You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
688 lines
36 KiB
688 lines
36 KiB
/*
|
|
LUFA Library
|
|
Copyright (C) Dean Camera, 2011.
|
|
|
|
dean [at] fourwalledcubicle [dot] com
|
|
www.lufa-lib.org
|
|
*/
|
|
|
|
/*
|
|
Copyright 2011 Dean Camera (dean [at] fourwalledcubicle [dot] com)
|
|
|
|
Permission to use, copy, modify, distribute, and sell this
|
|
software and its documentation for any purpose is hereby granted
|
|
without fee, provided that the above copyright notice appear in
|
|
all copies and that both that the copyright notice and this
|
|
permission notice and warranty disclaimer appear in supporting
|
|
documentation, and that the name of the author not be used in
|
|
advertising or publicity pertaining to distribution of the
|
|
software without specific, written prior permission.
|
|
|
|
The author disclaim all warranties with regard to this
|
|
software, including all implied warranties of merchantability
|
|
and fitness. In no event shall the author be liable for any
|
|
special, indirect or consequential damages or any damages
|
|
whatsoever resulting from loss of use, data or profits, whether
|
|
in an action of contract, negligence or other tortious action,
|
|
arising out of or in connection with the use or performance of
|
|
this software.
|
|
*/
|
|
|
|
/** \file
|
|
* \brief USB device endpoint stream function definitions.
|
|
*
|
|
* This file contains structures, function prototypes and macros related to the sending and receiving of
|
|
* arbitrary data streams through the device's data endpoints when the library is initialized in USB device mode.
|
|
*
|
|
* \note This file should not be included directly. It is automatically included as needed by the USB driver
|
|
* dispatch header located in LUFA/Drivers/USB/USB.h.
|
|
*/
|
|
|
|
/** \ingroup Group_EndpointRW
|
|
* @defgroup Group_EndpointStreamRW Read/Write of Multi-Byte Streams
|
|
*
|
|
* Functions, macros, variables, enums and types related to data reading and writing of data streams from
|
|
* and to endpoints.
|
|
*
|
|
* @{
|
|
*/
|
|
|
|
#ifndef __ENDPOINT_STREAM_H__
|
|
#define __ENDPOINT_STREAM_H__
|
|
|
|
/* Includes: */
|
|
#include <avr/pgmspace.h>
|
|
#include <avr/eeprom.h>
|
|
#include <stdbool.h>
|
|
|
|
#include "../../../Common/Common.h"
|
|
#include "USBTask.h"
|
|
|
|
/* Enable C linkage for C++ Compilers: */
|
|
#if defined(__cplusplus)
|
|
extern "C" {
|
|
#endif
|
|
|
|
/* Preprocessor Checks: */
|
|
#if !defined(__INCLUDE_FROM_USB_DRIVER)
|
|
#error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
|
|
#endif
|
|
|
|
/* Public Interface - May be used in end-application: */
|
|
/* Enums: */
|
|
/** Enum for the possible error return codes of the \c Endpoint_*_Stream_* functions. */
|
|
enum Endpoint_Stream_RW_ErrorCodes_t
|
|
{
|
|
ENDPOINT_RWSTREAM_NoError = 0, /**< Command completed successfully, no error. */
|
|
ENDPOINT_RWSTREAM_EndpointStalled = 1, /**< The endpoint was stalled during the stream
|
|
* transfer by the host or device.
|
|
*/
|
|
ENDPOINT_RWSTREAM_DeviceDisconnected = 2, /**< Device was disconnected from the host during
|
|
* the transfer.
|
|
*/
|
|
ENDPOINT_RWSTREAM_BusSuspended = 3, /**< The USB bus has been suspended by the host and
|
|
* no USB endpoint traffic can occur until the bus
|
|
* has resumed.
|
|
*/
|
|
ENDPOINT_RWSTREAM_Timeout = 4, /**< The host failed to accept or send the next packet
|
|
* within the software timeout period set by the
|
|
* \ref USB_STREAM_TIMEOUT_MS macro.
