--- /dev/null
+/*\r
+ LUFA Library\r
+ Copyright (C) Dean Camera, 2011.\r
+ \r
+ dean [at] fourwalledcubicle [dot] com\r
+ www.lufa-lib.org\r
+*/\r
+\r
+/*\r
+ Copyright 2011 Dean Camera (dean [at] fourwalledcubicle [dot] com)\r
+\r
+ Permission to use, copy, modify, distribute, and sell this \r
+ software and its documentation for any purpose is hereby granted\r
+ without fee, provided that the above copyright notice appear in \r
+ all copies and that both that the copyright notice and this\r
+ permission notice and warranty disclaimer appear in supporting \r
+ documentation, and that the name of the author not be used in \r
+ advertising or publicity pertaining to distribution of the \r
+ software without specific, written prior permission.\r
+\r
+ The author disclaim all warranties with regard to this\r
+ software, including all implied warranties of merchantability\r
+ and fitness. In no event shall the author be liable for any\r
+ special, indirect or consequential damages or any damages\r
+ whatsoever resulting from loss of use, data or profits, whether\r
+ in an action of contract, negligence or other tortious action,\r
+ arising out of or in connection with the use or performance of\r
+ this software.\r
+*/\r
+\r
+/** \file\r
+ * \brief Endpoint data stream transmission and reception management for the AVR XMEGA microcontrollers.\r
+ * \copydetails Group_EndpointStreamRW_XMEGA\r
+ *\r
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver\r
+ * dispatch header located in LUFA/Drivers/USB/USB.h.\r
+ */\r
+\r
+/** \ingroup Group_EndpointStreamRW\r
+ * \defgroup Group_EndpointStreamRW_XMEGA Read/Write of Multi-Byte Streams (XMEGA)\r
+ * \brief Endpoint data stream transmission and reception management for the Atmel AVR XMEGA architecture.\r
+ *\r
+ * Functions, macros, variables, enums and types related to data reading and writing of data streams from\r
+ * and to endpoints.\r
+ *\r
+ * @{\r
+ */ \r
+\r
+#ifndef __ENDPOINT_STREAM_XMEGA_H__\r
+#define __ENDPOINT_STREAM_XMEGA_H__\r
+\r
+ /* Includes: */\r
+ #include "../../../../Common/Common.h"\r
+ #include "../USBMode.h" \r
+ #include "../USBTask.h"\r
+ \r
+ /* Enable C linkage for C++ Compilers: */\r
+ #if defined(__cplusplus)\r
+ extern "C" {\r
+ #endif\r
+\r
+ /* Preprocessor Checks: */\r
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)\r
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.\r
+ #endif\r
+\r
+ /* Public Interface - May be used in end-application: */\r
+ /* Function Prototypes: */\r
+ /** \name Stream functions for null data */\r
+ //@{\r
+\r
+ /** Reads and discards the given number of bytes from the currently selected endpoint's bank,\r
+ * discarding fully read packets from the host as needed. The last packet is not automatically\r
+ * discarded once the remaining bytes has been read; the user is responsible for manually\r
+ * discarding the last packet from the host via the \ref Endpoint_ClearOUT() macro.\r
+ *\r
+ * If the BytesProcessed parameter is \c NULL, the entire stream transfer is attempted at once,\r
+ * failing or succeeding as a single unit. If the BytesProcessed parameter points to a valid\r
+ * storage location, the transfer will instead be performed as a series of chunks. Each time\r
+ * the endpoint bank becomes empty while there is still data to process (and after the current\r
+ * packet has been acknowledged) the BytesProcessed location will be updated with the total number\r
+ * of bytes processed in the stream, and the function will exit with an error code of\r
+ * \ref ENDPOINT_RWSTREAM_IncompleteTransfer. This allows for any abort checking to be performed\r
+ * in the user code - to continue the transfer, call the function again with identical parameters\r
+ * and it will resume until the BytesProcessed value reaches the total transfer length.\r
+ *\r
+ * <b>Single Stream Transfer Example:</b>\r
+ * \code\r
+ * uint8_t ErrorCode;\r
+ *\r
+ * if ((ErrorCode = Endpoint_Discard_Stream(512, NULL)) != ENDPOINT_RWSTREAM_NoError)\r
+ * {\r
+ * // Stream failed to complete - check ErrorCode here\r
+ * }\r
+ * \endcode\r
+ *\r
+ * <b>Partial Stream Transfers Example:</b>\r
+ * \code\r
