From 675b4aa878f16291ce33fced48a2bc7425f635ae Mon Sep 17 00:00:00 2001
From: Alexander Harkness <bearbin@gmail.com>
Date: Sun, 24 Nov 2013 14:19:41 +0000
Subject: Moved source to src

---
 src/OSSupport/Socket.h | 101 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 101 insertions(+)
 create mode 100644 src/OSSupport/Socket.h

(limited to 'src/OSSupport/Socket.h')

diff --git a/src/OSSupport/Socket.h b/src/OSSupport/Socket.h
new file mode 100644
index 000000000..34f09cc74
--- /dev/null
+++ b/src/OSSupport/Socket.h
@@ -0,0 +1,101 @@
+
+#pragma once
+
+
+
+
+
+class cSocket
+{
+public:
+	enum eFamily
+	{
+		IPv4 = AF_INET,
+		IPv6 = AF_INET6,
+	} ;
+	
+#ifdef _WIN32
+	typedef SOCKET xSocket;
+#else
+	typedef int xSocket;
+	static const int INVALID_SOCKET = -1;
+#endif
+
+	cSocket(void) : m_Socket(INVALID_SOCKET) {}
+	cSocket(xSocket a_Socket);
+	~cSocket();
+
+	bool IsValid(void) const { return IsValidSocket(m_Socket); }
+	void CloseSocket(void);
+
+	operator xSocket(void) const;
+	xSocket GetSocket(void) const;
+	
+	bool operator == (const cSocket & a_Other) {return m_Socket == a_Other.m_Socket; }
+	
+	void SetSocket(xSocket a_Socket);
+
+	/// Sets the address-reuse socket flag; returns true on success
+	bool SetReuseAddress(void);
+	
+	static int WSAStartup(void);
+
+	static AString GetErrorString(int a_ErrNo);
+	static int     GetLastError();
+	static AString GetLastErrorString(void)
+	{
+		return GetErrorString(GetLastError());
+	}
+	
+	/// Creates a new socket of the specified address family
+	static cSocket CreateSocket(eFamily a_Family);
+
+	inline static bool IsSocketError(int a_ReturnedValue)
+	{
+		#ifdef _WIN32
+			return (a_ReturnedValue == SOCKET_ERROR || a_ReturnedValue == 0);
+		#else
+			return (a_ReturnedValue <= 0);
+		#endif
+	}
+	
+	static bool IsValidSocket(xSocket a_Socket);
+
+	static const unsigned short ANY_PORT = 0;  // When given to Bind() functions, they will find a free port
+	static const int DEFAULT_BACKLOG = 10;
+
+	/// Binds to the specified port on "any" interface (0.0.0.0). Returns true if successful.
+	bool BindToAnyIPv4(unsigned short a_Port);
+	
+	/// Binds to the specified port on "any" interface (::/128). Returns true if successful.
+	bool BindToAnyIPv6(unsigned short a_Port);
+	
+	/// Binds to the specified port on localhost interface (127.0.0.1) through IPv4. Returns true if successful.
+	bool BindToLocalhostIPv4(unsigned short a_Port);
+	
+	/// Sets the socket to listen for incoming connections. Returns true if successful.
+	bool Listen(int a_Backlog = DEFAULT_BACKLOG);
+	
+	/// Accepts an IPv4 incoming connection. Blocks if none available.
+	cSocket AcceptIPv4(void);
+	
+	/// Accepts an IPv6 incoming connection. Blocks if none available.
+	cSocket AcceptIPv6(void);
+	
+	/// Connects to a localhost socket on the specified port using IPv4; returns true if successful.
+	bool ConnectToLocalhostIPv4(unsigned short a_Port);
+	
+	/// Connects to the specified host or string IP address and port, using IPv4. Returns true if successful.
+	bool ConnectIPv4(const AString & a_HostNameOrAddr, unsigned short a_Port);
+	
+	int Receive(char * a_Buffer, unsigned int a_Length, unsigned int a_Flags);
+	int Send   (const char * a_Buffer, unsigned int a_Length);
+	
+	unsigned short GetPort(void) const;  // Returns 0 on failure
+
+	const AString & GetIPString(void) const { return m_IPString; }
+
+private:
+	xSocket m_Socket;
+	AString m_IPString;
+};
\ No newline at end of file
-- 
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