NFCSTATUS
phNciNfc_RdrBInit(
pphNciNfc_RemoteDevInformation_t pRemDevInf,
uint8_t *pBuff,
uint16_t wLen
)
{
NFCSTATUS status = NFCSTATUS_SUCCESS;
uint8_t *pRfNtfBuff;
uint8_t RfTechSpecParamsLen;
uint8_t ActvnParamsLen = 0;
uint8_t bSensBRespLen = 0;
uint8_t bSensBRespVal;
phNciNfc_RFDevType_t DevType = phNciNfc_eInvalid_DevType;
PH_LOG_NCI_FUNC_ENTRY();
if((0 != (wLen)) && (NULL != pBuff) && (NULL != pRemDevInf))
{
/* Capture Poll mode specific params info */
if(phNciNfc_NFCB_Poll == pBuff[3])
{
PH_LOG_NCI_INFO_STR(" NFC-B Passive Poll Mode Info being captured..");
bSensBRespLen = pBuff[7];
(pRemDevInf->tRemoteDevInfo.Iso14443B_Info.bSensBRespLen) = bSensBRespLen;
if((0 != bSensBRespLen) && ((11 == bSensBRespLen) || (12 == bSensBRespLen)))
{
phOsalNfc_SetMemory((pRemDevInf->tRemoteDevInfo.Iso14443B_Info.aSensBResp),0,bSensBRespLen);
phOsalNfc_MemCopy(&(pRemDevInf->tRemoteDevInfo.Iso14443B_Info.aSensBResp)
,&pBuff[8],bSensBRespLen);
/* Update the actual type of target device */
bSensBRespVal = (pRemDevInf->tRemoteDevInfo.Iso14443B_Info.aSensBResp[9]);
phNciNfc_GetRfDevType(bSensBRespVal,bSensBRespLen,pRemDevInf,&DevType);
(pRemDevInf->RemDevType) = DevType;
switch((pRemDevInf->RemDevType))
{
case phNciNfc_eISO14443_4B_PICC:
{
if(phNciNfc_e_RfInterfacesISODEP_RF == (pRemDevInf->eRfIf))
{
/* Obtain the length of Activation parameters from pBuff */
RfTechSpecParamsLen = pBuff[6];
ActvnParamsLen = pBuff[7+RfTechSpecParamsLen+DATA_XCHG_PARAMS_LEN];
if(0 != ActvnParamsLen)
{
pRfNtfBuff = &(pBuff[ActvnParamsLen+1]);
(pRemDevInf->tRemoteDevInfo.Iso14443B_Info.bAttribRespLen) = *pRfNtfBuff;
if(0 != (pRemDevInf->tRemoteDevInfo.Iso14443B_Info.bAttribRespLen))
{
phOsalNfc_SetMemory(&(pRemDevInf->tRemoteDevInfo.Iso14443B_Info.tAttribResp),0,
sizeof(phNciNfc_ATTRIBResp_t));
phOsalNfc_MemCopy(&(pRemDevInf->tRemoteDevInfo.Iso14443B_Info.tAttribResp),
(pRfNtfBuff+1),(pRemDevInf->tRemoteDevInfo.Iso14443B_Info.bAttribRespLen));
}
}
}
else
{
/* TODO:- RF Frame interface case,no activation parameters available for 4B Tag */
}
gpphNciNfc_RdrDataXchgSequence[0].SequnceInitiate = &phNciNfc_Send4BData;
gpphNciNfc_RdrDataXchgSequence[0].SequenceProcess = &phNciNfc_Recv4BResp;
break;
}
case phNciNfc_eISO14443_BPrime_PICC:
{
break;
}
default:
{
break;
}
}
/* Update gpphNciNfc_RdrDataXchgSequence with the appropriate functions to be called
by sequence handler on invocation during data exchange */
gpphNciNfc_RdrDataXchgSequence[1].SequnceInitiate = NULL;
gpphNciNfc_RdrDataXchgSequence[1].SequenceProcess = &phNciNfc_CompleteDataXchgSequence;
}
else
{
status = PHNFCSTVAL(CID_NFC_NCI, NFCSTATUS_FAILED);
PH_LOG_NCI_INFO_STR(" Invalid SENSB_RES Length received..");
}
}
}
else
{
status = PHNFCSTVAL(CID_NFC_NCI, NFCSTATUS_INVALID_PARAMETER);
PH_LOG_NCI_INFO_STR(" Invalid Params..");
}
PH_LOG_NCI_FUNC_EXIT();
return status;
}
NFCSTATUS
phNciNfc_RdrAInit(
pphNciNfc_RemoteDevInformation_t pRemDevInf,
uint8_t *pBuff,
uint16_t wLen
)
{
NFCSTATUS status = NFCSTATUS_SUCCESS;
