/******************************************************************************
** This file is part of profile-qt
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** 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 Nokia Corporation 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 OWNER 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 UNIQUE_H_
# define UNIQUE_H_

#include <stddef.h>

# ifdef __cplusplus
extern "C" {
# elif 0
} /* fool JED indentation ... */
# endif

typedef struct unique_t unique_t;

/* ------------------------------------------------------------------------- *
 * unique_t
 * ------------------------------------------------------------------------- */

struct unique_t
{
  size_t un_count;
  size_t un_alloc;
  int    un_dirty;
  char **un_string;
};

void       unique_ctor     (unique_t *self);
void       unique_dtor     (unique_t *self);
unique_t * unique_create   (void);
void       unique_delete   (unique_t *self);
void       unique_delete_cb(void *self);
char     **unique_final    (unique_t *self, size_t *pcount);
char     **unique_steal    (unique_t *self, size_t *pcount);
void       unique_add      (unique_t *self, const char *str);

# ifdef __cplusplus
};
# endif

#endif /* UNIQUE_H_ */