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windows-nt/Source/XPSP1/NT/drivers/smartcrd/sccmusbm/scusbsyn.c

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2020-09-26 03:20:57 -05:00
/*****************************************************************************
@doc INT EXT
******************************************************************************
* $ProjectName: $
* $ProjectRevision: $
*-----------------------------------------------------------------------------
* $Source: z:/pr/cmeu0/sw/sccmusbm.ms/rcs/scusbsyn.c $
* $Revision: 1.3 $
*-----------------------------------------------------------------------------
* $Author: TBruendl $
*-----------------------------------------------------------------------------
* History: see EOF
*-----------------------------------------------------------------------------
*
* Copyright <EFBFBD> 2000 OMNIKEY AG
******************************************************************************/
#include "wdm.h"
#include "stdarg.h"
#include "stdio.h"
#include "usbdi.h"
#include "usbdlib.h"
#include "sccmusbm.h"
/*****************************************************************************
Routine Description: Powers a synchronous card and reads the ATR
Arguments:
Return Value:
*****************************************************************************/
NTSTATUS
CMUSB_PowerOnSynchronousCard (
IN PSMARTCARD_EXTENSION smartcardExtension,
IN PUCHAR pbATR,
OUT PULONG pulATRLength
)
{
PDEVICE_OBJECT deviceObject;
NTSTATUS status = STATUS_SUCCESS;
NTSTATUS DebugStatus;
UCHAR abMaxAtrBuffer[SCARD_ATR_LENGTH];
UCHAR abSendBuffer[CMUSB_SYNCH_BUFFER_SIZE];
UCHAR bResetMode;
SmartcardDebug(DEBUG_TRACE,
("%s!PowerOnSynchronousCard: Enter\n",DRIVER_NAME));
deviceObject = smartcardExtension->OsData->DeviceObject;
// in case of warm reset we have to power off the card first
if (smartcardExtension->MinorIoControlCode != SCARD_COLD_RESET)
{
status = CMUSB_PowerOffCard (smartcardExtension );
if (status != STATUS_SUCCESS)
{
// if we can't turn off power there must be a serious error
goto ExitPowerOnSynchronousCard;
}
}
// set card parameters
smartcardExtension->ReaderExtension->CardParameters.bBaudRate = 0;
smartcardExtension->ReaderExtension->CardParameters.bCardType = CMUSB_SMARTCARD_SYNCHRONOUS;
smartcardExtension->ReaderExtension->CardParameters.bStopBits = 0;
status = CMUSB_SetCardParameters (deviceObject,
smartcardExtension->ReaderExtension->CardParameters.bCardType,
smartcardExtension->ReaderExtension->CardParameters.bBaudRate,
smartcardExtension->ReaderExtension->CardParameters.bStopBits);
if (status != STATUS_SUCCESS)
{
// if we can't set the card parameters there must be a serious error
goto ExitPowerOnSynchronousCard;
}
RtlFillMemory((PVOID)abMaxAtrBuffer,
sizeof(abMaxAtrBuffer),
0x00);
// resync CardManUSB by reading the status byte
// still necessary with synchronous cards ???
