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stm32-mw-usb-device/Class/CCID/Src/usbd_ccid_cmd.c
slimih 69fa8a86ad Release v2.10.0
2021-09-16 17:30:01 +01:00

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34 KiB
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/**
******************************************************************************
* @file usbd_ccid_cmd.c
* @author MCD Application Team
* @brief CCID command (Bulk-OUT Messages / Bulk-IN Messages) handling
******************************************************************************
* @attention
*
* Copyright (c) 2021 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "usbd_ccid.h"
#include "usbd_ccid_cmd.h"
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
static uint8_t CCID_CheckCommandParams(USBD_HandleTypeDef *pdev, uint32_t param_type);
static void CCID_UpdateCommandStatus(USBD_HandleTypeDef *pdev, uint8_t cmd_status, uint8_t icc_status);
/* Private functions ---------------------------------------------------------*/
/******************************************************************************/
/* BULK OUT ROUTINES */
/******************************************************************************/
/**
* @brief PC_to_RDR_IccPowerOn
* PC_TO_RDR_ICCPOWERON message execution, apply voltage and get ATR
* @param pdev: device instance
* @retval status of the command execution
*/
uint8_t PC_to_RDR_IccPowerOn(USBD_HandleTypeDef *pdev)
{
/* Apply the ICC VCC
Fills the Response buffer with ICC ATR
This Command is returned with RDR_to_PC_DataBlock();
*/
USBD_CCID_HandleTypeDef *hccid = (USBD_CCID_HandleTypeDef *)pdev->pClassDataCmsit[pdev->classId];
uint8_t voltage;
uint8_t sc_voltage = 0U;
uint8_t index;
uint8_t error;
hccid->UsbBlkInData.dwLength = 0U; /* Reset Number of Bytes in abData */
error = CCID_CheckCommandParams(pdev, CHK_PARAM_SLOT | CHK_PARAM_DWLENGTH |
CHK_PARAM_ABRFU2 | CHK_PARAM_CARD_PRESENT |
CHK_PARAM_ABORT);
if (error != 0U)
{
return error;
}
/* Voltage that is applied to the ICC
00h Automatic Voltage Selection
01h 5.0 volts
02h 3.0 volts
03h 1.8 volts
*/
/* UsbBlkOutData.bSpecific_0 Contains bPowerSelect */
voltage = hccid->UsbBlkOutData.bSpecific_0;
if (voltage >= VOLTAGE_SELECTION_1V8)
{
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_FAILED), (BM_ICC_PRESENT_ACTIVE));
return SLOTERROR_BAD_POWERSELECT; /* The Voltage specified is out of Spec */
}
/* Correct Voltage Requested by the Host */
if ((voltage == VOLTAGE_SELECTION_AUTOMATIC) || (voltage == VOLTAGE_SELECTION_3V))
{
sc_voltage = SC_VOLTAGE_3V;
}
else
{
if (voltage == VOLTAGE_SELECTION_5V)
{
sc_voltage = SC_VOLTAGE_5V;
}
}
SC_Itf_IccPowerOn(sc_voltage);
/* Check if the Card has come to Active State*/
error = CCID_CheckCommandParams(pdev, (uint32_t)CHK_ACTIVE_STATE);
if (error != 0U)
{
/* Check if Voltage is not Automatic */
if (voltage != 0U)
{
/* If Specific Voltage requested by Host i.e 3V or 5V*/
return error;
}
else
{
/* Automatic Voltage selection requested by Host */
if (sc_voltage != SC_VOLTAGE_5V)
{
/* If voltage selected was Automatic and 5V is not yet tried */
sc_voltage = SC_VOLTAGE_5V;
SC_Itf_IccPowerOn(sc_voltage);
/* Check again the State */
error = CCID_CheckCommandParams(pdev, (uint32_t)CHK_ACTIVE_STATE);
if (error != 0U)
{
return error;
}
}
else
{
/* Voltage requested from Host was 5V already*/
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_FAILED), (BM_ICC_PRESENT_INACTIVE));
return error;
}
} /* Voltage Selection was automatic */
} /* If Active State */
/* ATR is received, No Error Condition Found */
hccid->UsbBlkInData.dwLength = SIZE_OF_ATR;
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_NO_ERROR), (BM_ICC_PRESENT_ACTIVE));
for (index = 0U; index < SIZE_OF_ATR; index++)
{
/* Copy the ATR to the Response Buffer */
hccid->UsbBlkInData.abData[index] = SC_ATR_Table[index];
}
return SLOT_NO_ERROR;
}
/**
* @brief PC_to_RDR_IccPowerOff
* Icc VCC is switched Off
* @param pdev: device instance
* @retval error: status of the command execution
*/
uint8_t PC_to_RDR_IccPowerOff(USBD_HandleTypeDef *pdev)
{
/* The response to this command is the RDR_to_PC_SlotStatus*/
uint8_t error;
error = CCID_CheckCommandParams(pdev, CHK_PARAM_SLOT | CHK_PARAM_ABRFU3 |
CHK_PARAM_DWLENGTH);
if (error != 0U)
{
return error;
}
/* Command is ok, Check for Card Presence */
if (SC_Detect() != 0U)
{
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_NO_ERROR), (BM_ICC_PRESENT_INACTIVE));
}
else
{
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_NO_ERROR), (BM_ICC_NO_ICC_PRESENT));
}
/* Power OFF the card */
SC_Itf_IccPowerOff();
return SLOT_NO_ERROR;
}
/**
* @brief PC_to_RDR_GetSlotStatus
* Provides the Slot status to the host
* @param pdev: device instance
* @retval status of the command execution
*/
uint8_t PC_to_RDR_GetSlotStatus(USBD_HandleTypeDef *pdev)
{
uint8_t error;
error = CCID_CheckCommandParams(pdev, CHK_PARAM_SLOT | CHK_PARAM_DWLENGTH |
CHK_PARAM_CARD_PRESENT | CHK_PARAM_ABRFU3);
if (error != 0U)
{
return error;
}
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_NO_ERROR), (BM_ICC_PRESENT_ACTIVE));
return SLOT_NO_ERROR;
}
/**
* @brief PC_to_RDR_XfrBlock
* Handles the Block transfer from Host.
