diff options
Diffstat (limited to 'lib/lufa/LUFA/Drivers/USB/Class/Device/PrinterClassDevice.c')
| -rw-r--r-- | lib/lufa/LUFA/Drivers/USB/Class/Device/PrinterClassDevice.c | 314 |
1 files changed, 314 insertions, 0 deletions
diff --git a/lib/lufa/LUFA/Drivers/USB/Class/Device/PrinterClassDevice.c b/lib/lufa/LUFA/Drivers/USB/Class/Device/PrinterClassDevice.c new file mode 100644 index 000000000..7209c452d --- /dev/null +++ b/lib/lufa/LUFA/Drivers/USB/Class/Device/PrinterClassDevice.c @@ -0,0 +1,314 @@ +/* + 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_DEVICE) + +#define __INCLUDE_FROM_PRINTER_DRIVER +#define __INCLUDE_FROM_PRINTER_DEVICE_C +#include "PrinterClassDevice.h" + +void PRNT_Device_ProcessControlRequest(USB_ClassInfo_PRNT_Device_t* const PRNTInterfaceInfo) +{ + if (!(Endpoint_IsSETUPReceived())) + return; + + if (USB_ControlRequest.wIndex != PRNTInterfaceInfo->Config.InterfaceNumber) + return; + + switch (USB_ControlRequest.bRequest) + { + case PRNT_REQ_GetDeviceID: + if (USB_ControlRequest.bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE)) + { + Endpoint_ClearSETUP(); + + while (!(Endpoint_IsINReady())) + { + if (USB_DeviceState == DEVICE_STATE_Unattached) + return; + } + + uint16_t IEEEStringLen = strlen(PRNTInterfaceInfo->Config.IEEE1284String); + Endpoint_Write_16_BE(IEEEStringLen); + Endpoint_Write_Control_Stream_LE(PRNTInterfaceInfo->Config.IEEE1284String, IEEEStringLen); + Endpoint_ClearStatusStage(); + } + + break; + case PRNT_REQ_GetPortStatus: + if (USB_ControlRequest.bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE)) + { + Endpoint_ClearSETUP(); + + while (!(Endpoint_IsINReady())) + { + if (USB_DeviceState == DEVICE_STATE_Unattached) + return; + } + + Endpoint_Write_8(PRNTInterfaceInfo->State.PortStatus); + Endpoint_ClearStatusStage(); + } + + break; + case PRNT_REQ_SoftReset: + if (USB_ControlRequest.bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE)) + { + Endpoint_ClearSETUP(); + Endpoint_ClearStatusStage(); + + PRNTInterfaceInfo->State.IsPrinterReset = true; + + EVENT_PRNT_Device_SoftReset(PRNTInterfaceInfo); + } + + break; + } +} + +bool PRNT_Device_ConfigureEndpoints(USB_ClassInfo_PRNT_Device_t* const PRNTInterfaceInfo) +{ + memset(&PRNTInterfaceInfo->State, 0x00, sizeof(PRNTInterfaceInfo->State)); + PRNTInterfaceInfo->State.PortStatus = PRNT_PORTSTATUS_NOTERROR | PRNT_PORTSTATUS_SELECT; + + PRNTInterfaceInfo->Config.DataINEndpoint.Type = EP_TYPE_BULK; + PRNTInterfaceInfo->Config.DataOUTEndpoint.Type = EP_TYPE_BULK; + + if (!(Endpoint_ConfigureEndpointTable(&PRNTInterfaceInfo->Config.DataINEndpoint, 1))) + return false; + + if (!(Endpoint_ConfigureEndpointTable(&PRNTInterfaceInfo->Config.DataOUTEndpoint, 1))) + return false; + + return true; +} + +void PRNT_Device_USBTask(USB_ClassInfo_PRNT_Device_t* const PRNTInterfaceInfo) +{ + if (USB_DeviceState != DEVICE_STATE_Configured) + return; + + #if !defined(NO_CLASS_DRIVER_AUTOFLUSH) + Endpoint_SelectEndpoint(PRNTInterfaceInfo->Config.DataINEndpoint.Address); + + if (Endpoint_IsINReady()) + PRNT_Device_Flush(PRNTInterfaceInfo); + #endif + + if (PRNTInterfaceInfo->State.IsPrinterReset) + { + Endpoint_ResetEndpoint(PRNTInterfaceInfo->Config.DataOUTEndpoint.Address); + Endpoint_ResetEndpoint(PRNTInterfaceInfo->Config.DataINEndpoint.Address); + + Endpoint_SelectEndpoint(PRNTInterfaceInfo->Config.DataOUTEndpoint.Address); + Endpoint_ClearStall(); + Endpoint_ResetDataToggle(); + Endpoint_SelectEndpoint(PRNTInterfaceInfo->Config.DataINEndpoint.Address); + Endpoint_ClearStall(); + Endpoint_ResetDataToggle(); + + PRNTInterfaceInfo->State.IsPrinterReset = false; + } +} + +uint8_t PRNT_Device_SendString(USB_ClassInfo_PRNT_Device_t* const PRNTInterfaceInfo, + const char* const String) +{ + if (USB_DeviceState != DEVICE_STATE_Configured) + return ENDPOINT_RWSTREAM_DeviceDisconnected; + + Endpoint_SelectEndpoint(PRNTInterfaceInfo->Config.DataINEndpoint.Address); + return