+ * uint8_t ErrorCode;\r
+ * uint16_t BytesProcessed;\r
+ *\r
+ * BytesProcessed = 0;\r
+ * while ((ErrorCode = Endpoint_Discard_Stream(512, &BytesProcessed)) == ENDPOINT_RWSTREAM_IncompleteTransfer)\r
+ * {\r
+ * // Stream not yet complete - do other actions here, abort if required\r
+ * }\r
+ *\r
+ * if (ErrorCode != ENDPOINT_RWSTREAM_NoError)\r
+ * {\r
+ * // Stream failed to complete - check ErrorCode here\r
+ * }\r
+ * \endcode\r
+ *\r
+ * \note This routine should not be used on CONTROL type endpoints.\r
+ *\r
+ * \param[in] Length Number of bytes to discard via the currently selected endpoint.\r
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current\r
+ * transaction should be updated, \c NULL if the entire stream should be read at once.\r
+ *\r
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.\r
+ */\r
+ uint8_t Endpoint_Discard_Stream(uint16_t Length,\r
+ uint16_t* const BytesProcessed);\r
+\r
+ /** Writes a given number of zeroed bytes to the currently selected endpoint's bank, sending\r
+ * full packets to the host as needed. The last packet is not automatically sent once the \r
+ * remaining bytes have been written; the user is responsible for manually sending the last\r
+ * packet to the host via the \ref Endpoint_ClearIN() macro.\r
+ *\r
+ * If the BytesProcessed parameter is \c NULL, the entire stream transfer is attempted at once,\r
+ * failing or succeeding as a single unit. If the BytesProcessed parameter points to a valid\r
+ * storage location, the transfer will instead be performed as a series of chunks. Each time\r
+ * the endpoint bank becomes full while there is still data to process (and after the current\r
+ * packet transmission has been initiated) the BytesProcessed location will be updated with the\r
+ * total number of bytes processed in the stream, and the function will exit with an error code of\r
+ * \ref ENDPOINT_RWSTREAM_IncompleteTransfer. This allows for any abort checking to be performed\r
+ * in the user code - to continue the transfer, call the function again with identical parameters\r
+ * and it will resume until the BytesProcessed value reaches the total transfer length.\r
+ *\r
+ * <b>Single Stream Transfer Example:</b>\r
+ * \code\r
+ * uint8_t ErrorCode;\r
+ *\r
+ * if ((ErrorCode = Endpoint_Null_Stream(512, NULL)) != ENDPOINT_RWSTREAM_NoError)\r
+ * {\r
+ * // Stream failed to complete - check ErrorCode here\r
+ * }\r
+ * \endcode\r
+ *\r
+ * <b>Partial Stream Transfers Example:</b>\r
+ * \code\r
+ * uint8_t ErrorCode;\r
+ * uint16_t BytesProcessed;\r
+ *\r
+ * BytesProcessed = 0;\r
+ * while ((ErrorCode = Endpoint_Null_Stream(512, &BytesProcessed)) == ENDPOINT_RWSTREAM_IncompleteTransfer)\r
+ * {\r
+ * // Stream not yet complete - do other actions here, abort if required\r
+ * }\r
+ *\r
+ * if (ErrorCode != ENDPOINT_RWSTREAM_NoError)\r
+ * {\r
+ * // Stream failed to complete - check ErrorCode here\r
+ * }\r
+ * \endcode\r
+ *\r
+ * \note This routine should not be used on CONTROL type endpoints.\r
+ *\r
+ * \param[in] Length Number of zero bytes to send via the currently selected endpoint.\r
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current\r
+ * transaction should be updated, \c NULL if the entire stream should be read at once.\r
+ *\r
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.\r
+ */\r
+ uint8_t Endpoint_Null_Stream(uint16_t Length,\r
+ uint16_t* const BytesProcessed);\r
+\r
+ //@}\r
+\r
+ /** \name Stream functions for RAM source/destination data */\r
+ //@{\r
+ \r
+ /** Writes the given number of bytes to the endpoint from the given buffer in little endian,\r
+ * sending full packets to the host as needed. The last packet filled is not automatically sent;\r
+ * the user is responsible for manually sending the last written packet to the host via the\r
+ * \ref Endpoint_ClearIN() macro.\r
+ *\r
+ * If the BytesProcessed parameter is \c NULL, the entire stream transfer is attempted at once,\r
+ * failing or succeeding as a single unit. If the BytesProcessed parameter points to a valid\r
+ * storage location, the transfer will instead be performed as a series of chunks. Each time\r
