Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /****************************************************************************** |
| 2 | * |
| 3 | * (C)Copyright 1998,1999 SysKonnect, |
| 4 | * a business unit of Schneider & Koch & Co. Datensysteme GmbH. |
| 5 | * |
| 6 | * See the file "skfddi.c" for further information. |
| 7 | * |
| 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. |
| 12 | * |
| 13 | * The information in this file is provided "AS IS" without warranty. |
| 14 | * |
| 15 | ******************************************************************************/ |
| 16 | |
| 17 | /* |
| 18 | Parameter Management Frame processing for SMT 7.2 |
| 19 | */ |
| 20 | |
| 21 | #include "h/types.h" |
| 22 | #include "h/fddi.h" |
| 23 | #include "h/smc.h" |
| 24 | #include "h/smt_p.h" |
| 25 | |
| 26 | #define KERNEL |
| 27 | #include "h/smtstate.h" |
| 28 | |
| 29 | #ifndef SLIM_SMT |
| 30 | |
| 31 | #ifndef lint |
| 32 | static const char ID_sccs[] = "@(#)pmf.c 1.37 97/08/04 (C) SK " ; |
| 33 | #endif |
| 34 | |
| 35 | static int smt_authorize(struct s_smc *smc, struct smt_header *sm); |
| 36 | static int smt_check_set_count(struct s_smc *smc, struct smt_header *sm); |
| 37 | static const struct s_p_tab* smt_get_ptab(u_short para); |
| 38 | static int smt_mib_phys(struct s_smc *smc); |
Adrian Bunk | 7aa55fc | 2005-06-21 01:47:06 -0700 | [diff] [blame] | 39 | static int smt_set_para(struct s_smc *smc, struct smt_para *pa, int index, |
| 40 | int local, int set); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 41 | void smt_add_para(struct s_smc *smc, struct s_pcon *pcon, u_short para, |
| 42 | int index, int local); |
| 43 | static SMbuf *smt_build_pmf_response(struct s_smc *smc, struct smt_header *req, |
| 44 | int set, int local); |
Adrian Bunk | 7aa55fc | 2005-06-21 01:47:06 -0700 | [diff] [blame] | 45 | static int port_to_mib(struct s_smc *smc, int p); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 46 | |
Takashi Iwai | c2d1eb0 | 2008-09-05 14:04:04 -0700 | [diff] [blame] | 47 | #define MOFFSS(e) offsetof(struct fddi_mib, e) |
| 48 | #define MOFFMS(e) offsetof(struct fddi_mib_m, e) |
| 49 | #define MOFFAS(e) offsetof(struct fddi_mib_a, e) |
| 50 | #define MOFFPS(e) offsetof(struct fddi_mib_p, e) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 51 | |
| 52 | |
| 53 | #define AC_G 0x01 /* Get */ |
| 54 | #define AC_GR 0x02 /* Get/Set */ |
| 55 | #define AC_S 0x04 /* Set */ |
| 56 | #define AC_NA 0x08 |
| 57 | #define AC_GROUP 0x10 /* Group */ |
| 58 | #define MS2BCLK(x) ((x)*12500L) |
| 59 | /* |
| 60 | F LFag (byte) |
| 61 | B byte |
| 62 | S u_short 16 bit |
| 63 | C Counter 32 bit |
| 64 | L Long 32 bit |
| 65 | T Timer_2 32 bit |
| 66 | P TimeStamp ; |
| 67 | A LongAddress (6 byte) |
| 68 | E Enum 16 bit |
| 69 | R ResId 16 Bit |
| 70 | */ |
| 71 | static const struct s_p_tab { |
| 72 | u_short p_num ; /* parameter code */ |
| 73 | u_char p_access ; /* access rights */ |
| 74 | u_short p_offset ; /* offset in mib */ |
| 75 | char p_swap[3] ; /* format string */ |
| 76 | } p_tab[] = { |
| 77 | /* StationIdGrp */ |
| 78 | { SMT_P100A,AC_GROUP } , |
| 79 | { SMT_P100B,AC_G, MOFFSS(fddiSMTStationId), "8" } , |
| 80 | { SMT_P100D,AC_G, MOFFSS(fddiSMTOpVersionId), "S" } , |
| 81 | { SMT_P100E,AC_G, MOFFSS(fddiSMTHiVersionId), "S" } , |
| 82 | { SMT_P100F,AC_G, MOFFSS(fddiSMTLoVersionId), "S" } , |
Takashi Iwai | c2d1eb0 | 2008-09-05 14:04:04 -0700 | [diff] [blame] | 83 | { SMT_P1010,AC_G, MOFFSS(fddiSMTManufacturerData), "D" } , |
| 84 | { SMT_P1011,AC_GR, MOFFSS(fddiSMTUserData), "D" } , |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 85 | { SMT_P1012,AC_G, MOFFSS(fddiSMTMIBVersionId), "S" } , |
| 86 | |
| 87 | /* StationConfigGrp */ |
| 88 | { SMT_P1014,AC_GROUP } , |
| 89 | { SMT_P1015,AC_G, MOFFSS(fddiSMTMac_Ct), "B" } , |
| 90 | { SMT_P1016,AC_G, MOFFSS(fddiSMTNonMaster_Ct), "B" } , |
| 91 | { SMT_P1017,AC_G, MOFFSS(fddiSMTMaster_Ct), "B" } , |
| 92 | { SMT_P1018,AC_G, MOFFSS(fddiSMTAvailablePaths), "B" } , |
| 93 | { SMT_P1019,AC_G, MOFFSS(fddiSMTConfigCapabilities),"S" } , |
| 94 | { SMT_P101A,AC_GR, MOFFSS(fddiSMTConfigPolicy), "wS" } , |
| 95 | { SMT_P101B,AC_GR, MOFFSS(fddiSMTConnectionPolicy),"wS" } , |
| 96 | { SMT_P101D,AC_GR, MOFFSS(fddiSMTTT_Notify), "wS" } , |
| 97 | { SMT_P101E,AC_GR, MOFFSS(fddiSMTStatRptPolicy), "bB" } , |
| 98 | { SMT_P101F,AC_GR, MOFFSS(fddiSMTTrace_MaxExpiration),"lL" } , |
Takashi Iwai | c2d1eb0 | 2008-09-05 14:04:04 -0700 | [diff] [blame] | 99 | { SMT_P1020,AC_G, MOFFSS(fddiSMTPORTIndexes), "II" } , |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 100 | { SMT_P1021,AC_G, MOFFSS(fddiSMTMACIndexes), "I" } , |
| 101 | { SMT_P1022,AC_G, MOFFSS(fddiSMTBypassPresent), "F" } , |
| 102 | |
| 103 | /* StatusGrp */ |
| 104 | { SMT_P1028,AC_GROUP } , |
| 105 | { SMT_P1029,AC_G, MOFFSS(fddiSMTECMState), "E" } , |
| 106 | { SMT_P102A,AC_G, MOFFSS(fddiSMTCF_State), "E" } , |
| 107 | { SMT_P102C,AC_G, MOFFSS(fddiSMTRemoteDisconnectFlag),"F" } , |
| 108 | { SMT_P102D,AC_G, MOFFSS(fddiSMTStationStatus), "E" } , |
| 109 | { SMT_P102E,AC_G, MOFFSS(fddiSMTPeerWrapFlag), "F" } , |
| 110 | |
| 111 | /* MIBOperationGrp */ |
| 112 | { SMT_P1032,AC_GROUP } , |
Takashi Iwai | c2d1eb0 | 2008-09-05 14:04:04 -0700 | [diff] [blame] | 113 | { SMT_P1033,AC_G, MOFFSS(fddiSMTTimeStamp),"P" } , |
| 114 | { SMT_P1034,AC_G, MOFFSS(fddiSMTTransitionTimeStamp),"P" } , |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 115 | /* NOTE : SMT_P1035 is already swapped ! SMT_P_SETCOUNT */ |
| 116 | { SMT_P1035,AC_G, MOFFSS(fddiSMTSetCount),"4P" } , |
| 117 | { SMT_P1036,AC_G, MOFFSS(fddiSMTLastSetStationId),"8" } , |
| 118 | |
| 119 | { SMT_P103C,AC_S, 0, "wS" } , |
| 120 | |
| 121 | /* |
| 122 | * PRIVATE EXTENSIONS |
| 123 | * only accessible locally to get/set passwd |
| 124 | */ |
Takashi Iwai | c2d1eb0 | 2008-09-05 14:04:04 -0700 | [diff] [blame] | 125 | { SMT_P10F0,AC_GR, MOFFSS(fddiPRPMFPasswd), "8" } , |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 126 | { SMT_P10F1,AC_GR, MOFFSS(fddiPRPMFStation), "8" } , |
| 127 | #ifdef ESS |
| 128 | { SMT_P10F2,AC_GR, MOFFSS(fddiESSPayload), "lL" } , |
| 129 | { SMT_P10F3,AC_GR, MOFFSS(fddiESSOverhead), "lL" } , |
| 130 | { SMT_P10F4,AC_GR, MOFFSS(fddiESSMaxTNeg), "lL" } , |
| 131 | { SMT_P10F5,AC_GR, MOFFSS(fddiESSMinSegmentSize), "lL" } , |
| 132 | { SMT_P10F6,AC_GR, MOFFSS(fddiESSCategory), "lL" } , |
| 133 | { SMT_P10F7,AC_GR, MOFFSS(fddiESSSynchTxMode), "wS" } , |
| 134 | #endif |
| 135 | #ifdef SBA |
| 136 | { SMT_P10F8,AC_GR, MOFFSS(fddiSBACommand), "bF" } , |
| 137 | { SMT_P10F9,AC_GR, MOFFSS(fddiSBAAvailable), "bF" } , |
| 138 | #endif |
| 139 | /* MAC Attributes */ |
| 140 | { SMT_P200A,AC_GROUP } , |
| 141 | { SMT_P200B,AC_G, MOFFMS(fddiMACFrameStatusFunctions),"S" } , |
| 142 | { SMT_P200D,AC_G, MOFFMS(fddiMACT_MaxCapabilitiy),"T" } , |
| 143 | { SMT_P200E,AC_G, MOFFMS(fddiMACTVXCapabilitiy),"T" } , |
| 144 | |
| 145 | /* ConfigGrp */ |
| 146 | { SMT_P2014,AC_GROUP } , |
| 147 | { SMT_P2016,AC_G, MOFFMS(fddiMACAvailablePaths), "B" } , |
| 148 | { SMT_P2017,AC_G, MOFFMS(fddiMACCurrentPath), "S" } , |
| 149 | { SMT_P2018,AC_G, MOFFMS(fddiMACUpstreamNbr), "A" } , |
| 150 | { SMT_P2019,AC_G, MOFFMS(fddiMACDownstreamNbr), "A" } , |
| 151 | { SMT_P201A,AC_G, MOFFMS(fddiMACOldUpstreamNbr), "A" } , |
