added some other network builtins

samples/client.noja

@@ -0,0 +1,26 @@
+
+port = 8080;
+addr = "127.0.0.1";
+
+fd = net.socket(net.AF_INET, net.SOCK_STREAM, 0);
+
+if fd < 0:
+	{
+		print('Failed to create socket.\n');
+		return none;
+	}
+
+sin_addr = {};
+if net.inet_aton(addr, sin_addr) == 0:
+	{
+		print('Bad address string format.\n');
+		return none;
+	}
+
+if net.connect(fd, { sin_family: net.AF_INET, sin_port: net.htons(port), sin_addr: sin_addr }) != 0:
+	{
+		print('Failed to connect.\n');
+		return none;
+	}
+
+print('Connected!\n');

samples/server.noja

@@ -0,0 +1,38 @@
+
+port = 8080;
+backlog = 5;
+
+fd = net.socket(net.AF_INET, net.SOCK_STREAM, 0);
+
+if fd < 0:
+	{
+		print('Failed to create socket.\n');
+		return none;
+	}
+
+if net.bind(fd, {sin_family: net.AF_INET, sin_port: net.htons(port), sin_addr: {s_addr: net.htonl(net.INADDR_ANY)}}) != 0:
+	{
+		print('Failed to bind.\n');
+		return none;
+	}
+
+if net.listen(fd, backlog) != 0:
+	{
+		print('Failed to listen.\n');
+		return none;
+	}
+
+while true:
+	{
+		client_addr = {};
+		client_fd   = net.accept(fd, client_addr);
+
+		if client_fd < 0:
+			print('Warning! Failed to accept!\n');
+
+		print('Got a connection!\n');
+		print('client_fd   = ', client_fd, '\n');
+		print('client_addr = {', client_addr, '}\n');
+		
+		# ..continue..
+	}

samples/socket.noja

@@ -1,9 +1,28 @@
 
-print('test 0\n');
+addr = "216.58.208.142";
+port = 80;
 
-print('SOCK_STREAM = ', network.SOCK_STREAM, ';\n');
+fd = net.socket(net.AF_INET, net.SOCK_STREAM, 0);
 
-print('test 1\n');
+if fd < 0:
+	{
+		print('Failed to create socket\n');
+		return none;
+	}
 
-fd = network.socket(network.AF_INET, network.SOCK_STREAM, 0);
-print(fd);
+in_addr = {};
+if net.inet_aton(addr, in_addr) == 0:
+	{
+		print('Bad address string format\n');
+		return none;
+	}
+
+r = net.connect(fd, {sin_family: net.AF_INET, sin_port: net.htons(port), sin_addr: in_addr});
+
+if r < 0:
+	{
+		print('Failed to connect\n');
+		return none;
+	}
+
+print('Connected!\n');