87 lines
3.2 KiB
C
87 lines
3.2 KiB
C
/*
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* MUSCLE SmartCard Development ( https://pcsclite.apdu.fr/ )
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*
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* Copyright (C) 1999-2002
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* David Corcoran <corcoran@musclecard.com>
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* Copyright (C) 2002-2010
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* Ludovic Rousseau <ludovic.rousseau@free.fr>
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*
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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3. The name of the author may not be used to endorse or promote products
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derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/**
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* @file
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* @brief This handles card insertion/removal events, updates ATR,
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* protocol, and status information.
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*/
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#ifndef __eventhandler_h__
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#define __eventhandler_h__
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#include <stdint.h>
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#include "pcsclite.h"
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#include "readerfactory.h"
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#include "wintypes.h"
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/**
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* Define an exported public reader state structure so each
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* application gets instant notification of changes in state.
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*/
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typedef struct pubReaderStatesList
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{
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char readerName[MAX_READERNAME]; /**< reader name */
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uint32_t eventCounter; /**< number of card events */
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uint32_t readerState; /**< SCARD_* bit field */
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int32_t readerSharing; /**< PCSCLITE_SHARING_* sharing status */
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UCHAR cardAtr[MAX_ATR_SIZE]; /**< ATR */
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uint32_t cardAtrLength; /**< ATR length */
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uint32_t cardProtocol; /**< SCARD_PROTOCOL_* value */
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}
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READER_STATE;
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LONG EHTryToUnregisterClientForEvent(int32_t filedes);
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LONG EHRegisterClientForEvent(int32_t filedes);
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LONG EHUnregisterClientForEvent(int32_t filedes);
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void EHSignalEventToClients(void);
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LONG EHInitializeEventStructures(void);
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LONG EHDeinitializeEventStructures(void);
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LONG EHSpawnEventHandler(READER_CONTEXT *);
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void EHDestroyEventHandler(READER_CONTEXT *);
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/** One application is using the reader */
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#define PCSCLITE_SHARING_LAST_CONTEXT 1
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/** No application is using the reader */
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#define PCSCLITE_SHARING_NO_CONTEXT 0
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/** Reader used in exclusive mode */
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#define PCSCLITE_SHARING_EXCLUSIVE_CONTEXT -1
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/** Special value to indicate that power up has not yet happen
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* This is used to auto start mode to wait until the reader is
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* ready and the (possible) card has been powered up */
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#define READER_NOT_INITIALIZED (MAX_ATR_SIZE+1)
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#endif /* __eventhandler_h__ */
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