+++ /dev/null
-/*
- LUFA Library
- Copyright (C) Dean Camera, 2011.
-
- dean [at] fourwalledcubicle [dot] com
- www.lufa-lib.org
-*/
-
-/*
- Copyright 2011 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 disclaim 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 "Printer.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;
- }
-
- for (uint8_t PipeNum = 1; PipeNum < PIPE_TOTAL_PIPES; PipeNum++)
- {
- uint16_t Size;
- uint8_t Type;
- uint8_t Token;
- uint8_t EndpointAddress;
- bool DoubleBanked;
-
- if (PipeNum == PRNTInterfaceInfo->Config.DataINPipeNumber)
- {
- Size = le16_to_cpu(DataINEndpoint->EndpointSize);
- EndpointAddress = DataINEndpoint->EndpointAddress;
- Token = PIPE_TOKEN_IN;
- Type = EP_TYPE_BULK;
- DoubleBanked = PRNTInterfaceInfo->Config.DataINPipeDoubleBank;
-
- PRNTInterfaceInfo->State.DataINPipeSize = DataINEndpoint->EndpointSize;
- }
- else if (PipeNum == PRNTInterfaceInfo->Config.DataOUTPipeNumber)
- {
- Size = le16_to_cpu(DataOUTEndpoint->EndpointSize);
- EndpointAddress = DataOUTEndpoint->EndpointAddress;
- Token = PIPE_TOKEN_OUT;
- Type = EP_TYPE_BULK;
- DoubleBanked = PRNTInterfaceInfo->Config.DataOUTPipeDoubleBank;
-
- PRNTInterfaceInfo->State.DataOUTPipeSize = DataOUTEndpoint->EndpointSize;
- }
- else
- {
- continue;
- }
-
- if (!(Pipe_ConfigurePipe(PipeNum, Type, Token, EndpointAddress, Size,
- DoubleBanked ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE)))
- {
- 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.DataOUTPipeNumber);
- 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.DataOUTPipeNumber);
- 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,
- void* String)
-{
- uint8_t ErrorCode;
-
- if ((USB_HostState != HOST_STATE_Configured) || !(PRNTInterfaceInfo->State.IsActive))
- return PIPE_RWSTREAM_DeviceDisconnected;
-
- Pipe_SelectPipe(PRNTInterfaceInfo->Config.DataOUTPipeNumber);
- 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,
- 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.DataOUTPipeNumber);
- 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.DataINPipeNumber);
- 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.DataINPipeNumber);
- 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 = HOST_SENDCONTROL_Successful;
- 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
-
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