suricata checkin based on commit id a4bce14770beee46a537eda3c3f6e8e8565d5d0a

Change-Id: I9a214fa0ee95e58fc640e50bd604dac7f42db48f

1 files changed, 1642 insertions, 0 deletions

diff --git a/framework/src/suricata/src/decode-icmpv6.c b/framework/src/suricata/src/decode-icmpv6.c
new file mode 100644
index 00000000..7972ea79
--- /dev/null
+++ b/framework/src/suricata/src/decode-icmpv6.c
@@ -0,0 +1,1642 @@
+/* Copyright (C) 2007-2010 Open Information Security Foundation
+ *
+ * You can copy, redistribute or modify this Program under the terms of
+ * the GNU General Public License version 2 as published by the Free
+ * Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * version 2 along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ */
+
+/**
+ * \ingroup decode
+ *
+ * @{
+ */
+
+
+/**
+ * \file
+ *
+ * \author Victor Julien <victor@inliniac.net>
+ *
+ * Decode ICMPv6
+ */
+
+#include "suricata-common.h"
+#include "decode-icmpv6.h"
+#include "decode.h"
+#include "decode-tcp.h"
+#include "decode-sctp.h"
+#include "decode-udp.h"
+#include "decode-events.h"
+#include "util-unittest.h"
+#include "flow.h"
+#include "util-debug.h"
+#include "util-print.h"
+
+#include "pkt-var.h"
+#include "util-profiling.h"
+#include "host.h"
+
+
+/**
+ * \brief Get variables and do some checks of the embedded IPV6 packet
+ *
+ * \param p Pointer to the packet we are filling
+ * \param partial_packet  Pointer to the raw packet buffer
+ * \param len the len of the rest of the packet not processed yet
+ *
+ * \retval void No return value
+ */
+void DecodePartialIPV6(Packet *p, uint8_t *partial_packet, uint16_t len )
+{
+    /** Check the sizes, the header must fit at least */
+    if (len < IPV6_HEADER_LEN) {
+        SCLogDebug("ICMPV6_IPV6_TRUNC_PKT");
+        ENGINE_SET_INVALID_EVENT(p, ICMPV6_IPV6_TRUNC_PKT);
+        return;
+    }
+
+    IPV6Hdr *icmp6_ip6h = (IPV6Hdr*)partial_packet;
+
+    /** Check the embedded version */
+    if(((icmp6_ip6h->s_ip6_vfc & 0xf0) >> 4) != 6)
+    {
+        SCLogDebug("ICMPv6 contains Unknown IPV6 version "
+                "ICMPV6_IPV6_UNKNOWN_VER");
+        ENGINE_SET_INVALID_EVENT(p, ICMPV6_IPV6_UNKNOWN_VER);
+        return;
+    }
+
+    /** We need to fill icmpv6vars */
+    p->icmpv6vars.emb_ipv6h = icmp6_ip6h;
+
+    /** Get the IP6 address */
+    p->icmpv6vars.emb_ip6_src[0] = icmp6_ip6h->s_ip6_src[0];
+    p->icmpv6vars.emb_ip6_src[1] = icmp6_ip6h->s_ip6_src[1];
+    p->icmpv6vars.emb_ip6_src[2] = icmp6_ip6h->s_ip6_src[2];
+    p->icmpv6vars.emb_ip6_src[3] = icmp6_ip6h->s_ip6_src[3];
+
+    p->icmpv6vars.emb_ip6_dst[0] = icmp6_ip6h->s_ip6_dst[0];
+    p->icmpv6vars.emb_ip6_dst[1] = icmp6_ip6h->s_ip6_dst[1];
+    p->icmpv6vars.emb_ip6_dst[2] = icmp6_ip6h->s_ip6_dst[2];
+    p->icmpv6vars.emb_ip6_dst[3] = icmp6_ip6h->s_ip6_dst[3];
+
+    /** Get protocol and ports inside the embedded ipv6 packet and set the pointers */
+    p->icmpv6vars.emb_ip6_proto_next = icmp6_ip6h->s_ip6_nxt;
+
+    switch (icmp6_ip6h->s_ip6_nxt) {
+        case IPPROTO_TCP:
+            if (len >= IPV6_HEADER_LEN + TCP_HEADER_LEN ) {
+                p->icmpv6vars.emb_tcph = (TCPHdr*)(partial_packet + IPV6_HEADER_LEN);
+                p->icmpv6vars.emb_sport = p->icmpv6vars.emb_tcph->th_sport;
+                p->icmpv6vars.emb_dport = p->icmpv6vars.emb_tcph->th_dport;
+
+                SCLogDebug("ICMPV6->IPV6->TCP header sport: "
+                           "%"PRIu8" dport %"PRIu8"", p->icmpv6vars.emb_sport,
+                            p->icmpv6vars.emb_dport);
+            } else {
+                SCLogDebug("Warning, ICMPV6->IPV6->TCP "
+                           "header Didn't fit in the packet!");
+                p->icmpv6vars.emb_sport = 0;
+                p->icmpv6vars.emb_dport = 0;
+            }
+
+            break;
+        case IPPROTO_UDP:
+            if (len >= IPV6_HEADER_LEN + UDP_HEADER_LEN ) {
+                p->icmpv6vars.emb_udph = (UDPHdr*)(partial_packet + IPV6_HEADER_LEN);
+                p->icmpv6vars.emb_sport = p->icmpv6vars.emb_udph->uh_sport;
+                p->icmpv6vars.emb_dport = p->icmpv6vars.emb_udph->uh_dport;
+
+                SCLogDebug("ICMPV6->IPV6->UDP header sport: "
+                           "%"PRIu8" dport %"PRIu8"", p->icmpv6vars.emb_sport,
+                            p->icmpv6vars.emb_dport);
+            } else {
+                SCLogDebug("Warning, ICMPV6->IPV6->UDP "
+                           "header Didn't fit in the packet!");
+                p->icmpv6vars.emb_sport = 0;
+                p->icmpv6vars.emb_dport = 0;
+            }
+
+            break;
+        case IPPROTO_ICMPV6:
+            p->icmpv6vars.emb_icmpv6h = (ICMPV6Hdr*)(partial_packet + IPV6_HEADER_LEN);
+            p->icmpv6vars.emb_sport = 0;
+            p->icmpv6vars.emb_dport = 0;
+
+            SCLogDebug("ICMPV6->IPV6->ICMP header");
+
+            break;
+    }
+
+    /* debug print */
+#ifdef DEBUG
+    char s[46], d[46];
+    PrintInet(AF_INET6, (const void *)p->icmpv6vars.emb_ip6_src, s, sizeof(s));
+    PrintInet(AF_INET6, (const void *)p->icmpv6vars.emb_ip6_dst, d, sizeof(d));
+    SCLogDebug("ICMPv6 embedding IPV6 %s->%s - CLASS: %" PRIu32 " FLOW: "
+               "%" PRIu32 " NH: %" PRIu32 " PLEN: %" PRIu32 " HLIM: %" PRIu32,
+               s, d, IPV6_GET_RAW_CLASS(icmp6_ip6h), IPV6_GET_RAW_FLOW(icmp6_ip6h),
+               IPV6_GET_RAW_NH(icmp6_ip6h), IPV6_GET_RAW_PLEN(icmp6_ip6h), IPV6_GET_RAW_HLIM(icmp6_ip6h));
+#endif
+
+    return;
+}
+
+/**
+ * \brief Decode ICMPV6 packets and fill the Packet with the decoded info
+ *
+ * \param tv Pointer to the thread variables
+ * \param dtv Pointer to the decode thread variables
+ * \param p Pointer to the packet we are filling
+ * \param pkt Pointer to the raw packet buffer
+ * \param len the len of the rest of the packet not processed yet
+ * \param pq the packet queue were this packet go
+ *
+ * \retval void No return value
+ */
+int DecodeICMPV6(ThreadVars *tv, DecodeThreadVars *dtv, Packet *p,
+                  uint8_t *pkt, uint16_t len, PacketQueue *pq)
+{
+    int full_hdr = 0;
+    StatsIncr(tv, dtv->counter_icmpv6);
+
+    if (len < ICMPV6_HEADER_LEN) {