|
|
*/
|
|
ENDPOINT_RWSTREAM_IncompleteTransfer = 5, /**< Indicates that the endpoint bank became full or empty before
|
|
* the complete contents of the current stream could be
|
|
* transferred. The endpoint stream function should be called
|
|
* again to process the next chunk of data in the transfer.
|
|
*/
|
|
};
|
|
|
|
/** Enum for the possible error return codes of the \c Endpoint_*_Control_Stream_* functions. */
|
|
enum Endpoint_ControlStream_RW_ErrorCodes_t
|
|
{
|
|
ENDPOINT_RWCSTREAM_NoError = 0, /**< Command completed successfully, no error. */
|
|
ENDPOINT_RWCSTREAM_HostAborted = 1, /**< The aborted the transfer prematurely. */
|
|
ENDPOINT_RWCSTREAM_DeviceDisconnected = 2, /**< Device was disconnected from the host during
|
|
* the transfer.
|
|
*/
|
|
ENDPOINT_RWCSTREAM_BusSuspended = 3, /**< The USB bus has been suspended by the host and
|
|
* no USB endpoint traffic can occur until the bus
|
|
* has resumed.
|
|
*/
|
|
};
|
|
|
|
/* Function Prototypes: */
|
|
|
|
/** \name Stream functions for null data */
|
|
//@{
|
|
|
|
/** Reads and discards the given number of bytes from the currently selected endpoint's bank,
|
|
* discarding fully read packets from the host as needed. The last packet is not automatically
|
|
* discarded once the remaining bytes has been read; the user is responsible for manually
|
|
* discarding the last packet from the host via the \ref Endpoint_ClearOUT() macro.
|
|
*
|
|
* If the BytesProcessed parameter is \c NULL, the entire stream transfer is attempted at once,
|
|
* failing or succeeding as a single unit. If the BytesProcessed parameter points to a valid
|
|
* storage location, the transfer will instead be performed as a series of chunks. Each time
|
|
* the endpoint bank becomes empty while there is still data to process (and after the current
|
|
* packet has been acknowledged) the BytesProcessed location will be updated with the total number
|
|
* of bytes processed in the stream, and the function will exit with an error code of
|
|
* \ref ENDPOINT_RWSTREAM_IncompleteTransfer. This allows for any abort checking to be performed
|
|
* in the user code - to continue the transfer, call the function again with identical parameters
|
|
* and it will resume until the BytesProcessed value reaches the total transfer length.
|
|
*
|
|
* <b>Single Stream Transfer Example:</b>
|
|
* \code
|
|
* uint8_t ErrorCode;
|
|
*
|
|
* if ((ErrorCode = Endpoint_Discard_Stream(512, NULL)) != ENDPOINT_RWSTREAM_NoError)
|
|
* {
|
|
* // Stream failed to complete - check ErrorCode here
|
|
* }
|
|
* \endcode
|
|
*
|
|
* <b>Partial Stream Transfers Example:</b>
|
|
* \code
|
|
* uint8_t ErrorCode;
|
|
* uint16_t BytesProcessed;
|
|
*
|
|
* BytesProcessed = 0;
|
|
* while ((ErrorCode = Endpoint_Discard_Stream(512, &BytesProcessed)) == ENDPOINT_RWSTREAM_IncompleteTransfer)
|
|
* {
|
|
* // Stream not yet complete - do other actions here, abort if required
|
|
* }
|
|
*
|
|
* if (ErrorCode != ENDPOINT_RWSTREAM_NoError)
|
|
* {
|
|
* // Stream failed to complete - check ErrorCode here
|
|
* }
|
|
* \endcode
|
|
*
|
|
* \note This routine should not be used on CONTROL type endpoints.
|
|
*
|
|
* \param[in] Length Number of bytes to discard via the currently selected endpoint.
|
|
* \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
|
|
* transaction should be updated, \c NULL if the entire stream should be read at once.
