/usr/include/mbedtls/sha512.h is in libmbedtls-dev 2.8.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 | /**
* \file sha512.h
*
* \brief The SHA-384 and SHA-512 cryptographic hash function.
*/
/*
* Copyright (C) 2006-2018, Arm Limited (or its affiliates), All Rights Reserved
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* This file is part of Mbed TLS (https://tls.mbed.org)
*/
#ifndef MBEDTLS_SHA512_H
#define MBEDTLS_SHA512_H
#if !defined(MBEDTLS_CONFIG_FILE)
#include "config.h"
#else
#include MBEDTLS_CONFIG_FILE
#endif
#include <stddef.h>
#include <stdint.h>
#define MBEDTLS_ERR_SHA512_HW_ACCEL_FAILED -0x0039 /**< SHA-512 hardware accelerator failed */
#if !defined(MBEDTLS_SHA512_ALT)
// Regular implementation
//
#ifdef __cplusplus
extern "C" {
#endif
/**
* \brief The SHA-512 context structure.
*
* The structure is used both for SHA-384 and for SHA-512
* checksum calculations. The choice between these two is
* made in the call to mbedtls_sha512_starts_ret().
*/
typedef struct
{
uint64_t total[2]; /*!< The number of Bytes processed. */
uint64_t state[8]; /*!< The intermediate digest state. */
unsigned char buffer[128]; /*!< The data block being processed. */
int is384; /*!< Determines which function to use.
* <ul><li>0: Use SHA-512.</li>
* <li>1: Use SHA-384.</li></ul> */
}
mbedtls_sha512_context;
/**
* \brief This function initializes a SHA-512 context.
*
* \param ctx The SHA-512 context to initialize.
*/
void mbedtls_sha512_init( mbedtls_sha512_context *ctx );
/**
* \brief This function clears a SHA-512 context.
*
* \param ctx The SHA-512 context to clear.
*/
void mbedtls_sha512_free( mbedtls_sha512_context *ctx );
/**
* \brief This function clones the state of a SHA-512 context.
*
* \param dst The destination context.
* \param src The context to clone.
*/
void mbedtls_sha512_clone( mbedtls_sha512_context *dst,
const mbedtls_sha512_context *src );
/**
* \brief This function starts a SHA-384 or SHA-512 checksum
* calculation.
*
* \param ctx The SHA-512 context to initialize.
* \param is384 Determines which function to use.
* <ul><li>0: Use SHA-512.</li>
* <li>1: Use SHA-384.</li></ul>
*
* \return \c 0 on success.
*/
int mbedtls_sha512_starts_ret( mbedtls_sha512_context *ctx, int is384 );
/**
* \brief This function feeds an input buffer into an ongoing
* SHA-512 checksum calculation.
*
* \param ctx The SHA-512 context.
* \param input The buffer holding the input data.
* \param ilen The length of the input data.
*
* \return \c 0 on success.
*/
int mbedtls_sha512_update_ret( mbedtls_sha512_context *ctx,
const unsigned char *input,
size_t ilen );
/**
* \brief This function finishes the SHA-512 operation, and writes
* the result to the output buffer. This function is for
* internal use only.
*
* \param ctx The SHA-512 context.
* \param output The SHA-384 or SHA-512 checksum result.
*
* \return \c 0 on success.
*/
int mbedtls_sha512_finish_ret( mbedtls_sha512_context *ctx,
unsigned char output[64] );
/**
* \brief This function processes a single data block within
* the ongoing SHA-512 computation.
*
* \param ctx The SHA-512 context.
* \param data The buffer holding one block of data.
*
* \return \c 0 on success.
*/
int mbedtls_internal_sha512_process( mbedtls_sha512_context *ctx,
const unsigned char data[128] );
#if !defined(MBEDTLS_DEPRECATED_REMOVED)
#if defined(MBEDTLS_DEPRECATED_WARNING)
#define MBEDTLS_DEPRECATED __attribute__((deprecated))
#else
#define MBEDTLS_DEPRECATED
#endif
/**
* \brief This function starts a SHA-384 or SHA-512 checksum
* calculation.
*
* \deprecated Superseded by mbedtls_sha512_starts_ret() in 2.7.0
*
* \param ctx The SHA-512 context to initialize.