uint8_t *pRfNtfBuff = NULL;
uint8_t RfTechSpecParamsLen = 0;
uint8_t ActvnParamsLen = 0;
uint8_t bSelResRespLen = 0;
uint8_t bUidLength = 0;
uint8_t bSelRespVal = 0;
phNciNfc_RFDevType_t eDevType = phNciNfc_eInvalid_DevType;
PH_LOG_NCI_FUNC_ENTRY();
if((0 != (wLen)) && (NULL != pBuff) && (NULL != pRemDevInf))
{
PH_LOG_NCI_INFO_STR(" NFC-A Passive Poll Mode Info being captured..");
/* Length of technology specific parameters */
RfTechSpecParamsLen = pBuff[6];
/* Shift the buffer pointer points to first parameter of technology specific parameters */
pRfNtfBuff = &pBuff[7];
/* Get technology specific parameters incase of Nfc-A poll mode */
if (phNciNfc_NFCA_Kovio_Poll == pRemDevInf->eRFTechMode)
{
if (RfTechSpecParamsLen > PH_NCINFCTYPES_KOVIO_TAG_ID_LENGTH)
{
status = NFCSTATUS_FAILED;
}
}
else if(phNciNfc_NFCA_Listen != pRemDevInf->eRFTechMode)
{
/* Length of NFCID1 */
bUidLength = *(pRfNtfBuff+2);
if((0 != bUidLength) &&
(NFCID1_LEN4 != bUidLength) &&
(NFCID1_LEN7 != bUidLength) &&
(NFCID1_LEN10 != bUidLength))
{
PH_LOG_NCI_CRIT_STR("Invalid Nfc-A UID length");
status = NFCSTATUS_FAILED;
}
if(NFCSTATUS_SUCCESS == status)
{
/* Length of SEL_RES response */
bSelResRespLen = *(pRfNtfBuff + 3 + bUidLength);
if(1 == bSelResRespLen)
{
/* Length of SEL_RES shall be '0' incase of Nfc Forum Type 1 Tag */
bSelRespVal = *(pRfNtfBuff + 3 + bUidLength + 1);
}
else if(0 == bSelResRespLen)
{
bSelRespVal = 0;
}
else
{
PH_LOG_NCI_CRIT_STR("Invalid Nfc-A SEL_RES length");
status = NFCSTATUS_FAILED;
}
}
}
if(NFCSTATUS_SUCCESS == status)
{
phNciNfc_GetRfDevType(bSelRespVal,bSelResRespLen,pRemDevInf,&eDevType);
(pRemDevInf->RemDevType) = eDevType;
}
else
{
pRemDevInf->RemDevType = phNciNfc_eInvalid_DevType;
}
/*Update technology specific parameters (these parameters are specific to the remote device type detected)*/
switch((pRemDevInf->RemDevType))
{
case phNciNfc_eISO14443_4A_PICC:
case phNciNfc_eMifareUL_PICC:
case phNciNfc_eMifare1k_PICC:
case phNciNfc_eMifare4k_PICC:
case phNciNfc_eMifareMini_PICC:
{
if(0 != bUidLength)
{
(pRemDevInf->tRemoteDevInfo.Iso14443A_Info.UidLength) = bUidLength;
(pRemDevInf->tRemoteDevInfo.Iso14443A_Info.bSelResRespLen) = bSelResRespLen;
(pRemDevInf->tRemoteDevInfo.Iso14443A_Info.Sak) = bSelRespVal;
phOsalNfc_MemCopy(&(pRemDevInf->tRemoteDevInfo.Iso14443A_Info.bSensResResp),pRfNtfBuff,2);
phOsalNfc_SetMemory((pRemDevInf->tRemoteDevInfo.Iso14443A_Info.Uid),0,PH_NCINFCTYPES_MAX_UID_LENGTH);
phOsalNfc_MemCopy(&(pRemDevInf->tRemoteDevInfo.Iso14443A_Info.Uid),
(pRfNtfBuff+3),(pRemDevInf->tRemoteDevInfo.Iso14443A_Info.UidLength));
}
else
{
status = PHNFCSTVAL(CID_NFC_NCI, NFCSTATUS_INVALID_PARAMETER);
PH_LOG_NCI_INFO_STR(" Invalid UID Length received");
}
}
break;
case phNciNfc_eJewel_PICC:
{
if((0 == bUidLength) || (NFCID1_LEN4 == bUidLength))
{
phOsalNfc_MemCopy(&(pRemDevInf->tRemoteDevInfo.Jewel_Info.bSensResResp),pRfNtfBuff,2);
}
else
{
status = PHNFCSTVAL(CID_NFC_NCI, NFCSTATUS_INVALID_PARAMETER);
