-/*\r
- LUFA Library\r
- Copyright (C) Dean Camera, 2009.\r
- \r
- dean [at] fourwalledcubicle [dot] com\r
- www.fourwalledcubicle.com\r
-*/\r
-\r
-/*\r
- Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)\r
-\r
- Permission to use, copy, modify, and distribute this software\r
- and its documentation for any purpose and without fee is hereby\r
- granted, provided that the above copyright notice appear in all\r
- copies and that both that the copyright notice and this\r
- permission notice and warranty disclaimer appear in supporting\r
- documentation, and that the name of the author not be used in\r
- advertising or publicity pertaining to distribution of the\r
- software without specific, written prior permission.\r
-\r
- The author disclaim all warranties with regard to this\r
- software, including all implied warranties of merchantability\r
- and fitness. In no event shall the author be liable for any\r
- special, indirect or consequential damages or any damages\r
- whatsoever resulting from loss of use, data or profits, whether\r
- in an action of contract, negligence or other tortious action,\r
- arising out of or in connection with the use or performance of\r
- this software.\r
-*/\r
-\r
-#include "PrinterCommands.h"\r
-\r
-/** Sends the given data directly to the printer via the data endpoints, for the sending of print commands in printer\r
- * languages accepted by the attached printer (e.g. PCL).\r
- *\r
- * \param[in] PrinterCommands Pointer to a structure containing the commands and length of the data to send\r
- *\r
- * \return A value from the Pipe_Stream_RW_ErrorCodes_t enum\r
- */\r
-uint8_t Printer_SendData(Printer_Data_t* PrinterCommands)\r
-{\r
- uint8_t ErrorCode;\r
-\r
- Pipe_SelectPipe(PRINTER_DATA_OUT_PIPE);\r
- Pipe_Unfreeze();\r
- \r
- if ((ErrorCode = Pipe_Write_Stream_LE(PrinterCommands->Data, PrinterCommands->Length)) != PIPE_RWSTREAM_NoError)\r
- return ErrorCode;\r
-\r
- Pipe_ClearOUT();\r
- while (!(Pipe_IsOUTReady()));\r
- \r
- Pipe_Freeze();\r
-\r
- return PIPE_RWSTREAM_NoError;\r
-}\r
-\r
-/** Issues a Printer class Get Device ID command to the attached device, to retrieve the device ID string (which indicates\r
- * the accepted printer languages, the printer's model and other pertinent information).\r
- *\r
- * \param[out] DeviceIDString Pointer to the destination where the returned string should be stored\r
- * \param[in] BufferSize Size in bytes of the allocated buffer for the returned Device ID string\r
- *\r
- * \return A value from the USB_Host_SendControlErrorCodes_t enum\r
- */\r
-uint8_t Printer_GetDeviceID(char* DeviceIDString, uint16_t BufferSize)\r
-{\r
- uint8_t ErrorCode = HOST_SENDCONTROL_Successful;\r
- uint16_t DeviceIDStringLength;\r
-\r
- USB_ControlRequest = (USB_Request_Header_t)\r
- {\r
- bmRequestType: (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE),\r
- bRequest: GET_DEVICE_ID,\r
- wValue: 0,\r
- wIndex: 0,\r
- wLength: sizeof(DeviceIDStringLength),\r
- };\r
-\r
- if ((ErrorCode = USB_Host_SendControlRequest(&DeviceIDStringLength)) != HOST_SENDCONTROL_Successful)\r
- return ErrorCode;\r
- \r
- DeviceIDStringLength = SwapEndian_16(DeviceIDStringLength);\r
-\r
- if (DeviceIDStringLength > BufferSize)\r
- DeviceIDStringLength = BufferSize;\r
-\r
- USB_ControlRequest.wLength = DeviceIDStringLength;\r
- \r
- if ((ErrorCode = USB_Host_SendControlRequest(DeviceIDString)) != HOST_SENDCONTROL_Successful)\r
- return ErrorCode;\r
- \r
- /* Move string back two characters to remove the string length value from the start of the array */\r
- memmove(&DeviceIDString[0], &DeviceIDString[2], DeviceIDStringLength - 2);\r
-\r
- DeviceIDString[DeviceIDStringLength - 2] = 0x00;\r
- \r
- return HOST_SENDCONTROL_Successful;\r
-}\r
-\r
-/** Issues a Printer class Get Port Status command to the attached device, to retrieve the current status flags of the\r
- * printer.\r
- *\r
- * \param[out] PortStatus Pointer to the destination where the printer's status flag values should be stored\r
- *\r
- * \return A value from the USB_Host_SendControlErrorCodes_t enum\r
- */\r
-uint8_t Printer_GetPortStatus(uint8_t* PortStatus)\r
-{\r
- USB_ControlRequest = (USB_Request_Header_t)\r
- {\r
- bmRequestType: (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE),\r
- bRequest: GET_PORT_STATUS,\r
- wValue: 0,\r
- wIndex: 0,\r
- wLength: sizeof(uint8_t),\r
- };\r
-\r
- return USB_Host_SendControlRequest(PortStatus);\r
-}\r
-\r
-/** Issues a Printer class Soft Reset command to the attached device, to reset the printer ready for new input without\r
- * physically cycling the printer's power.\r
- *\r
- * \return A value from the USB_Host_SendControlErrorCodes_t enum\r
- */\r
-uint8_t Printer_SoftReset(void)\r
-{\r
- USB_ControlRequest = (USB_Request_Header_t)\r
- {\r
- bmRequestType: (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE),\r
- bRequest: SOFT_RESET,\r
- wValue: 0,\r
- wIndex: 0,\r
- wLength: 0,\r
- };\r
-\r
- return USB_Host_SendControlRequest(NULL);\r
-}\r
-\r
projects / pub / lufa.git / blobdiff