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1308 lines
36 KiB
1308 lines
36 KiB
/*++
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Copyright (c) 1998 SCM Microsystems, Inc.
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Module Name:
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StcCb.c
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Abstract:
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Declaration of callback functions - WDM Version
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Revision History:
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PP 1.01 01/19/1998
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PP 1.00 12/18/1998 Initial Version
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--*/
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// Include
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#include "common.h"
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#include "stccmd.h"
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#include "stccb.h"
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#include "stcusbnt.h"
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#include "usbcom.h"
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NTSTATUS
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CBCardPower(
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PSMARTCARD_EXTENSION SmartcardExtension)
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/*++
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CBCardPower:
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callback handler for SMCLIB RDF_CARD_POWER
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Arguments:
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SmartcardExtension context of call
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Return Value:
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STATUS_SUCCESS
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STATUS_NO_MEDIA
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STATUS_TIMEOUT
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STATUS_BUFFER_TOO_SMALL
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--*/
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{
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NTSTATUS NTStatus = STATUS_SUCCESS;
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UCHAR ATRBuffer[ ATR_SIZE ];
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ULONG Command,
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ATRLength;
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PREADER_EXTENSION ReaderExtension;
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KIRQL irql;
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SmartcardDebug( DEBUG_TRACE, ("%s!CBCardPower Enter\n",DRIVER_NAME ));
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ReaderExtension = SmartcardExtension->ReaderExtension;
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// discard old ATR
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SysFillMemory( SmartcardExtension->CardCapabilities.ATR.Buffer, 0x00, 0x40 );
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SmartcardExtension->CardCapabilities.ATR.Length = 0;
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SmartcardExtension->CardCapabilities.Protocol.Selected = SCARD_PROTOCOL_UNDEFINED;
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Command = SmartcardExtension->MinorIoControlCode;
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switch ( Command )
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{
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case SCARD_WARM_RESET:
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// if the card was not powerd, fall through to cold reset
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KeAcquireSpinLock(&SmartcardExtension->OsData->SpinLock,
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&irql);
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if( SmartcardExtension->ReaderCapabilities.CurrentState > SCARD_SWALLOWED )
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{
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KeReleaseSpinLock(&SmartcardExtension->OsData->SpinLock,
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irql);
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// reset the card
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ATRLength = ATR_SIZE;
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NTStatus = STCReset(
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ReaderExtension,
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0, // not used: ReaderExtension->Device,
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TRUE, // warm reset
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ATRBuffer,
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&ATRLength);
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break;
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} else {
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KeReleaseSpinLock(&SmartcardExtension->OsData->SpinLock,
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irql);
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}
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// warm reset not possible because card was not powerd
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case SCARD_COLD_RESET:
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// reset the card
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ATRLength = ATR_SIZE;
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NTStatus = STCReset(
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ReaderExtension,
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0, // not used: ReaderExtension->Device,
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FALSE, // cold reset
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ATRBuffer,
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&ATRLength);
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break;
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case SCARD_POWER_DOWN:
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// discard old card status
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ATRLength = 0;
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NTStatus = STCPowerOff( ReaderExtension );
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if(NTStatus == STATUS_SUCCESS)
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{
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KeAcquireSpinLock(&SmartcardExtension->OsData->SpinLock,
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&irql);
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SmartcardExtension->ReaderCapabilities.CurrentState = SCARD_PRESENT;
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KeReleaseSpinLock(&SmartcardExtension->OsData->SpinLock,
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irql);
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}
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break;
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}
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// finish the request
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if( NTStatus == STATUS_SUCCESS )
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{
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// update all neccessary data if an ATR was received
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if( ATRLength >= 2 )
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{
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// copy ATR to user buffer
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if( ATRLength <= SmartcardExtension->IoRequest.ReplyBufferLength )
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{
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SysCopyMemory(
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SmartcardExtension->IoRequest.ReplyBuffer,
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ATRBuffer,
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ATRLength);
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*SmartcardExtension->IoRequest.Information = ATRLength;
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}
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else
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{
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NTStatus = STATUS_BUFFER_TOO_SMALL;
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}
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// copy ATR to card capability buffer
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if( ATRLength <= MAXIMUM_ATR_LENGTH )
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{
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SysCopyMemory(
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SmartcardExtension->CardCapabilities.ATR.Buffer,
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ATRBuffer,
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ATRLength);
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SmartcardExtension->CardCapabilities.ATR.Length = ( UCHAR )ATRLength;
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// let the lib update the card capabilities
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NTStatus = SmartcardUpdateCardCapabilities( SmartcardExtension );
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}
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else
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{
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NTStatus = STATUS_BUFFER_TOO_SMALL;
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}
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if( NTStatus == STATUS_SUCCESS )
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{
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// set the stc registers
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CBSynchronizeSTC( SmartcardExtension );
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// set read timeout
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if( SmartcardExtension->CardCapabilities.Protocol.Selected == SCARD_PROTOCOL_T1 )
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{
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ReaderExtension->ReadTimeout =
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(ULONG) (SmartcardExtension->CardCapabilities.T1.BWT / 1000);
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}
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else
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{
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ReaderExtension->ReadTimeout =
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(ULONG) (SmartcardExtension->CardCapabilities.T0.WT / 1000);
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if(ReaderExtension->ReadTimeout < 50)
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{
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ReaderExtension->ReadTimeout = 50; // 50 ms minimum timeout
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}
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}
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}
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}
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}
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SmartcardDebug( DEBUG_TRACE,( "%s!CBCardPower Exit: %X\n", DRIVER_NAME,NTStatus ));
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return( NTStatus );
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}
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NTSTATUS
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CBSetProtocol(
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PSMARTCARD_EXTENSION SmartcardExtension
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)
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/*++
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CBSetProtocol:
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callback handler for SMCLIB RDF_SET_PROTOCOL
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Arguments:
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SmartcardExtension context of call
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Return Value:
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STATUS_SUCCESS
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STATUS_NO_MEDIA
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STATUS_TIMEOUT
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STATUS_BUFFER_TOO_SMALL
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STATUS_INVALID_DEVICE_STATE
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STATUS_INVALID_DEVICE_REQUEST
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--*/
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{
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NTSTATUS NTStatus = STATUS_PENDING;
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UCHAR PTSRequest[5],
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PTSReply[5];
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ULONG NewProtocol;
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PREADER_EXTENSION ReaderExtension;
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KIRQL irql;
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SmartcardDebug( DEBUG_TRACE, ("%s!CBSetProtocol Enter\n",DRIVER_NAME ));
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ReaderExtension = SmartcardExtension->ReaderExtension;
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NewProtocol = SmartcardExtension->MinorIoControlCode;
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// check if the card is already in specific state
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KeAcquireSpinLock(&SmartcardExtension->OsData->SpinLock,
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&irql);
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if( ( SmartcardExtension->ReaderCapabilities.CurrentState == SCARD_SPECIFIC ) &&
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( SmartcardExtension->CardCapabilities.Protocol.Selected & NewProtocol ))
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{
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NTStatus = STATUS_SUCCESS;
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}
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KeReleaseSpinLock(&SmartcardExtension->OsData->SpinLock,
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irql);
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// protocol supported?
