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Simple HTTP client with HTTP/1.1, HTTP/2, and HTTP/3 support

Security advisory: This version has known vulnerabilities. View advisories
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hackney c_src boringssl crypto fipsmodule ecdsa internal.h
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c_src/boringssl/crypto/fipsmodule/ecdsa/internal.h 

// Copyright 2021 The BoringSSL Authors

//

// 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

//

//     https://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.



#ifndef OPENSSL_HEADER_CRYPTO_FIPSMODULE_ECDSA_INTERNAL_H

#define OPENSSL_HEADER_CRYPTO_FIPSMODULE_ECDSA_INTERNAL_H



#include <openssl/base.h>



#include "../ec/internal.h"



#if defined(__cplusplus)

extern "C" {

#endif





// ECDSA_MAX_FIXED_LEN is the maximum length of an ECDSA signature in the

// fixed-width, big-endian format from IEEE P1363.

#define ECDSA_MAX_FIXED_LEN (2 * EC_MAX_BYTES)



// ecdsa_sign_fixed behaves like |ECDSA_sign| but uses the fixed-width,

// big-endian format from IEEE P1363.

int ecdsa_sign_fixed(const uint8_t *digest, size_t digest_len, uint8_t *sig,

                     size_t *out_sig_len, size_t max_sig_len,

                     const EC_KEY *key);



// ecdsa_sign_fixed_with_nonce_for_known_answer_test behaves like

// |ecdsa_sign_fixed| but takes a caller-supplied nonce. This function is used

// as part of known-answer tests in the FIPS module.

int ecdsa_sign_fixed_with_nonce_for_known_answer_test(

    const uint8_t *digest, size_t digest_len, uint8_t *sig, size_t *out_sig_len,

    size_t max_sig_len, const EC_KEY *key, const uint8_t *nonce,

    size_t nonce_len);



// ecdsa_verify_fixed behaves like |ECDSA_verify| but uses the fixed-width,

// big-endian format from IEEE P1363.

int ecdsa_verify_fixed(const uint8_t *digest, size_t digest_len,

                       const uint8_t *sig, size_t sig_len, const EC_KEY *key);



// ecdsa_verify_fixed_no_self_test behaves like ecdsa_verify_fixed, but doesn't

// try to run the self-test first. This is for use in the self tests themselves,

// to prevent an infinite loop.

int ecdsa_verify_fixed_no_self_test(const uint8_t *digest, size_t digest_len,

                                    const uint8_t *sig, size_t sig_len,

                                    const EC_KEY *key);





#if defined(__cplusplus)

}  // extern C

#endif



#endif  // OPENSSL_HEADER_CRYPTO_FIPSMODULE_ECDSA_INTERNAL_H