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-rw-r--r--src/daemon/https/lgl/hmac-sha1.c81
1 files changed, 0 insertions, 81 deletions
diff --git a/src/daemon/https/lgl/hmac-sha1.c b/src/daemon/https/lgl/hmac-sha1.c
deleted file mode 100644
index 4d2e4f37..00000000
--- a/src/daemon/https/lgl/hmac-sha1.c
+++ /dev/null
@@ -1,81 +0,0 @@
1/* hmac-sha1.c -- hashed message authentication codes
2 Copyright (C) 2005, 2006 Free Software Foundation, Inc.
3
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU Lesser General Public License as published by
6 the Free Software Foundation; either version 2.1, or (at your option)
7 any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public License
15 along with this program; if not, write to the Free Software Foundation,
16 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
17
18/* Written by Simon Josefsson. */
19
20#include "MHD_config.h"
21
22#include "hmac.h"
23
24#include "memxor.h"
25#include "sha1.h"
26
27#include <string.h>
28
29#define IPAD 0x36
30#define OPAD 0x5c
31
32int
33MHD_hmac_sha1 (const void *key, size_t keylen,
34 const void *in, size_t inlen, void *resbuf)
35{
36 struct MHD_sha1_ctx inner;
37 struct MHD_sha1_ctx outer;
38 char optkeybuf[20];
39 char block[64];
40 char innerhash[20];
41
42 /* Reduce the key's size, so that it becomes <= 64 bytes large. */
43
44 if (keylen > 64)
45 {
46 struct MHD_sha1_ctx keyhash;
47
48 MHD_sha1_init_ctx (&keyhash);
49 MHD_sha1_process_bytes (key, keylen, &keyhash);
50 MHD_sha1_finish_ctx (&keyhash, optkeybuf);
51
52 key = optkeybuf;
53 keylen = 20;
54 }
55
56 /* Compute INNERHASH from KEY and IN. */
57
58 MHD_sha1_init_ctx (&inner);
59
60 memset (block, IPAD, sizeof (block));
61 MHD_memxor (block, key, keylen);
62
63 MHD_sha1_process_block (block, 64, &inner);
64 MHD_sha1_process_bytes (in, inlen, &inner);
65
66 MHD_sha1_finish_ctx (&inner, innerhash);
67
68 /* Compute result from KEY and INNERHASH. */
69
70 MHD_sha1_init_ctx (&outer);
71
72 memset (block, OPAD, sizeof (block));
73 MHD_memxor (block, key, keylen);
74
75 MHD_sha1_process_block (block, 64, &outer);
76 MHD_sha1_process_bytes (innerhash, 20, &outer);
77
78 MHD_sha1_finish_ctx (&outer, resbuf);
79
80 return 0;
81}