+        SCLogDebug("ICMPV6_PKT_TOO_SMALL");
+        ENGINE_SET_INVALID_EVENT(p, ICMPV6_PKT_TOO_SMALL);
+        return TM_ECODE_FAILED;
+    }
+
+    p->icmpv6h = (ICMPV6Hdr *)pkt;
+    p->proto = IPPROTO_ICMPV6;
+    p->type = p->icmpv6h->type;
+    p->code = p->icmpv6h->code;
+    p->payload_len = len - ICMPV6_HEADER_LEN;
+    p->payload = pkt + ICMPV6_HEADER_LEN;
+
+    SCLogDebug("ICMPV6 TYPE %" PRIu32 " CODE %" PRIu32 "", p->icmpv6h->type,
+               p->icmpv6h->code);
+
+    switch (ICMPV6_GET_TYPE(p)) {
+        case ICMP6_DST_UNREACH:
+            SCLogDebug("ICMP6_DST_UNREACH");
+
+            if (ICMPV6_GET_CODE(p) > ICMP6_DST_UNREACH_REJECTROUTE) {
+                ENGINE_SET_EVENT(p, ICMPV6_UNKNOWN_CODE);
+            } else {
+                DecodePartialIPV6(p, (uint8_t*) (pkt + ICMPV6_HEADER_LEN),
+                                  len - ICMPV6_HEADER_LEN );
+                full_hdr = 1;
+            }
+
+            break;
+        case ICMP6_PACKET_TOO_BIG:
+            SCLogDebug("ICMP6_PACKET_TOO_BIG");
+
+            if (ICMPV6_GET_CODE(p) != 0) {
+                ENGINE_SET_EVENT(p, ICMPV6_UNKNOWN_CODE);
+            } else {
+                p->icmpv6vars.mtu = ICMPV6_GET_MTU(p);
+                DecodePartialIPV6(p, (uint8_t*) (pkt + ICMPV6_HEADER_LEN),
+                                  len - ICMPV6_HEADER_LEN );
+                full_hdr = 1;
+            }
+
+            break;
+        case ICMP6_TIME_EXCEEDED:
+            SCLogDebug("ICMP6_TIME_EXCEEDED");
+
+            if (ICMPV6_GET_CODE(p) > ICMP6_TIME_EXCEED_REASSEMBLY) {
+                ENGINE_SET_EVENT(p, ICMPV6_UNKNOWN_CODE);
+            } else {
+                DecodePartialIPV6(p, (uint8_t*) (pkt + ICMPV6_HEADER_LEN),
+                                  len - ICMPV6_HEADER_LEN );
+                full_hdr = 1;
+            }
+
+            break;
+        case ICMP6_PARAM_PROB:
+            SCLogDebug("ICMP6_PARAM_PROB");
+
+            if (ICMPV6_GET_CODE(p) > ICMP6_PARAMPROB_OPTION) {
+                ENGINE_SET_EVENT(p, ICMPV6_UNKNOWN_CODE);
+            } else {
+                p->icmpv6vars.error_ptr= ICMPV6_GET_ERROR_PTR(p);
+                DecodePartialIPV6(p, (uint8_t*) (pkt + ICMPV6_HEADER_LEN),
+                                  len - ICMPV6_HEADER_LEN );
+                full_hdr = 1;
+            }
+
+            break;
+        case ICMP6_ECHO_REQUEST:
+            SCLogDebug("ICMP6_ECHO_REQUEST id: %u seq: %u",
+                       p->icmpv6h->icmpv6b.icmpv6i.id, p->icmpv6h->icmpv6b.icmpv6i.seq);
+
+            if (ICMPV6_GET_CODE(p) != 0) {
+                ENGINE_SET_EVENT(p, ICMPV6_UNKNOWN_CODE);
+            } else {
+                p->icmpv6vars.id = p->icmpv6h->icmpv6b.icmpv6i.id;
+                p->icmpv6vars.seq = p->icmpv6h->icmpv6b.icmpv6i.seq;
+                full_hdr = 1;
+            }
+
+            break;
+        case ICMP6_ECHO_REPLY:
+            SCLogDebug("ICMP6_ECHO_REPLY id: %u seq: %u",
+                       p->icmpv6h->icmpv6b.icmpv6i.id, p->icmpv6h->icmpv6b.icmpv6i.seq);
+
+            if (p->icmpv6h->code != 0) {
+                ENGINE_SET_EVENT(p, ICMPV6_UNKNOWN_CODE);
+            } else {
+                p->icmpv6vars.id = p->icmpv6h->icmpv6b.icmpv6i.id;
+                p->icmpv6vars.seq = p->icmpv6h->icmpv6b.icmpv6i.seq;
+                full_hdr = 1;
+            }
+
+            break;
+        case ND_ROUTER_SOLICIT:
+            SCLogDebug("ND_ROUTER_SOLICIT");
+            if (p->icmpv6h->code != 0) {
+                ENGINE_SET_EVENT(p, ICMPV6_UNKNOWN_CODE);
+            }
+            break;
+        case ND_ROUTER_ADVERT:
+            SCLogDebug("ND_ROUTER_ADVERT");
+            if (p->icmpv6h->code != 0) {
+                ENGINE_SET_EVENT(p, ICMPV6_UNKNOWN_CODE);
+            }
+            break;
+        case ND_NEIGHBOR_SOLICIT:
+            SCLogDebug("ND_NEIGHBOR_SOLICIT");
+            if (p->icmpv6h->code != 0) {
+                ENGINE_SET_EVENT(p, ICMPV6_UNKNOWN_CODE);
+            }
+            break;
+        case ND_NEIGHBOR_ADVERT:
+            SCLogDebug("ND_NEIGHBOR_ADVERT");
+            if (p->icmpv6h->code != 0) {
+                ENGINE_SET_EVENT(p, ICMPV6_UNKNOWN_CODE);
+            }
+            break;
+        case ND_REDIRECT:
+            SCLogDebug("ND_REDIRECT");
+            if (p->icmpv6h->code != 0) {
+                ENGINE_SET_EVENT(p, ICMPV6_UNKNOWN_CODE);
+            }
+            break;
+        case MLD_LISTENER_QUERY:
+            SCLogDebug("MLD_LISTENER_QUERY");
+            if (p->icmpv6h->code != 0) {
+                ENGINE_SET_EVENT(p, ICMPV6_UNKNOWN_CODE);
+            }
+            if (IPV6_GET_HLIM(p) != 1) {
+                ENGINE_SET_EVENT(p, ICMPV6_MLD_MESSAGE_WITH_INVALID_HL);
+            }
+            break;
+        case MLD_LISTENER_REPORT:
+            SCLogDebug("MLD_LISTENER_REPORT");
+            if (p->icmpv6h->code != 0) {
+                ENGINE_SET_EVENT(p, ICMPV6_UNKNOWN_CODE);
+            }
+            if (IPV6_GET_HLIM(p) != 1) {
+                ENGINE_SET_EVENT(p, ICMPV6_MLD_MESSAGE_WITH_INVALID_HL);
+            }
+            break;
+        case MLD_LISTENER_REDUCTION:
+            SCLogDebug("MLD_LISTENER_REDUCTION");
+            if (p->icmpv6h->code != 0) {
+                ENGINE_SET_EVENT(p, ICMPV6_UNKNOWN_CODE);
+            }
+            if (IPV6_GET_HLIM(p) != 1) {
+                ENGINE_SET_EVENT(p, ICMPV6_MLD_MESSAGE_WITH_INVALID_HL);
+            }
+            break;
+        default:
+            SCLogDebug("ICMPV6 Message type %" PRIu8 " not "
+                       "implemented yet", ICMPV6_GET_TYPE(p));
+            ENGINE_SET_EVENT(p, ICMPV6_UNKNOWN_TYPE);
+    }
+
+    /* for a info message the header is just 4 bytes */
+    if (!full_hdr) {
+        if (p->payload_len >= 4) {
+            p->payload_len -= 4;
+            p->payload = pkt + 4;
+        } else {
+            p->payload_len = 0;
+            p->payload = NULL;
+        }
+    }
+
+#ifdef DEBUG
+    if (ENGINE_ISSET_EVENT(p, ICMPV6_UNKNOWN_CODE))
+        SCLogDebug("Unknown Code, ICMPV6_UNKNOWN_CODE");
+
+    if (ENGINE_ISSET_EVENT(p, ICMPV6_UNKNOWN_TYPE))
