xref: /openbmc/qemu/include/sysemu/os-posix.h (revision 41a1a9c4)
1 /*
2  * posix specific declarations
3  *
4  * Copyright (c) 2003-2008 Fabrice Bellard
5  * Copyright (c) 2010 Jes Sorensen <Jes.Sorensen@redhat.com>
6  *
7  * Permission is hereby granted, free of charge, to any person obtaining a copy
8  * of this software and associated documentation files (the "Software"), to deal
9  * in the Software without restriction, including without limitation the rights
10  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11  * copies of the Software, and to permit persons to whom the Software is
12  * furnished to do so, subject to the following conditions:
13  *
14  * The above copyright notice and this permission notice shall be included in
15  * all copies or substantial portions of the Software.
16  *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
23  * THE SOFTWARE.
24  */
25 
26 #ifndef QEMU_OS_POSIX_H
27 #define QEMU_OS_POSIX_H
28 
29 #include <sys/time.h>
30 
31 void os_set_line_buffering(void);
32 void os_set_proc_name(const char *s);
33 void os_setup_signal_handling(void);
34 void os_daemonize(void);
35 void os_setup_post(void);
36 int os_mlock(void);
37 
38 typedef struct timeval qemu_timeval;
39 #define qemu_gettimeofday(tp) gettimeofday(tp, NULL)
40 
41 #ifndef CONFIG_UTIMENSAT
42 #ifndef UTIME_NOW
43 # define UTIME_NOW     ((1l << 30) - 1l)
44 #endif
45 #ifndef UTIME_OMIT
46 # define UTIME_OMIT    ((1l << 30) - 2l)
47 #endif
48 #endif
49 typedef struct timespec qemu_timespec;
50 int qemu_utimens(const char *path, const qemu_timespec *times);
51 
52 bool is_daemonized(void);
53 
54 #endif
55