implement get_time for windows

1 files changed, 17 insertions, 0 deletions

diff --git a/qstd/plat.c b/qstd/plat.c
index 15e0265..b34e8cb 100644
--- a/qstd/plat.c
+++ b/qstd/plat.c
@@ -186,5 +186,22 @@ void pbreak(int code) {
 #endif
 }
 
+uint64_t timer_freq;
+int timer_init = 0;
+
+void init_timer(void) {
+	LARGE_INTEGER f;
+	QueryPerformanceFrequency(&f);
+	timer_freq = (uint64_t)f.QuadPart;
+	timer_init = 1;
+}
+
+uint64_t get_time(void) {
+	if (!timer_init)
+		init_timer();
+	LARGE_INTEGER ticks;
+	QueryPerformanceCounter(&ticks);
+	return (uint64_t)ticks.QuadPart * 1000000000 / timer_freq;
+}
 
 #endif