+ * the endpoint bank becomes full while there is still data to process (and after the current\r
+ * packet transmission has been initiated) the BytesProcessed location will be updated with the\r
+ * total number of bytes processed in the stream, and the function will exit with an error code of\r
+ * \ref ENDPOINT_RWSTREAM_IncompleteTransfer. This allows for any abort checking to be performed\r
+ * in the user code - to continue the transfer, call the function again with identical parameters\r
+ * and it will resume until the BytesProcessed value reaches the total transfer length.\r
+ *\r
+ * <b>Single Stream Transfer Example:</b>\r
+ * \code\r
+ * uint8_t DataStream[512];\r
+ * uint8_t ErrorCode;\r
+ *\r
+ * if ((ErrorCode = Endpoint_Write_Stream_LE(DataStream, sizeof(DataStream),\r
+ * NULL)) != ENDPOINT_RWSTREAM_NoError)\r
+ * {\r
+ * // Stream failed to complete - check ErrorCode here\r
+ * }\r
+ * \endcode\r
+ *\r
+ * <b>Partial Stream Transfers Example:</b>\r
+ * \code\r
+ * uint8_t DataStream[512];\r
+ * uint8_t ErrorCode;\r
+ * uint16_t BytesProcessed;\r
+ *\r
+ * BytesProcessed = 0;\r
+ * while ((ErrorCode = Endpoint_Write_Stream_LE(DataStream, sizeof(DataStream),\r
+ * &BytesProcessed)) == ENDPOINT_RWSTREAM_IncompleteTransfer)\r
+ * {\r
+ * // Stream not yet complete - do other actions here, abort if required\r
+ * }\r
+ *\r
+ * if (ErrorCode != ENDPOINT_RWSTREAM_NoError)\r
+ * {\r
+ * // Stream failed to complete - check ErrorCode here\r
+ * }\r
+ * \endcode\r
+ *\r
+ * \note This routine should not be used on CONTROL type endpoints.\r
+ *\r
+ * \param[in] Buffer Pointer to the source data buffer to read from.\r
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.\r
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current\r
+ * transaction should be updated, \c NULL if the entire stream should be written at once.\r
+ *\r
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.\r
+ */\r
+ uint8_t Endpoint_Write_Stream_LE(const void* const Buffer,\r
+ uint16_t Length,\r
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);\r
+\r
+ /** Writes the given number of bytes to the endpoint from the given buffer in big endian,\r
+ * sending full packets to the host as needed. The last packet filled is not automatically sent;\r
+ * the user is responsible for manually sending the last written packet to the host via the\r
+ * \ref Endpoint_ClearIN() macro.\r
+ *\r
+ * \note This routine should not be used on CONTROL type endpoints.\r
+ *\r
+ * \param[in] Buffer Pointer to the source data buffer to read from.\r
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.\r
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current\r
+ * transaction should be updated, \c NULL if the entire stream should be written at once.\r
+ *\r
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.\r
+ */\r
+ uint8_t Endpoint_Write_Stream_BE(const void* const Buffer,\r
+ uint16_t Length,\r
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);\r
+ \r
+ /** Reads the given number of bytes from the endpoint from the given buffer in little endian,\r
+ * discarding fully read packets from the host as needed. The last packet is not automatically\r
+ * discarded once the remaining bytes has been read; the user is responsible for manually\r
+ * discarding the last packet from the host via the \ref Endpoint_ClearOUT() macro.\r
+ *\r
+ * If the BytesProcessed parameter is \c NULL, the entire stream transfer is attempted at once,\r
+ * failing or succeeding as a single unit. If the BytesProcessed parameter points to a valid\r
+ * storage location, the transfer will instead be performed as a series of chunks. Each time\r
+ * the endpoint bank becomes empty while there is still data to process (and after the current\r
+ * packet has been acknowledged) the BytesProcessed location will be updated with the total number\r
+ * of bytes processed in the stream, and the function will exit with an error code of\r
+ * \ref ENDPOINT_RWSTREAM_IncompleteTransfer. This allows for any abort checking to be performed\r
+ * in the user code - to continue the transfer, call the function again with identical parameters\r
+ * and it will resume until the BytesProcessed value reaches the total transfer length.\r