+        SCLogDebug("Unknown Type, ICMPV6_UNKNOWN_TYPE");
+#endif
+
+    /* Flow is an integral part of us */
+    FlowHandlePacket(tv, dtv, p);
+
+    return TM_ECODE_OK;
+}
+
+#ifdef UNITTESTS
+
+static int ICMPV6CalculateValidChecksumtest01(void)
+{
+    uint16_t csum = 0;
+
+    uint8_t raw_ipv6[] = {
+        0x00, 0x00, 0x86, 0x05, 0x80, 0xda, 0x00, 0x60,
+        0x97, 0x07, 0x69, 0xea, 0x86, 0xdd, 0x60, 0x00,
+        0x00, 0x00, 0x00, 0x44, 0x3a, 0x40, 0x3f, 0xfe,
+        0x05, 0x07, 0x00, 0x00, 0x00, 0x01, 0x02, 0x60,
+        0x97, 0xff, 0xfe, 0x07, 0x69, 0xea, 0x3f, 0xfe,
+        0x05, 0x07, 0x00, 0x00, 0x00, 0x01, 0x02, 0x00,
+        0x86, 0xff, 0xfe, 0x05, 0x80, 0xda, 0x03, 0x00,
+        0xf7, 0x52, 0x00, 0x00, 0x00, 0x00, 0x60, 0x00,
+        0x00, 0x00, 0x00, 0x14, 0x11, 0x01, 0x3f, 0xfe,
+        0x05, 0x07, 0x00, 0x00, 0x00, 0x01, 0x02, 0x00,
+        0x86, 0xff, 0xfe, 0x05, 0x80, 0xda, 0x3f, 0xfe,
+        0x05, 0x01, 0x04, 0x10, 0x00, 0x00, 0x02, 0xc0,
+        0xdf, 0xff, 0xfe, 0x47, 0x03, 0x3e, 0xa0, 0x75,
+        0x82, 0x9b, 0x00, 0x14, 0x82, 0x8b, 0x01, 0x01,
+        0x00, 0x00, 0xf9, 0xc8, 0xe7, 0x36, 0xf5, 0xed,
+        0x08, 0x00};
+
+    csum = *( ((uint16_t *)(raw_ipv6 + 56)));
+
+    return (csum == ICMPV6CalculateChecksum((uint16_t *)(raw_ipv6 + 14 + 8),
+                                            (uint16_t *)(raw_ipv6 + 54), 68));
+}
+
+static int ICMPV6CalculateInvalidChecksumtest02(void)
+{
+    uint16_t csum = 0;
+
+    uint8_t raw_ipv6[] = {
+        0x00, 0x00, 0x86, 0x05, 0x80, 0xda, 0x00, 0x60,
+        0x97, 0x07, 0x69, 0xea, 0x86, 0xdd, 0x60, 0x00,
+        0x00, 0x00, 0x00, 0x44, 0x3a, 0x40, 0x3f, 0xfe,
+        0x05, 0x07, 0x00, 0x00, 0x00, 0x01, 0x02, 0x60,
+        0x97, 0xff, 0xfe, 0x07, 0x69, 0xea, 0x3f, 0xfe,
+        0x05, 0x07, 0x00, 0x00, 0x00, 0x01, 0x02, 0x00,
+        0x86, 0xff, 0xfe, 0x05, 0x80, 0xda, 0x03, 0x00,
+        0xf7, 0x52, 0x00, 0x00, 0x00, 0x00, 0x60, 0x00,
+        0x00, 0x00, 0x00, 0x14, 0x11, 0x01, 0x3f, 0xfe,
+        0x05, 0x07, 0x00, 0x00, 0x00, 0x01, 0x02, 0x00,
+        0x86, 0xff, 0xfe, 0x05, 0x80, 0xda, 0x3f, 0xfe,
+        0x05, 0x01, 0x04, 0x10, 0x00, 0x00, 0x02, 0xc0,
+        0xdf, 0xff, 0xfe, 0x47, 0x03, 0x3e, 0xa0, 0x75,
+        0x82, 0x9b, 0x00, 0x14, 0x82, 0x8b, 0x01, 0x01,
+        0x00, 0x00, 0xf9, 0xc8, 0xe7, 0x36, 0xf5, 0xed,
+        0x08, 0x01};
+
+    csum = *( ((uint16_t *)(raw_ipv6 + 56)));
+
+    return (csum == ICMPV6CalculateChecksum((uint16_t *)(raw_ipv6 + 14 + 8),
+                                            (uint16_t *)(raw_ipv6 + 54), 68));
+}
+
+
+/** \test icmpv6 message type: parameter problem, valid packet
+ *
+ * \retval retval 0 = Error ; 1 = ok
+ */
+static int ICMPV6ParamProbTest01(void)
+{
+    int retval = 0;
+    static uint8_t raw_ipv6[] = {
+        0x60, 0x00, 0x00, 0x00, 0x00, 0x38, 0x3a, 0xff,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
+        0x04, 0x00, 0xcc, 0x2a, 0x6d, 0x93, 0x0b, 0xdf,
+        0x69, 0x70, 0x12, 0xb7, 0x00, 0x08, 0x3a, 0xff,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
+        0x80, 0x00, 0x08, 0xb5, 0x99, 0xc3, 0xde, 0x40 };
+
+    Packet *p = SCMalloc(SIZE_OF_PACKET);
+    if (unlikely(p == NULL))
+        return 0;
+    IPV6Hdr ip6h;
+    ThreadVars tv;
+    DecodeThreadVars dtv;
+    uint32_t *ipv6src;
+    uint32_t *ipv6dst;
+    ipv6src = (uint32_t*) &raw_ipv6[8];
+    ipv6dst = (uint32_t*) &raw_ipv6[24];
+
+    memset(&tv, 0, sizeof(ThreadVars));
+    memset(p, 0, SIZE_OF_PACKET);
+    memset(&dtv, 0, sizeof(DecodeThreadVars));
+    memset(&ip6h, 0, sizeof(IPV6Hdr));
+
+    FlowInitConfig(FLOW_QUIET);
+    DecodeIPV6(&tv, &dtv, p, raw_ipv6, sizeof(raw_ipv6), NULL);
+
+    if (p->icmpv6h == NULL) {
+        SCLogDebug("ICMPv6 Unable to detect icmpv6 layer from ipv6");
+        retval = 0;
+        goto end;
+    }
+
+    if (ICMPV6_GET_TYPE(p) != 4 || ICMPV6_GET_CODE(p) != 0 ||
+        ICMPV6_GET_EMB_PROTO(p) != IPPROTO_ICMPV6) {
+        SCLogDebug("ICMPv6 not processed at all");
+        retval = 0;
+        goto end;
+    }
+
+    /* Let's check if we retrieved the embedded ipv6 addresses correctly */
+    uint32_t i=0;
+    for (i = 0; i < 4; i++) {
+        if (p->icmpv6vars.emb_ip6_src[i] != ipv6src[i] ||
+            p->icmpv6vars.emb_ip6_dst[i] != ipv6dst[i]) {
+            SCLogDebug("ICMPv6 DecodePartialICMPV6 (Embedded ip6h) didn't set "
+                       "the src and dest ip addresses correctly");
+            retval = 0;
+            goto end;
+        }
+    }
+
+    retval = 1;
+end:
+    PACKET_RECYCLE(p);
+    FlowShutdown();
+    SCFree(p);
+    return retval;
+}
+
+/** \test icmpv6 message type: packet too big, valid packet
+ *
+ * \retval retval 0 = Error ; 1 = ok
+ */
+static int ICMPV6PktTooBigTest01(void)
+{
+    int retval = 0;
+    static uint8_t raw_ipv6[] = {
+        0x60, 0x00, 0x00, 0x00, 0x00, 0x30, 0x3a, 0xff,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
+        0x02, 0x00, 0x5c, 0x7a, 0x00, 0x00, 0x05, 0x00,
+        0x64, 0x14, 0xfd, 0xff, 0x00, 0x00, 0x3b, 0xff,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 };
+
+    Packet *p = SCMalloc(SIZE_OF_PACKET);
+    if (unlikely(p == NULL))
+        return 0;
+    IPV6Hdr ip6h;
+    ThreadVars tv;
+    DecodeThreadVars dtv;
+    uint32_t *ipv6src;
+    uint32_t *ipv6dst;
+    ipv6src = (uint32_t*) &raw_ipv6[8];
+    ipv6dst = (uint32_t*) &raw_ipv6[24];
+
+    memset(&tv, 0, sizeof(ThreadVars));
+    memset(p, 0, SIZE_OF_PACKET);
+    memset(&dtv, 0, sizeof(DecodeThreadVars));
+    memset(&ip6h, 0, sizeof(IPV6Hdr));
+
+    FlowInitConfig(FLOW_QUIET);
+    DecodeIPV6(&tv, &dtv, p, raw_ipv6, sizeof(raw_ipv6), NULL);
+
+    if (p->icmpv6h == NULL) {
+        SCLogDebug("ICMPv6 Unable to detect icmpv6 layer from ipv6");
+        retval = 0;
+        goto end;
+    }
+
+    /* Note: it has an embedded ipv6 packet but no protocol after ipv6 (IPPROTO_NONE) */
+    if (ICMPV6_GET_TYPE(p) != 2 || ICMPV6_GET_CODE(p) != 0 ) {
+        SCLogDebug("ICMPv6 Not processed at all");
+        retval = 0;
+        goto end;
+    }
+
+    /* Let's check if we retrieved the embedded ipv6 addresses correctly */
+    uint32_t i=0;
