examples: http_client.py, http_server.py aren't just unix, move to network/.

examples/network/http_client.py

@@ -0,0 +1,32 @@
+try:
+    import usocket as _socket
+except:
+    import _socket
+
+
+s = _socket.socket()
+
+if 1:
+    ai = _socket.getaddrinfo("google.com", 80)
+    print("Address infos:", ai)
+    addr = ai[0][4]
+else:
+    # Deprecated ways to construct connection address
+    addr = _socket.sockaddr_in()
+    addr.sin_family = 2
+    #addr.sin_addr = (0x0100 << 16) + 0x007f
+    #addr.sin_addr = (0x7f00 << 16) + 0x0001
+    #addr.sin_addr = _socket.inet_aton("127.0.0.1")
+    addr.sin_addr = _socket.gethostbyname("google.com")
+    addr.sin_port = _socket.htons(80)
+
+print("Connect address:", addr)
+s.connect(addr)
+
+if 0:
+    # MicroPython rawsocket module supports file interface directly
+    s.write("GET / HTTP/1.0\n\n")
+    print(s.readall())
+else:
+    s.send(b"GET / HTTP/1.0\n\n")
+    print(s.recv(4096))

examples/network/http_server.py

@@ -0,0 +1,41 @@
+try:
+    import usocket as socket
+except:
+    import socket
+
+
+CONTENT = """\
+HTTP/1.0 200 OK
+
+Hello #{} from MicroPython!
+"""
+
+s = socket.socket()
+
+ai = socket.getaddrinfo("127.0.0.1", 8080)
+print("Bind address info:", ai)
+addr = ai[0][4]
+
+s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
+s.bind(addr)
+s.listen(5)
+print("Listening, connect your browser to http://127.0.0.1:8080/")
+
+counter = 0
+while True:
+    res = s.accept()
+    client_s = res[0]
+    client_addr = res[1]
+    print("Client address:", client_addr)
+    print("Client socket:", client_s)
+    print("Request:")
+    if 0:
+        # MicroPython rawsocket module supports file interface directly
+        print(client_s.read(4096))
+        #print(client_s.readall())
+        client_s.write(CONTENT.format(counter))
+    else:
+        print(client_s.recv(4096))
+        client_s.send(bytes(CONTENT.format(counter), "ascii"))
+    client_s.close()
+    counter += 1