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Fix unfinished printer host demo - some printer languages use embedded NULLs and so strlen() won't work in all cases. Ensure NULL terminator for the test page is not transmitted to the device.

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Dean Camera
2009-07-20 02:59:16 +00:00
parent 8a68203d34
commit 5d8cdd9bea
4 changed files with 6 additions and 6 deletions
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Demos/Host/Incomplete/PrinterHost/Lib/PrinterCommands.c
+2 -2
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@@ -37,14 +37,14 @@
*
* \return A value from the Pipe_Stream_RW_ErrorCodes_t enum
*/
uint8_t Printer_SendData(char* PrinterCommands)
uint8_t Printer_SendData(char* PrinterCommands, uint16_t DataLength)
{
uint8_t ErrorCode;
Pipe_SelectPipe(PRINTER_DATA_OUT_PIPE);
Pipe_Unfreeze();
if ((ErrorCode = Pipe_Write_Stream_LE(PrinterCommands, strlen(PrinterCommands))) != PIPE_RWSTREAM_NoError)
if ((ErrorCode = Pipe_Write_Stream_LE(PrinterCommands, DataLength)) != PIPE_RWSTREAM_NoError)
return ErrorCode;
Pipe_ClearOUT();