| 152 | { SMT_P201B,AC_G, MOFFMS(fddiMACOldDownstreamNbr),"A" } , |
| 153 | { SMT_P201D,AC_G, MOFFMS(fddiMACDupAddressTest), "E" } , |
| 154 | { SMT_P2020,AC_GR, MOFFMS(fddiMACRequestedPaths), "wS" } , |
| 155 | { SMT_P2021,AC_G, MOFFMS(fddiMACDownstreamPORTType),"E" } , |
| 156 | { SMT_P2022,AC_G, MOFFMS(fddiMACIndex), "S" } , |
| 157 | |
| 158 | /* AddressGrp */ |
| 159 | { SMT_P2028,AC_GROUP } , |
| 160 | { SMT_P2029,AC_G, MOFFMS(fddiMACSMTAddress), "A" } , |
| 161 | |
| 162 | /* OperationGrp */ |
| 163 | { SMT_P2032,AC_GROUP } , |
| 164 | { SMT_P2033,AC_G, MOFFMS(fddiMACT_Req), "T" } , |
| 165 | { SMT_P2034,AC_G, MOFFMS(fddiMACT_Neg), "T" } , |
| 166 | { SMT_P2035,AC_G, MOFFMS(fddiMACT_Max), "T" } , |
| 167 | { SMT_P2036,AC_G, MOFFMS(fddiMACTvxValue), "T" } , |
| 168 | { SMT_P2038,AC_G, MOFFMS(fddiMACT_Pri0), "T" } , |
| 169 | { SMT_P2039,AC_G, MOFFMS(fddiMACT_Pri1), "T" } , |
| 170 | { SMT_P203A,AC_G, MOFFMS(fddiMACT_Pri2), "T" } , |
| 171 | { SMT_P203B,AC_G, MOFFMS(fddiMACT_Pri3), "T" } , |
| 172 | { SMT_P203C,AC_G, MOFFMS(fddiMACT_Pri4), "T" } , |
| 173 | { SMT_P203D,AC_G, MOFFMS(fddiMACT_Pri5), "T" } , |
| 174 | { SMT_P203E,AC_G, MOFFMS(fddiMACT_Pri6), "T" } , |
| 175 | |
| 176 | |
| 177 | /* CountersGrp */ |
| 178 | { SMT_P2046,AC_GROUP } , |
| 179 | { SMT_P2047,AC_G, MOFFMS(fddiMACFrame_Ct), "C" } , |
| 180 | { SMT_P2048,AC_G, MOFFMS(fddiMACCopied_Ct), "C" } , |
| 181 | { SMT_P2049,AC_G, MOFFMS(fddiMACTransmit_Ct), "C" } , |
| 182 | { SMT_P204A,AC_G, MOFFMS(fddiMACToken_Ct), "C" } , |
| 183 | { SMT_P2051,AC_G, MOFFMS(fddiMACError_Ct), "C" } , |
| 184 | { SMT_P2052,AC_G, MOFFMS(fddiMACLost_Ct), "C" } , |
| 185 | { SMT_P2053,AC_G, MOFFMS(fddiMACTvxExpired_Ct), "C" } , |
| 186 | { SMT_P2054,AC_G, MOFFMS(fddiMACNotCopied_Ct), "C" } , |
| 187 | { SMT_P2056,AC_G, MOFFMS(fddiMACRingOp_Ct), "C" } , |
| 188 | |
| 189 | /* FrameErrorConditionGrp */ |
| 190 | { SMT_P205A,AC_GROUP } , |
| 191 | { SMT_P205F,AC_GR, MOFFMS(fddiMACFrameErrorThreshold),"wS" } , |
| 192 | { SMT_P2060,AC_G, MOFFMS(fddiMACFrameErrorRatio), "S" } , |
| 193 | |
| 194 | /* NotCopiedConditionGrp */ |
| 195 | { SMT_P2064,AC_GROUP } , |
| 196 | { SMT_P2067,AC_GR, MOFFMS(fddiMACNotCopiedThreshold),"wS" } , |
| 197 | { SMT_P2069,AC_G, MOFFMS(fddiMACNotCopiedRatio), "S" } , |
| 198 | |
| 199 | /* StatusGrp */ |
| 200 | { SMT_P206E,AC_GROUP } , |
| 201 | { SMT_P206F,AC_G, MOFFMS(fddiMACRMTState), "S" } , |
| 202 | { SMT_P2070,AC_G, MOFFMS(fddiMACDA_Flag), "F" } , |
| 203 | { SMT_P2071,AC_G, MOFFMS(fddiMACUNDA_Flag), "F" } , |
| 204 | { SMT_P2072,AC_G, MOFFMS(fddiMACFrameErrorFlag), "F" } , |
| 205 | { SMT_P2073,AC_G, MOFFMS(fddiMACNotCopiedFlag), "F" } , |
| 206 | { SMT_P2074,AC_G, MOFFMS(fddiMACMA_UnitdataAvailable),"F" } , |
| 207 | { SMT_P2075,AC_G, MOFFMS(fddiMACHardwarePresent), "F" } , |
| 208 | { SMT_P2076,AC_GR, MOFFMS(fddiMACMA_UnitdataEnable),"bF" } , |
| 209 | |
| 210 | /* |
| 211 | * PRIVATE EXTENSIONS |
| 212 | * only accessible locally to get/set TMIN |
| 213 | */ |
| 214 | { SMT_P20F0,AC_NA } , |
| 215 | { SMT_P20F1,AC_GR, MOFFMS(fddiMACT_Min), "lT" } , |
| 216 | |
| 217 | /* Path Attributes */ |
| 218 | /* |
| 219 | * DON't swap 320B,320F,3210: they are already swapped in swap_para() |
| 220 | */ |
| 221 | { SMT_P320A,AC_GROUP } , |
| 222 | { SMT_P320B,AC_G, MOFFAS(fddiPATHIndex), "r" } , |
| 223 | { SMT_P320F,AC_GR, MOFFAS(fddiPATHSbaPayload), "l4" } , |
| 224 | { SMT_P3210,AC_GR, MOFFAS(fddiPATHSbaOverhead), "l4" } , |
| 225 | /* fddiPATHConfiguration */ |
| 226 | { SMT_P3212,AC_G, 0, "" } , |
| 227 | { SMT_P3213,AC_GR, MOFFAS(fddiPATHT_Rmode), "lT" } , |
| 228 | { SMT_P3214,AC_GR, MOFFAS(fddiPATHSbaAvailable), "lL" } , |
| 229 | { SMT_P3215,AC_GR, MOFFAS(fddiPATHTVXLowerBound), "lT" } , |
| 230 | { SMT_P3216,AC_GR, MOFFAS(fddiPATHT_MaxLowerBound),"lT" } , |
| 231 | { SMT_P3217,AC_GR, MOFFAS(fddiPATHMaxT_Req), "lT" } , |
| 232 | |
| 233 | /* Port Attributes */ |
| 234 | /* ConfigGrp */ |
| 235 | { SMT_P400A,AC_GROUP } , |
| 236 | { SMT_P400C,AC_G, MOFFPS(fddiPORTMy_Type), "E" } , |
| 237 | { SMT_P400D,AC_G, MOFFPS(fddiPORTNeighborType), "E" } , |
| 238 | { SMT_P400E,AC_GR, MOFFPS(fddiPORTConnectionPolicies),"bB" } , |
| 239 | { SMT_P400F,AC_G, MOFFPS(fddiPORTMacIndicated), "2" } , |
| 240 | { SMT_P4010,AC_G, MOFFPS(fddiPORTCurrentPath), "E" } , |
Takashi Iwai | c2d1eb0 | 2008-09-05 14:04:04 -0700 | [diff] [blame] | 241 | { SMT_P4011,AC_GR, MOFFPS(fddiPORTRequestedPaths), "l4" } , |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 242 | { SMT_P4012,AC_G, MOFFPS(fddiPORTMACPlacement), "S" } , |
| 243 | { SMT_P4013,AC_G, MOFFPS(fddiPORTAvailablePaths), "B" } , |
| 244 | { SMT_P4016,AC_G, MOFFPS(fddiPORTPMDClass), "E" } , |
| 245 | { SMT_P4017,AC_G, MOFFPS(fddiPORTConnectionCapabilities), "B"} , |
| 246 | { SMT_P401D,AC_G, MOFFPS(fddiPORTIndex), "R" } , |
| 247 | |
| 248 | /* OperationGrp */ |
| 249 | { SMT_P401E,AC_GROUP } , |
| 250 | { SMT_P401F,AC_GR, MOFFPS(fddiPORTMaint_LS), "wE" } , |
| 251 | { SMT_P4021,AC_G, MOFFPS(fddiPORTBS_Flag), "F" } , |
| 252 | { SMT_P4022,AC_G, MOFFPS(fddiPORTPC_LS), "E" } , |
| 253 | |
| 254 | /* ErrorCtrsGrp */ |
| 255 | { SMT_P4028,AC_GROUP } , |
| 256 | { SMT_P4029,AC_G, MOFFPS(fddiPORTEBError_Ct), "C" } , |
| 257 | { SMT_P402A,AC_G, MOFFPS(fddiPORTLCTFail_Ct), "C" } , |
| 258 | |
| 259 | /* LerGrp */ |
| 260 | { SMT_P4032,AC_GROUP } , |
| 261 | { SMT_P4033,AC_G, MOFFPS(fddiPORTLer_Estimate), "F" } , |
| 262 | { SMT_P4034,AC_G, MOFFPS(fddiPORTLem_Reject_Ct), "C" } , |
| 263 | { SMT_P4035,AC_G, MOFFPS(fddiPORTLem_Ct), "C" } , |
| 264 | { SMT_P403A,AC_GR, MOFFPS(fddiPORTLer_Cutoff), "bB" } , |
| 265 | { SMT_P403B,AC_GR, MOFFPS(fddiPORTLer_Alarm), "bB" } , |
| 266 | |
| 267 | /* StatusGrp */ |
| 268 | { SMT_P403C,AC_GROUP } , |
| 269 | { SMT_P403D,AC_G, MOFFPS(fddiPORTConnectState), "E" } , |
| 270 | { SMT_P403E,AC_G, MOFFPS(fddiPORTPCMStateX), "E" } , |
| 271 | { SMT_P403F,AC_G, MOFFPS(fddiPORTPC_Withhold), "E" } , |
| 272 | { SMT_P4040,AC_G, MOFFPS(fddiPORTLerFlag), "F" } , |
| 273 | { SMT_P4041,AC_G, MOFFPS(fddiPORTHardwarePresent),"F" } , |
| 274 | |
| 275 | { SMT_P4046,AC_S, 0, "wS" } , |
| 276 | |
| 277 | { 0, AC_GROUP } , |
| 278 | { 0 } |
| 279 | } ; |
| 280 | |
| 281 | void smt_pmf_received_pack(struct s_smc *smc, SMbuf *mb, int local) |
| 282 | { |
| 283 | struct smt_header *sm ; |
| 284 | SMbuf *reply ; |
| 285 | |
| 286 | sm = smtod(mb,struct smt_header *) ; |
| 287 | DB_SMT("SMT: processing PMF frame at %x len %d\n",sm,mb->sm_len) ; |
| 288 | #ifdef DEBUG |
| 289 | dump_smt(smc,sm,"PMF Received") ; |
| 290 | #endif |
| 291 | /* |
| 292 | * Start the watchdog: It may be a long, long packet and |
| 293 | * maybe the watchdog occurs ... |
| 294 | */ |
| 295 | smt_start_watchdog(smc) ; |
| 296 | |
| 297 | if (sm->smt_class == SMT_PMF_GET || |
| 298 | sm->smt_class == SMT_PMF_SET) { |
| 299 | reply = smt_build_pmf_response(smc,sm, |
| 300 | sm->smt_class == SMT_PMF_SET,local) ; |
| 301 | if (reply) { |
| 302 | sm = smtod(reply,struct smt_header *) ; |
| 303 | #ifdef DEBUG |
| 304 | dump_smt(smc,sm,"PMF Reply") ; |
| 305 | #endif |
| 306 | smt_send_frame(smc,reply,FC_SMT_INFO,local) ; |
| 307 | } |
| 308 | } |
| 309 | } |
| 310 | |
| 311 | static SMbuf *smt_build_pmf_response(struct s_smc *smc, struct smt_header *req, |
