1*4c87aefeSPatrick Mooney /*- 2*4c87aefeSPatrick Mooney * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3*4c87aefeSPatrick Mooney * 4*4c87aefeSPatrick Mooney * Copyright (c) 2016 Jakub Klama <jceel@FreeBSD.org>. 5*4c87aefeSPatrick Mooney * Copyright (c) 2018 Alexander Motin <mav@FreeBSD.org> 6*4c87aefeSPatrick Mooney * All rights reserved. 7*4c87aefeSPatrick Mooney * 8*4c87aefeSPatrick Mooney * Redistribution and use in source and binary forms, with or without 9*4c87aefeSPatrick Mooney * modification, are permitted provided that the following conditions 10*4c87aefeSPatrick Mooney * are met: 11*4c87aefeSPatrick Mooney * 1. Redistributions of source code must retain the above copyright 12*4c87aefeSPatrick Mooney * notice, this list of conditions and the following disclaimer 13*4c87aefeSPatrick Mooney * in this position and unchanged. 14*4c87aefeSPatrick Mooney * 2. Redistributions in binary form must reproduce the above copyright 15*4c87aefeSPatrick Mooney * notice, this list of conditions and the following disclaimer in the 16*4c87aefeSPatrick Mooney * documentation and/or other materials provided with the distribution. 17*4c87aefeSPatrick Mooney * 18*4c87aefeSPatrick Mooney * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 19*4c87aefeSPatrick Mooney * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20*4c87aefeSPatrick Mooney * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21*4c87aefeSPatrick Mooney * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 22*4c87aefeSPatrick Mooney * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23*4c87aefeSPatrick Mooney * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24*4c87aefeSPatrick Mooney * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25*4c87aefeSPatrick Mooney * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26*4c87aefeSPatrick Mooney * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27*4c87aefeSPatrick Mooney * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28*4c87aefeSPatrick Mooney * SUCH DAMAGE. 29*4c87aefeSPatrick Mooney * 30*4c87aefeSPatrick Mooney * $FreeBSD$ 31*4c87aefeSPatrick Mooney */ 32*4c87aefeSPatrick Mooney 33*4c87aefeSPatrick Mooney #ifndef _IOV_H_ 34*4c87aefeSPatrick Mooney #define _IOV_H_ 35*4c87aefeSPatrick Mooney 36*4c87aefeSPatrick Mooney void seek_iov(const struct iovec *iov1, int niov1, struct iovec *iov2, 37*4c87aefeSPatrick Mooney int *niov2, size_t seek); 38*4c87aefeSPatrick Mooney void truncate_iov(struct iovec *iov, int *niov, size_t length); 39*4c87aefeSPatrick Mooney size_t count_iov(const struct iovec *iov, int niov); 40*4c87aefeSPatrick Mooney ssize_t iov_to_buf(const struct iovec *iov, int niov, void **buf); 41*4c87aefeSPatrick Mooney ssize_t buf_to_iov(const void *buf, size_t buflen, struct iovec *iov, int niov, 42*4c87aefeSPatrick Mooney size_t seek); 43*4c87aefeSPatrick Mooney 44*4c87aefeSPatrick Mooney #endif /* _IOV_H_ */ 45