C++ (Cpp) Pipe_ClearErrorFlags Exemples

Exemple #1

Fichier : Pipe.c Projet : azilly-de/openkubus

void Pipe_ClearPipes(void)
{
	UPINT = 0;

	for (uint8_t PNum = 0; PNum < PIPE_TOTAL_PIPES; PNum++)
	{
		Pipe_ResetPipe(PNum);
		Pipe_SelectPipe(PNum);
		UPIENX = 0;
		UPINTX = 0;
		Pipe_ClearError();
		Pipe_ClearErrorFlags();
		Pipe_DeallocateMemory();
		Pipe_DisablePipe();
	}
}

Exemple #2

Fichier : HostStandardReq.c Projet : Dzenik/RF-Pirate

uint8_t USB_Host_SendControlRequest(void* const BufferPtr)
{
	uint8_t* HeaderStream   = (uint8_t*)&USB_ControlRequest;
	uint8_t* DataStream     = (uint8_t*)BufferPtr;
	bool     BusSuspended   = USB_Host_IsBusSuspended();
	uint8_t  ReturnStatus   = HOST_SENDCONTROL_Successful;
	uint16_t DataLen        = USB_ControlRequest.wLength;

	USB_Host_ResumeBus();

	if ((ReturnStatus = USB_Host_WaitMS(1)) != HOST_WAITERROR_Successful)
	  goto End_Of_Control_Send;

	Pipe_SetPipeToken(PIPE_TOKEN_SETUP);
	Pipe_ClearErrorFlags();

	Pipe_Unfreeze();

	for (uint8_t HeaderByte = 0; HeaderByte < sizeof(USB_Request_Header_t); HeaderByte++)
	  Pipe_Write_Byte(*(HeaderStream++));

	Pipe_ClearSETUP();

	if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_SetupSent)) != HOST_SENDCONTROL_Successful)
	  goto End_Of_Control_Send;

	Pipe_Freeze();

	if ((ReturnStatus = USB_Host_WaitMS(1)) != HOST_WAITERROR_Successful)
	  goto End_Of_Control_Send;

	if ((USB_ControlRequest.bmRequestType & CONTROL_REQTYPE_DIRECTION) == REQDIR_DEVICETOHOST)
	{
		Pipe_SetPipeToken(PIPE_TOKEN_IN);

		if (DataStream != NULL)
		{
			while (DataLen)
			{
				Pipe_Unfreeze();

				if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_InReceived)) != HOST_SENDCONTROL_Successful)
				  goto End_Of_Control_Send;

				if (!(Pipe_BytesInPipe()))
				  DataLen = 0;

				while (Pipe_BytesInPipe() && DataLen)
				{
					*(DataStream++) = Pipe_Read_Byte();
					DataLen--;
				}

				Pipe_Freeze();
				Pipe_ClearIN();
			}
		}

		Pipe_SetPipeToken(PIPE_TOKEN_OUT);
		Pipe_Unfreeze();

		if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_OutReady)) != HOST_SENDCONTROL_Successful)
		  goto End_Of_Control_Send;

		Pipe_ClearOUT();

		if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_OutReady)) != HOST_SENDCONTROL_Successful)
		  goto End_Of_Control_Send;
	}
	else
	{
		if (DataStream != NULL)
		{
			Pipe_SetPipeToken(PIPE_TOKEN_OUT);
			Pipe_Unfreeze();

			while (DataLen)
			{
				if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_OutReady)) != HOST_SENDCONTROL_Successful)
				  goto End_Of_Control_Send;

				while (DataLen && (Pipe_BytesInPipe() < USB_ControlPipeSize))
				{
					Pipe_Write_Byte(*(DataStream++));
					DataLen--;
				}

				Pipe_ClearOUT();
			}

			if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_OutReady)) != HOST_SENDCONTROL_Successful)
			  goto End_Of_Control_Send;

			Pipe_Freeze();
		}

		Pipe_SetPipeToken(PIPE_TOKEN_IN);
		Pipe_Unfreeze();

		if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_InReceived)) != HOST_SENDCONTROL_Successful)
		  goto End_Of_Control_Send;

		Pipe_ClearIN();
	}

End_Of_Control_Send:
	Pipe_Freeze();

	if (BusSuspended)
	  USB_Host_SuspendBus();

	Pipe_ResetPipe(PIPE_CONTROLPIPE);

	return ReturnStatus;
}