| 312 | int set, int local) |
| 313 | { |
| 314 | SMbuf *mb ; |
| 315 | struct smt_header *smt ; |
| 316 | struct smt_para *pa ; |
| 317 | struct smt_p_reason *res ; |
| 318 | const struct s_p_tab *pt ; |
| 319 | int len ; |
| 320 | int index ; |
| 321 | int idx_end ; |
| 322 | int error ; |
| 323 | int range ; |
| 324 | SK_LOC_DECL(struct s_pcon,pcon) ; |
| 325 | SK_LOC_DECL(struct s_pcon,set_pcon) ; |
| 326 | |
| 327 | /* |
| 328 | * build SMT header |
| 329 | */ |
| 330 | if (!(mb = smt_get_mbuf(smc))) |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 331 | return mb; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 332 | |
| 333 | smt = smtod(mb, struct smt_header *) ; |
| 334 | smt->smt_dest = req->smt_source ; /* DA == source of request */ |
| 335 | smt->smt_class = req->smt_class ; /* same class (GET/SET) */ |
| 336 | smt->smt_type = SMT_REPLY ; |
| 337 | smt->smt_version = SMT_VID_2 ; |
| 338 | smt->smt_tid = req->smt_tid ; /* same TID */ |
| 339 | smt->smt_pad = 0 ; |
| 340 | smt->smt_len = 0 ; |
| 341 | |
| 342 | /* |
| 343 | * setup parameter status |
| 344 | */ |
| 345 | pcon.pc_len = SMT_MAX_INFO_LEN ; /* max para length */ |
| 346 | pcon.pc_err = 0 ; /* no error */ |
| 347 | pcon.pc_badset = 0 ; /* no bad set count */ |
| 348 | pcon.pc_p = (void *) (smt + 1) ; /* paras start here */ |
| 349 | |
| 350 | /* |
| 351 | * check authoriziation and set count |
| 352 | */ |
| 353 | error = 0 ; |
| 354 | if (set) { |
| 355 | if (!local && smt_authorize(smc,req)) |
| 356 | error = SMT_RDF_AUTHOR ; |
| 357 | else if (smt_check_set_count(smc,req)) |
| 358 | pcon.pc_badset = SMT_RDF_BADSET ; |
| 359 | } |
| 360 | /* |
| 361 | * add reason code and all mandatory parameters |
| 362 | */ |
| 363 | res = (struct smt_p_reason *) pcon.pc_p ; |
| 364 | smt_add_para(smc,&pcon,(u_short) SMT_P_REASON,0,0) ; |
| 365 | smt_add_para(smc,&pcon,(u_short) SMT_P1033,0,0) ; |
| 366 | /* update 1035 and 1036 later if set */ |
| 367 | set_pcon = pcon ; |
| 368 | smt_add_para(smc,&pcon,(u_short) SMT_P1035,0,0) ; |
| 369 | smt_add_para(smc,&pcon,(u_short) SMT_P1036,0,0) ; |
| 370 | |
| 371 | pcon.pc_err = error ; |
| 372 | len = req->smt_len ; |
| 373 | pa = (struct smt_para *) (req + 1) ; |
| 374 | /* |
| 375 | * process list of paras |
| 376 | */ |
| 377 | while (!pcon.pc_err && len > 0 ) { |
| 378 | if (((u_short)len < pa->p_len + PARA_LEN) || (pa->p_len & 3)) { |
| 379 | pcon.pc_err = SMT_RDF_LENGTH ; |
| 380 | break ; |
| 381 | } |
| 382 | |
| 383 | if (((range = (pa->p_type & 0xf000)) == 0x2000) || |
| 384 | range == 0x3000 || range == 0x4000) { |
| 385 | /* |
| 386 | * get index for PART,MAC ad PATH group |
| 387 | */ |
| 388 | index = *((u_char *)pa + PARA_LEN + 3) ;/* index */ |
| 389 | idx_end = index ; |
| 390 | if (!set && (pa->p_len != 4)) { |
| 391 | pcon.pc_err = SMT_RDF_LENGTH ; |
| 392 | break ; |
| 393 | } |
| 394 | if (!index && !set) { |
| 395 | switch (range) { |
| 396 | case 0x2000 : |
| 397 | index = INDEX_MAC ; |
| 398 | idx_end = index - 1 + NUMMACS ; |
| 399 | break ; |
| 400 | case 0x3000 : |
| 401 | index = INDEX_PATH ; |
| 402 | idx_end = index - 1 + NUMPATHS ; |
| 403 | break ; |
| 404 | case 0x4000 : |
| 405 | index = INDEX_PORT ; |
| 406 | idx_end = index - 1 + NUMPHYS ; |
| 407 | #ifndef CONCENTRATOR |
| 408 | if (smc->s.sas == SMT_SAS) |
| 409 | idx_end = INDEX_PORT ; |
| 410 | #endif |
| 411 | break ; |
| 412 | } |
| 413 | } |
| 414 | } |
| 415 | else { |
| 416 | /* |
| 417 | * smt group has no index |
| 418 | */ |
| 419 | if (!set && (pa->p_len != 0)) { |
| 420 | pcon.pc_err = SMT_RDF_LENGTH ; |
| 421 | break ; |
| 422 | } |
| 423 | index = 0 ; |
| 424 | idx_end = 0 ; |
| 425 | } |
| 426 | while (index <= idx_end) { |
| 427 | /* |
| 428 | * if group |
| 429 | * add all paras of group |
| 430 | */ |
| 431 | pt = smt_get_ptab(pa->p_type) ; |
| 432 | if (pt && pt->p_access == AC_GROUP && !set) { |
| 433 | pt++ ; |
| 434 | while (pt->p_access == AC_G || |
| 435 | pt->p_access == AC_GR) { |
| 436 | smt_add_para(smc,&pcon,pt->p_num, |
| 437 | index,local); |
| 438 | pt++ ; |
| 439 | } |
| 440 | } |
| 441 | /* |
| 442 | * ignore |
| 443 | * AUTHORIZATION in get/set |
| 444 | * SET COUNT in set |
| 445 | */ |
| 446 | else if (pa->p_type != SMT_P_AUTHOR && |
| 447 | (!set || (pa->p_type != SMT_P1035))) { |
| 448 | int st ; |
| 449 | if (pcon.pc_badset) { |
| 450 | smt_add_para(smc,&pcon,pa->p_type, |
| 451 | index,local) ; |
| 452 | } |
| 453 | else if (set) { |
| 454 | st = smt_set_para(smc,pa,index,local,1); |
| 455 | /* |
| 456 | * return para even if error |
| 457 | */ |
| 458 | smt_add_para(smc,&pcon,pa->p_type, |
| 459 | index,local) ; |
| 460 | pcon.pc_err = st ; |
| 461 | } |
| 462 | else { |
| 463 | if (pt && pt->p_access == AC_S) { |
| 464 | pcon.pc_err = |
| 465 | SMT_RDF_ILLEGAL ; |
| 466 | } |
| 467 | smt_add_para(smc,&pcon,pa->p_type, |
| 468 | index,local) ; |
| 469 | } |
| 470 | } |
| 471 | if (pcon.pc_err) |
| 472 | break ; |
| 473 | index++ ; |
| 474 | } |
| 475 | len -= pa->p_len + PARA_LEN ; |
| 476 | pa = (struct smt_para *) ((char *)pa + pa->p_len + PARA_LEN) ; |
| 477 | } |
| 478 | smt->smt_len = SMT_MAX_INFO_LEN - pcon.pc_len ; |
| 479 | mb->sm_len = smt->smt_len + sizeof(struct smt_header) ; |
| 480 | |
| 481 | /* update reason code */ |
| 482 | res->rdf_reason = pcon.pc_badset ? pcon.pc_badset : |
| 483 | pcon.pc_err ? pcon.pc_err : SMT_RDF_SUCCESS ; |
| 484 | if (set && (res->rdf_reason == SMT_RDF_SUCCESS)) { |
| 485 | /* |
| 486 | * increment set count |
| 487 | * set time stamp |
| 488 | * store station id of last set |
| 489 | */ |
| 490 | smc->mib.fddiSMTSetCount.count++ ; |
| 491 | smt_set_timestamp(smc,smc->mib.fddiSMTSetCount.timestamp) ; |
| 492 | smc->mib.fddiSMTLastSetStationId = req->smt_sid ; |
| 493 | smt_add_para(smc,&set_pcon,(u_short) SMT_P1035,0,0) ; |
| 494 | smt_add_para(smc,&set_pcon,(u_short) SMT_P1036,0,0) ; |
| 495 | } |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 496 | return mb; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 497 | } |
| 498 | |
| 499 | static int smt_authorize(struct s_smc *smc, struct smt_header *sm) |
| 500 | { |
| 501 | struct smt_para *pa ; |
| 502 | int i ; |
| 503 | char *p ; |
| 504 | |
| 505 | /* |
| 506 | * check source station id if not zero |
| 507 | */ |
| 508 | p = (char *) &smc->mib.fddiPRPMFStation ; |
| 509 | for (i = 0 ; i < 8 && !p[i] ; i++) |
| 510 | ; |
| 511 | if (i != 8) { |
| 512 | if (memcmp((char *) &sm->smt_sid, |
| 513 | (char *) &smc->mib.fddiPRPMFStation,8)) |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 514 | return 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 515 | } |
| 516 | /* |
| 517 | * check authoriziation parameter if passwd not zero |
| 518 | */ |
| 519 | p = (char *) smc->mib.fddiPRPMFPasswd ; |
| 520 | for (i = 0 ; i < 8 && !p[i] ; i++) |
| 521 | ; |
| 522 | if (i != 8) { |
| 523 | pa = (struct smt_para *) sm_to_para(smc,sm,SMT_P_AUTHOR) ; |
| 524 | if (!pa) |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 525 | return 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 526 | if (pa->p_len != 8) |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 527 | return 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 528 | if (memcmp((char *)(pa+1),(char *)smc->mib.fddiPRPMFPasswd,8)) |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 529 | return 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 530 | } |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 531 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 532 | } |
