From c22063c43158bc2ff099d41db98f0c0f73ac3422 Mon Sep 17 00:00:00 2001
From: Mark Pizzolato <mark@infocomm.com>
Date: Tue, 27 Aug 2013 10:41:49 -0700
Subject: [PATCH] sim_sock.c allow validation address to match various forms of
 literal localhost addresses.

---
 sim_sock.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/sim_sock.c b/sim_sock.c
index 79834d24..81ac5da8 100644
--- a/sim_sock.c
+++ b/sim_sock.c
@@ -610,6 +610,14 @@ if (validate_addr) {
             break;
             }
         }
+    if (status != SCPE_OK) {
+        /* be generous and allow successful validations against variations of localhost addresses */
+        if (((0 == strcmp("127.0.0.1", hostp)) && 
+             (0 == strcmp("::1", validate_addr))) ||
+            ((0 == strcmp("127.0.0.1", validate_addr)) && 
+             (0 == strcmp("::1", hostp))))
+            status = SCPE_OK;
+        }
     p_freeaddrinfo (ai_host);
     p_freeaddrinfo (ai_validate);
     return status;