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hai007
05ae5583f8
them with chromium ::crypto symbols of the same names. PiperOrigin-RevId: 684566882
48 lines
1.4 KiB
C++
48 lines
1.4 KiB
C++
// Copyright 2020 Google LLC
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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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//
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// https://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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#include "internal/crypto_cros/sha2.h"
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#include <stddef.h>
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#include <array>
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#include <memory>
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#include <string>
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#include "absl/strings/string_view.h"
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#include "internal/crypto_cros/secure_hash.h"
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#include <openssl/sha.h>
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namespace nearby::crypto {
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std::array<uint8_t, kSHA256Length> SHA256Hash(absl::Span<const uint8_t> input) {
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std::array<uint8_t, kSHA256Length> digest;
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::SHA256(input.data(), input.size(), digest.data());
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return digest;
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}
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void SHA256HashString(absl::string_view str, void* output, size_t len) {
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std::unique_ptr<SecureHash> ctx(SecureHash::Create(SecureHash::SHA256));
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ctx->Update(str.data(), str.length());
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ctx->Finish(output, len);
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}
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std::string SHA256HashString(absl::string_view str) {
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std::string output(kSHA256Length, 0);
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SHA256HashString(str, &*output.begin(), output.size());
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return output;
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}
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} // namespace nearby::crypto
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