Merge pull request #1471 from qmk/lufa_lib

Update LUFA and move it to /lib/lufa

1 files changed, 400 insertions, 0 deletions

diff --git a/lib/lufa/LUFA/Drivers/USB/Class/Host/PrinterClassHost.c b/lib/lufa/LUFA/Drivers/USB/Class/Host/PrinterClassHost.c
new file mode 100644
index 0000000000..8a04d0ab8b
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Class/Host/PrinterClassHost.c
@@ -0,0 +1,400 @@
+/*
+             LUFA Library
+     Copyright (C) Dean Camera, 2017.
+
+  dean [at] fourwalledcubicle [dot] com
+           www.lufa-lib.org
+*/
+
+/*
+  Copyright 2017  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
+  without fee, provided that the above copyright notice appear in
+  all copies and that both that the copyright notice and this
+  permission notice and warranty disclaimer appear in supporting
+  documentation, and that the name of the author not be used in
+  advertising or publicity pertaining to distribution of the
+  software without specific, written prior permission.
+
+  The author disclaims all warranties with regard to this
+  software, including all implied warranties of merchantability
+  and fitness.  In no event shall the author be liable for any
+  special, indirect or consequential damages or any damages
+  whatsoever resulting from loss of use, data or profits, whether
+  in an action of contract, negligence or other tortious action,
+  arising out of or in connection with the use or performance of
+  this software.
+*/
+
+#define  __INCLUDE_FROM_USB_DRIVER
+#include "../../Core/USBMode.h"
+
+#if defined(USB_CAN_BE_HOST)
+
+#define  __INCLUDE_FROM_PRINTER_DRIVER
+#define  __INCLUDE_FROM_PRINTER_HOST_C
+#include "PrinterClassHost.h"
+
+uint8_t PRNT_Host_ConfigurePipes(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo,
+                                 uint16_t ConfigDescriptorSize,
+							     void* ConfigDescriptorData)
+{
+	USB_Descriptor_Endpoint_t*  DataINEndpoint   = NULL;
+	USB_Descriptor_Endpoint_t*  DataOUTEndpoint  = NULL;
+	USB_Descriptor_Interface_t* PrinterInterface = NULL;
+
+	memset(&PRNTInterfaceInfo->State, 0x00, sizeof(PRNTInterfaceInfo->State));
+
+	if (DESCRIPTOR_TYPE(ConfigDescriptorData) != DTYPE_Configuration)
+	  return PRNT_ENUMERROR_InvalidConfigDescriptor;
+
+	while (!(DataINEndpoint) || !(DataOUTEndpoint))
+	{
+		if (!(PrinterInterface) ||
+		    USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData,
+		                              DCOMP_PRNT_Host_NextPRNTInterfaceEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)
+		{
+			if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData,
+			                              DCOMP_PRNT_Host_NextPRNTInterface) != DESCRIPTOR_SEARCH_COMP_Found)
+			{
+				return PRNT_ENUMERROR_NoCompatibleInterfaceFound;
+			}
+
+			PrinterInterface = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Interface_t);
+
+			DataINEndpoint  = NULL;
+			DataOUTEndpoint = NULL;
+
+			continue;
+		}
+
+		USB_Descriptor_Endpoint_t* EndpointData = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Endpoint_t);
