X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/de0df8b16259458c78c742b5dbedd4ac90856285..f2740a66bafa876dfcf2cdfa4c6f3e17395e8bf8:/LUFA/Drivers/USB/Class/Host/CDCClassHost.h diff --git a/LUFA/Drivers/USB/Class/Host/CDCClassHost.h b/LUFA/Drivers/USB/Class/Host/CDCClassHost.h index 0f20326ab..da557733f 100644 --- a/LUFA/Drivers/USB/Class/Host/CDCClassHost.h +++ b/LUFA/Drivers/USB/Class/Host/CDCClassHost.h @@ -1,13 +1,13 @@ /* LUFA Library - Copyright (C) Dean Camera, 2013. + Copyright (C) Dean Camera, 2018. dean [at] fourwalledcubicle [dot] com www.lufa-lib.org */ /* - Copyright 2013 Dean Camera (dean [at] fourwalledcubicle [dot] com) + Copyright 2018 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 @@ -40,11 +40,11 @@ /** \ingroup Group_USBClassCDC * \defgroup Group_USBClassCDCHost CDC Class Host Mode Driver * - * \section Sec_Dependencies Module Source Dependencies + * \section Sec_USBClassCDCHost_Dependencies Module Source Dependencies * The following files must be built with any user project that uses this module: * - LUFA/Drivers/USB/Class/Host/CDCClassHost.c (Makefile source module name: LUFA_SRC_USBCLASS) * - * \section Sec_ModDescription Module Description + * \section Sec_USBClassCDCHost_ModDescription Module Description * Host Mode USB Class driver framework interface, for the CDC USB Class driver. * * @{ @@ -183,39 +183,81 @@ uint8_t CDC_Host_SendBreak(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo, const uint8_t Duration) ATTR_NON_NULL_PTR_ARG(1); - /** Sends a given data buffer to the attached USB device, if connected. If a device is not connected when the function is - * called, the data will be discarded. Bytes will be queued for transmission to the device until either the pipe bank - * becomes full, or the \ref CDC_Host_Flush() function is called to flush the pending data to the device. This allows for - * multiple bytes to be packed into a single pipe packet, increasing data throughput. + /** Sends a given null-terminated string to the attached USB device, if connected. If a device is not connected when the + * function is called, the string is discarded. Bytes will be queued for transmission to the device until either the pipe + * bank becomes full, or the \ref CDC_Host_Flush() function is called to flush the pending data to the device. This allows + * for multiple bytes to be packed into a single pipe packet, increasing data throughput. * * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the * call will fail. * * \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class host configuration and state. - * \param[in] Buffer Pointer to a buffer containing the data to send to the device. - * \param[in] Length Length of the data to send to the device. + * \param[in] String Pointer to the null terminated string to send to the device. * * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum. */ - uint8_t CDC_Host_SendData(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo, - const uint8_t* const Buffer, - const uint16_t Length); + uint8_t CDC_Host_SendString(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo, + const char* const String) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2); - /** Sends a given null-terminated string to the attached USB device, if connected. If a device is not connected when the - * function is called, the string is discarded. Bytes will be queued for transmission to the device until either the pipe - * bank becomes full, or the \ref CDC_Host_Flush() function is called to flush the pending data to the device. This allows - * for multiple bytes to be packed into a single pipe packet, increasing data throughput. + /** Sends a given data buffer to the attached USB device, if connected. If a device is not connected when the function is + * called, the data will be discarded. Bytes will be queued for transmission to the device until either the pipe bank + * becomes full, or the \ref CDC_Host_Flush() function is called to flush the pending data to the device. This allows for + * multiple bytes to be packed into a single pipe packet, increasing data throughput. * * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the * call will fail. * * \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class host configuration and state. - * \param[in] String Pointer to the null terminated string to send to the device. + * \param[in] Buffer Pointer to a buffer containing the data to send to the device. + * \param[in] Length Length of the data to send to the device. * * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum. */ - uint8_t CDC_Host_SendString(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo, - const char* const String) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2); + uint8_t CDC_Host_SendData(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo, + const void* const Buffer, + const uint16_t Length) ATTR_NON_NULL_PTR_ARG(1); + + #if defined(ARCH_HAS_FLASH_ADDRESS_SPACE) + /** Sends a given null terminated string from PROGMEM space to the attached USB device, if connected. If a device is not connected + * when the function is called, the string is discarded. Bytes will be queued for transmission to the device until either + * the pipe bank becomes full, or the \ref CDC_Host_Flush() function is called to flush the pending data to + * the device. This allows for multiple bytes to be packed into a single pipe packet, increasing data throughput. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or + * the call will fail. + * + * \note This function does not exist on architectures that do not have a separate flash memory space. + * + * \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class host configuration and state. + * \param[in] String Pointer to the null terminated string to send to the host. + * + * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum. + */ + uint8_t CDC_Host_SendString_P(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo, + const char* const String) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2); + #endif + + #if defined(ARCH_HAS_FLASH_ADDRESS_SPACE) + /** Sends a given data buffer from PROGMEM space to the attached USB device, if connected. If a device is not connected when the + * function is called, the string is discarded. Bytes will be queued for transmission to the host until either the pipe + * bank becomes full, or the \ref CDC_Host_Flush() function is called to flush the pending data to the device. This allows + * for multiple bytes to be packed into a single pipe packet, increasing data throughput. + * + * \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or + * the call will fail. + * + * \note This function does not exist on architectures that do not have a separate flash memory space. + * + * \param[in,out] CDCInterfaceInfo Pointer to a structure containing a CDC Class host configuration and state. + * \param[in] Buffer Pointer to a buffer containing the data to send to the device. + * \param[in] Length Length of the data to send to the host. + * + * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum. + */ + uint8_t CDC_Host_SendData_P(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo, + const void* const Buffer, + const uint16_t Length) ATTR_NON_NULL_PTR_ARG(1); + #endif /** Sends a given byte to the attached USB device, if connected. If a device is not connected when the function is called, the * byte is discarded. Bytes will be queued for transmission to the device until either the pipe bank becomes full, or the @@ -291,7 +333,7 @@ * \param[in,out] Stream Pointer to a FILE structure where the created stream should be placed. */ void CDC_Host_CreateStream(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo, - FILE* const Stream); + FILE* const Stream) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2); /** Identical to \ref CDC_Host_CreateStream(), except that reads are blocking until the calling stream function terminates * the transfer. While blocking, the USB and CDC service tasks are called repeatedly to maintain USB communications. @@ -302,9 +344,9 @@ * \param[in,out] Stream Pointer to a FILE structure where the created stream should be placed. */ void CDC_Host_CreateBlockingStream(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo, - FILE* const Stream); + FILE* const Stream) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2); #endif - + /** CDC class driver event for a control line state change on a CDC host interface. This event fires each time the device notifies * the host of a control line state change (containing the virtual serial control line states, such as DCD) and may be hooked in the * user program by declaring a handler function with the same name and parameters listed here. The new control line states @@ -326,7 +368,7 @@ static int CDC_Host_getchar_Blocking(FILE* Stream) ATTR_NON_NULL_PTR_ARG(1); #endif - void CDC_Host_Event_Stub(void) ATTR_CONST; + void CDC_Host_Event_Stub(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo); void EVENT_CDC_Host_ControLineStateChanged(USB_ClassInfo_CDC_Host_t* const CDCInterfaceInfo) ATTR_WEAK ATTR_NON_NULL_PTR_ARG(1) ATTR_ALIAS(CDC_Host_Event_Stub);