suricata checkin based on commit id a4bce14770beee46a537eda3c3f6e8e8565d5d0a

Change-Id: I9a214fa0ee95e58fc640e50bd604dac7f42db48f

1 files changed, 76 insertions, 0 deletions

diff --git a/framework/src/suricata/src/decode-sll.c b/framework/src/suricata/src/decode-sll.c
new file mode 100644
index 00000000..eed61a4c
--- /dev/null
+++ b/framework/src/suricata/src/decode-sll.c
@@ -0,0 +1,76 @@
+/* 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>
+ *
+ * Decodes Sll
+ */
+
+#include "suricata-common.h"
+#include "decode.h"
+#include "decode-sll.h"
+#include "decode-events.h"
+#include "util-debug.h"
+
+int DecodeSll(ThreadVars *tv, DecodeThreadVars *dtv, Packet *p, uint8_t *pkt, uint16_t len, PacketQueue *pq)
+{
+    StatsIncr(tv, dtv->counter_sll);
+
+    if (unlikely(len < SLL_HEADER_LEN)) {
+        ENGINE_SET_INVALID_EVENT(p, SLL_PKT_TOO_SMALL);
+        return TM_ECODE_FAILED;
+    }
+
+    SllHdr *sllh = (SllHdr *)pkt;
+    if (unlikely(sllh == NULL))
+        return TM_ECODE_FAILED;
+
+    SCLogDebug("p %p pkt %p sll_protocol %04x", p, pkt, ntohs(sllh->sll_protocol));
+
+    switch (ntohs(sllh->sll_protocol)) {
+        case ETHERNET_TYPE_IP:
+            DecodeIPV4(tv, dtv, p, pkt + SLL_HEADER_LEN,
+                       len - SLL_HEADER_LEN, pq);
+            break;
+        case ETHERNET_TYPE_IPV6:
+            DecodeIPV6(tv, dtv, p, pkt + SLL_HEADER_LEN,
+                       len - SLL_HEADER_LEN, pq);
+            break;
+        case ETHERNET_TYPE_VLAN:
+            DecodeVLAN(tv, dtv, p, pkt + SLL_HEADER_LEN,
+                                 len - SLL_HEADER_LEN, pq);
+            break;
+        default:
+            SCLogDebug("p %p pkt %p sll type %04x not supported", p,
+                       pkt, ntohs(sllh->sll_protocol));
+    }
+
+    return TM_ECODE_OK;
+}
+/**
+ * @}
+ */