diagnostic/Dcm/Dcm_Dsp.c

   1 /* -------------------------------- Arctic Core ------------------------------\r
   2  * Arctic Core - the open source AUTOSAR platform http://arccore.com\r
   3  *\r
   4  * Copyright (C) 2009  ArcCore AB <contact@arccore.com>\r
   5  *\r
   6  * This source code is free software; you can redistribute it and/or modify it\r
   7  * under the terms of the GNU General Public License version 2 as published by the\r
   8  * Free Software Foundation; See <http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt>.\r
   9  *\r
  10  * This program is distributed in the hope that it will be useful, but\r
  11  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY\r
  12  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License\r
  13  * for more details.\r
  14  * -------------------------------- Arctic Core ------------------------------*/\r
  15 \r
  16 \r
  17 \r
  18 #include <string.h>\r
  19 #include "Dcm_Cfg.h"\r
  20 #include "Dcm.h"\r
  21 #include "Dcm_Internal.h"\r
  22 #include "Dem.h"\r
  23 #include "Det.h"\r
  24 #include "MemMap.h"\r
  25 #include "Mcu.h"\r
  26 \r
  27 #define ZERO_SUB_FUNCTION                       0x00\r
  28 \r
  29 /*\r
  30  * Macros\r
  31  */\r
  32 #define BYTES_TO_DTC(hb, mb, lb)        (((hb) << 16) | ((mb) << 8) | (lb))\r
  33 #define DTC_HIGH_BYTE(dtc)                      (((dtc)>> 16) & 0xFF)\r
  34 #define DTC_MID_BYTE(dtc)                       (((dtc)>> 8) & 0xFF)\r
  35 #define DTC_LOW_BYTE(dtc)                       ((dtc) & 0xFF)\r
  36 \r
  37 typedef struct {\r
  38         boolean resetPending;\r
  39         PduIdType resetPduId;\r
  40 } DspUdsEcuResetDataType;\r
  41 \r
  42 static DspUdsEcuResetDataType dspUdsEcuResetData;\r
  43 \r
  44 \r
  45 typedef struct {\r
  46         boolean                                                 reqInProgress;\r
  47         Dcm_SecLevelType                                reqSecLevel;\r
  48         const Dcm_DspSecurityRowType    *reqSecLevelRef;\r
  49 } DspUdsSecurityAccessDataType;\r
  50 \r
  51 static DspUdsSecurityAccessDataType dspUdsSecurityAccesData;\r
  52 \r
  53 \r
  54 void DspInit(void)\r
  55 {\r
  56         dspUdsSecurityAccesData.reqInProgress = FALSE;\r
  57         dspUdsEcuResetData.resetPending = FALSE;\r
  58 }\r
  59 \r
  60 \r
  61 void DspMain(void)\r
  62 {\r
  63 \r
  64 }\r
  65 \r
  66 \r
  67 Std_ReturnType AskApplicationForSessionPermission(Dcm_SesCtrlType newSessionLevel)\r
  68 {\r
  69         Std_ReturnType returnCode = E_OK;\r
  70         Dcm_SesCtrlType currentSessionLevel;\r
  71         Std_ReturnType result;\r
  72         uint16 i;\r
  73 \r
  74         for (i = 0; !DCM_Config.Dsl->DslSessionControl[i].Arc_EOL && (returnCode != E_SESSION_NOT_ALLOWED); i++) {\r
  75                 if (DCM_Config.Dsl->DslSessionControl[i].GetSesChgPermission != NULL) {\r
  76                         Dcm_GetSesCtrlType(&currentSessionLevel);\r
  77                         result = DCM_Config.Dsl->DslSessionControl[i].GetSesChgPermission(currentSessionLevel ,newSessionLevel);\r
  78                         if (result != E_OK) {\r
  79                                 returnCode = result;\r
  80                         }\r
  81                 }\r
  82         }\r
  83 \r
  84         return returnCode;\r
  85 }\r
  86 \r
  87 \r
  88 void DspUdsDiagnosticSessionControl(void)\r
  89 {\r
  90         // @req DCM250 **/\r
  91         Dcm_SesCtrlType reqSessionType;\r
  92         Std_ReturnType result;\r
  93         uint16  i;\r
  94 \r
  95         if (dslMsgData.pduRxData->SduLength == 2) {\r
  96                 reqSessionType = dslMsgData.pduRxData->SduDataPtr[1];\r
  97                 // Check if type exist in session table\r
  98                 for (i = 0; (DCM_Config.Dsp->DspSession->DspSessionRow[i].DspSessionLevel != reqSessionType) && !DCM_Config.Dsp->DspSession->DspSessionRow[i].Arc_EOL;i++);\r
  99 \r
 100                 if (!DCM_Config.Dsp->DspSession->DspSessionRow[i].Arc_EOL) {\r
 101                         result = AskApplicationForSessionPermission(reqSessionType);\r
 102                         if (result == E_OK) {\r
 103                                 DslSetSesCtrlType(reqSessionType);              /** @req DCM311 **/\r
 104                                 // Create positive response\r
 105                                 /** @req DCM039.2 **/\r
 106                                 dslMsgData.pduTxData->SduDataPtr[1] = reqSessionType;\r
 107                                 dslMsgData.pduTxData->SduLength = 2;\r
 108                                 DsdDspProcessingDone(DCM_E_POSITIVERESPONSE); /** @req DCM269.2 **/\r
 109                         }\r
 110                         else {\r
 111                                 // TODO: Add handling of special case of E_FORCE_RCRRP (Dcm138)\r
 112                                 DsdDspProcessingDone(DCM_E_CONDITIONSNOTCORRECT);       /** @req DCM308 **/\r
 113                         }\r
 114                 }\r
 115                 else {\r
 116                         DsdDspProcessingDone(DCM_E_SUBFUNCTIONNOTSUPPORTED);    /** @req DCM307 **/\r
