatRptPolicy = byte_val) ;
+ break ;
+ case SMT_P101F : /* fddiSMTTrace_MaxExpiration */
+ /*
+ * note: lower limit trace_max = 6.001773... s
+ * NO upper limit
+ */
+ if (long_val < (long)0x478bf51L)
+ goto val_error ;
+ IFSET(mib->fddiSMTTrace_MaxExpiration = long_val) ;
+ break ;
+#ifdef ESS
+ case SMT_P10F2 : /* fddiESSPayload */
+ if (long_val > 1562)
+ goto val_error ;
+ if (set && smc->mib.fddiESSPayload != long_val) {
+ smc->ess.raf_act_timer_poll = TRUE ;
+ smc->mib.fddiESSPayload = long_val ;
+ }
+ break ;
+ case SMT_P10F3 : /* fddiESSOverhead */
+ if (long_val < 50 || long_val > 5000)
+ goto val_error ;
+ if (set && smc->mib.fddiESSPayload &&
+ smc->mib.fddiESSOverhead != long_val) {
+ smc->ess.raf_act_timer_poll = TRUE ;
+ smc->mib.fddiESSOverhead = long_val ;
+ }
+ break ;
+ case SMT_P10F4 : /* fddiESSMaxTNeg */
+ if (long_val > -MS2BCLK(5) || long_val < -MS2BCLK(165))
+ goto val_error ;
+ IFSET(mib->fddiESSMaxTNeg = long_val) ;
+ break ;
+ case SMT_P10F5 : /* fddiESSMinSegmentSize */
+ if (long_val < 1 || long_val > 4478)
+ goto val_error ;
+ IFSET(mib->fddiESSMinSegmentSize = long_val) ;
+ break ;
+ case SMT_P10F6 : /* fddiESSCategory */
+ if ((long_val & 0xffff) != 1)
+ goto val_error ;
+ IFSET(mib->fddiESSCategory = long_val) ;
+ break ;
+ case SMT_P10F7 : /* fddiESSSyncTxMode */
+ if (word_val > 1)
+ goto val_error ;
+ IFSET(mib->fddiESSSynchTxMode = word_val) ;
+ break ;
+#endif
+#ifdef SBA
+ case SMT_P10F8 : /* fddiSBACommand */
+ if (byte_val != SB_STOP && byte_val != SB_START)
+ goto val_error ;
+ IFSET(mib->fddiSBACommand = byte_val) ;
+ break ;
+ case SMT_P10F9 : /* fddiSBAAvailable */
+ if (byte_val > 100)
+ goto val_error ;
+ IFSET(mib->fddiSBAAvailable = byte_val) ;
+ break ;
+#endif
+ case SMT_P2020 : /* fddiMACRequestedPaths */
+ if ((word_val & (MIB_P_PATH_PRIM_PREFER |
+ MIB_P_PATH_PRIM_ALTER)) == 0 )
+ goto val_error ;
+ IFSET(mib_m->fddiMACRequestedPaths = word_val) ;
+ break ;
+ case SMT_P205F : /* fddiMACFrameErrorThreshold */
+ /* 0 .. ffff acceptable */
+ IFSET(mib_m->fddiMACFrameErrorThreshold = word_val) ;
+ break ;
+ case SMT_P2067 : /* fddiMACNotCopiedThreshold */
+ /* 0 .. ffff acceptable */
+ IFSET(mib_m->fddiMACNotCopiedThreshold = word_val) ;
+ break ;
+ case SMT_P2076: /* fddiMACMA_UnitdataEnable */
+ if (byte_val & ~1)
+ goto val_error ;
+ if (set) {
+ mib_m->fddiMACMA_UnitdataEnable = byte_val ;
+ queue_event(smc,EVENT_RMT,RM_ENABLE_FLAG) ;
+ }
+ break ;
+ case SMT_P20F1 : /* fddiMACT_Min */
+ IFSET(mib_m->fddiMACT_Min = long_val) ;
+ break ;
+ case SMT_P320F :
+ if (long_val > 1562)
+ goto val_error ;
+ IFSET(mib_a->fddiPATHSbaPayload = long_val) ;
+#ifdef ESS
+ if (set)
+ ess_para_change(smc) ;
+#endif
+ break ;
