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https://github.com/RGBCube/serenity
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8cc81c2953
The overrides of this function don't need to know how the original packet was stored, so let's just give them a ReadonlyBytes view of the raw packet data.
53 lines
2.3 KiB
C++
53 lines
2.3 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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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 are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include <Kernel/Net/IPv4Socket.h>
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namespace Kernel {
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class UDPSocket final : public IPv4Socket {
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public:
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static NonnullRefPtr<UDPSocket> create(int protocol);
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virtual ~UDPSocket() override;
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static SocketHandle<UDPSocket> from_port(u16);
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static void for_each(Function<void(const UDPSocket&)>);
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private:
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explicit UDPSocket(int protocol);
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virtual const char* class_name() const override { return "UDPSocket"; }
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static Lockable<HashMap<u16, UDPSocket*>>& sockets_by_port();
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virtual KResultOr<size_t> protocol_receive(ReadonlyBytes raw_ipv4_packet, UserOrKernelBuffer& buffer, size_t buffer_size, int flags) override;
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virtual KResultOr<size_t> protocol_send(const UserOrKernelBuffer&, size_t) override;
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virtual KResult protocol_connect(FileDescription&, ShouldBlock) override;
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virtual int protocol_allocate_local_port() override;
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virtual KResult protocol_bind() override;
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};
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}
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