+
+		if ((EndpointData->EndpointAddress & ENDPOINT_DIR_MASK) == ENDPOINT_DIR_IN)
+		  DataINEndpoint  = EndpointData;
+		else
+		  DataOUTEndpoint = EndpointData;
+	}
+
+	PRNTInterfaceInfo->Config.DataINPipe.Size  = le16_to_cpu(DataINEndpoint->EndpointSize);
+	PRNTInterfaceInfo->Config.DataINPipe.EndpointAddress = DataINEndpoint->EndpointAddress;
+	PRNTInterfaceInfo->Config.DataINPipe.Type  = EP_TYPE_BULK;
+
+	PRNTInterfaceInfo->Config.DataOUTPipe.Size = le16_to_cpu(DataOUTEndpoint->EndpointSize);
+	PRNTInterfaceInfo->Config.DataOUTPipe.EndpointAddress = DataOUTEndpoint->EndpointAddress;
+	PRNTInterfaceInfo->Config.DataOUTPipe.Type = EP_TYPE_BULK;
+
+	if (!(Pipe_ConfigurePipeTable(&PRNTInterfaceInfo->Config.DataINPipe, 1)))
+	  return PRNT_ENUMERROR_PipeConfigurationFailed;
+
+	if (!(Pipe_ConfigurePipeTable(&PRNTInterfaceInfo->Config.DataOUTPipe, 1)))
+	  return PRNT_ENUMERROR_PipeConfigurationFailed;
+
+	PRNTInterfaceInfo->State.InterfaceNumber  = PrinterInterface->InterfaceNumber;
+	PRNTInterfaceInfo->State.AlternateSetting = PrinterInterface->AlternateSetting;
+	PRNTInterfaceInfo->State.IsActive = true;
+
+	return PRNT_ENUMERROR_NoError;
+}
+
+static uint8_t DCOMP_PRNT_Host_NextPRNTInterface(void* CurrentDescriptor)
+{
+	USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t);
+
+	if (Header->Type == DTYPE_Interface)
+	{
+		USB_Descriptor_Interface_t* Interface = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Interface_t);
+
+		if ((Interface->Class    == PRNT_CSCP_PrinterClass)    &&
+		    (Interface->SubClass == PRNT_CSCP_PrinterSubclass) &&
+		    (Interface->Protocol == PRNT_CSCP_BidirectionalProtocol))
+		{
+			return DESCRIPTOR_SEARCH_Found;
+		}
+	}
+
+	return DESCRIPTOR_SEARCH_NotFound;
+}
+
+static uint8_t DCOMP_PRNT_Host_NextPRNTInterfaceEndpoint(void* CurrentDescriptor)
+{
+	USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t);
+
+	if (Header->Type == DTYPE_Endpoint)
+	{
+		USB_Descriptor_Endpoint_t* Endpoint = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Endpoint_t);
+
+		uint8_t EndpointType = (Endpoint->Attributes & EP_TYPE_MASK);
+
+		if (EndpointType == EP_TYPE_BULK)
+		  return DESCRIPTOR_SEARCH_Found;
+	}
+	else if (Header->Type == DTYPE_Interface)
+	{
+		return DESCRIPTOR_SEARCH_Fail;
+	}
+
+	return DESCRIPTOR_SEARCH_NotFound;
+}
+
+void PRNT_Host_USBTask(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo)
+{
+	if ((USB_HostState != HOST_STATE_Configured) || !(PRNTInterfaceInfo->State.IsActive))
+	  return;
+
+	#if !defined(NO_CLASS_DRIVER_AUTOFLUSH)
+	PRNT_Host_Flush(PRNTInterfaceInfo);
+	#endif
+}
+
+uint8_t PRNT_Host_SetBidirectionalMode(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo)
+{
+	if (PRNTInterfaceInfo->State.AlternateSetting)
+	{
+		uint8_t ErrorCode;
+
+		if ((ErrorCode = USB_Host_SetInterfaceAltSetting(PRNTInterfaceInfo->State.InterfaceNumber,
+		                                                 PRNTInterfaceInfo->State.AlternateSetting)) != HOST_SENDCONTROL_Successful)
+		{
