From: Philippe Antoine <contact@catenacyber.fr>
Date: Tue, 12 Oct 2021 07:04:59 +0000 (+0200)
Subject: loopback: decodes IPv6 from all OSes
X-Git-Tag: suricata-5.0.8~10
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e6171519abcf7d18ee79aa94f0cf2b5f104850ee;p=thirdparty%2Fsuricata.git

loopback: decodes IPv6 from all OSes

As does wireshark

(cherry picked from commit 27b4f165b17499cc765ccb770f1cf994992e10f6)
---

diff --git a/src/decode-null.c b/src/decode-null.c
index 50b506c182..a55a4dad57 100644
--- a/src/decode-null.c
+++ b/src/decode-null.c
@@ -45,6 +45,13 @@
 
 #define HDR_SIZE 4
 
+#define AF_INET6_BSD     24
+#define AF_INET6_FREEBSD 28
+#define AF_INET6_DARWIN  30
+#define AF_INET6_LINUX   10
+#define AF_INET6_SOLARIS 26
+#define AF_INET6_WINSOCK 23
+
 int DecodeNull(ThreadVars *tv, DecodeThreadVars *dtv, Packet *p,
         const uint8_t *pkt, uint32_t len, PacketQueue *pq)
 {
@@ -68,7 +75,12 @@ int DecodeNull(ThreadVars *tv, DecodeThreadVars *dtv, Packet *p,
             SCLogDebug("IPV4 Packet");
             DecodeIPV4(tv, dtv, p, GET_PKT_DATA(p)+HDR_SIZE, GET_PKT_LEN(p)-HDR_SIZE, pq);
             break;
-        case AF_INET6:
+        case AF_INET6_BSD:
+        case AF_INET6_FREEBSD:
+        case AF_INET6_DARWIN:
+        case AF_INET6_LINUX:
+        case AF_INET6_SOLARIS:
+        case AF_INET6_WINSOCK:
             SCLogDebug("IPV6 Packet");
             DecodeIPV6(tv, dtv, p, GET_PKT_DATA(p)+HDR_SIZE, GET_PKT_LEN(p)-HDR_SIZE, pq);
             break;