xref: /qemu/hw/9pfs/9p-util-generic.c (revision 513823e7521a09ed7ad1e32e6454bac3b2cbf52d)
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 
3 #include "qemu/osdep.h"
4 #include "9p-util.h"
5 #include <glib/gstrfuncs.h>
6 
7 char *qemu_open_flags_tostr(int flags)
8 {
9     int acc = flags & O_ACCMODE;
10     return g_strconcat(
11         (acc == O_WRONLY) ? "WRONLY" : (acc == O_RDONLY) ? "RDONLY" : "RDWR",
12         (flags & O_CREAT) ? "|CREAT" : "",
13         (flags & O_EXCL) ? "|EXCL" : "",
14         (flags & O_NOCTTY) ? "|NOCTTY" : "",
15         (flags & O_TRUNC) ? "|TRUNC" : "",
16         (flags & O_APPEND) ? "|APPEND" : "",
17         (flags & O_NONBLOCK) ? "|NONBLOCK" : "",
18         (flags & O_DSYNC) ? "|DSYNC" : "",
19         #ifdef O_DIRECT
20         (flags & O_DIRECT) ? "|DIRECT" : "",
21         #endif
22         (flags & O_LARGEFILE) ? "|LARGEFILE" : "",
23         (flags & O_DIRECTORY) ? "|DIRECTORY" : "",
24         (flags & O_NOFOLLOW) ? "|NOFOLLOW" : "",
25         #ifdef O_NOATIME
26         (flags & O_NOATIME) ? "|NOATIME" : "",
27         #endif
28         #ifdef O_CLOEXEC
29         (flags & O_CLOEXEC) ? "|CLOEXEC" : "",
30         #endif
31         #ifdef __O_SYNC
32         (flags & __O_SYNC) ? "|SYNC" : "",
33         #else
34         ((flags & O_SYNC) == O_SYNC) ? "|SYNC" : "",
35         #endif
36         #ifdef O_PATH
37         (flags & O_PATH) ? "|PATH" : "",
38         #endif
39         #ifdef __O_TMPFILE
40         (flags & __O_TMPFILE) ? "|TMPFILE" : "",
41         #elif defined(O_TMPFILE)
42         ((flags & O_TMPFILE) == O_TMPFILE) ? "|TMPFILE" : "",
43         #endif
44         /* O_NDELAY is usually just an alias of O_NONBLOCK */
45         #if defined(O_NDELAY) && O_NDELAY != O_NONBLOCK
46         (flags & O_NDELAY) ? "|NDELAY" : "",
47         #endif
48         NULL /* always last (required NULL termination) */
49     );
50 }
51