From: Ian Kelling <iank@fsf.org>
Date: Sun, 3 May 2020 02:22:54 +0000 (-0400)
Subject: fix for abbreviated ipv6
X-Git-Url: https://vcs.fsf.org/?a=commitdiff_plain;ds=inline;p=p0f-client-exim.git

fix for abbreviated ipv6
---

diff --git a/p0f-client.c b/p0f-client.c
index d53bda6..ea815fd 100644
--- a/p0f-client.c
+++ b/p0f-client.c
@@ -73,10 +73,15 @@ static void parse_addr6(char* str, u8* ret) {
 
     while (isxdigit(*str)) str++;
     if (*str) str++;
+    // ian: added this to get beyond ::
+    if (*str && !isxdigit(*str)) str++;
 
   }
 
-  if (seg != 8) FATAL("Malformed IPv6 address (don't abbreviate).");
+  // iank: commented. exim abbreviates but its consistent. and ip addr is only used
+  // to identify host, some misplaced leading zeros will not end up making 2
+  // ipv6 addresses from the internet be the same in practice.
+  //if (seg != 8) FATAL("Malformed IPv6 address (don't abbreviate).");
 
 }