WritePrinter info Overview Group

The WritePrinter function informs the print spooler that data should be written to the specified printer.

BOOL WritePrinter(

HANDLE hPrinter,	// handle to printer object
LPVOID pBuf,	// pointer to array that contains printer data
DWORD cbBuf,	// size, in bytes, of array
LPDWORD pcWritten	// addr. of variable with count of bytes written
);

Parameters

hPrinter: Identifies the printer.
pBuf: Points to an array of bytes that contains the data that should be written to the printer.
cbBuf: Specifies the size, in bytes, of the array.
pcWritten: Points to a value that specifies the number of bytes of data that were written to the printer.

If the function succeeds, the return value is nonzero.

If the function fails, the return value is zero. To get extended error information, call GetLastError.