/* * Copyright (C) 2016 Igalia S.L. * Copyright (C) 2020 Sony Interactive Entertainment Inc. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #pragma once #include <memory> #include <openssl/evp.h> namespace WebCore { template <typename T> struct OpenSSLCryptoPtrDeleter { void operator()(T* ptr) const = delete; }; template <typename T> using OpenSSLCryptoPtr = std::unique_ptr<T, OpenSSLCryptoPtrDeleter<T>>; template <> struct OpenSSLCryptoPtrDeleter<EVP_CIPHER_CTX> { void operator()(EVP_CIPHER_CTX* ptr) const { EVP_CIPHER_CTX_free(ptr); } }; using EvpCipherCtxPtr = OpenSSLCryptoPtr<EVP_CIPHER_CTX>; template <> struct OpenSSLCryptoPtrDeleter<EVP_MD_CTX> { void operator()(EVP_MD_CTX* ptr) const { EVP_MD_CTX_free(ptr); } }; using EvpDigestCtxPtr = OpenSSLCryptoPtr<EVP_MD_CTX>; template <> struct OpenSSLCryptoPtrDeleter<EVP_PKEY> { void operator()(EVP_PKEY* ptr) const { EVP_PKEY_free(ptr); } }; using EvpPKeyPtr = OpenSSLCryptoPtr<EVP_PKEY>; } // namespace WebCore