* \param is384 Determines which function to use.
* <ul><li>0: Use SHA-512.</li>
* <li>1: Use SHA-384.</li></ul>
*/
MBEDTLS_DEPRECATED void mbedtls_sha512_starts( mbedtls_sha512_context *ctx,
int is384 );
/**
* \brief This function feeds an input buffer into an ongoing
* SHA-512 checksum calculation.
*
* \deprecated Superseded by mbedtls_sha512_update_ret() in 2.7.0
*
* \param ctx The SHA-512 context.
* \param input The buffer holding the data.
* \param ilen The length of the input data.
*/
MBEDTLS_DEPRECATED void mbedtls_sha512_update( mbedtls_sha512_context *ctx,
const unsigned char *input,
size_t ilen );
/**
* \brief This function finishes the SHA-512 operation, and writes
* the result to the output buffer.
*
* \deprecated Superseded by mbedtls_sha512_finish_ret() in 2.7.0
*
* \param ctx The SHA-512 context.
* \param output The SHA-384 or SHA-512 checksum result.
*/
MBEDTLS_DEPRECATED void mbedtls_sha512_finish( mbedtls_sha512_context *ctx,
unsigned char output[64] );
/**
* \brief This function processes a single data block within
* the ongoing SHA-512 computation. This function is for
* internal use only.
*
* \deprecated Superseded by mbedtls_internal_sha512_process() in 2.7.0
*
* \param ctx The SHA-512 context.
* \param data The buffer holding one block of data.
*/
MBEDTLS_DEPRECATED void mbedtls_sha512_process(
mbedtls_sha512_context *ctx,
const unsigned char data[128] );
#undef MBEDTLS_DEPRECATED
#endif /* !MBEDTLS_DEPRECATED_REMOVED */
#ifdef __cplusplus
}
#endif
#else /* MBEDTLS_SHA512_ALT */
#include "sha512_alt.h"
#endif /* MBEDTLS_SHA512_ALT */
#ifdef __cplusplus
extern "C" {
#endif
/**
* \brief This function calculates the SHA-512 or SHA-384
* checksum of a buffer.
*
* The function allocates the context, performs the
* calculation, and frees the context.
*
* The SHA-512 result is calculated as
* output = SHA-512(input buffer).
*
* \param input The buffer holding the input data.
* \param ilen The length of the input data.
* \param output The SHA-384 or SHA-512 checksum result.
* \param is384 Determines which function to use.
* <ul><li>0: Use SHA-512.</li>
* <li>1: Use SHA-384.</li></ul>
*
* \return \c 0 on success.
*/
int mbedtls_sha512_ret( const unsigned char *input,
size_t ilen,
unsigned char output[64],
int is384 );
#if !defined(MBEDTLS_DEPRECATED_REMOVED)
#if defined(MBEDTLS_DEPRECATED_WARNING)
#define MBEDTLS_DEPRECATED __attribute__((deprecated))
#else
#define MBEDTLS_DEPRECATED
#endif
/**
* \brief This function calculates the SHA-512 or SHA-384
* checksum of a buffer.
*
* The function allocates the context, performs the
* calculation, and frees the context.
*
* The SHA-512 result is calculated as
* output = SHA-512(input buffer).
*
* \deprecated Superseded by mbedtls_sha512_ret() in 2.7.0
*
* \param input The buffer holding the data.
* \param ilen The length of the input data.
* \param output The SHA-384 or SHA-512 checksum result.
* \param is384 Determines which function to use.
* <ul><li>0: Use SHA-512.</li>
* <li>1: Use SHA-384.</li></ul>
*/
MBEDTLS_DEPRECATED void mbedtls_sha512( const unsigned char *input,
size_t ilen,
unsigned char output[64],
int is384 );
#undef MBEDTLS_DEPRECATED
#endif /* !MBEDTLS_DEPRECATED_REMOVED */
/**
* \brief The SHA-384 or SHA-512 checkup routine.
*
* \return \c 0 on success, or \c 1 on failure.
*/
int mbedtls_sha512_self_test( int verbose );
#ifdef __cplusplus
}
#endif
#endif /* mbedtls_sha512.h */
|