From: Victor Julien <victor@inliniac.net>
Date: Tue, 27 Mar 2012 08:38:15 +0000 (+0200)
Subject: host: convert host hash to use lookup3.c
X-Git-Tag: suricata-1.3beta1~45
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=cfd4d07dd029d09125c869f4ec6ddac834f83f40;p=thirdparty%2Fsuricata.git

host: convert host hash to use lookup3.c
---

diff --git a/src/host.c b/src/host.c
index f0136ca740..7d98278270 100644
--- a/src/host.c
+++ b/src/host.c
@@ -38,6 +38,8 @@
 #include "detect-tag.h"
 #include "detect-engine-threshold.h"
 
+#include "util-hash-lookup3.h"
+
 static Host *HostGetUsedHost(void);
 
 /** queue with spare hosts */
@@ -286,11 +288,11 @@ uint32_t HostGetKey(Address *a) {
     uint32_t key;
 
     if (a->family == AF_INET) {
-        key = (host_config.hash_rand + a->addr_data32[0]) % host_config.hash_size;
+        uint32_t hash = hashword(&a->addr_data32[0], 1, host_config.hash_rand);
+        key = hash % host_config.hash_size;
     } else if (a->family == AF_INET6) {
-        key = (host_config.hash_rand + a->addr_data32[0] + \
-               a->addr_data32[1] + a->addr_data32[2] + \
-               a->addr_data32[3]) % host_config.hash_size;
+        uint32_t hash = hashword(a->addr_data32, 4, host_config.hash_rand);
+        key = hash % host_config.hash_size;
     } else
         key = 0;