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if( !( SmartcardExtension->CardCapabilities.Protocol.Supported & NewProtocol ) ||
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!( SmartcardExtension->ReaderCapabilities.SupportedProtocols & NewProtocol ))
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{
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NTStatus = STATUS_INVALID_DEVICE_REQUEST;
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}
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// send PTS
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while( NTStatus == STATUS_PENDING )
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{
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// set initial character of PTS
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PTSRequest[0] = 0xFF;
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// set the format character
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if(( NewProtocol & SCARD_PROTOCOL_T1 )&&
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(SmartcardExtension->CardCapabilities.Protocol.Supported & SCARD_PROTOCOL_T1 ))
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{
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PTSRequest[1] = 0x11;
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SmartcardExtension->CardCapabilities.Protocol.Selected = SCARD_PROTOCOL_T1;
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}
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else
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{
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PTSRequest[1] = 0x10;
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SmartcardExtension->CardCapabilities.Protocol.Selected = SCARD_PROTOCOL_T0;
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}
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// PTS1 codes Fl and Dl
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PTSRequest[2] =
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SmartcardExtension->CardCapabilities.PtsData.Fl << 4 |
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SmartcardExtension->CardCapabilities.PtsData.Dl;
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// check character
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PTSRequest[3] = PTSRequest[0] ^ PTSRequest[1] ^ PTSRequest[2];
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// write PTSRequest
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NTStatus = IFWriteSTCData( ReaderExtension, PTSRequest, 4 );
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// get response
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if( NTStatus == STATUS_SUCCESS )
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{
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NTStatus = IFReadSTCData( ReaderExtension, PTSReply, 4 );
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if(( NTStatus == STATUS_SUCCESS ) && !SysCompareMemory( PTSRequest, PTSReply, 4))
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{
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// set the stc registers
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SmartcardExtension->CardCapabilities.Dl =
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SmartcardExtension->CardCapabilities.PtsData.Dl;
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SmartcardExtension->CardCapabilities.Fl =
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SmartcardExtension->CardCapabilities.PtsData.Fl;
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CBSynchronizeSTC( SmartcardExtension );
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// the card replied correctly to the PTS-request
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break;
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}
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}
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//
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// The card did either NOT reply or it replied incorrectly
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// so try default values
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//
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if( SmartcardExtension->CardCapabilities.PtsData.Type != PTS_TYPE_DEFAULT )
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{
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SmartcardExtension->CardCapabilities.PtsData.Type = PTS_TYPE_DEFAULT;
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SmartcardExtension->MinorIoControlCode = SCARD_COLD_RESET;
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NTStatus = CBCardPower( SmartcardExtension );
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if( NTStatus == STATUS_SUCCESS )
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{
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NTStatus = STATUS_PENDING;
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}
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else
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{
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NTStatus = STATUS_DEVICE_PROTOCOL_ERROR;
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}
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}
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}
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if( NTStatus == STATUS_TIMEOUT )
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{
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NTStatus = STATUS_IO_TIMEOUT;
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}
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if( NTStatus == STATUS_SUCCESS )
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{
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// card replied correctly to the PTS request
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if( SmartcardExtension->CardCapabilities.Protocol.Selected & SCARD_PROTOCOL_T1 )
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{
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ReaderExtension->ReadTimeout = SmartcardExtension->CardCapabilities.T1.BWT / 1000;
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}
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else
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{
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ULONG ClockRateFactor =
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SmartcardExtension->CardCapabilities.ClockRateConversion[SmartcardExtension->CardCapabilities.PtsData.Fl].F;
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// check for RFU value, and replace by default value
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if( !ClockRateFactor )
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ClockRateFactor = 372;
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ReaderExtension->ReadTimeout = 960
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* SmartcardExtension->CardCapabilities.T0.WI
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* ClockRateFactor
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/ SmartcardExtension->CardCapabilities.PtsData.CLKFrequency;
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// We need to have a minimum timeout anyway
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if(ReaderExtension->ReadTimeout <50)
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{
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ReaderExtension->ReadTimeout =50; // 50 ms minimum timeout
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}
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}
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// indicate that the card is in specific mode
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KeAcquireSpinLock(&SmartcardExtension->OsData->SpinLock,
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&irql);
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SmartcardExtension->ReaderCapabilities.CurrentState = SCARD_SPECIFIC;
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KeReleaseSpinLock(&SmartcardExtension->OsData->SpinLock,
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irql);
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// return the selected protocol to the caller
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*(PULONG) SmartcardExtension->IoRequest.ReplyBuffer = SmartcardExtension->CardCapabilities.Protocol.Selected;
