1 files changed, 149 insertions, 0 deletions

diff --git a/source/OSSupport/BlockingTCPLink.cpp b/source/OSSupport/BlockingTCPLink.cpp
new file mode 100644
index 000000000..55454a4b5
--- /dev/null
+++ b/source/OSSupport/BlockingTCPLink.cpp
@@ -0,0 +1,149 @@
+
+#include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
+
+#include "BlockingTCPLink.h"
+
+
+
+
+
+#ifdef _WIN32
+	#define MSG_NOSIGNAL (0)
+#endif
+#ifdef __MACH__
+	#define MSG_NOSIGNAL (0)
+#endif
+
+
+
+
+
+cBlockingTCPLink::cBlockingTCPLink(void)
+{
+}
+
+
+
+
+
+cBlockingTCPLink::~cBlockingTCPLink()
+{
+	CloseSocket();
+}
+
+
+
+
+
+void cBlockingTCPLink::CloseSocket()
+{
+	if (!m_Socket.IsValid())
+	{
+		m_Socket.CloseSocket();
+	}
+}
+
+
+
+
+
+bool cBlockingTCPLink::Connect(const char * iAddress, unsigned int iPort)
+{
+	ASSERT(!m_Socket.IsValid());
+	if (m_Socket.IsValid())
+	{
+		LOGWARN("WARNING: cTCPLink Connect() called while still connected.");
+		m_Socket.CloseSocket();
+	}
+
+	struct hostent *hp;
+	unsigned int addr;
+	struct sockaddr_in server;
+
+	m_Socket = socket(AF_INET, SOCK_STREAM, 0);
+	if (!m_Socket.IsValid())
+	{
+		LOGERROR("cTCPLink: Cannot create a socket");
+		return false;
+	}
+
+	addr = inet_addr(iAddress);
+	hp = gethostbyaddr((char *)&addr, sizeof(addr), AF_INET);
+	if (hp == NULL)
+	{
+		//LOGWARN("cTCPLink: gethostbyaddr returned NULL");
+		hp = gethostbyname(iAddress);
+		if (hp == NULL)
+		{
+			LOGWARN("cTCPLink: Could not resolve %s", iAddress);
+			CloseSocket();
+			return false;
+		}
+	}
+
+	server.sin_addr.s_addr = *((unsigned long *)hp->h_addr);
+	server.sin_family = AF_INET;
+	server.sin_port = htons( (unsigned short)iPort);
+	if (connect(m_Socket, (struct sockaddr *)&server, sizeof(server)))
+	{
+		LOGWARN("cTCPLink: Connection to \"%s:%d\" failed (%s)", iAddress, iPort, cSocket::GetErrorString( cSocket::GetLastError() ).c_str() );
+		CloseSocket();
+		return false;
+	}
+
+	return true;
+}
+
+
+
+
+
+int cBlockingTCPLink::Send(char * a_Data, unsigned int a_Size, int a_Flags /* = 0 */ )
+{
+	ASSERT(m_Socket.IsValid());
+	if (!m_Socket.IsValid())
+	{
+		LOGERROR("cBlockingTCPLink: Trying to send data without a valid connection!");
+		return -1;
+	}
+	return m_Socket.Send(a_Data, a_Size);
+}
+
+
+
+
+
+int cBlockingTCPLink::SendMessage( const char* a_Message, int a_Flags /* = 0 */ )
+{
+	ASSERT(m_Socket.IsValid());
+	if (!m_Socket.IsValid())
+	{
+		LOGWARN("cBlockingTCPLink: Trying to send message without a valid connection!");
+		return -1;
+	}
+	return m_Socket.Send(a_Message, strlen(a_Message));
+}
+
+
+
+
+
+void cBlockingTCPLink::ReceiveData(AString & oData)
+{
+	ASSERT(m_Socket.IsValid());
+	if (!m_Socket.IsValid())
+	{
+		return;
+	}
+
+	int Received = 0;
+	char Buffer[256];
+	while ((Received = recv(m_Socket, Buffer, sizeof(Buffer), 0)) > 0)
+	{
+		oData.append(Buffer, Received);
+	}
+}
+
+
+
+