smartcardExtension->SmartcardRequest.BufferLength = 0;
status = CMUSB_WriteP0(deviceObject,
0x20, //bRequest,
0x00, //bValueLo,
0x00, //bValueHi,
0x00, //bIndexLo,
0x00 //bIndexHi,
);
if (status != STATUS_SUCCESS)
{
// if we can't read the status there must be a serious error
goto ExitPowerOnSynchronousCard;
}
smartcardExtension->ReaderExtension->ulTimeoutP1 = DEFAULT_TIMEOUT_P1;
status = CMUSB_ReadP1(deviceObject);
if (status == STATUS_DEVICE_DATA_ERROR)
{
DebugStatus = CMUSB_ReadStateAfterP1Stalled(deviceObject);
goto ExitPowerOnSynchronousCard;
}
else if (status != STATUS_SUCCESS)
{
// if we can't read the status there must be a serious error
goto ExitPowerOnSynchronousCard;
}
// check if card is really inserted
if (smartcardExtension->SmartcardReply.Buffer[0] == 0x00)
{
status = STATUS_NO_MEDIA;
goto ExitPowerOnSynchronousCard;
}
// issue power on command
// according to WZ nothing is sent back
smartcardExtension->SmartcardRequest.BufferLength = 0;
status = CMUSB_WriteP0(deviceObject,
0x10, //bRequest,
SMARTCARD_COLD_RESET, //bValueLo,
0x00, //bValueHi,
0x00, //bIndexLo,
0x00 //bIndexHi,
);
if (status != STATUS_SUCCESS)
{
// if we can't issue the power on command there must be a serious error
goto ExitPowerOnSynchronousCard;
}
// build control code for ATR
abSendBuffer[0]=CMUSB_CalcSynchControl(0,0,0,0, 1,0,0,0);
abSendBuffer[1]=CMUSB_CalcSynchControl(1,1,0,0, 1,0,0,0);
abSendBuffer[2]=CMUSB_CalcSynchControl(0,0,0,0, 0,0,0,0);
// fill memory so that we can discard first byte
RtlFillMemory((PVOID)&abSendBuffer[3],5,abSendBuffer[2]);
// now get 4 bytes ATR -> 32 bytes to send
abSendBuffer[8]=CMUSB_CalcSynchControl(0,0,0,0, 0,1,0,0);
RtlFillMemory((PVOID)&abSendBuffer[9],31,abSendBuffer[8]);
//now set clock to low to finish operation
//and of course additional fill bytes
abSendBuffer[40]=CMUSB_CalcSynchControl(0,0,0,0, 0,0,0,0);
RtlFillMemory((PVOID)&abSendBuffer[41],7,abSendBuffer[40]);
// now send command type 08 to CardManUSB
smartcardExtension->SmartcardRequest.BufferLength = 48;
RtlCopyBytes((PVOID) smartcardExtension->SmartcardRequest.Buffer,
(PVOID) abSendBuffer,
smartcardExtension->SmartcardRequest.BufferLength);
status = CMUSB_WriteP0(deviceObject,
0x08, //bRequest,
0x00, //bValueLo,
0x00, //bValueHi,
0x00, //bIndexLo,
0x00 //bIndexHi,
);
if (status != STATUS_SUCCESS)
{
// if we can't write ATR command there must be a serious error
if (status == STATUS_DEVICE_DATA_ERROR)
{
//error mapping necessary because there are CardManUSB
//which have no support for synchronous cards
status = STATUS_UNRECOGNIZED_MEDIA;
}
goto ExitPowerOnSynchronousCard;
}
status = CMUSB_ReadP1(deviceObject);
if (status == STATUS_DEVICE_DATA_ERROR)
{
DebugStatus = CMUSB_ReadStateAfterP1Stalled(deviceObject);
goto ExitPowerOnSynchronousCard;
}
else if (status != STATUS_SUCCESS)
{
// if we can't read the ATR -> there must be a serious error
goto ExitPowerOnSynchronousCard;
}
if (smartcardExtension->SmartcardReply.BufferLength!=6)
{
// 48 bytes sent but not 6 bytes received
// -> something went wrong
status=STATUS_DEVICE_DATA_ERROR;
goto ExitPowerOnSynchronousCard;
}
// now bytes 1-4 in SmartcardReply.Buffer should be ATR
SmartcardDebug(DEBUG_ATR,
("%s!ATR = %02x %02x %02x %02x\n",DRIVER_NAME,
smartcardExtension->SmartcardReply.Buffer[1],
smartcardExtension->SmartcardReply.Buffer[2],
smartcardExtension->SmartcardReply.Buffer[3],
smartcardExtension->SmartcardReply.Buffer[4]));
// check if ATR != 0xFF -> synchronous card
if (smartcardExtension->SmartcardReply.Buffer[1]==0xFF &&
smartcardExtension->SmartcardReply.Buffer[2]==0xFF &&
