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authorKristian Schuster <116557017+KriSchu@users.noreply.github.com>2023-02-19 23:49:18 +0100
committerKristian Schuster <116557017+KriSchu@users.noreply.github.com>2023-02-19 23:49:18 +0100
commita0d42777217296c0a7bdb1e1be8d8f6de1b24dd7 (patch)
tree8effe94c57b2f9796ba36090b07551baa8f1e1cb /gl/sha1.h
parentca3d59cd6918c9e2739e783b721d4c1122640fd3 (diff)
parentc07206f2ccc2356aa74bc6813a94c2190017d44e (diff)
downloadmonitoring-plugins-a0d42777217296c0a7bdb1e1be8d8f6de1b24dd7.tar.gz
Merge remote-tracking branch 'origin/master' into feature_check_disk_add_ignore_missing_option
Diffstat (limited to 'gl/sha1.h')
-rw-r--r--gl/sha1.h91
1 files changed, 0 insertions, 91 deletions
diff --git a/gl/sha1.h b/gl/sha1.h
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1/* Declarations of functions and data types used for SHA1 sum
2 library functions.
3 Copyright (C) 2000-2001, 2003, 2005-2006, 2008-2013 Free Software
4 Foundation, Inc.
5
6 This program is free software; you can redistribute it and/or modify it
7 under the terms of the GNU General Public License as published by the
8 Free Software Foundation; either version 3, or (at your option) any
9 later version.
10
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
15
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, see <http://www.gnu.org/licenses/>. */
18
19#ifndef SHA1_H
20# define SHA1_H 1
21
22# include <stdio.h>
23# include <stdint.h>
24
25# ifdef __cplusplus
26extern "C" {
27# endif
28
29#define SHA1_DIGEST_SIZE 20
30
31/* Structure to save state of computation between the single steps. */
32struct sha1_ctx
33{
34 uint32_t A;
35 uint32_t B;
36 uint32_t C;
37 uint32_t D;
38 uint32_t E;
39
40 uint32_t total[2];
41 uint32_t buflen;
42 uint32_t buffer[32];
43};
44
45
46/* Initialize structure containing state of computation. */
47extern void sha1_init_ctx (struct sha1_ctx *ctx);
48
49/* Starting with the result of former calls of this function (or the
50 initialization function update the context for the next LEN bytes
51 starting at BUFFER.
52 It is necessary that LEN is a multiple of 64!!! */
53extern void sha1_process_block (const void *buffer, size_t len,
54 struct sha1_ctx *ctx);
55
56/* Starting with the result of former calls of this function (or the
57 initialization function update the context for the next LEN bytes
58 starting at BUFFER.
59 It is NOT required that LEN is a multiple of 64. */
60extern void sha1_process_bytes (const void *buffer, size_t len,
61 struct sha1_ctx *ctx);
62
63/* Process the remaining bytes in the buffer and put result from CTX
64 in first 20 bytes following RESBUF. The result is always in little
65 endian byte order, so that a byte-wise output yields to the wanted
66 ASCII representation of the message digest. */
67extern void *sha1_finish_ctx (struct sha1_ctx *ctx, void *resbuf);
68
69
70/* Put result from CTX in first 20 bytes following RESBUF. The result is
71 always in little endian byte order, so that a byte-wise output yields
72 to the wanted ASCII representation of the message digest. */
73extern void *sha1_read_ctx (const struct sha1_ctx *ctx, void *resbuf);
74
75
76/* Compute SHA1 message digest for bytes read from STREAM. The
77 resulting message digest number will be written into the 20 bytes
78 beginning at RESBLOCK. */
79extern int sha1_stream (FILE *stream, void *resblock);
80
81/* Compute SHA1 message digest for LEN bytes beginning at BUFFER. The
82 result is always in little endian byte order, so that a byte-wise
83 output yields to the wanted ASCII representation of the message
84 digest. */
85extern void *sha1_buffer (const char *buffer, size_t len, void *resblock);
86
87# ifdef __cplusplus
88}
89# endif
90
91#endif