NetBSD/external/bsd/mdocml/dist/dba_array.h

48 lines
2.0 KiB
C

/* Id: dba_array.h,v 1.1 2016/07/19 21:31:55 schwarze Exp */
/*
* Copyright (c) 2016 Ingo Schwarze <schwarze@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* Public interface for allocation-based arrays
* for the mandoc database, for read-write access.
* To be used by dba*.c and by makewhatis(8).
*/
struct dba_array;
#define DBA_STR 0x01 /* Map contains strings, not pointers. */
#define DBA_GROW 0x02 /* Allow the array to grow. */
#define dba_array_FOREACH(a, e) \
dba_array_start(a); \
while (((e) = dba_array_next(a)) != NULL)
typedef int dba_compare_func(const void *, const void *);
struct dba_array *dba_array_new(int32_t, int);
void dba_array_free(struct dba_array *);
void dba_array_set(struct dba_array *, int32_t, void *);
void dba_array_add(struct dba_array *, void *);
void *dba_array_get(struct dba_array *, int32_t);
void dba_array_start(struct dba_array *);
void *dba_array_next(struct dba_array *);
void dba_array_del(struct dba_array *);
void dba_array_undel(struct dba_array *);
void dba_array_setpos(struct dba_array *, int32_t, int32_t);
int32_t dba_array_getpos(struct dba_array *);
void dba_array_sort(struct dba_array *, dba_compare_func);
int32_t dba_array_writelen(struct dba_array *, int32_t);
void dba_array_writepos(struct dba_array *);
void dba_array_writelst(struct dba_array *);