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1 | /* Remote File-I/O communications |
2 | ||
3 | Copyright (C) 2003-2015 Free Software Foundation, Inc. | |
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 | ||
20 | #include "common-defs.h" | |
21 | #include "common-remote-fileio.h" | |
22 | #include <sys/stat.h> | |
23 | ||
24 | /* Convert a host-format mode_t into a bitmask of File-I/O flags. */ | |
25 | ||
26 | static LONGEST | |
27 | remote_fileio_mode_to_target (mode_t mode) | |
28 | { | |
29 | mode_t tmode = 0; | |
30 | ||
31 | if (S_ISREG (mode)) | |
32 | tmode |= FILEIO_S_IFREG; | |
33 | if (S_ISDIR (mode)) | |
34 | tmode |= FILEIO_S_IFDIR; | |
35 | if (S_ISCHR (mode)) | |
36 | tmode |= FILEIO_S_IFCHR; | |
37 | if (mode & S_IRUSR) | |
38 | tmode |= FILEIO_S_IRUSR; | |
39 | if (mode & S_IWUSR) | |
40 | tmode |= FILEIO_S_IWUSR; | |
41 | if (mode & S_IXUSR) | |
42 | tmode |= FILEIO_S_IXUSR; | |
43 | #ifdef S_IRGRP | |
44 | if (mode & S_IRGRP) | |
45 | tmode |= FILEIO_S_IRGRP; | |
46 | #endif | |
47 | #ifdef S_IWRGRP | |
48 | if (mode & S_IWGRP) | |
49 | tmode |= FILEIO_S_IWGRP; | |
50 | #endif | |
51 | #ifdef S_IXGRP | |
52 | if (mode & S_IXGRP) | |
53 | tmode |= FILEIO_S_IXGRP; | |
54 | #endif | |
55 | if (mode & S_IROTH) | |
56 | tmode |= FILEIO_S_IROTH; | |
57 | #ifdef S_IWOTH | |
58 | if (mode & S_IWOTH) | |
59 | tmode |= FILEIO_S_IWOTH; | |
60 | #endif | |
61 | #ifdef S_IXOTH | |
62 | if (mode & S_IXOTH) | |
63 | tmode |= FILEIO_S_IXOTH; | |
64 | #endif | |
65 | return tmode; | |
66 | } | |
67 | ||
68 | /* Pack a host-format mode_t into an fio_mode_t. */ | |
69 | ||
70 | static void | |
71 | remote_fileio_to_fio_mode (mode_t num, fio_mode_t fnum) | |
72 | { | |
73 | remote_fileio_to_be (remote_fileio_mode_to_target (num), | |
74 | (char *) fnum, 4); | |
75 | } | |
76 | ||
77 | /* Pack a host-format integer into an fio_ulong_t. */ | |
78 | ||
79 | static void | |
80 | remote_fileio_to_fio_ulong (LONGEST num, fio_ulong_t fnum) | |
81 | { | |
82 | remote_fileio_to_be (num, (char *) fnum, 8); | |
83 | } | |
84 | ||
85 | /* See common-remote-fileio.h. */ | |
86 | ||
87 | void | |
88 | remote_fileio_to_fio_stat (struct stat *st, struct fio_stat *fst) | |
89 | { | |
90 | LONGEST blksize; | |
91 | ||
92 | remote_fileio_to_fio_uint ((long) st->st_dev, fst->fst_dev); | |
93 | remote_fileio_to_fio_uint ((long) st->st_ino, fst->fst_ino); | |
94 | remote_fileio_to_fio_mode (st->st_mode, fst->fst_mode); | |
95 | remote_fileio_to_fio_uint ((long) st->st_nlink, fst->fst_nlink); | |
96 | remote_fileio_to_fio_uint ((long) st->st_uid, fst->fst_uid); | |
97 | remote_fileio_to_fio_uint ((long) st->st_gid, fst->fst_gid); | |
98 | remote_fileio_to_fio_uint ((long) st->st_rdev, fst->fst_rdev); | |
99 | remote_fileio_to_fio_ulong ((LONGEST) st->st_size, fst->fst_size); | |
100 | #ifdef HAVE_STRUCT_STAT_ST_BLKSIZE | |
101 | blksize = st->st_blksize; | |
102 | #else | |
103 | blksize = 512; | |
104 | #endif | |
105 | remote_fileio_to_fio_ulong (blksize, fst->fst_blksize); | |
106 | #if HAVE_STRUCT_STAT_ST_BLOCKS | |
107 | remote_fileio_to_fio_ulong ((LONGEST) st->st_blocks, fst->fst_blocks); | |
108 | #else | |
109 | /* FIXME: This is correct for DJGPP, but other systems that don't | |
110 | have st_blocks, if any, might prefer 512 instead of st_blksize. | |
111 | (eliz, 30-12-2003) */ | |
112 | remote_fileio_to_fio_ulong (((LONGEST) st->st_size + blksize - 1) | |
113 | / blksize, | |
114 | fst->fst_blocks); | |
115 | #endif | |
116 | remote_fileio_to_fio_time (st->st_atime, fst->fst_atime); | |
117 | remote_fileio_to_fio_time (st->st_mtime, fst->fst_mtime); | |
118 | remote_fileio_to_fio_time (st->st_ctime, fst->fst_ctime); | |
119 | } |