smartcardExtension->SmartcardReply.Buffer[3]==0xFF &&
smartcardExtension->SmartcardReply.Buffer[4]==0xFF )
{
status = STATUS_UNRECOGNIZED_MEDIA;
*pulATRLength = 0;
goto ExitPowerOnSynchronousCard;
}
//it seems we have a synchronous smart card and a valid ATR
//let<65>s set the variables
smartcardExtension->ReaderExtension->fRawModeNecessary = TRUE;
*pulATRLength = 4;
RtlCopyBytes((PVOID) pbATR,
(PVOID) &(smartcardExtension->SmartcardReply.Buffer[1]),
*pulATRLength );
ExitPowerOnSynchronousCard:
if (status!=STATUS_SUCCESS)
{
// turn off VCC again
CMUSB_PowerOffCard (smartcardExtension );
// ignor status
}
SmartcardDebug(DEBUG_TRACE,
("%s!PowerOnSynchronousCard: Exit %lx\n",DRIVER_NAME,status));
return status;
}
/*****************************************************************************
Routine Description: Data transfer to synchronous cards SLE 4442/4432
Arguments:
Return Value:
*****************************************************************************/
NTSTATUS
CMUSB_Transmit2WBP (
IN PSMARTCARD_EXTENSION smartcardExtension
)
{
PDEVICE_OBJECT deviceObject;
NTSTATUS status = STATUS_SUCCESS;
NTSTATUS DebugStatus;
PCHAR pbInData;
ULONG ulBytesToRead;
ULONG ulBitsToRead;
ULONG ulBytesToReadThisStep;
ULONG ulBytesRead;
UCHAR abSendBuffer[CMUSB_SYNCH_BUFFER_SIZE];
int i;
SmartcardDebug(DEBUG_TRACE,
("%s!Transmit2WBP: Enter\n",DRIVER_NAME));
deviceObject = smartcardExtension->OsData->DeviceObject;
// resync CardManUSB by reading the status byte
// still necessary with synchronous cards ???
smartcardExtension->SmartcardRequest.BufferLength = 0;
status = CMUSB_WriteP0(deviceObject,
0x20, //bRequest,
0x00, //bValueLo,
0x00, //bValueHi,
0x00, //bIndexLo,
0x00 //bIndexHi,
);
if (status != STATUS_SUCCESS)
{
// if we can't read the status there must be a serious error
goto ExitTransmit2WBP;
}
smartcardExtension->ReaderExtension->ulTimeoutP1 = DEFAULT_TIMEOUT_P1;
status = CMUSB_ReadP1(deviceObject);
if (status == STATUS_DEVICE_DATA_ERROR)
{
DebugStatus = CMUSB_ReadStateAfterP1Stalled(deviceObject);
goto ExitTransmit2WBP;
}
else if (status != STATUS_SUCCESS)
{
// if we can't read the status there must be a serious error
goto ExitTransmit2WBP;
}
// check if card is really inserted
if (smartcardExtension->SmartcardReply.Buffer[0] == 0x00)
{
// it is not sure, which error messages are accepted
// status = STATUS_NO_MEDIA_IN_DEVICE;
status = STATUS_UNRECOGNIZED_MEDIA;
goto ExitTransmit2WBP;
}
pbInData = smartcardExtension->IoRequest.RequestBuffer + sizeof(SYNC_TRANSFER);
ulBitsToRead = ((PSYNC_TRANSFER)(smartcardExtension->IoRequest.RequestBuffer))->ulSyncBitsToRead;
ulBytesToRead = ulBitsToRead/8 + (ulBitsToRead % 8 ? 1 : 0);
// ulBitsToWrite = ((PSYNC_TRANSFER)(smartcardExtension->IoRequest.RequestBuffer))->ulSyncBitsToWrite;
// ulBytesToWrite = ulBitsToWrite/8;
if (smartcardExtension->IoRequest.ReplyBufferLength < ulBytesToRead)
{
status = STATUS_BUFFER_OVERFLOW;
goto ExitTransmit2WBP;
}
// send command
status=CMUSB_SendCommand2WBP(smartcardExtension, pbInData);
if (status != STATUS_SUCCESS)
{
// if we can't send the command -> proceeding is sensless
goto ExitTransmit2WBP;
}
// now we have to differenciate, wheter card is in
// outgoing data mode (after read command) or
// in processing mode (after write/erase command)
switch (*pbInData)
{
case SLE4442_READ:
case SLE4442_READ_PROT_MEM:
case SLE4442_READ_SEC_MEM:
// outgoing data mode
//now read data
abSendBuffer[0]=CMUSB_CalcSynchControl(0,0,0,0, 0,1,0,0);
RtlFillMemory((PVOID)&abSendBuffer[1],ATTR_MAX_IFSD_SYNCHRON_USB-1,abSendBuffer[0]);
//read data in 6 byte packages
ulBytesRead=0;
