Specifications

BHT_GetBarNum

Description

Read the number of digits of the barcode remaining in the barcode buffer.

If barcode reading is not enabled, an error (ERROR_INVALID_HANDLE) will result.

Syntax

DWORD BHT_GetBarNum (

DWORD* pdwCodeNum )

Parameters

pdwCodeNum

[out] Address for storing the barcode length

Return value

Error code Meaning

ERROR_SUCCESS Successful completion

ERROR_INVALID_HANDLE Barcode device file not opened

ERROR_INVALID_PARAMETER Storage address not specified