use super::*;
use ::windows::core::HRESULT;
use ::windows::Win32::Foundation::NTSTATUS;
pub use ::windows::core::Result as WindowsResult;
macro_rules! impl_int {
($t:ty) => {
impl LastError for $t {
type Output = $t;
fn last_error(self) -> IoResult<$t> {
if self == 0 {
Err(IoError::last_os_error())
} else {
Ok(self)
}
}
}
};
}
impl_int!(u8);
impl_int!(i32);
impl_int!(u32);
pub trait AsHResult {
fn as_hresult(self) -> WindowsResult<()>;
}
impl AsHResult for HRESULT {
fn as_hresult(self) -> WindowsResult<()> {
self.ok()
}
}
impl AsHResult for i32 {
fn as_hresult(self) -> WindowsResult<()> {
HRESULT(self).as_hresult()
}
}
pub trait NtStatusResult {
fn ntstatus_result(self) -> WindowsResult<()>;
}
impl NtStatusResult for NTSTATUS {
fn ntstatus_result(self) -> WindowsResult<()> {
self.to_hresult().ok()
}
}
impl NtStatusResult for i32 {
fn ntstatus_result(self) -> WindowsResult<()> {
NTSTATUS(self).ntstatus_result()
}
}