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readerfactory.h

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/*
 * MUSCLE SmartCard Development ( http://www.linuxnet.com )
 *
 * Copyright (C) 1999
 *  David Corcoran <corcoran@linuxnet.com>
 * Copyright (C) 2002-2010
 *  Ludovic Rousseau <ludovic.rousseau@free.fr>
 *
 * $Id: readerfactory.h 5058 2010-07-02 14:39:55Z rousseau $
 */

/**
 * @file
 * @brief This keeps track of a list of currently available reader structures.
 */

#ifndef __readerfactory_h__
#define __readerfactory_h__

#include <inttypes.h>
#include <pthread.h>

#include "ifdhandler.h"
#include "pcscd.h"
#include "simclist.h"

#ifdef __cplusplus
extern "C"
{
#endif

      typedef struct
      {
            char *pcFriendlyname;   /**< FRIENDLYNAME */
            char *pcDevicename;           /**< DEVICENAME */
            char *pcLibpath;        /**< LIBPATH */
            int channelId;          /**< CHANNELID */
      } SerialReader;

      struct FctMap_V1
      {
            RESPONSECODE (*pvfCreateChannel)(DWORD);
            RESPONSECODE (*pvfCloseChannel)(void);
            RESPONSECODE (*pvfGetCapabilities)(DWORD, PUCHAR);
            RESPONSECODE (*pvfSetCapabilities)(DWORD, PUCHAR);
            RESPONSECODE (*pvfSetProtocolParameters)(DWORD, UCHAR, UCHAR, UCHAR,
                  UCHAR);
            RESPONSECODE (*pvfPowerICC)(DWORD);
            RESPONSECODE (*pvfTransmitToICC)(SCARD_IO_HEADER, PUCHAR, DWORD,
                  PUCHAR, PDWORD, PSCARD_IO_HEADER);
            RESPONSECODE (*pvfICCPresence)(void);
      };

      typedef struct FctMap_V1 FCT_MAP_V1;

      struct FctMap_V2
      {
            /* shared with API 3.0 */
            RESPONSECODE (*pvfCreateChannel)(DWORD, DWORD);
            RESPONSECODE (*pvfCloseChannel)(DWORD);
            RESPONSECODE (*pvfGetCapabilities)(DWORD, DWORD, PDWORD, PUCHAR);
            RESPONSECODE (*pvfSetCapabilities)(DWORD, DWORD, DWORD, PUCHAR);
            RESPONSECODE (*pvfSetProtocolParameters)(DWORD, DWORD, UCHAR, UCHAR,
                  UCHAR, UCHAR);
            RESPONSECODE (*pvfPowerICC)(DWORD, DWORD, PUCHAR, PDWORD);
            RESPONSECODE (*pvfTransmitToICC)(DWORD, SCARD_IO_HEADER, PUCHAR,
                  DWORD, PUCHAR, PDWORD, PSCARD_IO_HEADER);
            RESPONSECODE (*pvfICCPresence)(DWORD);

            /* API v2.0 only */
            RESPONSECODE (*pvfControl)(DWORD, PUCHAR, DWORD, PUCHAR, PDWORD);
      };

      typedef struct FctMap_V2 FCT_MAP_V2;

      struct FctMap_V3
      {
            /* the common fields SHALL be in the same order as in FctMap_V2 */
            RESPONSECODE (*pvfCreateChannel)(DWORD, DWORD);
            RESPONSECODE (*pvfCloseChannel)(DWORD);
            RESPONSECODE (*pvfGetCapabilities)(DWORD, DWORD, PDWORD, PUCHAR);
            RESPONSECODE (*pvfSetCapabilities)(DWORD, DWORD, DWORD, PUCHAR);
            RESPONSECODE (*pvfSetProtocolParameters)(DWORD, DWORD, UCHAR, UCHAR,
                        UCHAR, UCHAR);
            RESPONSECODE (*pvfPowerICC)(DWORD, DWORD, PUCHAR, PDWORD);
            RESPONSECODE (*pvfTransmitToICC)(DWORD, SCARD_IO_HEADER, PUCHAR,
                  DWORD, PUCHAR, PDWORD, PSCARD_IO_HEADER);
            RESPONSECODE (*pvfICCPresence)(DWORD);