do
{
if ((ulBytesToRead - ulBytesRead) > ATTR_MAX_IFSD_SYNCHRON_USB/8)
ulBytesToReadThisStep = ATTR_MAX_IFSD_SYNCHRON_USB/8;
else
ulBytesToReadThisStep = ulBytesToRead - ulBytesRead;
// now send command type 08 to CardManUSB
smartcardExtension->SmartcardRequest.BufferLength = ulBytesToReadThisStep*8;
RtlCopyBytes((PVOID) smartcardExtension->SmartcardRequest.Buffer,
(PVOID) abSendBuffer,
smartcardExtension->SmartcardRequest.BufferLength);
status = CMUSB_WriteP0(deviceObject,
0x08, //bRequest,
0x00, //bValueLo,
0x00, //bValueHi,
0x00, //bIndexLo,
0x00 //bIndexHi,
);
if (status != STATUS_SUCCESS)
{
// if we can't write command there must be a serious error
goto ExitTransmit2WBP;
}
status = CMUSB_ReadP1(deviceObject);
if (status == STATUS_DEVICE_DATA_ERROR)
{
DebugStatus = CMUSB_ReadStateAfterP1Stalled(deviceObject);
goto ExitTransmit2WBP;
}
else if (status != STATUS_SUCCESS)
{
// if we can't read there must be a serious error
goto ExitTransmit2WBP;
}
if (smartcardExtension->SmartcardReply.BufferLength!=ulBytesToReadThisStep)
{
// wrong number of bytes read
// -> something went wrong
status=STATUS_DEVICE_DATA_ERROR;
goto ExitTransmit2WBP;
}
RtlCopyBytes((PVOID) &(smartcardExtension->IoRequest.ReplyBuffer[ulBytesRead]),
(PVOID) smartcardExtension->SmartcardReply.Buffer,
smartcardExtension->SmartcardReply.BufferLength);
ulBytesRead+=smartcardExtension->SmartcardReply.BufferLength;
}
while ((status == STATUS_SUCCESS) && (ulBytesToRead > ulBytesRead));
*(smartcardExtension->IoRequest.Information)=ulBytesRead;
if (status!=STATUS_SUCCESS)
{
goto ExitTransmit2WBP;
}
// according to datasheet, clock should be set to low now
// this is not necessary, because this is done before next command
// or card is reseted respectivly
break;
case SLE4442_WRITE:
case SLE4442_WRITE_PROT_MEM:
case SLE4442_COMPARE_PIN:
case SLE4442_UPDATE_SEC_MEM:
// processing mode
abSendBuffer[0]=CMUSB_CalcSynchControl(0,0,0,0, 0,1,0,0);
RtlFillMemory((PVOID)&abSendBuffer[1],ATTR_MAX_IFSD_SYNCHRON_USB-1,abSendBuffer[0]);
do
{
// now send command type 08 to CardManUSB
smartcardExtension->SmartcardRequest.BufferLength = ATTR_MAX_IFSD_SYNCHRON_USB;
RtlCopyBytes((PVOID) smartcardExtension->SmartcardRequest.Buffer,
(PVOID) abSendBuffer,
smartcardExtension->SmartcardRequest.BufferLength);
status = CMUSB_WriteP0(deviceObject,
0x08, //bRequest,
0x00, //bValueLo,
0x00, //bValueHi,
0x00, //bIndexLo,
0x00 //bIndexHi,
);
if (status != STATUS_SUCCESS)
{
// if we can't write command there must be a serious error
goto ExitTransmit2WBP;
}
status = CMUSB_ReadP1(deviceObject);
if (status == STATUS_DEVICE_DATA_ERROR)
{
DebugStatus = CMUSB_ReadStateAfterP1Stalled(deviceObject);
goto ExitTransmit2WBP;
}
else if (status != STATUS_SUCCESS)
{
// if we can't read there must be a serious error
goto ExitTransmit2WBP;
}
if (smartcardExtension->SmartcardReply.BufferLength!=ATTR_MAX_IFSD_SYNCHRON_USB/8)
{
// wrong number of bytes read
// -> something went wrong
status=STATUS_DEVICE_DATA_ERROR;
goto ExitTransmit2WBP;
}
/* not necessary this way, check last byte only
ulReplySum=0;
for (i=0;i<(int)smartcardExtension->SmartcardReply.BufferLength;i++)
{
ulReplySum+=smartcardExtension->SmartcardReply.Buffer[i];
}
*/
}
while ((status == STATUS_SUCCESS) &&
(smartcardExtension->SmartcardReply.Buffer[smartcardExtension->SmartcardReply.BufferLength-1]==0));
*(smartcardExtension->IoRequest.Information)=0;
if (status!=STATUS_SUCCESS)
{
goto ExitTransmit2WBP;
}
// according to datasheet, clock should be set to low now
// this is not necessary, because this is done before next command