 117                 }\r
 118         }\r
 119         else {\r
 120                 // Wrong length\r
 121                 DsdDspProcessingDone(DCM_E_INCORRECTMESSAGELENGTHORINVALIDFORMAT);      /** @req DCM272.1 **/\r
 122         }\r
 123 }\r
 124 \r
 125 \r
 126 void DspUdsEcuReset(void)\r
 127 {\r
 128         // @req DCM260 **/\r
 129         uint8 reqResetType;\r
 130 \r
 131         if (dslMsgData.pduRxData->SduLength == 2) {\r
 132                 reqResetType = dslMsgData.pduRxData->SduDataPtr[1];\r
 133 \r
 134                 switch (reqResetType)\r
 135                 {\r
 136                 case 0x01:      // Hard reset\r
 137                         // TODO: Ask application for permission (Dcm373) (Dcm375) (Dcm377)\r
 138 \r
 139                         // Schedule the reset\r
 140                         dspUdsEcuResetData.resetPending = TRUE;\r
 141                         dspUdsEcuResetData.resetPduId = DCM_PDU_ID_UDS_TX;\r
 142 \r
 143                         // Create positive response\r
 144                         /** @req DCM039.1 **/\r
 145                         dslMsgData.pduTxData->SduDataPtr[1] = reqResetType;\r
 146                         dslMsgData.pduTxData->SduLength = 2;\r
 147                         DsdDspProcessingDone(DCM_E_POSITIVERESPONSE); /** @req DCM269.3 **/\r
 148                         break;\r
 149 \r
 150                 default:\r
 151                         DsdDspProcessingDone(DCM_E_SUBFUNCTIONNOTSUPPORTED);    /** @req DCM273.3 **/\r
 152                         break;\r
 153                 }\r
 154         }\r
 155         else {\r
 156                 // Wrong length\r
 157                 DsdDspProcessingDone(DCM_E_INCORRECTMESSAGELENGTHORINVALIDFORMAT);      /** @req DCM272.3 **/\r
 158         }\r
 159 }\r
 160 \r
 161 \r
 162 void DspUdsClearDiagnosticInformation(void)\r
 163 {\r
 164         uint32 dtc;\r
 165         Dem_ReturnClearDTCType result;\r
 166 \r
 167         if (dslMsgData.pduRxData->SduLength == 4) {\r
 168                 dtc = BYTES_TO_DTC(dslMsgData.pduRxData->SduDataPtr[1], dslMsgData.pduRxData->SduDataPtr[2], dslMsgData.pduRxData->SduDataPtr[3]);\r
 169 \r
 170                 result = Dem_ClearDTC(dtc, DEM_DTC_KIND_ALL_DTCS, DEM_DTC_ORIGIN_PRIMARY_MEMORY);\r
 171 \r
 172                 switch (result)\r
 173                 {\r
 174                 case DEM_CLEAR_OK:\r
 175                         // Create positive response\r
 176                         /** @req DCM039.1 **/\r
 177                         dslMsgData.pduTxData->SduLength = 1;\r
 178                         DsdDspProcessingDone(DCM_E_POSITIVERESPONSE); /** @req DCM269.4 **/\r
 179                         break;\r
 180 \r
 181                 default:\r
 182                         DsdDspProcessingDone(DCM_E_REQUESTOUTOFRANGE);\r
 183                         break;\r
 184                 }\r
 185         }\r
 186         else {\r
 187                 // Wrong length\r
 188                 DsdDspProcessingDone(DCM_E_INCORRECTMESSAGELENGTHORINVALIDFORMAT);      /** @req DCM272.1 **/\r
 189         }\r
 190 }\r
 191 \r
 192 \r
 193 Dcm_NegativeResponseCodeType DspUdsReadDtcInfoSub_0x01_0x07_0x11_0x12(void)\r
 194 {\r
 195         typedef struct {\r
 196                 uint8           SID;\r
 197                 uint8           reportType;\r
 198                 uint8           dtcStatusAvailabilityMask;\r
 199                 uint8           dtcFormatIdentifier;\r
 200                 uint8           dtcCountHighByte;\r
 201                 uint8           dtcCountLowByte;\r
 202         } TxDataType;\r
 203 \r
 204         Dcm_NegativeResponseCodeType responseCode = DCM_E_POSITIVERESPONSE;\r
 205         Dem_ReturnSetDTCFilterType setDtcFilterResult;\r
 206 \r
 207         // Setup the DTC filter\r
 208         switch (dslMsgData.pduRxData->SduDataPtr[1])    /** @reg DCM293 **/\r
 209         {\r
 210         case 0x01:      // reportNumberOfDTCByStatusMask\r
 211                 setDtcFilterResult = Dem_SetDTCFilter(dslMsgData.pduRxData->SduDataPtr[2], DEM_DTC_KIND_ALL_DTCS, DEM_DTC_ORIGIN_PRIMARY_MEMORY, DEM_FILTER_WITH_SEVERITY_NO, VALUE_IS_NOT_USED, DEM_FILTER_FOR_FDC_NO);\r
 212                 break;\r
 213 \r
 214         case 0x07:      // reportNumberOfDTCBySeverityMaskRecord\r
 215                 setDtcFilterResult = Dem_SetDTCFilter(dslMsgData.pduRxData->SduDataPtr[3], DEM_DTC_KIND_ALL_DTCS, DEM_DTC_ORIGIN_PRIMARY_MEMORY, DEM_FILTER_WITH_SEVERITY_YES, dslMsgData.pduRxData->SduDataPtr[2], DEM_FILTER_FOR_FDC_NO);\r
 216                 break;\r
 217 \r
 218         case 0x11:      // reportNumberOfMirrorMemoryDTCByStatusMask\r
 219                 setDtcFilterResult = Dem_SetDTCFilter(dslMsgData.pduRxData->SduDataPtr[2], DEM_DTC_KIND_ALL_DTCS, DEM_DTC_ORIGIN_MIRROR_MEMORY, DEM_FILTER_WITH_SEVERITY_NO, VALUE_IS_NOT_USED, DEM_FILTER_FOR_FDC_NO);\r
 220                 break;\r
 221 \r
 222         case 0x12:      // reportNumberOfEmissionRelatedOBDDTCByStatusMask\r