+    for (i = 0; i < 4; i++) {
+        if (p->icmpv6vars.emb_ip6_src[i] != ipv6src[i] ||
+            p->icmpv6vars.emb_ip6_dst[i] != ipv6dst[i]) {
+            SCLogDebug("ICMPv6 DecodePartialICMPV6 (Embedded ip6h) didn't set "
+                       "the src and dest ip addresses correctly");
+            retval = 0;
+            goto end;
+        }
+    }
+
+    SCLogDebug("ICMPV6 IPV6 src and dst properly set");
+
+    retval = 1;
+end:
+    PACKET_RECYCLE(p);
+    FlowShutdown();
+    SCFree(p);
+    return retval;
+}
+
+/** \test icmpv6 message type: time exceed, valid packet
+ *
+ * \retval retval 0 = Error ; 1 = ok
+ */
+static int ICMPV6TimeExceedTest01(void)
+{
+    int retval = 0;
+    static uint8_t raw_ipv6[] = {
+        0x60, 0x00, 0x00, 0x00, 0x00, 0x30, 0x3a, 0xff,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
+        0x03, 0x00, 0x56, 0x2d, 0x00, 0x00, 0x00, 0x00,
+        0x6d, 0x23, 0xff, 0x3d, 0x00, 0x00, 0x3b, 0xff,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 };
+
+    Packet *p = SCMalloc(SIZE_OF_PACKET);
+    if (unlikely(p == NULL))
+        return 0;
+    IPV6Hdr ip6h;
+    ThreadVars tv;
+    DecodeThreadVars dtv;
+    uint32_t *ipv6src;
+    uint32_t *ipv6dst;
+    ipv6src = (uint32_t*) &raw_ipv6[8];
+    ipv6dst = (uint32_t*) &raw_ipv6[24];
+
+
+    memset(&tv, 0, sizeof(ThreadVars));
+    memset(p, 0, SIZE_OF_PACKET);
+    memset(&dtv, 0, sizeof(DecodeThreadVars));
+    memset(&ip6h, 0, sizeof(IPV6Hdr));
+
+    FlowInitConfig(FLOW_QUIET);
+    DecodeIPV6(&tv, &dtv, p, raw_ipv6, sizeof(raw_ipv6), NULL);
+
+    if (p->icmpv6h == NULL) {
+        SCLogDebug("ICMPv6 Unable to detect icmpv6 layer from ipv6");
+        retval = 0;
+        goto end;
+    }
+
+    /* Note: it has an embedded ipv6 packet but no protocol after ipv6 (IPPROTO_NONE) */
+    if (ICMPV6_GET_TYPE(p) != 3 || ICMPV6_GET_CODE(p) != 0 ||
+        ICMPV6_GET_EMB_IPV6(p)==NULL || ICMPV6_GET_EMB_PROTO(p) != IPPROTO_NONE ) {
+        SCLogDebug("ICMPv6 Not processed at all");
+        retval = 0;
+        goto end;
+    }
+
+    /* Let's check if we retrieved the embedded ipv6 addresses correctly */
+    uint32_t i=0;
+    for (i = 0; i < 4; i++) {
+        if (p->icmpv6vars.emb_ip6_src[i] != ipv6src[i] ||
+            p->icmpv6vars.emb_ip6_dst[i] != ipv6dst[i]) {
+            SCLogDebug("ICMPv6 DecodePartialICMPV6 (Embedded ip6h) didn't set "
+                       "the src and dest ip addresses correctly");
+            retval = 0;
+            goto end;
+        }
+    }
+
+    SCLogDebug("ICMPV6 IPV6 src and dst properly set");
+
+    retval = 1;
+end:
+    PACKET_RECYCLE(p);
+    FlowShutdown();
+    SCFree(p);
+    return retval;
+}
+
+/** \test icmpv6 message type: destination unreach, valid packet
+ *
+ * \retval retval 0 = Error ; 1 = ok
+ */
+static int ICMPV6DestUnreachTest01(void)
+{
+    int retval = 0;
+    static uint8_t raw_ipv6[] = {
+        0x60, 0x00, 0x00, 0x00, 0x00, 0x30, 0x3a, 0xff,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
+        0x01, 0x00, 0x7b, 0x85, 0x00, 0x00, 0x00, 0x00,
+        0x60, 0x4b, 0xe8, 0xbd, 0x00, 0x00, 0x3b, 0xff,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 };
+
+    Packet *p = SCMalloc(SIZE_OF_PACKET);
+    if (unlikely(p == NULL))
+        return 0;
+    IPV6Hdr ip6h;
+    ThreadVars tv;
+    DecodeThreadVars dtv;
+    uint32_t *ipv6src;
+    uint32_t *ipv6dst;
+    ipv6src = (uint32_t*) &raw_ipv6[8];
+    ipv6dst = (uint32_t*) &raw_ipv6[24];
+
+
+    memset(&tv, 0, sizeof(ThreadVars));
+    memset(p, 0, SIZE_OF_PACKET);
+    memset(&dtv, 0, sizeof(DecodeThreadVars));
+    memset(&ip6h, 0, sizeof(IPV6Hdr));
+
+    FlowInitConfig(FLOW_QUIET);
+    DecodeIPV6(&tv, &dtv, p, raw_ipv6, sizeof(raw_ipv6), NULL);
+
+    if (p->icmpv6h == NULL) {
+        SCLogDebug("ICMPv6 Unable to detect icmpv6 layer from ipv6");
+        retval = 0;
+        goto end;
+    }
+
+    /* Note: it has an embedded ipv6 packet but no protocol after ipv6 (IPPROTO_NONE) */
+    if (ICMPV6_GET_TYPE(p) != 1 || ICMPV6_GET_CODE(p) != 0 ||
+        ICMPV6_GET_EMB_IPV6(p) == NULL || ICMPV6_GET_EMB_PROTO(p) != IPPROTO_NONE ) {
+        SCLogDebug("ICMPv6 Not processed at all");
+        retval = 0;
+        goto end;
+    }
+
+    /* Let's check if we retrieved the embedded ipv6 addresses correctly */
+    uint32_t i=0;
+    for (i = 0; i < 4; i++) {
+        if (p->icmpv6vars.emb_ip6_src[i] != ipv6src[i] ||
+            p->icmpv6vars.emb_ip6_dst[i] != ipv6dst[i]) {
+            SCLogDebug("ICMPv6 DecodePartialICMPV6 (Embedded ip6h) didn't set "
+                       "the src and dest ip addresses correctly");
+            retval = 0;
+            goto end;
+        }
+    }
+
+    retval = 1;
+end:
+    PACKET_RECYCLE(p);
+    FlowShutdown();
+    SCFree(p);
+    return retval;
+}
+
+/**\test icmpv6 message type: echo request, valid packet
+ * \retval retval 0 = Error ; 1 = ok
+ */
+static int ICMPV6EchoReqTest01(void)
+{
+    int retval = 0;
+    static uint8_t raw_ipv6[] = {
+        0x60, 0x00, 0x00, 0x00, 0x00, 0x08, 0x3a, 0xff,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
+        0x80, 0x00, 0xe5, 0xa5, 0x25, 0xf0, 0x75, 0x23 };
+
+    Packet *p = SCMalloc(SIZE_OF_PACKET);
+    if (unlikely(p == NULL))
+        return 0;
+    IPV6Hdr ip6h;
+    ThreadVars tv;
+    DecodeThreadVars dtv;
+
+    memset(&tv, 0, sizeof(ThreadVars));
+    memset(p, 0, SIZE_OF_PACKET);
+    memset(&dtv, 0, sizeof(DecodeThreadVars));
+    memset(&ip6h, 0, sizeof(IPV6Hdr));
+
+    FlowInitConfig(FLOW_QUIET);
+    DecodeIPV6(&tv, &dtv, p, raw_ipv6, sizeof(raw_ipv6), NULL);
+
+    if (p->icmpv6h == NULL) {
+        SCLogDebug("ICMPv6 Unable to detect icmpv6 layer from ipv6");
+        goto end;
+    }
+
+    SCLogDebug("ID: %u seq: %u", ICMPV6_GET_ID(p), ICMPV6_GET_SEQ(p));
+
+    if (ICMPV6_GET_TYPE(p) != 128 || ICMPV6_GET_CODE(p) != 0 ||
+        ntohs(ICMPV6_GET_ID(p)) != 9712 || ntohs(ICMPV6_GET_SEQ(p)) != 29987) {
+        printf("ICMPv6 Echo reply decode failed TYPE %u CODE %u ID %04x(%u) SEQ %04x(%u): ",
+                ICMPV6_GET_TYPE(p), ICMPV6_GET_CODE(p), ICMPV6_GET_ID(p), ntohs(ICMPV6_GET_ID(p)),
