jack2/common/JackMetadata.h

/*
  Copyright (C) 2011 David Robillard
  Copyright (C) 2013 Paul Davis

  This program is free software; you can redistribute it and/or modify it
  under the terms of the GNU Lesser General Public License as published by
  the Free Software Foundation; either version 2.1 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 Lesser General Public
  License for more details.

  You should have received a copy of the GNU Lesser General Public License
  along with this program; if not, write to the Free Software Foundation,
  Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/

#ifndef __jack_metadata_int_h__
#define __jack_metadata_int_h__

#include <stdint.h>

#ifdef __cplusplus
extern "C" {
#endif

typedef struct {
    const char* key;
    const char* data;
    const char* type;
} jack_property_t;

typedef struct {
    jack_uuid_t      subject;
    uint32_t         property_cnt;
    jack_property_t* properties;
    uint32_t         property_size;
} jack_description_t;

typedef enum {
    PropertyCreated,
    PropertyChanged,
    PropertyDeleted
} jack_property_change_t;

typedef void (*JackPropertyChangeCallback)(jack_uuid_t            subject,
                                           const char*            key,
                                           jack_property_change_t change,
                                           void*                  arg);

#ifdef __cplusplus
}
#endif
#endif