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/*
* Copyright (C) 2003-2011 The Music Player Daemon Project
* http://www.musicpd.org
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
/** \file
*
* Internal declarations for the "httpd" audio output plugin.
*/
#ifndef MPD_OUTPUT_HTTPD_INTERNAL_H
#define MPD_OUTPUT_HTTPD_INTERNAL_H
#include "HttpdClient.hxx"
#include "output_internal.h"
#include "timer.h"
#include "thread/Mutex.hxx"
#include <glib.h>
#include <forward_list>
#include <stdbool.h>
class HttpdClient;
struct httpd_output {
struct audio_output base;
/**
* True if the audio output is open and accepts client
* connections.
*/
bool open;
/**
* The configured encoder plugin.
*/
struct encoder *encoder;
/**
* Number of bytes which were fed into the encoder, without
* ever receiving new output. This is used to estimate
* whether MPD should manually flush the encoder, to avoid
* buffer underruns in the client.
*/
size_t unflushed_input;
/**
* The MIME type produced by the #encoder.
*/
const char *content_type;
/**
* This mutex protects the listener socket and the client
* list.
*/
mutable Mutex mutex;
/**
* A #timer object to synchronize this output with the
* wallclock.
*/
struct timer *timer;
/**
* The listener socket.
*/
struct server_socket *server_socket;
/**
* The header page, which is sent to every client on connect.
*/
struct page *header;
/**
* The metadata, which is sent to every client.
*/
struct page *metadata;
/**
* The configured name.
*/
char const *name;
/**
* The configured genre.
*/
char const *genre;
/**
* The configured website address.
*/
char const *website;
/**
* A linked list containing all clients which are currently
* connected.
*/
std::forward_list<HttpdClient> clients;
/**
* A temporary buffer for the httpd_output_read_page()
* function.
*/
char buffer[32768];
/**
* The maximum and current number of clients connected
* at the same time.
*/
guint clients_max, clients_cnt;
};
/**
* Removes a client from the httpd_output.clients linked list.
*/
void
httpd_output_remove_client(struct httpd_output *httpd,
HttpdClient *client);
/**
* Sends the encoder header to the client. This is called right after
* the response headers have been sent.
*/
void
httpd_output_send_header(struct httpd_output *httpd,
HttpdClient *client);
#endif
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