+                ICMPV6_GET_SEQ(p), ntohs(ICMPV6_GET_SEQ(p)));
+        goto end;
+    }
+
+    retval = 1;
+end:
+    PACKET_RECYCLE(p);
+    FlowShutdown();
+    SCFree(p);
+    return retval;
+}
+
+/**\test icmpv6 message type: echo reply, valid packet
+ * \retval retval 0 = Error ; 1 = ok
+ */
+static int ICMPV6EchoRepTest01(void)
+{
+    int retval = 0;
+    static uint8_t raw_ipv6[] = {
+        0x60, 0x00, 0x00, 0x00, 0x00, 0x08, 0x3a,
+        0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0xff, 0x02, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x01, 0x81, 0x00,
+        0xe5, 0xa5, 0x25, 0xf0, 0x75, 0x23 };
+
+    Packet *p = SCMalloc(SIZE_OF_PACKET);
+    if (unlikely(p == NULL))
+        return 0;
+    IPV6Hdr ip6h;
+    ThreadVars tv;
+    DecodeThreadVars dtv;
+
+    memset(&tv, 0, sizeof(ThreadVars));
+    memset(p, 0, SIZE_OF_PACKET);
+    memset(&dtv, 0, sizeof(DecodeThreadVars));
+    memset(&ip6h, 0, sizeof(IPV6Hdr));
+
+    FlowInitConfig(FLOW_QUIET);
+    DecodeIPV6(&tv, &dtv, p, raw_ipv6, sizeof(raw_ipv6), NULL);
+
+    if (p->icmpv6h == NULL) {
+        SCLogDebug("ICMPv6 Unable to detect icmpv6 layer from ipv6");
+        goto end;
+    }
+
+    SCLogDebug("type: %u code %u ID: %u seq: %u", ICMPV6_GET_TYPE(p),
+               ICMPV6_GET_CODE(p),ICMPV6_GET_ID(p), ICMPV6_GET_SEQ(p));
+
+    if (ICMPV6_GET_TYPE(p) != 129 || ICMPV6_GET_CODE(p) != 0 ||
+        ntohs(ICMPV6_GET_ID(p)) != 9712 || ntohs(ICMPV6_GET_SEQ(p)) != 29987) {
+        printf("ICMPv6 Echo reply decode failed TYPE %u CODE %u ID %04x(%u) SEQ %04x(%u): ",
+                ICMPV6_GET_TYPE(p), ICMPV6_GET_CODE(p), ICMPV6_GET_ID(p), ntohs(ICMPV6_GET_ID(p)),
+                ICMPV6_GET_SEQ(p), ntohs(ICMPV6_GET_SEQ(p)));
+        goto end;
+    }
+
+    retval = 1;
+end:
+    PACKET_RECYCLE(p);
+    FlowShutdown();
+    SCFree(p);
+    return retval;
+}
+
+/** \test icmpv6 message type: parameter problem, invalid packet
+ * \brief set the event ICMPV6_IPV6_UNKNOWN_VER properly when the embedded packet has an unknown version
+ * \retval retval 0 = Error ; 1 = ok
+ */
+static int ICMPV6ParamProbTest02(void)
+{
+    int retval = 0;
+    static uint8_t raw_ipv6[] = {
+        0x60, 0x00, 0x00, 0x00, 0x00, 0x38, 0x3a, 0xff,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
+        0x04, 0x00, 0xcc, 0x2a, 0x6d, 0x93, 0x0b, 0xdf,
+        0x38, 0x70, 0x12, 0xb7, 0x00, 0x08, 0x3a, 0xff,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
+        0x80, 0x00, 0x08, 0xb5, 0x99, 0xc3, 0xde, 0x40 };
+
+    Packet *p = SCMalloc(SIZE_OF_PACKET);
+    if (unlikely(p == NULL))
+        return 0;
+    IPV6Hdr ip6h;
+    ThreadVars tv;
+    DecodeThreadVars dtv;
+
+    memset(&tv, 0, sizeof(ThreadVars));
+    memset(p, 0, SIZE_OF_PACKET);
+    memset(&dtv, 0, sizeof(DecodeThreadVars));
+    memset(&ip6h, 0, sizeof(IPV6Hdr));
+
+    FlowInitConfig(FLOW_QUIET);
+    DecodeIPV6(&tv, &dtv, p, raw_ipv6, sizeof(raw_ipv6), NULL);
+
+    if (p->icmpv6h == NULL) {
+        SCLogDebug("ICMPv6 Unable to detect icmpv6 layer from ipv6");
+        retval = 0;
+        goto end;
+    }
+
+    if (ICMPV6_GET_TYPE(p) != 4 || ICMPV6_GET_CODE(p) != 0) {
+        SCLogDebug("ICMPv6 Not processed at all");
+        retval = 0;
+        goto end;
+    }
+
+    if (!ENGINE_ISSET_EVENT(p, ICMPV6_IPV6_UNKNOWN_VER)) {
+        SCLogDebug("ICMPv6 Error: Unknown embedded ipv6 version event not set");
+        retval = 0;
+        goto end;
+    }
+
+    retval = 1;
+end:
+    PACKET_RECYCLE(p);
+    FlowShutdown();
+    SCFree(p);
+    return retval;
+}
+
+/** \test icmpv6 message type: packet too big, invalid packet
+ *  \brief Set the event ICMPV6_UNKNOWN_CODE if code is invalid for this type
+ * \retval retval 0 = Error ; 1 = ok
+ */
+static int ICMPV6PktTooBigTest02(void)
+{
+    int retval = 0;
+    static uint8_t raw_ipv6[] = {
+        0x60, 0x00, 0x00, 0x00, 0x00, 0x30, 0x3a, 0xff,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
+        0x02, 0x10, 0x5c, 0x7a, 0x00, 0x00, 0x05, 0x00,
+        0x64, 0x14, 0xfd, 0xff, 0x00, 0x00, 0x3b, 0xff,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 };
+
+    Packet *p = SCMalloc(SIZE_OF_PACKET);
+    if (unlikely(p == NULL))
+        return 0;
+    IPV6Hdr ip6h;
+    ThreadVars tv;
+    DecodeThreadVars dtv;
+
+    memset(&tv, 0, sizeof(ThreadVars));
+    memset(p, 0, SIZE_OF_PACKET);
+    memset(&dtv, 0, sizeof(DecodeThreadVars));
+    memset(&ip6h, 0, sizeof(IPV6Hdr));
+
+    FlowInitConfig(FLOW_QUIET);
+    DecodeIPV6(&tv, &dtv, p, raw_ipv6, sizeof(raw_ipv6), NULL);
+
+    if (p->icmpv6h == NULL) {
+        SCLogDebug("ICMPv6 Unable to detect icmpv6 layer from ipv6");
+        retval = 0;
+        goto end;
+    }
+
+    if (!ENGINE_ISSET_EVENT(p, ICMPV6_UNKNOWN_CODE)) {
+        SCLogDebug("ICMPv6 Error: Unknown code event not set");
+        retval = 0;
+        goto end;
+    }
+
+    retval = 1;
+end:
+    PACKET_RECYCLE(p);
+    FlowShutdown();
+    SCFree(p);
+    return retval;
+}
+
+/** \test icmpv6 message type: time exceed, invalid packet
+ * \brief set the event ICMPV6_PKT_TOO_SMALL properly
+ * \retval retval 0 = Error ; 1 = ok
+ */
+static int ICMPV6TimeExceedTest02(void)
+{
+    int retval = 0;
+    static uint8_t raw_ipv6[] = {
+        0x60, 0x00, 0x00, 0x00, 0x00, 0x03, 0x3a, 0xff,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
+        0x02, 0x10, 0x5c };
+
+    /* The icmpv6 header is broken in the checksum (so we dont have a complete header) */
+
+    Packet *p = SCMalloc(SIZE_OF_PACKET);
+    if (unlikely(p == NULL))
+        return 0;
+    IPV6Hdr ip6h;
+    ThreadVars tv;
+    DecodeThreadVars dtv;
+
+    memset(&tv, 0, sizeof(ThreadVars));
+    memset(p, 0, SIZE_OF_PACKET);
+    memset(&dtv, 0, sizeof(DecodeThreadVars));
+    memset(&ip6h, 0, sizeof(IPV6Hdr));
+
+    FlowInitConfig(FLOW_QUIET);
+    DecodeIPV6(&tv, &dtv, p, raw_ipv6, sizeof(raw_ipv6), NULL);
+
+    if (!ENGINE_ISSET_EVENT(p, ICMPV6_PKT_TOO_SMALL)) {
+        SCLogDebug("ICMPv6 Error: event packet too small not set");
+        retval = 0;
+        goto end;
+    }
+
+    retval = 1;
+end:
+    PACKET_RECYCLE(p);
+    FlowShutdown();
+    SCFree(p);
+    return retval;
+}
+
