From f5c4671bfbad96bf346bd7e9a21fc4317b4959df Mon Sep 17 00:00:00 2001
From: Indrajith K L
Date: Sat, 3 Dec 2022 17:00:20 +0530
Subject: Adds most of the tools

---
 .../v/old/examples/net_udp_server_and_client.v     | 44 ++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 v_windows/v/old/examples/net_udp_server_and_client.v

(limited to 'v_windows/v/old/examples/net_udp_server_and_client.v')

diff --git a/v_windows/v/old/examples/net_udp_server_and_client.v b/v_windows/v/old/examples/net_udp_server_and_client.v
new file mode 100644
index 0000000..a69d178
--- /dev/null
+++ b/v_windows/v/old/examples/net_udp_server_and_client.v
@@ -0,0 +1,44 @@
+import os
+import os.cmdline
+import net
+
+fn main() {
+	println('Usage: net_udp_server_and_client [-l] [-p 5000]')
+	println('     -l      - act as a server and listen')
+	println('     -p XXXX - custom port number')
+	println('------------------------------------------')
+	is_server := '-l' in os.args
+	port := cmdline.option(os.args, '-p', '40001').int()
+	mut buf := []byte{len: 100}
+	if is_server {
+		println('UDP echo server, listening for udp packets on port: $port')
+		mut c := net.listen_udp(':$port') ?
+		for {
+			read, addr := c.read(mut buf) or { continue }
+			println('received $read bytes from $addr')
+			c.write_to(addr, buf[..read]) or {
+				println('Server: connection dropped')
+				continue
+			}
+		}
+	} else {
+		println('UDP client, sending packets to port: ${port}.\nType `exit` to exit.')
+		mut c := net.dial_udp('localhost:$port') ?
+		for {
+			mut line := os.input('client > ')
+			match line {
+				'' {
+					line = '\n'
+				}
+				'exit' {
+					println('goodbye.')
+					exit(0)
+				}
+				else {}
+			}
+			c.write_string(line) ?
+			read, _ := c.read(mut buf) ?
+			println('server : ' + buf[0..read].bytestr())
+		}
+	}
+}
-- 
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