 223                 setDtcFilterResult = Dem_SetDTCFilter(dslMsgData.pduRxData->SduDataPtr[2], DEM_DTC_KIND_EMISSON_REL_DTCS, DEM_DTC_ORIGIN_PRIMARY_MEMORY, DEM_FILTER_WITH_SEVERITY_NO, VALUE_IS_NOT_USED, DEM_FILTER_FOR_FDC_NO);\r
 224                 break;\r
 225 \r
 226         default:\r
 227                 setDtcFilterResult = DEM_WRONG_FILTER;\r
 228 #if (DCM_DEV_ERROR_DETECT == STD_ON)\r
 229                 Det_ReportError(MODULE_ID_DCM, 0, DCM_UDS_READ_DTC_INFO, DCM_E_UNEXPECTED_PARAM);\r
 230 #endif\r
 231                 break;\r
 232         }\r
 233 \r
 234         if (setDtcFilterResult == DEM_FILTER_ACCEPTED) {\r
 235                 uint16 numberOfFilteredDtc;\r
 236                 uint8 dtcStatusMask;\r
 237                 TxDataType *txData = (TxDataType*)dslMsgData.pduTxData->SduDataPtr;\r
 238 \r
 239                 /** @reg DCM376 **/\r
 240                 Dem_GetNumberOfFilteredDtc(&numberOfFilteredDtc);\r
 241                 Dem_GetDTCStatusAvailabilityMask(&dtcStatusMask);\r
 242 \r
 243                 // Create positive response (ISO 14229-1 table 251)\r
 244                 /** @req DCM039.0x19 **/\r
 245                 txData->reportType = dslMsgData.pduRxData->SduDataPtr[1];                       // reportType\r
 246                 txData->dtcStatusAvailabilityMask = dtcStatusMask;                                      // DTCStatusAvailabilityMask\r
 247                 txData->dtcFormatIdentifier = Dem_GetTranslationType();                         // DTCFormatIdentifier\r
 248                 txData->dtcCountHighByte = (numberOfFilteredDtc >> 8);                          // DTCCount high byte\r
 249                 txData->dtcCountLowByte = (numberOfFilteredDtc & 0xFF);                         // DTCCount low byte\r
 250                 dslMsgData.pduTxData->SduLength = 6;\r
 251         }\r
 252         else {\r
 253                 responseCode = DCM_E_REQUESTOUTOFRANGE;\r
 254         }\r
 255 \r
 256         return responseCode;\r
 257 }\r
 258 \r
 259 \r
 260 Dcm_NegativeResponseCodeType DspUdsReadDtcInfoSub_0x02_0x0A_0x0F_0x13_0x15(void)\r
 261 {\r
 262         Dcm_NegativeResponseCodeType responseCode = DCM_E_POSITIVERESPONSE;\r
 263         Dem_ReturnSetDTCFilterType setDtcFilterResult;\r
 264 \r
 265         typedef struct {\r
 266                 uint8           dtcHighByte;\r
 267                 uint8           dtcMiddleByte;\r
 268                 uint8           dtcLowByte;\r
 269                 uint8           statusOfDtc;\r
 270         } dtcAndStatusRecordType;\r
 271 \r
 272         typedef struct {\r
 273                 uint8                                   SID;\r
 274                 uint8                                   reportType;\r
 275                 uint8                                   dtcStatusAvailabilityMask;\r
 276                 dtcAndStatusRecordType  dtcAndStatusRecord[];\r
 277         } TxDataType;\r
 278 \r
 279         // Setup the DTC filter\r
 280         switch (dslMsgData.pduRxData->SduDataPtr[1])    /** @reg DCM378 **/\r
 281         {\r
 282         case 0x02:      // reportDTCByStatusMask\r
 283                 setDtcFilterResult = Dem_SetDTCFilter(dslMsgData.pduRxData->SduDataPtr[2], DEM_DTC_KIND_ALL_DTCS, DEM_DTC_ORIGIN_PRIMARY_MEMORY, DEM_FILTER_WITH_SEVERITY_NO, VALUE_IS_NOT_USED, DEM_FILTER_FOR_FDC_NO);\r
 284                 break;\r
 285 \r
 286         case 0x0A:      // reportSupportedDTC\r
 287                 setDtcFilterResult = Dem_SetDTCFilter(DEM_DTC_STATUS_MASK_ALL, DEM_DTC_KIND_ALL_DTCS, DEM_DTC_ORIGIN_PRIMARY_MEMORY, DEM_FILTER_WITH_SEVERITY_NO, VALUE_IS_NOT_USED, DEM_FILTER_FOR_FDC_NO);\r
 288                 break;\r
 289 \r
 290         case 0x0F:      // reportMirrorMemoryDTCByStatusMask\r
 291                 setDtcFilterResult = Dem_SetDTCFilter(dslMsgData.pduRxData->SduDataPtr[2], DEM_DTC_KIND_ALL_DTCS, DEM_DTC_ORIGIN_MIRROR_MEMORY, DEM_FILTER_WITH_SEVERITY_NO, VALUE_IS_NOT_USED, DEM_FILTER_FOR_FDC_NO);\r
 292                 break;\r
 293 \r
 294         case 0x13:      // reportEmissionRelatedOBDDTCByStatusMask\r
 295                 setDtcFilterResult = Dem_SetDTCFilter(dslMsgData.pduRxData->SduDataPtr[2], DEM_DTC_KIND_EMISSON_REL_DTCS, DEM_DTC_ORIGIN_PRIMARY_MEMORY, DEM_FILTER_WITH_SEVERITY_NO, VALUE_IS_NOT_USED, DEM_FILTER_FOR_FDC_NO);\r
 296                 break;\r
 297 \r
 298         case 0x15:      // reportDTCWithPermanentStatus\r
 299                 setDtcFilterResult = Dem_SetDTCFilter(DEM_DTC_STATUS_MASK_ALL, DEM_DTC_KIND_ALL_DTCS, DEM_DTC_ORIGIN_PERMANENT_MEMORY, DEM_FILTER_WITH_SEVERITY_NO, VALUE_IS_NOT_USED, DEM_FILTER_FOR_FDC_NO);\r
 300                 break;\r
 301 \r
 302         default:\r
 303                 setDtcFilterResult = DEM_WRONG_FILTER;\r
 304 #if (DCM_DEV_ERROR_DETECT == STD_ON)\r
 305                 Det_ReportError(MODULE_ID_DCM, 0, DCM_UDS_READ_DTC_INFO, DCM_E_UNEXPECTED_PARAM);\r
 306 #endif\r
 307                 break;\r
 308         }\r
 309 \r
 310         if (setDtcFilterResult == DEM_FILTER_ACCEPTED) {\r
 311                 uint8 dtcStatusMask;\r
 312                 TxDataType *txData = (TxDataType*)dslMsgData.pduTxData->SduDataPtr;\r