Endpoint_Write_Stream_LE(String, strlen(String), NULL); +} + +uint8_t PRNT_Device_SendData(USB_ClassInfo_PRNT_Device_t* const PRNTInterfaceInfo, + const void* const Buffer, + const uint16_t Length) +{ + if (USB_DeviceState != DEVICE_STATE_Configured) + return ENDPOINT_RWSTREAM_DeviceDisconnected; + + Endpoint_SelectEndpoint(PRNTInterfaceInfo->Config.DataINEndpoint.Address); + return Endpoint_Write_Stream_LE(Buffer, Length, NULL); +} + +uint8_t PRNT_Device_SendByte(USB_ClassInfo_PRNT_Device_t* const PRNTInterfaceInfo, + const uint8_t Data) +{ + if (USB_DeviceState != DEVICE_STATE_Configured) + return ENDPOINT_RWSTREAM_DeviceDisconnected; + + Endpoint_SelectEndpoint(PRNTInterfaceInfo->Config.DataINEndpoint.Address); + + if (!(Endpoint_IsReadWriteAllowed())) + { + Endpoint_ClearIN(); + + uint8_t ErrorCode; + + if ((ErrorCode = Endpoint_WaitUntilReady()) != ENDPOINT_READYWAIT_NoError) + return ErrorCode; + } + + Endpoint_Write_8(Data); + return ENDPOINT_READYWAIT_NoError; +} + +uint8_t PRNT_Device_Flush(USB_ClassInfo_PRNT_Device_t* const PRNTInterfaceInfo) +{ + if (USB_DeviceState != DEVICE_STATE_Configured) + return ENDPOINT_RWSTREAM_DeviceDisconnected; + + uint8_t ErrorCode; + + Endpoint_SelectEndpoint(PRNTInterfaceInfo->Config.DataINEndpoint.Address); + + if (!(Endpoint_BytesInEndpoint())) + return ENDPOINT_READYWAIT_NoError; + + bool BankFull = !(Endpoint_IsReadWriteAllowed()); + + Endpoint_ClearIN(); + + if (BankFull) + { + if ((ErrorCode = Endpoint_WaitUntilReady()) != ENDPOINT_READYWAIT_NoError) + return ErrorCode; + + Endpoint_ClearIN(); + } + + return ENDPOINT_READYWAIT_NoError; +} + +uint16_t PRNT_Device_BytesReceived(USB_ClassInfo_PRNT_Device_t* const PRNTInterfaceInfo) +{ + if (USB_DeviceState != DEVICE_STATE_Configured) + return 0; + + Endpoint_SelectEndpoint(PRNTInterfaceInfo->Config.DataOUTEndpoint.Address); + + if (Endpoint_IsOUTReceived()) + { + if (!(Endpoint_BytesInEndpoint())) + { + Endpoint_ClearOUT(); + return 0; + } + else + { + return Endpoint_BytesInEndpoint(); + } + } + else + { + return 0; + } +} + +int16_t PRNT_Device_ReceiveByte(USB_ClassInfo_PRNT_Device_t* const PRNTInterfaceInfo) +{ + if (USB_DeviceState != DEVICE_STATE_Configured) + return -1; + + int16_t ReceivedByte = -1; + + Endpoint_SelectEndpoint(PRNTInterfaceInfo->Config.DataOUTEndpoint.Address); + + if (Endpoint_IsOUTReceived()) + { + if (Endpoint_BytesInEndpoint()) + ReceivedByte = Endpoint_Read_8(); + + if (!(Endpoint_BytesInEndpoint())) + Endpoint_ClearOUT(); + } + + return ReceivedByte; +} + +#if defined(FDEV_SETUP_STREAM) +void PRNT_Device_CreateStream(USB_ClassInfo_PRNT_Device_t* const PRNTInterfaceInfo, + FILE* const Stream) +{ + *Stream = (FILE)FDEV_SETUP_STREAM(PRNT_Device_putchar, PRNT_Device_getchar, _FDEV_SETUP_RW); + fdev_set_udata(Stream, PRNTInterfaceInfo); +} + +void PRNT_Device_CreateBlockingStream(USB_ClassInfo_PRNT_Device_t* const PRNTInterfaceInfo, + FILE* const Stream) +{ + *Stream = (FILE)FDEV_SETUP_STREAM(PRNT_Device_putchar, PRNT_Device_getchar_Blocking, _FDEV_SETUP_RW); + fdev_set_udata(Stream, PRNTInterfaceInfo); +} + +static int PRNT_Device_putchar(char c, + FILE* Stream) +{ + return PRNT_Device_SendByte((USB_ClassInfo_PRNT_Device_t*)fdev_get_udata(Stream), c) ? _FDEV_ERR : 0; +} + +static int PRNT_Device_getchar(FILE* Stream) +{ + int16_t ReceivedByte = PRNT_Device_ReceiveByte((USB_ClassInfo_PRNT_Device_t*)fdev_get_udata(Stream)); + + if (ReceivedByte < 0) + return _FDEV_EOF; + + return ReceivedByte; +} + +static int PRNT_Device_getchar_Blocking(FILE* Stream) +{ + int16_t ReceivedByte; + + while ((ReceivedByte = PRNT_Device_ReceiveByte((USB_ClassInfo_PRNT_Device_t*)fdev_get_udata(Stream))) < 0) + { + if (USB_DeviceState == DEVICE_STATE_Unattached) + return _FDEV_EOF; + + PRNT_Device_USBTask((USB_ClassInfo_PRNT_Device_t*)fdev_get_udata(Stream)); + USB_USBTask(); + } + + return ReceivedByte; +} +#endif + +void PRNT_Device_Event_Stub(void) +{ + +} + +#endif + |