Alexandre Lision | 7fd5d3d | 2013-12-04 13:06:40 -0500 | [diff] [blame] | 1 | /* |
| 2 | --------------------------------------------------------------------------- |
| 3 | Copyright (c) 2002, Dr Brian Gladman, Worcester, UK. All rights reserved. |
| 4 | |
| 5 | LICENSE TERMS |
| 6 | |
| 7 | The free distribution and use of this software in both source and binary |
| 8 | form is allowed (with or without changes) provided that: |
| 9 | |
| 10 | 1. distributions of this source code include the above copyright |
| 11 | notice, this list of conditions and the following disclaimer; |
| 12 | |
| 13 | 2. distributions in binary form include the above copyright |
| 14 | notice, this list of conditions and the following disclaimer |
| 15 | in the documentation and/or other associated materials; |
| 16 | |
| 17 | 3. the copyright holder's name is not used to endorse products |
| 18 | built using this software without specific written permission. |
| 19 | |
| 20 | ALTERNATIVELY, provided that this notice is retained in full, this product |
| 21 | may be distributed under the terms of the GNU General Public License (GPL), |
| 22 | in which case the provisions of the GPL apply INSTEAD OF those given above. |
| 23 | |
| 24 | DISCLAIMER |
| 25 | |
| 26 | This software is provided 'as is' with no explicit or implied warranties |
| 27 | in respect of its properties, including, but not limited to, correctness |
| 28 | and/or fitness for purpose. |
| 29 | --------------------------------------------------------------------------- |
| 30 | Issue Date: 01/08/2005 |
| 31 | */ |
| 32 | |
| 33 | #ifndef _SHA1_H |
| 34 | #define _SHA1_H |
| 35 | |
| 36 | #include <stdlib.h> |
| 37 | #include <cryptcommon/brg_types.h> |
| 38 | |
| 39 | #define SHA1_BLOCK_SIZE 64 |
| 40 | #define SHA1_DIGEST_SIZE 20 |
| 41 | |
| 42 | #if defined(__cplusplus) |
| 43 | extern "C" |
| 44 | { |
| 45 | #endif |
| 46 | |
| 47 | /* type to hold the SHA256 context */ |
| 48 | |
| 49 | typedef struct |
| 50 | { uint_32t count[2]; |
| 51 | uint_32t hash[5]; |
| 52 | uint_32t wbuf[16]; |
| 53 | } sha1_ctx; |
| 54 | |
| 55 | /* Note that these prototypes are the same for both bit and */ |
| 56 | /* byte oriented implementations. However the length fields */ |
| 57 | /* are in bytes or bits as appropriate for the version used */ |
| 58 | /* and bit sequences are input as arrays of bytes in which */ |
| 59 | /* bit sequences run from the most to the least significant */ |
| 60 | /* end of each byte */ |
| 61 | |
| 62 | VOID_RETURN sha1_compile(sha1_ctx ctx[1]); |
| 63 | |
| 64 | VOID_RETURN sha1_begin(sha1_ctx ctx[1]); |
| 65 | VOID_RETURN sha1_hash(const unsigned char data[], unsigned long len, sha1_ctx ctx[1]); |
| 66 | VOID_RETURN sha1_end(unsigned char hval[], sha1_ctx ctx[1]); |
| 67 | VOID_RETURN sha1(unsigned char hval[], const unsigned char data[], unsigned long len); |
| 68 | |
| 69 | #if defined(__cplusplus) |
| 70 | } |
| 71 | #endif |
| 72 | |
| 73 | #endif |