/* * Copyright (C) 2008 Collin Jackson <collinj@webkit.org> * * 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 AND ITS CONTRIBUTORS "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 #if PLATFORM(COCOA) || PLATFORM(GTK) || PLATFORM(WPE) #include <netinet/in.h> #elif PLATFORM(WIN) #include <winsock2.h> #endif #include <wtf/Forward.h> namespace WebCore { class WEBCORE_EXPORT IPAddress { public: explicit IPAddress(const struct sockaddr_in& address) { memset(&m_address, 0, sizeof(struct sockaddr_in)); m_address = address; } const struct in_addr& getSinAddr() { return m_address.sin_addr; }; private: struct sockaddr_in m_address; }; enum class DNSError { Unknown, CannotResolve, Cancelled }; using DNSAddressesOrError = Expected<Vector<WebCore::IPAddress>, DNSError>; using DNSCompletionHandler = WTF::CompletionHandler<void(DNSAddressesOrError&&)>; WEBCORE_EXPORT void prefetchDNS(const String& hostname); WEBCORE_EXPORT void resolveDNS(const String& hostname, uint64_t identifier, DNSCompletionHandler&&); WEBCORE_EXPORT void stopResolveDNS(uint64_t identifier); }