// or card is reseted respectivly
break;
default:
// should not happen
status=STATUS_ILLEGAL_INSTRUCTION;
goto ExitTransmit2WBP;
}
ExitTransmit2WBP:
SmartcardDebug(DEBUG_TRACE,
("%s!Transmit2WBP: Exit %lx\n",DRIVER_NAME,status));
return status;
}
/*****************************************************************************
Routine Description: Transmits a command (3 Bytes) to a SLE 4442/4432
Arguments:
Return Value:
*****************************************************************************/
NTSTATUS
CMUSB_SendCommand2WBP (
IN PSMARTCARD_EXTENSION smartcardExtension,
IN PUCHAR pbCommandData
)
{
PDEVICE_OBJECT deviceObject;
NTSTATUS status = STATUS_SUCCESS;
NTSTATUS DebugStatus;
UCHAR abSendBuffer[CMUSB_SYNCH_BUFFER_SIZE];
UCHAR* pByte;
UCHAR bValue;
int i,j;
SmartcardDebug(DEBUG_TRACE,
("%s!SendCommand2WBP: Enter\n",DRIVER_NAME));
SmartcardDebug(DEBUG_PROTOCOL,
("%s!SendCommand2WBP: 4442 Command = %02x %02x %02x\n",DRIVER_NAME,
pbCommandData[0],
pbCommandData[1],
pbCommandData[2]));
deviceObject = smartcardExtension->OsData->DeviceObject;
// build control code for command to send
// command is in first 3 Bytes of pbInData
abSendBuffer[0]=CMUSB_CalcSynchControl(0,0,0,0, 0,0,0,0);
abSendBuffer[1]=CMUSB_CalcSynchControl(0,0,1,1, 0,1,1,1);
abSendBuffer[2]=CMUSB_CalcSynchControl(0,1,1,0, 0,1,1,0);
pByte=&abSendBuffer[3];
for (j=0;j<3;j++)
{
for (i=0;i<8;i++)
{
bValue=(pbCommandData[j]&(1<<i));
*pByte=CMUSB_CalcSynchControl(0,0,1,bValue, 0,1,1,bValue);
pByte++;
}
}
abSendBuffer[27]=CMUSB_CalcSynchControl(0,0,1,0, 0,1,1,0);
abSendBuffer[28]=CMUSB_CalcSynchControl(0,1,1,0, 0,1,1,0);
RtlFillMemory((PVOID)&abSendBuffer[29],2,abSendBuffer[28]);
abSendBuffer[31]=CMUSB_CalcSynchControl(0,1,1,0, 0,1,1,1);
// now send command type 08 to CardManUSB
smartcardExtension->SmartcardRequest.BufferLength = 32;
RtlCopyBytes((PVOID) smartcardExtension->SmartcardRequest.Buffer,
(PVOID) abSendBuffer,
smartcardExtension->SmartcardRequest.BufferLength);
status = CMUSB_WriteP0(deviceObject,
0x08, //bRequest,
0x00, //bValueLo,
0x00, //bValueHi,
0x00, //bIndexLo,
0x00 //bIndexHi,
);
if (status != STATUS_SUCCESS)
{
// if we can't write command there must be a serious error
goto ExitSendCommand2WBP;
}
status = CMUSB_ReadP1(deviceObject);
if (status == STATUS_DEVICE_DATA_ERROR)
{
DebugStatus = CMUSB_ReadStateAfterP1Stalled(deviceObject);
goto ExitSendCommand2WBP;
}
else if (status != STATUS_SUCCESS)
{
// if we can't read there must be a serious error
goto ExitSendCommand2WBP;
}
if (smartcardExtension->SmartcardReply.BufferLength!=4)
{
// 32 bytes sent but not 4 bytes received
// -> something went wrong
status=STATUS_DEVICE_DATA_ERROR;
goto ExitSendCommand2WBP;
}
ExitSendCommand2WBP:
SmartcardDebug(DEBUG_TRACE,
("%s!SendCommand2WBP: Exit %lx\n",DRIVER_NAME,status));
return status;
}
/*****************************************************************************
Routine Description: Data transfer to synchronous cards SLE 4428/4418
Arguments:
Return Value:
*****************************************************************************/
NTSTATUS
CMUSB_Transmit3WBP (
IN PSMARTCARD_EXTENSION smartcardExtension
)
{
PDEVICE_OBJECT deviceObject;
NTSTATUS status = STATUS_SUCCESS;
NTSTATUS DebugStatus;
PCHAR pbInData;
ULONG ulBytesToRead;
ULONG ulBitsToRead;
ULONG ulBytesToReadThisStep;
ULONG ulBytesRead;
UCHAR abSendBuffer[CMUSB_SYNCH_BUFFER_SIZE];
int i;
SmartcardDebug(DEBUG_TRACE,
("%s!Transmit3WBP: Enter\n",DRIVER_NAME));
deviceObject = smartcardExtension->OsData->DeviceObject;
// resync CardManUSB by reading the status byte
// still necessary with synchronous cards ???