+ *\r
+ * <b>Single Stream Transfer Example:</b>\r
+ * \code\r
+ * uint8_t DataStream[512];\r
+ * uint8_t ErrorCode;\r
+ *\r
+ * if ((ErrorCode = Endpoint_Read_Stream_LE(DataStream, sizeof(DataStream),\r
+ * NULL)) != ENDPOINT_RWSTREAM_NoError)\r
+ * {\r
+ * // Stream failed to complete - check ErrorCode here\r
+ * }\r
+ * \endcode\r
+ *\r
+ * <b>Partial Stream Transfers Example:</b>\r
+ * \code\r
+ * uint8_t DataStream[512];\r
+ * uint8_t ErrorCode;\r
+ * uint16_t BytesProcessed;\r
+ *\r
+ * BytesProcessed = 0;\r
+ * while ((ErrorCode = Endpoint_Read_Stream_LE(DataStream, sizeof(DataStream),\r
+ * &BytesProcessed)) == ENDPOINT_RWSTREAM_IncompleteTransfer)\r
+ * {\r
+ * // Stream not yet complete - do other actions here, abort if required\r
+ * }\r
+ *\r
+ * if (ErrorCode != ENDPOINT_RWSTREAM_NoError)\r
+ * {\r
+ * // Stream failed to complete - check ErrorCode here\r
+ * }\r
+ * \endcode\r
+ *\r
+ * \note This routine should not be used on CONTROL type endpoints.\r
+ *\r
+ * \param[out] Buffer Pointer to the destination data buffer to write to.\r
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.\r
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current\r
+ * transaction should be updated, \c NULL if the entire stream should be read at once.\r
+ *\r
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.\r
+ */\r
+ uint8_t Endpoint_Read_Stream_LE(void* const Buffer,\r
+ uint16_t Length,\r
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);\r
+\r
+ /** Reads the given number of bytes from the endpoint from the given buffer in big endian,\r
+ * discarding fully read packets from the host as needed. The last packet is not automatically\r
+ * discarded once the remaining bytes has been read; the user is responsible for manually\r
+ * discarding the last packet from the host via the \ref Endpoint_ClearOUT() macro.\r
+ *\r
+ * \note This routine should not be used on CONTROL type endpoints.\r
+ *\r
+ * \param[out] Buffer Pointer to the destination data buffer to write to.\r
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.\r
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current\r
+ * transaction should be updated, \c NULL if the entire stream should be read at once.\r
+ *\r
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.\r
+ */\r
+ uint8_t Endpoint_Read_Stream_BE(void* const Buffer,\r
+ uint16_t Length,\r
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);\r
+\r
+ /** Writes the given number of bytes to the CONTROL type endpoint from the given buffer in little endian,\r
+ * sending full packets to the host as needed. The host OUT acknowledgement is not automatically cleared\r
+ * in both failure and success states; the user is responsible for manually clearing the setup OUT to\r
+ * finalize the transfer via the \ref Endpoint_ClearOUT() macro.\r
+ *\r
+ * \note This function automatically clears the control transfer's status stage. Do not manually attempt\r
+ * to clear the status stage when using this routine in a control transaction.\r
+ * \n\n\r
+ *\r
+ * \note This routine should only be used on CONTROL type endpoints.\r
+ *\r
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained\r
+ * together; i.e. the entire stream data must be read or written at the one time.\r
+ *\r
+ * \param[in] Buffer Pointer to the source data buffer to read from.\r
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.\r
+ *\r
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.\r
+ */\r
+ uint8_t Endpoint_Write_Control_Stream_LE(const void* const Buffer,\r
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);\r
+\r
+ /** Writes the given number of bytes to the CONTROL type endpoint from the given buffer in big endian,\r
+ * sending full packets to the host as needed. The host OUT acknowledgement is not automatically cleared\r
+ * in both failure and success states; the user is responsible for manually clearing the setup OUT to\r
+ * finalize the transfer via the \ref Endpoint_ClearOUT() macro.\r
+ *\r
+ * \note This function automatically clears the control transfer's status stage. Do not manually attempt\r