+			return ErrorCode;
+		}
+	}
+
+	return HOST_SENDCONTROL_Successful;
+}
+
+uint8_t PRNT_Host_GetPortStatus(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo,
+                                uint8_t* const PortStatus)
+{
+	USB_ControlRequest = (USB_Request_Header_t)
+		{
+			.bmRequestType = (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE),
+			.bRequest      = PRNT_REQ_GetPortStatus,
+			.wValue        = 0,
+			.wIndex        = PRNTInterfaceInfo->State.InterfaceNumber,
+			.wLength       = sizeof(uint8_t),
+		};
+
+	Pipe_SelectPipe(PIPE_CONTROLPIPE);
+	return USB_Host_SendControlRequest(PortStatus);
+}
+
+uint8_t PRNT_Host_SoftReset(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo)
+{
+	USB_ControlRequest = (USB_Request_Header_t)
+		{
+			.bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE),
+			.bRequest      = PRNT_REQ_SoftReset,
+			.wValue        = 0,
+			.wIndex        = PRNTInterfaceInfo->State.InterfaceNumber,
+			.wLength       = 0,
+		};
+
+	Pipe_SelectPipe(PIPE_CONTROLPIPE);
+	return USB_Host_SendControlRequest(NULL);
+}
+
+uint8_t PRNT_Host_Flush(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo)
+{
+	if ((USB_HostState != HOST_STATE_Configured) || !(PRNTInterfaceInfo->State.IsActive))
+	  return PIPE_READYWAIT_DeviceDisconnected;
+
+	uint8_t ErrorCode;
+
+	Pipe_SelectPipe(PRNTInterfaceInfo->Config.DataOUTPipe.Address);
+	Pipe_Unfreeze();
+
+	if (!(Pipe_BytesInPipe()))
+	  return PIPE_READYWAIT_NoError;
+
+	bool BankFull = !(Pipe_IsReadWriteAllowed());
+
+	Pipe_ClearOUT();
+
+	if (BankFull)
+	{
+		if ((ErrorCode = Pipe_WaitUntilReady()) != PIPE_READYWAIT_NoError)
+		  return ErrorCode;
+
+		Pipe_ClearOUT();
+	}
+
+	Pipe_Freeze();
+
+	return PIPE_READYWAIT_NoError;
+}
+
+uint8_t PRNT_Host_SendByte(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo,
+                           const uint8_t Data)
+{
+	if ((USB_HostState != HOST_STATE_Configured) || !(PRNTInterfaceInfo->State.IsActive))
+	  return PIPE_READYWAIT_DeviceDisconnected;
+
+	uint8_t ErrorCode;
+
+	Pipe_SelectPipe(PRNTInterfaceInfo->Config.DataOUTPipe.Address);
+	Pipe_Unfreeze();
+
+	if (!(Pipe_IsReadWriteAllowed()))
+	{
+		Pipe_ClearOUT();
+
+		if ((ErrorCode = Pipe_WaitUntilReady()) != PIPE_READYWAIT_NoError)
+		  return ErrorCode;
+	}
+
+	Pipe_Write_8(Data);
+	Pipe_Freeze();
+
+	return PIPE_READYWAIT_NoError;
+}
+
+uint8_t PRNT_Host_SendString(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo,
+                             const char* const String)
+{
+	uint8_t ErrorCode;
+
+	if ((USB_HostState != HOST_STATE_Configured) || !(PRNTInterfaceInfo->State.IsActive))
+	  return PIPE_RWSTREAM_DeviceDisconnected;
+
+	Pipe_SelectPipe(PRNTInterfaceInfo->Config.DataOUTPipe.Address);
+	Pipe_Unfreeze();
+
+	if ((ErrorCode = Pipe_Write_Stream_LE(String, strlen(String), NULL)) != PIPE_RWSTREAM_NoError)
+	  return ErrorCode;
+
+	Pipe_ClearOUT();
+
+	ErrorCode = Pipe_WaitUntilReady();
+
+	Pipe_Freeze();
+
+	return ErrorCode;
+}
+
+uint8_t PRNT_Host_SendData(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo,