| 533 | |
| 534 | static int smt_check_set_count(struct s_smc *smc, struct smt_header *sm) |
| 535 | { |
| 536 | struct smt_para *pa ; |
| 537 | struct smt_p_setcount *sc ; |
| 538 | |
| 539 | pa = (struct smt_para *) sm_to_para(smc,sm,SMT_P1035) ; |
| 540 | if (pa) { |
| 541 | sc = (struct smt_p_setcount *) pa ; |
| 542 | if ((smc->mib.fddiSMTSetCount.count != sc->count) || |
| 543 | memcmp((char *) smc->mib.fddiSMTSetCount.timestamp, |
| 544 | (char *)sc->timestamp,8)) |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 545 | return 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 546 | } |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 547 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 548 | } |
| 549 | |
| 550 | void smt_add_para(struct s_smc *smc, struct s_pcon *pcon, u_short para, |
| 551 | int index, int local) |
| 552 | { |
| 553 | struct smt_para *pa ; |
| 554 | const struct s_p_tab *pt ; |
| 555 | struct fddi_mib_m *mib_m = NULL; |
| 556 | struct fddi_mib_p *mib_p = NULL; |
| 557 | int len ; |
| 558 | int plen ; |
| 559 | char *from ; |
| 560 | char *to ; |
| 561 | const char *swap ; |
| 562 | char c ; |
| 563 | int range ; |
| 564 | char *mib_addr ; |
| 565 | int mac ; |
| 566 | int path ; |
| 567 | int port ; |
| 568 | int sp_len ; |
| 569 | |
| 570 | /* |
Gabriel Craciunescu | d133a96 | 2007-07-31 00:39:19 -0700 | [diff] [blame] | 571 | * skip if error |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 572 | */ |
| 573 | if (pcon->pc_err) |
| 574 | return ; |
| 575 | |
| 576 | /* |
| 577 | * actions don't have a value |
| 578 | */ |
| 579 | pt = smt_get_ptab(para) ; |
| 580 | if (pt && pt->p_access == AC_S) |
| 581 | return ; |
| 582 | |
| 583 | to = (char *) (pcon->pc_p) ; /* destination pointer */ |
| 584 | len = pcon->pc_len ; /* free space */ |
| 585 | plen = len ; /* remember start length */ |
| 586 | pa = (struct smt_para *) to ; /* type/length pointer */ |
| 587 | to += PARA_LEN ; /* skip smt_para */ |
| 588 | len -= PARA_LEN ; |
| 589 | /* |
| 590 | * set index if required |
| 591 | */ |
| 592 | if (((range = (para & 0xf000)) == 0x2000) || |
| 593 | range == 0x3000 || range == 0x4000) { |
| 594 | if (len < 4) |
| 595 | goto wrong_error ; |
| 596 | to[0] = 0 ; |
| 597 | to[1] = 0 ; |
| 598 | to[2] = 0 ; |
| 599 | to[3] = index ; |
| 600 | len -= 4 ; |
| 601 | to += 4 ; |
| 602 | } |
| 603 | mac = index - INDEX_MAC ; |
| 604 | path = index - INDEX_PATH ; |
| 605 | port = index - INDEX_PORT ; |
| 606 | /* |
| 607 | * get pointer to mib |
| 608 | */ |
| 609 | switch (range) { |
| 610 | case 0x1000 : |
| 611 | default : |
| 612 | mib_addr = (char *) (&smc->mib) ; |
| 613 | break ; |
| 614 | case 0x2000 : |
| 615 | if (mac < 0 || mac >= NUMMACS) { |
| 616 | pcon->pc_err = SMT_RDF_NOPARAM ; |
| 617 | return ; |
| 618 | } |
| 619 | mib_addr = (char *) (&smc->mib.m[mac]) ; |
| 620 | mib_m = (struct fddi_mib_m *) mib_addr ; |
| 621 | break ; |
| 622 | case 0x3000 : |
| 623 | if (path < 0 || path >= NUMPATHS) { |
| 624 | pcon->pc_err = SMT_RDF_NOPARAM ; |
| 625 | return ; |
| 626 | } |
| 627 | mib_addr = (char *) (&smc->mib.a[path]) ; |
| 628 | break ; |
| 629 | case 0x4000 : |
| 630 | if (port < 0 || port >= smt_mib_phys(smc)) { |
| 631 | pcon->pc_err = SMT_RDF_NOPARAM ; |
| 632 | return ; |
| 633 | } |
| 634 | mib_addr = (char *) (&smc->mib.p[port_to_mib(smc,port)]) ; |
| 635 | mib_p = (struct fddi_mib_p *) mib_addr ; |
| 636 | break ; |
| 637 | } |
| 638 | /* |
| 639 | * check special paras |
| 640 | */ |
| 641 | swap = NULL; |
| 642 | switch (para) { |
| 643 | case SMT_P10F0 : |
| 644 | case SMT_P10F1 : |
| 645 | #ifdef ESS |
| 646 | case SMT_P10F2 : |
| 647 | case SMT_P10F3 : |
| 648 | case SMT_P10F4 : |
| 649 | case SMT_P10F5 : |
| 650 | case SMT_P10F6 : |
| 651 | case SMT_P10F7 : |
| 652 | #endif |
| 653 | #ifdef SBA |
| 654 | case SMT_P10F8 : |
| 655 | case SMT_P10F9 : |
| 656 | #endif |
| 657 | case SMT_P20F1 : |
| 658 | if (!local) { |
| 659 | pcon->pc_err = SMT_RDF_NOPARAM ; |
| 660 | return ; |
| 661 | } |
| 662 | break ; |
| 663 | case SMT_P2034 : |
| 664 | case SMT_P2046 : |
| 665 | case SMT_P2047 : |
| 666 | case SMT_P204A : |
| 667 | case SMT_P2051 : |
| 668 | case SMT_P2052 : |
| 669 | mac_update_counter(smc) ; |
| 670 | break ; |
| 671 | case SMT_P4022: |
| 672 | mib_p->fddiPORTPC_LS = LS2MIB( |
| 673 | sm_pm_get_ls(smc,port_to_mib(smc,port))) ; |
| 674 | break ; |
| 675 | case SMT_P_REASON : |
| 676 | * (u_long *) to = 0 ; |
| 677 | sp_len = 4 ; |
| 678 | goto sp_done ; |
| 679 | case SMT_P1033 : /* time stamp */ |
| 680 | smt_set_timestamp(smc,smc->mib.fddiSMTTimeStamp) ; |
| 681 | break ; |
| 682 | |
| 683 | case SMT_P1020: /* port indexes */ |
| 684 | #if NUMPHYS == 12 |
| 685 | swap = "IIIIIIIIIIII" ; |
| 686 | #else |
| 687 | #if NUMPHYS == 2 |
| 688 | if (smc->s.sas == SMT_SAS) |
| 689 | swap = "I" ; |
| 690 | else |
| 691 | swap = "II" ; |
| 692 | #else |
| 693 | #if NUMPHYS == 24 |
| 694 | swap = "IIIIIIIIIIIIIIIIIIIIIIII" ; |
| 695 | #else |
| 696 | ???? |
| 697 | #endif |
| 698 | #endif |
| 699 | #endif |
| 700 | break ; |
| 701 | case SMT_P3212 : |
| 702 | { |
| 703 | sp_len = cem_build_path(smc,to,path) ; |
| 704 | goto sp_done ; |
| 705 | } |
| 706 | case SMT_P1048 : /* peer wrap condition */ |
| 707 | { |
| 708 | struct smt_p_1048 *sp ; |
| 709 | sp = (struct smt_p_1048 *) to ; |
| 710 | sp->p1048_flag = smc->mib.fddiSMTPeerWrapFlag ; |
| 711 | sp->p1048_cf_state = smc->mib.fddiSMTCF_State ; |
| 712 | sp_len = sizeof(struct smt_p_1048) ; |
| 713 | goto sp_done ; |
| 714 | } |
| 715 | case SMT_P208C : |
| 716 | { |
| 717 | struct smt_p_208c *sp ; |
| 718 | sp = (struct smt_p_208c *) to ; |
| 719 | sp->p208c_flag = |
| 720 | smc->mib.m[MAC0].fddiMACDuplicateAddressCond ; |
| 721 | sp->p208c_dupcondition = |
| 722 | (mib_m->fddiMACDA_Flag ? SMT_ST_MY_DUPA : 0) | |
| 723 | (mib_m->fddiMACUNDA_Flag ? SMT_ST_UNA_DUPA : 0); |
| 724 | sp->p208c_fddilong = |
| 725 | mib_m->fddiMACSMTAddress ; |
| 726 | sp->p208c_fddiunalong = |
| 727 | mib_m->fddiMACUpstreamNbr ; |
| 728 | sp->p208c_pad = 0 ; |
| 729 | sp_len = sizeof(struct smt_p_208c) ; |
| 730 | goto sp_done ; |
| 731 | } |
| 732 | case SMT_P208D : /* frame error condition */ |
| 733 | { |
| 734 | struct smt_p_208d *sp ; |
| 735 | sp = (struct smt_p_208d *) to ; |
| 736 | sp->p208d_flag = |
| 737 | mib_m->fddiMACFrameErrorFlag ; |
| 738 | sp->p208d_frame_ct = |
| 739 | mib_m->fddiMACFrame_Ct ; |
| 740 | sp->p208d_error_ct = |
| 741 | mib_m->fddiMACError_Ct ; |
| 742 | sp->p208d_lost_ct = |
| 743 | mib_m->fddiMACLost_Ct ; |
| 744 | sp->p208d_ratio = |
| 745 | mib_m->fddiMACFrameErrorRatio ; |
| 746 | sp_len = sizeof(struct smt_p_208d) ; |
| 747 | goto sp_done ; |
| 748 | } |
| 749 | case SMT_P208E : /* not copied condition */ |
| 750 | { |
| 751 | struct smt_p_208e *sp ; |
| 752 | sp = (struct smt_p_208e *) to ; |
| 753 | sp->p208e_flag = |
| 754 | mib_m->fddiMACNotCopiedFlag ; |
| 755 | sp->p208e_not_copied = |
| 756 | mib_m->fddiMACNotCopied_Ct ; |
| 757 | sp->p208e_copied = |
| 758 | mib_m->fddiMACCopied_Ct ; |
