xref: /src/sys/net/npf/lpm.h

/*-
 * Copyright (c) 2016 Mindaugas Rasiukevicius <rmind at noxt eu>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. 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.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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 _LPM_H_
#define _LPM_H_

__BEGIN_DECLS

typedef struct lpm lpm_t;
typedef void (*lpm_dtor_t)(void *, const void *, size_t, void *);

lpm_t *		lpm_create(void);
void		lpm_destroy(lpm_t *);
void		lpm_clear(lpm_t *, lpm_dtor_t, void *);

int		lpm_insert(lpm_t *, const void *, size_t, unsigned, void *);
int		lpm_remove(lpm_t *, const void *, size_t, unsigned);
void *		lpm_lookup(lpm_t *, const void *, size_t);
void *		lpm_lookup_prefix(lpm_t *, const void *, size_t, unsigned);
int		lpm_strtobin(const char *, void *, size_t *, unsigned *);

__END_DECLS

#endif