|
|
*
|
|
* \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
|
|
*/
|
|
uint8_t Endpoint_Discard_Stream(uint16_t Length,
|
|
uint16_t* const BytesProcessed);
|
|
|
|
/** Writes a given number of zeroed bytes to the currently selected endpoint's bank, sending
|
|
* full packets to the host as needed. The last packet is not automatically sent once the
|
|
* remaining bytes have been written; the user is responsible for manually sending the last
|
|
* packet to the host via the \ref Endpoint_ClearIN() macro.
|
|
*
|
|
* If the BytesProcessed parameter is \c NULL, the entire stream transfer is attempted at once,
|
|
* failing or succeeding as a single unit. If the BytesProcessed parameter points to a valid
|
|
* storage location, the transfer will instead be performed as a series of chunks. Each time
|
|
* the endpoint bank becomes full while there is still data to process (and after the current
|
|
* packet transmission has been initiated) the BytesProcessed location will be updated with the
|
|
* total number of bytes processed in the stream, and the function will exit with an error code of
|
|
* \ref ENDPOINT_RWSTREAM_IncompleteTransfer. This allows for any abort checking to be performed
|
|
* in the user code - to continue the transfer, call the function again with identical parameters
|
|
* and it will resume until the BytesProcessed value reaches the total transfer length.
|
|
*
|
|
* <b>Single Stream Transfer Example:</b>
|
|
* \code
|
|
* uint8_t ErrorCode;
|
|
*
|
|
* if ((ErrorCode = Endpoint_Null_Stream(512, NULL)) != ENDPOINT_RWSTREAM_NoError)
|
|
* {
|
|
* // Stream failed to complete - check ErrorCode here
|
|
* }
|
|
* \endcode
|
|
*
|
|
* <b>Partial Stream Transfers Example:</b>
|
|
* \code
|
|
* uint8_t ErrorCode;
|
|
* uint16_t BytesProcessed;
|
|
*
|
|
* BytesProcessed = 0;
|
|
* while ((ErrorCode = Endpoint_Null_Stream(512, &BytesProcessed)) == ENDPOINT_RWSTREAM_IncompleteTransfer)
|
|
* {
|
|
* // Stream not yet complete - do other actions here, abort if required
|
|
* }
|
|
*
|
|
* if (ErrorCode != ENDPOINT_RWSTREAM_NoError)
|
|
* {
|
|
* // Stream failed to complete - check ErrorCode here
|
|
* }
|
|
* \endcode
|
|
*
|
|
* \note This routine should not be used on CONTROL type endpoints.
|
|
*
|
|
* \param[in] Length Number of zero bytes to send via the currently selected endpoint.
|
|
* \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
|
|
* transaction should be updated, \c NULL if the entire stream should be read at once.
|
|
*
|
|
* \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
|
|
*/
|
|
uint8_t Endpoint_Null_Stream(uint16_t Length,
|
|
uint16_t* const BytesProcessed);
|
|
|
|
//@}
|
|
|
|
/** \name Stream functions for RAM source/destination data */
|
|
//@{
|
|
|
|
/** Writes the given number of bytes to the endpoint from the given buffer in little endian,
|
|
* sending full packets to the host as needed. The last packet filled is not automatically sent;
|
|
* the user is responsible for manually sending the last written packet to the host via the
|
|
* \ref Endpoint_ClearIN() macro.
|
|
*
|
|
* If the BytesProcessed parameter is \c NULL, the entire stream transfer is attempted at once,
|
|
* failing or succeeding as a single unit. If the BytesProcessed parameter points to a valid
|
|
* storage location, the transfer will instead be performed as a series of chunks. Each time
|
|
* the endpoint bank becomes full while there is still data to process (and after the current
|
|
* packet transmission has been initiated) the BytesProcessed location will be updated with the
|
|
* total number of bytes processed in the stream, and the function will exit with an error code of
|
|
* \ref ENDPOINT_RWSTREAM_IncompleteTransfer. This allows for any abort checking to be performed
|
|
* in the user code - to continue the transfer, call the function again with identical parameters
|
|
* and it will resume until the BytesProcessed value reaches the total transfer length.