| 759 | sp->p208e_not_copied_ratio = |
| 760 | mib_m->fddiMACNotCopiedRatio ; |
| 761 | sp_len = sizeof(struct smt_p_208e) ; |
| 762 | goto sp_done ; |
| 763 | } |
| 764 | case SMT_P208F : /* neighbor change event */ |
| 765 | { |
| 766 | struct smt_p_208f *sp ; |
| 767 | sp = (struct smt_p_208f *) to ; |
| 768 | sp->p208f_multiple = |
| 769 | mib_m->fddiMACMultiple_N ; |
| 770 | sp->p208f_nacondition = |
| 771 | mib_m->fddiMACDuplicateAddressCond ; |
| 772 | sp->p208f_old_una = |
| 773 | mib_m->fddiMACOldUpstreamNbr ; |
| 774 | sp->p208f_new_una = |
| 775 | mib_m->fddiMACUpstreamNbr ; |
| 776 | sp->p208f_old_dna = |
| 777 | mib_m->fddiMACOldDownstreamNbr ; |
| 778 | sp->p208f_new_dna = |
| 779 | mib_m->fddiMACDownstreamNbr ; |
| 780 | sp->p208f_curren_path = |
| 781 | mib_m->fddiMACCurrentPath ; |
| 782 | sp->p208f_smt_address = |
| 783 | mib_m->fddiMACSMTAddress ; |
| 784 | sp_len = sizeof(struct smt_p_208f) ; |
| 785 | goto sp_done ; |
| 786 | } |
| 787 | case SMT_P2090 : |
| 788 | { |
| 789 | struct smt_p_2090 *sp ; |
| 790 | sp = (struct smt_p_2090 *) to ; |
| 791 | sp->p2090_multiple = |
| 792 | mib_m->fddiMACMultiple_P ; |
| 793 | sp->p2090_availablepaths = |
| 794 | mib_m->fddiMACAvailablePaths ; |
| 795 | sp->p2090_currentpath = |
| 796 | mib_m->fddiMACCurrentPath ; |
| 797 | sp->p2090_requestedpaths = |
| 798 | mib_m->fddiMACRequestedPaths ; |
| 799 | sp_len = sizeof(struct smt_p_2090) ; |
| 800 | goto sp_done ; |
| 801 | } |
| 802 | case SMT_P4050 : |
| 803 | { |
| 804 | struct smt_p_4050 *sp ; |
| 805 | sp = (struct smt_p_4050 *) to ; |
| 806 | sp->p4050_flag = |
| 807 | mib_p->fddiPORTLerFlag ; |
| 808 | sp->p4050_pad = 0 ; |
| 809 | sp->p4050_cutoff = |
Joe Perches | a419aef | 2009-08-18 11:18:35 -0700 | [diff] [blame] | 810 | mib_p->fddiPORTLer_Cutoff ; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 811 | sp->p4050_alarm = |
Joe Perches | a419aef | 2009-08-18 11:18:35 -0700 | [diff] [blame] | 812 | mib_p->fddiPORTLer_Alarm ; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 813 | sp->p4050_estimate = |
| 814 | mib_p->fddiPORTLer_Estimate ; |
| 815 | sp->p4050_reject_ct = |
| 816 | mib_p->fddiPORTLem_Reject_Ct ; |
| 817 | sp->p4050_ct = |
| 818 | mib_p->fddiPORTLem_Ct ; |
| 819 | sp_len = sizeof(struct smt_p_4050) ; |
| 820 | goto sp_done ; |
| 821 | } |
| 822 | |
| 823 | case SMT_P4051 : |
| 824 | { |
| 825 | struct smt_p_4051 *sp ; |
| 826 | sp = (struct smt_p_4051 *) to ; |
| 827 | sp->p4051_multiple = |
| 828 | mib_p->fddiPORTMultiple_U ; |
| 829 | sp->p4051_porttype = |
| 830 | mib_p->fddiPORTMy_Type ; |
| 831 | sp->p4051_connectstate = |
Joe Perches | a419aef | 2009-08-18 11:18:35 -0700 | [diff] [blame] | 832 | mib_p->fddiPORTConnectState ; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 833 | sp->p4051_pc_neighbor = |
| 834 | mib_p->fddiPORTNeighborType ; |
| 835 | sp->p4051_pc_withhold = |
| 836 | mib_p->fddiPORTPC_Withhold ; |
| 837 | sp_len = sizeof(struct smt_p_4051) ; |
| 838 | goto sp_done ; |
| 839 | } |
| 840 | case SMT_P4052 : |
| 841 | { |
| 842 | struct smt_p_4052 *sp ; |
| 843 | sp = (struct smt_p_4052 *) to ; |
| 844 | sp->p4052_flag = |
| 845 | mib_p->fddiPORTEB_Condition ; |
| 846 | sp->p4052_eberrorcount = |
| 847 | mib_p->fddiPORTEBError_Ct ; |
| 848 | sp_len = sizeof(struct smt_p_4052) ; |
| 849 | goto sp_done ; |
| 850 | } |
| 851 | case SMT_P4053 : |
| 852 | { |
| 853 | struct smt_p_4053 *sp ; |
| 854 | sp = (struct smt_p_4053 *) to ; |
| 855 | sp->p4053_multiple = |
Joe Perches | a419aef | 2009-08-18 11:18:35 -0700 | [diff] [blame] | 856 | mib_p->fddiPORTMultiple_P ; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 857 | sp->p4053_availablepaths = |
| 858 | mib_p->fddiPORTAvailablePaths ; |
| 859 | sp->p4053_currentpath = |
| 860 | mib_p->fddiPORTCurrentPath ; |
| 861 | memcpy( (char *) &sp->p4053_requestedpaths, |
| 862 | (char *) mib_p->fddiPORTRequestedPaths,4) ; |
| 863 | sp->p4053_mytype = |
| 864 | mib_p->fddiPORTMy_Type ; |
| 865 | sp->p4053_neighbortype = |
| 866 | mib_p->fddiPORTNeighborType ; |
| 867 | sp_len = sizeof(struct smt_p_4053) ; |
| 868 | goto sp_done ; |
| 869 | } |
| 870 | default : |
| 871 | break ; |
| 872 | } |
| 873 | /* |
| 874 | * in table ? |
| 875 | */ |
| 876 | if (!pt) { |
| 877 | pcon->pc_err = (para & 0xff00) ? SMT_RDF_NOPARAM : |
| 878 | SMT_RDF_ILLEGAL ; |
| 879 | return ; |
| 880 | } |
| 881 | /* |
| 882 | * check access rights |
| 883 | */ |
| 884 | switch (pt->p_access) { |
| 885 | case AC_G : |
| 886 | case AC_GR : |
| 887 | break ; |
| 888 | default : |
| 889 | pcon->pc_err = SMT_RDF_ILLEGAL ; |
| 890 | return ; |
| 891 | } |
| 892 | from = mib_addr + pt->p_offset ; |
| 893 | if (!swap) |
| 894 | swap = pt->p_swap ; /* pointer to swap string */ |
| 895 | |
| 896 | /* |
| 897 | * copy values |
| 898 | */ |
| 899 | while ((c = *swap++)) { |
| 900 | switch(c) { |
| 901 | case 'b' : |
| 902 | case 'w' : |
| 903 | case 'l' : |
| 904 | break ; |
| 905 | case 'S' : |
| 906 | case 'E' : |
| 907 | case 'R' : |
| 908 | case 'r' : |
| 909 | if (len < 4) |
| 910 | goto len_error ; |
| 911 | to[0] = 0 ; |
| 912 | to[1] = 0 ; |
| 913 | #ifdef LITTLE_ENDIAN |
| 914 | if (c == 'r') { |
| 915 | to[2] = *from++ ; |
| 916 | to[3] = *from++ ; |
| 917 | } |
| 918 | else { |
| 919 | to[3] = *from++ ; |
| 920 | to[2] = *from++ ; |
| 921 | } |
| 922 | #else |
| 923 | to[2] = *from++ ; |
| 924 | to[3] = *from++ ; |
| 925 | #endif |
| 926 | to += 4 ; |
| 927 | len -= 4 ; |
| 928 | break ; |
| 929 | case 'I' : /* for SET of port indexes */ |
| 930 | if (len < 2) |
| 931 | goto len_error ; |
| 932 | #ifdef LITTLE_ENDIAN |
| 933 | to[1] = *from++ ; |
| 934 | to[0] = *from++ ; |
| 935 | #else |
| 936 | to[0] = *from++ ; |
| 937 | to[1] = *from++ ; |
| 938 | #endif |
| 939 | to += 2 ; |
| 940 | len -= 2 ; |
| 941 | break ; |
| 942 | case 'F' : |
| 943 | case 'B' : |
| 944 | if (len < 4) |
| 945 | goto len_error ; |
| 946 | len -= 4 ; |
| 947 | to[0] = 0 ; |
| 948 | to[1] = 0 ; |
| 949 | to[2] = 0 ; |
| 950 | to[3] = *from++ ; |
| 951 | to += 4 ; |
| 952 | break ; |
| 953 | case 'C' : |
| 954 | case 'T' : |
| 955 | case 'L' : |
| 956 | if (len < 4) |
| 957 | goto len_error ; |
| 958 | #ifdef LITTLE_ENDIAN |
| 959 | to[3] = *from++ ; |
| 960 | to[2] = *from++ ; |
| 961 | to[1] = *from++ ; |
| 962 | to[0] = *from++ ; |
| 963 | #else |
| 964 | to[0] = *from++ ; |
| 965 | to[1] = *from++ ; |
| 966 | to[2] = *from++ ; |
| 967 | to[3] = *from++ ; |
| 968 | #endif |
| 969 | len -= 4 ; |
| 970 | to += 4 ; |
| 971 | break ; |
| 972 | case '2' : /* PortMacIndicated */ |
| 973 | if (len < 4) |
| 974 | goto len_error ; |
| 975 | to[0] = 0 ; |
| 976 | to[1] = 0 ; |
| 977 | to[2] = *from++ ; |
| 978 | to[3] = *from++ ; |
| 979 | len -= 4 ; |
| 980 | to += 4 ; |
| 981 | break ; |
| 982 | case '4' : |
| 983 | if (len < 4) |
| 984 | goto len_error ; |
| 985 | to[0] = *from++ ; |
| 986 | to[1] = *from++ ; |
| 987 | to[2] = *from++ ; |
| 988 | to[3] = *from++ ; |
| 989 | len -= 4 ; |
| 990 | to += 4 ; |
| 991 | break ; |
| 992 | case 'A' : |
| 993 | if (len < 8) |
| 994 | goto len_error ; |
| 995 | to[0] = 0 ; |
| 996 | to[1] = 0 ; |
| 997 | memcpy((char *) to+2,(char *) from,6) ; |
| 998 | to += 8 ; |
| 999 | from += 8 ; |
| 1000 | len -= 8 ; |
| 1001 | break ; |
| 1002 | case '8' : |
| 1003 | if (len < 8) |
