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sha256.h
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1
9/*
10 * Copyright The Mbed TLS Contributors
11 * SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
12 *
13 * This file is provided under the Apache License 2.0, or the
14 * GNU General Public License v2.0 or later.
15 *
16 * **********
17 * Apache License 2.0:
18 *
19 * Licensed under the Apache License, Version 2.0 (the "License"); you may
20 * not use this file except in compliance with the License.
21 * You may obtain a copy of the License at
22 *
23 * http://www.apache.org/licenses/LICENSE-2.0
24 *
25 * Unless required by applicable law or agreed to in writing, software
26 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
27 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
28 * See the License for the specific language governing permissions and
29 * limitations under the License.
30 *
31 * **********
32 *
33 * **********
34 * GNU General Public License v2.0 or later:
35 *
36 * This program is free software; you can redistribute it and/or modify
37 * it under the terms of the GNU General Public License as published by
38 * the Free Software Foundation; either version 2 of the License, or
39 * (at your option) any later version.
40 *
41 * This program is distributed in the hope that it will be useful,
42 * but WITHOUT ANY WARRANTY; without even the implied warranty of
43 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
44 * GNU General Public License for more details.
45 *
46 * You should have received a copy of the GNU General Public License along
47 * with this program; if not, write to the Free Software Foundation, Inc.,
48 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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51 */
52#ifndef MBEDTLS_SHA256_H
53#define MBEDTLS_SHA256_H
54
55#if !defined(MBEDTLS_CONFIG_FILE)
56#include "config.h"
57#else
58#include MBEDTLS_CONFIG_FILE
59#endif
60
61#include <stddef.h>
62#include <stdint.h>
63
64/* MBEDTLS_ERR_SHA256_HW_ACCEL_FAILED is deprecated and should not be used. */
65#define MBEDTLS_ERR_SHA256_HW_ACCEL_FAILED -0x0037
66#define MBEDTLS_ERR_SHA256_BAD_INPUT_DATA -0x0074
68#ifdef __cplusplus
69extern "C" {
70#endif
71
72#if !defined(MBEDTLS_SHA256_ALT)
73// Regular implementation
74//
75
84{
87 unsigned char buffer[64];
88 int is224;
90}
92
93#else /* MBEDTLS_SHA256_ALT */
94#include "sha256_alt.h"
95#endif /* MBEDTLS_SHA256_ALT */
96
103
112
121
134
149 const unsigned char *input,
150 size_t ilen );
151
165 unsigned char output[32] );
166
180 const unsigned char data[64] );
181
182#if !defined(MBEDTLS_DEPRECATED_REMOVED)
183#if defined(MBEDTLS_DEPRECATED_WARNING)
184#define MBEDTLS_DEPRECATED __attribute__((deprecated))
185#else
186#define MBEDTLS_DEPRECATED
187#endif
199 int is224 );
200
214 const unsigned char *input,
215 size_t ilen );
216
229 unsigned char output[32] );
230
243 const unsigned char data[64] );
244
245#undef MBEDTLS_DEPRECATED
246#endif /* !MBEDTLS_DEPRECATED_REMOVED */
247
266int mbedtls_sha256_ret( const unsigned char *input,
267 size_t ilen,
268 unsigned char output[32],
269 int is224 );
270
271#if !defined(MBEDTLS_DEPRECATED_REMOVED)
272#if defined(MBEDTLS_DEPRECATED_WARNING)
273#define MBEDTLS_DEPRECATED __attribute__((deprecated))
274#else
275#define MBEDTLS_DEPRECATED
276#endif
277
298MBEDTLS_DEPRECATED void mbedtls_sha256( const unsigned char *input,
299 size_t ilen,
300 unsigned char output[32],
301 int is224 );
302
303#undef MBEDTLS_DEPRECATED
304#endif /* !MBEDTLS_DEPRECATED_REMOVED */
305
306#if defined(MBEDTLS_SELF_TEST)
307
314int mbedtls_sha256_self_test( int verbose );
315
316#endif /* MBEDTLS_SELF_TEST */
317
318#ifdef __cplusplus
319}
320#endif
321
322#endif /* mbedtls_sha256.h */
UINT32 uint32_t
Definition: types.h:75
GLint GLenum GLsizei GLsizei GLsizei GLint GLsizei const GLvoid * data
Definition: gl.h:1950
GLenum src
Definition: glext.h:6340
GLuint buffer
Definition: glext.h:5915
GLenum GLenum dst
Definition: glext.h:6340
GLenum GLenum GLenum input
Definition: glext.h:9031
#define verbose
Definition: rosglue.h:36
MBEDTLS_DEPRECATED void mbedtls_sha256_process(mbedtls_sha256_context *ctx, const unsigned char data[64])
This function processes a single data block within the ongoing SHA-256 computation....
MBEDTLS_DEPRECATED void mbedtls_sha256(const unsigned char *input, size_t ilen, unsigned char output[32], int is224)
This function calculates the SHA-224 or SHA-256 checksum of a buffer.
void mbedtls_sha256_free(mbedtls_sha256_context *ctx)
This function clears a SHA-256 context.
MBEDTLS_DEPRECATED void mbedtls_sha256_finish(mbedtls_sha256_context *ctx, unsigned char output[32])
This function finishes the SHA-256 operation, and writes the result to the output buffer.
MBEDTLS_DEPRECATED void mbedtls_sha256_update(mbedtls_sha256_context *ctx, const unsigned char *input, size_t ilen)
This function feeds an input buffer into an ongoing SHA-256 checksum calculation.
void mbedtls_sha256_init(mbedtls_sha256_context *ctx)
This function initializes a SHA-256 context.
int mbedtls_internal_sha256_process(mbedtls_sha256_context *ctx, const unsigned char data[64])
This function processes a single data block within the ongoing SHA-256 computation....
void mbedtls_sha256_clone(mbedtls_sha256_context *dst, const mbedtls_sha256_context *src)
This function clones the state of a SHA-256 context.
#define MBEDTLS_DEPRECATED
Definition: sha256.h:275
MBEDTLS_DEPRECATED void mbedtls_sha256_starts(mbedtls_sha256_context *ctx, int is224)
This function starts a SHA-224 or SHA-256 checksum calculation.
int mbedtls_sha256_ret(const unsigned char *input, size_t ilen, unsigned char output[32], int is224)
This function calculates the SHA-224 or SHA-256 checksum of a buffer.
int mbedtls_sha256_finish_ret(mbedtls_sha256_context *ctx, unsigned char output[32])
This function finishes the SHA-256 operation, and writes the result to the output buffer.
int mbedtls_sha256_starts_ret(mbedtls_sha256_context *ctx, int is224)
This function starts a SHA-224 or SHA-256 checksum calculation.
int mbedtls_sha256_update_ret(mbedtls_sha256_context *ctx, const unsigned char *input, size_t ilen)
This function feeds an input buffer into an ongoing SHA-256 checksum calculation.
The SHA-256 context structure.
Definition: sha256.h:84
uint32_t state[8]
Definition: sha256.h:86
uint32_t total[2]
Definition: sha256.h:85