Import mio-0.7.3

Test: None
Change-Id: I7df903972aaf06adb1ecb20a63793fcf128edb8f

1 files changed, 39 insertions, 0 deletions

diff --git a/src/sys/windows/io_status_block.rs b/src/sys/windows/io_status_block.rs
new file mode 100644
index 0000000..db6729c
--- /dev/null
+++ b/src/sys/windows/io_status_block.rs
@@ -0,0 +1,39 @@
+use ntapi::ntioapi::IO_STATUS_BLOCK;
+use std::fmt;
+use std::ops::{Deref, DerefMut};
+
+pub struct IoStatusBlock(IO_STATUS_BLOCK);
+
+cfg_net! {
+    use ntapi::ntioapi::IO_STATUS_BLOCK_u;
+
+    impl IoStatusBlock {
+        pub fn zeroed() -> Self {
+            Self(IO_STATUS_BLOCK {
+                u: IO_STATUS_BLOCK_u { Status: 0 },
+                Information: 0,
+            })
+        }
+    }
+}
+
+unsafe impl Send for IoStatusBlock {}
+
+impl Deref for IoStatusBlock {
+    type Target = IO_STATUS_BLOCK;
+    fn deref(&self) -> &Self::Target {
+        &self.0
+    }
+}
+
+impl DerefMut for IoStatusBlock {
+    fn deref_mut(&mut self) -> &mut Self::Target {
+        &mut self.0
+    }
+}
+
+impl fmt::Debug for IoStatusBlock {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        f.debug_struct("IoStatusBlock").finish()
+    }
+}