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#ifndef fooidxsethfoo
#define fooidxsethfoo
/* $Id$ */
/***
This file is part of polypaudio.
polypaudio 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.
polypaudio 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 polypaudio; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
USA.
***/
#include <inttypes.h>
#define PA_IDXSET_INVALID ((uint32_t) -1)
unsigned pa_idxset_trivial_hash_func(const void *p);
int pa_idxset_trivial_compare_func(const void *a, const void *b);
unsigned pa_idxset_string_hash_func(const void *p);
int pa_idxset_string_compare_func(const void *a, const void *b);
struct pa_idxset;
struct pa_idxset* pa_idxset_new(unsigned (*hash_func) (const void *p), int (*compare_func) (const void*a, const void*b));
void pa_idxset_free(struct pa_idxset *s, void (*free_func) (void *p, void *userdata), void *userdata);
int pa_idxset_put(struct pa_idxset*s, void *p, uint32_t *index);
void* pa_idxset_get_by_index(struct pa_idxset*s, uint32_t index);
void* pa_idxset_get_by_data(struct pa_idxset*s, const void *p, uint32_t *index);
void* pa_idxset_remove_by_index(struct pa_idxset*s, uint32_t index);
void* pa_idxset_remove_by_data(struct pa_idxset*s, const void *p, uint32_t *index);
/* This may be used to iterate through all entries. When called with
an invalid index value it returns the first entry, otherwise the
next following. The function is best called with *index =
PA_IDXSET_VALID first. */
void* pa_idxset_rrobin(struct pa_idxset *s, uint32_t *index);
/* Return the oldest entry in the idxset */
void* pa_idxset_first(struct pa_idxset *s, uint32_t *index);
void *pa_idxset_next(struct pa_idxset *s, uint32_t *index);
int pa_idxset_foreach(struct pa_idxset*s, int (*func)(void *p, uint32_t index, int *del, void*userdata), void *userdata);
unsigned pa_idxset_ncontents(struct pa_idxset*s);
int pa_idxset_isempty(struct pa_idxset *s);
#endif
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