smartcardExtension->SmartcardRequest.BufferLength = 0;
status = CMUSB_WriteP0(deviceObject,
0x20, //bRequest,
0x00, //bValueLo,
0x00, //bValueHi,
0x00, //bIndexLo,
0x00 //bIndexHi,
);
if (status != STATUS_SUCCESS)
{
// if we can't read the status there must be a serious error
goto ExitTransmit3WBP;
}
smartcardExtension->ReaderExtension->ulTimeoutP1 = DEFAULT_TIMEOUT_P1;
status = CMUSB_ReadP1(deviceObject);
if (status == STATUS_DEVICE_DATA_ERROR)
{
DebugStatus = CMUSB_ReadStateAfterP1Stalled(deviceObject);
goto ExitTransmit3WBP;
}
else if (status != STATUS_SUCCESS)
{
// if we can't read the status there must be a serious error
goto ExitTransmit3WBP;
}
// check if card is really inserted
if (smartcardExtension->SmartcardReply.Buffer[0] == 0x00)
{
// it is not sure, which error messages are accepted
// status = STATUS_NO_MEDIA_IN_DEVICE;
status = STATUS_UNRECOGNIZED_MEDIA;
goto ExitTransmit3WBP;
}
pbInData = smartcardExtension->IoRequest.RequestBuffer + sizeof(SYNC_TRANSFER);
ulBitsToRead = ((PSYNC_TRANSFER)(smartcardExtension->IoRequest.RequestBuffer))->ulSyncBitsToRead;
ulBytesToRead = ulBitsToRead/8 + (ulBitsToRead % 8 ? 1 : 0);
// ulBitsToWrite = ((PSYNC_TRANSFER)(smartcardExtension->IoRequest.RequestBuffer))->ulSyncBitsToWrite;
// ulBytesToWrite = ulBitsToWrite/8;
if (smartcardExtension->IoRequest.ReplyBufferLength < ulBytesToRead)
{
status = STATUS_BUFFER_OVERFLOW;
goto ExitTransmit3WBP;
}
// send command
status=CMUSB_SendCommand3WBP(smartcardExtension, pbInData);
if (status != STATUS_SUCCESS)
{
// if we can't send the command -> proceeding is useless
goto ExitTransmit3WBP;
}
// now we have to differenciate, wheter card is in
// outgoing data mode (after read command) or
// in processing mode (after write/erase command)
switch (*pbInData & 0x3F)
{
case SLE4428_READ:
case SLE4428_READ_PROT:
// outgoing data mode
//now read data
abSendBuffer[0]=CMUSB_CalcSynchControl(0,0,0,0, 0,1,0,0);
RtlFillMemory((PVOID)&abSendBuffer[1],ATTR_MAX_IFSD_SYNCHRON_USB-1,abSendBuffer[0]);
//read data in 6 byte packages
ulBytesRead=0;
do
{
if ((ulBytesToRead - ulBytesRead) > ATTR_MAX_IFSD_SYNCHRON_USB/8)
ulBytesToReadThisStep = ATTR_MAX_IFSD_SYNCHRON_USB/8;
else
ulBytesToReadThisStep = ulBytesToRead - ulBytesRead;
// now send command type 08 to CardManUSB
smartcardExtension->SmartcardRequest.BufferLength = ulBytesToReadThisStep*8;
RtlCopyBytes((PVOID) smartcardExtension->SmartcardRequest.Buffer,
(PVOID) abSendBuffer,
smartcardExtension->SmartcardRequest.BufferLength);
status = CMUSB_WriteP0(deviceObject,
0x08, //bRequest,
0x00, //bValueLo,
0x00, //bValueHi,
0x00, //bIndexLo,
0x00 //bIndexHi,
);
if (status != STATUS_SUCCESS)
{
// if we can't write command there must be a serious error
goto ExitTransmit3WBP;
}
status = CMUSB_ReadP1(deviceObject);
if (status == STATUS_DEVICE_DATA_ERROR)
{
DebugStatus = CMUSB_ReadStateAfterP1Stalled(deviceObject);
goto ExitTransmit3WBP;
}
