suricata
datasets-md5.c
Go to the documentation of this file.
1 /* Copyright (C) 2017-2024 Open Information Security Foundation
2  *
3  * You can copy, redistribute or modify this Program under the terms of
4  * the GNU General Public License version 2 as published by the Free
5  * Software Foundation.
6  *
7  * This program is distributed in the hope that it will be useful,
8  * but WITHOUT ANY WARRANTY; without even the implied warranty of
9  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10  * GNU General Public License for more details.
11  *
12  * You should have received a copy of the GNU General Public License
13  * version 2 along with this program; if not, write to the Free Software
14  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
15  * 02110-1301, USA.
16  */
17 
18 /**
19  * \file
20  *
21  * \author Victor Julien <victor@inliniac.net>
22  */
23 
24 #include "suricata-common.h"
25 #include "conf.h"
26 #include "datasets.h"
27 #include "datasets-md5.h"
28 #include "util-hash-lookup3.h"
29 
30 #include "util-thash.h"
31 #include "util-print.h"
32 
33 int Md5StrSet(void *dst, void *src)
34 {
35  Md5Type *src_s = src;
36  Md5Type *dst_s = dst;
37  memcpy(dst_s->md5, src_s->md5, sizeof(dst_s->md5));
38  dst_s->rep = src_s->rep;
39  return 0;
40 }
41 
42 bool Md5StrCompare(void *a, void *b)
43 {
44  const Md5Type *as = a;
45  const Md5Type *bs = b;
46 
47  return (memcmp(as->md5, bs->md5, sizeof(as->md5)) == 0);
48 }
49 
50 uint32_t Md5StrHash(uint32_t hash_seed, void *s)
51 {
52  const Md5Type *str = s;
53  return hashword((uint32_t *)str->md5, sizeof(str->md5) / 4, hash_seed);
54 }
55 
56 // data stays in hash
57 void Md5StrFree(void *s)
58 {
59 }
datasets-md5.h
hashword
uint32_t hashword(const uint32_t *k, size_t length, uint32_t initval)
Definition: util-hash-lookup3.c:172
Md5Type
Definition: datasets-md5.h:29
Md5Type::rep
DataRepType rep
Definition: datasets-md5.h:31
Md5Type::md5
uint8_t md5[16]
Definition: datasets-md5.h:30
Md5StrCompare
bool Md5StrCompare(void *a, void *b)
Definition: datasets-md5.c:42
datasets.h
util-print.h
Md5StrHash
uint32_t Md5StrHash(uint32_t hash_seed, void *s)
Definition: datasets-md5.c:50
conf.h
suricata-common.h
Md5StrSet
int Md5StrSet(void *dst, void *src)
Definition: datasets-md5.c:33
util-hash-lookup3.h
str
#define str(s)
Definition: suricata-common.h:291
src
uint16_t src
Definition: app-layer-dnp3.h:5
dst
uint16_t dst
Definition: app-layer-dnp3.h:4
util-thash.h
Md5StrFree
void Md5StrFree(void *s)
Definition: datasets-md5.c:57