Example program to test AES-GCM functionality. Used for a workshop
sha256.h File Reference
SHA-224 and SHA-256 cryptographic hash function. More...
Go to the source code of this file.
Data Structures | |
struct | sha256_context |
SHA-256 context structure. More... | |
Functions | |
void | sha256_starts (sha256_context *ctx, int is224) |
SHA-256 context setup. | |
void | sha256_update (sha256_context *ctx, const unsigned char *input, size_t ilen) |
SHA-256 process buffer. | |
void | sha256_finish (sha256_context *ctx, unsigned char output[32]) |
SHA-256 final digest. | |
void | sha256 (const unsigned char *input, size_t ilen, unsigned char output[32], int is224) |
Output = SHA-256( input buffer ) | |
int | sha256_file (const char *path, unsigned char output[32], int is224) |
Output = SHA-256( file contents ) | |
void | sha256_hmac_starts (sha256_context *ctx, const unsigned char *key, size_t keylen, int is224) |
SHA-256 HMAC context setup. | |
void | sha256_hmac_update (sha256_context *ctx, const unsigned char *input, size_t ilen) |
SHA-256 HMAC process buffer. | |
void | sha256_hmac_finish (sha256_context *ctx, unsigned char output[32]) |
SHA-256 HMAC final digest. | |
void | sha256_hmac_reset (sha256_context *ctx) |
SHA-256 HMAC context reset. | |
void | sha256_hmac (const unsigned char *key, size_t keylen, const unsigned char *input, size_t ilen, unsigned char output[32], int is224) |
Output = HMAC-SHA-256( hmac key, input buffer ) | |
int | sha256_self_test (int verbose) |
Checkup routine. |
Detailed Description
SHA-224 and SHA-256 cryptographic hash function.
Copyright (C) 2006-2014, Brainspark B.V.
This file is part of PolarSSL (http://www.polarssl.org) Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org>
All rights reserved.
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.
Definition in file sha256.h.
Function Documentation
void sha256 | ( | const unsigned char * | input, |
size_t | ilen, | ||
unsigned char | output[32], | ||
int | is224 | ||
) |
int sha256_file | ( | const char * | path, |
unsigned char | output[32], | ||
int | is224 | ||
) |
void sha256_finish | ( | sha256_context * | ctx, |
unsigned char | output[32] | ||
) |
void sha256_hmac | ( | const unsigned char * | key, |
size_t | keylen, | ||
const unsigned char * | input, | ||
size_t | ilen, | ||
unsigned char | output[32], | ||
int | is224 | ||
) |
void sha256_hmac_finish | ( | sha256_context * | ctx, |
unsigned char | output[32] | ||
) |
void sha256_hmac_reset | ( | sha256_context * | ctx ) |
void sha256_hmac_starts | ( | sha256_context * | ctx, |
const unsigned char * | key, | ||
size_t | keylen, | ||
int | is224 | ||
) |
void sha256_hmac_update | ( | sha256_context * | ctx, |
const unsigned char * | input, | ||
size_t | ilen | ||
) |
int sha256_self_test | ( | int | verbose ) |
void sha256_starts | ( | sha256_context * | ctx, |
int | is224 | ||
) |
void sha256_update | ( | sha256_context * | ctx, |
const unsigned char * | input, | ||
size_t | ilen | ||
) |
Generated on Tue Jul 12 2022 19:40:22 by 1.7.2