            /* API V3.0 only */
            RESPONSECODE (*pvfControl)(DWORD, DWORD, LPCVOID, DWORD, LPVOID,
                  DWORD, LPDWORD);
            RESPONSECODE (*pvfCreateChannelByName)(DWORD, LPSTR);
      };

      typedef struct FctMap_V3 FCT_MAP_V3;

      struct RdrCliHandles
      {
            SCARDHANDLE hCard;            /**< hCard for this connection */
            DWORD dwEventStatus;    /**< Recent event that must be sent */
      };

      typedef struct RdrCliHandles RDR_CLIHANDLES;

      struct ReaderContext
      {
            char lpcReader[MAX_READERNAME];     /**< Reader Name */
            char *lpcLibrary; /**< Library Path */
            char *lpcDevice;  /**< Device Name */
            pthread_t pthThread;    /**< Event polling thread */
            RESPONSECODE (*pthCardEvent)(DWORD);      /**< Card Event sync */
            pthread_mutex_t *mMutex;      /**< Mutex for this connection */
            list_t handlesList;
            pthread_mutex_t handlesList_lock;   /**< lock for the above list */
                                         /**< Structure of connected handles */
            union
            {
                  FCT_MAP_V1 psFunctions_v1;    /**< API V1.0 */
                  FCT_MAP_V2 psFunctions_v2;    /**< API V2.0 */
                  FCT_MAP_V3 psFunctions_v3;    /**< API V3.0 */
            } psFunctions;    /**< driver functions */

            LPVOID vHandle;               /**< Dlopen handle */
            int version;                  /**< IFD Handler version number */
            int port;                     /**< Port ID */
            int slot;                     /**< Current Reader Slot */
            SCARDHANDLE hLockId;    /**< Lock Id */
            DWORD dwIdentity;       /**< Shared ID High Nibble */
            int LockCount;                /**< number of recursive locks */
            int32_t contexts;       /**< Number of open contexts */
            int * pFeeds;                 /**< Number of shared client to lib */
            int * pMutex;                 /**< Number of client to mutex */

            struct pubReaderStatesList *readerState; /**< link to the reader state */
            /* we can't use READER_CONTEXT * here since eventhandler.h can't be
             * included because of circular dependencies */
      };

      typedef struct ReaderContext READER_CONTEXT;

      LONG RFAllocateReaderSpace(unsigned int);
      LONG RFAddReader(LPSTR, int, LPSTR, LPSTR);
      LONG RFRemoveReader(LPSTR, int);
      LONG RFSetReaderName(READER_CONTEXT *, LPSTR, LPSTR, int, DWORD);
      LONG RFReaderInfo(LPSTR, /*@out@*/ struct ReaderContext **);
      LONG RFReaderInfoNamePort(int, LPSTR, /*@out@*/ struct ReaderContext **);
      LONG RFReaderInfoById(DWORD, /*@out@*/ struct ReaderContext **);
      LONG RFCheckSharing(SCARDHANDLE, READER_CONTEXT *);
      LONG RFLockSharing(SCARDHANDLE, READER_CONTEXT *);
      LONG RFUnlockSharing(SCARDHANDLE, READER_CONTEXT *);
      LONG RFUnlockAllSharing(SCARDHANDLE, READER_CONTEXT *);
      LONG RFLoadReader(READER_CONTEXT *);
      LONG RFBindFunctions(READER_CONTEXT *);
      LONG RFUnBindFunctions(READER_CONTEXT *);
      LONG RFUnloadReader(READER_CONTEXT *);
      LONG RFInitializeReader(READER_CONTEXT *);
      LONG RFUnInitializeReader(READER_CONTEXT *);
      SCARDHANDLE RFCreateReaderHandle(READER_CONTEXT *);
      LONG RFDestroyReaderHandle(SCARDHANDLE hCard);
      LONG RFAddReaderHandle(READER_CONTEXT *, SCARDHANDLE);
      LONG RFFindReaderHandle(SCARDHANDLE);
      LONG RFRemoveReaderHandle(READER_CONTEXT *, SCARDHANDLE);
      LONG RFSetReaderEventState(READER_CONTEXT *, DWORD);
      LONG RFCheckReaderEventState(READER_CONTEXT *, SCARDHANDLE);
      LONG RFClearReaderEventState(READER_CONTEXT *, SCARDHANDLE);
      LONG RFCheckReaderStatus(READER_CONTEXT *);
      void RFCleanupReaders(void);
      int RFStartSerialReaders(const char *readerconf);
      void RFReCheckReaderConf(void);
      void RFSuspendAllReaders(void);
      void RFAwakeAllReaders(void);

#ifdef __cplusplus
}
#endif

#endif

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