1 /* File-I/O functions for GDB, the GNU debugger.
3 Copyright (C) 2003-2017 Free Software Foundation, Inc.
5 This file is part of GDB.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>. */
23 #include "gdb/fileio.h"
26 /* Convert a host-format errno value to a File-I/O error number. */
28 extern int host_to_fileio_error (int error
);
30 /* Convert File-I/O open flags FFLAGS to host format, storing
31 the result in *FLAGS. Return 0 on success, -1 on error. */
33 extern int fileio_to_host_openflags (int fflags
, int *flags
);
35 /* Convert File-I/O mode FMODE to host format, storing
36 the result in *MODE. Return 0 on success, -1 on error. */
38 extern int fileio_to_host_mode (int fmode
, mode_t
*mode
);
40 /* Pack a host-format integer into a byte buffer in big-endian
41 format. BYTES specifies the size of the integer to pack in
45 host_to_bigendian (LONGEST num
, char *buf
, int bytes
)
49 for (i
= 0; i
< bytes
; ++i
)
50 buf
[i
] = (num
>> (8 * (bytes
- i
- 1))) & 0xff;
53 /* Pack a host-format integer into an fio_uint_t. */
56 host_to_fileio_uint (long num
, fio_uint_t fnum
)
58 host_to_bigendian ((LONGEST
) num
, (char *) fnum
, 4);
61 /* Pack a host-format time_t into an fio_time_t. */
64 host_to_fileio_time (time_t num
, fio_time_t fnum
)
66 host_to_bigendian ((LONGEST
) num
, (char *) fnum
, 4);
69 /* Pack a host-format struct stat into a struct fio_stat. */
71 extern void host_to_fileio_stat (struct stat
*st
, struct fio_stat
*fst
);
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