234 lines
11 KiB
C
234 lines
11 KiB
C
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/*
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LUFA Library
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Copyright (C) Dean Camera, 2019.
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dean [at] fourwalledcubicle [dot] com
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www.lufa-lib.org
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*/
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/*
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Copyright 2019 Dean Camera (dean [at] fourwalledcubicle [dot] com)
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Copyright 2019 Filipe Rodrigues (filipepazrodrigues [at] gmail [dot] com)
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Permission to use, copy, modify, distribute, and sell this
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software and its documentation for any purpose is hereby granted
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without fee, provided that the above copyright notice appear in
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all copies and that both that the copyright notice and this
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permission notice and warranty disclaimer appear in supporting
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documentation, and that the name of the author not be used in
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advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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The author disclaims all warranties with regard to this
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software, including all implied warranties of merchantability
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and fitness. In no event shall the author be liable for any
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special, indirect or consequential damages or any damages
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whatsoever resulting from loss of use, data or profits, whether
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in an action of contract, negligence or other tortious action,
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arising out of or in connection with the use or performance of
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this software.
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*/
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/** \file
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* \brief Device mode driver for the library USB CCID Class driver.
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*
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* Device mode driver for the library USB CCID Class driver.
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*
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* \note This file should not be included directly. It is automatically included as needed by the USB module driver
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* dispatch header located in LUFA/Drivers/USB.h.
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*/
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/** \ingroup Group_USBClassCCID
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* \defgroup Group_USBClassCCIDDevice CCID Class Device Mode Driver
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*
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* \section Sec_USBClassCCIDDevice_Dependencies Module Source Dependencies
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* The following files must be built with any user project that uses this module:
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* - LUFA/Drivers/USB/Class/Device/CCIDClassDevice.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
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*
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* \section Sec_USBClassCCIDDevice_ModDescription Module Description
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* Device Mode USB Class driver framework interface, for the CCID USB Class driver.
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*
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* @{
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*/
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#ifndef _CCID_CLASS_DEVICE_H_
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#define _CCID_CLASS_DEVICE_H_
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/* Includes: */
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#include "../../USB.h"
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#include "../Common/CCIDClassCommon.h"
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/* Public Interface - May be used in end-application: */
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/* Type Defines: */
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/** \brief CCID Class Device Mode Configuration and State Structure.
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*
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* Class state structure. An instance of this structure should be made for each CCID interface
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* within the user application, and passed to each of the CCID class driver functions as the
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* CCIDInterfaceInfo parameter. This stores each CCID interface's configuration and state information.
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*/
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typedef struct
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{
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struct
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{
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uint8_t InterfaceNumber; /**< Interface number of the CCID interface within the device. */
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uint8_t TotalSlots; /**< Total of slots no this device. */
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USB_Endpoint_Table_t DataINEndpoint; /**< Data IN endpoint configuration table. */
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USB_Endpoint_Table_t DataOUTEndpoint; /**< Data OUT endpoint configuration table. */
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} Config; /**< Config data for the USB class interface within the device. All elements in this section
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* <b>must</b> be set or the interface will fail to enumerate and operate correctly.
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*/
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struct
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{
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bool Aborted; //< Set if host has started an abort process
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uint8_t AbortedSeq; //< Sequence number for the current abort process
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} State; /**< State data for the USB class interface within the device. All elements in this section
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* are reset to their defaults when the interface is enumerated.
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*/
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USB_CCID_ProtocolData_T0_t ProtocolData;
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} USB_ClassInfo_CCID_Device_t;
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/* Function Prototypes: */
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/** Configures the endpoints of a given CCID interface, ready for use. This should be linked to the library
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* \ref EVENT_USB_Device_ConfigurationChanged() event so that the endpoints are configured when the configuration containing
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* the given CCID interface is selected.
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*
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* \param[in,out] CCIDInterfaceInfo Pointer to a structure containing a CCID Class configuration.
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*
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* \return Boolean \c true if the endpoints were successfully configured, \c false otherwise.
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*/
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bool CCID_Device_ConfigureEndpoints(USB_ClassInfo_CCID_Device_t* const CCIDInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
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/** Processes incoming control requests from the host, that are directed to the given CCID class interface. This should be
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* linked to the library \ref EVENT_USB_Device_ControlRequest() event.
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*
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* \param[in,out] CCIDInterfaceInfo Pointer to a structure containing a CCID Class configuration and state.
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*/
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void CCID_Device_ProcessControlRequest(USB_ClassInfo_CCID_Device_t* const CCIDInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
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/** General management task for a given CCID class interface, required for the correct operation of the interface. This should
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* be called frequently in the main program loop, before the master USB management task \ref USB_USBTask().
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*
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* \param[in,out] CCIDInterfaceInfo Pointer to a structure containing a CCID Class configuration and state.
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*/
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void CCID_Device_USBTask(USB_ClassInfo_CCID_Device_t* const CCIDInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
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/** CCID class driver callback for PC_TO_RDR_IccPowerOn CCID message
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* When the ICC is inserted into a slot of a CCID, the CCID can activate the ICC, and the ICC will respond with an ATR
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* (answer to reset)
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*
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* \param[in,out] CCIDInterfaceInfo Pointer to a structure containing a CCID Class configuration and state.
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* \param[in] Slot The slot ID currently being powered on.
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* \param[in,out] Atr Pointer to an array containing the Power On ATR being sent to the device.
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* \param[out] AtrSize The size of the ATR being sent (up to 15 bytes maximum).
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* \param[out] Error The result of the operation, or error.