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*SmartcardExtension->IoRequest.Information = sizeof(SmartcardExtension->CardCapabilities.Protocol.Selected);
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}
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else
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{
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SmartcardExtension->CardCapabilities.Protocol.Selected = SCARD_PROTOCOL_UNDEFINED;
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*(PULONG) SmartcardExtension->IoRequest.ReplyBuffer = 0;
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*SmartcardExtension->IoRequest.Information = 0;
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}
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SmartcardDebug( DEBUG_TRACE, ("%d!CBSetProtocol: Exit %X\n",DRIVER_NAME, NTStatus ));
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return( NTStatus );
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}
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NTSTATUS
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CBGenericIOCTL(
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PSMARTCARD_EXTENSION SmartcardExtension)
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/*++
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Description:
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Performs generic callbacks to the reader
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Arguments:
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SmartcardExtension context of the call
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Return Value:
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STATUS_SUCCESS
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--*/
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{
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NTSTATUS NTStatus;
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SmartcardDebug(
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DEBUG_TRACE,
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( "%s!CBGenericIOCTL: Enter\n",
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DRIVER_NAME));
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//
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// get pointer to current IRP stack location
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//
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//
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// assume error
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//
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NTStatus = STATUS_INVALID_DEVICE_REQUEST;
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//
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// dispatch IOCTL
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//
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switch( SmartcardExtension->MajorIoControlCode )
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{
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case IOCTL_WRITE_STC_REGISTER:
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NTStatus = IFWriteSTCRegister(
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SmartcardExtension->ReaderExtension,
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*(SmartcardExtension->IoRequest.RequestBuffer), // Address
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(ULONG)(*(SmartcardExtension->IoRequest.RequestBuffer + 1)), // Size
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SmartcardExtension->IoRequest.RequestBuffer + 2); // Data
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*SmartcardExtension->IoRequest.Information = 1;
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if(NTStatus == STATUS_SUCCESS)
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{
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*(SmartcardExtension->IoRequest.ReplyBuffer) = 0;
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}
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else
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{
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*(SmartcardExtension->IoRequest.ReplyBuffer) = 1;
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}
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break;
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case IOCTL_READ_STC_REGISTER:
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NTStatus = IFReadSTCRegister(
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SmartcardExtension->ReaderExtension,
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*(SmartcardExtension->IoRequest.RequestBuffer), // Address
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(ULONG)(*(SmartcardExtension->IoRequest.RequestBuffer + 1)), // Size
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SmartcardExtension->IoRequest.ReplyBuffer); // Data
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if(NTStatus ==STATUS_SUCCESS)
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{
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*SmartcardExtension->IoRequest.Information =
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(ULONG)(*(SmartcardExtension->IoRequest.RequestBuffer + 1));
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}
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else
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{
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SmartcardExtension->IoRequest.Information = 0;
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}
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break;
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case IOCTL_WRITE_STC_DATA:
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NTStatus = IFWriteSTCData(
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SmartcardExtension->ReaderExtension,
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SmartcardExtension->IoRequest.RequestBuffer + 1, // Data
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(ULONG)(*(SmartcardExtension->IoRequest.RequestBuffer))); // Size
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*SmartcardExtension->IoRequest.Information = 1;
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if(NTStatus == STATUS_SUCCESS)
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{
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*(SmartcardExtension->IoRequest.ReplyBuffer) = 0;
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}
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else
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{
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*(SmartcardExtension->IoRequest.ReplyBuffer) = 1;
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}
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break;
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case IOCTL_READ_STC_DATA:
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NTStatus = IFReadSTCData(
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SmartcardExtension->ReaderExtension,
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SmartcardExtension->IoRequest.ReplyBuffer, // Data
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(ULONG)(*(SmartcardExtension->IoRequest.RequestBuffer))); // Size
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if(NTStatus ==STATUS_SUCCESS)
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{
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*SmartcardExtension->IoRequest.Information =
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(ULONG)(*(SmartcardExtension->IoRequest.RequestBuffer));
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}
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else
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{
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SmartcardExtension->IoRequest.Information = 0;
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}
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break;
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default:
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break;
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}
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SmartcardDebug(
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DEBUG_TRACE,
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( "%s!CBGenericIOCTL: Exit\n",
