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
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
|
/*
* <sys/stat.h> wrapper functions.
*
* Authors:
* Jonathan Pryor (jonpryor@vt.edu)
*
* Copyright (C) 2004-2006 Jonathan Pryor
*/
#ifndef _GNU_SOURCE
#define _GNU_SOURCE
#endif /* ndef _GNU_SOURCE */
#include <sys/types.h>
#include <sys/stat.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <fcntl.h>
#include <errno.h>
#include "mph.h" /* Don't remove or move after map.h! Works around issues with Android SDK unified headers */
#include "map.h"
G_BEGIN_DECLS
int
Mono_Posix_FromStat (struct Mono_Posix_Stat *from, void *_to)
{
struct stat *to = _to;
memset (to, 0, sizeof(*to));
to->st_dev = from->st_dev;
to->st_ino = from->st_ino;
unsigned int to_st_mode;
if (Mono_Posix_FromFilePermissions (from->st_mode, &to_st_mode) != 0) {
return -1;
}
to->st_mode = to_st_mode;
to->st_nlink = from->st_nlink;
to->st_uid = from->st_uid;
to->st_gid = from->st_gid;
to->st_rdev = from->st_rdev;
to->st_size = from->st_size;
#ifndef HOST_WIN32
to->st_blksize = from->st_blksize;
to->st_blocks = from->st_blocks;
#endif
to->st_atime = from->st_atime_;
to->st_mtime = from->st_mtime_;
to->st_ctime = from->st_ctime_;
#if HAVE_STRUCT_STAT_ST_ATIMESPEC
to->st_atimespec.tv_sec = from->st_atime_;
to->st_atimespec.tv_nsec = from->st_atime_nsec;
to->st_mtimespec.tv_sec = from->st_mtime_;
to->st_mtimespec.tv_nsec = from->st_mtime_nsec;
to->st_ctimespec.tv_sec = from->st_ctime_;
to->st_ctimespec.tv_nsec = from->st_ctime_nsec;
#else
# ifdef HAVE_STRUCT_STAT_ST_ATIM
to->st_atim.tv_nsec = from->st_atime_nsec;
# endif
# ifdef HAVE_STRUCT_STAT_ST_MTIM
to->st_mtim.tv_nsec = from->st_mtime_nsec;
# endif
# ifdef HAVE_STRUCT_STAT_ST_CTIM
to->st_ctim.tv_nsec = from->st_ctime_nsec;
# endif
#endif
return 0;
}
int
Mono_Posix_ToStat (void *_from, struct Mono_Posix_Stat *to)
{
struct stat *from = _from;
memset (to, 0, sizeof(*to));
to->st_dev = from->st_dev;
to->st_ino = from->st_ino;
if (Mono_Posix_ToFilePermissions (from->st_mode, &to->st_mode) != 0) {
return -1;
}
to->st_nlink = from->st_nlink;
to->st_uid = from->st_uid;
to->st_gid = from->st_gid;
to->st_rdev = from->st_rdev;
to->st_size = from->st_size;
#ifndef HOST_WIN32
to->st_blksize = from->st_blksize;
to->st_blocks = from->st_blocks;
#endif
to->st_atime_ = from->st_atime;
to->st_mtime_ = from->st_mtime;
to->st_ctime_ = from->st_ctime;
#if HAVE_STRUCT_STAT_ST_ATIMESPEC
to->st_atime_nsec = from->st_atimespec.tv_nsec;
to->st_mtime_nsec = from->st_mtimespec.tv_nsec;
to->st_ctime_nsec = from->st_ctimespec.tv_nsec;
#else
# ifdef HAVE_STRUCT_STAT_ST_ATIM
to->st_atime_nsec = from->st_atim.tv_nsec;
# endif
# ifdef HAVE_STRUCT_STAT_ST_MTIM
to->st_mtime_nsec = from->st_mtim.tv_nsec;
# endif
# ifdef HAVE_STRUCT_STAT_ST_CTIM
to->st_ctime_nsec = from->st_ctim.tv_nsec;
