ocrypto_rsa.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_H
#define OCRYPTO_RSA_H
 
#include <stddef.h>
#include <stdint.h>
 
#include "ocrypto_rsa_key.h"
 
 
#ifdef __cplusplus
extern "C" {
#endif
 
 
int ocrypto_rsa1024_pkcs1_v15_encrypt(
    uint8_t c[128],
    const uint8_t *m, size_t m_len,
    const uint8_t *seed, size_t s_len,
    const ocrypto_rsa1024_pub_key *pk);
 
int ocrypto_rsa1024_pkcs1_v15_decrypt(
    uint8_t *m, size_t m_len,
    const uint8_t c[128],
    const ocrypto_rsa1024_key *sk);
 
int ocrypto_rsa1024_pkcs1_v15_crt_decrypt(
    uint8_t *m, size_t m_len,
    const uint8_t c[128],
    const ocrypto_rsa1024_crt_key *sk);
 
int ocrypto_rsa1024_oaep_sha256_encrypt(
    uint8_t c[128],
    const uint8_t *m, size_t m_len,
    const uint8_t *label, size_t l_len,
    const uint8_t seed[32],
    const ocrypto_rsa1024_pub_key *pk);
 
int ocrypto_rsa1024_oaep_sha256_decrypt(
    uint8_t *m, size_t m_len,
    const uint8_t c[128],
    const uint8_t *label, size_t l_len,
    const ocrypto_rsa1024_key *sk);
 
int ocrypto_rsa1024_oaep_sha256_crt_decrypt(
    uint8_t *m, size_t m_len,
    const uint8_t c[128],
    const uint8_t *label, size_t l_len,
    const ocrypto_rsa1024_crt_key *sk);
 
int ocrypto_rsa1024_pkcs1_v15_sha256_sign(
    uint8_t s[128],
    const uint8_t *m, size_t m_len,
    const ocrypto_rsa1024_key *sk);
 
int ocrypto_rsa1024_pkcs1_v15_sha256_crt_sign(
    uint8_t s[128],
    const uint8_t *m, size_t m_len,
    const ocrypto_rsa1024_crt_key *sk);
 
int ocrypto_rsa1024_pkcs1_v15_sha256_verify(
    const uint8_t s[128],
    const uint8_t *m, size_t m_len,
    const ocrypto_rsa1024_pub_key *pk);
 
int ocrypto_rsa1024_pss_sha256_sign(
    uint8_t s[128],
    const uint8_t *m, size_t m_len,
    const uint8_t *salt, size_t s_len,
    const ocrypto_rsa1024_key *sk);
 
int ocrypto_rsa1024_pss_sha256_crt_sign(
    uint8_t s[128],
    const uint8_t *m, size_t m_len,
    const uint8_t *salt, size_t s_len,
    const ocrypto_rsa1024_crt_key *sk);
 
int ocrypto_rsa1024_pss_sha256_verify(
    const uint8_t s[128],
    const uint8_t *m, size_t m_len,
    size_t s_len,
    const ocrypto_rsa1024_pub_key *pk);
int ocrypto_rsa2048_pkcs1_v15_encrypt(
    uint8_t c[256],
    const uint8_t *m, size_t mlen,
    const uint8_t *seed, size_t slen,
    const ocrypto_rsa2048_pub_key *pk);
 
int ocrypto_rsa2048_pkcs1_v15_decrypt(
    uint8_t *m, size_t mlen,
    const uint8_t c[256],
    const ocrypto_rsa2048_key *sk);
 
int ocrypto_rsa2048_pkcs1_v15_crt_decrypt(
    uint8_t *m, size_t mlen,
    const uint8_t c[256],
    const ocrypto_rsa2048_crt_key *sk);
 
int ocrypto_rsa2048_oaep_sha256_encrypt(
    uint8_t c[256],
    const uint8_t *m, size_t mlen,
    const uint8_t *label, size_t llen,
    const uint8_t seed[32],
    const ocrypto_rsa2048_pub_key *pk);
 
int ocrypto_rsa2048_oaep_sha256_decrypt(
    uint8_t *m, size_t mlen,
    const uint8_t c[256],
    const uint8_t *label, size_t llen,
    const ocrypto_rsa2048_key *sk);
 
int ocrypto_rsa2048_oaep_sha256_crt_decrypt(
    uint8_t *m, size_t mlen,
    const uint8_t c[256],
    const uint8_t *label, size_t llen,
    const ocrypto_rsa2048_crt_key *sk);
 
int ocrypto_rsa2048_pkcs1_v15_sha256_sign(
    uint8_t s[256],
    const uint8_t *m, size_t mlen,
    const ocrypto_rsa2048_key *sk);
 
int ocrypto_rsa2048_pkcs1_v15_sha256_crt_sign(
    uint8_t s[256],
    const uint8_t *m, size_t mlen,
    const ocrypto_rsa2048_crt_key *sk);
 
int ocrypto_rsa2048_pkcs1_v15_sha256_verify(
    const uint8_t s[256],
    const uint8_t *m, size_t mlen,
    const ocrypto_rsa2048_pub_key *pk);
 
int ocrypto_rsa2048_pss_sha256_sign(
    uint8_t s[256],
    const uint8_t *m, size_t mlen,
    const uint8_t *salt, size_t slen,
    const ocrypto_rsa2048_key *sk);
 
int ocrypto_rsa2048_pss_sha256_crt_sign(
    uint8_t s[256],
    const uint8_t *m, size_t mlen,
    const uint8_t *salt, size_t slen,
    const ocrypto_rsa2048_crt_key *sk);
 
int ocrypto_rsa2048_pss_sha256_verify(
    const uint8_t s[256],
    const uint8_t *m, size_t mlen,
    size_t slen, // salt length
    const ocrypto_rsa2048_pub_key *pk);
#ifdef __cplusplus
}
#endif
 
#endif