+ * to clear the status stage when using this routine in a control transaction.\r
+ * \n\n\r
+ *\r
+ * \note This routine should only be used on CONTROL type endpoints.\r
+ *\r
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained\r
+ * together; i.e. the entire stream data must be read or written at the one time.\r
+ *\r
+ * \param[in] Buffer Pointer to the source data buffer to read from.\r
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.\r
+ *\r
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.\r
+ */\r
+ uint8_t Endpoint_Write_Control_Stream_BE(const void* const Buffer,\r
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);\r
+\r
+ /** Reads the given number of bytes from the CONTROL endpoint from the given buffer in little endian,\r
+ * discarding fully read packets from the host as needed. The device IN acknowledgement is not\r
+ * automatically sent after success or failure states; the user is responsible for manually sending the\r
+ * setup IN to finalize the transfer via the \ref Endpoint_ClearIN() macro.\r
+ *\r
+ * \note This function automatically clears the control transfer's status stage. Do not manually attempt\r
+ * to clear the status stage when using this routine in a control transaction.\r
+ * \n\n\r
+ *\r
+ * \note This routine should only be used on CONTROL type endpoints.\r
+ *\r
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained\r
+ * together; i.e. the entire stream data must be read or written at the one time.\r
+ *\r
+ * \param[out] Buffer Pointer to the destination data buffer to write to.\r
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.\r
+ *\r
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.\r
+ */\r
+ uint8_t Endpoint_Read_Control_Stream_LE(void* const Buffer,\r
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);\r
+\r
+ /** Reads the given number of bytes from the CONTROL endpoint from the given buffer in big endian,\r
+ * discarding fully read packets from the host as needed. The device IN acknowledgement is not\r
+ * automatically sent after success or failure states; the user is responsible for manually sending the\r
+ * setup IN to finalize the transfer via the \ref Endpoint_ClearIN() macro.\r
+ *\r
+ * \note This function automatically clears the control transfer's status stage. Do not manually attempt\r
+ * to clear the status stage when using this routine in a control transaction.\r
+ * \n\n\r
+ *\r
+ * \note This routine should only be used on CONTROL type endpoints.\r
+ *\r
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained\r
+ * together; i.e. the entire stream data must be read or written at the one time.\r
+ *\r
+ * \param[out] Buffer Pointer to the destination data buffer to write to.\r
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.\r
+ *\r
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.\r
+ */\r
+ uint8_t Endpoint_Read_Control_Stream_BE(void* const Buffer,\r
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);\r
+ //@}\r
+\r
+ /** \name Stream functions for EEPROM source/destination data */\r
+ //@{\r
+\r
+ /** EEPROM buffer source version of \ref Endpoint_Write_Stream_LE().\r
+ *\r
+ * \param[in] Buffer Pointer to the source data buffer to read from.\r
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.\r
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current\r
+ * transaction should be updated, \c NULL if the entire stream should be written at once.\r
+ *\r
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.\r
+ */\r
+ uint8_t Endpoint_Write_EStream_LE(const void* const Buffer,\r
+ uint16_t Length,\r
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);\r
+\r
+ /** EEPROM buffer source version of \ref Endpoint_Write_Stream_BE().\r
+ *\r
+ * \param[in] Buffer Pointer to the source data buffer to read from.\r
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.\r
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current\r
+ * transaction should be updated, \c NULL if the entire stream should be written at once.\r
+ *\r
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.\r
+ */\r
+ uint8_t Endpoint_Write_EStream_BE(const void* const Buffer,\r
+ uint16_t Length,\r