 313                 Dem_ReturnGetNextFilteredDTCType getNextFilteredDtcResult;\r
 314                 uint32 dtc;\r
 315                 Dem_EventStatusExtendedType dtcStatus;\r
 316                 uint16 nrOfDtcs = 0;\r
 317 \r
 318                 /** @reg DCM377 **/\r
 319                 Dem_GetDTCStatusAvailabilityMask(&dtcStatusMask);\r
 320 \r
 321                 // Create positive response (ISO 14229-1 table 252)\r
 322                 /** @req DCM039.0x19 **/\r
 323                 txData->reportType = dslMsgData.pduRxData->SduDataPtr[1];\r
 324                 txData->dtcStatusAvailabilityMask = dtcStatusMask;\r
 325 \r
 326                 if (dtcStatusMask != 0x00) {    /** @req DCM008 **/\r
 327                         getNextFilteredDtcResult = Dem_GetNextFilteredDTC(&dtc, &dtcStatus);\r
 328                         while (getNextFilteredDtcResult == DEM_FILTERED_OK) {\r
 329                                 txData->dtcAndStatusRecord[nrOfDtcs].dtcHighByte = DTC_HIGH_BYTE(dtc);\r
 330                                 txData->dtcAndStatusRecord[nrOfDtcs].dtcMiddleByte = DTC_MID_BYTE(dtc);\r
 331                                 txData->dtcAndStatusRecord[nrOfDtcs].dtcLowByte = DTC_LOW_BYTE(dtc);\r
 332                                 txData->dtcAndStatusRecord[nrOfDtcs].statusOfDtc = dtcStatus;\r
 333                                 nrOfDtcs++;\r
 334                                 getNextFilteredDtcResult = Dem_GetNextFilteredDTC(&dtc, &dtcStatus);\r
 335                         }\r
 336 \r
 337                         if (getNextFilteredDtcResult != DEM_FILTERED_NO_MATCHING_DTC) {\r
 338                                 responseCode = DCM_E_REQUESTOUTOFRANGE;\r
 339                         }\r
 340                 }\r
 341                 dslMsgData.pduTxData->SduLength = 3 + nrOfDtcs * sizeof(dtcAndStatusRecordType);\r
 342         }\r
 343         else {\r
 344                 responseCode = DCM_E_REQUESTOUTOFRANGE;\r
 345         }\r
 346 \r
 347         return responseCode;\r
 348 }\r
 349 \r
 350 \r
 351 Dcm_NegativeResponseCodeType DspUdsReadDtcInfoSub_0x08(void)\r
 352 {\r
 353         Dcm_NegativeResponseCodeType responseCode = DCM_E_POSITIVERESPONSE;\r
 354 \r
 355         // TODO: Not supported yet, (DEM module does not currently support severity).\r
 356         responseCode = DCM_E_REQUESTOUTOFRANGE;\r
 357 \r
 358         return responseCode;\r
 359 }\r
 360 \r
 361 \r
 362 Dcm_NegativeResponseCodeType DspUdsReadDtcInfoSub_0x09(void)\r
 363 {\r
 364         Dcm_NegativeResponseCodeType responseCode = DCM_E_POSITIVERESPONSE;\r
 365 \r
 366         // TODO: Not supported yet, (DEM module does not currently support severity).\r
 367         responseCode = DCM_E_REQUESTOUTOFRANGE;\r
 368 \r
 369         return responseCode;\r
 370 }\r
 371 \r
 372 \r
 373 Dcm_NegativeResponseCodeType DspUdsReadDtcInfoSub_0x06_0x10(void)\r
 374 {\r
 375         Dcm_NegativeResponseCodeType responseCode = DCM_E_POSITIVERESPONSE;\r
 376         Dem_DTCOriginType dtcOrigin;\r
 377         uint8 startRecNum;\r
 378         uint8 endRecNum;\r
 379 \r
 380         // Switch on sub function\r
 381         switch (dslMsgData.pduRxData->SduDataPtr[1])    /** @reg DCM378 **/\r
 382         {\r
 383         case 0x06:      // reportDTCExtendedDataRecordByDTCNumber\r
 384                 dtcOrigin = DEM_DTC_ORIGIN_PRIMARY_MEMORY;\r
 385                 break;\r
 386 \r
 387         case 0x10:      // reportMirrorMemoryDTCExtendedDataRecordByDTCNumber\r
 388                 dtcOrigin = DEM_DTC_ORIGIN_MIRROR_MEMORY;\r
 389                 break;\r
 390 \r
 391         default:\r
 392                 responseCode = DCM_E_SUBFUNCTIONNOTSUPPORTED;\r
 393 #if (DCM_DEV_ERROR_DETECT == STD_ON)\r
 394                 Det_ReportError(MODULE_ID_DCM, 0, DCM_UDS_READ_DTC_INFO, DCM_E_UNEXPECTED_PARAM);\r
 395 #endif\r
 396                 break;\r
 397         }\r
 398 \r
 399         // Switch on record number\r
 400         switch (dslMsgData.pduRxData->SduDataPtr[5])\r
 401         {\r
 402         case 0xFF:      // Report all Extended Data Records for a particular DTC\r
 403                 startRecNum = 0x00;\r
 404                 endRecNum = 0xEF;\r
 405                 break;\r
 406 \r
 407         case 0xFE:      // Report all OBD Extended Data Records for a particular DTC\r
 408                 startRecNum = 0x90;\r
 409                 endRecNum = 0xEF;\r
 410                 break;\r
 411 \r
 412         default:        // Report one specific Extended Data Records for a particular DTC\r
 413                 startRecNum = dslMsgData.pduRxData->SduDataPtr[5];\r
 414                 endRecNum = startRecNum;\r
 415                 break;\r
 416         }\r
 417 \r
 418         if (responseCode == DCM_E_POSITIVERESPONSE) {\r
 419                 Dem_ReturnGetStatusOfDTCType getStatusOfDtcResult;\r
 420                 uint32 dtc;\r
 421                 Dem_EventStatusExtendedType statusOfDtc;\r
 422 \r
 423                 dtc = BYTES_TO_DTC(dslMsgData.pduRxData->SduDataPtr[2], dslMsgData.pduRxData->SduDataPtr[3], dslMsgData.pduRxData->SduDataPtr[4]);\r
