1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58
// Copyright 2015 The Rust Project Developers. See the COPYRIGHT // file at the top-level directory of this distribution and at // http://rust-lang.org/COPYRIGHT. // // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your // option. This file may not be copied, modified, or distributed // except according to those terms. //! Windows-specific extensions to the primitives in the `std::ffi` module. #![stable(feature = "rust1", since = "1.0.0")] use ffi::{OsString, OsStr}; use sys::os_str::Buf; use sys_common::wtf8::Wtf8Buf; use sys_common::{FromInner, AsInner}; pub use sys_common::wtf8::EncodeWide; /// Windows-specific extensions to `OsString`. #[stable(feature = "rust1", since = "1.0.0")] pub trait OsStringExt { /// Creates an `OsString` from a potentially ill-formed UTF-16 slice of /// 16-bit code units. /// /// This is lossless: calling `.encode_wide()` on the resulting string /// will always return the original code units. #[stable(feature = "rust1", since = "1.0.0")] fn from_wide(wide: &[u16]) -> Self; } #[stable(feature = "rust1", since = "1.0.0")] impl OsStringExt for OsString { fn from_wide(wide: &[u16]) -> OsString { FromInner::from_inner(Buf { inner: Wtf8Buf::from_wide(wide) }) } } /// Windows-specific extensions to `OsStr`. #[stable(feature = "rust1", since = "1.0.0")] pub trait OsStrExt { /// Re-encodes an `OsStr` as a wide character sequence, /// i.e. potentially ill-formed UTF-16. /// /// This is lossless. Note that the encoding does not include a final /// null. #[stable(feature = "rust1", since = "1.0.0")] fn encode_wide(&self) -> EncodeWide; } #[stable(feature = "rust1", since = "1.0.0")] impl OsStrExt for OsStr { fn encode_wide(&self) -> EncodeWide { self.as_inner().inner.encode_wide() } }