2 * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
11 # define OPENSSL_SHA_H
14 # include <openssl/macros.h>
15 # ifndef OPENSSL_NO_DEPRECATED_3_0
19 # include <openssl/e_os2.h>
26 # define SHA_DIGEST_LENGTH 20
28 # ifndef OPENSSL_NO_DEPRECATED_3_0
30 * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
31 * ! SHA_LONG has to be at least 32 bits wide. !
32 * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
34 # define SHA_LONG unsigned int
36 # define SHA_LBLOCK 16
37 # define SHA_CBLOCK (SHA_LBLOCK*4)/* SHA treats input data as a
38 * contiguous array of 32 bit wide
39 * big-endian values. */
40 # define SHA_LAST_BLOCK (SHA_CBLOCK-8)
42 typedef struct SHAstate_st {
43 SHA_LONG h0, h1, h2, h3, h4;
45 SHA_LONG data[SHA_LBLOCK];
48 # endif /* !defined(OPENSSL_NO_DEPRECATED_3_0) */
50 DEPRECATEDIN_3_0(int SHA1_Init(SHA_CTX *c))
51 DEPRECATEDIN_3_0(int SHA1_Update(SHA_CTX *c, const void *data, size_t len))
52 DEPRECATEDIN_3_0(int SHA1_Final(unsigned char *md, SHA_CTX *c))
53 DEPRECATEDIN_3_0(unsigned char *SHA1(const unsigned char *d, size_t n,
55 DEPRECATEDIN_3_0(void SHA1_Transform(SHA_CTX *c, const unsigned char *data))
57 # ifndef OPENSSL_NO_DEPRECATED_3_0
58 # define SHA256_CBLOCK (SHA_LBLOCK*4)/* SHA-256 treats input data as a
59 * contiguous array of 32 bit wide
60 * big-endian values. */
62 typedef struct SHA256state_st {
65 SHA_LONG data[SHA_LBLOCK];
66 unsigned int num, md_len;
68 # endif /* !defined(OPENSSL_NO_DEPRECATED_3_0) */
70 DEPRECATEDIN_3_0(int SHA224_Init(SHA256_CTX *c))
71 DEPRECATEDIN_3_0(int SHA224_Update(SHA256_CTX *c, const void *data, size_t len))
72 DEPRECATEDIN_3_0(int SHA224_Final(unsigned char *md, SHA256_CTX *c))
73 DEPRECATEDIN_3_0(unsigned char *SHA224(const unsigned char *d, size_t n,
75 DEPRECATEDIN_3_0(int SHA256_Init(SHA256_CTX *c))
76 DEPRECATEDIN_3_0(int SHA256_Update(SHA256_CTX *c, const void *data, size_t len))
77 DEPRECATEDIN_3_0(int SHA256_Final(unsigned char *md, SHA256_CTX *c))
78 DEPRECATEDIN_3_0(unsigned char *SHA256(const unsigned char *d, size_t n,
80 DEPRECATEDIN_3_0(void SHA256_Transform(SHA256_CTX *c,
81 const unsigned char *data))
83 # define SHA224_DIGEST_LENGTH 28
84 # define SHA256_DIGEST_LENGTH 32
85 # define SHA384_DIGEST_LENGTH 48
86 # define SHA512_DIGEST_LENGTH 64
88 # ifndef OPENSSL_NO_DEPRECATED_3_0
90 * Unlike 32-bit digest algorithms, SHA-512 *relies* on SHA_LONG64
91 * being exactly 64-bit wide. See Implementation Notes in sha512.c
92 * for further details.
95 * SHA-512 treats input data as a
96 * contiguous array of 64 bit
97 * wide big-endian values.
99 # define SHA512_CBLOCK (SHA_LBLOCK*8)
100 # if (defined(_WIN32) || defined(_WIN64)) && !defined(__MINGW32__)
101 # define SHA_LONG64 unsigned __int64
102 # elif defined(__arch64__)
103 # define SHA_LONG64 unsigned long
105 # define SHA_LONG64 unsigned long long
108 typedef struct SHA512state_st {
112 SHA_LONG64 d[SHA_LBLOCK];
113 unsigned char p[SHA512_CBLOCK];
115 unsigned int num, md_len;
117 # endif /* !defined(OPENSSL_NO_DEPRECATED_3_0) */
119 DEPRECATEDIN_3_0(int SHA384_Init(SHA512_CTX *c))
120 DEPRECATEDIN_3_0(int SHA384_Update(SHA512_CTX *c, const void *data, size_t len))
121 DEPRECATEDIN_3_0(int SHA384_Final(unsigned char *md, SHA512_CTX *c))
122 DEPRECATEDIN_3_0(unsigned char *SHA384(const unsigned char *d, size_t n,
124 DEPRECATEDIN_3_0(int SHA512_Init(SHA512_CTX *c))
125 DEPRECATEDIN_3_0(int SHA512_Update(SHA512_CTX *c, const void *data, size_t len))
126 DEPRECATEDIN_3_0(int SHA512_Final(unsigned char *md, SHA512_CTX *c))
127 DEPRECATEDIN_3_0(unsigned char *SHA512(const unsigned char *d, size_t n,
129 DEPRECATEDIN_3_0(void SHA512_Transform(SHA512_CTX *c,
130 const unsigned char *data))