 424                 getStatusOfDtcResult = Dem_GetStatusOfDTC(dtc, DEM_DTC_KIND_ALL_DTCS, dtcOrigin, &statusOfDtc); /** @req DCM295 **/ /** @req DCM475 **/\r
 425                 if (getStatusOfDtcResult == DEM_STATUS_OK) {\r
 426                         Dem_ReturnGetExtendedDataRecordByDTCType getExtendedDataRecordByDtcResult;\r
 427                         uint16 recNum;\r
 428                         uint8 recLength;\r
 429                         uint16 txIndex = 6;\r
 430 \r
 431                         /** @req DCM297 **/ /** @req DCM474 **/ /** @req DCM386 **/\r
 432                         dslMsgData.pduTxData->SduDataPtr[1] = dslMsgData.pduRxData->SduDataPtr[1];      // Sub function\r
 433                         dslMsgData.pduTxData->SduDataPtr[2] = DTC_HIGH_BYTE(dtc);                                       // DTC high byte\r
 434                         dslMsgData.pduTxData->SduDataPtr[3] = DTC_MID_BYTE(dtc);                                        // DTC mid byte\r
 435                         dslMsgData.pduTxData->SduDataPtr[4] = DTC_LOW_BYTE(dtc);                                        // DTC low byte\r
 436                         dslMsgData.pduTxData->SduDataPtr[5] = statusOfDtc;                                                      // DTC status\r
 437                         for (recNum = startRecNum; recNum <= endRecNum; recNum++) {\r
 438                                 recLength = DCM_PHYS_BUFFER_SIZE - txIndex -1;  // Calculate what's left in buffer\r
 439                                 /** @req DCM296 **/ /** @req DCM476 **/ /** @req DCM382 **/\r
 440                                 getExtendedDataRecordByDtcResult = Dem_GetExtendedDataRecordByDTC(dtc, DEM_DTC_KIND_ALL_DTCS, dtcOrigin, recNum, &dslMsgData.pduTxData->SduDataPtr[txIndex+1], &recLength);\r
 441                                 if (getExtendedDataRecordByDtcResult == DEM_RECORD_OK) {\r
 442                                         dslMsgData.pduTxData->SduDataPtr[txIndex++] = recNum;\r
 443                                         /* Instead of calling Dem_GetSizeOfExtendedDataRecordByDTC() the result from Dem_GetExtendedDataRecordByDTC() is used */\r
 444                                         /** @req DCM478 **/ /** @req DCM479 **/ /** @req DCM480 **/\r
 445                                         txIndex += recLength;\r
 446                                 }\r
 447                                 else {\r
 448                                         // TODO: What to do here?\r
 449                                 }\r
 450                         }\r
 451                         dslMsgData.pduTxData->SduLength = txIndex;\r
 452                 }\r
 453                 else {\r
 454                         responseCode = DCM_E_REQUESTOUTOFRANGE;\r
 455                 }\r
 456         }\r
 457 \r
 458         return responseCode;\r
 459 }\r
 460 \r
 461 \r
 462 Dcm_NegativeResponseCodeType DspUdsReadDtcInfoSub_0x03(void)\r
 463 {\r
 464         Dcm_NegativeResponseCodeType responseCode = DCM_E_POSITIVERESPONSE;\r
 465 \r
 466         // TODO: Not supported yet\r
 467         responseCode = DCM_E_REQUESTOUTOFRANGE;\r
 468 \r
 469         return responseCode;\r
 470 }\r
 471 \r
 472 \r
 473 Dcm_NegativeResponseCodeType DspUdsReadDtcInfoSub_0x04(void)\r
 474 {\r
 475         Dcm_NegativeResponseCodeType responseCode = DCM_E_POSITIVERESPONSE;\r
 476 \r
 477         // TODO: Not supported yet\r
 478         responseCode = DCM_E_REQUESTOUTOFRANGE;\r
 479 \r
 480         return responseCode;\r
 481 }\r
 482 \r
 483 \r
 484 Dcm_NegativeResponseCodeType DspUdsReadDtcInfoSub_0x05(void)\r
 485 {\r
 486         Dcm_NegativeResponseCodeType responseCode = DCM_E_POSITIVERESPONSE;\r
 487 \r
 488         // TODO: Not supported yet\r
 489         responseCode = DCM_E_REQUESTOUTOFRANGE;\r
 490 \r
 491         return responseCode;\r
 492 }\r
 493 \r
 494 \r
 495 Dcm_NegativeResponseCodeType DspUdsReadDtcInfoSub_0x0B_0x0C_0x0D_0x0E(void)\r
 496 {\r
 497         Dcm_NegativeResponseCodeType responseCode = DCM_E_POSITIVERESPONSE;\r
 498 \r
 499         // TODO: Not supported yet\r
 500         responseCode = DCM_E_REQUESTOUTOFRANGE;\r
 501 \r
 502         return responseCode;\r
 503 }\r
 504 \r
 505 \r
 506 Dcm_NegativeResponseCodeType DspUdsReadDtcInfoSub_0x14(void)\r
 507 {\r
 508         Dcm_NegativeResponseCodeType responseCode = DCM_E_POSITIVERESPONSE;\r
 509 \r
 510         // TODO: Not supported yet\r
 511         responseCode = DCM_E_REQUESTOUTOFRANGE;\r
 512 \r
 513         return responseCode;\r
 514 }\r
 515 \r
 516 \r
 517 void DspUdsReadDtcInformation(void)\r
 518 {\r
 519         /** @reg DCM248 **/\r
 520         // Sub function number         0  1  2  3  4  5  6  7  8  9  A  B  C  D  E  F 10 11 12 13 14 15\r
 521         const uint8 sduLength[0x16] = {0, 3, 3, 6, 6, 3, 6, 4, 4, 5, 2, 2, 2, 2, 2, 3, 6, 3, 3, 3, 2, 2};\r
 522 \r
 523         Dcm_NegativeResponseCodeType responseCode = DCM_E_POSITIVERESPONSE;\r
 524 \r
 525         uint8 subFunctionNumber = dslMsgData.pduRxData->SduDataPtr[1];\r
 526 \r
 527         // Check length\r
 528         if (subFunctionNumber <= 0x15) {\r
