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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.
 */

#ifndef MPD_CLIENT_H
#define MPD_CLIENT_H

#include "Compiler.h"

#include <stddef.h>
#include <stdarg.h>

struct sockaddr;
class EventLoop;
struct Partition;
class Client;

void client_manager_init(void);

void
client_new(EventLoop &loop, Partition &partition,
	   int fd, const struct sockaddr *sa, size_t sa_length, int uid);

/**
 * returns the uid of the client process, or a negative value if the
 * uid is unknown
 */
gcc_pure
int client_get_uid(const Client *client);

/**
 * Is this client running on the same machine, connected with a local
 * (UNIX domain) socket?
 */
gcc_pure
static inline bool
client_is_local(const Client *client)
{
	return client_get_uid(client) > 0;
}

gcc_pure
unsigned client_get_permission(const Client *client);

void client_set_permission(Client *client, unsigned permission);

/**
 * Write a C string to the client.
 */
void client_puts(Client *client, const char *s);

/**
 * Write a printf-like formatted string to the client.
 */
void client_vprintf(Client *client, const char *fmt, va_list args);

/**
 * Write a printf-like formatted string to the client.
 */
gcc_printf(2,3)
void
client_printf(Client *client, const char *fmt, ...);

#endif