socket.h revision 271127
1/*- 2 * Copyright (c) 2010 Isilon Systems, Inc. 3 * Copyright (c) 2010 iX Systems, Inc. 4 * Copyright (c) 2010 Panasas, Inc. 5 * Copyright (c) 2013, 2014 Mellanox Technologies, Ltd. 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice unmodified, this list of conditions, and the following 13 * disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 */ 29#ifndef _LINUX_SOCKET_H_ 30#define _LINUX_SOCKET_H_ 31 32#include <sys/socket.h> 33 34#ifdef notyet 35static inline int 36memcpy_toiovec(struct iovec *v, unsigned char *kdata, int len) 37{ 38 struct uio uio; 39 int error; 40 41 uio.uio_iov = v; 42 uio.uio_iovcnt = -1; 43 uio.uio_offset = 0; 44 uio.uio_resid = len; 45 uio.uio_segflag = UIO_USERSPACE; 46 uio.uio_rw = UIO_READ; 47 error = -uiomove(kdata, len, &uio); 48 return (error); 49} 50 51static inline int 52memcpy_fromiovec(unsigned char *kdata, struct iovec *iov, int len) 53{ 54 struct uio uio; 55 int error; 56 57 uio.uio_iov = v; 58 uio.uio_iovcnt = -1; 59 uio.uio_offset = 0; 60 uio.uio_resid = len; 61 uio.uio_segflag = UIO_USERSPACE; 62 uio.uio_rw = UIO_WRITE; 63 error = -uiomove(kdata, len, &uio); 64} 65#endif 66 67#endif /* _LINUX_SOCKET_H_ */ 68