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39 lines
860 B
C
39 lines
860 B
C
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/*
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* SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef _ROM_RSA_PSS_H_
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#define _ROM_RSA_PSS_H_
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#include <stdint.h>
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#include <stdbool.h>
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#include <stddef.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define ETS_SIG_LEN 384 /* Bytes */
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#define ETS_DIGEST_LEN 32 /* SHA-256, bytes */
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typedef struct {
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uint8_t n[384]; /* Public key modulus */
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uint32_t e; /* Public key exponent */
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uint8_t rinv[384];
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uint32_t mdash;
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} ets_rsa_pubkey_t;
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bool ets_rsa_pss_verify(const ets_rsa_pubkey_t *key, const uint8_t *sig, const uint8_t *digest, uint8_t *verified_digest);
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void ets_mgf1_sha256(const uint8_t *mgfSeed, size_t seedLen, size_t maskLen, uint8_t *mask);
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bool ets_emsa_pss_verify(const uint8_t *encoded_message, const uint8_t *mhash);
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#ifdef __cplusplus
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}
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#endif
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#endif
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