|
|
*
|
|
* <b>Single Stream Transfer Example:</b>
|
|
* \code
|
|
* uint8_t DataStream[512];
|
|
* uint8_t ErrorCode;
|
|
*
|
|
* if ((ErrorCode = Endpoint_Write_Stream_LE(DataStream, sizeof(DataStream),
|
|
* NULL)) != ENDPOINT_RWSTREAM_NoError)
|
|
* {
|
|
* // Stream failed to complete - check ErrorCode here
|
|
* }
|
|
* \endcode
|
|
*
|
|
* <b>Partial Stream Transfers Example:</b>
|
|
* \code
|
|
* uint8_t DataStream[512];
|
|
* uint8_t ErrorCode;
|
|
* uint16_t BytesProcessed;
|
|
*
|
|
* BytesProcessed = 0;
|
|
* while ((ErrorCode = Endpoint_Write_Stream_LE(DataStream, sizeof(DataStream),
|
|
* &BytesProcessed)) == ENDPOINT_RWSTREAM_IncompleteTransfer)
|
|
* {
|
|
* // Stream not yet complete - do other actions here, abort if required
|
|
* }
|
|
*
|
|
* if (ErrorCode != ENDPOINT_RWSTREAM_NoError)
|
|
* {
|
|
* // Stream failed to complete - check ErrorCode here
|
|
* }
|
|
* \endcode
|
|
*
|
|
* \note This routine should not be used on CONTROL type endpoints.
|
|
*
|
|
* \param[in] Buffer Pointer to the source data buffer to read from.
|
|
* \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
|
|
* \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
|
|
* transaction should be updated, \c NULL if the entire stream should be written at once.
|
|
*
|
|
* \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
|
|
*/
|
|
uint8_t Endpoint_Write_Stream_LE(const void* Buffer,
|
|
uint16_t Length,
|
|
uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
|
|
|
|
/** Writes the given number of bytes to the endpoint from the given buffer in big endian,
|
|
* sending full packets to the host as needed. The last packet filled is not automatically sent;
|
|
* the user is responsible for manually sending the last written packet to the host via the
|
|
* \ref Endpoint_ClearIN() macro.
|
|
*
|
|
* \note This routine should not be used on CONTROL type endpoints.
|
|
*
|
|
* \param[in] Buffer Pointer to the source data buffer to read from.
|
|
* \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
|
|
* \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
|
|
* transaction should be updated, \c NULL if the entire stream should be written at once.
|
|
*
|
|
* \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
|
|
*/
|
|
uint8_t Endpoint_Write_Stream_BE(const void* Buffer,
|
|
uint16_t Length,
|
|
uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
|
|
|
|
/** Reads the given number of bytes from the endpoint from the given buffer in little endian,
|
|
* discarding fully read packets from the host as needed. The last packet is not automatically
|
|
* discarded once the remaining bytes has been read; the user is responsible for manually
|
|
* discarding the last packet from the host via the \ref Endpoint_ClearOUT() macro.
|
|
*
|
|
* If the BytesProcessed parameter is \c NULL, the entire stream transfer is attempted at once,
|
|
* failing or succeeding as a single unit. If the BytesProcessed parameter points to a valid
|
|
* storage location, the transfer will instead be performed as a series of chunks. Each time
|
|
* the endpoint bank becomes empty while there is still data to process (and after the current
|
|
* packet has been acknowledged) the BytesProcessed location will be updated with the total number
|
|
* of bytes processed in the stream, and the function will exit with an error code of
|
|
* \ref ENDPOINT_RWSTREAM_IncompleteTransfer. This allows for any abort checking to be performed
|
|
* in the user code - to continue the transfer, call the function again with identical parameters
|
|
* and it will resume until the BytesProcessed value reaches the total transfer length.
