diff options
author | Dean Camera <[email protected]> | 2010-05-08 03:12:14 +0000 |
---|---|---|
committer | Dean Camera <[email protected]> | 2010-05-08 03:12:14 +0000 |
commit | 071e02c6b6b4837fa9cf0b6d4c749994e02638d7 (patch) | |
tree | 960446788703b69f0bb285450be80c5b3d8cc22c /Demos/Host/LowLevel/PrinterHost/Lib/PrinterCommands.c | |
parent | e331b531c6e6d93eb0eee42b9002074e8090ad18 (diff) | |
download | qmk_firmware-071e02c6b6b4837fa9cf0b6d4c749994e02638d7.tar.gz qmk_firmware-071e02c6b6b4837fa9cf0b6d4c749994e02638d7.zip |
Add svn:eol-style property to source files, so that the line endings are correctly converted to the target system's native end of line style.
Diffstat (limited to 'Demos/Host/LowLevel/PrinterHost/Lib/PrinterCommands.c')
-rw-r--r-- | Demos/Host/LowLevel/PrinterHost/Lib/PrinterCommands.c | 326 |
1 files changed, 163 insertions, 163 deletions
diff --git a/Demos/Host/LowLevel/PrinterHost/Lib/PrinterCommands.c b/Demos/Host/LowLevel/PrinterHost/Lib/PrinterCommands.c index 79cfc0decc..5f3effa7bf 100644 --- a/Demos/Host/LowLevel/PrinterHost/Lib/PrinterCommands.c +++ b/Demos/Host/LowLevel/PrinterHost/Lib/PrinterCommands.c @@ -1,163 +1,163 @@ -/*
- LUFA Library
- Copyright (C) Dean Camera, 2010.
-
- dean [at] fourwalledcubicle [dot] com
- www.fourwalledcubicle.com
-*/
-
-/*
- Copyright 2010 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.
-*/
-
-/** \file
- *
- * Printer Device commands, to send/receive data to and from an attached USB
- * printer, and to send and receive Printer Class control requests.
- */
-
-#include "PrinterCommands.h"
-
-/** Sends the given data directly to the printer via the data endpoints, for the sending of print commands in printer
- * languages accepted by the attached printer (e.g. PCL).
- *
- * \param[in] PrinterCommands Pointer to the data to send to the attached printer
- * \param[in] CommandSize Size of the data to send to the attached printer
- *
- * \return A value from the Pipe_Stream_RW_ErrorCodes_t enum
- */
-uint8_t Printer_SendData(const void* const PrinterCommands, const uint16_t CommandSize)
-{
- uint8_t ErrorCode;
-
- Pipe_SelectPipe(PRINTER_DATA_OUT_PIPE);
- Pipe_Unfreeze();
-
- if ((ErrorCode = Pipe_Write_Stream_LE(PrinterCommands, CommandSize)) != PIPE_RWSTREAM_NoError)
- return ErrorCode;
-
- Pipe_ClearOUT();
- while (!(Pipe_IsOUTReady()))
- {
- if (USB_HostState == HOST_STATE_Unattached)
- return PIPE_RWSTREAM_DeviceDisconnected;
- }
-
- Pipe_Freeze();
-
- return PIPE_RWSTREAM_NoError;
-}
-
-/** Issues a Printer class Get Device ID command to the attached device, to retrieve the device ID string (which indicates
- * the accepted printer languages, the printer's model and other pertinent information).
- *
- * \param[out] DeviceIDString Pointer to the destination where the returned string should be stored
- * \param[in] BufferSize Size in bytes of the allocated buffer for the returned Device ID string
- *
- * \return A value from the USB_Host_SendControlErrorCodes_t enum
- */
-uint8_t Printer_GetDeviceID(char* 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 = REQ_GetDeviceID,
- .wValue = 0,
- .wIndex = 0,
- .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 = SwapEndian_16(DeviceIDStringLength);
-
- if (DeviceIDStringLength > BufferSize)
- DeviceIDStringLength = BufferSize;
-
- USB_ControlRequest.wLength = DeviceIDStringLength;
-
- if ((ErrorCode = USB_Host_SendControlRequest(DeviceIDString)) != HOST_SENDCONTROL_Successful)
- return ErrorCode;
-
- /* Move string back two characters to remove the string length value from the start of the array */
- memmove(&DeviceIDString[0], &DeviceIDString[2], DeviceIDStringLength - 2);
-
- DeviceIDString[DeviceIDStringLength - 2] = 0x00;
-
- return HOST_SENDCONTROL_Successful;
-}
-
-/** Issues a Printer class Get Port Status command to the attached device, to retrieve the current status flags of the
- * printer.