* Response to this command message is the RDR_to_PC_DataBlock
* @param pdev: device instance
* @retval status of the command execution
*/
uint8_t PC_to_RDR_XfrBlock(USBD_HandleTypeDef *pdev)
{
USBD_CCID_HandleTypeDef *hccid = (USBD_CCID_HandleTypeDef *)pdev->pClassDataCmsit[pdev->classId];
uint16_t expectedLength;
uint8_t error;
error = CCID_CheckCommandParams(pdev, CHK_PARAM_SLOT | CHK_PARAM_CARD_PRESENT |
CHK_PARAM_ABRFU3 | CHK_PARAM_ABORT | CHK_ACTIVE_STATE);
if (error != 0U)
{
return error;
}
if (hccid->UsbBlkOutData.dwLength > ABDATA_SIZE)
{
/* Check amount of Data Sent by Host is > than memory allocated ? */
return SLOTERROR_BAD_DWLENGTH;
}
/* wLevelParameter = Size of expected data to be returned by the
bulk-IN endpoint */
expectedLength = (uint8_t)((hccid->UsbBlkOutData.bSpecific_2 << 8) |
hccid->UsbBlkOutData.bSpecific_1);
hccid->UsbBlkInData.dwLength = (uint16_t)expectedLength;
error = SC_Itf_XferBlock(&(hccid->UsbBlkOutData.abData[0]),
hccid->UsbBlkOutData.dwLength,
expectedLength, &hccid->UsbBlkInData);
if (error != SLOT_NO_ERROR)
{
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_FAILED), (BM_ICC_PRESENT_ACTIVE));
}
else
{
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_NO_ERROR), (BM_ICC_PRESENT_ACTIVE));
error = SLOT_NO_ERROR;
}
return error;
}
/**
* @brief PC_to_RDR_GetParameters
* Provides the ICC parameters to the host
* Response to this command message is the RDR_to_PC_Parameters
* @param pdev: device instance
* @retval status of the command execution
*/
uint8_t PC_to_RDR_GetParameters(USBD_HandleTypeDef *pdev)
{
uint8_t error;
error = CCID_CheckCommandParams(pdev, CHK_PARAM_SLOT | CHK_PARAM_DWLENGTH |
CHK_PARAM_CARD_PRESENT | CHK_PARAM_ABRFU3);
if (error != 0U)
{
return error;
}
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_NO_ERROR), (BM_ICC_PRESENT_ACTIVE));
return SLOT_NO_ERROR;
}
/**
* @brief PC_to_RDR_ResetParameters
* Set the ICC parameters to the default
* Response to this command message is the RDR_to_PC_Parameters
* @param pdev: device instance
* @retval status of the command execution
*/
uint8_t PC_to_RDR_ResetParameters(USBD_HandleTypeDef *pdev)
{
USBD_CCID_HandleTypeDef *hccid = (USBD_CCID_HandleTypeDef *)pdev->pClassDataCmsit[pdev->classId];
uint8_t error;
error = CCID_CheckCommandParams(pdev, CHK_PARAM_SLOT | CHK_PARAM_DWLENGTH |
CHK_PARAM_CARD_PRESENT | CHK_PARAM_ABRFU3 |
CHK_ACTIVE_STATE);
if (error != 0U)
{
return error;
}
/* This command resets the slot parameters to their default values */
hccid->UsbBlkOutData.abData[0] = DEFAULT_FIDI;
hccid->UsbBlkOutData.abData[1] = DEFAULT_T01CONVCHECKSUM;
hccid->UsbBlkOutData.abData[2] = DEFAULT_EXTRA_GUARDTIME;
hccid->UsbBlkOutData.abData[3] = DEFAULT_WAITINGINTEGER;
hccid->UsbBlkOutData.abData[4] = DEFAULT_CLOCKSTOP;
hccid->UsbBlkOutData.abData[5] = 0x00U;
hccid->UsbBlkOutData.abData[6] = 0x00U;
(void)USBD_memcpy(&ProtocolData, (void const *)(&hccid->UsbBlkOutData.abData[0]),
sizeof(ProtocolData));
error = SC_Itf_SetParams(&ProtocolData, ProtocolNUM_OUT);
if (error != SLOT_NO_ERROR)
{
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_FAILED), (BM_ICC_PRESENT_ACTIVE));
}
else
{
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_NO_ERROR), (BM_ICC_PRESENT_ACTIVE));
error = SLOT_NO_ERROR;
}
return error;
}
/**
* @brief PC_to_RDR_SetParameters
* Set the ICC parameters to the host defined parameters
* Response to this command message is the RDR_to_PC_Parameters
* @param pdev: device instance
* @retval status of the command execution
*/
uint8_t PC_to_RDR_SetParameters(USBD_HandleTypeDef *pdev)
{
USBD_CCID_HandleTypeDef *hccid = (USBD_CCID_HandleTypeDef *)pdev->pClassDataCmsit[pdev->classId];
uint8_t error;
error = CCID_CheckCommandParams(pdev, CHK_PARAM_SLOT | CHK_PARAM_CARD_PRESENT |
CHK_PARAM_ABRFU2 | CHK_ACTIVE_STATE);