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*
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* \return The command result code.
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*/
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uint8_t CALLBACK_CCID_IccPowerOn(USB_ClassInfo_CCID_Device_t* const CCIDInterfaceInfo,
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const uint8_t Slot,
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uint8_t* const Atr,
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uint8_t* const AtrSize,
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uint8_t* const Error) ATTR_NON_NULL_PTR_ARG(1);
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/** CCID class driver callback for PC_TO_RDR_IccPowerOff CCID message
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* Turns off the ICC
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*
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* \param[in,out] CCIDInterfaceInfo Pointer to a structure containing a CCID Class configuration and state.
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* \param[in] Slot The slot ID currently being powered off.
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* \param[out] Error The result of the operation, or error.
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*
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* \return The command result code.
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*/
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uint8_t CALLBACK_CCID_IccPowerOff(USB_ClassInfo_CCID_Device_t* const CCIDInterfaceInfo,
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const uint8_t Slot,
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uint8_t* const Error) ATTR_NON_NULL_PTR_ARG(1);
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/** CCID class driver callback for PC_TO_RDR_GetSlotStatus CCID message
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* Retrieves the current status of a given slot
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*
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* \param[in,out] CCIDInterfaceInfo Pointer to a structure containing a CCID Class configuration and state.
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* \param[in] Slot The slot ID from which we want to retrieve the status.
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* \param[out] Error The result of the operation, or error.
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*
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* \return The command result code.
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*/
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uint8_t CALLBACK_CCID_GetSlotStatus(USB_ClassInfo_CCID_Device_t* const CCIDInterfaceInfo,
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const uint8_t Slot,
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uint8_t* const Error) ATTR_NON_NULL_PTR_ARG(1);
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/** CCID class driver callback for PC_TO_RDR_SetParameters CCID message for T=0
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* Sets the current parameters of a given slot
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*
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* \param[in,out] CCIDInterfaceInfo Pointer to a structure containing a CCID Class configuration, state and protocol data.
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* \param[in] Slot The slot ID from which we want to retrieve the status.
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* \param[out] Error The result of the operation, or error.
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* \param[out] T0 Pointer to a buffer containing the new parameters
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*
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* \return The command result code.
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*/
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uint8_t CALLBACK_CCID_SetParameters_T0(USB_ClassInfo_CCID_Device_t* const CCIDInterfaceInfo,
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const uint8_t Slot,
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uint8_t* const Error,
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USB_CCID_ProtocolData_T0_t* const T0) ATTR_NON_NULL_PTR_ARG(1);
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/** CCID class driver callback for PC_TO_RDR_SetParameters CCID message for T=0
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* Retrieves the current parameters of a given slot
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*
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* \param[in,out] CCIDInterfaceInfo Pointer to a structure containing a CCID Class configuration, state and protocol data.
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* \param[in] Slot The slot ID from which we want to retrieve the status.
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* \param[out] Error The result of the operation, or error.
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* \param[out] ProtocolNum The CCID protocol ID of the parameter being retrieved.
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* \param[out] T0 Pointer to a buffer where the parameters will be returned
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*
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* \return The command result code.
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*/
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uint8_t CALLBACK_CCID_GetParameters_T0(USB_ClassInfo_CCID_Device_t* const CCIDInterfaceInfo,
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const uint8_t Slot,
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uint8_t* const Error,
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uint8_t* const ProtocolNum,
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USB_CCID_ProtocolData_T0_t* const T0) ATTR_NON_NULL_PTR_ARG(1);
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/** CCID class driver callback for PC_TO_RDR_XfrBlock CCID message
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* Send a block of bytes from the host to a slot in the device
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* and also received a block of bytes as a response
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*
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* \param[in,out] CCIDInterfaceInfo Pointer to a structure containing a CCID Class configuration and state.
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* \param[in] Slot The slot ID from which we want to retrieve the status.
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* \param[in] ReceivedBuffer Pointer to an array holding the received block of bytes
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* \param[in] ReceivedBufferSize The size of the received block of bytes
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* \param[out] SendBuffer Pointer to a buffer which will hold the bytes being sent back to the host
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* \param[out] SentBufferSize The size of the block of bytes being sent back to the host
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* \param[out] Error The result of the operation, or error.
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*
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* \return The command result code.
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*/
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uint8_t CALLBACK_CCID_XfrBlock(USB_ClassInfo_CCID_Device_t* const CCIDInterfaceInfo,
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const uint8_t Slot,
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const uint8_t* ReceivedBuffer,
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const uint8_t ReceivedBufferSize,
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uint8_t* const SendBuffer,
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uint8_t* const SentBufferSize,
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uint8_t* const Error) ATTR_NON_NULL_PTR_ARG(1);
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/** CCID class driver callback for CCID_PC_to_RDR_Abort CCID message
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* Aborts a BULK out message previously sent to a slot
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*
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* \param[in,out] CCIDInterfaceInfo Pointer to a structure containing a CCID Class configuration and state.
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* \param[in] Slot The slot ID to where the message being aborted was sent to.
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* \param[in] Seq The current sequence number for this message. Must be checked against
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* the current abort message being sent at the control pipe.
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* \param[out] Error The result of the operation, or error.
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*
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* \return The command result code.
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*/
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uint8_t CALLBACK_CCID_Abort(USB_ClassInfo_CCID_Device_t* const CCIDInterfaceInfo,
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const uint8_t Slot,
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const uint8_t Seq,
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uint8_t* const Error) ATTR_NON_NULL_PTR_ARG(1);
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#endif
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/** @} */
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