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37 lines
1.2 KiB
C
37 lines
1.2 KiB
C
// Copyright 2015-2018 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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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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#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);
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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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#endif
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