glibc/bits/uio.h

/* Copyright (C) 1996-2015 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, see
   <http://www.gnu.org/licenses/>.  */

#ifndef _SYS_UIO_H
# error "Never include <bits/uio.h> directly; use <sys/uio.h> instead."
#endif


/* `struct iovec' -- Structure describing a section of memory.  */

struct iovec
{
  /* Starting address.  */
  __ptr_t iov_base;
  /* Length in bytes.  */
  size_t iov_len;
};