servercomm.h

//
//  servercomm.h
//  SqueezeButtonPi
//
//  Created by Jörg Schwieder on 02.02.17.
//
//
//  Copyright (c) 2017, Joerg Schwieder, PenguinLovesMusic.com
//  All rights reserved.
//
//  Redistribution and use in source and binary forms, with or without
//  modification, are permitted provided that the following conditions are met:
//
//   * Redistributions of source code must retain the above copyright
//     notice, this list of conditions and the following disclaimer.
//   * Redistributions in binary form must reproduce the above copyright
//     notice, this list of conditions and the following disclaimer in the
//     documentation and/or other materials provided with the distribution.
//   * Neither the name of ickStream nor the names of its contributors
//     may be used to endorse or promote products derived from this software
//     without specific prior written permission.
//
//  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
//  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
//  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
//  IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
//  INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
//  BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
//  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
//  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
//  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
//  EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//

#ifndef servercomm_h
#define servercomm_h

#include "sbpd.h"

//
//
//  Initialize CURL for server communication and set MAC address
//
//
int init_comm(char * use_mac);

//
//
//  Shutdown CURL
//
//
void shutdown_comm();

//
//
//  Send CLI command fragment to Logitech Media Server/Squeezebox Server
//  This command blocks (synchronously communicates".
//  In timing critical situations this should be called from a separate thread
//
//  Parameters:
//      server: the server information structure defining host, port etc.
//      frament: the command fragment to be sent as JSON array
//               e.g. "[\"mixer\”,\"volume\",\"+2\"]"
//  Returns: success flag
//
//
bool send_command(struct sbpd_server * server, int command, char * fragment);

#endif /* servercomm_h */