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DRIVER_NAME));
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return( NTStatus );
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}
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NTSTATUS
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CBTransmit(
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PSMARTCARD_EXTENSION SmartcardExtension
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)
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/*++
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CBTransmit:
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callback handler for SMCLIB RDF_TRANSMIT
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Arguments:
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SmartcardExtension context of call
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|
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Return Value:
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STATUS_SUCCESS
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STATUS_NO_MEDIA
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STATUS_TIMEOUT
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STATUS_INVALID_DEVICE_REQUEST
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|
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--*/
|
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{
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NTSTATUS NTStatus = STATUS_SUCCESS;
|
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|
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SmartcardDebug( DEBUG_TRACE, ("%s!CBTransmit Enter\n",DRIVER_NAME ));
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|
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// dispatch on the selected protocol
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switch( SmartcardExtension->CardCapabilities.Protocol.Selected )
|
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{
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case SCARD_PROTOCOL_T0:
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NTStatus = CBT0Transmit( SmartcardExtension );
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break;
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case SCARD_PROTOCOL_T1:
|
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NTStatus = CBT1Transmit( SmartcardExtension );
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break;
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case SCARD_PROTOCOL_RAW:
|
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NTStatus = CBRawTransmit( SmartcardExtension );
|
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break;
|
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default:
|
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NTStatus = STATUS_INVALID_DEVICE_REQUEST;
|
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break;
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}
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SmartcardDebug( DEBUG_TRACE, ("%s!CBTransmit Exit: %X\n",DRIVER_NAME, NTStatus ));
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return( NTStatus );
|
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}
|
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|
|
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|
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NTSTATUS
|
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T0_ExchangeData(
|
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PREADER_EXTENSION ReaderExtension,
|
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PUCHAR pRequest,
|
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ULONG RequestLen,
|
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PUCHAR pReply,
|
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PULONG pReplyLen)
|
|
/*++
|
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|
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Routine Description:
|
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T=0 management
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Arguments:
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ReaderExtension Context of the call
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pRequest Request buffer
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RequestLen Request buffer length
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pReply Reply buffer
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pReplyLen Reply buffer length
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Return Value:
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STATUS_SUCCESS
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Status returned by IFReadSTCData or IFWriteSTCData
|
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|
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--*/
|
|
{
|
|
NTSTATUS NTStatus = STATUS_SUCCESS;
|
|
BOOLEAN Direction;
|
|
UCHAR Ins,
|
|
Pcb = 0;
|
|
ULONG Len,
|
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DataIdx;
|
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KPRIORITY PreviousPriority;
|
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BOOLEAN PriorityBoost = FALSE;
|
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|
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if (ReaderExtension->Chosen_Priority > KeQueryPriorityThread(KeGetCurrentThread())) {
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|
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SmartcardDebug(
|
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DEBUG_TRACE,
|
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( "%s!T0_ExchangeData: Setting priority: 0x%x\n",
|
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DRIVER_NAME,
|
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ReaderExtension->Chosen_Priority));
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|
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PriorityBoost = TRUE;
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PreviousPriority = KeSetPriorityThread(KeGetCurrentThread(),
|
|
ReaderExtension->Chosen_Priority);
|
|
|
|
}
|
|
|
|
// get direction
|
|
Ins = pRequest[ INS_IDX ] & 0xFE;
|
|
Len = pRequest[ P3_IDX ];
|
|
|
|
if( RequestLen == 5 )
|
|
{
|
|
Direction = ISO_OUT;
|
|
DataIdx = 0;
|
|
// For an ISO OUT command Len=0 means that the host expect an
|
|
// 256 byte answer
|
|
if( !Len )
|
|
{
|
|
Len = 0x100;
|
|
}
|
|
// Add 2 for SW1 SW2
|
|
Len+=2;
|
|
}
|
|
else
|
|
{
|
|
Direction = ISO_IN;
|
|
DataIdx = 5;
|
|
}
|
|
|
|
// send header CLASS,INS,P1,P2,P3
|
|
NTStatus = IFWriteSTCData( ReaderExtension, pRequest, 5 );
|
|
|
|
if( NTStatus == STATUS_SUCCESS )
|
|
{
|
|
NTStatus = STATUS_MORE_PROCESSING_REQUIRED;
|
|
}
|
|
|
|
while( NTStatus == STATUS_MORE_PROCESSING_REQUIRED )
|
|
{
|
|
// PCB reading
|
|
NTStatus = IFReadSTCData( ReaderExtension, &Pcb, 1 );
|
|
|
|
if( NTStatus == STATUS_SUCCESS )
|
|
{
|
|
if( Pcb == 0x60 )
|
|
{
|
|
// null byte?
|
|
NTStatus = STATUS_MORE_PROCESSING_REQUIRED;
|
|
continue;
|
|
}
|
|
else if( ( Pcb & 0xFE ) == Ins )
|
|
{
|
|
// transfer all
|
|
if( Direction == ISO_IN )
|
|
{
|
|
// write remaining data
|
|
NTStatus = IFWriteSTCData( ReaderExtension, pRequest + DataIdx, Len );
|
|
if( NTStatus == STATUS_SUCCESS )
|
|
{
|
|
// if all data successful written the status word is expected
|
|
NTStatus = STATUS_MORE_PROCESSING_REQUIRED;
|
|
Direction = ISO_OUT;
|
|
DataIdx = 0;
|
|
Len = 2;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// read remaining data
|
|
NTStatus = IFReadSTCData( ReaderExtension, pReply + DataIdx, Len );
|
|
|
|
DataIdx += Len;
|
|
}
|
|
}
|
|
else if( (( Pcb & 0xFE ) ^ Ins ) == 0xFE )
|
|
{
|
|
// transfer next
|
|
if( Direction == ISO_IN )
|
|
{
|
|
// write next
|
|
|
|
NTStatus = IFWriteSTCData( ReaderExtension, pRequest + DataIdx, 1 );
|
|
|
|
if( NTStatus == STATUS_SUCCESS )
|
|
{
|
|
DataIdx++;
|
|
|
|
// if all data successful written the status word is expected
|
|
if( --Len == 0 )
|
|
{
|
|
Direction = ISO_OUT;
|
|
DataIdx = 0;
|
|
Len = 2;
|
|
}
|
|
NTStatus = STATUS_MORE_PROCESSING_REQUIRED;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// read next
|
|
NTStatus = IFReadSTCData( ReaderExtension, pReply + DataIdx, 1 );
|
|
|
|
|
|
if( NTStatus == STATUS_SUCCESS )
|
|
{
|
|
NTStatus = STATUS_MORE_PROCESSING_REQUIRED;
|
|
if (Len == 0) {
|
|
// we should have be done reading by now.