|
|
*
|
|
* <b>Single Stream Transfer Example:</b>
|
|
* \code
|
|
* uint8_t DataStream[512];
|
|
* uint8_t ErrorCode;
|
|
*
|
|
* if ((ErrorCode = Endpoint_Read_Stream_LE(DataStream, sizeof(DataStream),
|
|
* NULL)) != ENDPOINT_RWSTREAM_NoError)
|
|
* {
|
|
* // Stream failed to complete - check ErrorCode here
|
|
* }
|
|
* \endcode
|
|
*
|
|
* <b>Partial Stream Transfers Example:</b>
|
|
* \code
|
|
* uint8_t DataStream[512];
|
|
* uint8_t ErrorCode;
|
|
* uint16_t BytesProcessed;
|
|
*
|
|
* BytesProcessed = 0;
|
|
* while ((ErrorCode = Endpoint_Read_Stream_LE(DataStream, sizeof(DataStream),
|
|
* &BytesProcessed)) == ENDPOINT_RWSTREAM_IncompleteTransfer)
|
|
* {
|
|
* // Stream not yet complete - do other actions here, abort if required
|
|
* }
|
|
*
|
|
* if (ErrorCode != ENDPOINT_RWSTREAM_NoError)
|
|
* {
|
|
* // Stream failed to complete - check ErrorCode here
|
|
* }
|
|
* \endcode
|
|
*
|
|
* \note This routine should not be used on CONTROL type endpoints.
|
|
*
|
|
* \param[out] Buffer Pointer to the destination data buffer to write to.
|
|
* \param[in] Length Number of bytes to send via the currently selected endpoint.
|
|
* \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
|
|
* transaction should be updated, \c NULL if the entire stream should be read at once.
|
|
*
|
|
* \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
|
|
*/
|
|
uint8_t Endpoint_Read_Stream_LE(void* Buffer,
|
|
uint16_t Length,
|
|
uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
|
|
|
|
/** Reads the given number of bytes from the endpoint from the given buffer in big endian,
|
|
* discarding fully read packets from the host as needed. The last packet is not automatically
|
|
* discarded once the remaining bytes has been read; the user is responsible for manually
|
|
* discarding the last packet from the host via the \ref Endpoint_ClearOUT() macro.
|
|
*
|
|
* \note This routine should not be used on CONTROL type endpoints.
|
|
*
|
|
* \param[out] Buffer Pointer to the destination data buffer to write to.
|
|
* \param[in] Length Number of bytes to send via the currently selected endpoint.
|
|
* \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
|
|
* transaction should be updated, \c NULL if the entire stream should be read at once.
|
|
*
|
|
* \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
|
|
*/
|
|
uint8_t Endpoint_Read_Stream_BE(void* Buffer,
|
|
uint16_t Length,
|
|
uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
|
|
|
|
/** Writes the given number of bytes to the CONTROL type endpoint from the given buffer in little endian,
|
|
* sending full packets to the host as needed. The host OUT acknowledgement is not automatically cleared
|
|
* in both failure and success states; the user is responsible for manually clearing the setup OUT to
|
|
* finalize the transfer via the \ref Endpoint_ClearOUT() macro.
|
|
*
|
|
* \note This function automatically clears the control transfer's status stage. Do not manually attempt
|
|
* to clear the status stage when using this routine in a control transaction.
|
|
* \n\n
|
|
*
|
|
* \note This routine should only be used on CONTROL type endpoints.
|
|
*
|
|
* \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
|
|
* together; i.e. the entire stream data must be read or written at the one time.
|
|
*
|
|
* \param[in] Buffer Pointer to the source data buffer to read from.
|
|
* \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
|
|
*
|
|
* \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
|
|
*/
|
|
uint8_t Endpoint_Write_Control_Stream_LE(const void* Buffer,
|
|
uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
|
|
|
|
/** Writes the given number of bytes to the CONTROL type endpoint from the given buffer in big endian,
|
|
* sending full packets to the host as needed. The host OUT acknowledgement is not automatically cleared
|
|
* in both failure and success states; the user is responsible for manually clearing the setup OUT to
|
|
* finalize the transfer via the \ref Endpoint_ClearOUT() macro.