PH_LOG_NCI_INFO_STR(" Invalid UID Length received");
}
}
break;
case phNciNfc_eKovio_PICC:
{
// The tag ID is all we get
if(RfTechSpecParamsLen > 0)
{
pRemDevInf->tRemoteDevInfo.Kovio_Info.TagIdLength = RfTechSpecParamsLen;
phOsalNfc_MemCopy(&(pRemDevInf->tRemoteDevInfo.Kovio_Info.TagId), pRfNtfBuff, RfTechSpecParamsLen);
}
}
break;
default:
{
break;
}
}
/* Update gpphNciNfc_RdrDataXchgSequence with the appropriate functions to be called
by sequence handler on invocation during data exchange */
switch(pRemDevInf->RemDevType)
{
case phNciNfc_eISO14443_A_PICC:
{
break;
}
case phNciNfc_eKovio_PICC:
{
break;
}
case phNciNfc_eISO14443_4A_PICC:
{
if(NFCSTATUS_SUCCESS == status)
{
if(phNciNfc_e_RfInterfacesISODEP_RF == (pRemDevInf->eRfIf))
{
/* Obtain the length of Activation parameters from pBuff */
ActvnParamsLen = pBuff[7+RfTechSpecParamsLen+PH_NCINFCTYPES_DATA_XCHG_PARAMS_LEN];
if(0 != ActvnParamsLen)
{
pRfNtfBuff = &(pBuff[7+RfTechSpecParamsLen+PH_NCINFCTYPES_DATA_XCHG_PARAMS_LEN+1]);
pRemDevInf->tRemoteDevInfo.Iso14443A_Info.bRatsRespLen = *pRfNtfBuff;
if(0 != pRemDevInf->tRemoteDevInfo.Iso14443A_Info.bRatsRespLen)
{
if(((ActvnParamsLen - 1) >= pRemDevInf->tRemoteDevInfo.Iso14443A_Info.bRatsRespLen) &&
(sizeof(phNciNfc_RATSResp_t) >= pRemDevInf->tRemoteDevInfo.Iso14443A_Info.bRatsRespLen))
{
phOsalNfc_MemCopy(&(pRemDevInf->tRemoteDevInfo.Iso14443A_Info.
tRatsResp),(pRfNtfBuff+1),(pRemDevInf->tRemoteDevInfo.
Iso14443A_Info.bRatsRespLen));
}
else
{
PH_LOG_NCI_CRIT_STR("Invalid RATS Resp Recvd!!, ActvnParamsLen %d, RatsRespLen %d",
ActvnParamsLen, pRemDevInf->tRemoteDevInfo.Iso14443A_Info.bRatsRespLen);
status = NFCSTATUS_FAILED;
}
}
}
}
else
{
/* TODO:- RF Frame interface case,no activation parameters available for 4A Tag */
}
gpphNciNfc_RdrDataXchgSequence[0].SequnceInitiate = &phNciNfc_Send4AData;
gpphNciNfc_RdrDataXchgSequence[0].SequenceProcess = &phNciNfc_Recv4AResp;
}
break;
}
case phNciNfc_eMifareUL_PICC:
case phNciNfc_eMifare1k_PICC:
case phNciNfc_eMifare4k_PICC:
case phNciNfc_eMifareMini_PICC:
{
if(NFCSTATUS_SUCCESS == status)
{
gpphNciNfc_RdrDataXchgSequence[0].SequnceInitiate = &phNciNfc_SendMfReq;
gpphNciNfc_RdrDataXchgSequence[0].SequenceProcess = &phNciNfc_RecvMfResp;
}
break;
}
case phNciNfc_eJewel_PICC:
{
if(NFCSTATUS_SUCCESS == status)
{
/* Validate Technology specific parameters */
status = phNciNfc_JewelInit(pRemDevInf->tRemoteDevInfo.Jewel_Info.bSensResResp);
gpphNciNfc_RdrDataXchgSequence[0].SequnceInitiate = &phNciNfc_SendJewelReq;
gpphNciNfc_RdrDataXchgSequence[0].SequenceProcess = &phNciNfc_RecvJewelResp;
}
break;
}
default:
{
break;
}
}
gpphNciNfc_RdrDataXchgSequence[1].SequnceInitiate = NULL;
gpphNciNfc_RdrDataXchgSequence[1].SequenceProcess = &phNciNfc_CompleteDataXchgSequence;
}
else
{
status = PHNFCSTVAL(CID_NFC_NCI, NFCSTATUS_INVALID_PARAMETER);
PH_LOG_NCI_INFO_STR(" Invalid Params..");
}
PH_LOG_NCI_FUNC_EXIT();
#pragma prefast(suppress: __WARNING_POTENTIAL_RANGE_POSTCONDITION_VIOLATION, "ESP:1220 PreFast Bug")
return status;
}