|
|
NTStatus = STATUS_DEVICE_PROTOCOL_ERROR;
|
|
break;
|
|
|
|
}
|
|
|
|
Len--;
|
|
DataIdx++;
|
|
}
|
|
}
|
|
}
|
|
else if( (( Pcb & 0x60 ) == 0x60 ) || (( Pcb & 0x90 ) == 0x90 ) )
|
|
{
|
|
if( Direction == ISO_IN )
|
|
{
|
|
Direction = ISO_OUT;
|
|
DataIdx = 0;
|
|
}
|
|
|
|
// SW1
|
|
*pReply = Pcb;
|
|
|
|
// read SW2 and leave
|
|
|
|
NTStatus = IFReadSTCData( ReaderExtension, &Pcb, 1 );
|
|
|
|
*(pReply + 1) = Pcb;
|
|
DataIdx += 2;
|
|
}
|
|
else
|
|
{
|
|
NTStatus = STATUS_UNSUCCESSFUL;
|
|
}
|
|
}
|
|
}
|
|
|
|
if(( NTStatus == STATUS_SUCCESS ) && ( pReplyLen != NULL ))
|
|
{
|
|
*pReplyLen = DataIdx;
|
|
}
|
|
|
|
if (PriorityBoost) {
|
|
|
|
|
|
SmartcardDebug(
|
|
DEBUG_TRACE,
|
|
( "%s!T0_ExchangeData: Setting priority: 0x%x\n",
|
|
DRIVER_NAME,
|
|
PreviousPriority));
|
|
|
|
PreviousPriority = KeSetPriorityThread(KeGetCurrentThread(),
|
|
PreviousPriority);
|
|
|
|
}
|
|
|
|
return( NTStatus );
|
|
}
|
|
|
|
|
|
NTSTATUS
|
|
CBT0Transmit(
|
|
PSMARTCARD_EXTENSION SmartcardExtension)
|
|
/*++
|
|
|
|
CBT0Transmit:
|
|
finishes the callback RDF_TRANSMIT for the T0 protocol
|
|
|
|
Arguments:
|
|
SmartcardExtension context of call
|
|
|
|
Return Value:
|
|
STATUS_SUCCESS
|
|
STATUS_NO_MEDIA
|
|
STATUS_TIMEOUT
|
|
STATUS_INVALID_DEVICE_REQUEST
|
|
|
|
--*/
|
|
{
|
|
NTSTATUS NTStatus = STATUS_SUCCESS;
|
|
|
|
SmartcardDebug( DEBUG_TRACE, ("%s!CBT0Transmit Enter\n",DRIVER_NAME ));
|
|
|
|
SmartcardExtension->SmartcardRequest.BufferLength = 0;
|
|
|
|
// let the lib setup the T=1 APDU & check for errors
|
|
NTStatus = SmartcardT0Request( SmartcardExtension );
|
|
|
|
if( NTStatus == STATUS_SUCCESS )
|
|
{
|
|
NTStatus = T0_ExchangeData(
|
|
SmartcardExtension->ReaderExtension,
|
|
SmartcardExtension->SmartcardRequest.Buffer,
|
|
SmartcardExtension->SmartcardRequest.BufferLength,
|
|
SmartcardExtension->SmartcardReply.Buffer,
|
|
&SmartcardExtension->SmartcardReply.BufferLength);
|
|
|
|
if( NTStatus == STATUS_SUCCESS )
|
|
{
|
|
// let the lib evaluate the result & tansfer the data
|
|
NTStatus = SmartcardT0Reply( SmartcardExtension );
|
|
}
|
|
}
|
|
|
|
SmartcardDebug( DEBUG_TRACE,("%s!CBT0Transmit Exit: %X\n",DRIVER_NAME, NTStatus ));
|
|
|
|
return( NTStatus );
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
NTSTATUS
|
|
CBT1Transmit(
|
|
PSMARTCARD_EXTENSION SmartcardExtension)
|
|
/*++
|
|
|
|
CBT1Transmit:
|
|
finishes the callback RDF_TRANSMIT for the T1 protocol
|
|
|
|
Arguments:
|
|
SmartcardExtension context of call
|
|
|
|
Return Value:
|
|
STATUS_SUCCESS
|
|
STATUS_NO_MEDIA
|
|
STATUS_TIMEOUT
|
|
STATUS_INVALID_DEVICE_REQUEST
|
|
|
|
--*/
|
|
{
|
|
NTSTATUS NTStatus = STATUS_SUCCESS;
|
|
KPRIORITY PreviousPriority;
|
|
BOOLEAN PriorityBoost = FALSE;
|
|
SmartcardDebug( DEBUG_TRACE, ("%s!CBT1Transmit Enter\n",DRIVER_NAME ));
|
|
|
|
// smclib workaround
|
|
*(PULONG)&SmartcardExtension->IoRequest.ReplyBuffer[0] = 0x02;
|
|
*(PULONG)&SmartcardExtension->IoRequest.ReplyBuffer[4] = sizeof( SCARD_IO_REQUEST );
|
|
|
|
// use the lib support to construct the T=1 packets
|
|
do {
|
|
// no header for the T=1 protocol
|
|
SmartcardExtension->SmartcardRequest.BufferLength = 0;
|
|
|
|
SmartcardExtension->T1.NAD = 0;
|
|
|
|
// let the lib setup the T=1 APDU & check for errors
|
|
NTStatus = SmartcardT1Request( SmartcardExtension );
|
|
if( NTStatus == STATUS_SUCCESS )
|
|
{
|
|
if (SmartcardExtension->ReaderExtension->Chosen_Priority > KeQueryPriorityThread(KeGetCurrentThread())) {
|
|
|
|
SmartcardDebug(
|
|
DEBUG_TRACE,
|
|
( "%s!CBT1Transmit: Setting priority: 0x%x\n",
|
|
DRIVER_NAME,
|
|
SmartcardExtension->ReaderExtension->Chosen_Priority));
|
|
|
|
PriorityBoost = TRUE;
|
|
PreviousPriority = KeSetPriorityThread(KeGetCurrentThread(),
|
|
SmartcardExtension->ReaderExtension->Chosen_Priority);
|
|
|
|
}
|
|
// send command (don't calculate LRC because CRC may be used!)
