55 lines
1.8 KiB
C
55 lines
1.8 KiB
C
/* rsa_oaep.h */
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/*
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This file is part of the AVR-Crypto-Lib.
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Copyright (C) 2006-2015 Daniel Otte (bg@nerilex.org)
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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 RSA_OAEP_H_
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#define RSA_OAEP_H_
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#include <stdint.h>
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#include "mgf1.h"
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void mgf1(void *dest, const void *seed, uint16_t seed_len_B, uint16_t out_length_B, const mgf1_parameter_t *p);
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typedef struct {
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void (*mgf)(void *dst, const void *seed, uint16_t slen_B, uint16_t dstlen_B, const mgf1_parameter_t *p);
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const hfdesc_t *hf;
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mgf1_parameter_t *mgf_parameter;
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} rsa_oaep_parameter_t;
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typedef struct {
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uint16_t length_b;
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const void *label;
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} rsa_label_t;
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extern rsa_oaep_parameter_t rsa_oaep_default_parameter;
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extern rsa_label_t rsa_oaep_default_label;
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uint8_t rsa_encrypt_oaep(void *dest, uint16_t *out_length,
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const void *src, uint16_t length_B,
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rsa_publickey_t *key, const rsa_oaep_parameter_t *p,
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const rsa_label_t *label, const void *seed);
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uint8_t rsa_decrypt_oaep(void *dest, uint16_t *out_length,
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const void *src, uint16_t length_B,
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rsa_privatekey_t *key, const rsa_oaep_parameter_t *p,
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const rsa_label_t *label, void *seed);
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#endif /* RSA_OAEP_H_ */
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