ocrypto_rsa_padding.h

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/*
 * Copyright (c) 2016 - 2025 Nordic Semiconductor ASA
 * Copyright (c) since 2013 Oberon microsystems AG
 *
 * SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
 */
 
 
#ifndef OCRYPTO_RSA_PADDING_H
#define OCRYPTO_RSA_PADDING_H
 
#include <stddef.h>
#include <stdint.h>
 
 
#ifdef __cplusplus
extern "C" {
#endif
 
 
int ocrypto_rsa_pkcs1_v15_padding(
    uint8_t *em, size_t em_len,
    const uint8_t *m, size_t m_len,
    const uint8_t *seed, size_t s_len);
 
int ocrypto_rsa_pkcs1_v15_check_padding(
    uint8_t *m, size_t m_len,
    const uint8_t *em, size_t em_len);
 
 
int ocrypto_rsa_oaep_sha256_padding(
    uint8_t *em, size_t em_len,
    const uint8_t *m, size_t m_len,
    const uint8_t *label, size_t l_len,
    const uint8_t seed[32]);
 
int ocrypto_rsa_oaep_sha256_check_padding(
    uint8_t *m, size_t m_len,
    uint8_t *em, size_t em_len,
    const uint8_t *label, size_t l_len);
 
 
int ocrypto_rsa_pkcs1_v15_sha256_encode(
    uint8_t *em, size_t em_len,
    const uint8_t *m, size_t m_len);
 
 
int ocrypto_rsa_pss_sha256_encode(
    uint8_t *em, size_t em_len,
    const uint8_t *m, size_t m_len,
    const uint8_t *salt, size_t s_len);
 
int ocrypto_rsa_pss_sha256_decode(
    uint8_t *em, size_t em_len,
    const uint8_t *m, size_t m_len,
    size_t salt_len);
 
 
#ifdef __cplusplus
}
#endif
 
#endif