|
|
NTStatus = IFWriteSTCData(
|
|
SmartcardExtension->ReaderExtension,
|
|
SmartcardExtension->SmartcardRequest.Buffer,
|
|
SmartcardExtension->SmartcardRequest.BufferLength);
|
|
|
|
if (PriorityBoost) {
|
|
|
|
SmartcardDebug(
|
|
DEBUG_TRACE,
|
|
( "%s!CBT1Transmit: Setting priority: 0x%x\n",
|
|
DRIVER_NAME,
|
|
PreviousPriority));
|
|
PriorityBoost = FALSE;
|
|
|
|
PreviousPriority = KeSetPriorityThread(KeGetCurrentThread(),
|
|
PreviousPriority);
|
|
|
|
}
|
|
|
|
|
|
// extend read timeout if the card issued a WTX request
|
|
if (SmartcardExtension->T1.Wtx)
|
|
{
|
|
SmartcardExtension->ReaderExtension->ReadTimeout =
|
|
( SmartcardExtension->T1.Wtx *
|
|
SmartcardExtension->CardCapabilities.T1.BWT + 999L )/
|
|
1000L;
|
|
}
|
|
else
|
|
{
|
|
// restore timeout
|
|
SmartcardExtension->ReaderExtension->ReadTimeout =
|
|
(ULONG) (SmartcardExtension->CardCapabilities.T1.BWT / 1000);
|
|
}
|
|
|
|
// get response
|
|
SmartcardExtension->SmartcardReply.BufferLength = 0;
|
|
|
|
if( NTStatus == STATUS_SUCCESS )
|
|
{
|
|
|
|
if (SmartcardExtension->ReaderExtension->Chosen_Priority > KeQueryPriorityThread(KeGetCurrentThread())) {
|
|
|
|
SmartcardDebug(
|
|
DEBUG_TRACE,
|
|
( "%s!CBT1Transmit: Setting priority: 0x%x\n",
|
|
DRIVER_NAME,
|
|
SmartcardExtension->ReaderExtension->Chosen_Priority));
|
|
PriorityBoost = TRUE;
|
|
|
|
PreviousPriority = KeSetPriorityThread(KeGetCurrentThread(),
|
|
SmartcardExtension->ReaderExtension->Chosen_Priority);
|
|
|
|
}
|
|
|
|
NTStatus = IFReadSTCData(
|
|
SmartcardExtension->ReaderExtension,
|
|
SmartcardExtension->SmartcardReply.Buffer,
|
|
3);
|
|
|
|
if( NTStatus == STATUS_SUCCESS )
|
|
{
|
|
ULONG Length;
|
|
|
|
Length = (ULONG)SmartcardExtension->SmartcardReply.Buffer[ LEN_IDX ] + 1;
|
|
|
|
if( Length + 3 < MIN_BUFFER_SIZE )
|
|
{
|
|
NTStatus = IFReadSTCData(
|
|
SmartcardExtension->ReaderExtension,
|
|
&SmartcardExtension->SmartcardReply.Buffer[ DATA_IDX ],
|
|
Length);
|
|
|
|
SmartcardExtension->SmartcardReply.BufferLength = Length + 3;
|
|
}
|
|
else
|
|
{
|
|
NTStatus = STATUS_BUFFER_TOO_SMALL;
|
|
}
|
|
}
|
|
|
|
if (PriorityBoost) {
|
|
|
|
SmartcardDebug(
|
|
DEBUG_TRACE,
|
|
( "%s!CBT1Transmit: Setting priority: 0x%x\n",
|
|
DRIVER_NAME,
|
|
PreviousPriority));
|
|
|
|
PriorityBoost = FALSE;
|
|
|
|
PreviousPriority = KeSetPriorityThread(KeGetCurrentThread(),
|
|
PreviousPriority);
|
|
|
|
}
|
|
|
|
//
|
|
// if STCRead detects an LRC error, ignore it (maybe CRC used). Timeouts will
|
|
// be detected by the lib if len=0
|
|
//
|
|
if(( NTStatus == STATUS_CRC_ERROR ) || ( NTStatus == STATUS_IO_TIMEOUT ))
|
|
{
|
|
NTStatus = STATUS_SUCCESS;
|
|
}
|
|
|
|
if( NTStatus == STATUS_SUCCESS )
|
|
{
|
|
// let the lib evaluate the result & setup the next APDU
|
|
NTStatus = SmartcardT1Reply( SmartcardExtension );
|
|
}
|
|
}
|
|
}
|
|
|
|
// continue if the lib wants to send the next packet
|
|
} while( NTStatus == STATUS_MORE_PROCESSING_REQUIRED );
|
|
|
|
if( NTStatus == STATUS_IO_TIMEOUT )
|
|
{
|
|
NTStatus = STATUS_DEVICE_PROTOCOL_ERROR;
|
|
}
|
|
|
|
SmartcardDebug( DEBUG_TRACE,( "%s!CBT1Transmit Exit: %X\n",DRIVER_NAME, NTStatus ));
|
|
|
|
return ( NTStatus );
|
|
}
|
|
|
|
NTSTATUS
|
|
CBRawTransmit(
|
|
PSMARTCARD_EXTENSION SmartcardExtension)
|
|
/*++
|
|
|
|
CBRawTransmit:
|
|
finishes the callback RDF_TRANSMIT for the RAW protocol
|
|
|
|
Arguments:
|
|
SmartcardExtension context of call
|
|
|
|
Return Value:
|
|
STATUS_UNSUCCESSFUL
|
|
|
|
--*/
|
|
{
|
|
NTSTATUS NTStatus = STATUS_UNSUCCESSFUL;
|
|
|
|
SmartcardDebug( DEBUG_TRACE, ("%s!CBRawTransmit Exit: %X\n",DRIVER_NAME, NTStatus ));
|
|
return ( NTStatus );
|
|
}
|
|
|
|
|
|
NTSTATUS
|
|
CBCardTracking(
|
|
PSMARTCARD_EXTENSION SmartcardExtension)
|
|
/*++
|
|
|
|
CBCardTracking:
|
|
callback handler for SMCLIB RDF_CARD_TRACKING. the requested event was
|
|
validated by the smclib (i.e. a card removal request will only be passed
|
|
if a card is present).
