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Diffstat (limited to 'include/mbedtls/sha3.h')
| -rw-r--r-- | include/mbedtls/sha3.h | 172 |
1 files changed, 0 insertions, 172 deletions
diff --git a/include/mbedtls/sha3.h b/include/mbedtls/sha3.h deleted file mode 100644 index 3eeee65..0000000 --- a/include/mbedtls/sha3.h +++ /dev/null @@ -1,172 +0,0 @@ -/** - * \file sha3.h - * - * \brief This file contains SHA-3 definitions and functions. - * - * The Secure Hash Algorithms cryptographic - * hash functions are defined in <em>FIPS 202: SHA-3 Standard: - * Permutation-Based Hash and Extendable-Output Functions </em>. - */ -/* - * Copyright The Mbed TLS Contributors - * SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later - */ - -#ifndef MBEDTLS_SHA3_H -#define MBEDTLS_SHA3_H -#include "mbedtls/private_access.h" - -#include "mbedtls/build_info.h" - -#include <stddef.h> -#include <stdint.h> - -#ifdef __cplusplus -extern "C" { -#endif - -/** SHA-3 input data was malformed. */ -#define MBEDTLS_ERR_SHA3_BAD_INPUT_DATA -0x0076 - -/** - * SHA-3 family id. - * - * It identifies the family (SHA3-256, SHA3-512, etc.) - */ - -typedef enum { - MBEDTLS_SHA3_NONE = 0, /*!< Operation not defined. */ - MBEDTLS_SHA3_224, /*!< SHA3-224 */ - MBEDTLS_SHA3_256, /*!< SHA3-256 */ - MBEDTLS_SHA3_384, /*!< SHA3-384 */ - MBEDTLS_SHA3_512, /*!< SHA3-512 */ -} mbedtls_sha3_id; - -/** - * \brief The SHA-3 context structure. - * - * The structure is used SHA-3 checksum calculations. - */ -typedef struct { - uint64_t MBEDTLS_PRIVATE(state[25]); - uint32_t MBEDTLS_PRIVATE(index); - uint16_t MBEDTLS_PRIVATE(olen); - uint16_t MBEDTLS_PRIVATE(max_block_size); -} -mbedtls_sha3_context; - -/** - * \brief This function initializes a SHA-3 context. - * - * \param ctx The SHA-3 context to initialize. This must not be \c NULL. - */ -void mbedtls_sha3_init(mbedtls_sha3_context *ctx); - -/** - * \brief This function clears a SHA-3 context. - * - * \param ctx The SHA-3 context to clear. This may be \c NULL, in which - * case this function returns immediately. If it is not \c NULL, - * it must point to an initialized SHA-3 context. - */ -void mbedtls_sha3_free(mbedtls_sha3_context *ctx); - -/** - * \brief This function clones the state of a SHA-3 context. - * - * \param dst The destination context. This must be initialized. - * \param src The context to clone. This must be initialized. - */ -void mbedtls_sha3_clone(mbedtls_sha3_context *dst, - const mbedtls_sha3_context *src); - -/** - * \brief This function starts a SHA-3 checksum - * calculation. - * - * \param ctx The context to use. This must be initialized. - * \param id The id of the SHA-3 family. - * - * \return \c 0 on success. - * \return A negative error code on failure. - */ -int mbedtls_sha3_starts(mbedtls_sha3_context *ctx, mbedtls_sha3_id id); - -/** - * \brief This function feeds an input buffer into an ongoing - * SHA-3 checksum calculation. - * - * \param ctx The SHA-3 context. This must be initialized - * and have a hash operation started. - * \param input The buffer holding the data. This must be a readable - * buffer of length \p ilen Bytes. - * \param ilen The length of the input data in Bytes. - * - * \return \c 0 on success. - * \return A negative error code on failure. - */ -int mbedtls_sha3_update(mbedtls_sha3_context *ctx, - const uint8_t *input, - size_t ilen); - -/** - * \brief This function finishes the SHA-3 operation, and writes - * the result to the output buffer. - * - * \param ctx The SHA-3 context. This must be initialized - * and have a hash operation started. - * \param output The SHA-3 checksum result. - * This must be a writable buffer of length \c olen bytes. - * \param olen Defines the length of output buffer (in bytes). For SHA-3 224, SHA-3 256, - * SHA-3 384 and SHA-3 512 \c olen must equal to 28, 32, 48 and 64, - * respectively. - * - * \return \c 0 on success. - * \return A negative error code on failure. - */ -int mbedtls_sha3_finish(mbedtls_sha3_context *ctx, - uint8_t *output, size_t olen); - -/** - * \brief This function calculates the SHA-3 - * checksum of a buffer. - * - * The function allocates the context, performs the - * calculation, and frees the context. - * - * The SHA-3 result is calculated as - * output = SHA-3(id, input buffer, d). - * - * \param id The id of the SHA-3 family. - * \param input The buffer holding the data. This must be a readable - * buffer of length \p ilen Bytes. - * \param ilen The length of the input data in Bytes. - * \param output The SHA-3 checksum result. - * This must be a writable buffer of length \c olen bytes. - * \param olen Defines the length of output buffer (in bytes). For SHA-3 224, SHA-3 256, - * SHA-3 384 and SHA-3 512 \c olen must equal to 28, 32, 48 and 64, - * respectively. - * - * \return \c 0 on success. - * \return A negative error code on failure. - */ -int mbedtls_sha3(mbedtls_sha3_id id, const uint8_t *input, - size_t ilen, - uint8_t *output, - size_t olen); - -#if defined(MBEDTLS_SELF_TEST) -/** - * \brief Checkup routine for the algorithms implemented - * by this module: SHA3-224, SHA3-256, SHA3-384, SHA3-512. - * - * \return 0 if successful, or 1 if the test failed. - */ -int mbedtls_sha3_self_test(int verbose); -#endif /* MBEDTLS_SELF_TEST */ - -#ifdef __cplusplus -} -#endif - -#endif /* mbedtls_sha3.h */ |