GDAL
cpl_sha1.h
1 /******************************************************************************
2  *
3  * Project: CPL - Common Portability Library
4  * Purpose: Implement SHA1
5  * Author: Even Rouault, even.rouault at spatialys.com
6  *
7  * SHA1 computation coming from Public Domain code at:
8  * https://github.com/B-Con/crypto-algorithms/blob/master/sha1.c
9  * by Brad Conte (brad AT bradconte.com)
10  *
11  ******************************************************************************
12  * Copyright (c) 2017, Even Rouault <even.rouault at spatialys.com>
13  *
14  * Permission is hereby granted, free of charge, to any person obtaining a
15  * copy of this software and associated documentation files (the "Software"),
16  * to deal in the Software without restriction, including without limitation
17  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
18  * and/or sell copies of the Software, and to permit persons to whom the
19  * Software is furnished to do so, subject to the following conditions:
20  *
21  * The above copyright notice and this permission notice shall be included
22  * in all copies or substantial portions of the Software.
23  *
24  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
25  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
26  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
27  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
28  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
29  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
30  * DEALINGS IN THE SOFTWARE.
31  ****************************************************************************/
32 
33 #ifndef CPL_SHA1_INCLUDED_H
34 #define CPL_SHA1_INCLUDED_H
35 
36 #ifndef DOXYGEN_SKIP
37 
38 #include "cpl_port.h"
39 
40 #define CPL_SHA1_HASH_SIZE 20 // SHA1 outputs a 20 byte digest
41 
43 
44 /* Not CPL_DLL exported */
45 void CPL_HMAC_SHA1(const void *pKey, size_t nKeyLen,
46  const void *pabyMessage, size_t nMessageLen,
47  GByte abyDigest[CPL_SHA1_HASH_SIZE]);
48 
50 
51 #endif /* #ifndef DOXYGEN_SKIP */
52 
53 #endif /* CPL_SHA1_INCLUDED_H */
Core portability definitions for CPL.
#define CPL_C_START
Macro to start a block of C symbols.
Definition: cpl_port.h:352
unsigned char GByte
Unsigned byte type.
Definition: cpl_port.h:207
#define CPL_C_END
Macro to end a block of C symbols.
Definition: cpl_port.h:354

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