if (error != 0U)
{
return error;
}
error = SLOT_NO_ERROR;
/* for Protocol T=0 (dwLength=00000005h) */
/* for Protocol T=1 (dwLength=00000007h) */
if (((hccid->UsbBlkOutData.dwLength == 5U) && (hccid->UsbBlkOutData.bSpecific_0 != 0U))
|| ((hccid->UsbBlkOutData.dwLength == 7U) && (hccid->UsbBlkOutData.bSpecific_0 != 1U)))
{
error = SLOTERROR_BAD_PROTOCOLNUM;
}
if (hccid->UsbBlkOutData.abData[4] != DEFAULT_CLOCKSTOP)
{
error = SLOTERROR_BAD_CLOCKSTOP;
}
if (error != SLOT_NO_ERROR)
{
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_FAILED), (BM_ICC_PRESENT_ACTIVE));
}
(void)USBD_memcpy(&ProtocolData, (void const *)(&hccid->UsbBlkOutData.abData[0]),
sizeof(ProtocolData));
error = SC_Itf_SetParams(&ProtocolData, ProtocolNUM_OUT);
if (error != SLOT_NO_ERROR)
{
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_FAILED), (BM_ICC_PRESENT_ACTIVE));
}
else
{
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_NO_ERROR), (BM_ICC_PRESENT_ACTIVE));
error = SLOT_NO_ERROR;
}
return error;
}
/**
* @brief PC_to_RDR_Escape
* Execute the Escape command. This is user specific Implementation
* Response to this command message is the RDR_to_PC_Escape
* @param pdev: device instance
* @retval status of the command execution
*/
uint8_t PC_to_RDR_Escape(USBD_HandleTypeDef *pdev)
{
USBD_CCID_HandleTypeDef *hccid = (USBD_CCID_HandleTypeDef *)pdev->pClassDataCmsit[pdev->classId];
uint8_t error;
uint32_t size;
error = CCID_CheckCommandParams(pdev, CHK_PARAM_SLOT | CHK_PARAM_CARD_PRESENT |
CHK_PARAM_ABRFU3 | CHK_PARAM_ABORT | CHK_ACTIVE_STATE);
if (error != 0U)
{
return error;
}
error = SC_Itf_Escape(&hccid->UsbBlkOutData.abData[0], hccid->UsbBlkOutData.dwLength,
&hccid->UsbBlkInData.abData[0], &size);
hccid->UsbBlkInData.dwLength = size;
if (error != SLOT_NO_ERROR)
{
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_FAILED), (BM_ICC_PRESENT_ACTIVE));
}
else
{
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_NO_ERROR), (BM_ICC_PRESENT_ACTIVE));
}
return error;
}
/**
* @brief PC_to_RDR_IccClock
* Execute the Clock specific command from host
* Response to this command message is the RDR_to_PC_SlotStatus
* @param pdev: device instance
* @retval status of the command execution
*/
uint8_t PC_to_RDR_IccClock(USBD_HandleTypeDef *pdev)
{
USBD_CCID_HandleTypeDef *hccid = (USBD_CCID_HandleTypeDef *)pdev->pClassDataCmsit[pdev->classId];
uint8_t error;
error = CCID_CheckCommandParams(pdev, CHK_PARAM_SLOT | CHK_PARAM_CARD_PRESENT |
CHK_PARAM_ABRFU2 | CHK_PARAM_DWLENGTH | CHK_ACTIVE_STATE);
if (error != 0U)
{
return error;
}
/* bClockCommand :
00h restarts Clock
01h Stops Clock in the state shown in the bClockStop field */
if (hccid->UsbBlkOutData.bSpecific_0 > 1U)
{
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_FAILED), (BM_ICC_PRESENT_ACTIVE));
return SLOTERROR_BAD_CLOCKCOMMAND;
}
error = SC_Itf_SetClock(hccid->UsbBlkOutData.bSpecific_0);
if (error != SLOT_NO_ERROR)
{
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_FAILED), (BM_ICC_PRESENT_ACTIVE));
}
else
{
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_NO_ERROR), (BM_ICC_PRESENT_ACTIVE));
}
return error;
}
/**
* @brief PC_to_RDR_Abort
* Execute the Abort command from host, This stops all Bulk transfers
* from host and ICC
* Response to this command message is the RDR_to_PC_SlotStatus
* @param pdev: device instance
* @retval status of the command execution
*/
uint8_t PC_to_RDR_Abort(USBD_HandleTypeDef *pdev)
{
USBD_CCID_HandleTypeDef *hccid = (USBD_CCID_HandleTypeDef *)pdev->pClassDataCmsit[pdev->classId];
uint8_t error;
error = CCID_CheckCommandParams(pdev, CHK_PARAM_SLOT | CHK_PARAM_ABRFU3 |
CHK_PARAM_DWLENGTH);
if (error != 0U)
{
return error;
}
(void)CCID_CmdAbort(pdev, hccid->UsbBlkOutData.bSlot, hccid->UsbBlkOutData.bSeq);
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_NO_ERROR), (BM_ICC_PRESENT_ACTIVE));
