forked from mfulz_github/qmk_firmware
Add return codes to the CDC Host Class driver String/Byte transmission functions.
This commit is contained in:
Dean Camera
parent
cf2776531c
commit
dac7b046fd
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@ -256,21 +256,27 @@ uint8_t CDC_Host_SendControlLineStateChange(USB_ClassInfo_CDC_Host_t* CDCInterfa
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return USB_Host_SendControlRequest(NULL);
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}
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void CDC_Host_SendString(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo, char* Data, uint16_t Length)
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uint8_t CDC_Host_SendString(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo, char* Data, uint16_t Length)
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{
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if ((USB_HostState != HOST_STATE_Configured) || !(CDCInterfaceInfo->State.Active))
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return;
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uint8_t ErrorCode;
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Pipe_SelectPipe(CDCInterfaceInfo->Config.DataOUTPipeNumber);
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Pipe_Unfreeze();
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Pipe_Write_Stream_LE(Data, Length, NO_STREAM_CALLBACK);
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ErrorCode = Pipe_Write_Stream_LE(Data, Length, NO_STREAM_CALLBACK);
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Pipe_Freeze();
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return ErrorCode;
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}
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void CDC_Host_SendByte(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo, uint8_t Data)
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uint8_t CDC_Host_SendByte(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo, uint8_t Data)
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{
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if ((USB_HostState != HOST_STATE_Configured) || !(CDCInterfaceInfo->State.Active))
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return;
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uint8_t ErrorCode = PIPE_READYWAIT_NoError;
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Pipe_SelectPipe(CDCInterfaceInfo->Config.DataOUTPipeNumber);
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Pipe_Unfreeze();
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@ -278,11 +284,13 @@ void CDC_Host_SendByte(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo, uint8_t Data)
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if (!(Pipe_IsReadWriteAllowed()))
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{
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Pipe_ClearOUT();
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Pipe_WaitUntilReady();
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ErrorCode = Pipe_WaitUntilReady();
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}
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Pipe_Write_Byte(Data);
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Pipe_Freeze();
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return ErrorCode;
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}
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uint16_t CDC_Host_BytesReceived(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo)
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@ -163,16 +163,20 @@
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* \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class host configuration and state
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* \param[in] Data Pointer to the string to send to the device
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* \param[in] Length Size in bytes of the string to send to the device
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*
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* \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum
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*/
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void CDC_Host_SendString(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo, char* Data, uint16_t Length) ATTR_NON_NULL_PTR_ARG(1, 2);
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uint8_t CDC_Host_SendString(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo, char* Data, uint16_t Length) ATTR_NON_NULL_PTR_ARG(1, 2);
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/** Sends a given byte to the attached USB device, if connected. If a host is not connected when the function is called, the
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* byte is discarded.
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*
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* \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class host configuration and state
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* \param[in] Data Byte of data to send to the device
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*
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* \return A value from the \ref Pipe_WaitUntilReady_ErrorCodes_t enum
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*/
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void CDC_Host_SendByte(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo, uint8_t Data) ATTR_NON_NULL_PTR_ARG(1);
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uint8_t CDC_Host_SendByte(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo, uint8_t Data) ATTR_NON_NULL_PTR_ARG(1);
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/** Determines the number of bytes received by the CDC interface from the device, waiting to be read.
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*
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@ -51,9 +51,10 @@ uint8_t USB_ProcessHIDReport(const uint8_t* ReportData, uint16_t ReportSize, HID
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while (ReportSize)
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{
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uint8_t HIDReportItem = *(ReportData++);
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uint8_t HIDReportItem = *ReportData;
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uint32_t ReportItemData = 0;
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ReportData++;
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ReportSize--;
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switch (HIDReportItem & DATA_SIZE_MASK)
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@ -79,11 +79,11 @@
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#if !defined(HID_STATETABLE_STACK_DEPTH) || defined(__DOXYGEN__)
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/** Constant indicating the maximum stack depth of the state table. A larger state table
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* allows for more PUSH/POP report items to be nested, but consumes more memory. By default
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* this is set to 3 levels (allowing for two PUSHes to be nested) but this can be overridden by
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* this is set to 2 levels (allowing non-nested PUSH items) but this can be overridden by
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* defining HID_STATETABLE_STACK_DEPTH to another value in the user project makefile, passing the
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* define to the compiler using the -D compiler switch.
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*/
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#define HID_STATETABLE_STACK_DEPTH 3
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#define HID_STATETABLE_STACK_DEPTH 2
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#endif
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#if !defined(HID_USAGE_STACK_DEPTH) || defined(__DOXYGEN__)
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@ -134,7 +134,7 @@
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HID_PARSE_HIDStackOverflow = 1, /**< More than \ref HID_STATETABLE_STACK_DEPTH nested PUSHes in the report. */
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HID_PARSE_HIDStackUnderflow = 2, /**< A POP was found when the state table stack was empty. */
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HID_PARSE_InsufficientReportItems = 3, /**< More than \ref HID_MAX_REPORTITEMS report items in the report. */
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HID_PARSE_UnexpectedEndCollection = 4, /**< END COLLECTION found without matching COLLECTION item. */
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HID_PARSE_UnexpectedEndCollection = 4, /**< An END COLLECTION item found without matching COLLECTION item. */
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HID_PARSE_InsufficientCollectionPaths = 5, /**< More than \ref HID_MAX_COLLECTIONS collections in the report. */
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HID_PARSE_UsageStackOverflow = 6, /**< More than \ref HID_USAGE_STACK_DEPTH usages listed in a row. */
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};
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@ -16,14 +16,14 @@
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* - Added new Endpoint_SetEndpointDirection() macro for bi-directional endpoints
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* - Added new AVRISP project, a LUFA powered clone of the Atmel AVRISP-MKII programmer
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* - Added ShutDown() functions for all hardware peripheral drivers, so that peripherals can be turned off after use
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* - Added new CDC_Device_Flush() command to the device mode CDC Class driver to flush Device->Host data
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* - Added extra masks to the SPI driver, changed SPI_Init() so that the clock polarity and sample modes can be set
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*
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* <b>Changed:</b>
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* - SetIdle requests to the HID device driver with a 0 idle period (send changes only) now only affect the requested
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* HID interface within the device, not all HID interfaces
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* - Added new CDC_Device_Flush() command to the device mode CDC Class driver
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* - Added explicit attribute masks to the device mode demos' descriptors
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* - Added return values to the CDC and MIDI class driver transmit functions
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* - Added extra masks to the SPI driver, changed SPI_Init() so that the clock polarity and sample modes can be set
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* - Optimized Endpoint_Read_Word_* and Pipe_Read_Word_* macros to reduce compiled size
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* - Added non-null function parameter pointer restrictions to USB Class drivers to improve user code reliability
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* - Added new "Common" section to the class drivers, to hold all mode-independant definitions for clarity
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@ -12,7 +12,7 @@
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* or post your suggestion as an enhancement request to the project bug tracker.
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*
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* <b>Targeted for This Release:</b>
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* - Finish HID and Still Image Host Mode Class Drivers, add demo summaries, add return codes to all relevant functions
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* - Finish HID and Still Image Host Mode Class Drivers, add demo summaries
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* - Add overviews of each of the officially supported boards to the manual
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* - Re-add in flip, flip-ee, dfu and dfu-ee targets to project makefiles
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* - Add in new invalid event hook check targets to project makefiles
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