Windows Kernel-Mode library

1 files changed, 26 insertions, 0 deletions

diff --git a/src/time.rs b/src/time.rs
new file mode 100644
index 0000000..b4d0e99
--- /dev/null
+++ b/src/time.rs
@@ -0,0 +1,26 @@
+//! NT Time routines.
+
+/// System time is a count of 100-nanosecond intervals since January 1, 1601.
+pub type SYSTEMTIME = i64;
+
+extern "system"
+{
+	fn KeQuerySystemTime(CurrentTime: *mut SYSTEMTIME);
+	fn KeQueryTickCount(TickCount: *mut i64);
+	/// Converts a GMT system time value to the local system time for the current time zone.
+	pub fn ExSystemTimeToLocalTime(SystemTime: *const SYSTEMTIME, LocalTime: *mut SYSTEMTIME);
+}
+
+/// Obtains the current system time.
+pub fn QuerySystemTime() -> SYSTEMTIME {
+	let mut t = 0i64;
+	unsafe { KeQuerySystemTime(&mut t) };
+	return t;
+}
+
+/// A count of the interval timer interrupts that have occurred since the system was booted.
+pub fn QueryTickCount() -> i64 {
+	let mut t = 0i64;
+	unsafe { KeQueryTickCount(&mut t) };
+	return t;
+}