Network: First commit

Former-commit-id: ec8697acc51569f5043e4f70e4cf42f1c5dc487c

src/Nazara/Network/AbstractSocket.cpp

@@ -0,0 +1,108 @@
+// Copyright (C) 2015 Jérôme Leclercq
+// This file is part of the "Nazara Engine - Utility module"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#include <Nazara/Network/AbstractSocket.hpp>
+#include <Nazara/Core/Error.hpp>
+#include <utility>
+#include <Nazara/Network/Debug.hpp>
+
+#if defined(NAZARA_PLATFORM_WINDOWS)
+#include <Nazara/Network/Win32/SocketImpl.hpp>
+#else
+#error Missing implementation: Socket
+#endif
+
+namespace Nz
+{
+	AbstractSocket::AbstractSocket(SocketType type) :
+	m_handle(SocketImpl::InvalidHandle),
+	m_state(SocketState_NotConnected),
+	m_type(type),
+	m_isBlockingEnabled(true)
+	{
+	}
+
+	AbstractSocket::AbstractSocket(AbstractSocket&& abstractSocket) :
+	m_protocol(abstractSocket.m_protocol),
+	m_lastError(abstractSocket.m_lastError),
+	m_handle(abstractSocket.m_handle),
+	m_state(abstractSocket.m_state),
+	m_type(abstractSocket.m_type),
+	m_isBlockingEnabled(abstractSocket.m_isBlockingEnabled)
+	{
+		abstractSocket.m_handle = SocketImpl::InvalidHandle;
+	}
+
+	AbstractSocket::~AbstractSocket()
+	{
+		Close();
+	}
+
+	void AbstractSocket::Close()
+	{
+		if (m_handle != SocketImpl::InvalidHandle)
+		{
+			OnClose();
+
+			SocketImpl::Close(m_handle);
+			m_handle = SocketImpl::InvalidHandle;
+		}
+	}
+
+	void AbstractSocket::EnableBlocking(bool blocking)
+	{
+		if (m_isBlockingEnabled != blocking)
+		{
+			if (m_handle != SocketImpl::InvalidHandle)
+				SocketImpl::SetBlocking(m_handle, blocking, &m_lastError);
+
+			m_isBlockingEnabled = blocking;
+		}
+	}
+
+	unsigned int AbstractSocket::QueryAvailableBytes() const
+	{
+		if (m_handle == SocketImpl::InvalidHandle)
+			return 0;
+
+		return SocketImpl::QueryAvailableBytes(m_handle);
+	}
+
+	void AbstractSocket::OnClose()
+	{
+		ChangeState(SocketState_NotConnected);
+	}
+
+	void AbstractSocket::OnOpened()
+	{
+		SocketError error;
+		if (!SocketImpl::SetBlocking(m_handle, m_isBlockingEnabled, &error))
+			NazaraWarning("Failed to set socket blocking mode (0x" + String::Number(ERROR, 16) + ')');
+	}
+
+	bool AbstractSocket::Open(NetProtocol protocol)
+	{
+		if (m_handle == SocketImpl::InvalidHandle || m_protocol != protocol)
+		{
+			SocketHandle handle = SocketImpl::Create(protocol, m_type, &m_lastError);
+			if (handle == SocketImpl::InvalidHandle)
+				return false;
+
+			m_protocol = protocol;
+			Open(handle);
+		}
+
+		return true;
+	}
+
+	void AbstractSocket::Open(SocketHandle handle)
+	{
+		NazaraAssert(handle != SocketImpl::InvalidHandle, "Invalid handle");
+
+		Close();
+
+		m_handle = handle;
+		OnOpened();
+	}
+}