esp-idf/components/esp_rom/include/esp32/rom/rsa_pss.h
2022-11-03 08:36:23 +00:00

43 lines
1002 B
C

/*
* SPDX-FileCopyrightText: 2020-2022 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#pragma once
#include "sdkconfig.h"
#if CONFIG_ESP32_REV_MIN_FULL >= 300
#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 */
/* Secure Boot Version 2 - Public Key format */
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, uint8_t *verified_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, uint8_t *verified_digest);
#ifdef __cplusplus
}
#endif
#endif // CONFIG_ESP32_REV_MIN_FULL >= 300