| 1004 | goto len_error ; |
| 1005 | memcpy((char *) to,(char *) from,8) ; |
| 1006 | to += 8 ; |
| 1007 | from += 8 ; |
| 1008 | len -= 8 ; |
| 1009 | break ; |
| 1010 | case 'D' : |
| 1011 | if (len < 32) |
| 1012 | goto len_error ; |
| 1013 | memcpy((char *) to,(char *) from,32) ; |
| 1014 | to += 32 ; |
| 1015 | from += 32 ; |
| 1016 | len -= 32 ; |
| 1017 | break ; |
| 1018 | case 'P' : /* timestamp is NOT swapped */ |
| 1019 | if (len < 8) |
| 1020 | goto len_error ; |
| 1021 | to[0] = *from++ ; |
| 1022 | to[1] = *from++ ; |
| 1023 | to[2] = *from++ ; |
| 1024 | to[3] = *from++ ; |
| 1025 | to[4] = *from++ ; |
| 1026 | to[5] = *from++ ; |
| 1027 | to[6] = *from++ ; |
| 1028 | to[7] = *from++ ; |
| 1029 | to += 8 ; |
| 1030 | len -= 8 ; |
| 1031 | break ; |
| 1032 | default : |
| 1033 | SMT_PANIC(smc,SMT_E0119, SMT_E0119_MSG) ; |
| 1034 | break ; |
| 1035 | } |
| 1036 | } |
| 1037 | |
| 1038 | done: |
| 1039 | /* |
| 1040 | * make it even (in case of 'I' encoding) |
| 1041 | * note: len is DECREMENTED |
| 1042 | */ |
| 1043 | if (len & 3) { |
| 1044 | to[0] = 0 ; |
| 1045 | to[1] = 0 ; |
| 1046 | to += 4 - (len & 3 ) ; |
| 1047 | len = len & ~ 3 ; |
| 1048 | } |
| 1049 | |
| 1050 | /* set type and length */ |
| 1051 | pa->p_type = para ; |
| 1052 | pa->p_len = plen - len - PARA_LEN ; |
| 1053 | /* return values */ |
| 1054 | pcon->pc_p = (void *) to ; |
| 1055 | pcon->pc_len = len ; |
| 1056 | return ; |
| 1057 | |
| 1058 | sp_done: |
| 1059 | len -= sp_len ; |
| 1060 | to += sp_len ; |
| 1061 | goto done ; |
| 1062 | |
| 1063 | len_error: |
| 1064 | /* parameter does not fit in frame */ |
| 1065 | pcon->pc_err = SMT_RDF_TOOLONG ; |
| 1066 | return ; |
| 1067 | |
| 1068 | wrong_error: |
| 1069 | pcon->pc_err = SMT_RDF_LENGTH ; |
| 1070 | } |
| 1071 | |
| 1072 | /* |
| 1073 | * set parameter |
| 1074 | */ |
Adrian Bunk | 7aa55fc | 2005-06-21 01:47:06 -0700 | [diff] [blame] | 1075 | static int smt_set_para(struct s_smc *smc, struct smt_para *pa, int index, |
| 1076 | int local, int set) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1077 | { |
| 1078 | #define IFSET(x) if (set) (x) |
| 1079 | |
| 1080 | const struct s_p_tab *pt ; |
| 1081 | int len ; |
| 1082 | char *from ; |
| 1083 | char *to ; |
| 1084 | const char *swap ; |
| 1085 | char c ; |
| 1086 | char *mib_addr ; |
| 1087 | struct fddi_mib *mib ; |
| 1088 | struct fddi_mib_m *mib_m = NULL; |
| 1089 | struct fddi_mib_a *mib_a = NULL; |
| 1090 | struct fddi_mib_p *mib_p = NULL; |
| 1091 | int mac ; |
| 1092 | int path ; |
| 1093 | int port ; |
| 1094 | SK_LOC_DECL(u_char,byte_val) ; |
| 1095 | SK_LOC_DECL(u_short,word_val) ; |
| 1096 | SK_LOC_DECL(u_long,long_val) ; |
| 1097 | |
| 1098 | mac = index - INDEX_MAC ; |
| 1099 | path = index - INDEX_PATH ; |
| 1100 | port = index - INDEX_PORT ; |
| 1101 | len = pa->p_len ; |
| 1102 | from = (char *) (pa + 1 ) ; |
| 1103 | |
| 1104 | mib = &smc->mib ; |
| 1105 | switch (pa->p_type & 0xf000) { |
| 1106 | case 0x1000 : |
| 1107 | default : |
| 1108 | mib_addr = (char *) mib ; |
| 1109 | break ; |
| 1110 | case 0x2000 : |
| 1111 | if (mac < 0 || mac >= NUMMACS) { |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 1112 | return SMT_RDF_NOPARAM; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1113 | } |
| 1114 | mib_m = &smc->mib.m[mac] ; |
| 1115 | mib_addr = (char *) mib_m ; |
| 1116 | from += 4 ; /* skip index */ |
| 1117 | len -= 4 ; |
| 1118 | break ; |
| 1119 | case 0x3000 : |
| 1120 | if (path < 0 || path >= NUMPATHS) { |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 1121 | return SMT_RDF_NOPARAM; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1122 | } |
| 1123 | mib_a = &smc->mib.a[path] ; |
| 1124 | mib_addr = (char *) mib_a ; |
| 1125 | from += 4 ; /* skip index */ |
| 1126 | len -= 4 ; |
| 1127 | break ; |
| 1128 | case 0x4000 : |
| 1129 | if (port < 0 || port >= smt_mib_phys(smc)) { |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 1130 | return SMT_RDF_NOPARAM; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1131 | } |
| 1132 | mib_p = &smc->mib.p[port_to_mib(smc,port)] ; |
| 1133 | mib_addr = (char *) mib_p ; |
| 1134 | from += 4 ; /* skip index */ |
| 1135 | len -= 4 ; |
| 1136 | break ; |
| 1137 | } |
| 1138 | switch (pa->p_type) { |
| 1139 | case SMT_P10F0 : |
| 1140 | case SMT_P10F1 : |
| 1141 | #ifdef ESS |
| 1142 | case SMT_P10F2 : |
| 1143 | case SMT_P10F3 : |
| 1144 | case SMT_P10F4 : |
| 1145 | case SMT_P10F5 : |
| 1146 | case SMT_P10F6 : |
| 1147 | case SMT_P10F7 : |
| 1148 | #endif |
| 1149 | #ifdef SBA |
| 1150 | case SMT_P10F8 : |
| 1151 | case SMT_P10F9 : |
| 1152 | #endif |
| 1153 | case SMT_P20F1 : |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 1154 | if (!local) |
| 1155 | return SMT_RDF_NOPARAM; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1156 | break ; |
| 1157 | } |
| 1158 | pt = smt_get_ptab(pa->p_type) ; |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 1159 | if (!pt) |
| 1160 | return (pa->p_type & 0xff00) ? SMT_RDF_NOPARAM : |
| 1161 | SMT_RDF_ILLEGAL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1162 | switch (pt->p_access) { |
| 1163 | case AC_GR : |
| 1164 | case AC_S : |
| 1165 | break ; |
| 1166 | default : |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 1167 | return SMT_RDF_ILLEGAL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1168 | } |
| 1169 | to = mib_addr + pt->p_offset ; |
| 1170 | swap = pt->p_swap ; /* pointer to swap string */ |
| 1171 | |
| 1172 | while (swap && (c = *swap++)) { |
| 1173 | switch(c) { |
| 1174 | case 'b' : |
| 1175 | to = (char *) &byte_val ; |
| 1176 | break ; |
| 1177 | case 'w' : |
| 1178 | to = (char *) &word_val ; |
| 1179 | break ; |
| 1180 | case 'l' : |
| 1181 | to = (char *) &long_val ; |
| 1182 | break ; |
| 1183 | case 'S' : |
| 1184 | case 'E' : |
| 1185 | case 'R' : |
| 1186 | case 'r' : |
| 1187 | if (len < 4) { |
| 1188 | goto len_error ; |
| 1189 | } |
| 1190 | if (from[0] | from[1]) |
| 1191 | goto val_error ; |
| 1192 | #ifdef LITTLE_ENDIAN |
| 1193 | if (c == 'r') { |
| 1194 | to[0] = from[2] ; |
| 1195 | to[1] = from[3] ; |
| 1196 | } |
| 1197 | else { |
| 1198 | to[1] = from[2] ; |
| 1199 | to[0] = from[3] ; |
| 1200 | } |
| 1201 | #else |
| 1202 | to[0] = from[2] ; |
| 1203 | to[1] = from[3] ; |
| 1204 | #endif |
| 1205 | from += 4 ; |
| 1206 | to += 2 ; |
| 1207 | len -= 4 ; |
| 1208 | break ; |
| 1209 | case 'F' : |
| 1210 | case 'B' : |
| 1211 | if (len < 4) { |
| 1212 | goto len_error ; |
| 1213 | } |
| 1214 | if (from[0] | from[1] | from[2]) |
| 1215 | goto val_error ; |
| 1216 | to[0] = from[3] ; |
| 1217 | len -= 4 ; |
| 1218 | from += 4 ; |
| 1219 | to += 4 ; |
| 1220 | break ; |
| 1221 | case 'C' : |
| 1222 | case 'T' : |
| 1223 | case 'L' : |
| 1224 | if (len < 4) { |
| 1225 | goto len_error ; |
| 1226 | } |
| 1227 | #ifdef LITTLE_ENDIAN |
| 1228 | to[3] = *from++ ; |
| 1229 | to[2] = *from++ ; |
| 1230 | to[1] = *from++ ; |
| 1231 | to[0] = *from++ ; |
| 1232 | #else |
| 1233 | to[0] = *from++ ; |
| 1234 | to[1] = *from++ ; |
| 1235 | to[2] = *from++ ; |
| 1236 | to[3] = *from++ ; |
| 1237 | #endif |
| 1238 | len -= 4 ; |
| 1239 | to += 4 ; |
| 1240 | break ; |
| 1241 | case 'A' : |
| 1242 | if (len < 8) |
| 1243 | goto len_error ; |
| 1244 | if (set) |
| 1245 | memcpy((char *) to,(char *) from+2,6) ; |
