commit 1f40776bc166ece8dad0d333905481aa28786cb5
from: michi <michi+ngircd@dataswamp.org>
via: Alexander Barton <alex@barton.de>
date: Sun May 03 22:58:24 2020 UTC

Allow hostmask cloaking when rDNS is disabled

commit - 387a29a7fdbf00f5d792ba1450c608db8670308a
commit + 1f40776bc166ece8dad0d333905481aa28786cb5
blob - 118431b1c94a237c16ca8db32c60a6c449185f8f
blob + 1c7bd1ead0cc510a814d59f0c43d12c1e1bb65da
--- src/ngircd/client.c
+++ src/ngircd/client.c
@@ -337,9 +337,11 @@ Client_SetHostname( CLIENT *Client, const char *Hostna
 	assert(Client != NULL);
 	assert(Hostname != NULL);
 
-	/* Only cloak the hostmask if it has not yet been cloaked (the period
-	 * or colon indicates it's still an IP address). */
-	if (Conf_CloakHost[0] && strpbrk(Client->host, ".:")) {
+	/* Only cloak the hostmask if it has not yet been cloaked.
+	 * The period or colon indicates it's still an IP address.
+	 * An empty string means a rDNS lookup did not happen (yet).
+         */
+	if (Conf_CloakHost[0] && (!Client->host[0] || strpbrk(Client->host, ".:"))) {
 		char cloak[GETID_LEN];
 
 		strlcpy(cloak, Hostname, GETID_LEN);