From dd3355732b392f8be9f326feb1849b2f46c9a1fc Mon Sep 17 00:00:00 2001
From: Doug Freed <dwfreed@mtu.edu>
Date: Tue, 21 Feb 2023 20:47:11 +0000
Subject: [PATCH] m_starttls: advertise tls cap only if SSL is possible

---
 modules/m_starttls.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/modules/m_starttls.c b/modules/m_starttls.c
index bc25e9cc..c87489dc 100644
--- a/modules/m_starttls.c
+++ b/modules/m_starttls.c
@@ -45,7 +45,14 @@ mapi_clist_av1 starttls_clist[] = { &starttls_msgtab, NULL };
 
 unsigned int CLICAP_TLS = 0;
 
+static bool
+tls_visible(struct Client *ignored)
+{
+	return ircd_ssl_ok && get_ssld_count();
+}
+
 static struct ClientCapability capdata_tls = {
+	.visible = tls_visible,
 	.flags = CLICAP_FLAGS_PRIORITY,
 };