return SLOT_NO_ERROR;
}
/**
* @brief CCID_CmdAbort
* Execute the Abort command from Bulk EP or from Control EP,
* This stops all Bulk transfers from host and ICC
* @param pdev: device instance
* @param slot: slot number that host wants to abort
* @param seq : Seq number for PC_to_RDR_Abort
* @retval status of the command execution
*/
uint8_t CCID_CmdAbort(USBD_HandleTypeDef *pdev, uint8_t slot, uint8_t seq)
{
USBD_CCID_HandleTypeDef *hccid = (USBD_CCID_HandleTypeDef *)pdev->pClassDataCmsit[pdev->classId];
uint8_t BSlot = hccid->USBD_CCID_Param.bSlot;
/* This function is called for REQUEST_ABORT & PC_to_RDR_Abort */
if (slot >= CCID_NUMBER_OF_SLOTS)
{
/* error from CLASS_REQUEST*/
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_FAILED), (BM_ICC_NO_ICC_PRESENT));
return SLOTERROR_BAD_SLOT;
}
if (hccid->USBD_CCID_Param.bAbortRequestFlag == 1U)
{
/* Abort Command was already received from ClassReq or PC_to_RDR */
if ((hccid->USBD_CCID_Param.bSeq == seq) && (BSlot == slot))
{
/* CLASS Specific request is already Received, Reset the abort flag */
hccid->USBD_CCID_Param.bAbortRequestFlag = 0;
}
}
else
{
/* Abort Command was NOT received from ClassReq or PC_to_RDR,
so save them for next ABORT command to verify */
hccid->USBD_CCID_Param.bAbortRequestFlag = 1U;
hccid->USBD_CCID_Param.bSeq = seq;
hccid->USBD_CCID_Param.bSlot = slot;
}
return 0;
}
/**
* @brief PC_TO_RDR_T0Apdu
* Execute the PC_TO_RDR_T0APDU command from host
* Response to this command message is the RDR_to_PC_SlotStatus
* @param pdev: device instance
* @retval status of the command execution
*/
uint8_t PC_TO_RDR_T0Apdu(USBD_HandleTypeDef *pdev)
{
USBD_CCID_HandleTypeDef *hccid = (USBD_CCID_HandleTypeDef *)pdev->pClassDataCmsit[pdev->classId];
uint8_t error;
error = CCID_CheckCommandParams(pdev, CHK_PARAM_SLOT | CHK_PARAM_CARD_PRESENT |
CHK_PARAM_DWLENGTH | CHK_PARAM_ABORT);
if (error != 0U)
{
return error;
}
if (hccid->UsbBlkOutData.bSpecific_0 > 0x03U)
{
/* Bit 0 is associated with bClassGetResponse
Bit 1 is associated with bClassEnvelope */
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_FAILED), (BM_ICC_PRESENT_ACTIVE));
return SLOTERROR_BAD_BMCHANGES;
}
error = SC_Itf_T0Apdu(hccid->UsbBlkOutData.bSpecific_0,
hccid->UsbBlkOutData.bSpecific_1,
hccid->UsbBlkOutData.bSpecific_2);
if (error != SLOT_NO_ERROR)
{
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_FAILED), (BM_ICC_PRESENT_ACTIVE));
}
else
{
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_NO_ERROR), (BM_ICC_PRESENT_ACTIVE));
}
return error;
}
/**
* @brief PC_TO_RDR_Mechanical
* Execute the PC_TO_RDR_MECHANICAL command from host
* Response to this command message is the RDR_to_PC_SlotStatus
* @param pdev: device instance
* @retval status of the command execution
*/
uint8_t PC_TO_RDR_Mechanical(USBD_HandleTypeDef *pdev)
{
USBD_CCID_HandleTypeDef *hccid = (USBD_CCID_HandleTypeDef *)pdev->pClassDataCmsit[pdev->classId];
uint8_t error;
error = CCID_CheckCommandParams(pdev, CHK_PARAM_SLOT | CHK_PARAM_CARD_PRESENT |
CHK_PARAM_ABRFU2 | CHK_PARAM_DWLENGTH);
if (error != 0U)
{
return error;
}
if (hccid->UsbBlkOutData.bSpecific_0 > 0x05U)
{
/*
01h Accept Card
02h Eject Card
03h Capture Card
04h Lock Card
05h Unlock Card
*/
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_FAILED), (BM_ICC_PRESENT_ACTIVE));
return SLOTERROR_BAD_BFUNCTION_MECHANICAL;
}
error = SC_Itf_Mechanical(hccid->UsbBlkOutData.bSpecific_0);
if (error != SLOT_NO_ERROR)
{
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_FAILED), (BM_ICC_PRESENT_ACTIVE));
}
else
{
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_NO_ERROR), (BM_ICC_PRESENT_ACTIVE));
}
return error;
}
/**
* @brief PC_TO_RDR_SetDataRateAndClockFrequency
* Set the required Card Frequency and Data rate from the host.