else if (status != STATUS_SUCCESS)
{
// if we can't read there must be a serious error
goto ExitTransmit3WBP;
}
if (smartcardExtension->SmartcardReply.BufferLength!=ulBytesToReadThisStep)
{
// wrong number of bytes read
// -> something went wrong
status=STATUS_DEVICE_DATA_ERROR;
goto ExitTransmit3WBP;
}
RtlCopyBytes((PVOID) &(smartcardExtension->IoRequest.ReplyBuffer[ulBytesRead]),
(PVOID) smartcardExtension->SmartcardReply.Buffer,
smartcardExtension->SmartcardReply.BufferLength);
ulBytesRead+=smartcardExtension->SmartcardReply.BufferLength;
}
while ((status == STATUS_SUCCESS) && (ulBytesToRead > ulBytesRead));
*(smartcardExtension->IoRequest.Information)=ulBytesRead;
if (status!=STATUS_SUCCESS)
{
goto ExitTransmit3WBP;
}
// according to datasheet, clock should be set to low now
// this is not necessary, because this is done before next command
// or card is reseted respectivly
break;
case SLE4428_WRITE:
case SLE4428_WRITE_PROT:
case SLE4428_COMPARE:
case SLE4428_SET_COUNTER&0x3F:
case SLE4428_COMPARE_PIN&0x3F:
// processing mode
abSendBuffer[0]=CMUSB_CalcSynchControl(0,0,0,0, 0,1,0,0);
RtlFillMemory((PVOID)&abSendBuffer[1],ATTR_MAX_IFSD_SYNCHRON_USB-1,abSendBuffer[0]);
do
{
// now send command type 08 to CardManUSB
smartcardExtension->SmartcardRequest.BufferLength = ATTR_MAX_IFSD_SYNCHRON_USB;
RtlCopyBytes((PVOID) smartcardExtension->SmartcardRequest.Buffer,
(PVOID) abSendBuffer,
smartcardExtension->SmartcardRequest.BufferLength);
status = CMUSB_WriteP0(deviceObject,
0x08, //bRequest,
0x00, //bValueLo,
0x00, //bValueHi,
0x00, //bIndexLo,
0x00 //bIndexHi,
);
if (status != STATUS_SUCCESS)
{
// if we can't write command there must be a serious error
goto ExitTransmit3WBP;
}
status = CMUSB_ReadP1(deviceObject);
if (status == STATUS_DEVICE_DATA_ERROR)
{
DebugStatus = CMUSB_ReadStateAfterP1Stalled(deviceObject);
goto ExitTransmit3WBP;
}
else if (status != STATUS_SUCCESS)
{
// if we can't read there must be a serious error
goto ExitTransmit3WBP;
}
if (smartcardExtension->SmartcardReply.BufferLength!=ATTR_MAX_IFSD_SYNCHRON_USB/8)
{
// wrong number of bytes read
// -> something went wrong
status=STATUS_DEVICE_DATA_ERROR;
goto ExitTransmit3WBP;
}
}
while ((status == STATUS_SUCCESS) &&
(smartcardExtension->SmartcardReply.Buffer[smartcardExtension->SmartcardReply.BufferLength-1]==0xFF));
*(smartcardExtension->IoRequest.Information)=0;
if (status!=STATUS_SUCCESS)
{
goto ExitTransmit3WBP;
}
// according to datasheet, clock should be set to low now
// this is not necessary, because this is done before next command
// or card is reseted respectivly
break;
default:
// should not happen
status=STATUS_ILLEGAL_INSTRUCTION;
goto ExitTransmit3WBP;
}
ExitTransmit3WBP:
SmartcardDebug(DEBUG_TRACE,
("%s!Transmit3WBP: Exit %lx\n",DRIVER_NAME,status));
return status;
}
/*****************************************************************************
Routine Description: Transmits a command (3 Bytes) to a SLE 4428/4418
