mbed TLS v2.3.0
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SHA-224 and SHA-256 cryptographic hash function. More...
Go to the source code of this file.
Data Structures | |
struct | mbedtls_sha256_context |
SHA-256 context structure. More... | |
Functions | |
void | mbedtls_sha256_init (mbedtls_sha256_context *ctx) |
Initialize SHA-256 context. More... | |
void | mbedtls_sha256_free (mbedtls_sha256_context *ctx) |
Clear SHA-256 context. More... | |
void | mbedtls_sha256_clone (mbedtls_sha256_context *dst, const mbedtls_sha256_context *src) |
Clone (the state of) a SHA-256 context. More... | |
void | mbedtls_sha256_starts (mbedtls_sha256_context *ctx, int is224) |
SHA-256 context setup. More... | |
void | mbedtls_sha256_update (mbedtls_sha256_context *ctx, const unsigned char *input, size_t ilen) |
SHA-256 process buffer. More... | |
void | mbedtls_sha256_finish (mbedtls_sha256_context *ctx, unsigned char output[32]) |
SHA-256 final digest. More... | |
void | mbedtls_sha256_process (mbedtls_sha256_context *ctx, const unsigned char data[64]) |
void | mbedtls_sha256 (const unsigned char *input, size_t ilen, unsigned char output[32], int is224) |
Output = SHA-256( input buffer ) More... | |
int | mbedtls_sha256_self_test (int verbose) |
Checkup routine. More... | |
SHA-224 and SHA-256 cryptographic hash function.
Copyright (C) 2006-2015, ARM Limited, All Rights Reserved SPDX-License-Identifier: GPL-2.0
This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
This file is part of mbed TLS (https://tls.mbed.org)
Definition in file sha256.h.
void mbedtls_sha256 | ( | const unsigned char * | input, |
size_t | ilen, | ||
unsigned char | output[32], | ||
int | is224 | ||
) |
Output = SHA-256( input buffer )
input | buffer holding the data |
ilen | length of the input data |
output | SHA-224/256 checksum result |
is224 | 0 = use SHA256, 1 = use SHA224 |
void mbedtls_sha256_clone | ( | mbedtls_sha256_context * | dst, |
const mbedtls_sha256_context * | src | ||
) |
Clone (the state of) a SHA-256 context.
dst | The destination context |
src | The context to be cloned |
void mbedtls_sha256_finish | ( | mbedtls_sha256_context * | ctx, |
unsigned char | output[32] | ||
) |
SHA-256 final digest.
ctx | SHA-256 context |
output | SHA-224/256 checksum result |
void mbedtls_sha256_free | ( | mbedtls_sha256_context * | ctx | ) |
Clear SHA-256 context.
ctx | SHA-256 context to be cleared |
void mbedtls_sha256_init | ( | mbedtls_sha256_context * | ctx | ) |
Initialize SHA-256 context.
ctx | SHA-256 context to be initialized |
void mbedtls_sha256_process | ( | mbedtls_sha256_context * | ctx, |
const unsigned char | data[64] | ||
) |
int mbedtls_sha256_self_test | ( | int | verbose | ) |
Checkup routine.
void mbedtls_sha256_starts | ( | mbedtls_sha256_context * | ctx, |
int | is224 | ||
) |
SHA-256 context setup.
ctx | context to be initialized |
is224 | 0 = use SHA256, 1 = use SHA224 |
void mbedtls_sha256_update | ( | mbedtls_sha256_context * | ctx, |
const unsigned char * | input, | ||
size_t | ilen | ||
) |
SHA-256 process buffer.
ctx | SHA-256 context |
input | buffer holding the data |
ilen | length of the input data |