|
|
*
|
|
* \note This function automatically clears the control transfer's status stage. Do not manually attempt
|
|
* to clear the status stage when using this routine in a control transaction.
|
|
* \n\n
|
|
*
|
|
* \note This routine should only be used on CONTROL type endpoints.
|
|
*
|
|
* \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
|
|
* together; i.e. the entire stream data must be read or written at the one time.
|
|
*
|
|
* \param[in] Buffer Pointer to the source data buffer to read from.
|
|
* \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
|
|
*
|
|
* \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
|
|
*/
|
|
uint8_t Endpoint_Write_Control_Stream_BE(const void* Buffer,
|
|
uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
|
|
|
|
/** Reads the given number of bytes from the CONTROL endpoint from the given buffer in little endian,
|
|
* discarding fully read packets from the host as needed. The device IN acknowledgement is not
|
|
* automatically sent after success or failure states; the user is responsible for manually sending the
|
|
* setup IN to finalize the transfer via the \ref Endpoint_ClearIN() macro.
|
|
*
|
|
* \note This function automatically clears the control transfer's status stage. Do not manually attempt
|
|
* to clear the status stage when using this routine in a control transaction.
|
|
* \n\n
|
|
*
|
|
* \note This routine should only be used on CONTROL type endpoints.
|
|
*
|
|
* \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
|
|
* together; i.e. the entire stream data must be read or written at the one time.
|
|
*
|
|
* \param[out] Buffer Pointer to the destination data buffer to write to.
|
|
* \param[in] Length Number of bytes to send via the currently selected endpoint.
|
|
*
|
|
* \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
|
|
*/
|
|
uint8_t Endpoint_Read_Control_Stream_LE(void* Buffer,
|
|
uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
|
|
|
|
/** Reads the given number of bytes from the CONTROL endpoint from the given buffer in big endian,
|
|
* discarding fully read packets from the host as needed. The device IN acknowledgement is not
|
|
* automatically sent after success or failure states; the user is responsible for manually sending the
|
|
* setup IN to finalize the transfer via the \ref Endpoint_ClearIN() macro.
|
|
*
|
|
* \note This function automatically clears the control transfer's status stage. Do not manually attempt
|
|
* to clear the status stage when using this routine in a control transaction.
|
|
* \n\n
|
|
*
|
|
* \note This routine should only be used on CONTROL type endpoints.
|
|
*
|
|
* \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
|
|
* together; i.e. the entire stream data must be read or written at the one time.
|
|
*
|
|
* \param[out] Buffer Pointer to the destination data buffer to write to.
|
|
* \param[in] Length Number of bytes to send via the currently selected endpoint.
|
|
*
|
|
* \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
|
|
*/
|
|
uint8_t Endpoint_Read_Control_Stream_BE(void* Buffer,
|
|
uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
|
|
//@}
|
|
|
|
/** \name Stream functions for EEPROM source/destination data */
|
|
//@{
|
|
|
|
/** EEPROM buffer source version of \ref Endpoint_Write_Stream_LE().
|
|
*
|
|
* \param[in] Buffer Pointer to the source data buffer to read from.
|
|
* \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
|
|
* \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
|
|
* transaction should be updated, \c NULL if the entire stream should be written at once.
|
|
*
|
|
* \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
|
|
*/
|
|
uint8_t Endpoint_Write_EStream_LE(const void* Buffer,
|
|
uint16_t Length,
|
|
uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
|
|
|
|
/** EEPROM buffer source version of \ref Endpoint_Write_Stream_BE().
|
|
*
|
|
* \param[in] Buffer Pointer to the source data buffer to read from.
|
|
* \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
|
|
* \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
|
|
* transaction should be updated, \c NULL if the entire stream should be written at once.
