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// 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)]
use std::os::raw;
pub type wchar_t = u16;
pub use crate::windows_sys::{FILETIME, GUID, HRESULT, SAFEARRAY, SAFEARRAYBOUND};
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::winapi::GUID = $crate::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::winapi::Interface for $interface {
#[inline]
fn uuidof() -> $crate::winapi::GUID {
$crate::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,
}}
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