oss: poll mode handling
[qemu/lumag.git] / qemu-tool.c
blobba24aa2a1396500affee35695f931ebb27adee0b
1 /*
2 * Compatibility for qemu-img/qemu-nbd
4 * Copyright IBM, Corp. 2008
6 * Authors:
7 * Anthony Liguori <aliguori@us.ibm.com>
9 * This work is licensed under the terms of the GNU GPL, version 2. See
10 * the COPYING file in the top-level directory.
14 #include "qemu-common.h"
15 #include "monitor.h"
16 #include "sysemu.h"
17 #include "qemu-timer.h"
18 #include "qemu-log.h"
20 #include <sys/time.h>
22 QEMUClock *rt_clock;
24 FILE *logfile;
26 struct QEMUBH
28 QEMUBHFunc *cb;
29 void *opaque;
32 void qemu_service_io(void)
36 Monitor *cur_mon;
38 void monitor_printf(Monitor *mon, const char *fmt, ...)
42 void monitor_print_filename(Monitor *mon, const char *filename)
46 QEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque)
48 QEMUBH *bh;
50 bh = qemu_malloc(sizeof(*bh));
51 bh->cb = cb;
52 bh->opaque = opaque;
54 return bh;
57 int qemu_bh_poll(void)
59 return 0;
62 void qemu_bh_schedule(QEMUBH *bh)
64 bh->cb(bh->opaque);
67 void qemu_bh_cancel(QEMUBH *bh)
71 void qemu_bh_delete(QEMUBH *bh)
73 qemu_free(bh);
76 int qemu_set_fd_handler2(int fd,
77 IOCanRWHandler *fd_read_poll,
78 IOHandler *fd_read,
79 IOHandler *fd_write,
80 void *opaque)
82 return 0;
85 int64_t qemu_get_clock(QEMUClock *clock)
87 qemu_timeval tv;
88 qemu_gettimeofday(&tv);
89 return (tv.tv_sec * 1000000000LL + (tv.tv_usec * 1000)) / 1000000;