+ case SMT_P3210 :
+ if (long_val > 5000)
+ goto val_error ;
+
+ if (long_val != 0 && mib_a->fddiPATHSbaPayload == 0)
+ goto val_error ;
+
+ IFSET(mib_a->fddiPATHSbaOverhead = long_val) ;
+#ifdef ESS
+ if (set)
+ ess_para_change(smc) ;
+#endif
+ break ;
+ case SMT_P3213: /* fddiPATHT_Rmode */
+ /* no limit :
+ * 0 .. 343.597 => 0 .. 2e32 * 80nS
+ */
+ if (set) {
+ mib_a->fddiPATHT_Rmode = long_val ;
+ rtm_set_timer(smc) ;
+ }
+ break ;
+ case SMT_P3214 : /* fddiPATHSbaAvailable */
+ if (long_val > 0x00BEBC20L)
+ goto val_error ;
+#ifdef SBA
+ if (set && mib->fddiSBACommand == SB_STOP)
+ goto val_error ;
+#endif
+ IFSET(mib_a->fddiPATHSbaAvailable = long_val) ;
+ break ;
+ case SMT_P3215 : /* fddiPATHTVXLowerBound */
+ IFSET(mib_a->fddiPATHTVXLowerBound = long_val) ;
+ goto change_mac_para ;
+ case SMT_P3216 : /* fddiPATHT_MaxLowerBound */
+ IFSET(mib_a->fddiPATHT_MaxLowerBound = long_val) ;
+ goto change_mac_para ;
+ case SMT_P3217 : /* fddiPATHMaxT_Req */
+ IFSET(mib_a->fddiPATHMaxT_Req = long_val) ;
+
+change_mac_para:
+ if (set && smt_set_mac_opvalues(smc)) {
+ RS_SET(smc,RS_EVENT) ;
+ smc->sm.please_reconnect = 1 ;
+ queue_event(smc,EVENT_ECM,EC_DISCONNECT) ;
+ }
+ break ;
+ case SMT_P400E : /* fddiPORTConnectionPolicies */
+ if (byte_val > 1)
+ goto val_error ;
+ IFSET(mib_p->fddiPORTConnectionPolicies = byte_val) ;
+ break ;
+ case SMT_P4011 : /* fddiPORTRequestedPaths */
+ /* all 3*8 bits allowed */
+ IFSET(memcpy((char *)mib_p->fddiPORTRequestedPaths,
+ (char *)&long_val,4)) ;
+ break ;
+ case SMT_P401F: /* fddiPORTMaint_LS */
+ if (word_val > 4)
+ goto val_error ;
+ IFSET(mib_p->fddiPORTMaint_LS = word_val) ;
+ break ;
+ case SMT_P403A : /* fddiPORTLer_Cutoff */
+ if (byte_val < 4 || byte_val > 15)
+ goto val_error ;
+ IFSET(mib_p->fddiPORTLer_Cutoff = byte_val) ;
+ break ;
+ case SMT_P403B : /* fddiPORTLer_Alarm */
+ if (byte_val < 4 || byte_val > 15)
+ goto val_error ;
+ IFSET(mib_p->fddiPORTLer_Alarm = byte_val) ;
+ break ;
+
+ /*
+ * Actions
+ */
+ case SMT_P103C : /* fddiSMTStationAction */
+ if (smt_action(smc,SMT_STATION_ACTION, (int) word_val, 0))
+ goto val_error ;
+ break ;
+ case SMT_P4046: /* fddiPORTAction */
+ if (smt_action(smc,SMT_PORT_ACTION, (int) word_val,
+ port_to_mib(smc,port)))
+ goto val_error ;
+ break ;
+ default :
+ break ;
+ }
+ return 0;
+
+val_error:
+ /* parameter value in frame is out of range */
+ return SMT_RDF_RANGE;
+
+len_error:
+ /* parameter value in frame is too short */
+ return SMT_RDF_LENGTH;
+
+#if 0
+no_author_error:
+ /* parameter not setable, because the SBA is not active
+ * Please note: we give the return code 'not authorizeed
+ * because SBA denied is not a valid return code in the
+ * PMF protocol.