+/**\test icmpv6 message type: destination unreach, invalid packet
+ * \brief The embedded packet header (ipv6) is truncated
+ * \retval retval 0 = Error ; 1 = ok
+ */
+static int ICMPV6DestUnreachTest02(void)
+{
+    int retval = 0;
+    static uint8_t raw_ipv6[] = {
+        0x60, 0x00, 0x00, 0x00, 0x00, 0x2d, 0x3a, 0xff,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
+        0x01, 0x00, 0x7b, 0x85, 0x00, 0x00, 0x00, 0x00,
+        0x60, 0x4b, 0xe8, 0xbd, 0x00, 0x00, 0x3b, 0xff,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00 };
+
+    Packet *p = SCMalloc(SIZE_OF_PACKET);
+    if (unlikely(p == NULL))
+        return 0;
+    IPV6Hdr ip6h;
+    ThreadVars tv;
+    DecodeThreadVars dtv;
+
+    memset(&tv, 0, sizeof(ThreadVars));
+    memset(p, 0, SIZE_OF_PACKET);
+    memset(&dtv, 0, sizeof(DecodeThreadVars));
+    memset(&ip6h, 0, sizeof(IPV6Hdr));
+
+    FlowInitConfig(FLOW_QUIET);
+    DecodeIPV6(&tv, &dtv, p, raw_ipv6, sizeof(raw_ipv6), NULL);
+
+    if (!ENGINE_ISSET_EVENT(p, ICMPV6_IPV6_TRUNC_PKT)) {
+        SCLogDebug("ICMPv6 Error: embedded ipv6 truncated packet event not set");
+        retval = 0;
+        goto end;
+    }
+
+    retval = 1;
+end:
+    PACKET_RECYCLE(p);
+    FlowShutdown();
+    SCFree(p);
+    return retval;
+}
+
+/**\test icmpv6 message type: echo request, invalid packet
+ * \brief unknown code
+ * \retval retval 0 = Error ; 1 = ok
+ */
+static int ICMPV6EchoReqTest02(void)
+{
+    int retval = 0;
+    static uint8_t raw_ipv6[] = {
+        0x60, 0x00, 0x00, 0x00, 0x00, 0x08, 0x3a,
+        0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0xff, 0x02, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x01, 0x80, 0x01,
+        0xe5, 0xa5, 0x25, 0xf0, 0x75, 0x23 };
+
+    Packet *p = SCMalloc(SIZE_OF_PACKET);
+    if (unlikely(p == NULL))
+        return 0;
+    IPV6Hdr ip6h;
+    ThreadVars tv;
+    DecodeThreadVars dtv;
+
+    memset(&tv, 0, sizeof(ThreadVars));
+    memset(p, 0, SIZE_OF_PACKET);
+    memset(&dtv, 0, sizeof(DecodeThreadVars));
+    memset(&ip6h, 0, sizeof(IPV6Hdr));
+
+    FlowInitConfig(FLOW_QUIET);
+    DecodeIPV6(&tv, &dtv, p, raw_ipv6, sizeof(raw_ipv6), NULL);
+
+    if (!ENGINE_ISSET_EVENT(p, ICMPV6_UNKNOWN_CODE)) {
+        SCLogDebug("ICMPv6 Error: Unknown code event not set");
+        retval = 0;
+        goto end;
+    }
+
+    retval = 1;
+end:
+    PACKET_RECYCLE(p);
+    FlowShutdown();
+    SCFree(p);
+    return retval;
+}
+
+/**\test icmpv6 message type: echo reply, invalid packet
+ * \brief unknown code
+ * \retval retval 0 = Error ; 1 = ok
+ */
+static int ICMPV6EchoRepTest02(void)
+{
+    int retval = 0;
+    static uint8_t raw_ipv6[] = {
+        0x60, 0x00, 0x00, 0x00, 0x00, 0x08, 0x3a,
+        0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0xff, 0x02, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x01, 0x81, 0x01,
+        0xe5, 0xa5, 0x25, 0xf0, 0x75, 0x23 };
+
+    Packet *p = SCMalloc(SIZE_OF_PACKET);
+    if (unlikely(p == NULL))
+        return 0;
+    IPV6Hdr ip6h;
+    ThreadVars tv;
+    DecodeThreadVars dtv;
+
+    memset(&tv, 0, sizeof(ThreadVars));
+    memset(p, 0, SIZE_OF_PACKET);
+    memset(&dtv, 0, sizeof(DecodeThreadVars));
+    memset(&ip6h, 0, sizeof(IPV6Hdr));
+
+    FlowInitConfig(FLOW_QUIET);
+    DecodeIPV6(&tv, &dtv, p, raw_ipv6, sizeof(raw_ipv6), NULL);
+
+    if (!ENGINE_ISSET_EVENT(p, ICMPV6_UNKNOWN_CODE)) {
+        SCLogDebug("ICMPv6 Error: Unknown code event not set");
+        retval = 0;
+        goto end;
+    }
+
+    retval = 1;
+end:
+    PACKET_RECYCLE(p);
+    FlowShutdown();
+    SCFree(p);
+    return retval;
+}
+
+/**\test icmpv6 packet decoding and setting up of payload_len and payload buufer
+ * \retval retval 0 = Error ; 1 = ok
+ */
+static int ICMPV6PayloadTest01(void)
+{
+    int retval = 0;
+    static uint8_t raw_ipv6[] = {
+        0x60, 0x00, 0x00, 0x00, 0x00, 0x2d, 0x3a, 0xff,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
+        0x01, 0x00, 0x7b, 0x85, 0x00, 0x00, 0x00, 0x00,
+        0x60, 0x4b, 0xe8, 0xbd, 0x00, 0x00, 0x3b, 0xff,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00 };
+
+    Packet *p = SCMalloc(SIZE_OF_PACKET);
+    if (unlikely(p == NULL))
+        return 0;
+    IPV6Hdr ip6h;
+    ThreadVars tv;
+    DecodeThreadVars dtv;
+
+    memset(&tv, 0, sizeof(ThreadVars));
+    memset(p, 0, SIZE_OF_PACKET);
+    memset(&dtv, 0, sizeof(DecodeThreadVars));
+    memset(&ip6h, 0, sizeof(IPV6Hdr));
+
+    FlowInitConfig(FLOW_QUIET);
+    DecodeIPV6(&tv, &dtv, p, raw_ipv6, sizeof(raw_ipv6), NULL);
+
+    if (p->payload == NULL) {
+        printf("payload == NULL, expected non-NULL: ");
+        goto end;
+    }
+
+    if (p->payload_len != 37) {
+        printf("payload_len %"PRIu16", expected 37: ", p->payload_len);
+        goto end;
+    }
+
+    retval = 1;
+end:
+    PACKET_RECYCLE(p);
+    FlowShutdown();
+    SCFree(p);
+    return retval;
+}
+
+static int ICMPV6RouterSolicitTestKnownCode(void)
+{
+    int retval = 0;
+
+    static uint8_t raw_ipv6[] = {
+        0x60, 0x00, 0x00, 0x00, 0x00, 0x08, 0x3a, 0xff,
+        0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x02, 0x24, 0x8c, 0xff, 0xfe, 0x0e, 0x31, 0x54,
+        0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02,
+        0x85, 0x00, 0xbe, 0xb0, 0x00, 0x00, 0x00, 0x00
+    };
+
+    Packet *p = SCMalloc(SIZE_OF_PACKET);
+    if (unlikely(p == NULL))
+        return 0;
+    IPV6Hdr ip6h;
+    ThreadVars tv;
+    DecodeThreadVars dtv;
+
+    memset(&tv, 0, sizeof(ThreadVars));
+    memset(p, 0, SIZE_OF_PACKET);
+    memset(&dtv, 0, sizeof(DecodeThreadVars));
+    memset(&ip6h, 0, sizeof(IPV6Hdr));
+
+    FlowInitConfig(FLOW_QUIET);
+    DecodeIPV6(&tv, &dtv, p, raw_ipv6, sizeof(raw_ipv6), NULL);
+
+    if (ENGINE_ISSET_EVENT(p, ICMPV6_UNKNOWN_CODE)) {
+        SCLogDebug("ICMPv6 Error: Unknown code event is set");
+        retval = 0;
+        goto end;
+    }
+
+    retval = 1;
+end:
+    PACKET_RECYCLE(p);
+    FlowShutdown();
+    SCFree(p);
+    return retval;
+}
+
+static int ICMPV6RouterSolicitTestUnknownCode(void)
+{
+    int retval = 0;
+
+    static uint8_t raw_ipv6[] = {
+        0x60, 0x00, 0x00, 0x00, 0x00, 0x08, 0x3a, 0xff,
