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Diffstat (limited to 'qemu-timer.c')
-rw-r--r--qemu-timer.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/qemu-timer.c b/qemu-timer.c
index be29adf9eb..120d58fb2a 100644
--- a/qemu-timer.c
+++ b/qemu-timer.c
@@ -37,6 +37,10 @@
#include <mmsystem.h>
#endif
+#ifdef CONFIG_PPOLL
+#include <poll.h>
+#endif
+
/***********************************************************/
/* timers */
@@ -323,6 +327,26 @@ int qemu_timeout_ns_to_ms(int64_t ns)
}
+/* qemu implementation of g_poll which uses a nanosecond timeout but is
+ * otherwise identical to g_poll
+ */
+int qemu_poll_ns(GPollFD *fds, guint nfds, int64_t timeout)
+{
+#ifdef CONFIG_PPOLL
+ if (timeout < 0) {
+ return ppoll((struct pollfd *)fds, nfds, NULL, NULL);
+ } else {
+ struct timespec ts;
+ ts.tv_sec = timeout / 1000000000LL;
+ ts.tv_nsec = timeout % 1000000000LL;
+ return ppoll((struct pollfd *)fds, nfds, &ts, NULL);
+ }
+#else
+ return g_poll(fds, nfds, qemu_timeout_ns_to_ms(timeout));
+#endif
+}
+
+
QEMUTimer *qemu_new_timer(QEMUClock *clock, int scale,
QEMUTimerCB *cb, void *opaque)
{