From: Lennart Poettering <lennart@poettering.net>
Date: Thu, 6 Oct 2016 14:01:05 +0000 (+0200)
Subject: resolved: properly handle BADCOOKIE DNS error
X-Git-Tag: v232~143^2~4
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6f21e066f6c8c5bedafedddc4b350c58102506c6;p=thirdparty%2Fsystemd.git

resolved: properly handle BADCOOKIE DNS error

Add this new error code (documented in RFC7873) to our list of known errors.
---

diff --git a/src/resolve/resolved-dns-packet.c b/src/resolve/resolved-dns-packet.c
index a8ad8fe342b..5304c6e6e6d 100644
--- a/src/resolve/resolved-dns-packet.c
+++ b/src/resolve/resolved-dns-packet.c
@@ -2289,6 +2289,7 @@ static const char* const dns_rcode_table[_DNS_RCODE_MAX_DEFINED] = {
         [DNS_RCODE_BADNAME] = "BADNAME",
         [DNS_RCODE_BADALG] = "BADALG",
         [DNS_RCODE_BADTRUNC] = "BADTRUNC",
+        [DNS_RCODE_BADCOOKIE] = "BADCOOKIE",
 };
 DEFINE_STRING_TABLE_LOOKUP(dns_rcode, int);
 
diff --git a/src/resolve/resolved-dns-packet.h b/src/resolve/resolved-dns-packet.h
index 7b7d4e14c96..054dc88a85e 100644
--- a/src/resolve/resolved-dns-packet.h
+++ b/src/resolve/resolved-dns-packet.h
@@ -263,6 +263,7 @@ enum {
         DNS_RCODE_BADNAME = 20,
         DNS_RCODE_BADALG = 21,
         DNS_RCODE_BADTRUNC = 22,
+        DNS_RCODE_BADCOOKIE = 23,
         _DNS_RCODE_MAX_DEFINED,
         _DNS_RCODE_MAX = 4095 /* 4 bit rcode in the header plus 8 bit rcode in OPT, makes 12 bit */
 };