chromium/third_party/anonymous_tokens/src/anonymous_tokens/cpp/testing/utils.cc

// Copyright 2023 Google LLC
//
// 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.
#include "anonymous_tokens/cpp/testing/utils.h"

#include <cstddef>
#include <cstdint>
#include <random>
#include <string>
#include <utility>
#include <vector>

#include "absl/status/status.h"
#include "absl/status/statusor.h"
#include "absl/strings/escaping.h"
#include "absl/strings/str_cat.h"
#include "absl/strings/string_view.h"
#include "anonymous_tokens/cpp/crypto/constants.h"
#include "anonymous_tokens/cpp/crypto/crypto_utils.h"
#include "anonymous_tokens/cpp/shared/status_utils.h"
#include <openssl/base.h>
#include <openssl/bn.h>
#include <openssl/rsa.h>

namespace anonymous_tokens {

absl::StatusOr<std::string> TestSign(const absl::string_view blinded_data,
                                     RSA* rsa_key) { … }

absl::StatusOr<std::string> TestSignWithPublicMetadata(
    const absl::string_view blinded_data, absl::string_view public_metadata,
    const RSA& rsa_key, const bool use_rsa_public_exponent) { … }

IetfStandardRsaBlindSignatureTestVector
GetIetfStandardRsaBlindSignatureTestVector() { … }

std::vector<IetfRsaBlindSignatureWithPublicMetadataTestVector>
GetIetfRsaBlindSignatureWithPublicMetadataTestVectors() { … }

std::vector<IetfRsaBlindSignatureWithPublicMetadataTestVector>
GetIetfPartiallyBlindRSASignatureNoPublicExponentTestVectors() { … }

std::string RandomString(int n, std::uniform_int_distribution<int>* distr_u8,
                         std::mt19937_64* generator) { … }

std::pair<anonymous_tokens::TestRsaPublicKey,
          anonymous_tokens::TestRsaPrivateKey>
GetStrongTestRsaKeyPair2048() { … }

std::pair<anonymous_tokens::TestRsaPublicKey,
          anonymous_tokens::TestRsaPrivateKey>
GetAnotherStrongTestRsaKeyPair2048() { … }

std::pair<anonymous_tokens::TestRsaPublicKey,
          anonymous_tokens::TestRsaPrivateKey>
GetStrongTestRsaKeyPair3072() { … }

std::pair<anonymous_tokens::TestRsaPublicKey,
          anonymous_tokens::TestRsaPrivateKey>
GetStrongTestRsaKeyPair4096() { … }

}  // namespace anonymous_tokens