]> Git Repo - qemu.git/blob - qemu-tool.c
Introduce contexts for asynchronous callbacks
[qemu.git] / qemu-tool.c
1 /*
2  * Compatibility for qemu-img/qemu-nbd
3  *
4  * Copyright IBM, Corp. 2008
5  *
6  * Authors:
7  *  Anthony Liguori   <[email protected]>
8  *
9  * This work is licensed under the terms of the GNU GPL, version 2.  See
10  * the COPYING file in the top-level directory.
11  *
12  */
13
14 #include "qemu-common.h"
15 #include "monitor.h"
16 #include "sysemu.h"
17 #include "qemu-timer.h"
18 #include "qemu-log.h"
19
20 #include <sys/time.h>
21
22 QEMUClock *rt_clock;
23
24 FILE *logfile;
25
26 struct QEMUBH
27 {
28     QEMUBHFunc *cb;
29     void *opaque;
30 };
31
32 void qemu_service_io(void)
33 {
34 }
35
36 Monitor *cur_mon;
37
38 void monitor_printf(Monitor *mon, const char *fmt, ...)
39 {
40 }
41
42 void monitor_print_filename(Monitor *mon, const char *filename)
43 {
44 }
45
46 void async_context_push(void)
47 {
48 }
49
50 void async_context_pop(void)
51 {
52 }
53
54 int get_async_context_id(void)
55 {
56     return 0;
57 }
58
59 QEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque)
60 {
61     QEMUBH *bh;
62
63     bh = qemu_malloc(sizeof(*bh));
64     bh->cb = cb;
65     bh->opaque = opaque;
66
67     return bh;
68 }
69
70 int qemu_bh_poll(void)
71 {
72     return 0;
73 }
74
75 void qemu_bh_schedule(QEMUBH *bh)
76 {
77     bh->cb(bh->opaque);
78 }
79
80 void qemu_bh_cancel(QEMUBH *bh)
81 {
82 }
83
84 void qemu_bh_delete(QEMUBH *bh)
85 {
86     qemu_free(bh);
87 }
88
89 int qemu_set_fd_handler2(int fd,
90                          IOCanRWHandler *fd_read_poll,
91                          IOHandler *fd_read,
92                          IOHandler *fd_write,
93                          void *opaque)
94 {
95     return 0;
96 }
97
98 int64_t qemu_get_clock(QEMUClock *clock)
99 {
100     qemu_timeval tv;
101     qemu_gettimeofday(&tv);
102     return (tv.tv_sec * 1000000000LL + (tv.tv_usec * 1000)) / 1000000;
103 }
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