85 lines
2.2 KiB
C++
85 lines
2.2 KiB
C++
/*
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* Copyright 2003-2017 The Music Player Daemon Project
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* http://www.musicpd.org
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef MPD_RESPONSE_HXX
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#define MPD_RESPONSE_HXX
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#include "check.h"
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#include "protocol/Ack.hxx"
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#include "Compiler.h"
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#include <stddef.h>
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#include <stdarg.h>
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class Client;
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class TagMask;
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class Response {
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Client &client;
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/**
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* This command's index in the command list. Used to generate
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* error messages.
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*/
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const unsigned list_index;
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/**
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* This command's name. Used to generate error messages.
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*/
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const char *command;
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public:
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Response(Client &_client, unsigned _list_index)
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:client(_client), list_index(_list_index), command("") {}
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Response(const Response &) = delete;
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Response &operator=(const Response &) = delete;
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/**
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* Returns a const reference to the associated #Client object.
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* This should only be used to access a client's settings, to
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* determine how to format the response. For this reason, the
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* returned reference is "const".
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*/
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const Client &GetClient() const {
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return client;
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}
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/**
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* Accessor for Client::tag_mask. Can be used if caller wants
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* to avoid including Client.hxx.
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*/
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gcc_pure
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TagMask GetTagMask() const noexcept;
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void SetCommand(const char *_command) {
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command = _command;
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}
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bool Write(const void *data, size_t length);
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bool Write(const char *data);
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bool FormatV(const char *fmt, va_list args);
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bool Format(const char *fmt, ...);
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void Error(enum ack code, const char *msg);
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void FormatError(enum ack code, const char *fmt, ...);
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};
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#endif
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