From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:02:58 +0200
Subject: Adding upstream version 1.64.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 vendor/miow/src/lib.rs | 54 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)
 create mode 100644 vendor/miow/src/lib.rs

(limited to 'vendor/miow/src/lib.rs')

diff --git a/vendor/miow/src/lib.rs b/vendor/miow/src/lib.rs
new file mode 100644
index 000000000..815537fe7
--- /dev/null
+++ b/vendor/miow/src/lib.rs
@@ -0,0 +1,54 @@
+//! A zero overhead Windows I/O library
+
+#![cfg(windows)]
+#![deny(missing_docs)]
+#![allow(bad_style)]
+#![doc(html_root_url = "https://docs.rs/miow/0.3/x86_64-pc-windows-msvc/")]
+
+use std::cmp;
+use std::io;
+use std::time::Duration;
+
+use windows_sys::Win32::Foundation::*;
+use windows_sys::Win32::System::WindowsProgramming::*;
+
+#[cfg(test)]
+macro_rules! t {
+    ($e:expr) => {
+        match $e {
+            Ok(e) => e,
+            Err(e) => panic!("{} failed with {:?}", stringify!($e), e),
+        }
+    };
+}
+
+mod handle;
+mod overlapped;
+
+pub mod iocp;
+pub mod net;
+pub mod pipe;
+
+pub use crate::overlapped::Overlapped;
+pub(crate) const TRUE: BOOL = 1;
+pub(crate) const FALSE: BOOL = 0;
+
+fn cvt(i: BOOL) -> io::Result<BOOL> {
+    if i == 0 {
+        Err(io::Error::last_os_error())
+    } else {
+        Ok(i)
+    }
+}
+
+fn dur2ms(dur: Option<Duration>) -> u32 {
+    let dur = match dur {
+        Some(dur) => dur,
+        None => return INFINITE,
+    };
+    let ms = dur.as_secs().checked_mul(1_000);
+    let ms_extra = dur.subsec_nanos() / 1_000_000;
+    ms.and_then(|ms| ms.checked_add(ms_extra as u64))
+        .map(|ms| cmp::min(u32::max_value() as u64, ms) as u32)
+        .unwrap_or(INFINITE - 1)
+}
-- 
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