internal static int berParseHeader(RdpPacket data, BER_Header eTagVal)
{
int num = 0;
int num2 = 0;
int num3 = 0;
int num4 = (int)eTagVal;
if (num4 > 0xff)
{
num = data.ReadBigEndian16();
}
else
{
num = data.ReadByte();
}
if (num != num4)
{
throw new RDFatalException("Bad tag " + num.ToString() + " but need " + eTagVal.ToString());
}
num3 = data.ReadByte();
if (num3 <= 0x80)
{
return(num3);
}
num3 -= 0x80;
num2 = 0;
while (num3-- != 0)
{
num2 = (num2 << 8) + data.ReadByte();
}
return(num2);
}
internal static void sendBerHeader(RdpPacket data, BER_Header berHeader, int param)
{
int num = (int)berHeader;
if (num > 0xff)
{
data.WriteBigEndian16((short)num);
}
else
{
data.WriteByte((byte)num);
}
if (param >= 0x80)
{
data.WriteByte(130);
data.WriteBigEndian16((short)param);
}
else
{
data.WriteByte((byte)param);
}
}
private static void sendBerHeader(RdpPacket data0, BER_Header data1, int data2)
{
int num = (int)data1;
if (num > 0xff)
{
data0.WriteBigEndian16((short)num);
}
else
{
data0.WriteByte((byte)num);
}
if (data2 >= 0x80)
{
data0.WriteByte(130);
data0.WriteBigEndian16((short)data2);
}
else
{
data0.WriteByte((byte)data2);
}
}