* Response to this command message is the
* RDR_to_PC_DataRateAndClockFrequency
* @param pdev: device instance
* @retval status of the command execution
*/
uint8_t PC_TO_RDR_SetDataRateAndClockFrequency(USBD_HandleTypeDef *pdev)
{
USBD_CCID_HandleTypeDef *hccid = (USBD_CCID_HandleTypeDef *)pdev->pClassDataCmsit[pdev->classId];
uint8_t error;
uint32_t clockFrequency;
uint32_t dataRate;
uint32_t temp;
error = CCID_CheckCommandParams(pdev, CHK_PARAM_SLOT | CHK_PARAM_CARD_PRESENT |
CHK_PARAM_ABRFU3);
if (error != 0U)
{
return error;
}
if (hccid->UsbBlkOutData.dwLength != 0x08U)
{
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_FAILED), (BM_ICC_PRESENT_ACTIVE));
return SLOTERROR_BAD_LENTGH;
}
/* HERE we avoiding to an unaligned memory access*/
temp = (uint32_t)(hccid->UsbBlkOutData.abData[0]) & 0x000000FFU;
clockFrequency = temp;
temp = (uint32_t)(hccid->UsbBlkOutData.abData[1]) & 0x000000FFU;
clockFrequency |= temp << 8;
temp = (uint32_t)(hccid->UsbBlkOutData.abData[2]) & 0x000000FFU;
clockFrequency |= temp << 16;
temp = (uint32_t)(hccid->UsbBlkOutData.abData[3]) & 0x000000FFU;
clockFrequency |= temp << 24;
temp = (uint32_t)(hccid->UsbBlkOutData.abData[4]) & 0x000000FFU;
dataRate = temp;
temp = (uint32_t)(hccid->UsbBlkOutData.abData[5]) & 0x000000FFU;
dataRate |= temp << 8;
temp = (uint32_t)(hccid->UsbBlkOutData.abData[6]) & 0x000000FFU;
dataRate |= temp << 16;
temp = (uint32_t)(hccid->UsbBlkOutData.abData[7]) & 0x000000FFU;
dataRate |= temp << 24;
error = SC_Itf_SetDataRateAndClockFrequency(clockFrequency, dataRate);
hccid->UsbBlkInData.bError = error;
if (error != SLOT_NO_ERROR)
{
hccid->UsbBlkInData.dwLength = 0;
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_FAILED), (BM_ICC_PRESENT_ACTIVE));
}
else
{
hccid->UsbBlkInData.dwLength = 8;
(hccid->UsbBlkInData.abData[0]) = (uint8_t)(clockFrequency & 0x000000FFU) ;
(hccid->UsbBlkInData.abData[1]) = (uint8_t)((clockFrequency & 0x0000FF00U) >> 8);
(hccid->UsbBlkInData.abData[2]) = (uint8_t)((clockFrequency & 0x00FF0000U) >> 16);
(hccid->UsbBlkInData.abData[3]) = (uint8_t)((clockFrequency & 0xFF000000U) >> 24);
(hccid->UsbBlkInData.abData[4]) = (uint8_t)(dataRate & 0x000000FFU) ;
(hccid->UsbBlkInData.abData[5]) = (uint8_t)((dataRate & 0x0000FF00U) >> 8);
(hccid->UsbBlkInData.abData[6]) = (uint8_t)((dataRate & 0x00FF0000U) >> 16);
(hccid->UsbBlkInData.abData[7]) = (uint8_t)((dataRate & 0xFF000000U) >> 24);
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_NO_ERROR), (BM_ICC_PRESENT_ACTIVE));
}
return error;
}
/**
* @brief PC_TO_RDR_Secure
* Execute the Secure Command from the host.