 529                 if (dslMsgData.pduRxData->SduLength == sduLength[subFunctionNumber]) {\r
 530                         switch (subFunctionNumber)\r
 531                         {\r
 532                         case 0x01:      // reportNumberOfDTCByStatusMask\r
 533                         case 0x07:      // reportNumberOfDTCBySeverityMaskRecord\r
 534                         case 0x11:      // reportNumberOfMirrorMemoryDTCByStatusMask\r
 535                         case 0x12:      // reportNumberOfEmissionRelatedOBDDTCByStatusMask\r
 536                                 responseCode = DspUdsReadDtcInfoSub_0x01_0x07_0x11_0x12();\r
 537                                 break;\r
 538 \r
 539                         case 0x02:      // reportDTCByStatusMask\r
 540                         case 0x0A:      // reportSupportedDTC\r
 541                         case 0x0F:      // reportMirrorMemoryDTCByStatusMask\r
 542                         case 0x13:      // reportEmissionRelatedOBDDTCByStatusMask\r
 543                         case 0x15:      // reportDTCWithPermanentStatus\r
 544                                 responseCode = DspUdsReadDtcInfoSub_0x02_0x0A_0x0F_0x13_0x15();\r
 545                                 break;\r
 546 \r
 547                         case 0x08:      // reportDTCBySeverityMaskRecord\r
 548                                 responseCode = DspUdsReadDtcInfoSub_0x08();\r
 549                                 break;\r
 550 \r
 551                         case 0x09:      // reportSeverityInformationOfDTC\r
 552                                 responseCode = DspUdsReadDtcInfoSub_0x09();\r
 553                                 break;\r
 554 \r
 555                         case 0x06:      // reportDTCExtendedDataRecordByDTCNumber\r
 556                         case 0x10:      // reportMirrorMemoryDTCExtendedDataRecordByDTCNumber\r
 557                                 responseCode = DspUdsReadDtcInfoSub_0x06_0x10();\r
 558                                 break;\r
 559 \r
 560                         case 0x03:      // reportDTCSnapshotIdentidication\r
 561                                 responseCode = DspUdsReadDtcInfoSub_0x03();\r
 562                                 break;\r
 563 \r
 564                         case 0x04:      // reportDTCSnapshotByDtcNumber\r
 565                                 responseCode = DspUdsReadDtcInfoSub_0x04();\r
 566                                 break;\r
 567 \r
 568                         case 0x05:      // reportDTCSnapshotRecordNumber\r
 569                                 responseCode = DspUdsReadDtcInfoSub_0x05();\r
 570                                 break;\r
 571 \r
 572                         case 0x0B:      // reportFirstTestFailedDTC\r
 573                         case 0x0C:      // reportFirstConfirmedDTC\r
 574                         case 0x0D:      // reportMostRecentTestFailedDTC\r
 575                         case 0x0E:      // reportMostRecentConfirmedDTC\r
 576                                 responseCode = DspUdsReadDtcInfoSub_0x0B_0x0C_0x0D_0x0E();\r
 577                                 break;\r
 578 \r
 579                         case 0x14:      // reportDTCFaultDetectionCounter\r
 580                                 responseCode = DspUdsReadDtcInfoSub_0x14();\r
 581                                 break;\r
 582 \r
 583                         default:\r
 584                                 // Unknown sub function\r
 585                                 responseCode = DCM_E_REQUESTOUTOFRANGE;\r
 586                                 break;\r
 587                         }\r
 588                 }\r
 589                 else {\r
 590                         // Wrong length\r
 591                         responseCode = DCM_E_INCORRECTMESSAGELENGTHORINVALIDFORMAT;     /** @req DCM272.0x19 **/\r
 592                 }\r
 593         }\r
 594         else {\r
 595                 // Sub function out of range\r
 596                 responseCode = DCM_E_REQUESTOUTOFRANGE;\r
 597         }\r
 598 \r
 599         DsdDspProcessingDone(responseCode);\r
 600 }\r
 601 \r
 602 \r
 603 void DspUdsSecurityAccess(void)\r
 604 {\r
 605         /** @req DCM252 **/\r
 606         Dcm_NegativeResponseCodeType responseCode = DCM_E_POSITIVERESPONSE;\r
 607 \r
 608         // Check sub function range (0x01 to 0x42)\r
 609         if ((dslMsgData.pduRxData->SduDataPtr[1] >= 0x01) && (dslMsgData.pduRxData->SduDataPtr[1] <= 0x42)) {\r
 610                 boolean isRequestSeed = dslMsgData.pduRxData->SduDataPtr[1] & 0x01;\r
 611                 Dcm_SecLevelType requestedSecurityLevel = (dslMsgData.pduRxData->SduDataPtr[1]-1)/2;\r
 612                 Std_ReturnType getSeedResult;\r
 613                 Dcm_NegativeResponseCodeType getSeedErrorCode;\r
 614                 uint16 i;\r
 615 \r
 616                 if (isRequestSeed) {\r
 617                         // requestSeed message\r
 618                         // Check if type exist in security table\r
 619                         for (i = 0; (DCM_Config.Dsp->DspSecurity->DspSecurityRow[i].DspSecurityLevel != requestedSecurityLevel) && !DCM_Config.Dsp->DspSecurity->DspSecurityRow[i].Arc_EOL; i++);\r