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);\r
+\r
+ /** EEPROM buffer destination version of \ref Endpoint_Read_Stream_LE().\r
+ *\r
+ * \param[out] Buffer Pointer to the destination data buffer to write to, located in EEPROM memory space.\r
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.\r
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current\r
+ * transaction should be updated, \c NULL if the entire stream should be read at once.\r
+ *\r
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.\r
+ */\r
+ uint8_t Endpoint_Read_EStream_LE(void* const Buffer,\r
+ uint16_t Length,\r
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);\r
+\r
+ /** EEPROM buffer destination version of \ref Endpoint_Read_Stream_BE().\r
+ *\r
+ * \param[out] Buffer Pointer to the destination data buffer to write to, located in EEPROM memory space.\r
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.\r
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current\r
+ * transaction should be updated, \c NULL if the entire stream should be read at once.\r
+ *\r
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.\r
+ */\r
+ uint8_t Endpoint_Read_EStream_BE(void* const Buffer,\r
+ uint16_t Length,\r
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);\r
+\r
+ /** EEPROM buffer source version of Endpoint_Write_Control_Stream_LE.\r
+ *\r
+ * \note This function automatically clears the control transfer's status stage. Do not manually attempt\r
+ * to clear the status stage when using this routine in a control transaction.\r
+ * \n\n\r
+ *\r
+ * \note This routine should only be used on CONTROL type endpoints.\r
+ * \n\n\r
+ *\r
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained\r
+ * together; i.e. the entire stream data must be read or written at the one time.\r
+ *\r
+ * \param[in] Buffer Pointer to the source data buffer to read from.\r
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.\r
+ *\r
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.\r
+ */\r
+ uint8_t Endpoint_Write_Control_EStream_LE(const void* const Buffer,\r
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);\r
+\r
+ /** EEPROM buffer source version of \ref Endpoint_Write_Control_Stream_BE().\r
+ *\r
+ * \note This function automatically clears the control transfer's status stage. Do not manually attempt\r
+ * to clear the status stage when using this routine in a control transaction.\r
+ * \n\n\r
+ *\r
+ * \note This routine should only be used on CONTROL type endpoints.\r
+ * \n\n\r
+ *\r
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained\r
+ * together; i.e. the entire stream data must be read or written at the one time.\r
+ *\r
+ * \param[in] Buffer Pointer to the source data buffer to read from.\r
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.\r
+ *\r
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.\r
+ */\r
+ uint8_t Endpoint_Write_Control_EStream_BE(const void* const Buffer,\r
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);\r
+\r
+ /** EEPROM buffer source version of \ref Endpoint_Read_Control_Stream_LE().\r
+ *\r
+ * \note This function automatically clears the control transfer's status stage. Do not manually attempt\r
+ * to clear the status stage when using this routine in a control transaction.\r
+ * \n\n\r
+ *\r
+ * \note This routine should only be used on CONTROL type endpoints.\r
+ * \n\n\r
+ *\r
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained\r
+ * together; i.e. the entire stream data must be read or written at the one time.\r
+ *\r
+ * \param[out] Buffer Pointer to the destination data buffer to write to.\r
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.\r
+ *\r
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.\r
+ */\r
+ uint8_t Endpoint_Read_Control_EStream_LE(void* const Buffer,\r
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);\r
+\r
+ /** EEPROM buffer source version of \ref Endpoint_Read_Control_Stream_BE().\r
+ *\r
+ * \note This function automatically clears the control transfer's status stage. Do not manually attempt\r
+ * to clear the status stage when using this routine in a control transaction.\r
+ * \n\n\r
+ *\r
