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sha2.h
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1 /*
2  * FILE: sha2.h
3  * AUTHOR: Aaron D. Gifford - http://www.aarongifford.com/
4  *
5  * Copyright (c) 2000-2001, Aaron D. Gifford
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  * notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  * notice, this list of conditions and the following disclaimer in the
15  * documentation and/or other materials provided with the distribution.
16  * 3. Neither the name of the copyright holder nor the names of contributors
17  * may be used to endorse or promote products derived from this software
18  * without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTOR(S) ``AS IS'' AND
21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTOR(S) BE LIABLE
24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30  * SUCH DAMAGE.
31  */
32 
33 #ifndef __SHA2_H__
34 #define __SHA2_H__
35 
36 #include <basetsd.h>
37 
38 /*** SHA-256/384/512 Various Length Definitions ***********************/
39 #define SHA256_BLOCK_LENGTH 64
40 #define SHA256_DIGEST_LENGTH 32
41 #define SHA256_DIGEST_STRING_LENGTH (SHA256_DIGEST_LENGTH * 2 + 1)
42 #define SHA384_BLOCK_LENGTH 128
43 #define SHA384_DIGEST_LENGTH 48
44 #define SHA384_DIGEST_STRING_LENGTH (SHA384_DIGEST_LENGTH * 2 + 1)
45 #define SHA512_BLOCK_LENGTH 128
46 #define SHA512_DIGEST_LENGTH 64
47 #define SHA512_DIGEST_STRING_LENGTH (SHA512_DIGEST_LENGTH * 2 + 1)
48 
49 
50 /*** SHA-256/384/512 Context Structures *******************************/
51 typedef UINT8 sha2_byte; /* Exactly 1 byte */
52 typedef UINT32 sha2_word32; /* Exactly 4 bytes */
53 typedef UINT64 sha2_word64; /* Exactly 8 bytes */
54 
55 typedef struct _SHA256_CTX {
59 } SHA256_CTX;
60 typedef struct _SHA512_CTX {
64 } SHA512_CTX;
65 
67 
68 
69 /*** SHA-256/384/512 Function Prototypes ******************************/
70 
71 void SHA256_Init(SHA256_CTX *);
72 void SHA256_Update(SHA256_CTX*, const sha2_byte*, size_t);
75 char* SHA256_Data(const sha2_byte*, size_t, char[SHA256_DIGEST_STRING_LENGTH]);
76 
77 void SHA384_Init(SHA384_CTX*);
78 void SHA384_Update(SHA384_CTX*, const sha2_byte*, size_t);
81 char* SHA384_Data(const sha2_byte*, size_t, char[SHA384_DIGEST_STRING_LENGTH]);
82 
83 void SHA512_Init(SHA512_CTX*);
84 void SHA512_Update(SHA512_CTX*, const sha2_byte*, size_t);
87 char* SHA512_Data(const sha2_byte*, size_t, char[SHA512_DIGEST_STRING_LENGTH]);
88 
89 #endif /* __SHA2_H__ */
char * SHA384_End(SHA384_CTX *, char[SHA384_DIGEST_STRING_LENGTH])
#define SHA256_DIGEST_STRING_LENGTH
Definition: sha2.h:41
char * SHA512_End(SHA512_CTX *, char[SHA512_DIGEST_STRING_LENGTH])
void SHA384_Final(sha2_byte[SHA384_DIGEST_LENGTH], SHA384_CTX *)
void SHA384_Init(SHA384_CTX *)
Definition: sha2.c:932
char * SHA256_End(SHA256_CTX *, char[SHA256_DIGEST_STRING_LENGTH])
#define SHA256_BLOCK_LENGTH
Definition: sha2.h:39
GLuint buffer
Definition: glext.h:5915
char * SHA384_Data(const sha2_byte *, size_t, char[SHA384_DIGEST_STRING_LENGTH])
Definition: sha2.c:997
UINT64 sha2_word64
Definition: sha2.h:53
UINT32 sha2_word32
Definition: sha2.h:52
struct _SHA512_CTX SHA512_CTX
char * SHA256_Data(const sha2_byte *, size_t, char[SHA256_DIGEST_STRING_LENGTH])
Definition: sha2.c:593
struct _SHA256_CTX SHA256_CTX
void SHA256_Init(SHA256_CTX *)
Definition: sha2.c:275
unsigned int UINT32
sha2_word64 bitcount[2]
Definition: sha2.h:62
void SHA384_Update(SHA384_CTX *, const sha2_byte *, size_t)
Definition: sha2.c:941
sha2_word64 state[8]
Definition: sha2.h:61
void SHA512_Final(sha2_byte[SHA512_DIGEST_LENGTH], SHA512_CTX *)
#define SHA384_DIGEST_LENGTH
Definition: sha2.h:43
void SHA512_Update(SHA512_CTX *, const sha2_byte *, size_t)
Definition: sha2.c:781
void SHA256_Final(sha2_byte[SHA256_DIGEST_LENGTH], SHA256_CTX *)
SHA512_CTX SHA384_CTX
Definition: sha2.h:66
#define SHA256_DIGEST_LENGTH
Definition: sha2.h:40
void SHA256_Update(SHA256_CTX *, const sha2_byte *, size_t)
Definition: sha2.c:459
void SHA512_Init(SHA512_CTX *)
Definition: sha2.c:603
UINT8 sha2_byte
Definition: sha2.h:51
sha2_word64 bitcount
Definition: sha2.h:57
#define SHA384_DIGEST_STRING_LENGTH
Definition: sha2.h:44
#define SHA512_DIGEST_LENGTH
Definition: sha2.h:46
unsigned long long UINT64
unsigned char UINT8
sha2_word32 state[8]
Definition: sha2.h:56
#define SHA512_BLOCK_LENGTH
Definition: sha2.h:45
char * SHA512_Data(const sha2_byte *, size_t, char[SHA512_DIGEST_STRING_LENGTH])
Definition: sha2.c:922
#define SHA512_DIGEST_STRING_LENGTH
Definition: sha2.h:47