 620 \r
 621                         if (!DCM_Config.Dsp->DspSecurity->DspSecurityRow[i].Arc_EOL) {\r
 622                                 const Dcm_DspSecurityRowType *requestedSecurity = &DCM_Config.Dsp->DspSecurity->DspSecurityRow[i];\r
 623                                 // Check length\r
 624                                 if (dslMsgData.pduRxData->SduLength == (2 + requestedSecurity->DspSecurityADRSize)) {   /** @req DCM321.1 **/\r
 625                                         Dcm_SecLevelType activeSecLevel;\r
 626                                         Dcm_GetSecurityLevel(&activeSecLevel);\r
 627                                         if (requestedSecurityLevel == activeSecLevel) {         /** @req DCM323 **/\r
 628                                                 // If same level set the seed to zeroes\r
 629                                                 for (i = 0; i < requestedSecurity->DspSecuritySeedSize; i++) {\r
 630                                                         dslMsgData.pduTxData->SduDataPtr[2+i] = 0;\r
 631                                                         dslMsgData.pduTxData->SduLength = 2 + requestedSecurity->DspSecuritySeedSize;\r
 632                                                 }\r
 633                                         }\r
 634                                         else {\r
 635                                                 // New security level ask for seed\r
 636                                                 getSeedResult = requestedSecurity->GetSeed(&dslMsgData.pduRxData->SduDataPtr[2], &dslMsgData.pduTxData->SduDataPtr[2], &getSeedErrorCode);\r
 637                                                 if ((getSeedResult == E_OK) && (getSeedErrorCode == E_OK)) {\r
 638                                                         // Everything ok add sub function to tx message and send it.\r
 639                                                         dslMsgData.pduTxData->SduDataPtr[1] = dslMsgData.pduRxData->SduDataPtr[1];\r
 640                                                         dslMsgData.pduTxData->SduLength = 2 + requestedSecurity->DspSecuritySeedSize;\r
 641 \r
 642                                                         dspUdsSecurityAccesData.reqSecLevel = requestedSecurityLevel;\r
 643                                                         dspUdsSecurityAccesData.reqSecLevelRef = &DCM_Config.Dsp->DspSecurity->DspSecurityRow[i];\r
 644                                                         dspUdsSecurityAccesData.reqInProgress = TRUE;\r
 645                                                         // TODO: Start security timeout\r
 646                                                 }\r
 647                                                 else {\r
 648                                                         // GetSeed returned not ok\r
 649                                                         responseCode = DCM_E_INCORRECTMESSAGELENGTHORINVALIDFORMAT;\r
 650                                                 }\r
 651                                         }\r
 652                                 }\r
 653                                 else {\r
 654                                         // Length not ok\r
 655                                         responseCode = DCM_E_INCORRECTMESSAGELENGTHORINVALIDFORMAT;\r
 656                                 }\r
 657                         }\r
 658                         else {\r
 659                                 // Requested security level not configured\r
 660                                 responseCode = DCM_E_INCORRECTMESSAGELENGTHORINVALIDFORMAT;\r
 661                         }\r
 662                 }\r
 663                 else {\r
 664                         // sendKey message\r
 665                         if (dspUdsSecurityAccesData.reqInProgress) {\r
 666                                 if (dslMsgData.pduRxData->SduLength == (2 + dspUdsSecurityAccesData.reqSecLevelRef->DspSecurityKeySize)) {      /** @req DCM321 **/\r
 667                                         if (requestedSecurityLevel == dspUdsSecurityAccesData.reqSecLevel) {\r
 668                                                 Std_ReturnType compareKeyResult;\r
 669                                                 compareKeyResult = dspUdsSecurityAccesData.reqSecLevelRef->CompareKey(&dslMsgData.pduRxData->SduDataPtr[2]);\r
 670                                                 if (compareKeyResult == E_OK) {\r
 671                                                         // Request accepted\r
 672                                                         // Kill timer\r
 673                                                         DslSetSecurityLevel(dspUdsSecurityAccesData.reqSecLevelRef->DspSecurityLevel);\r
 674                                                         dspUdsSecurityAccesData.reqInProgress = FALSE;\r
 675                                                         dslMsgData.pduTxData->SduDataPtr[1] = dslMsgData.pduRxData->SduDataPtr[1];\r
 676                                                         dslMsgData.pduTxData->SduLength = 2;\r
