3 * AUTHOR: Aaron D. Gifford
4 * http://www.aarongifford.com/computers/sha.html
6 * Copyright (c) 2000-2003, Aaron D. Gifford
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 * 3. Neither the name of the copyright holder nor the names of contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTOR(S) ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTOR(S) BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * $Id: sha2.h,v 1.4 2004/01/07 19:06:18 adg Exp $
39 #include "cm_sha2_mangle.h"
41 /* CMake modification: use integer types from cmIML. */
42 #include "cmIML/INT.h"
43 typedef cmIML_INT_uint8_t cm_sha2_uint8_t;
44 typedef cmIML_INT_uint32_t cm_sha2_uint32_t;
45 typedef cmIML_INT_uint64_t cm_sha2_uint64_t;
53 * Import u_intXX_t size_t type definitions from system headers. You
54 * may need to change this, or define these things yourself in this
57 #include <sys/types.h>
59 /*** SHA-224/256/384/512 Various Length Definitions *******************/
61 /* Digest lengths for SHA-1/224/256/384/512 */
62 #define SHA1_DIGEST_LENGTH 20
63 #define SHA1_DIGEST_STRING_LENGTH (SHA1_DIGEST_LENGTH * 2 + 1)
64 #define SHA224_DIGEST_LENGTH 28
65 #define SHA224_DIGEST_STRING_LENGTH (SHA224_DIGEST_LENGTH * 2 + 1)
66 #define SHA256_DIGEST_LENGTH 32
67 #define SHA256_DIGEST_STRING_LENGTH (SHA256_DIGEST_LENGTH * 2 + 1)
68 #define SHA384_DIGEST_LENGTH 48
69 #define SHA384_DIGEST_STRING_LENGTH (SHA384_DIGEST_LENGTH * 2 + 1)
70 #define SHA512_DIGEST_LENGTH 64
71 #define SHA512_DIGEST_STRING_LENGTH (SHA512_DIGEST_LENGTH * 2 + 1)
74 /*** SHA-224/256/384/512 Context Structures ***************************/
76 typedef union _SHA_CTX {
77 /* SHA-1 uses this part of the union: */
79 cm_sha2_uint32_t state[5];
80 cm_sha2_uint64_t bitcount;
81 cm_sha2_uint8_t buffer[64];
84 /* SHA-224 and SHA-256 use this part of the union: */
86 cm_sha2_uint32_t state[8];
87 cm_sha2_uint64_t bitcount;
88 cm_sha2_uint8_t buffer[64];
91 /* SHA-384 and SHA-512 use this part of the union: */
93 cm_sha2_uint64_t state[8];
94 cm_sha2_uint64_t bitcount[2];
95 cm_sha2_uint8_t buffer[128];
99 /*** SHA-256/384/512 Function Prototypes ******************************/
101 void SHA1_Init(SHA_CTX*);
102 void SHA1_Update(SHA_CTX*, const cm_sha2_uint8_t*, size_t);
103 void SHA1_Final(cm_sha2_uint8_t[SHA1_DIGEST_LENGTH], SHA_CTX*);
104 char* SHA1_End(SHA_CTX*, char[SHA1_DIGEST_STRING_LENGTH]);
105 char* SHA1_Data(const cm_sha2_uint8_t*, size_t,
106 char[SHA1_DIGEST_STRING_LENGTH]);
108 void SHA224_Init(SHA_CTX*);
109 void SHA224_Update(SHA_CTX*, const cm_sha2_uint8_t*, size_t);
110 void SHA224_Final(cm_sha2_uint8_t[SHA224_DIGEST_LENGTH], SHA_CTX*);
111 char* SHA224_End(SHA_CTX*, char[SHA224_DIGEST_STRING_LENGTH]);
112 char* SHA224_Data(const cm_sha2_uint8_t*, size_t,
113 char[SHA224_DIGEST_STRING_LENGTH]);
115 void SHA256_Init(SHA_CTX*);
116 void SHA256_Update(SHA_CTX*, const cm_sha2_uint8_t*, size_t);
117 void SHA256_Final(cm_sha2_uint8_t[SHA256_DIGEST_LENGTH], SHA_CTX*);
118 char* SHA256_End(SHA_CTX*, char[SHA256_DIGEST_STRING_LENGTH]);
119 char* SHA256_Data(const cm_sha2_uint8_t*, size_t,
120 char[SHA256_DIGEST_STRING_LENGTH]);
122 void SHA384_Init(SHA_CTX*);
123 void SHA384_Update(SHA_CTX*, const cm_sha2_uint8_t*, size_t);
124 void SHA384_Final(cm_sha2_uint8_t[SHA384_DIGEST_LENGTH], SHA_CTX*);
125 char* SHA384_End(SHA_CTX*, char[SHA384_DIGEST_STRING_LENGTH]);
126 char* SHA384_Data(const cm_sha2_uint8_t*, size_t,
127 char[SHA384_DIGEST_STRING_LENGTH]);
129 void SHA512_Init(SHA_CTX*);
130 void SHA512_Update(SHA_CTX*, const cm_sha2_uint8_t*, size_t);
131 void SHA512_Final(cm_sha2_uint8_t[SHA512_DIGEST_LENGTH], SHA_CTX*);
132 char* SHA512_End(SHA_CTX*, char[SHA512_DIGEST_STRING_LENGTH]);
133 char* SHA512_Data(const cm_sha2_uint8_t*, size_t,
134 char[SHA512_DIGEST_STRING_LENGTH]);
138 #endif /* __cplusplus */
140 #endif /* __SHA2_H__ */