* Response to this command message is the RDR_to_PC_DataBlock
* @param pdev: device instance
* @retval status of the command execution
*/
uint8_t PC_TO_RDR_Secure(USBD_HandleTypeDef *pdev)
{
USBD_CCID_HandleTypeDef *hccid = (USBD_CCID_HandleTypeDef *)pdev->pClassDataCmsit[pdev->classId];
uint8_t error;
uint8_t bBWI;
uint16_t wLevelParameter;
uint32_t responseLen;
hccid->UsbBlkInData.dwLength = 0;
error = CCID_CheckCommandParams(pdev, CHK_PARAM_SLOT | CHK_PARAM_CARD_PRESENT |
CHK_PARAM_ABORT);
if (error != 0U)
{
return error;
}
bBWI = hccid->UsbBlkOutData.bSpecific_0;
wLevelParameter = (hccid->UsbBlkOutData.bSpecific_1 + ((uint16_t)hccid->UsbBlkOutData.bSpecific_2 << 8));
if ((EXCHANGE_LEVEL_FEATURE == TPDU_EXCHANGE) ||
(EXCHANGE_LEVEL_FEATURE == SHORT_APDU_EXCHANGE))
{
/* TPDU level & short APDU level, wLevelParameter is RFU, = 0000h */
if (wLevelParameter != 0U)
{
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_FAILED), (BM_ICC_PRESENT_ACTIVE));
error = SLOTERROR_BAD_LEVELPARAMETER;
return error;
}
}
error = SC_Itf_Secure(hccid->UsbBlkOutData.dwLength, bBWI, wLevelParameter,
&(hccid->UsbBlkOutData.abData[0]), &responseLen);
hccid->UsbBlkInData.dwLength = responseLen;
if (error != SLOT_NO_ERROR)
{
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_FAILED), (BM_ICC_PRESENT_ACTIVE));
}
else
{
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_NO_ERROR), (BM_ICC_PRESENT_ACTIVE));
}
return error;
}
/******************************************************************************/
/* BULK IN ROUTINES */
/******************************************************************************/
/**
* @brief RDR_to_PC_DataBlock
* Provide the data block response to the host
* Response for PC_to_RDR_IccPowerOn, PC_to_RDR_XfrBlock
* @param errorCode: code to be returned to the host
* @param pdev: device instance
* @retval None
*/
void RDR_to_PC_DataBlock(uint8_t errorCode, USBD_HandleTypeDef *pdev)
{
USBD_CCID_HandleTypeDef *hccid = (USBD_CCID_HandleTypeDef *)pdev->pClassDataCmsit[pdev->classId];
uint32_t length = CCID_RESPONSE_HEADER_SIZE;
hccid->UsbBlkInData.bMessageType = RDR_TO_PC_DATABLOCK;
hccid->UsbBlkInData.bError = 0U;
hccid->UsbBlkInData.bSpecific = 0U; /* bChainParameter */
if (errorCode == SLOT_NO_ERROR)
{
length += hccid->UsbBlkInData.dwLength; /* Length Specified in Command */
}
(void)USBD_CCID_Transfer_Data_Request(pdev, (uint8_t *)&hccid->UsbBlkInData, (uint16_t)length);
}
/**
* @brief RDR_to_PC_SlotStatus
* Provide the Slot status response to the host
* Response for PC_to_RDR_IccPowerOff
* PC_to_RDR_GetSlotStatus
* PC_to_RDR_IccClock
* PC_to_RDR_T0APDU
* PC_to_RDR_Mechanical
* Also the device sends this response message when it has completed
* aborting a slot after receiving both the Class Specific ABORT request
* and PC_to_RDR_Abort command message.
* @param errorCode: code to be returned to the host
* @param pdev: device instance
* @retval None
*/
void RDR_to_PC_SlotStatus(uint8_t errorCode, USBD_HandleTypeDef *pdev)
{
USBD_CCID_HandleTypeDef *hccid = (USBD_CCID_HandleTypeDef *)pdev->pClassDataCmsit[pdev->classId];
uint16_t length = CCID_RESPONSE_HEADER_SIZE;
hccid->UsbBlkInData.bMessageType = RDR_TO_PC_SLOTSTATUS;
hccid->UsbBlkInData.dwLength = 0U;
hccid->UsbBlkInData.bError = 0U;
hccid->UsbBlkInData.bSpecific = 0U; /* bClockStatus = 00h Clock running
01h Clock stopped in state L
02h Clock stopped in state H
03h Clock stopped in an unknown state */
if (errorCode == SLOT_NO_ERROR)
{
length += (uint16_t)hccid->UsbBlkInData.dwLength;
}
(void)USBD_CCID_Transfer_Data_Request(pdev, (uint8_t *)(&hccid->UsbBlkInData), length);
}
/**
* @brief RDR_to_PC_Parameters
* Provide the data block response to the host
* Response for PC_to_RDR_GetParameters, PC_to_RDR_ResetParameters