# endif
#endif
return 0;
}
gint32
Mono_Posix_Syscall_stat (const char *file_name, struct Mono_Posix_Stat *buf)
{
int r;
struct stat _buf;
if (buf == NULL) {
errno = EFAULT;
return -1;
}
r = stat (file_name, &_buf);
if (r != -1 && Mono_Posix_ToStat (&_buf, buf) == -1)
r = -1;
return r;
}
gint32
Mono_Posix_Syscall_fstat (int filedes, struct Mono_Posix_Stat *buf)
{
int r;
struct stat _buf;
if (buf == NULL) {
errno = EFAULT;
return -1;
}
r = fstat (filedes, &_buf);
if (r != -1 && Mono_Posix_ToStat (&_buf, buf) == -1)
r = -1;
return r;
}
#ifndef HOST_WIN32
gint32
Mono_Posix_Syscall_lstat (const char *file_name, struct Mono_Posix_Stat *buf)
{
int r;
struct stat _buf;
if (buf == NULL) {
errno = EFAULT;
return -1;
}
r = lstat (file_name, &_buf);
if (r != -1 && Mono_Posix_ToStat (&_buf, buf) == -1)
r = -1;
return r;
}
#endif
#ifdef HAVE_FSTATAT
gint32
Mono_Posix_Syscall_fstatat (gint32 dirfd, const char *file_name, struct Mono_Posix_Stat *buf, gint32 flags)
{
int r;
struct stat _buf;
if (Mono_Posix_FromAtFlags (flags, &flags) == -1)
return -1;
if (buf == NULL) {
errno = EFAULT;
return -1;
}
r = fstatat (dirfd, file_name, &_buf, flags);
if (r != -1 && Mono_Posix_ToStat (&_buf, buf) == -1)
r = -1;
return r;
}
#endif
#ifndef HOST_WIN32
gint32
Mono_Posix_Syscall_mknod (const char *pathname, guint32 mode, mph_dev_t dev)
{
if (Mono_Posix_FromFilePermissions (mode, &mode) == -1)
return -1;
return mknod (pathname, mode, dev);
}
#endif
#ifdef HAVE_MKNODAT
gint32
Mono_Posix_Syscall_mknodat (int dirfd, const char *pathname, guint32 mode, mph_dev_t dev)
{
if (Mono_Posix_FromFilePermissions (mode, &mode) == -1)
return -1;
return mknodat (dirfd, pathname, mode, dev);
}
#endif
G_END_DECLS
gint64
Mono_Posix_Syscall_get_utime_now ()
{
#ifdef UTIME_NOW
return UTIME_NOW;
#else
return -1;
#endif
}
gint64
Mono_Posix_Syscall_get_utime_omit ()
{
#ifdef UTIME_OMIT
return UTIME_OMIT;
#else
return -1;
#endif
}
#if defined(HAVE_FUTIMENS) || defined(HAVE_UTIMENSAT)
static struct timespec*
copy_utimens (struct timespec* to, struct Mono_Posix_Timespec *from)
{
if (from) {
to[0].tv_sec = from[0].tv_sec;
to[0].tv_nsec = from[0].tv_nsec;
to[1].tv_sec = from[1].tv_sec;
to[1].tv_nsec = from[1].tv_nsec;
return to;
}
return NULL;
}
#endif
#ifdef HAVE_FUTIMENS
gint32
Mono_Posix_Syscall_futimens(int fd, struct Mono_Posix_Timespec *tv)
{
struct timespec _tv[2];
struct timespec *ptv;
ptv = copy_utimens (_tv, tv);
return futimens (fd, ptv);
}
#endif /* def HAVE_FUTIMENS */
#ifdef HAVE_UTIMENSAT
gint32
Mono_Posix_Syscall_utimensat(int dirfd, const char *pathname, struct Mono_Posix_Timespec *tv, int flags)
{
struct timespec _tv[2];
struct timespec *ptv;
ptv = copy_utimens (_tv, tv);
return utimensat (dirfd, pathname, ptv, flags);
}
#endif /* def HAVE_UTIMENSAT */
/*
* vim: noexpandtab
*/
|
