1 files changed, 20 insertions, 0 deletions
diff --git a/third_party/rust/mach/src/mach_time.rs b/third_party/rust/mach/src/mach_time.rs
new file mode 100644
index 0000000000..9011c0c0af
--- /dev/null
+++ b/third_party/rust/mach/src/mach_time.rs
@@ -0,0 +1,20 @@
+//! This module corresponds to `mach/mach_time.h`
+use kern_return::kern_return_t;
+pub type mach_timebase_info_t = *mut mach_timebase_info;
+pub type mach_timebase_info_data_t = mach_timebase_info;
+
+#[repr(C)]
+#[derive(Copy, Clone, Debug, Default, Hash, PartialOrd, PartialEq, Eq, Ord)]
+pub struct mach_timebase_info {
+    pub numer: u32,
+    pub denom: u32,
+}
+
+extern "C" {
+    pub fn mach_timebase_info(info: mach_timebase_info_t) -> kern_return_t;
+    pub fn mach_wait_until(deadline: u64) -> kern_return_t;
+    pub fn mach_absolute_time() -> u64;
+    pub fn mach_approximate_time() -> u64;
+    pub fn mach_continuous_time() -> u64;
+    pub fn mach_continuous_approximate_time() -> u64;
+}