|
参数 |
类型 |
方向 |
含义 |
|
ReaderID |
int |
IN |
所要获取的设备标示ID，范围0x0000-0xFFFF，如果未知，则ReaderID=0 |
|
ReaderSerial |
Char * |
OUT |
读取的产品序列号，长度为8个字节 |
返 回 值：大于0为成功，<=0为失败
int stdcall YW_GetReaderSerial(int ReaderID, char *ReaderSerial);
function YW_GetReaderSerial(ReaderID: Integer; ReaderSerial: PChar): Integer;stdcall;external YOWOREADERDLL;
Public Declare Function YW_GetReaderSerial Lib "YW60x.dll" (ByVal ReaderID As Long, ByRef ReaderSerial As Byte) As Long
public int YW_GetReaderSerial(int ReaderID, Pointer ReaderSerial)
{
int ret;
try
{
JNative fuc = new JNative("YW60x.dll", "YW_GetReaderVersion");
fuc.setRetVal(Type.INT);
fuc.setParameter(0, ReaderID);
fuc.setParameter(0, ReaderSerial);
fuc.invoke();
ret = fuc.getRetValAsInt();
}
catch(NativeException e)
{
ret = -1;
}
catch(IllegalAccessException e)
{
ret = -2;
}
return ret;
}
[DllImport("YW60x.dll")]
public static extern int YW_GetReaderSerial(int ReaderID, byte [] ReaderSerial);
public FUNCTION long YW_GetReaderSerial (long lReaderID , ref char ReaderSerial[]) library "YW60x.dll"