Arguments:
Return Value:
*****************************************************************************/
NTSTATUS
CMUSB_SendCommand3WBP (
IN PSMARTCARD_EXTENSION smartcardExtension,
IN PUCHAR pbCommandData
)
{
PDEVICE_OBJECT deviceObject;
NTSTATUS status = STATUS_SUCCESS;
NTSTATUS DebugStatus;
UCHAR abSendBuffer[CMUSB_SYNCH_BUFFER_SIZE];
UCHAR* pByte;
UCHAR bValue;
int i,j;
SmartcardDebug(DEBUG_TRACE,
("%s!SendCommand3WBP: Enter\n",DRIVER_NAME));
SmartcardDebug(DEBUG_PROTOCOL,
("%s!SendCommand3WBP: 4442 Command = %02x %02x %02x\n",DRIVER_NAME,
pbCommandData[0],
pbCommandData[1],
pbCommandData[2]));
deviceObject = smartcardExtension->OsData->DeviceObject;
// build control code for command to send
// command is in first 3 Bytes of pbInData
abSendBuffer[0]=CMUSB_CalcSynchControl(0,0,0,0, 0,0,0,0);
pByte=&abSendBuffer[1];
for (j=0;j<3;j++)
{
for (i=0;i<8;i++)
{
bValue=(pbCommandData[j]&(1<<i));
*pByte=CMUSB_CalcSynchControl(1,0,1,bValue, 1,1,1,bValue);
pByte++;
}
}
abSendBuffer[25]=CMUSB_CalcSynchControl(1,0,1,0, 0,0,0,0);
// one additional clock cycle, because
// first bit is only read back after second clock
// for write it has no influence
abSendBuffer[26]=CMUSB_CalcSynchControl(0,0,0,0, 0,1,0,0);
// fill rest with zeros
abSendBuffer[27]=CMUSB_CalcSynchControl(0,0,0,0, 0,0,0,0);
RtlFillMemory((PVOID)&abSendBuffer[28],4,abSendBuffer[27]);
// now send command type 08 to CardManUSB
smartcardExtension->SmartcardRequest.BufferLength = 32;
RtlCopyBytes((PVOID) smartcardExtension->SmartcardRequest.Buffer,
(PVOID) abSendBuffer,
smartcardExtension->SmartcardRequest.BufferLength);
status = CMUSB_WriteP0(deviceObject,
0x08, //bRequest,
0x00, //bValueLo,
0x00, //bValueHi,
0x00, //bIndexLo,
0x00 //bIndexHi,
);
if (status != STATUS_SUCCESS)
{
// if we can't write command there must be a serious error
goto ExitSendCommand3WBP;
}
status = CMUSB_ReadP1(deviceObject);
if (status == STATUS_DEVICE_DATA_ERROR)
{
DebugStatus = CMUSB_ReadStateAfterP1Stalled(deviceObject);
goto ExitSendCommand3WBP;
}
else if (status != STATUS_SUCCESS)
{
// if we can't read there must be a serious error
goto ExitSendCommand3WBP;
}
if (smartcardExtension->SmartcardReply.BufferLength!=4)
{
// 32 bytes sent but not 4 bytes received
// -> something went wrong
status=STATUS_DEVICE_DATA_ERROR;
goto ExitSendCommand3WBP;
}
ExitSendCommand3WBP:
SmartcardDebug(DEBUG_TRACE,
("%s!SendCommand3WBP: Exit %lx\n",DRIVER_NAME,status));
return status;
}
/*****************************************************************************
* History:
* $Log: scusbsyn.c $
* Revision 1.3 2000/08/24 09:04:39 TBruendl
* No comment given
*
* Revision 1.2 2000/07/24 11:35:00 WFrischauf
* No comment given
*
* Revision 1.1 2000/07/20 11:50:16 WFrischauf
* No comment given
*
*
******************************************************************************/
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