From 83c7d5f26cc3dcc93967a694b6b07447e839d6c1 Mon Sep 17 00:00:00 2001
From: Nakidai <nakidai@disroot.org>
Date: Thu, 12 Feb 2026 22:47:39 +0300
Subject: Add LIST command

Though it's kinda basic, but still
---
 handle.c | 23 +++++++++++++++++++++++
 reply.c  | 13 +++++++++++++
 2 files changed, 36 insertions(+)

diff --git a/handle.c b/handle.c
index 903a4f4..9c4590a 100644
--- a/handle.c
+++ b/handle.c
@@ -118,6 +118,28 @@ kick(struct Message *msg, struct Peer *peer)
 	return 0;
 }
 
+static int
+list(struct Message *msg, struct Peer *peer)
+{
+	/* enough to store 2^209, mail me when this become small for a user count */
+	static char count[64];
+	size_t i;
+	int one;
+
+	ensure(peer->type, reply(peer, 451), 0);
+	one = msg->params[0] && *msg->params[0];
+
+	for (i = 0; i < channels_c; ++i)
+		if (!one || !strcmp(channels[i].name, msg->params[0]))
+		{
+			snprintf(count, sizeof(count), "%zu", channels[i].peers_c);
+			reply(peer, 322, channels[i].name, count, "");
+		}
+	reply(peer, 323);
+
+	return 0;
+}
+
 static int
 mode_channel(struct Message *msg, struct Peer *peer)
 {
@@ -615,6 +637,7 @@ static struct Handler {
 {
 	{ "join", join },
 	{ "kick", kick },
+	{ "list", list },
 	{ "mode", mode },
 	{ "names", names },
 	{ "nick", nick },
diff --git a/reply.c b/reply.c
index de1d5c7..268e912 100644
--- a/reply.c
+++ b/reply.c
@@ -133,6 +133,19 @@ vreply(const struct Peer *peer, int number, va_list ap)
 		getnick(peer),
 		nick
 	), nick, _);
+	REPLY(322, WRITE(
+		":%s 322 %s %s %s :%s",
+		hostname,
+		getnick(peer),
+		channel,
+		count,
+		topic
+	), channel, count, topic, _);
+	REPLY(323, WRITE(
+		":%s 323 %s :End of LIST",
+		hostname,
+		getnick(peer)
+	), _);
 	REPLY(324, WRITE(
 		":%s 324 %s %s +%s",
 		hostname,
-- 
cgit 1.4.1