Programming Manual
82
Function Return Values
Constant
Value
Description
E_FUNC_SUCCEED
0x00000000 The function returned without error.
E_FUNC_ERROR
0x00000001 The function returned error.
E_FUNC_NULLPTR
0x00000002 A null pointer was passed to the function.
E_FUNC_PAR_ERROR
0x00000003 A invalid parameter was passed to the function.
E_SCAN_FUNC_SUCCEED
0x00000000 Scanner work succeed
E_SCAN_INVALID_HANDLE
0x00000001 Scanner not ready maybe other application using
E_SCAN_SETTING_FAIL
0x00000003 Setting scanner fail
E_SCAN_INSUFFICIENT_BUFFER 0x00000004 The buffer to receive scan data is to small
E_SCAN_NODATA
0x00000005 There is no scan data
E_SCAN_TIMEOUT
0x00000006 Get scan data timout