1204076Spjd/*- 2330449Seadler * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3330449Seadler * 4204076Spjd * Copyright (c) 2009-2010 The FreeBSD Foundation 5204076Spjd * All rights reserved. 6204076Spjd * 7204076Spjd * This software was developed by Pawel Jakub Dawidek under sponsorship from 8204076Spjd * the FreeBSD Foundation. 9204076Spjd * 10204076Spjd * Redistribution and use in source and binary forms, with or without 11204076Spjd * modification, are permitted provided that the following conditions 12204076Spjd * are met: 13204076Spjd * 1. Redistributions of source code must retain the above copyright 14204076Spjd * notice, this list of conditions and the following disclaimer. 15204076Spjd * 2. Redistributions in binary form must reproduce the above copyright 16204076Spjd * notice, this list of conditions and the following disclaimer in the 17204076Spjd * documentation and/or other materials provided with the distribution. 18204076Spjd * 19204076Spjd * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND 20204076Spjd * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21204076Spjd * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22204076Spjd * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE 23204076Spjd * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24204076Spjd * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25204076Spjd * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26204076Spjd * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27204076Spjd * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28204076Spjd * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29204076Spjd * SUCH DAMAGE. 30204076Spjd * 31204076Spjd * $FreeBSD: stable/11/sbin/hastd/ebuf.h 330449 2018-03-05 07:26:05Z eadler $ 32204076Spjd */ 33204076Spjd 34204076Spjd#ifndef _EBUF_H_ 35204076Spjd#define _EBUF_H_ 36204076Spjd 37204076Spjd#include <stdlib.h> /* size_t */ 38204076Spjd 39204076Spjdstruct ebuf; 40204076Spjd 41204076Spjdstruct ebuf *ebuf_alloc(size_t size); 42204076Spjdvoid ebuf_free(struct ebuf *eb); 43204076Spjd 44204076Spjdint ebuf_add_head(struct ebuf *eb, const void *data, size_t size); 45204076Spjdint ebuf_add_tail(struct ebuf *eb, const void *data, size_t size); 46204076Spjd 47204076Spjdvoid ebuf_del_head(struct ebuf *eb, size_t size); 48204076Spjdvoid ebuf_del_tail(struct ebuf *eb, size_t size); 49204076Spjd 50204076Spjdvoid *ebuf_data(struct ebuf *eb, size_t *sizep); 51204076Spjdsize_t ebuf_size(struct ebuf *eb); 52204076Spjd 53204076Spjd#endif /* !_EBUF_H_ */ 54