* PC_to_RDR_SetParameters
* @param errorCode: code to be returned to the host
* @param pdev: device instance
* @retval None
*/
void RDR_to_PC_Parameters(uint8_t errorCode, USBD_HandleTypeDef *pdev)
{
USBD_CCID_HandleTypeDef *hccid = (USBD_CCID_HandleTypeDef *)pdev->pClassDataCmsit[pdev->classId];
uint16_t length = CCID_RESPONSE_HEADER_SIZE;
hccid->UsbBlkInData.bMessageType = RDR_TO_PC_PARAMETERS;
hccid->UsbBlkInData.bError = 0U;
if (errorCode == SLOT_NO_ERROR)
{
if (ProtocolNUM_OUT == 0x00U)
{
hccid->UsbBlkInData.dwLength = LEN_PROTOCOL_STRUCT_T0;
length += (uint16_t)hccid->UsbBlkInData.dwLength;
}
else
{
hccid->UsbBlkInData.dwLength = LEN_PROTOCOL_STRUCT_T1;
length += (uint16_t)hccid->UsbBlkInData.dwLength;
}
}
else
{
hccid->UsbBlkInData.dwLength = 0;
}
hccid->UsbBlkInData.abData[0] = ProtocolData.bmFindexDindex;
hccid->UsbBlkInData.abData[1] = ProtocolData.bmTCCKST0;
hccid->UsbBlkInData.abData[2] = ProtocolData.bGuardTimeT0;
hccid->UsbBlkInData.abData[3] = ProtocolData.bWaitingIntegerT0;
hccid->UsbBlkInData.abData[4] = ProtocolData.bClockStop;
hccid->UsbBlkInData.abData[5] = ProtocolData.bIfsc;
hccid->UsbBlkInData.abData[6] = ProtocolData.bNad;
/* bProtocolNum */
if (ProtocolNUM_OUT == 0x00U)
{
hccid->UsbBlkInData.bSpecific = BPROTOCOL_NUM_T0;
}
else
{
hccid->UsbBlkInData.bSpecific = BPROTOCOL_NUM_T1;
}
(void)USBD_CCID_Transfer_Data_Request(pdev, (uint8_t *)(&hccid->UsbBlkInData), length);
}
/**
* @brief RDR_to_PC_Escape
* Provide the Escaped data block response to the host
* Response for PC_to_RDR_Escape
* @param errorCode: code to be returned to the host
* @param pdev: device instance
* @retval None
*/
void RDR_to_PC_Escape(uint8_t errorCode, USBD_HandleTypeDef *pdev)
{
USBD_CCID_HandleTypeDef *hccid = (USBD_CCID_HandleTypeDef *)pdev->pClassDataCmsit[pdev->classId];
uint32_t length = CCID_RESPONSE_HEADER_SIZE;
hccid->UsbBlkInData.bMessageType = RDR_TO_PC_ESCAPE;
hccid->UsbBlkInData.bSpecific = 0U; /* Reserved for Future Use */
hccid->UsbBlkInData.bError = errorCode;
if (errorCode == SLOT_NO_ERROR)
{
length += hccid->UsbBlkInData.dwLength; /* Length Specified in Command */
}
(void)USBD_CCID_Transfer_Data_Request(pdev, (uint8_t *)(&hccid->UsbBlkInData), (uint16_t)length);
}
/**
* @brief RDR_to_PC_DataRateAndClockFrequency
* Provide the Clock and Data Rate information to host
* Response for PC_TO_RDR_SetDataRateAndClockFrequency
* @param errorCode: code to be returned to the host
* @param pdev: device instance
* @retval None
*/
void RDR_to_PC_DataRateAndClockFrequency(uint8_t errorCode, USBD_HandleTypeDef *pdev)
{
USBD_CCID_HandleTypeDef *hccid = (USBD_CCID_HandleTypeDef *)pdev->pClassDataCmsit[pdev->classId];
uint32_t length = CCID_RESPONSE_HEADER_SIZE;
hccid->UsbBlkInData.bMessageType = RDR_TO_PC_DATARATEANDCLOCKFREQUENCY;
hccid->UsbBlkInData.bError = errorCode;
hccid->UsbBlkInData.bSpecific = 0U; /* Reserved for Future Use */
if (errorCode == SLOT_NO_ERROR)
{
length += hccid->UsbBlkInData.dwLength; /* Length Specified in Command */
}
(void)USBD_CCID_Transfer_Data_Request(pdev, (uint8_t *)(&hccid->UsbBlkInData), (uint16_t)length);
}
/**
* @brief RDR_to_PC_NotifySlotChange
* Interrupt message to be sent to the host, Checks the card presence
* status and update the buffer accordingly
* @param pdev: device instance
* @retval None
*/
void RDR_to_PC_NotifySlotChange(USBD_HandleTypeDef *pdev)
{
USBD_CCID_HandleTypeDef *hccid = (USBD_CCID_HandleTypeDef *)pdev->pClassDataCmsit[pdev->classId];
hccid->UsbIntData[OFFSET_INT_BMESSAGETYPE] = RDR_TO_PC_NOTIFYSLOTCHANGE;
if (SC_Detect() != 0U)
{
/*
SLOT_ICC_PRESENT 0x01 : LSb : (0b = no ICC present, 1b = ICC present)
SLOT_ICC_CHANGE 0x02 : MSb : (0b = no change, 1b = change).
