/* 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 OPENSSL_HEADER_SHA_H #define OPENSSL_HEADER_SHA_H #include <openssl_grpc/base.h> #if defined(__cplusplus) extern "C" { #endif // The SHA family of hash functions (SHA-1 and SHA-2). // SHA_CBLOCK is the block size of SHA-1. #define SHA_CBLOCK 64 // SHA_DIGEST_LENGTH is the length of a SHA-1 digest. #define SHA_DIGEST_LENGTH 20 // SHA1_Init initialises |sha| and returns one. OPENSSL_EXPORT int SHA1_Init(SHA_CTX *sha); // SHA1_Update adds |len| bytes from |data| to |sha| and returns one. OPENSSL_EXPORT int SHA1_Update(SHA_CTX *sha, const void *data, size_t len); // SHA1_Final adds the final padding to |sha| and writes the resulting digest to // |out|, which must have at least |SHA_DIGEST_LENGTH| bytes of space. It // returns one. OPENSSL_EXPORT int SHA1_Final(uint8_t out[SHA_DIGEST_LENGTH], SHA_CTX *sha); // SHA1 writes the digest of |len| bytes from |data| to |out| and returns // |out|. There must be at least |SHA_DIGEST_LENGTH| bytes of space in // |out|. OPENSSL_EXPORT uint8_t *SHA1(const uint8_t *data, size_t len, uint8_t out[SHA_DIGEST_LENGTH]); // SHA1_Transform is a low-level function that performs a single, SHA-1 block // transformation using the state from |sha| and |SHA_CBLOCK| bytes from // |block|. OPENSSL_EXPORT void SHA1_Transform(SHA_CTX *sha, const uint8_t block[SHA_CBLOCK]); struct sha_state_st { #if defined(OPENSSL_WINDOWS) uint32_t h[5]; #else // wpa_supplicant accesses |h0|..|h4| so we must support those names // for compatibility with it until it can be updated. union { uint32_t h[5]; struct { uint32_t h0; uint32_t h1; uint32_t h2; uint32_t h3; uint32_t h4; }; }; #endif uint32_t Nl, Nh; uint8_t data[SHA_CBLOCK]; unsigned num; }; // SHA-224. // SHA224_CBLOCK is the block size of SHA-224. #define SHA224_CBLOCK 64 // SHA224_DIGEST_LENGTH is the length of a SHA-224 digest. #define SHA224_DIGEST_LENGTH 28 // SHA224_Init initialises |sha| and returns 1. OPENSSL_EXPORT int SHA224_Init(SHA256_CTX *sha); // SHA224_Update adds |len| bytes from |data| to |sha| and returns 1. OPENSSL_EXPORT int SHA224_Update(SHA256_CTX *sha, const void *data, size_t len); // SHA224_Final adds the final padding to |sha| and writes the resulting digest // to |out|, which must have at least |SHA224_DIGEST_LENGTH| bytes of space. It // returns one on success and zero on programmer error. OPENSSL_EXPORT int SHA224_Final(uint8_t out[SHA224_DIGEST_LENGTH], SHA256_CTX *sha); // SHA224 writes the digest of |len| bytes from |data| to |out| and returns // |out|. There must be at least |SHA224_DIGEST_LENGTH| bytes of space in // |out|. OPENSSL_EXPORT uint8_t *SHA224(const uint8_t *data, size_t len, uint8_t out[SHA224_DIGEST_LENGTH]); // SHA-256. // SHA256_CBLOCK is the block size of SHA-256. #define SHA256_CBLOCK 64 // SHA256_DIGEST_LENGTH is the length of a SHA-256 digest. #define SHA256_DIGEST_LENGTH 32 // SHA256_Init initialises |sha| and returns 1. OPENSSL_EXPORT int SHA256_Init(SHA256_CTX *sha); // SHA256_Update adds |len| bytes from |data| to |sha| and returns 1. OPENSSL_EXPORT int SHA256_Update(SHA256_CTX *sha, const void *data, size_t len); // SHA256_Final adds the final padding to |sha| and writes the resulting digest // to |out|, which must have at least |SHA256_DIGEST_LENGTH| bytes of space. It // returns one on success and zero on programmer error. OPENSSL_EXPORT int SHA256_Final(uint8_t out[SHA256_DIGEST_LENGTH], SHA256_CTX *sha); // SHA256 writes the digest of |len| bytes from |data| to |out| and returns // |out|. There must be at least |SHA256_DIGEST_LENGTH| bytes of space in // |out|. OPENSSL_EXPORT uint8_t *SHA256(const uint8_t *data, size_t len, uint8_t out[SHA256_DIGEST_LENGTH]); // SHA256_Transform is a low-level function that performs a single, SHA-256 // block transformation using the state from |sha| and |SHA256_CBLOCK| bytes // from |block|. OPENSSL_EXPORT void SHA256_Transform(SHA256_CTX *sha, const uint8_t block[SHA256_CBLOCK]); // SHA256_TransformBlocks is a low-level function that takes |num_blocks| * // |SHA256_CBLOCK| bytes of data and performs SHA-256 transforms on it to update // |state|. You should not use this function unless you are implementing a // derivative of SHA-256. OPENSSL_EXPORT void SHA256_TransformBlocks(uint32_t state[8], const uint8_t *data, size_t num_blocks); struct sha256_state_st { uint32_t h[8]; uint32_t Nl, Nh; uint8_t data[SHA256_CBLOCK]; unsigned num, md_len; }; // SHA-384. // SHA384_CBLOCK is the block size of SHA-384. #define SHA384_CBLOCK 128 // SHA384_DIGEST_LENGTH is the length of a SHA-384 digest. #define SHA384_DIGEST_LENGTH 48 // SHA384_Init initialises |sha| and returns 1. OPENSSL_EXPORT int SHA384_Init(SHA512_CTX *sha); // SHA384_Update adds |len| bytes from |data| to |sha| and returns 1. OPENSSL_EXPORT int SHA384_Update(SHA512_CTX *sha, const void *data, size_t len); // SHA384_Final adds the final padding to |sha| and writes the resulting digest // to |out|, which must have at least |SHA384_DIGEST_LENGTH| bytes of space. It // returns one on success and zero on programmer error. OPENSSL_EXPORT int SHA384_Final(uint8_t out[SHA384_DIGEST_LENGTH], SHA512_CTX *sha); // SHA384 writes the digest of |len| bytes from |data| to |out| and returns // |out|. There must be at least |SHA384_DIGEST_LENGTH| bytes of space in // |out|. OPENSSL_EXPORT uint8_t *SHA384(const uint8_t *data, size_t len, uint8_t out[SHA384_DIGEST_LENGTH]); // SHA-512. // SHA512_CBLOCK is the block size of SHA-512. #define SHA512_CBLOCK 128 // SHA512_DIGEST_LENGTH is the length of a SHA-512 digest. #define SHA512_DIGEST_LENGTH 64 // SHA512_Init initialises |sha| and returns 1. OPENSSL_EXPORT int SHA512_Init(SHA512_CTX *sha); // SHA512_Update adds |len| bytes from |data| to |sha| and returns 1. OPENSSL_EXPORT int SHA512_Update(SHA512_CTX *sha, const void *data, size_t len); // SHA512_Final adds the final padding to |sha| and writes the resulting digest // to |out|, which must have at least |SHA512_DIGEST_LENGTH| bytes of space. It // returns one on success and zero on programmer error. OPENSSL_EXPORT int SHA512_Final(uint8_t out[SHA512_DIGEST_LENGTH], SHA512_CTX *sha); // SHA512 writes the digest of |len| bytes from |data| to |out| and returns // |out|. There must be at least |SHA512_DIGEST_LENGTH| bytes of space in // |out|. OPENSSL_EXPORT uint8_t *SHA512(const uint8_t *data, size_t len, uint8_t out[SHA512_DIGEST_LENGTH]); // SHA512_Transform is a low-level function that performs a single, SHA-512 // block transformation using the state from |sha| and |SHA512_CBLOCK| bytes // from |block|. OPENSSL_EXPORT void SHA512_Transform(SHA512_CTX *sha, const uint8_t block[SHA512_CBLOCK]); struct sha512_state_st { uint64_t h[8]; uint64_t Nl, Nh; uint8_t p[128]; unsigned num, md_len; }; // SHA-512-256 // // See https://nvlpubs.nist.gov/nistpubs/FIPS/NIST.FIPS.180-4.pdf section 5.3.6 #define SHA512_256_DIGEST_LENGTH 32 // SHA512_256_Init initialises |sha| and returns 1. OPENSSL_EXPORT int SHA512_256_Init(SHA512_CTX *sha); // SHA512_256_Update adds |len| bytes from |data| to |sha| and returns 1. OPENSSL_EXPORT int SHA512_256_Update(SHA512_CTX *sha, const void *data, size_t len); // SHA512_256_Final adds the final padding to |sha| and writes the resulting // digest to |out|, which must have at least |SHA512_256_DIGEST_LENGTH| bytes of // space. It returns one on success and zero on programmer error. OPENSSL_EXPORT int SHA512_256_Final(uint8_t out[SHA512_256_DIGEST_LENGTH], SHA512_CTX *sha); // SHA512_256 writes the digest of |len| bytes from |data| to |out| and returns // |out|. There must be at least |SHA512_256_DIGEST_LENGTH| bytes of space in // |out|. OPENSSL_EXPORT uint8_t *SHA512_256(const uint8_t *data, size_t len, uint8_t out[SHA512_256_DIGEST_LENGTH]); #if defined(__cplusplus) } // extern C #endif #endif // OPENSSL_HEADER_SHA_H