diff options
Diffstat (limited to 'LUFA/Drivers/USB/HighLevel/EndpointStream.h')
| -rw-r--r-- | LUFA/Drivers/USB/HighLevel/EndpointStream.h | 549 |
1 files changed, 356 insertions, 193 deletions
diff --git a/LUFA/Drivers/USB/HighLevel/EndpointStream.h b/LUFA/Drivers/USB/HighLevel/EndpointStream.h index 6d8491b58..cd4a2185b 100644 --- a/LUFA/Drivers/USB/HighLevel/EndpointStream.h +++ b/LUFA/Drivers/USB/HighLevel/EndpointStream.h @@ -57,10 +57,6 @@ #include "../../../Common/Common.h"
#include "USBTask.h"
-
- #if !defined(NO_STREAM_CALLBACKS) || defined(__DOXYGEN__)
- #include "StreamCallbacks.h"
- #endif
/* Enable C linkage for C++ Compilers: */
#if defined(__cplusplus)
@@ -72,12 +68,6 @@ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
#endif
- #if !defined(NO_STREAM_CALLBACKS) || defined(__DOXYGEN__)
- #define __CALLBACK_PARAM , StreamCallbackPtr_t Callback
- #else
- #define __CALLBACK_PARAM
- #endif
-
/* Public Interface - May be used in end-application: */
/* Enums: */
/** Enum for the possible error return codes of the \c Endpoint_*_Stream_* functions. */
@@ -98,8 +88,10 @@ * within the software timeout period set by the
* \ref USB_STREAM_TIMEOUT_MS macro.
*/
- ENDPOINT_RWSTREAM_CallbackAborted = 5, /**< Indicates that the stream's callback function
- * aborted the transfer early.
+ 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.
*/
};
@@ -118,194 +110,274 @@ };
/* Function Prototypes: */
- /** Reads and discards the given number of bytes from the endpoint from the given buffer,
+
+ /** \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. Between
- * each USB packet, the given stream callback function is executed repeatedly until the next
- * packet is ready, allowing for early aborts of stream transfers.
- *
- * The callback routine should be created according to the information in \ref Group_StreamCallbacks.
- * If the token \c NO_STREAM_CALLBACKS is passed via the -D option to the compiler, stream callbacks are
- * disabled and this function has the Callback parameter omitted.
+ * 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 send via the currently selected endpoint.
- * \param[in] Callback Name of a callback routine to call between successive USB packet transfers, \c NULL if no callback.
+ * \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
- __CALLBACK_PARAM);
-
- /** 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. Between each USB packet, the given stream callback function
- * is executed repeatedly until the endpoint is ready to accept the next packet, allowing for early
- * aborts of stream transfers.
- *
- * The callback routine should be created according to the information in \ref Group_StreamCallbacks.
- * If the token \c NO_STREAM_CALLBACKS is passed via the -D option to the compiler, stream callbacks are
- * disabled and this function has the Callback parameter omitted.
+ 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] 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] Callback Name of a callback routine to call between successive USB packet transfers, \c NULL if no callback.
+ * \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_Write_Stream_LE(const void* Buffer,
- uint16_t Length
- __CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
+ uint8_t Endpoint_Null_Stream(uint16_t Length,
+ uint16_t* const BytesProcessed);
- /** 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] Callback Name of a callback routine to call between successive USB packet transfers, \c NULL if no callback.
- *
- * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
- */
- uint8_t Endpoint_Write_EStream_LE(const void* Buffer,
- uint16_t Length
- __CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
+ //@}
- /** FLASH buffer source version of \ref Endpoint_Write_Stream_LE().
+ /** \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
*
- * \pre The FLASH data must be located in the first 64KB of FLASH for this function to work correctly.
+ * \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] Callback Name of a callback routine to call between successive USB packet transfers, \c NULL if no callback.
+ * \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
- __CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
+ 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. Between each USB packet, the given stream callback function
- * is executed repeatedly until the endpoint is ready to accept the next packet, allowing for early
- * aborts of stream transfers.
- *
- * The callback routine should be created according to the information in \ref Group_StreamCallbacks.
- * If the token \c NO_STREAM_CALLBACKS is passed via the -D option to the compiler, stream callbacks are
- * disabled and this function has the Callback parameter omitted.
+ * \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] Callback Name of a callback routine to call between successive USB packet transfers, \c NULL if no callback.