+        0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x02, 0x24, 0x8c, 0xff, 0xfe, 0x0e, 0x31, 0x54,
+        0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02,
+        0x85, 0x01, 0xbe, 0xaf, 0x00, 0x00, 0x00, 0x00
+    };
+
+    Packet *p = SCMalloc(SIZE_OF_PACKET);
+    if (unlikely(p == NULL))
+        return 0;
+    IPV6Hdr ip6h;
+    ThreadVars tv;
+    DecodeThreadVars dtv;
+
+    memset(&tv, 0, sizeof(ThreadVars));
+    memset(p, 0, SIZE_OF_PACKET);
+    memset(&dtv, 0, sizeof(DecodeThreadVars));
+    memset(&ip6h, 0, sizeof(IPV6Hdr));
+
+    FlowInitConfig(FLOW_QUIET);
+    DecodeIPV6(&tv, &dtv, p, raw_ipv6, sizeof(raw_ipv6), NULL);
+
+    if (!ENGINE_ISSET_EVENT(p, ICMPV6_UNKNOWN_CODE)) {
+        SCLogDebug("ICMPv6 Error: Unknown code event is not set");
+        retval = 0;
+        goto end;
+    }
+
+    retval = 1;
+end:
+    PACKET_RECYCLE(p);
+    FlowShutdown();
+    SCFree(p);
+    return retval;
+}
+
+static int ICMPV6RouterAdvertTestKnownCode(void)
+{
+    int retval = 0;
+
+    static uint8_t raw_ipv6[] = {
+        0x60, 0x00, 0x00, 0x00, 0x00, 0x08, 0x3a, 0xff,
+        0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x02, 0x24, 0x8c, 0xff, 0xfe, 0x0e, 0x31, 0x54,
+        0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02,
+        0x86, 0x00, 0xbd, 0xb0, 0x00, 0x00, 0x00, 0x00
+    };
+
+    Packet *p = SCMalloc(SIZE_OF_PACKET);
+    if (unlikely(p == NULL))
+        return 0;
+    IPV6Hdr ip6h;
+    ThreadVars tv;
+    DecodeThreadVars dtv;
+
+    memset(&tv, 0, sizeof(ThreadVars));
+    memset(p, 0, SIZE_OF_PACKET);
+    memset(&dtv, 0, sizeof(DecodeThreadVars));
+    memset(&ip6h, 0, sizeof(IPV6Hdr));
+
+    FlowInitConfig(FLOW_QUIET);
+    DecodeIPV6(&tv, &dtv, p, raw_ipv6, sizeof(raw_ipv6), NULL);
+
+    if (ENGINE_ISSET_EVENT(p, ICMPV6_UNKNOWN_CODE)) {
+        SCLogDebug("ICMPv6 Error: Unknown code event is set");
+        retval = 0;
+        goto end;
+    }
+
+    retval = 1;
+end:
+    PACKET_RECYCLE(p);
+    FlowShutdown();
+    SCFree(p);
+    return retval;
+}
+
+static int ICMPV6RouterAdvertTestUnknownCode(void)
+{
+    int retval = 0;
+
+    static uint8_t raw_ipv6[] = {
+        0x60, 0x00, 0x00, 0x00, 0x00, 0x08, 0x3a, 0xff,
+        0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x02, 0x24, 0x8c, 0xff, 0xfe, 0x0e, 0x31, 0x54,
+        0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02,
+        0x86, 0x01, 0xbd, 0xaf, 0x00, 0x00, 0x00, 0x00
+    };
+
+    Packet *p = SCMalloc(SIZE_OF_PACKET);
+    if (unlikely(p == NULL))
+        return 0;
+    IPV6Hdr ip6h;
+    ThreadVars tv;
+    DecodeThreadVars dtv;
+
+    memset(&tv, 0, sizeof(ThreadVars));
+    memset(p, 0, SIZE_OF_PACKET);
+    memset(&dtv, 0, sizeof(DecodeThreadVars));
+    memset(&ip6h, 0, sizeof(IPV6Hdr));
+
+    FlowInitConfig(FLOW_QUIET);
+    DecodeIPV6(&tv, &dtv, p, raw_ipv6, sizeof(raw_ipv6), NULL);
+
+    if (!ENGINE_ISSET_EVENT(p, ICMPV6_UNKNOWN_CODE)) {
+        SCLogDebug("ICMPv6 Error: Unknown code event is not set");
+        retval = 0;
+        goto end;
+    }
+
+    retval = 1;
+end:
+    PACKET_RECYCLE(p);
+    FlowShutdown();
+    SCFree(p);
+    return retval;
+}
+
+static int ICMPV6NeighbourSolicitTestKnownCode(void)
+{
+    int retval = 0;
+
+    static uint8_t raw_ipv6[] = {
+        0x60, 0x00, 0x00, 0x00, 0x00, 0x08, 0x3a, 0xff,
+        0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x02, 0x24, 0x8c, 0xff, 0xfe, 0x0e, 0x31, 0x54,
+        0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02,
+        0x87, 0x00, 0xbc, 0xb0, 0x00, 0x00, 0x00, 0x00
+    };
+
+    Packet *p = SCMalloc(SIZE_OF_PACKET);
+    if (unlikely(p == NULL))
+        return 0;
+    IPV6Hdr ip6h;
+    ThreadVars tv;
+    DecodeThreadVars dtv;
+
+    memset(&tv, 0, sizeof(ThreadVars));
+    memset(p, 0, SIZE_OF_PACKET);
+    memset(&dtv, 0, sizeof(DecodeThreadVars));
+    memset(&ip6h, 0, sizeof(IPV6Hdr));
+
+    FlowInitConfig(FLOW_QUIET);
+    DecodeIPV6(&tv, &dtv, p, raw_ipv6, sizeof(raw_ipv6), NULL);
+
+    if (ENGINE_ISSET_EVENT(p, ICMPV6_UNKNOWN_CODE)) {
+        SCLogDebug("ICMPv6 Error: Unknown code event is set");
+        retval = 0;
+        goto end;
+    }
+
+    retval = 1;
+end:
+    PACKET_RECYCLE(p);
+    FlowShutdown();
+    SCFree(p);
+    return retval;
+}
+
+static int ICMPV6NeighbourSolicitTestUnknownCode(void)
+{
+    int retval = 0;
+
+    static uint8_t raw_ipv6[] = {
+        0x60, 0x00, 0x00, 0x00, 0x00, 0x08, 0x3a, 0xff,
+        0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x02, 0x24, 0x8c, 0xff, 0xfe, 0x0e, 0x31, 0x54,
+        0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02,
+        0x87, 0x01, 0xbc, 0xaf, 0x00, 0x00, 0x00, 0x00
+    };
+
+    Packet *p = SCMalloc(SIZE_OF_PACKET);
+    if (unlikely(p == NULL))
+        return 0;
+    IPV6Hdr ip6h;
+    ThreadVars tv;
+    DecodeThreadVars dtv;
+
+    memset(&tv, 0, sizeof(ThreadVars));
+    memset(p, 0, SIZE_OF_PACKET);
+    memset(&dtv, 0, sizeof(DecodeThreadVars));
+    memset(&ip6h, 0, sizeof(IPV6Hdr));
+
+    FlowInitConfig(FLOW_QUIET);
+    DecodeIPV6(&tv, &dtv, p, raw_ipv6, sizeof(raw_ipv6), NULL);
+
+    if (!ENGINE_ISSET_EVENT(p, ICMPV6_UNKNOWN_CODE)) {
+        SCLogDebug("ICMPv6 Error: Unknown code event is not set");
+        retval = 0;
+        goto end;
+    }
+
+    retval = 1;
+end:
+    PACKET_RECYCLE(p);
+    FlowShutdown();
+    SCFree(p);
+    return retval;
+}
+
+static int ICMPV6NeighbourAdvertTestKnownCode(void)
+{
+    int retval = 0;
+
+    static uint8_t raw_ipv6[] = {
+        0x60, 0x00, 0x00, 0x00, 0x00, 0x08, 0x3a, 0xff,
+        0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x02, 0x24, 0x8c, 0xff, 0xfe, 0x0e, 0x31, 0x54,
+        0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02,
+        0x88, 0x00, 0xbb, 0xb0, 0x00, 0x00, 0x00, 0x00
+    };
+
+    Packet *p = SCMalloc(SIZE_OF_PACKET);
+    if (unlikely(p == NULL))
+        return 0;
+    IPV6Hdr ip6h;
+    ThreadVars tv;
+    DecodeThreadVars dtv;
+
+    memset(&tv, 0, sizeof(ThreadVars));
+    memset(p, 0, SIZE_OF_PACKET);
+    memset(&dtv, 0, sizeof(DecodeThreadVars));
+    memset(&ip6h, 0, sizeof(IPV6Hdr));
+
+    FlowInitConfig(FLOW_QUIET);
