/// <summary>
/// Gets a parameter of the interface whose data type is <see cref="int"/>.
/// </summary>
/// <param name="opCode">The opcode of the parameter.</param>
/// <returns>The integer value.</returns>
private int GetInterfaceInt(Wlan.WlanIntfOpcode opCode)
{
IntPtr valuePtr;
int valueSize;
Wlan.WlanOpcodeValueType opcodeValueType;
Wlan.ThrowIfError(
Wlan.WlanQueryInterface(client.clientHandle, info.interfaceGuid, opCode, IntPtr.Zero, out valueSize, out valuePtr, out opcodeValueType));
try {
return(Marshal.ReadInt32(valuePtr));
} finally {
Wlan.WlanFreeMemory(valuePtr);
}
}