 677                                                 }\r
 678                                                 else {\r
 679                                                         responseCode = DCM_E_CONDITIONSNOTCORRECT;\r
 680                                                 }\r
 681                                         }\r
 682                                         else {\r
 683                                                 responseCode = DCM_E_CONDITIONSNOTCORRECT;\r
 684                                         }\r
 685                                 }\r
 686                                 else {\r
 687                                         // Length not ok\r
 688                                         responseCode = DCM_E_INCORRECTMESSAGELENGTHORINVALIDFORMAT;\r
 689                                 }\r
 690                         }\r
 691                         else {\r
 692                                 // sendKey request without a preceding requestSeed\r
 693                                 responseCode = DCM_E_REQUESTSEQUENCEERROR;\r
 694                         }\r
 695                 }\r
 696         }\r
 697         else {\r
 698                 responseCode = DCM_E_SUBFUNCTIONNOTSUPPORTED;\r
 699         }\r
 700 \r
 701         DsdDspProcessingDone(responseCode);\r
 702 }\r
 703 \r
 704 \r
 705 void DspUdsTesterPresent(void)\r
 706 {\r
 707         if (dslMsgData.pduRxData->SduLength == 2) {\r
 708                 switch (dslMsgData.pduRxData->SduDataPtr[1])\r
 709                 {\r
 710                 case ZERO_SUB_FUNCTION:\r
 711                         DslResetSessionTimeoutTimer();\r
 712                         // Create positive response\r
 713                         /** @req DCM039.1 **/\r
 714                         dslMsgData.pduTxData->SduDataPtr[1] = ZERO_SUB_FUNCTION;\r
 715                         dslMsgData.pduTxData->SduLength = 2;\r
 716                         DsdDspProcessingDone(DCM_E_POSITIVERESPONSE); /** @req DCM269.1 **/\r
 717                         break;\r
 718 \r
 719                 default:\r
 720                         DsdDspProcessingDone(DCM_E_SUBFUNCTIONNOTSUPPORTED);    /** @req DCM273.1 **/\r
 721                         break;\r
 722                 }\r
 723         }\r
 724         else {\r
 725                 // Wrong length\r
 726                 DsdDspProcessingDone(DCM_E_INCORRECTMESSAGELENGTHORINVALIDFORMAT);      /** @req DCM272.1 **/\r
 727         }\r
 728 }\r
 729 \r
 730 \r
 731 void DspUdsControlDtcSetting(void)\r
 732 {\r
 733         Dem_ReturnControlDTCStorageType resultCode;\r
 734 \r
 735         if (dslMsgData.pduRxData->SduLength == 2) {\r
 736                 switch (dslMsgData.pduRxData->SduDataPtr[1])\r
 737                 {\r
 738                 case 0x01:      // ON   /** @req DCM249.1 **/\r
 739                         resultCode = Dem_EnableDTCStorage(DEM_DTC_GROUP_ALL_DTCS, DEM_DTC_KIND_ALL_DTCS);               /** @req DCM304 **/\r
 740                         if (resultCode == DEM_CONTROL_DTC_STORAGE_OK) {\r
 741                                 dslMsgData.pduTxData->SduDataPtr[1] = 0x01;\r
 742                                 dslMsgData.pduTxData->SduLength = 2;\r
 743                                 DsdDspProcessingDone(DCM_E_POSITIVERESPONSE);\r
 744                         }\r
 745                         else {\r
 746                                 DsdDspProcessingDone(DCM_E_REQUESTOUTOFRANGE);\r
 747                         }\r
 748                         break;\r
 749 \r
 750                 case 0x02:      // OFF  /** @req DCM249.2 **/\r
 751                         resultCode = Dem_DisableDTCStorage(DEM_DTC_GROUP_ALL_DTCS, DEM_DTC_KIND_ALL_DTCS);              /** @req DCM406 **/\r
 752                         if (resultCode == DEM_CONTROL_DTC_STORAGE_OK) {\r
 753                                 dslMsgData.pduTxData->SduDataPtr[1] = 0x02;\r
 754                                 dslMsgData.pduTxData->SduLength = 2;\r
 755                                 DsdDspProcessingDone(DCM_E_POSITIVERESPONSE);\r
 756                         }\r
 757                         else {\r
 758                                 DsdDspProcessingDone(DCM_E_REQUESTOUTOFRANGE);\r
 759                         }\r
 760                         break;\r
 761 \r
 762                 default:\r
 763                         DsdDspProcessingDone(DCM_E_SUBFUNCTIONNOTSUPPORTED);\r
 764                         break;\r
 765                 }\r
 766         }\r
 767         else {\r
 768                 // Wrong length\r
 769                 DsdDspProcessingDone(DCM_E_INCORRECTMESSAGELENGTHORINVALIDFORMAT);\r
 770         }\r
 771 }\r
 772 \r
 773 \r
 774 void DspDcmConfirmation(PduIdType confirmPduId)\r
 775 {\r
 776         if (dspUdsEcuResetData.resetPending) {\r
 777                 if (confirmPduId == dspUdsEcuResetData.resetPduId) {\r
 778                         dspUdsEcuResetData.resetPending = FALSE;\r
 779                         Mcu_PerformReset();\r
 780                 }\r
 781         }\r
 782 }\r
 783 \r
 784 \r
 785 \r