+                           const void* Buffer,
+                           const uint16_t Length)
+{
+	uint8_t ErrorCode;
+
+	if ((USB_HostState != HOST_STATE_Configured) || !(PRNTInterfaceInfo->State.IsActive))
+	  return PIPE_RWSTREAM_DeviceDisconnected;
+
+	Pipe_SelectPipe(PRNTInterfaceInfo->Config.DataOUTPipe.Address);
+	Pipe_Unfreeze();
+
+	if ((ErrorCode = Pipe_Write_Stream_LE(Buffer, Length, NULL)) != PIPE_RWSTREAM_NoError)
+	  return ErrorCode;
+
+	Pipe_ClearOUT();
+
+	ErrorCode = Pipe_WaitUntilReady();
+
+	Pipe_Freeze();
+
+	return ErrorCode;
+}
+
+uint16_t PRNT_Host_BytesReceived(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo)
+{
+	if ((USB_HostState != HOST_STATE_Configured) || !(PRNTInterfaceInfo->State.IsActive))
+	  return 0;
+
+	Pipe_SelectPipe(PRNTInterfaceInfo->Config.DataINPipe.Address);
+	Pipe_Unfreeze();
+
+	if (Pipe_IsINReceived())
+	{
+		if (!(Pipe_BytesInPipe()))
+		{
+			Pipe_ClearIN();
+			Pipe_Freeze();
+			return 0;
+		}
+		else
+		{
+			Pipe_Freeze();
+			return Pipe_BytesInPipe();
+		}
+	}
+	else
+	{
+		Pipe_Freeze();
+
+		return 0;
+	}
+}
+
+int16_t PRNT_Host_ReceiveByte(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo)
+{
+	if ((USB_HostState != HOST_STATE_Configured) || !(PRNTInterfaceInfo->State.IsActive))
+	  return PIPE_RWSTREAM_DeviceDisconnected;
+
+	int16_t ReceivedByte = -1;
+
+	Pipe_SelectPipe(PRNTInterfaceInfo->Config.DataINPipe.Address);
+	Pipe_Unfreeze();
+
+	if (Pipe_IsINReceived())
+	{
+		if (Pipe_BytesInPipe())
+		  ReceivedByte = Pipe_Read_8();
+
+		if (!(Pipe_BytesInPipe()))
+		  Pipe_ClearIN();
+	}
+
+	Pipe_Freeze();
+
+	return ReceivedByte;
+}
+
+uint8_t PRNT_Host_GetDeviceID(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo,
+                              char* const DeviceIDString,
+                              const uint16_t BufferSize)
+{
+	uint8_t  ErrorCode;
+	uint16_t DeviceIDStringLength = 0;
+
+	USB_ControlRequest = (USB_Request_Header_t)
+		{
+			.bmRequestType = (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE),
+			.bRequest      = PRNT_REQ_GetDeviceID,
+			.wValue        = 0,
+			.wIndex        = PRNTInterfaceInfo->State.InterfaceNumber,
+			.wLength       = sizeof(DeviceIDStringLength),
+		};
+
+	Pipe_SelectPipe(PIPE_CONTROLPIPE);
+
+	if ((ErrorCode = USB_Host_SendControlRequest(&DeviceIDStringLength)) != HOST_SENDCONTROL_Successful)
+	  return ErrorCode;
+
+	if (!(DeviceIDStringLength))
+	{
+		DeviceIDString[0] = 0x00;
+		return HOST_SENDCONTROL_Successful;
+	}
+
+	DeviceIDStringLength = be16_to_cpu(DeviceIDStringLength);
+
+	if (DeviceIDStringLength > BufferSize)
+	  DeviceIDStringLength = BufferSize;
+
+	USB_ControlRequest.wLength = DeviceIDStringLength;
+
+	if ((ErrorCode = USB_Host_SendControlRequest(DeviceIDString)) != HOST_SENDCONTROL_Successful)
+	  return ErrorCode;
+
+	memmove(&DeviceIDString[0], &DeviceIDString[2], DeviceIDStringLength - 2);
+
+	DeviceIDString[DeviceIDStringLength - 2] = 0x00;
+
+	return HOST_SENDCONTROL_Successful;
+}
+
+#endif
+