+ * \note This routine should only be used on CONTROL type endpoints.\r
+ * \n\n\r
+ *\r
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained\r
+ * together; i.e. the entire stream data must be read or written at the one time.\r
+ *\r
+ * \param[out] Buffer Pointer to the destination data buffer to write to.\r
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.\r
+ *\r
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.\r
+ */\r
+ uint8_t Endpoint_Read_Control_EStream_BE(void* const Buffer,\r
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);\r
+ //@}\r
+\r
+ /** \name Stream functions for PROGMEM source/destination data */\r
+ //@{\r
+\r
+ /** FLASH buffer source version of \ref Endpoint_Write_Stream_LE().\r
+ *\r
+ * \pre The FLASH data must be located in the first 64KB of FLASH for this function to work correctly.\r
+ *\r
+ * \param[in] Buffer Pointer to the source data buffer to read from.\r
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.\r
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current\r
+ * transaction should be updated, \c NULL if the entire stream should be written at once.\r
+ *\r
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.\r
+ */\r
+ uint8_t Endpoint_Write_PStream_LE(const void* const Buffer,\r
+ uint16_t Length,\r
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);\r
+\r
+ /** FLASH buffer source version of \ref Endpoint_Write_Stream_BE().\r
+ *\r
+ * \pre The FLASH data must be located in the first 64KB of FLASH for this function to work correctly.\r
+ *\r
+ * \param[in] Buffer Pointer to the source data buffer to read from.\r
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.\r
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current\r
+ * transaction should be updated, \c NULL if the entire stream should be written at once.\r
+ *\r
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.\r
+ */\r
+ uint8_t Endpoint_Write_PStream_BE(const void* const Buffer,\r
+ uint16_t Length,\r
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);\r
+\r
+ /** FLASH buffer source version of \ref Endpoint_Write_Control_Stream_LE().\r
+ *\r
+ * \pre The FLASH data must be located in the first 64KB of FLASH for this function to work correctly.\r
+ *\r
+ * \note This function automatically clears the control transfer's status stage. Do not manually attempt\r
+ * to clear the status stage when using this routine in a control transaction.\r
+ * \n\n\r
+ *\r
+ * \note This routine should only be used on CONTROL type endpoints.\r
+ * \n\n\r
+ *\r
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained\r
+ * together; i.e. the entire stream data must be read or written at the one time.\r
+ *\r
+ * \param[in] Buffer Pointer to the source data buffer to read from.\r
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.\r
+ *\r
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.\r
+ */\r
+ uint8_t Endpoint_Write_Control_PStream_LE(const void* const Buffer,\r
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);\r
+\r
+ /** FLASH buffer source version of \ref Endpoint_Write_Control_Stream_BE().\r
+ *\r
+ * \pre The FLASH data must be located in the first 64KB of FLASH for this function to work correctly.\r
+ *\r
+ * \note This function automatically clears the control transfer's status stage. Do not manually attempt\r
+ * to clear the status stage when using this routine in a control transaction.\r
+ * \n\n\r
+ *\r
+ * \note This routine should only be used on CONTROL type endpoints.\r
+ * \n\n\r
+ *\r
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained\r
+ * together; i.e. the entire stream data must be read or written at the one time.\r
+ *\r
+ * \param[in] Buffer Pointer to the source data buffer to read from.\r
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.\r
+ *\r
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.\r
+ */\r
+ uint8_t Endpoint_Write_Control_PStream_BE(const void* const Buffer,\r
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);\r
+ //@}\r
+\r
+ /* Disable C linkage for C++ Compilers: */\r
+ #if defined(__cplusplus)\r
+ }\r
+ #endif\r
+ \r
+#endif\r
+\r
+/** @} */\r
+
projects / pub / lufa.git / blobdiff