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7823a941 | 1 | /* File-I/O functions for GDB, the GNU debugger. |
791c0056 | 2 | |
b811d2c2 | 3 | Copyright (C) 2003-2020 Free Software Foundation, Inc. |
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4 | |
5 | This file is part of GDB. | |
6 | ||
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. | |
11 | ||
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. | |
16 | ||
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/>. */ | |
19 | ||
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20 | #ifndef COMMON_FILEIO_H |
21 | #define COMMON_FILEIO_H | |
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22 | |
23 | #include "gdb/fileio.h" | |
7f3647e2 | 24 | #include <sys/stat.h> |
791c0056 | 25 | |
7823a941 | 26 | /* Convert a host-format errno value to a File-I/O error number. */ |
b88bb450 | 27 | |
7823a941 | 28 | extern int host_to_fileio_error (int error); |
b88bb450 | 29 | |
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30 | /* Convert File-I/O open flags FFLAGS to host format, storing |
31 | the result in *FLAGS. Return 0 on success, -1 on error. */ | |
32 | ||
33 | extern int fileio_to_host_openflags (int fflags, int *flags); | |
34 | ||
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35 | /* Convert File-I/O mode FMODE to host format, storing |
36 | the result in *MODE. Return 0 on success, -1 on error. */ | |
37 | ||
38 | extern int fileio_to_host_mode (int fmode, mode_t *mode); | |
39 | ||
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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 | |
42 | bytes. */ | |
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43 | |
44 | static inline void | |
7823a941 | 45 | host_to_bigendian (LONGEST num, char *buf, int bytes) |
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46 | { |
47 | int i; | |
48 | ||
49 | for (i = 0; i < bytes; ++i) | |
50 | buf[i] = (num >> (8 * (bytes - i - 1))) & 0xff; | |
51 | } | |
52 | ||
53 | /* Pack a host-format integer into an fio_uint_t. */ | |
54 | ||
55 | static inline void | |
7823a941 | 56 | host_to_fileio_uint (long num, fio_uint_t fnum) |
791c0056 | 57 | { |
7823a941 | 58 | host_to_bigendian ((LONGEST) num, (char *) fnum, 4); |
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59 | } |
60 | ||
61 | /* Pack a host-format time_t into an fio_time_t. */ | |
62 | ||
63 | static inline void | |
7823a941 | 64 | host_to_fileio_time (time_t num, fio_time_t fnum) |
791c0056 | 65 | { |
7823a941 | 66 | host_to_bigendian ((LONGEST) num, (char *) fnum, 4); |
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67 | } |
68 | ||
69 | /* Pack a host-format struct stat into a struct fio_stat. */ | |
70 | ||
7823a941 | 71 | extern void host_to_fileio_stat (struct stat *st, struct fio_stat *fst); |
791c0056 | 72 | |
1a5c2598 | 73 | #endif /* COMMON_FILEIO_H */ |