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Add Web Crypto API (#1384)
* Add Web Crypto API * Duplicate symbols * Update c_cpp_properties.json Co-authored-by: Jarred Sumner <709451+Jarred-Sumner@users.noreply.github.com>
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src/bun.js/bindings/webcrypto/CryptoAlgorithmECDHOpenSSL.cpp
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65
src/bun.js/bindings/webcrypto/CryptoAlgorithmECDHOpenSSL.cpp
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/*
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* Copyright (C) 2020 Sony Interactive Entertainment Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#include "CryptoAlgorithmECDH.h"
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#if ENABLE(WEB_CRYPTO)
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#include "CryptoKeyEC.h"
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#include "OpenSSLUtilities.h"
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namespace WebCore {
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std::optional<Vector<uint8_t>> CryptoAlgorithmECDH::platformDeriveBits(const CryptoKeyEC& baseKey, const CryptoKeyEC& publicKey)
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{
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auto ctx = EvpPKeyCtxPtr(EVP_PKEY_CTX_new(baseKey.platformKey(), nullptr));
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if (!ctx)
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return std::nullopt;
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if (EVP_PKEY_derive_init(ctx.get()) <= 0)
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return std::nullopt;
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if (EVP_PKEY_derive_set_peer(ctx.get(), publicKey.platformKey()) <= 0)
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return std::nullopt;
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// Call with a nullptr to get the required buffer size.
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size_t keyLen;
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if (EVP_PKEY_derive(ctx.get(), nullptr, &keyLen) <= 0)
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return std::nullopt;
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Vector<uint8_t> key(keyLen);
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if (EVP_PKEY_derive(ctx.get(), key.data(), &keyLen) <= 0)
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return std::nullopt;
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// Shrink the buffer since the new keyLen may differ from the buffer size.
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key.shrink(keyLen);
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return key;
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}
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} // namespace WebCore
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#endif // ENABLE(WEB_CRYPTO)
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