70 lines
2.1 KiB
C++
70 lines
2.1 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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#ifndef INCLUDED_IOUTIL_HPP
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#define INCLUDED_IOUTIL_HPP
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#include <functional>
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#include <memory>
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#include <string>
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#include <LOOLWebSocket.hpp>
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namespace IoUtil
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{
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/// Synchronously process LOOLWebSocket requests and dispatch to handler.
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/// Handler returns false to end.
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void SocketProcessor(const std::shared_ptr<LOOLWebSocket>& ws,
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const std::string& name,
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const std::function<bool(const std::vector<char>&)>& handler,
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const std::function<void()>& closeFrame,
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const std::function<bool()>& stopPredicate);
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/// Call LOOLWebSocket::shutdown() ignoring Poco::IOException.
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/// TODO: consider moving this directly to LOOLWebSocket
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void shutdownWebSocket(const std::shared_ptr<LOOLWebSocket>& ws);
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ssize_t writeToPipe(int pipe, const char* buffer, ssize_t size);
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inline ssize_t writeToPipe(int pipe, const std::string& message)
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{
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return writeToPipe(pipe, message.c_str(), message.size());
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}
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ssize_t readFromPipe(int pipe, char* buffer, ssize_t size);
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/// Helper class to handle reading from a pipe.
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class PipeReader
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{
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public:
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PipeReader(const std::string& name, const int pipe) :
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_name(name),
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_pipe(pipe)
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{
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}
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const std::string& getName() const { return _name; }
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/// Reads a single line from the pipe.
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/// Returns 0 for timeout, <0 for error, and >0 on success.
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/// On success, line will contain the read message.
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int readLine(std::string& line,
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const std::function<bool()>& stopPredicate);
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private:
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const std::string _name;
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const int _pipe;
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std::string _data;
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};
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}
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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