+    DecodeIPV6(&tv, &dtv, p, raw_ipv6, sizeof(raw_ipv6), NULL);
+
+    if (ENGINE_ISSET_EVENT(p, ICMPV6_UNKNOWN_CODE)) {
+        SCLogDebug("ICMPv6 Error: Unknown code event is set");
+        retval = 0;
+        goto end;
+    }
+
+    retval = 1;
+end:
+    PACKET_RECYCLE(p);
+    FlowShutdown();
+    SCFree(p);
+    return retval;
+}
+
+static int ICMPV6NeighbourAdvertTestUnknownCode(void)
+{
+    int retval = 0;
+
+    static uint8_t raw_ipv6[] = {
+        0x60, 0x00, 0x00, 0x00, 0x00, 0x08, 0x3a, 0xff,
+        0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x02, 0x24, 0x8c, 0xff, 0xfe, 0x0e, 0x31, 0x54,
+        0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02,
+        0x88, 0x01, 0xbb, 0xaf, 0x00, 0x00, 0x00, 0x00
+    };
+
+    Packet *p = SCMalloc(SIZE_OF_PACKET);
+    if (unlikely(p == NULL))
+        return 0;
+    IPV6Hdr ip6h;
+    ThreadVars tv;
+    DecodeThreadVars dtv;
+
+    memset(&tv, 0, sizeof(ThreadVars));
+    memset(p, 0, SIZE_OF_PACKET);
+    memset(&dtv, 0, sizeof(DecodeThreadVars));
+    memset(&ip6h, 0, sizeof(IPV6Hdr));
+
+    FlowInitConfig(FLOW_QUIET);
+    DecodeIPV6(&tv, &dtv, p, raw_ipv6, sizeof(raw_ipv6), NULL);
+
+    if (!ENGINE_ISSET_EVENT(p, ICMPV6_UNKNOWN_CODE)) {
+        SCLogDebug("ICMPv6 Error: Unknown code event is not set");
+        retval = 0;
+        goto end;
+    }
+
+    retval = 1;
+end:
+    PACKET_RECYCLE(p);
+    FlowShutdown();
+    SCFree(p);
+    return retval;
+}
+
+static int ICMPV6RedirectTestKnownCode(void)
+{
+    int retval = 0;
+
+    static uint8_t raw_ipv6[] = {
+        0x60, 0x00, 0x00, 0x00, 0x00, 0x08, 0x3a, 0xff,
+        0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x02, 0x24, 0x8c, 0xff, 0xfe, 0x0e, 0x31, 0x54,
+        0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02,
+        0x89, 0x00, 0xba, 0xb0, 0x00, 0x00, 0x00, 0x00
+    };
+
+    Packet *p = SCMalloc(SIZE_OF_PACKET);
+    if (unlikely(p == NULL))
+        return 0;
+    IPV6Hdr ip6h;
+    ThreadVars tv;
+    DecodeThreadVars dtv;
+
+    memset(&tv, 0, sizeof(ThreadVars));
+    memset(p, 0, SIZE_OF_PACKET);
+    memset(&dtv, 0, sizeof(DecodeThreadVars));
+    memset(&ip6h, 0, sizeof(IPV6Hdr));
+
+    FlowInitConfig(FLOW_QUIET);
+    DecodeIPV6(&tv, &dtv, p, raw_ipv6, sizeof(raw_ipv6), NULL);
+
+    if (ENGINE_ISSET_EVENT(p, ICMPV6_UNKNOWN_CODE)) {
+        SCLogDebug("ICMPv6 Error: Unknown code event is set");
+        retval = 0;
+        goto end;
+    }
+
+    retval = 1;
+end:
+    PACKET_RECYCLE(p);
+    FlowShutdown();
+    SCFree(p);
+    return retval;
+}
+
+static int ICMPV6RedirectTestUnknownCode(void)
+{
+    int retval = 0;
+
+    static uint8_t raw_ipv6[] = {
+        0x60, 0x00, 0x00, 0x00, 0x00, 0x08, 0x3a, 0xff,
+        0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x02, 0x24, 0x8c, 0xff, 0xfe, 0x0e, 0x31, 0x54,
+        0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02,
+        0x89, 0x01, 0xba, 0xaf, 0x00, 0x00, 0x00, 0x00
+    };
+
+    Packet *p = SCMalloc(SIZE_OF_PACKET);
+    if (unlikely(p == NULL))
+        return 0;
+    IPV6Hdr ip6h;
+    ThreadVars tv;
+    DecodeThreadVars dtv;
+
+    memset(&tv, 0, sizeof(ThreadVars));
+    memset(p, 0, SIZE_OF_PACKET);
+    memset(&dtv, 0, sizeof(DecodeThreadVars));
+    memset(&ip6h, 0, sizeof(IPV6Hdr));
+
+    FlowInitConfig(FLOW_QUIET);
+    DecodeIPV6(&tv, &dtv, p, raw_ipv6, sizeof(raw_ipv6), NULL);
+
+    if (!ENGINE_ISSET_EVENT(p, ICMPV6_UNKNOWN_CODE)) {
+        SCLogDebug("ICMPv6 Error: Unknown code event is not set");
+        retval = 0;
+        goto end;
+    }
+
+    retval = 1;
+end:
+    PACKET_RECYCLE(p);
+    FlowShutdown();
+    SCFree(p);
+    return retval;
+}
+
+#endif /* UNITTESTS */
+/**
+ * \brief Registers ICMPV6 unit tests
+ * \todo More ICMPv6 tests
+ */
+void DecodeICMPV6RegisterTests(void)
+{
+#ifdef UNITTESTS
+    UtRegisterTest("ICMPV6CalculateValidChecksumtest01", ICMPV6CalculateValidChecksumtest01, 1);
+    UtRegisterTest("ICMPV6CalculateInValidChecksumtest02", ICMPV6CalculateInvalidChecksumtest02, 0);
+
+    UtRegisterTest("ICMPV6ParamProbTest01 (Valid)", ICMPV6ParamProbTest01, 1);
+    UtRegisterTest("ICMPV6DestUnreachTest01 (Valid)", ICMPV6DestUnreachTest01, 1);
+    UtRegisterTest("ICMPV6PktTooBigTest01 (Valid)", ICMPV6PktTooBigTest01, 1);
+    UtRegisterTest("ICMPV6TimeExceedTest01 (Valid)", ICMPV6TimeExceedTest01, 1);
+    UtRegisterTest("ICMPV6EchoReqTest01 (Valid)", ICMPV6EchoReqTest01, 1);
+    UtRegisterTest("ICMPV6EchoRepTest01 (Valid)", ICMPV6EchoRepTest01, 1);
+
+    UtRegisterTest("ICMPV6ParamProbTest02 (Invalid)", ICMPV6ParamProbTest02, 1);
+    UtRegisterTest("ICMPV6DestUnreachTest02 (Invalid)", ICMPV6DestUnreachTest02, 1);
+    UtRegisterTest("ICMPV6PktTooBigTest02 (Invalid)", ICMPV6PktTooBigTest02, 1);
+    UtRegisterTest("ICMPV6TimeExceedTest02 (Invalid)", ICMPV6TimeExceedTest02, 1);
+    UtRegisterTest("ICMPV6EchoReqTest02 (Invalid)", ICMPV6EchoReqTest02, 1);
+    UtRegisterTest("ICMPV6EchoRepTest02 (Invalid)", ICMPV6EchoRepTest02, 1);
+
+    UtRegisterTest("ICMPV6PayloadTest01", ICMPV6PayloadTest01, 1);
+
+    UtRegisterTest("ICMPV6RouterSolicitTestKnownCode",
+        ICMPV6RouterSolicitTestKnownCode, 1);
+    UtRegisterTest("ICMPV6RouterSolicitTestUnknownCode",
+        ICMPV6RouterSolicitTestUnknownCode, 1);
+    UtRegisterTest("ICMPV6RouterAdvertTestKnownCode",
+        ICMPV6RouterAdvertTestKnownCode, 1);
+    UtRegisterTest("ICMPV6RouterAdvertTestUnknownCode",
+        ICMPV6RouterAdvertTestUnknownCode, 1);
+
+    UtRegisterTest("ICMPV6NeighbourSolicitTestKnownCode",
+        ICMPV6NeighbourSolicitTestKnownCode, 1);
+    UtRegisterTest("ICMPV6NeighbourSolicitTestUnknownCode",
+        ICMPV6NeighbourSolicitTestUnknownCode, 1);
+    UtRegisterTest("ICMPV6NeighbourAdvertTestKnownCode",
+        ICMPV6NeighbourAdvertTestKnownCode, 1);
+    UtRegisterTest("ICMPV6NeighbourAdvertTestUnknownCode",
+        ICMPV6NeighbourAdvertTestUnknownCode, 1);
+
+    UtRegisterTest("ICMPV6RedirectTestKnownCode", ICMPV6RedirectTestKnownCode, 1);
+    UtRegisterTest("ICMPV6RedirectTestUnknownCode",
+        ICMPV6RedirectTestUnknownCode, 1);
+#endif /* UNITTESTS */
+}
+/**
+ * @}
+ */