Initial project import

tools/v/examples/pico/raw_callback.v

@@ -0,0 +1,39 @@
+// vtest build: !solaris
+module main
+
+import net
+import picoev
+
+const port = 8080
+
+const http_response = 'HTTP/1.1 200 OK\r\nContent-type: text/html\r\nContent-length: 18\r\n\r\nHello from Picoev!'
+
+fn main() {
+	println('Starting webserver on http://localhost:${port}/ ...')
+	mut pico := picoev.new(
+		port:   port
+		raw_cb: handle_conn
+	)!
+	pico.serve()
+}
+
+fn handle_conn(mut pv picoev.Picoev, fd int, _events int) {
+	// setup a nonblocking tcp connection
+	mut conn := &net.TcpConn{
+		sock:        net.tcp_socket_from_handle_raw(fd)
+		handle:      fd
+		is_blocking: false
+	}
+
+	mut buf := []u8{len: 4096}
+	// read data from the tcp connection
+	conn.read(mut buf) or { eprintln('could not read data from socket') }
+
+	println('received data:')
+	println(buf.bytestr())
+
+	conn.write(http_response.bytes()) or { eprintln('could not write response') }
+
+	// remove the socket from picoev's event loop and close the connection
+	pv.close_conn(fd)
+}