From f9347c2f8bb9988de9a572d89526cb64a8e4f804 Mon Sep 17 00:00:00 2001
From: Vladimir Dubrovin <3proxy@3proxy.ru>
Date: Thu, 21 Oct 2021 19:56:09 +0300
Subject: [PATCH] Allow all-zero IP and port for BIND and UDP ASSOC

---
 src/auth.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/auth.c b/src/auth.c
index 634b092..a9a3040 100644
--- a/src/auth.c
+++ b/src/auth.c
@@ -384,7 +384,7 @@ int ACLmatches(struct ace* acentry, struct clientparam * param){
 		}
 	 if(!ipentry) return 0;
 	}
-	if((acentry->dst && !SAISNULL(&param->req)) || (acentry->dstnames && param->hostname)) {
+	if((acentry->dst && (!SAISNULL(&param->req) || param->operation == UDPASSOC || param->operation==BIND)) || (acentry->dstnames && param->hostname)) {
 	 for(ipentry = acentry->dst; ipentry; ipentry = ipentry->next)
 		if(IPInentry((struct sockaddr *)&param->req, ipentry)) {
 			break;
@@ -432,7 +432,7 @@ int ACLmatches(struct ace* acentry, struct clientparam * param){
 	 }
 	 if(!ipentry && !hstentry) return 0;
 	}
-	if(acentry->ports && *SAPORT(&param->req)) {
+	if(acentry->ports && (*SAPORT(&param->req) || param->operation == UDPASSOC || param->operation == BIND)) {
 	 for (portentry = acentry->ports; portentry; portentry = portentry->next)
 		if(ntohs(*SAPORT(&param->req)) >= portentry->startport &&
 			   ntohs(*SAPORT(&param->req)) <= portentry->endport) {