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| author | Dean Camera <dean@fourwalledcubicle.com> | 2009-07-20 02:59:16 +0000 |
|---|---|---|
| committer | Dean Camera <dean@fourwalledcubicle.com> | 2009-07-20 02:59:16 +0000 |
| commit | 5d8cdd9bea07acd276b260b34bea299a45a9088a (patch) | |
| tree | 5a6d883cd12ea59d4e36f54654d7b96d3b99930d /Demos/Host/Incomplete | |
| parent | 8a68203d3451c50c573c6baf4850e72d8dbabfcb (diff) | |
| download | lufa-5d8cdd9bea07acd276b260b34bea299a45a9088a.tar.gz lufa-5d8cdd9bea07acd276b260b34bea299a45a9088a.tar.bz2 lufa-5d8cdd9bea07acd276b260b34bea299a45a9088a.zip | |
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.
Diffstat (limited to 'Demos/Host/Incomplete')
| -rw-r--r-- | Demos/Host/Incomplete/PrinterHost/Lib/PrinterCommands.c | 4 | ||||
| -rw-r--r-- | Demos/Host/Incomplete/PrinterHost/Lib/PrinterCommands.h | 2 | ||||
| -rw-r--r-- | Demos/Host/Incomplete/PrinterHost/PrinterHost.c | 4 |
3 files changed, 5 insertions, 5 deletions
diff --git a/Demos/Host/Incomplete/PrinterHost/Lib/PrinterCommands.c b/Demos/Host/Incomplete/PrinterHost/Lib/PrinterCommands.c index 668421d91..03d307094 100644 --- a/Demos/Host/Incomplete/PrinterHost/Lib/PrinterCommands.c +++ b/Demos/Host/Incomplete/PrinterHost/Lib/PrinterCommands.c @@ -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();
diff --git a/Demos/Host/Incomplete/PrinterHost/Lib/PrinterCommands.h b/Demos/Host/Incomplete/PrinterHost/Lib/PrinterCommands.h index 01f1f1408..b296d86f6 100644 --- a/Demos/Host/Incomplete/PrinterHost/Lib/PrinterCommands.h +++ b/Demos/Host/Incomplete/PrinterHost/Lib/PrinterCommands.h @@ -54,7 +54,7 @@ #define PRINTER_DATA_OUT_PIPE 2
/* Function Prototypes: */
- uint8_t Printer_SendData(char* PrinterCommands);
+ uint8_t Printer_SendData(char* PrinterCommands, uint16_t DataLength);
uint8_t Printer_GetDeviceID(char* DeviceIDString, uint8_t BufferSize);
uint8_t Printer_GetPortStatus(uint8_t* PortStatus);
uint8_t Printer_SoftReset(void);
diff --git a/Demos/Host/Incomplete/PrinterHost/PrinterHost.c b/Demos/Host/Incomplete/PrinterHost/PrinterHost.c index 220046574..bff5e2020 100644 --- a/Demos/Host/Incomplete/PrinterHost/PrinterHost.c +++ b/Demos/Host/Incomplete/PrinterHost/PrinterHost.c @@ -207,9 +207,9 @@ void USB_Printer_Host(void) char PCL_Test_Page[] = "\033%-12345X\033E LUFA PCL Test Page \033E\033%-12345X";
// char ESCP2_Test_Page[] = "\033@\033i\001\033X\001\060\000\r\nLUFA ESCP/2 Test Page\r\n";
- printf_P(PSTR("Sending Test Page (%d bytes)...\r\n"), strlen(PCL_Test_Page));
+ printf_P(PSTR("Sending Test Page (%d bytes)...\r\n"), (sizeof(PCL_Test_Page) - 1));
- if ((ErrorCode = Printer_SendData(PCL_Test_Page)) != PIPE_RWSTREAM_NoError)
+ if ((ErrorCode = Printer_SendData(PCL_Test_Page, (sizeof(PCL_Test_Page) - 1))) != PIPE_RWSTREAM_NoError)
{
puts_P(PSTR(ESC_FG_RED "Error Sending Test Page.\r\n"));
printf_P(PSTR(" -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
|