Add missing util-validate.h

src/util-validate.h

@@ -0,0 +1,66 @@
+/* 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.
+ */
+
+/**
+ * \file
+ *
+ * \author Victor Julien <victor@inliniac.net>
+ *
+ * Functions & Macro's for validation of data structures. This is used for
+ * code correctness.
+ *
+ * These will abort() the program if they fail, so they should _only_ be
+ * used for testing.
+ */
+
+
+#ifndef __UTIL_VALIDATE_H__
+#define __UTIL_VALIDATE_H__
+
+#ifdef DEBUG_VALIDATION
+
+/** \brief validate the integrity of the packet
+ *
+ *  BUG_ON's on problems
+ */
+#define DEBUG_VALIDATE_PACKET(p) do {                   \
+        if ((p) != NULL) {                              \
+            if ((p)->proto == IPPROTO_TCP) {            \
+                BUG_ON((p)->tcph == NULL);              \
+            } else if ((p)->proto == IPPROTO_UDP) {     \
+                BUG_ON((p)->udph == NULL);              \
+            } else if ((p)->proto == IPPROTO_ICMP) {    \
+                BUG_ON((p)->icmpv4h == NULL);           \
+            } else if ((p)->proto == IPPROTO_ICMPV6) {  \
+                BUG_ON((p)->icmpv6h == NULL);           \
+            }                                           \
+            if ((p)->payload_len > 0) {                 \
+                BUG_ON((p)->payload == NULL);           \
+            }                                           \
+            BUG_ON((p)->ip4h != NULL && (p)->ip6h != NULL);     \
+            BUG_ON((p)->flowflags != 0 && (p)->flow == NULL);   \
+        }                                               \
+    } while(0)
+
+#else /* DEBUG_VALIDATE */
+
+#define DEBUG_VALIDATE_PACKET(p)
+
+#endif /* DEBUG_VALIDATE */
+
+#endif /* __UTIL_VALIDATE_H__ */
+