+ * \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
- __CALLBACK_PARAM) 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] Callback Name of a callback routine to call between successive USB packet transfers, \c NULL if no callback.
- *
- * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
- */
- uint8_t Endpoint_Write_EStream_BE(const void* Buffer,
- uint16_t Length
- __CALLBACK_PARAM) 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] Callback Name of a callback routine to call between successive USB packet transfers, \c NULL if no callback.
- *
- * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
- */
- uint8_t Endpoint_Write_PStream_BE(const void* Buffer,
- uint16_t Length
- __CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
-
+ 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. Between
- * each USB packet, the given stream callback function is executed repeatedly until the endpoint
- * is ready to accept the next packet, allowing for early aborts of stream transfers.
- *
- * The callback routine should be created according to the information in \ref Group_StreamCallbacks.
- * If the token \c NO_STREAM_CALLBACKS is passed via the -D option to the compiler, stream callbacks are
- * disabled and this function has the Callback parameter omitted.
+ * 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] Callback Name of a callback routine to call between successive USB packet transfers, \c NULL if no callback.
+ * \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
- __CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
+ 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] Callback Name of a callback routine to call between successive USB packet transfers, \c NULL if no callback.
- *
- * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
- */
- uint8_t Endpoint_Read_EStream_LE(void* Buffer,
- uint16_t Length
- __CALLBACK_PARAM) 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. Between
- * each USB packet, the given stream callback function is executed repeatedly until the endpoint
- * is ready to accept the next packet, allowing for early aborts of stream transfers.
- *
- * The callback routine should be created according to the information in \ref Group_StreamCallbacks.
- * If the token \c NO_STREAM_CALLBACKS is passed via the -D option to the compiler, stream callbacks are
- * disabled and this function has the Callback parameter omitted.
+ * 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] Callback Name of a callback routine to call between successive USB packet transfers, \c NULL if no callback.
+ * \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
- __CALLBACK_PARAM) 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] Callback Name of a callback routine to call between successive USB packet transfers, \c NULL if no callback.
- *
- * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
- */
- uint8_t Endpoint_Read_EStream_BE(void* Buffer,
- uint16_t Length
- __CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
+ 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
@@ -329,7 +401,10 @@ uint8_t Endpoint_Write_Control_Stream_LE(const void* Buffer,
uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
- /** EEPROM buffer source version of Endpoint_Write_Control_Stream_LE.
+ /** 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.
@@ -345,12 +420,13 @@ *
* \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);
+ uint8_t Endpoint_Write_Control_Stream_BE(const void* Buffer,
+ uint16_t Length) 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.
+ /** 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.
@@ -361,18 +437,18 @@ * \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.
+ * \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_Write_Control_PStream_LE(const void* Buffer,
- uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+ uint8_t Endpoint_Read_Control_Stream_LE(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.
+ /** 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.
@@ -383,15 +459,71 @@ * \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.
+ * \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_Write_Control_Stream_BE(const void* Buffer,
- uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+ uint8_t Endpoint_Read_Control_Stream_BE(void* Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+ //@}
- /** EEPROM buffer source version of \ref Endpoint_Write_Control_Stream_BE().
+ /** \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.
@@ -407,12 +539,10 @@ *
* \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
*/
- uint8_t Endpoint_Write_Control_EStream_BE(const void* Buffer,
+ uint8_t Endpoint_Write_Control_EStream_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.
+ /** 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.
@@ -428,13 +558,10 @@ *
* \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
*/
- uint8_t Endpoint_Write_Control_PStream_BE(const void* Buffer,
+ uint8_t Endpoint_Write_Control_EStream_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.
+ /** 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.
@@ -450,10 +577,10 @@ *
* \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);
+ 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_LE().
+ /** 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.
@@ -469,13 +596,46 @@ *
* \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
*/
- uint8_t Endpoint_Read_Control_EStream_LE(void* Buffer,
+ uint8_t Endpoint_Read_Control_EStream_BE(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.
+ /** \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.
@@ -486,15 +646,17 @@ * \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.
+ * \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_Read_Control_Stream_BE(void* Buffer,
- uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
-
- /** EEPROM buffer source version of \ref Endpoint_Read_Control_Stream_BE().
+ 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.
@@ -505,13 +667,14 @@ * \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.
+ * \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_Read_Control_EStream_BE(void* Buffer,
- uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+ 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)
|