Denso BHT-700-CE Reference Manual page 89

BHT_ReadBar
Description
Read out data read from the barcode buffer.
If the string length longer than that of the read barcode is specified to dwBarLen, the remaining area
following the read barcode will be filled with NULL codes.
If barcode reading is not enabled, an error (ERROR_INVALID_HANDLE) will result.
Syntax:
DWORD BHT_ReadBar (
TCHAR* pwchBuffer
DWORD dwBarLen
DWORD* pdwActualBarLen
Parameters
pwchBuffer
[out] Heading address of the storage buffer storing the read data
dwBarLen
[in] Maximum length of data to be read
pdwActualBarLen
[out] Length of data read
Return value
Error code
ERROR_SUCCESS
ERROR_INVALID_HANDLE
ERROR_INVALID_PARAMETER No storage address specified.
,
,
)
Successful completion
Barcode device file not opened.
Meaning
84