|
|
for a win95 build STATUS_PENDING will be returned without any other action.
|
|
for NT the cancel routine for the irp will be set to the drivers cancel
|
|
routine.
|
|
|
|
Arguments:
|
|
SmartcardExtension context of call
|
|
|
|
Return Value:
|
|
STATUS_PENDING
|
|
|
|
--*/
|
|
{
|
|
KIRQL CurrentIrql;
|
|
|
|
SmartcardDebug(
|
|
DEBUG_TRACE,
|
|
("%s!CBCardTracking Enter\n",
|
|
DRIVER_NAME));
|
|
|
|
// set cancel routine
|
|
IoAcquireCancelSpinLock( &CurrentIrql );
|
|
|
|
IoSetCancelRoutine(
|
|
SmartcardExtension->OsData->NotificationIrp,
|
|
StcUsbCancel);
|
|
|
|
IoReleaseCancelSpinLock( CurrentIrql );
|
|
|
|
SmartcardDebug(
|
|
DEBUG_TRACE,
|
|
("%s!CBCardTracking Exit\n",
|
|
DRIVER_NAME));
|
|
|
|
return( STATUS_PENDING );
|
|
|
|
}
|
|
|
|
|
|
NTSTATUS
|
|
CBUpdateCardState(
|
|
PSMARTCARD_EXTENSION SmartcardExtension
|
|
)
|
|
/*++
|
|
|
|
CBUpdateCardState:
|
|
updates the variable CurrentState in SmartcardExtension
|
|
|
|
Arguments:
|
|
SmartcardExtension context of call
|
|
|
|
Return Value:
|
|
STATUS_SUCCESS
|
|
|
|
--*/
|
|
{
|
|
NTSTATUS status = STATUS_SUCCESS;
|
|
UCHAR cardStatus = 0;
|
|
KIRQL irql;
|
|
BOOLEAN stateChanged = FALSE;
|
|
ULONG oldState;
|
|
|
|
// read card state
|
|
status = IFReadSTCRegister(
|
|
SmartcardExtension->ReaderExtension,
|
|
ADR_IO_CONFIG,
|
|
1,
|
|
&cardStatus
|
|
);
|
|
|
|
KeAcquireSpinLock(&SmartcardExtension->OsData->SpinLock,
|
|
&irql);
|
|
oldState = SmartcardExtension->ReaderCapabilities.CurrentState;
|
|
|
|
switch(status)
|
|
{
|
|
case STATUS_NO_MEDIA:
|
|
SmartcardExtension->ReaderExtension->ErrorCounter = 0;
|
|
SmartcardExtension->ReaderCapabilities.CurrentState =
|
|
SCARD_ABSENT;
|
|
break;
|
|
|
|
case STATUS_MEDIA_CHANGED:
|
|
SmartcardExtension->ReaderExtension->ErrorCounter = 0;
|
|
SmartcardExtension->ReaderCapabilities.CurrentState =
|
|
SCARD_PRESENT;
|
|
break;
|
|
|
|
case STATUS_SUCCESS:
|
|
SmartcardExtension->ReaderExtension->ErrorCounter = 0;
|
|
cardStatus &= M_SD;
|
|
if( cardStatus == 0 )
|
|
{
|
|
SmartcardExtension->ReaderCapabilities.CurrentState =
|
|
SCARD_ABSENT;
|
|
}
|
|
else if( SmartcardExtension->ReaderCapabilities.CurrentState <=
|
|
SCARD_ABSENT )
|
|
{
|
|
SmartcardExtension->ReaderCapabilities.CurrentState =
|
|
SCARD_PRESENT;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
if( ++SmartcardExtension->ReaderExtension->ErrorCounter < ERROR_COUNTER_TRESHOLD )
|
|
{
|
|
// a unknown status was reported from the reader, so use the previous state
|
|
SmartcardExtension->ReaderCapabilities.CurrentState = oldState;
|
|
}
|
|
else
|
|
{
|
|
SmartcardLogError(
|
|
SmartcardExtension->OsData->DeviceObject,
|
|
STCUSB_TOO_MANY_ERRORS,
|
|
NULL,
|
|
0);
|
|
|
|
// a report of SCARD_UNKNOWN will force the resource manager to
|
|
// disconnect the reader
|
|
SmartcardExtension->ReaderCapabilities.CurrentState = SCARD_UNKNOWN;
|
|
}
|
|
break;
|
|
}
|
|
//
|
|
// we need to update the card state if there was a card before hibernate
|
|
// stand / by or when the current state has changed.
