1 /* Copyright (C) 1991, 92, 96, 97, 98, 99, 2003 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <http://www.gnu.org/licenses/>. */
23 #include <sys/types.h>
27 /* This file defines `struct iovec'. */
31 /* Read data from file descriptor FD, and put the result in the
32 buffers described by IOVEC, which is a vector of COUNT `struct iovec's.
33 The buffers are filled in the order specified.
34 Operates just like `read' (see <unistd.h>) except that data are
35 put in IOVEC instead of a contiguous buffer.
37 This function is a cancellation point and therefore not marked with
39 extern ssize_t readv (int __fd, __const struct iovec *__iovec, int __count);
41 /* Write data pointed by the buffers described by IOVEC, which
42 is a vector of COUNT `struct iovec's, to file descriptor FD.
43 The data is written in the order specified.
44 Operates just like `write' (see <unistd.h>) except that the data
45 are taken from IOVEC instead of a contiguous buffer.
47 This function is a cancellation point and therefore not marked with
49 extern ssize_t writev (int __fd, __const struct iovec *__iovec, int __count);
53 #endif /* sys/uio.h */