/// <summary>
/// Creates and initialize a <a href="http://libusb.sourceforge.net/api-1.0/index.html">Libusb-1.0</a> USB session handle.
/// </summary>
/// <remarks>
/// <para>A <see cref="MonoUsbSessionHandle"/> instance must be created before calling any other <a href="http://libusb.sourceforge.net/api-1.0/index.html">Libusb-1.0 API</a> function.</para>
/// </remarks>
public MonoUsbSessionHandle() : base(IntPtr.Zero, true)
{
lock (sessionLOCK)
{
IntPtr pNewSession = IntPtr.Zero;
try
{
mLastReturnCode = (MonoUsbError)MonoUsbApi.Init(ref pNewSession);
}
catch (DllNotFoundException dllNotFound)
{
if (LHelper.IsLinux)
{
throw new DllNotFoundException(DLL_NOT_FOUND_LINUX, dllNotFound);
}
else
{
throw new DllNotFoundException(DLL_NOT_FOUND_WINDOWS, dllNotFound);
}
}
if ((int)mLastReturnCode < 0)
{
mLastReturnString = MonoUsbApi.StrError(mLastReturnCode);
SetHandleAsInvalid();
}
else
{
SetHandle(pNewSession);
mSessionCount++;
}
}
}
/// <summary>
/// Creates and initialize a <a href="http://libusb.sourceforge.net/api-1.0/index.html">Libusb-1.0</a> USB session handle.
/// </summary>
/// <remarks>
/// <para>A <see cref="MonoUsbSessionHandle"/> instance must be created before calling any other <a href="http://libusb.sourceforge.net/api-1.0/index.html">Libusb-1.0 API</a> function.</para>
/// </remarks>
public MonoUsbSessionHandle() : base(IntPtr.Zero, true)
{
lock (sessionLOCK)
{
IntPtr pNewSession = IntPtr.Zero;
try
{
mLastReturnCode = (Error)MonoUsbApi.Init(ref pNewSession);
}
catch (DllNotFoundException dllNotFound)
{
if (Helper.IsLinux)
{
throw new DllNotFoundException(DLL_NOT_FOUND_LINUX, dllNotFound);
}
else
{
throw new DllNotFoundException(DLL_NOT_FOUND_WINDOWS, dllNotFound);
}
}
if (mLastReturnCode != Error.Success)
{
throw new MonoUsbException(mLastReturnCode);
}
else
{
SetHandle(pNewSession);
mSessionCount++;
}
}
}