- *
- * \param[out] PortStatus Pointer to the destination where the printer's status flag values should be stored
- *
- * \return A value from the USB_Host_SendControlErrorCodes_t enum
- */
-uint8_t Printer_GetPortStatus(uint8_t* const PortStatus)
-{
- USB_ControlRequest = (USB_Request_Header_t)
- {
- bmRequestType: (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE),
- bRequest: REQ_GetPortStatus,
- wValue: 0,
- wIndex: 0,
- wLength: sizeof(uint8_t),
- };
-
- Pipe_SelectPipe(PIPE_CONTROLPIPE);
-
- return USB_Host_SendControlRequest(PortStatus);
-}
-
-/** Issues a Printer class Soft Reset command to the attached device, to reset the printer ready for new input without
- * physically cycling the printer's power.
- *
- * \return A value from the USB_Host_SendControlErrorCodes_t enum
- */
-uint8_t Printer_SoftReset(void)
-{
- USB_ControlRequest = (USB_Request_Header_t)
- {
- .bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE),
- .bRequest = REQ_SoftReset,
- .wValue = 0,
- .wIndex = 0,
- .wLength = 0,
- };
-
- Pipe_SelectPipe(PIPE_CONTROLPIPE);
-
- return USB_Host_SendControlRequest(NULL);
-}
-
+/* + LUFA Library + Copyright (C) Dean Camera, 2010. + + dean [at] fourwalledcubicle [dot] com + www.fourwalledcubicle.com +*/ + +/* + Copyright 2010 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. +*/ + +/** \file + * + * Printer Device commands, to send/receive data to and from an attached USB + * printer, and to send and receive Printer Class control requests. + */ + +#include "PrinterCommands.h" + +/** Sends the given data directly to the printer via the data endpoints, for the sending of print commands in printer + * languages accepted by the attached printer (e.g. PCL). + * + * \param[in] PrinterCommands Pointer to the data to send to the attached printer + * \param[in] CommandSize Size of the data to send to the attached printer + * + * \return A value from the Pipe_Stream_RW_ErrorCodes_t enum + */ +uint8_t Printer_SendData(const void* const PrinterCommands, const uint16_t CommandSize) +{ + uint8_t ErrorCode; + + Pipe_SelectPipe(PRINTER_DATA_OUT_PIPE); + Pipe_Unfreeze(); + + if ((ErrorCode = Pipe_Write_Stream_LE(PrinterCommands, CommandSize)) != PIPE_RWSTREAM_NoError) + return ErrorCode; + + Pipe_ClearOUT(); + while (!(Pipe_IsOUTReady())) + { + if (USB_HostState == HOST_STATE_Unattached) + return PIPE_RWSTREAM_DeviceDisconnected; + } + + Pipe_Freeze(); + + return PIPE_RWSTREAM_NoError; +} + +/** Issues a Printer class Get Device ID command to the attached device, to retrieve the device ID string (which indicates + * the accepted printer languages, the printer's model and other pertinent information). + * + * \param[out] DeviceIDString Pointer to the destination where the returned string should be stored + * \param[in] BufferSize Size in bytes of the allocated buffer for the returned Device ID string + * + * \return A value from the USB_Host_SendControlErrorCodes_t enum + */ +uint8_t Printer_GetDeviceID(char* 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 = REQ_GetDeviceID, + .wValue = 0, + .wIndex = 0, + .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 = SwapEndian_16(DeviceIDStringLength); + + if (DeviceIDStringLength > BufferSize) + DeviceIDStringLength = BufferSize; + + USB_ControlRequest.wLength = DeviceIDStringLength; + + if ((ErrorCode = USB_Host_SendControlRequest(DeviceIDString)) != HOST_SENDCONTROL_Successful) + return ErrorCode; + + /* Move string back two characters to remove the string length value from the start of the array */ + memmove(&DeviceIDString[0], &DeviceIDString[2], DeviceIDStringLength - 2); + + DeviceIDString[DeviceIDStringLength - 2] = 0x00; + + return HOST_SENDCONTROL_Successful; +} + +/** Issues a Printer class Get Port Status command to the attached device, to retrieve the current status flags of the + * printer. + * + * \param[out] PortStatus Pointer to the destination where the printer's status flag values should be stored + * + * \return A value from the USB_Host_SendControlErrorCodes_t enum + */ +uint8_t Printer_GetPortStatus(uint8_t* const PortStatus) +{ + USB_ControlRequest = (USB_Request_Header_t) + { + bmRequestType: (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE), + bRequest: REQ_GetPortStatus, + wValue: 0, + wIndex: 0, + wLength: sizeof(uint8_t), + }; + + Pipe_SelectPipe(PIPE_CONTROLPIPE); + + return USB_Host_SendControlRequest(PortStatus); +} + +/** Issues a Printer class Soft Reset command to the attached device, to reset the printer ready for new input without + * physically cycling the printer's power. + * + * \return A value from the USB_Host_SendControlErrorCodes_t enum + */ +uint8_t Printer_SoftReset(void) +{ + USB_ControlRequest = (USB_Request_Header_t) + { + .bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE), + .bRequest = REQ_SoftReset, + .wValue = 0, + .wIndex = 0, + .wLength = 0, + }; + + Pipe_SelectPipe(PIPE_CONTROLPIPE); + + return USB_Host_SendControlRequest(NULL); +} + |