arm-crypto-lib/prf_tls12/prf_tls12.h

50 lines
1.6 KiB
C

/* prf_tls12.h */
/*
This file is part of the AVR-Crypto-Lib.
Copyright (C) 2011 Daniel Otte (daniel.otte@rub.de)
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 3 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, see <http://www.gnu.org/licenses/>.
*/
#ifndef PRF_TLS12_H_
#define PRF_TLS12_H_
#include <stdint.h>
#include "hashfunction_descriptor.h"
#include "hfal-basic.h"
#include "hfal-hmac.h"
typedef struct{
hfhmacgen_ctx_t mainctx;
uint16_t blocklength_b;
uint16_t bufferlength_b;
uint8_t* seed_buffer;
} prf_tls12_ctx_t;
uint8_t prf_tls12_init(prf_tls12_ctx_t* ctx, const hfdesc_t* hash,
const void* key, uint16_t keylength_b,
const void* seed, uint16_t seedlength_b);
uint8_t prf_tls12_init_w_label(prf_tls12_ctx_t* ctx, const hfdesc_t* hash,
const void* key, uint16_t keylength_b,
const void* label, uint16_t labellength_B,
const void* seed, uint16_t seedlength_b);
void prf_tls12_free(prf_tls12_ctx_t* ctx);
uint8_t prf_tls12_next(void* dest, prf_tls12_ctx_t* ctx);
uint8_t prf_tls12_fill(void* dest, uint16_t length_B, prf_tls12_ctx_t* ctx);
#endif /* PRF_TLS12_H_ */