1 files changed, 146 insertions, 0 deletions
diff --git a/third_party/rust/cc/src/windows/winapi.rs b/third_party/rust/cc/src/windows/winapi.rs
new file mode 100644
index 0000000000..09965daa89
--- /dev/null
+++ b/third_party/rust/cc/src/windows/winapi.rs
@@ -0,0 +1,146 @@
+// Copyright © 2015-2017 winapi-rs developers
+// Licensed under the Apache License, Version 2.0
+// <LICENSE-APACHE or https://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your option.
+// All files in the project carrying such notice may not be copied, modified, or distributed
+// except according to those terms.
+
+#![allow(bad_style, clippy::upper_case_acronyms)]
+
+use std::os::raw;
+
+pub type wchar_t = u16;
+
+pub use crate::windows::windows_sys::{FILETIME, GUID, HRESULT, SAFEARRAY};
+
+pub type REFIID = *const IID;
+pub type IID = GUID;
+pub type ULONG = raw::c_ulong;
+pub type DWORD = u32;
+pub type LPFILETIME = *mut FILETIME;
+pub type OLECHAR = WCHAR;
+pub type WCHAR = wchar_t;
+pub type LPCOLESTR = *const OLECHAR;
+pub type LCID = DWORD;
+pub type LPCWSTR = *const WCHAR;
+pub type PULONGLONG = *mut ULONGLONG;
+pub type ULONGLONG = u64;
+
+pub trait Interface {
+    fn uuidof() -> GUID;
+}
+
+pub type LPSAFEARRAY = *mut SAFEARRAY;
+
+macro_rules! DEFINE_GUID {
+    (
+        $name:ident, $l:expr, $w1:expr, $w2:expr,
+        $b1:expr, $b2:expr, $b3:expr, $b4:expr, $b5:expr, $b6:expr, $b7:expr, $b8:expr
+    ) => {
+        pub const $name: $crate::windows::winapi::GUID = $crate::windows::winapi::GUID {
+            data1: $l,
+            data2: $w1,
+            data3: $w2,
+            data4: [$b1, $b2, $b3, $b4, $b5, $b6, $b7, $b8],
+        };
+    };
+}
+
+macro_rules! RIDL {
+    (#[uuid($($uuid:expr),+)]
+    interface $interface:ident ($vtbl:ident) {$(
+        fn $method:ident($($p:ident : $t:ty,)*) -> $rtr:ty,
+    )+}) => (
+        #[repr(C)]
+        pub struct $vtbl {
+            $(pub $method: unsafe extern "system" fn(
+                This: *mut $interface,
+                $($p: $t),*
+            ) -> $rtr,)+
+        }
+        #[repr(C)]
+        pub struct $interface {
+            pub lpVtbl: *const $vtbl,
+        }
+        RIDL!{@impl $interface {$(fn $method($($p: $t,)*) -> $rtr,)+}}
+        RIDL!{@uuid $interface $($uuid),+}
+    );
+    (#[uuid($($uuid:expr),+)]
+    interface $interface:ident ($vtbl:ident) : $pinterface:ident ($pvtbl:ident) {
+    }) => (
+        #[repr(C)]
+        pub struct $vtbl {
+            pub parent: $pvtbl,
+        }
+        #[repr(C)]
+        pub struct $interface {
+            pub lpVtbl: *const $vtbl,
+        }
+        RIDL!{@deref $interface $pinterface}
+        RIDL!{@uuid $interface $($uuid),+}
+    );
+    (#[uuid($($uuid:expr),+)]
+    interface $interface:ident ($vtbl:ident) : $pinterface:ident ($pvtbl:ident) {$(
+        fn $method:ident($($p:ident : $t:ty,)*) -> $rtr:ty,
+    )+}) => (
+        #[repr(C)]
+        pub struct $vtbl {
+            pub parent: $pvtbl,
+            $(pub $method: unsafe extern "system" fn(
+                This: *mut $interface,
+                $($p: $t,)*
+            ) -> $rtr,)+
+        }
+        #[repr(C)]
+        pub struct $interface {
+            pub lpVtbl: *const $vtbl,
+        }
+        RIDL!{@impl $interface {$(fn $method($($p: $t,)*) -> $rtr,)+}}
+        RIDL!{@deref $interface $pinterface}
+        RIDL!{@uuid $interface $($uuid),+}
+    );
+    (@deref $interface:ident $pinterface:ident) => (
+        impl ::std::ops::Deref for $interface {
+            type Target = $pinterface;
+            #[inline]
+            fn deref(&self) -> &$pinterface {
+                unsafe { &*(self as *const $interface as *const $pinterface) }
+            }
+        }
+    );
+    (@impl $interface:ident {$(
+        fn $method:ident($($p:ident : $t:ty,)*) -> $rtr:ty,
+    )+}) => (
+        impl $interface {
+            $(#[inline] pub unsafe fn $method(&self, $($p: $t,)*) -> $rtr {
+                ((*self.lpVtbl).$method)(self as *const _ as *mut _, $($p,)*)
+            })+
+        }
+    );
+    (@uuid $interface:ident
+        $l:expr, $w1:expr, $w2:expr,
+        $b1:expr, $b2:expr, $b3:expr, $b4:expr, $b5:expr, $b6:expr, $b7:expr, $b8:expr
+    ) => (
+        impl $crate::windows::winapi::Interface for $interface {
+            #[inline]
+            fn uuidof() -> $crate::windows::winapi::GUID {
+                $crate::windows::winapi::GUID {
+                    data1: $l,
+                    data2: $w1,
+                    data3: $w2,
+                    data4: [$b1, $b2, $b3, $b4, $b5, $b6, $b7, $b8],
+                }
+            }
+        }
+    );
+}
+
+RIDL! {#[uuid(0x00000000, 0x0000, 0x0000, 0xc0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x46)]
+interface IUnknown(IUnknownVtbl) {
+    fn QueryInterface(
+        riid: REFIID,
+        ppvObject: *mut *mut raw::c_void,
+    ) -> HRESULT,
+    fn AddRef() -> ULONG,
+    fn Release() -> ULONG,
+}}