+ */
+ return SMT_RDF_AUTHOR;
+#endif
+}
+
+static const struct s_p_tab *smt_get_ptab(u_short para)
+{
+ const struct s_p_tab *pt ;
+ for (pt = p_tab ; pt->p_num && pt->p_num != para ; pt++)
+ ;
+ return pt->p_num ? pt : NULL;
+}
+
+static int smt_mib_phys(struct s_smc *smc)
+{
+#ifdef CONCENTRATOR
+ SK_UNUSED(smc) ;
+
+ return NUMPHYS;
+#else
+ if (smc->s.sas == SMT_SAS)
+ return 1;
+ return NUMPHYS;
+#endif
+}
+
+static int port_to_mib(struct s_smc *smc, int p)
+{
+#ifdef CONCENTRATOR
+ SK_UNUSED(smc) ;
+
+ return p;
+#else
+ if (smc->s.sas == SMT_SAS)
+ return PS;
+ return p;
+#endif
+}
+
+
+#ifdef DEBUG
+#ifndef BOOT
+void dump_smt(struct s_smc *smc, struct smt_header *sm, char *text)
+{
+ int len ;
+ struct smt_para *pa ;
+ char *c ;
+ int n ;
+ int nn ;
+#ifdef LITTLE_ENDIAN
+ int smtlen ;
+#endif
+
+ SK_UNUSED(smc) ;
+
+#ifdef DEBUG_BRD
+ if (smc->debug.d_smtf < 2)
+#else
+ if (debug.d_smtf < 2)
+#endif
+ return ;
+#ifdef LITTLE_ENDIAN
+ smtlen = sm->smt_len + sizeof(struct smt_header) ;
+#endif
+ printf("SMT Frame [%s]:\nDA ",text) ;
+ dump_hex((char *) &sm->smt_dest,6) ;
+ printf("\tSA ") ;
+ dump_hex((char *) &sm->smt_source,6) ;
+ printf(" Class %x Type %x Version %x\n",
+ sm->smt_class,sm->smt_type,sm->smt_version) ;
+ printf("TID %lx\t\tSID ",sm->smt_tid) ;
+ dump_hex((char *) &sm->smt_sid,8) ;
+ printf(" LEN %x\n",sm->smt_len) ;
+
+ len = sm->smt_len ;
+ pa = (struct smt_para *) (sm + 1) ;
+ while (len > 0 ) {
+ int plen ;
+#ifdef UNIX
+ printf("TYPE %x LEN %x VALUE\t",pa->p_type,pa->p_len) ;
+#else
+ printf("TYPE %04x LEN %2x VALUE\t",pa->p_type,pa->p_len) ;
+#endif
+ n = pa->p_len ;
+ if ( (n < 0 ) || (n > (int)(len - PARA_LEN))) {
+ n = len - PARA_LEN ;
+ printf(" BAD LENGTH\n") ;
+ break ;
+ }
+#ifdef LITTLE_ENDIAN
+ smt_swap_para(sm,smtlen,0) ;
+#endif
+ if (n < 24) {
+ dump_hex((char *)(pa+1),(int) n) ;
+ printf("\n") ;
+ }
+ else {
+ int first = 0 ;
+ c = (char *)(pa+1) ;
+ dump_hex(c,16) ;
+ printf("\n") ;
+ n -= 16 ;
+ c += 16 ;
+ while (n > 0) {
+ nn = (n > 16) ? 16 : n ;
+ if (n > 64) {
+ if (first == 0)
+ printf("\t\t\t...\n") ;
+ first = 1 ;
+ }
+ else {
+ printf("\t\t\t") ;
+ dump_hex(c,nn) ;
+ printf("\n") ;
+ }
+ n -= nn ;
+ c += 16 ;
+ }
+ }
+#ifdef LITTLE_ENDIAN
+ smt_swap_para(sm,smtlen,1) ;
+#endif
+ plen = (pa->p_len + PARA_LEN + 3) & ~3 ;
+ len -= plen ;
+ pa = (struct smt_para *)((char *)pa + plen) ;
+ }
+ printf("-------------------------------------------------\n\n") ;
+}
+
+void dump_hex(char *p, int len)
+{
+ int n = 0 ;
+ while (len--) {
+ n++ ;
+#ifdef UNIX
+ printf("%x%s",*p++ & 0xff,len ? ( (n & 7) ? " " : "-") : "") ;
+#else
+ printf("%02x%s",*p++ & 0xff,len ? ( (n & 7) ? " " : "-") : "") ;
+#endif
+ }
+}
+#endif /* no BOOT */
+#endif /* DEBUG */
+
+
+#endif /* no SLIM_SMT */
Code Review / kvmfornfv.git / blobdiff