| 1246 | to += 8 ; |
| 1247 | from += 8 ; |
| 1248 | len -= 8 ; |
| 1249 | break ; |
| 1250 | case '4' : |
| 1251 | if (len < 4) |
| 1252 | goto len_error ; |
| 1253 | if (set) |
| 1254 | memcpy((char *) to,(char *) from,4) ; |
| 1255 | to += 4 ; |
| 1256 | from += 4 ; |
| 1257 | len -= 4 ; |
| 1258 | break ; |
| 1259 | case '8' : |
| 1260 | if (len < 8) |
| 1261 | goto len_error ; |
| 1262 | if (set) |
| 1263 | memcpy((char *) to,(char *) from,8) ; |
| 1264 | to += 8 ; |
| 1265 | from += 8 ; |
| 1266 | len -= 8 ; |
| 1267 | break ; |
| 1268 | case 'D' : |
| 1269 | if (len < 32) |
| 1270 | goto len_error ; |
| 1271 | if (set) |
| 1272 | memcpy((char *) to,(char *) from,32) ; |
| 1273 | to += 32 ; |
| 1274 | from += 32 ; |
| 1275 | len -= 32 ; |
| 1276 | break ; |
| 1277 | case 'P' : /* timestamp is NOT swapped */ |
| 1278 | if (set) { |
| 1279 | to[0] = *from++ ; |
| 1280 | to[1] = *from++ ; |
| 1281 | to[2] = *from++ ; |
| 1282 | to[3] = *from++ ; |
| 1283 | to[4] = *from++ ; |
| 1284 | to[5] = *from++ ; |
| 1285 | to[6] = *from++ ; |
| 1286 | to[7] = *from++ ; |
| 1287 | } |
| 1288 | to += 8 ; |
| 1289 | len -= 8 ; |
| 1290 | break ; |
| 1291 | default : |
| 1292 | SMT_PANIC(smc,SMT_E0120, SMT_E0120_MSG) ; |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 1293 | return SMT_RDF_ILLEGAL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1294 | } |
| 1295 | } |
| 1296 | /* |
| 1297 | * actions and internal updates |
| 1298 | */ |
| 1299 | switch (pa->p_type) { |
| 1300 | case SMT_P101A: /* fddiSMTConfigPolicy */ |
| 1301 | if (word_val & ~1) |
| 1302 | goto val_error ; |
| 1303 | IFSET(mib->fddiSMTConfigPolicy = word_val) ; |
| 1304 | break ; |
| 1305 | case SMT_P101B : /* fddiSMTConnectionPolicy */ |
| 1306 | if (!(word_val & POLICY_MM)) |
| 1307 | goto val_error ; |
| 1308 | IFSET(mib->fddiSMTConnectionPolicy = word_val) ; |
| 1309 | break ; |
| 1310 | case SMT_P101D : /* fddiSMTTT_Notify */ |
| 1311 | if (word_val < 2 || word_val > 30) |
| 1312 | goto val_error ; |
| 1313 | IFSET(mib->fddiSMTTT_Notify = word_val) ; |
| 1314 | break ; |
| 1315 | case SMT_P101E : /* fddiSMTStatRptPolicy */ |
| 1316 | if (byte_val & ~1) |
| 1317 | goto val_error ; |
| 1318 | IFSET(mib->fddiSMTStatRptPolicy = byte_val) ; |
| 1319 | break ; |
| 1320 | case SMT_P101F : /* fddiSMTTrace_MaxExpiration */ |
| 1321 | /* |
| 1322 | * note: lower limit trace_max = 6.001773... s |
| 1323 | * NO upper limit |
| 1324 | */ |
| 1325 | if (long_val < (long)0x478bf51L) |
| 1326 | goto val_error ; |
| 1327 | IFSET(mib->fddiSMTTrace_MaxExpiration = long_val) ; |
| 1328 | break ; |
| 1329 | #ifdef ESS |
| 1330 | case SMT_P10F2 : /* fddiESSPayload */ |
| 1331 | if (long_val > 1562) |
| 1332 | goto val_error ; |
| 1333 | if (set && smc->mib.fddiESSPayload != long_val) { |
| 1334 | smc->ess.raf_act_timer_poll = TRUE ; |
| 1335 | smc->mib.fddiESSPayload = long_val ; |
| 1336 | } |
| 1337 | break ; |
| 1338 | case SMT_P10F3 : /* fddiESSOverhead */ |
| 1339 | if (long_val < 50 || long_val > 5000) |
| 1340 | goto val_error ; |
| 1341 | if (set && smc->mib.fddiESSPayload && |
| 1342 | smc->mib.fddiESSOverhead != long_val) { |
| 1343 | smc->ess.raf_act_timer_poll = TRUE ; |
| 1344 | smc->mib.fddiESSOverhead = long_val ; |
| 1345 | } |
| 1346 | break ; |
| 1347 | case SMT_P10F4 : /* fddiESSMaxTNeg */ |
| 1348 | if (long_val > -MS2BCLK(5) || long_val < -MS2BCLK(165)) |
| 1349 | goto val_error ; |
| 1350 | IFSET(mib->fddiESSMaxTNeg = long_val) ; |
| 1351 | break ; |
| 1352 | case SMT_P10F5 : /* fddiESSMinSegmentSize */ |
| 1353 | if (long_val < 1 || long_val > 4478) |
| 1354 | goto val_error ; |
| 1355 | IFSET(mib->fddiESSMinSegmentSize = long_val) ; |
| 1356 | break ; |
| 1357 | case SMT_P10F6 : /* fddiESSCategory */ |
| 1358 | if ((long_val & 0xffff) != 1) |
| 1359 | goto val_error ; |
| 1360 | IFSET(mib->fddiESSCategory = long_val) ; |
| 1361 | break ; |
| 1362 | case SMT_P10F7 : /* fddiESSSyncTxMode */ |
| 1363 | if (word_val > 1) |
| 1364 | goto val_error ; |
| 1365 | IFSET(mib->fddiESSSynchTxMode = word_val) ; |
| 1366 | break ; |
| 1367 | #endif |
| 1368 | #ifdef SBA |
| 1369 | case SMT_P10F8 : /* fddiSBACommand */ |
| 1370 | if (byte_val != SB_STOP && byte_val != SB_START) |
| 1371 | goto val_error ; |
| 1372 | IFSET(mib->fddiSBACommand = byte_val) ; |
| 1373 | break ; |
| 1374 | case SMT_P10F9 : /* fddiSBAAvailable */ |
| 1375 | if (byte_val > 100) |
| 1376 | goto val_error ; |
| 1377 | IFSET(mib->fddiSBAAvailable = byte_val) ; |
| 1378 | break ; |
| 1379 | #endif |
| 1380 | case SMT_P2020 : /* fddiMACRequestedPaths */ |
| 1381 | if ((word_val & (MIB_P_PATH_PRIM_PREFER | |
| 1382 | MIB_P_PATH_PRIM_ALTER)) == 0 ) |
| 1383 | goto val_error ; |
| 1384 | IFSET(mib_m->fddiMACRequestedPaths = word_val) ; |
| 1385 | break ; |
| 1386 | case SMT_P205F : /* fddiMACFrameErrorThreshold */ |
| 1387 | /* 0 .. ffff acceptable */ |
| 1388 | IFSET(mib_m->fddiMACFrameErrorThreshold = word_val) ; |
| 1389 | break ; |
| 1390 | case SMT_P2067 : /* fddiMACNotCopiedThreshold */ |
| 1391 | /* 0 .. ffff acceptable */ |
| 1392 | IFSET(mib_m->fddiMACNotCopiedThreshold = word_val) ; |
| 1393 | break ; |
| 1394 | case SMT_P2076: /* fddiMACMA_UnitdataEnable */ |
| 1395 | if (byte_val & ~1) |
| 1396 | goto val_error ; |
| 1397 | if (set) { |
| 1398 | mib_m->fddiMACMA_UnitdataEnable = byte_val ; |
| 1399 | queue_event(smc,EVENT_RMT,RM_ENABLE_FLAG) ; |
| 1400 | } |
| 1401 | break ; |
| 1402 | case SMT_P20F1 : /* fddiMACT_Min */ |
| 1403 | IFSET(mib_m->fddiMACT_Min = long_val) ; |
| 1404 | break ; |
| 1405 | case SMT_P320F : |
| 1406 | if (long_val > 1562) |
| 1407 | goto val_error ; |
| 1408 | IFSET(mib_a->fddiPATHSbaPayload = long_val) ; |
| 1409 | #ifdef ESS |
| 1410 | if (set) |
| 1411 | ess_para_change(smc) ; |
| 1412 | #endif |
| 1413 | break ; |
| 1414 | case SMT_P3210 : |
| 1415 | if (long_val > 5000) |
| 1416 | goto val_error ; |
| 1417 | |
| 1418 | if (long_val != 0 && mib_a->fddiPATHSbaPayload == 0) |
| 1419 | goto val_error ; |
| 1420 | |
| 1421 | IFSET(mib_a->fddiPATHSbaOverhead = long_val) ; |
| 1422 | #ifdef ESS |
| 1423 | if (set) |
| 1424 | ess_para_change(smc) ; |
| 1425 | #endif |
| 1426 | break ; |
| 1427 | case SMT_P3213: /* fddiPATHT_Rmode */ |
| 1428 | /* no limit : |
| 1429 | * 0 .. 343.597 => 0 .. 2e32 * 80nS |
| 1430 | */ |
| 1431 | if (set) { |
| 1432 | mib_a->fddiPATHT_Rmode = long_val ; |
| 1433 | rtm_set_timer(smc) ; |
| 1434 | } |
| 1435 | break ; |
| 1436 | case SMT_P3214 : /* fddiPATHSbaAvailable */ |
| 1437 | if (long_val > 0x00BEBC20L) |
| 1438 | goto val_error ; |
| 1439 | #ifdef SBA |
| 1440 | if (set && mib->fddiSBACommand == SB_STOP) |
| 1441 | goto val_error ; |
| 1442 | #endif |
| 1443 | IFSET(mib_a->fddiPATHSbaAvailable = long_val) ; |
| 1444 | break ; |
| 1445 | case SMT_P3215 : /* fddiPATHTVXLowerBound */ |
| 1446 | IFSET(mib_a->fddiPATHTVXLowerBound = long_val) ; |
| 1447 | goto change_mac_para ; |
| 1448 | case SMT_P3216 : /* fddiPATHT_MaxLowerBound */ |
| 1449 | IFSET(mib_a->fddiPATHT_MaxLowerBound = long_val) ; |
| 1450 | goto change_mac_para ; |
| 1451 | case SMT_P3217 : /* fddiPATHMaxT_Req */ |
| 1452 | IFSET(mib_a->fddiPATHMaxT_Req = long_val) ; |
| 1453 | |
| 1454 | change_mac_para: |
| 1455 | if (set && smt_set_mac_opvalues(smc)) { |
| 1456 | RS_SET(smc,RS_EVENT) ; |
