The ReadPrinter function retrieves data from the specified printer.
BOOL ReadPrinter(
| HANDLE hPrinter, | // handle of printer object |
| LPVOID pBuf, | // address of array of bytes that receives data |
| DWORD cbBuf, | // size, in bytes, of array |
| LPDWORD pNoBytesRead | // address of variable with number of bytes retrieved |
| ); |
Parameters
hPrinter
Identifies the printer for which to retrieve data.
pBuf
Points to an array of bytes that receives the printer data.
cbBuf
Specifies the size, in bytes, of the buffer to which pBuf points.
pNoBytesRead
Points to a variable that receives the number of bytes of data copied into the array to which pBuf points.
Return Values
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.
Remarks
ReadPrinter returns an error if the device or the printer is not bidirectional.
See Also