sha.h
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- /* crypto/sha/sha.h */
- /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
- * All rights reserved.
- *
- * This package is an SSL implementation written
- * by Eric Young (eay@cryptsoft.com).
- * The implementation was written so as to conform with Netscapes SSL.
- *
- * This library is free for commercial and non-commercial use as long as
- * the following conditions are aheared to. The following conditions
- * apply to all code found in this distribution, be it the RC4, RSA,
- * lhash, DES, etc., code; not just the SSL code. The SSL documentation
- * included with this distribution is covered by the same copyright terms
- * except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
- * Copyright remains Eric Young's, and as such any Copyright notices in
- * the code are not to be removed.
- * If this package is used in a product, Eric Young should be given attribution
- * as the author of the parts of the library used.
- * This can be in the form of a textual message at program startup or
- * in documentation (online or textual) provided with the package.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * "This product includes cryptographic software written by
- * Eric Young (eay@cryptsoft.com)"
- * The word 'cryptographic' can be left out if the rouines from the library
- * being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
- * the apps directory (application code) you must include an acknowledgement:
- * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
- * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * The licence and distribution terms for any publically available version or
- * derivative of this code cannot be changed. i.e. this code cannot simply be
- * copied and put under another distribution licence
- * [including the GNU Public Licence.]
- */
- #ifndef HEADER_SHA_H
- #define HEADER_SHA_H
- #include <openssl/e_os2.h>
- #ifdef __cplusplus
- extern "C" {
- #endif
- #if defined(OPENSSL_NO_SHA) || (defined(OPENSSL_NO_SHA0) && defined(OPENSSL_NO_SHA1))
- #error SHA is disabled.
- #endif
- #if defined(OPENSSL_FIPS)
- #define FIPS_SHA_SIZE_T size_t
- #endif
- /*
- * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
- * ! SHA_LONG has to be at least 32 bits wide. If it's wider, then !
- * ! SHA_LONG_LOG2 has to be defined along. !
- * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
- */
- #if defined(OPENSSL_SYS_WIN16) || defined(__LP32__)
- #define SHA_LONG unsigned long
- #elif defined(OPENSSL_SYS_CRAY) || defined(__ILP64__)
- #define SHA_LONG unsigned long
- #define SHA_LONG_LOG2 3
- #else
- #define SHA_LONG unsigned int
- #endif
- #define SHA_LBLOCK 16
- #define SHA_CBLOCK (SHA_LBLOCK*4) /* SHA treats input data as a
- * contiguous array of 32 bit
- * wide big-endian values. */
- #define SHA_LAST_BLOCK (SHA_CBLOCK-8)
- #define SHA_DIGEST_LENGTH 20
- typedef struct SHAstate_st
- {
- SHA_LONG h0,h1,h2,h3,h4;
- SHA_LONG Nl,Nh;
- SHA_LONG data[SHA_LBLOCK];
- unsigned int num;
- } SHA_CTX;
- #ifndef OPENSSL_NO_SHA0
- int SHA_Init(SHA_CTX *c);
- int SHA_Update(SHA_CTX *c, const void *data, size_t len);
- int SHA_Final(unsigned char *md, SHA_CTX *c);
- unsigned char *SHA(const unsigned char *d, size_t n, unsigned char *md);
- void SHA_Transform(SHA_CTX *c, const unsigned char *data);
- #endif
- #ifndef OPENSSL_NO_SHA1
- int SHA1_Init(SHA_CTX *c);
- int SHA1_Update(SHA_CTX *c, const void *data, size_t len);
- int SHA1_Final(unsigned char *md, SHA_CTX *c);
- unsigned char *SHA1(const unsigned char *d, size_t n, unsigned char *md);
- void SHA1_Transform(SHA_CTX *c, const unsigned char *data);
- #endif
- #define SHA256_CBLOCK (SHA_LBLOCK*4) /* SHA-256 treats input data as a
- * contiguous array of 32 bit
- * wide big-endian values. */
- #define SHA224_DIGEST_LENGTH 28
- #define SHA256_DIGEST_LENGTH 32
- typedef struct SHA256state_st
- {
- SHA_LONG h[8];
- SHA_LONG Nl,Nh;
- SHA_LONG data[SHA_LBLOCK];
- unsigned int num,md_len;
- } SHA256_CTX;
- #ifndef OPENSSL_NO_SHA256
- int SHA224_Init(SHA256_CTX *c);
- int SHA224_Update(SHA256_CTX *c, const void *data, size_t len);
- int SHA224_Final(unsigned char *md, SHA256_CTX *c);
- unsigned char *SHA224(const unsigned char *d, size_t n,unsigned char *md);
- int SHA256_Init(SHA256_CTX *c);
- int SHA256_Update(SHA256_CTX *c, const void *data, size_t len);
- int SHA256_Final(unsigned char *md, SHA256_CTX *c);
- unsigned char *SHA256(const unsigned char *d, size_t n,unsigned char *md);
- void SHA256_Transform(SHA256_CTX *c, const unsigned char *data);
- #endif
- #define SHA384_DIGEST_LENGTH 48
- #define SHA512_DIGEST_LENGTH 64
- #ifndef OPENSSL_NO_SHA512
- /*
- * Unlike 32-bit digest algorithms, SHA-512 *relies* on SHA_LONG64
- * being exactly 64-bit wide. See Implementation Notes in sha512.c
- * for further details.
- */
- #define SHA512_CBLOCK (SHA_LBLOCK*8) /* SHA-512 treats input data as a
- * contiguous array of 64 bit
- * wide big-endian values. */
- #if (defined(_WIN32) || defined(_WIN64)) && !defined(__MINGW32__)
- #define SHA_LONG64 unsigned __int64
- #define U64(C) C##UI64
- #elif defined(__arch64__)
- #define SHA_LONG64 unsigned long
- #define U64(C) C##UL
- #else
- #define SHA_LONG64 unsigned long long
- #define U64(C) C##ULL
- #endif
- typedef struct SHA512state_st
- {
- SHA_LONG64 h[8];
- SHA_LONG64 Nl,Nh;
- union {
- SHA_LONG64 d[SHA_LBLOCK];
- unsigned char p[SHA512_CBLOCK];
- } u;
- unsigned int num,md_len;
- } SHA512_CTX;
- #endif
- #ifndef OPENSSL_NO_SHA512
- int SHA384_Init(SHA512_CTX *c);
- int SHA384_Update(SHA512_CTX *c, const void *data, size_t len);
- int SHA384_Final(unsigned char *md, SHA512_CTX *c);
- unsigned char *SHA384(const unsigned char *d, size_t n,unsigned char *md);
- int SHA512_Init(SHA512_CTX *c);
- int SHA512_Update(SHA512_CTX *c, const void *data, size_t len);
- int SHA512_Final(unsigned char *md, SHA512_CTX *c);
- unsigned char *SHA512(const unsigned char *d, size_t n,unsigned char *md);
- void SHA512_Transform(SHA512_CTX *c, const unsigned char *data);
- #endif
- #ifdef __cplusplus
- }
- #endif
- #endif