|
|
//
|
|
if (SmartcardExtension->ReaderExtension->CardPresent ||
|
|
oldState <= SCARD_ABSENT &&
|
|
SmartcardExtension->ReaderCapabilities.CurrentState > SCARD_ABSENT ||
|
|
oldState > SCARD_ABSENT &&
|
|
SmartcardExtension->ReaderCapabilities.CurrentState <= SCARD_ABSENT) {
|
|
|
|
stateChanged = TRUE;
|
|
SmartcardExtension->ReaderExtension->CardPresent = FALSE;
|
|
}
|
|
|
|
if (stateChanged && SmartcardExtension->ReaderCapabilities.CurrentState > SCARD_ABSENT) {
|
|
|
|
PoSetSystemState (ES_USER_PRESENT);
|
|
|
|
}
|
|
|
|
if(stateChanged && SmartcardExtension->OsData->NotificationIrp != NULL)
|
|
{
|
|
KIRQL CurrentIrql;
|
|
PIRP pIrp;
|
|
|
|
IoAcquireCancelSpinLock( &CurrentIrql );
|
|
IoSetCancelRoutine( SmartcardExtension->OsData->NotificationIrp, NULL );
|
|
IoReleaseCancelSpinLock( CurrentIrql );
|
|
|
|
SmartcardExtension->OsData->NotificationIrp->IoStatus.Status =
|
|
STATUS_SUCCESS;
|
|
SmartcardExtension->OsData->NotificationIrp->IoStatus.Information = 0;
|
|
|
|
SmartcardDebug(
|
|
DEBUG_DRIVER,
|
|
("%s!CBUpdateCardState: Completing notification irp %lx\n",
|
|
DRIVER_NAME,
|
|
SmartcardExtension->OsData->NotificationIrp));
|
|
|
|
pIrp = SmartcardExtension->OsData->NotificationIrp;
|
|
SmartcardExtension->OsData->NotificationIrp = NULL;
|
|
|
|
KeReleaseSpinLock(&SmartcardExtension->OsData->SpinLock, irql);
|
|
|
|
IoCompleteRequest(pIrp, IO_NO_INCREMENT);
|
|
|
|
} else {
|
|
KeReleaseSpinLock(&SmartcardExtension->OsData->SpinLock, irql);
|
|
}
|
|
|
|
return status;
|
|
}
|
|
|
|
NTSTATUS
|
|
CBSynchronizeSTC(
|
|
PSMARTCARD_EXTENSION SmartcardExtension )
|
|
/*++
|
|
|
|
CBSynchronizeSTC:
|
|
updates the card dependend data of the stc (wait times, ETU...)
|
|
|
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Arguments:
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SmartcardExtension context of call
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|
|
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Return Value:
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STATUS_SUCCESS
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|
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--*/
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|
|
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{
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|
NTSTATUS NTStatus = STATUS_SUCCESS;
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PREADER_EXTENSION ReaderExtension;
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|
ULONG CWT,
|
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BWT,
|
|
CGT,
|
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ETU;
|
|
UCHAR Dl,
|
|
Fl,
|
|
N;
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|
|
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PCLOCK_RATE_CONVERSION ClockRateConversion;
|
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PBIT_RATE_ADJUSTMENT BitRateAdjustment;
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|
|
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ReaderExtension = SmartcardExtension->ReaderExtension;
|
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ClockRateConversion = SmartcardExtension->CardCapabilities.ClockRateConversion;
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BitRateAdjustment = SmartcardExtension->CardCapabilities.BitRateAdjustment;
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|
|
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// cycle length
|
|
Dl = SmartcardExtension->CardCapabilities.Dl;
|
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Fl = SmartcardExtension->CardCapabilities.Fl;
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|
|
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ETU = ClockRateConversion[Fl & 0x0F].F;
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|
|
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ETU /= BitRateAdjustment[ Dl & 0x0F ].DNumerator;
|
|
ETU *= BitRateAdjustment[ Dl & 0x0F ].DDivisor;
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|
|
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// ETU += (ETU % 2 == 0) ? 0 : 1;
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|
|
|
// a extra guard time of 0xFF means minimum delay in both directions
|
|
N = SmartcardExtension->CardCapabilities.N;
|
|
if( N == 0xFF )
|
|
{
|
|
N = 0;
|
|
}
|
|
|
|
// set character waiting & guard time
|
|
switch ( SmartcardExtension->CardCapabilities.Protocol.Selected )
|
|
{
|
|
case SCARD_PROTOCOL_T0:
|
|
CWT = 960 * SmartcardExtension->CardCapabilities.T0.WI;
|
|
CGT = 14 + N; // 13 + N; cryptoflex error
|
|
break;
|
|
|
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case SCARD_PROTOCOL_T1:
|
|
CWT = 11 + ( 0x01 << SmartcardExtension->CardCapabilities.T1.CWI );
|
|
BWT = 11 + ( 0x01 << SmartcardExtension->CardCapabilities.T1.BWI ) * 960;
|
|
CGT = 15 + N ;//13 + N; // 12 + N; sicrypt error
|
|
|
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NTStatus = STCSetBWT( ReaderExtension, BWT * ETU );
|
|
|
|
break;
|
|
|
|
default:
|
|
// restore default CGT
|
|
CGT=13;
|
|
STCSetCGT( ReaderExtension, CGT);
|
|
NTStatus = STATUS_UNSUCCESSFUL;
|
|
break;
|
|
}
|
|
|
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if(( NTStatus == STATUS_SUCCESS ) && ETU )
|
|
{
|
|
NTStatus = STCSetETU( ReaderExtension, ETU );
|
|
|
|
if( NTStatus == STATUS_SUCCESS )
|
|
{
|
|
NTStatus = STCSetCGT( ReaderExtension, CGT );
|
|
|
|
if( NTStatus == STATUS_SUCCESS )
|
|
{
|
|
NTStatus = STCSetCWT( ReaderExtension, CWT * ETU );
|
|
}
|
|
}
|
|
}
|
|
return( NTStatus );
|
|
}
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