*/
hccid->UsbIntData[OFFSET_INT_BMSLOTICCSTATE] = SLOT_ICC_PRESENT | SLOT_ICC_CHANGE;
}
else
{
hccid->UsbIntData[OFFSET_INT_BMSLOTICCSTATE] = SLOT_ICC_CHANGE;
/* Power OFF the card */
SC_Itf_IccPowerOff();
}
}
/**
* @brief CCID_UpdSlotStatus
* Updates the variable for the slot status
* @param pdev: device instance
* @param slotStatus : slot status from the calling function
* @retval None
*/
void CCID_UpdSlotStatus(USBD_HandleTypeDef *pdev, uint8_t slotStatus)
{
USBD_CCID_HandleTypeDef *hccid = (USBD_CCID_HandleTypeDef *)pdev->pClassDataCmsit[pdev->classId];
hccid->SlotStatus.SlotStatus = slotStatus;
}
/**
* @brief CCID_UpdSlotChange
* Updates the variable for the slot change status
* @param pdev: device instance
* @param changeStatus : slot change status from the calling function
* @retval None
*/
void CCID_UpdSlotChange(USBD_HandleTypeDef *pdev, uint8_t changeStatus)
{
USBD_CCID_HandleTypeDef *hccid = (USBD_CCID_HandleTypeDef *)pdev->pClassDataCmsit[pdev->classId];
hccid->SlotStatus.SlotStatusChange = changeStatus;
}
/**
* @brief CCID_IsSlotStatusChange
* Provides the value of the variable for the slot change status
* @param pdev: device instance
* @retval slot change status
*/
uint8_t CCID_IsSlotStatusChange(USBD_HandleTypeDef *pdev)
{
USBD_CCID_HandleTypeDef *hccid = (USBD_CCID_HandleTypeDef *)pdev->pClassDataCmsit[pdev->classId];
return hccid->SlotStatus.SlotStatusChange;
}
/**
* @brief CCID_UpdateCommandStatus
* Updates the variable for the BulkIn status
* @param pdev: device instance
* @param cmd_status : Command change status from the calling function
* @param icc_status : Slot change status from the calling function
* @retval None
*/
static void CCID_UpdateCommandStatus(USBD_HandleTypeDef *pdev, uint8_t cmd_status, uint8_t icc_status)
{
USBD_CCID_HandleTypeDef *hccid = (USBD_CCID_HandleTypeDef *)pdev->pClassDataCmsit[pdev->classId];
hccid->UsbBlkInData.bStatus = (cmd_status | icc_status);
}
/**
* @brief CCID_CheckCommandParams
* Checks the specific parameters requested by the function and update
* status accordingly. This function is called from all
* PC_to_RDR functions
* @param pdev: device instance
* @param param_type : Parameter enum to be checked by calling function
* @retval status
*/
static uint8_t CCID_CheckCommandParams(USBD_HandleTypeDef *pdev, uint32_t param_type)
{
USBD_CCID_HandleTypeDef *hccid = (USBD_CCID_HandleTypeDef *)pdev->pClassDataCmsit[pdev->classId];
uint32_t parameter;
uint8_t GetState = SC_GetState();
hccid->UsbBlkInData.bStatus = BM_ICC_PRESENT_ACTIVE | BM_COMMAND_STATUS_NO_ERROR;
parameter = (uint32_t)param_type;
if ((parameter & CHK_PARAM_SLOT) != 0U)
{
/*
The slot number (bSlot) identifies which ICC slot is being addressed
by the message*/
/* SLOT Number is 0 onwards, so always < CCID_NUMBER_OF_SLOTs */
/* Error Condition !!! */
if (hccid->UsbBlkOutData.bSlot >= CCID_NUMBER_OF_SLOTS)
{
/* Slot requested is more than supported by Firmware */
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_FAILED), (BM_ICC_NO_ICC_PRESENT));
return SLOTERROR_BAD_SLOT;
}
}
if ((parameter & CHK_PARAM_CARD_PRESENT) != 0U)
{
/* Commands Parameters ok, Check the Card Status */
if (SC_Detect() == 0U)
{
/* Card is Not detected */
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_FAILED), (BM_ICC_NO_ICC_PRESENT));
return SLOTERROR_ICC_MUTE;
}
}
/* Check that DwLength is 0 */
if ((parameter & CHK_PARAM_DWLENGTH) != 0U)
{
if (hccid->UsbBlkOutData.dwLength != 0U)
{
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_FAILED), (BM_ICC_PRESENT_ACTIVE));
return SLOTERROR_BAD_LENTGH;
}
}
/* abRFU 2 : Reserved for Future Use*/
if ((parameter & CHK_PARAM_ABRFU2) != 0U)
{
if ((hccid->UsbBlkOutData.bSpecific_1 != 0U) || (hccid->UsbBlkOutData.bSpecific_2 != 0U))
{
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_FAILED), (BM_ICC_PRESENT_ACTIVE));
return SLOTERROR_BAD_ABRFU_2B; /* bSpecific_1 */
}
}
if ((parameter & CHK_PARAM_ABRFU3) != 0U)
{
/* abRFU 3 : Reserved for Future Use*/
if ((hccid->UsbBlkOutData.bSpecific_0 != 0U) ||
(hccid->UsbBlkOutData.bSpecific_1 != 0U) ||
(hccid->UsbBlkOutData.bSpecific_2 != 0U))
{
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_FAILED), (BM_ICC_PRESENT_ACTIVE));
return SLOTERROR_BAD_ABRFU_3B;
}
}
if ((parameter & CHK_PARAM_ABORT) != 0U)
{
if (hccid->USBD_CCID_Param.bAbortRequestFlag != 0U)
{
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_FAILED), (BM_ICC_PRESENT_INACTIVE));
return SLOTERROR_CMD_ABORTED;
}
}
if ((parameter & CHK_ACTIVE_STATE) != 0U)
{
/* Commands Parameters ok, Check the Card Status */
/* Card is detected */
if ((GetState != (uint8_t)SC_ACTIVE_ON_T0) && (GetState != (uint8_t)SC_ACTIVE_ON_T1))
{
/* Check that from Lower Layers, the SmartCard come to known state */
CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_FAILED), (BM_ICC_PRESENT_INACTIVE));
return SLOTERROR_HW_ERROR;
}
}
return 0U;
}
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