| 1457 | smc->sm.please_reconnect = 1 ; |
| 1458 | queue_event(smc,EVENT_ECM,EC_DISCONNECT) ; |
| 1459 | } |
| 1460 | break ; |
| 1461 | case SMT_P400E : /* fddiPORTConnectionPolicies */ |
| 1462 | if (byte_val > 1) |
| 1463 | goto val_error ; |
| 1464 | IFSET(mib_p->fddiPORTConnectionPolicies = byte_val) ; |
| 1465 | break ; |
| 1466 | case SMT_P4011 : /* fddiPORTRequestedPaths */ |
| 1467 | /* all 3*8 bits allowed */ |
| 1468 | IFSET(memcpy((char *)mib_p->fddiPORTRequestedPaths, |
| 1469 | (char *)&long_val,4)) ; |
| 1470 | break ; |
| 1471 | case SMT_P401F: /* fddiPORTMaint_LS */ |
| 1472 | if (word_val > 4) |
| 1473 | goto val_error ; |
| 1474 | IFSET(mib_p->fddiPORTMaint_LS = word_val) ; |
| 1475 | break ; |
| 1476 | case SMT_P403A : /* fddiPORTLer_Cutoff */ |
| 1477 | if (byte_val < 4 || byte_val > 15) |
| 1478 | goto val_error ; |
| 1479 | IFSET(mib_p->fddiPORTLer_Cutoff = byte_val) ; |
| 1480 | break ; |
| 1481 | case SMT_P403B : /* fddiPORTLer_Alarm */ |
| 1482 | if (byte_val < 4 || byte_val > 15) |
| 1483 | goto val_error ; |
| 1484 | IFSET(mib_p->fddiPORTLer_Alarm = byte_val) ; |
| 1485 | break ; |
| 1486 | |
| 1487 | /* |
| 1488 | * Actions |
| 1489 | */ |
| 1490 | case SMT_P103C : /* fddiSMTStationAction */ |
| 1491 | if (smt_action(smc,SMT_STATION_ACTION, (int) word_val, 0)) |
| 1492 | goto val_error ; |
| 1493 | break ; |
| 1494 | case SMT_P4046: /* fddiPORTAction */ |
| 1495 | if (smt_action(smc,SMT_PORT_ACTION, (int) word_val, |
| 1496 | port_to_mib(smc,port))) |
| 1497 | goto val_error ; |
| 1498 | break ; |
| 1499 | default : |
| 1500 | break ; |
| 1501 | } |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 1502 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1503 | |
| 1504 | val_error: |
| 1505 | /* parameter value in frame is out of range */ |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 1506 | return SMT_RDF_RANGE; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1507 | |
| 1508 | len_error: |
| 1509 | /* parameter value in frame is too short */ |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 1510 | return SMT_RDF_LENGTH; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1511 | |
| 1512 | #if 0 |
| 1513 | no_author_error: |
| 1514 | /* parameter not setable, because the SBA is not active |
| 1515 | * Please note: we give the return code 'not authorizeed |
| 1516 | * because SBA denied is not a valid return code in the |
| 1517 | * PMF protocol. |
| 1518 | */ |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 1519 | return SMT_RDF_AUTHOR; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1520 | #endif |
| 1521 | } |
| 1522 | |
| 1523 | static const struct s_p_tab *smt_get_ptab(u_short para) |
| 1524 | { |
| 1525 | const struct s_p_tab *pt ; |
| 1526 | for (pt = p_tab ; pt->p_num && pt->p_num != para ; pt++) |
| 1527 | ; |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 1528 | return pt->p_num ? pt : NULL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1529 | } |
| 1530 | |
| 1531 | static int smt_mib_phys(struct s_smc *smc) |
| 1532 | { |
| 1533 | #ifdef CONCENTRATOR |
| 1534 | SK_UNUSED(smc) ; |
| 1535 | |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 1536 | return NUMPHYS; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1537 | #else |
| 1538 | if (smc->s.sas == SMT_SAS) |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 1539 | return 1; |
| 1540 | return NUMPHYS; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1541 | #endif |
| 1542 | } |
| 1543 | |
Adrian Bunk | 7aa55fc | 2005-06-21 01:47:06 -0700 | [diff] [blame] | 1544 | static int port_to_mib(struct s_smc *smc, int p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1545 | { |
| 1546 | #ifdef CONCENTRATOR |
| 1547 | SK_UNUSED(smc) ; |
| 1548 | |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 1549 | return p; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1550 | #else |
| 1551 | if (smc->s.sas == SMT_SAS) |
Eric Dumazet | 807540b | 2010-09-23 05:40:09 +0000 | [diff] [blame] | 1552 | return PS; |
| 1553 | return p; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1554 | #endif |
| 1555 | } |
| 1556 | |
| 1557 | |
| 1558 | #ifdef DEBUG |
| 1559 | #ifndef BOOT |
| 1560 | void dump_smt(struct s_smc *smc, struct smt_header *sm, char *text) |
| 1561 | { |
| 1562 | int len ; |
| 1563 | struct smt_para *pa ; |
| 1564 | char *c ; |
| 1565 | int n ; |
| 1566 | int nn ; |
| 1567 | #ifdef LITTLE_ENDIAN |
| 1568 | int smtlen ; |
| 1569 | #endif |
| 1570 | |
| 1571 | SK_UNUSED(smc) ; |
| 1572 | |
| 1573 | #ifdef DEBUG_BRD |
| 1574 | if (smc->debug.d_smtf < 2) |
| 1575 | #else |
| 1576 | if (debug.d_smtf < 2) |
| 1577 | #endif |
| 1578 | return ; |
| 1579 | #ifdef LITTLE_ENDIAN |
| 1580 | smtlen = sm->smt_len + sizeof(struct smt_header) ; |
| 1581 | #endif |
| 1582 | printf("SMT Frame [%s]:\nDA ",text) ; |
| 1583 | dump_hex((char *) &sm->smt_dest,6) ; |
| 1584 | printf("\tSA ") ; |
| 1585 | dump_hex((char *) &sm->smt_source,6) ; |
| 1586 | printf(" Class %x Type %x Version %x\n", |
| 1587 | sm->smt_class,sm->smt_type,sm->smt_version) ; |
| 1588 | printf("TID %lx\t\tSID ",sm->smt_tid) ; |
| 1589 | dump_hex((char *) &sm->smt_sid,8) ; |
| 1590 | printf(" LEN %x\n",sm->smt_len) ; |
| 1591 | |
| 1592 | len = sm->smt_len ; |
| 1593 | pa = (struct smt_para *) (sm + 1) ; |
| 1594 | while (len > 0 ) { |
| 1595 | int plen ; |
| 1596 | #ifdef UNIX |
| 1597 | printf("TYPE %x LEN %x VALUE\t",pa->p_type,pa->p_len) ; |
| 1598 | #else |
| 1599 | printf("TYPE %04x LEN %2x VALUE\t",pa->p_type,pa->p_len) ; |
| 1600 | #endif |
| 1601 | n = pa->p_len ; |
| 1602 | if ( (n < 0 ) || (n > (int)(len - PARA_LEN))) { |
| 1603 | n = len - PARA_LEN ; |
| 1604 | printf(" BAD LENGTH\n") ; |
| 1605 | break ; |
| 1606 | } |
| 1607 | #ifdef LITTLE_ENDIAN |
| 1608 | smt_swap_para(sm,smtlen,0) ; |
| 1609 | #endif |
| 1610 | if (n < 24) { |
| 1611 | dump_hex((char *)(pa+1),(int) n) ; |
| 1612 | printf("\n") ; |
| 1613 | } |
| 1614 | else { |
| 1615 | int first = 0 ; |
| 1616 | c = (char *)(pa+1) ; |
| 1617 | dump_hex(c,16) ; |
| 1618 | printf("\n") ; |
| 1619 | n -= 16 ; |
| 1620 | c += 16 ; |
| 1621 | while (n > 0) { |
| 1622 | nn = (n > 16) ? 16 : n ; |
| 1623 | if (n > 64) { |
| 1624 | if (first == 0) |
| 1625 | printf("\t\t\t...\n") ; |
| 1626 | first = 1 ; |
| 1627 | } |
| 1628 | else { |
| 1629 | printf("\t\t\t") ; |
| 1630 | dump_hex(c,nn) ; |
| 1631 | printf("\n") ; |
| 1632 | } |
| 1633 | n -= nn ; |
| 1634 | c += 16 ; |
| 1635 | } |
| 1636 | } |
| 1637 | #ifdef LITTLE_ENDIAN |
| 1638 | smt_swap_para(sm,smtlen,1) ; |
| 1639 | #endif |
| 1640 | plen = (pa->p_len + PARA_LEN + 3) & ~3 ; |
| 1641 | len -= plen ; |
| 1642 | pa = (struct smt_para *)((char *)pa + plen) ; |
| 1643 | } |
| 1644 | printf("-------------------------------------------------\n\n") ; |
| 1645 | } |
| 1646 | |
| 1647 | void dump_hex(char *p, int len) |
| 1648 | { |
| 1649 | int n = 0 ; |
| 1650 | while (len--) { |
| 1651 | n++ ; |
| 1652 | #ifdef UNIX |
| 1653 | printf("%x%s",*p++ & 0xff,len ? ( (n & 7) ? " " : "-") : "") ; |
| 1654 | #else |
| 1655 | printf("%02x%s",*p++ & 0xff,len ? ( (n & 7) ? " " : "-") : "") ; |
| 1656 | #endif |
| 1657 | } |
| 1658 | } |
| 1659 | #endif /* no BOOT */ |
| 1660 | #endif /* DEBUG */ |
| 1661 | |
| 1662 | |
| 1663 | #endif /* no SLIM_SMT */ |