/usr/include/dpkg/fdio.h is in libdpkg-dev 1.17.5ubuntu5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 | /*
* libdpkg - Debian packaging suite library routines
* fdio.h - safe file descriptor based input/output
*
* Copyright © 2009-2010 Guillem Jover <guillem@debian.org>
*
* This is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef LIBDPKG_FDIO_H
#define LIBDPKG_FDIO_H
#include <sys/types.h>
#include <dpkg/macros.h>
DPKG_BEGIN_DECLS
/**
* @defgroup fdio File descriptor I/O
* @ingroup dpkg-internal
* @{
*/
ssize_t fd_read(int fd, void *buf, size_t len);
ssize_t fd_write(int fd, const void *buf, size_t len);
/** @} */
DPKG_END_DECLS
#endif /* LIBDPKG_FDIO_H */
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