esp-idf/components/esp_rom/include/esp32s3/rom/rsa_pss.h

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2020-06-11 13:35:28 +00:00
// Copyright 2015-2020 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#pragma once
#include <stdint.h>
#include <stdbool.h>
#include <stddef.h>
#ifdef __cplusplus
extern "C" {
#endif
#define ETS_SIG_LEN 384 /* Bytes */
#define ETS_DIGEST_LEN 32 /* SHA-256, bytes */
typedef struct {
uint8_t n[384]; /* Public key modulus */
uint32_t e; /* Public key exponent */
uint8_t rinv[384];
uint32_t mdash;
} ets_rsa_pubkey_t;
bool ets_rsa_pss_verify(const ets_rsa_pubkey_t *key, const uint8_t *sig, const uint8_t *digest);
void ets_mgf1_sha256(const uint8_t *mgfSeed, size_t seedLen, size_t maskLen, uint8_t *mask);
bool ets_emsa_pss_verify(const uint8_t *encoded_message, const uint8_t *mhash);
#ifdef __cplusplus
}
#endif