|
|
*
|
|
* \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
|
|
*/
|
|
uint8_t Endpoint_Write_EStream_BE(const void* Buffer,
|
|
uint16_t Length,
|
|
uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
|
|
|
|
/** EEPROM buffer source version of \ref Endpoint_Read_Stream_LE().
|
|
*
|
|
* \param[out] Buffer Pointer to the destination data buffer to write to, located in EEPROM memory space.
|
|
* \param[in] Length Number of bytes to send via the currently selected endpoint.
|
|
* \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
|
|
* transaction should be updated, \c NULL if the entire stream should be read at once.
|
|
*
|
|
* \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
|
|
*/
|
|
uint8_t Endpoint_Read_EStream_LE(void* Buffer,
|
|
uint16_t Length,
|
|
uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
|
|
|
|
/** EEPROM buffer source version of \ref Endpoint_Read_Stream_BE().
|
|
*
|
|
* \param[out] Buffer Pointer to the destination data buffer to write to, located in EEPROM memory space.
|
|
* \param[in] Length Number of bytes to send via the currently selected endpoint.
|
|
* \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
|
|
* transaction should be updated, \c NULL if the entire stream should be read at once.
|
|
*
|
|
* \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
|
|
*/
|
|
uint8_t Endpoint_Read_EStream_BE(void* Buffer,
|
|
uint16_t Length,
|
|
uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
|
|
|
|
/** EEPROM buffer source version of Endpoint_Write_Control_Stream_LE.
|
|
*
|
|
* \note This function automatically clears the control transfer's status stage. Do not manually attempt
|
|
* to clear the status stage when using this routine in a control transaction.
|
|
* \n\n
|
|
*
|
|
* \note This routine should only be used on CONTROL type endpoints.
|
|
*
|
|
* \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
|
|
* together; i.e. the entire stream data must be read or written at the one time.
|
|
*
|
|
* \param[in] Buffer Pointer to the source data buffer to read from.
|
|
* \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
|
|
*
|
|
* \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
|
|
*/
|
|
uint8_t Endpoint_Write_Control_EStream_LE(const void* Buffer,
|
|
uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
|
|
|
|
/** EEPROM buffer source version of \ref Endpoint_Write_Control_Stream_BE().
|
|
*
|
|
* \note This function automatically clears the control transfer's status stage. Do not manually attempt
|
|
* to clear the status stage when using this routine in a control transaction.
|
|
* \n\n
|
|
*
|
|
* \note This routine should only be used on CONTROL type endpoints.
|
|
*
|
|
* \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
|
|
* together; i.e. the entire stream data must be read or written at the one time.
|
|
*
|
|
* \param[in] Buffer Pointer to the source data buffer to read from.
|
|
* \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
|
|
*
|
|
* \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
|
|
*/
|
|
uint8_t Endpoint_Write_Control_EStream_BE(const void* Buffer,
|
|
uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
|
|
|
|
/** EEPROM buffer source version of \ref Endpoint_Read_Control_Stream_LE().
|
|
*
|
|
* \note This function automatically clears the control transfer's status stage. Do not manually attempt
|
|
* to clear the status stage when using this routine in a control transaction.
|
|
* \n\n
|
|
*
|
|
* \note This routine should only be used on CONTROL type endpoints.
|
|
*
|
|
* \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
|
|
* together; i.e. the entire stream data must be read or written at the one time.
|
|
*
|
|
* \param[out] Buffer Pointer to the destination data buffer to write to.
|
|
* \param[in] Length Number of bytes to send via the currently selected endpoint.
|
|
*
|
|
* \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
|
|
*/
|
|
uint8_t Endpoint_Read_Control_EStream_LE(void* Buffer,
|
|
uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
|
|
|
|
/** EEPROM buffer source version of \ref Endpoint_Read_Control_Stream_BE().
|
|
*
|
|
* \note This function automatically clears the control transfer's status stage. Do not manually attempt
|
|
* to clear the status stage when using this routine in a control transaction.
