Added new Printer Host mode Class driver.

[pub/USBasp.git] / Demos / Host / LowLevel / PrinterHost / Lib / PrinterCommands.c

diff --git a/Demos/Host/LowLevel/PrinterHost/Lib/PrinterCommands.c b/Demos/Host/LowLevel/PrinterHost/Lib/PrinterCommands.c
index cb051cd..a9f41ba 100644 (file)
--- a/Demos/Host/LowLevel/PrinterHost/Lib/PrinterCommands.c
+++ b/Demos/Host/LowLevel/PrinterHost/Lib/PrinterCommands.c
@@ -30,7 +30,7 @@
 \r
 /** \file\r
  *\r
- *  Printer Device commands, to send/recieve data to and from an attached USB\r
+ *  Printer Device commands, to send/receive data to and from an attached USB\r
  *  printer, and to send and receive Printer Class control requests.\r
  */\r
 \r
@@ -39,18 +39,19 @@
 /** 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
+ *  \param[in] PrinterCommands  Pointer to the data to send to the attached printer\r
+ *  \param[in] CommandSize  Size of the data to send to the attached printer\r
  *\r
  *  \return A value from the Pipe_Stream_RW_ErrorCodes_t enum\r
  */\r
-uint8_t Printer_SendData(Printer_Data_t* PrinterCommands)\r
+uint8_t Printer_SendData(void* PrinterCommands, uint16_t CommandSize)\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
+       if ((ErrorCode = Pipe_Write_Stream_LE(PrinterCommands, CommandSize)) != PIPE_RWSTREAM_NoError)\r
          return ErrorCode;\r
 \r
        Pipe_ClearOUT();\r
@@ -76,12 +77,12 @@ uint8_t Printer_SendData(Printer_Data_t* PrinterCommands)
 uint8_t Printer_GetDeviceID(char* DeviceIDString, uint16_t BufferSize)\r
 {\r
        uint8_t  ErrorCode = HOST_SENDCONTROL_Successful;\r
-       uint16_t DeviceIDStringLength;\r
+       uint16_t DeviceIDStringLength = 0;\r
 \r
        USB_ControlRequest = (USB_Request_Header_t)\r
                {\r
                        bmRequestType: (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE),\r
-                       bRequest:      GET_DEVICE_ID,\r
+                       bRequest:      REQ_GetDeviceID,\r
                        wValue:        0,\r
                        wIndex:        0,\r
                        wLength:       sizeof(DeviceIDStringLength),\r
@@ -91,6 +92,12 @@ uint8_t Printer_GetDeviceID(char* DeviceIDString, uint16_t BufferSize)
 \r
        if ((ErrorCode = USB_Host_SendControlRequest(&DeviceIDStringLength)) != HOST_SENDCONTROL_Successful)\r
          return ErrorCode;\r
+         \r
+       if (!(DeviceIDStringLength))\r
+       {\r
+               DeviceIDString[0] = 0x00;\r
+               return HOST_SENDCONTROL_Successful;\r
+       }\r
        \r
        DeviceIDStringLength = SwapEndian_16(DeviceIDStringLength);\r
 \r
@@ -122,7 +129,7 @@ uint8_t Printer_GetPortStatus(uint8_t* PortStatus)
        USB_ControlRequest = (USB_Request_Header_t)\r
                {\r
                        bmRequestType: (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE),\r
-                       bRequest:      GET_PORT_STATUS,\r
+                       bRequest:      REQ_GetPortStatus,\r
                        wValue:        0,\r
                        wIndex:        0,\r
                        wLength:       sizeof(uint8_t),\r
@@ -143,7 +150,7 @@ uint8_t Printer_SoftReset(void)
        USB_ControlRequest = (USB_Request_Header_t)\r
                {\r
                        bmRequestType: (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE),\r
-                       bRequest:      SOFT_RESET,\r
+                       bRequest:      REQ_SoftReset,\r
                        wValue:        0,\r
                        wIndex:        0,\r
                        wLength:       0,\r