Added sample for Console and Socket modules.

Added sample for Console and Socket modules.

samples/console_and_socket.lua

@@ -0,0 +1,98 @@
+-----------------------------------------------------------------------------
+--           This sample works fine with PC utility, CHMM2 sender          --
+--              You can find the source of this utility here:              --
+-- https://github.com/Rinnegatamante/CHMM2/blob/master/tools/sender/main.c --
+-----------------------------------------------------------------------------
+
+-- Init socketing and create a server socket on Port 5000
+Socket.init()
+server = Socket.createServerSocket(5000)
+
+-- Create a debug console
+cns = Console.new(TOP_SCREEN)
+state = 0
+
+while true do
+
+	-- Clear screen
+	Screen.refresh()
+	Screen.clear(TOP_SCREEN)
+
+	-- State 0: Looking for connections
+	if state == 0 then
+
+		-- Writing info on screen
+		Console.append(cns, "Looking for connections...")
+		Console.append(cns, "\nIP: "..Network.getIPAddress())
+		Console.show(cns)
+		Screen.flip()
+		Screen.waitVblankStart()
+		Console.clear(cns)
+
+		-- Searching for clients
+		client = Socket.accept(server)
+		if client == nil then
+			state = 0
+		else
+			state = 1
+		end
+
+	-- State 1: Connection estabilished, sending response to client
+	elseif state == 1 then
+
+		-- Writing info on screen
+		Console.append(cns, "Sending magic...\n")
+		Console.show(cns)
+		Screen.flip()
+		Screen.waitVblankStart()
+		Console.clear(cns)
+
+		-- Sending magic word expected from client to communicate
+		Socket.send(client, "YATA SENDER")
+		state = 2
+
+		-- Opening file to be received
+		new_theme = io.open("/tmp.zip",FCREATE)
+		offs = 0
+
+	-- State 2: File receiver
+	elseif state == 2 then
+
+		-- Writing info on screen
+		Console.append(cns, "Receiving file...\n")
+		Console.show(cns)
+		Screen.flip()
+		Screen.waitVblankStart()
+
+		-- File receiver on work with 256 bytes packets
+		block = Socket.receive(client, 256)
+		while string.len(block) > 0 do
+			io.write(new_theme, offs, block, string.len(block))
+			offs = offs + string.len(block)
+			block = Socket.receive(client, 256)
+		end
+
+		-- Closing sockets instances and file
+		io.close(new_theme)
+		Socket.close(server)
+		Socket.close(client)
+		Socket.term()
+
+		-- Writing info on screen
+		Console.clear(cns)
+		Console.append(cns, "File received\nPress START to exit.")
+		state = 3
+
+	else
+
+		-- Script finished
+		Console.show(cns)
+		Screen.flip()
+		Screen.waitVblankStart()
+		if Controls.check(Controls.read(), KEY_START) then
+			System.exit()
+		end
+
+	end
+
+end