|
|
* \n\n
|
|
*
|
|
* \note This routine should only be used on CONTROL type endpoints.
|
|
*
|
|
* \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
|
|
* together; i.e. the entire stream data must be read or written at the one time.
|
|
*
|
|
* \param[out] Buffer Pointer to the destination data buffer to write to.
|
|
* \param[in] Length Number of bytes to send via the currently selected endpoint.
|
|
*
|
|
* \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
|
|
*/
|
|
uint8_t Endpoint_Read_Control_EStream_BE(void* Buffer,
|
|
uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
|
|
//@}
|
|
|
|
/** \name Stream functions for PROGMEM source/destination data */
|
|
//@{
|
|
|
|
/** FLASH buffer source version of \ref Endpoint_Write_Stream_LE().
|
|
*
|
|
* \pre The FLASH data must be located in the first 64KB of FLASH for this function to work correctly.
|
|
*
|
|
* \param[in] Buffer Pointer to the source data buffer to read from.
|
|
* \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
|
|
* \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
|
|
* transaction should be updated, \c NULL if the entire stream should be written at once.
|
|
*
|
|
* \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
|
|
*/
|
|
uint8_t Endpoint_Write_PStream_LE(const void* Buffer,
|
|
uint16_t Length,
|
|
uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
|
|
|
|
/** FLASH buffer source version of \ref Endpoint_Write_Stream_BE().
|
|
*
|
|
* \pre The FLASH data must be located in the first 64KB of FLASH for this function to work correctly.
|
|
*
|
|
* \param[in] Buffer Pointer to the source data buffer to read from.
|
|
* \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
|
|
* \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
|
|
* transaction should be updated, \c NULL if the entire stream should be written at once.
|
|
*
|
|
* \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
|
|
*/
|
|
uint8_t Endpoint_Write_PStream_BE(const void* Buffer,
|
|
uint16_t Length,
|
|
uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
|
|
|
|
/** FLASH buffer source version of \ref Endpoint_Write_Control_Stream_LE().
|
|
*
|
|
* \pre The FLASH data must be located in the first 64KB of FLASH for this function to work correctly.
|
|
*
|
|
* \note This function automatically clears the control transfer's status stage. Do not manually attempt
|
|
* to clear the status stage when using this routine in a control transaction.
|
|
* \n\n
|
|
*
|
|
* \note This routine should only be used on CONTROL type endpoints.
|
|
*
|
|
* \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
|
|
* together; i.e. the entire stream data must be read or written at the one time.
|
|
*
|
|
* \param[in] Buffer Pointer to the source data buffer to read from.
|
|
* \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
|
|
*
|
|
* \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
|
|
*/
|
|
uint8_t Endpoint_Write_Control_PStream_LE(const void* Buffer,
|
|
uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
|
|
|
|
/** FLASH buffer source version of \ref Endpoint_Write_Control_Stream_BE().
|
|
*
|
|
* \pre The FLASH data must be located in the first 64KB of FLASH for this function to work correctly.
|
|
*
|
|
* \note This function automatically clears the control transfer's status stage. Do not manually attempt
|
|
* to clear the status stage when using this routine in a control transaction.
|
|
* \n\n
|
|
*
|
|
* \note This routine should only be used on CONTROL type endpoints.
|
|
*
|
|
* \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
|
|
* together; i.e. the entire stream data must be read or written at the one time.
|
|
*
|
|
* \param[in] Buffer Pointer to the source data buffer to read from.
|
|
* \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
|
|
*
|
|
* \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
|
|
*/
|
|
uint8_t Endpoint_Write_Control_PStream_BE(const void* Buffer,
|
|
uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
|
|
//@}
|
|
|
|
/* Disable C linkage for C++ Compilers: */
|
|
#if defined(__cplusplus)
|
|
}
|
|
#endif
|
|
|
|
#endif
|
|
|
|
/** @} */
|
|
|