50 lines
1.6 KiB
C
50 lines
1.6 KiB
C
/* prf_tls12.h */
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/*
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This file is part of the AVR-Crypto-Lib.
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Copyright (C) 2011 Daniel Otte (daniel.otte@rub.de)
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef PRF_TLS12_H_
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#define PRF_TLS12_H_
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#include <stdint.h>
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#include "hashfunction_descriptor.h"
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#include "hfal-basic.h"
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#include "hfal-hmac.h"
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typedef struct{
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hfhmacgen_ctx_t mainctx;
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uint16_t blocklength_b;
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uint16_t bufferlength_b;
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uint8_t* seed_buffer;
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} prf_tls12_ctx_t;
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uint8_t prf_tls12_init(prf_tls12_ctx_t* ctx, const hfdesc_t* hash,
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const void* key, uint16_t keylength_b,
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const void* seed, uint16_t seedlength_b);
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uint8_t prf_tls12_init_w_label(prf_tls12_ctx_t* ctx, const hfdesc_t* hash,
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const void* key, uint16_t keylength_b,
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const void* label, uint16_t labellength_B,
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const void* seed, uint16_t seedlength_b);
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void prf_tls12_free(prf_tls12_ctx_t* ctx);
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uint8_t prf_tls12_next(void* dest, prf_tls12_ctx_t* ctx);
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uint8_t prf_tls12_fill(void* dest, uint16_t length_B, prf_tls12_ctx_t* ctx);
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#endif /* PRF_TLS12_H_ */
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