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Auto merge of #58953 - jethrogb:jb/unify-ffi, r=alexcrichton
Unify OsString/OsStr for byte-based implementations As requested in #57860 r? @joshtriplett
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Original file line number | Diff line number | Diff line change |
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@@ -1,55 +1,38 @@ | ||
//! Redox-specific extension to the primitives in the `std::ffi` module. | ||
//! | ||
//! # Examples | ||
//! | ||
//! ``` | ||
//! use std::ffi::OsString; | ||
//! use std::os::redox::ffi::OsStringExt; | ||
//! | ||
//! let bytes = b"foo".to_vec(); | ||
//! | ||
//! // OsStringExt::from_vec | ||
//! let os_string = OsString::from_vec(bytes); | ||
//! assert_eq!(os_string.to_str(), Some("foo")); | ||
//! | ||
//! // OsStringExt::into_vec | ||
//! let bytes = os_string.into_vec(); | ||
//! assert_eq!(bytes, b"foo"); | ||
//! ``` | ||
//! | ||
//! ``` | ||
//! use std::ffi::OsStr; | ||
//! use std::os::redox::ffi::OsStrExt; | ||
//! | ||
//! let bytes = b"foo"; | ||
//! | ||
//! // OsStrExt::from_bytes | ||
//! let os_str = OsStr::from_bytes(bytes); | ||
//! assert_eq!(os_str.to_str(), Some("foo")); | ||
//! | ||
//! // OsStrExt::as_bytes | ||
//! let bytes = os_str.as_bytes(); | ||
//! assert_eq!(bytes, b"foo"); | ||
//! ``` | ||
#![stable(feature = "rust1", since = "1.0.0")] | ||
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use crate::ffi::{OsStr, OsString}; | ||
use crate::mem; | ||
use crate::sys::os_str::Buf; | ||
use crate::sys_common::{FromInner, IntoInner, AsInner}; | ||
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/// Redox-specific extensions to [`OsString`]. | ||
/// | ||
/// [`OsString`]: ../../../../std/ffi/struct.OsString.html | ||
#[stable(feature = "rust1", since = "1.0.0")] | ||
pub trait OsStringExt { | ||
/// Creates an `OsString` from a byte vector. | ||
#[stable(feature = "rust1", since = "1.0.0")] | ||
fn from_vec(vec: Vec<u8>) -> Self; | ||
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/// Yields the underlying byte vector of this `OsString`. | ||
#[stable(feature = "rust1", since = "1.0.0")] | ||
fn into_vec(self) -> Vec<u8>; | ||
} | ||
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#[stable(feature = "rust1", since = "1.0.0")] | ||
impl OsStringExt for OsString { | ||
fn from_vec(vec: Vec<u8>) -> OsString { | ||
FromInner::from_inner(Buf { inner: vec }) | ||
} | ||
fn into_vec(self) -> Vec<u8> { | ||
self.into_inner().inner | ||
} | ||
} | ||
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/// Redox-specific extensions to [`OsStr`]. | ||
/// | ||
/// [`OsStr`]: ../../../../std/ffi/struct.OsStr.html | ||
#[stable(feature = "rust1", since = "1.0.0")] | ||
pub trait OsStrExt { | ||
#[stable(feature = "rust1", since = "1.0.0")] | ||
fn from_bytes(slice: &[u8]) -> &Self; | ||
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/// Gets the underlying byte view of the `OsStr` slice. | ||
#[stable(feature = "rust1", since = "1.0.0")] | ||
fn as_bytes(&self) -> &[u8]; | ||
} | ||
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#[stable(feature = "rust1", since = "1.0.0")] | ||
impl OsStrExt for OsStr { | ||
fn from_bytes(slice: &[u8]) -> &OsStr { | ||
unsafe { mem::transmute(slice) } | ||
} | ||
fn as_bytes(&self) -> &[u8] { | ||
&self.as_inner().inner | ||
} | ||
} | ||
pub use crate::sys_common::os_str_bytes::*; |
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -1,109 +1,38 @@ | ||
//! SGX-specific extension to the primitives in the `std::ffi` module | ||
//! | ||
//! # Examples | ||
//! | ||
//! ``` | ||
//! use std::ffi::OsString; | ||
//! use std::os::fortanix_sgx::ffi::OsStringExt; | ||
//! | ||
//! let bytes = b"foo".to_vec(); | ||
//! | ||
//! // OsStringExt::from_vec | ||
//! let os_string = OsString::from_vec(bytes); | ||
//! assert_eq!(os_string.to_str(), Some("foo")); | ||
//! | ||
//! // OsStringExt::into_vec | ||
//! let bytes = os_string.into_vec(); | ||
//! assert_eq!(bytes, b"foo"); | ||
//! ``` | ||
//! | ||
//! ``` | ||
//! use std::ffi::OsStr; | ||
//! use std::os::fortanix_sgx::ffi::OsStrExt; | ||
//! | ||
//! let bytes = b"foo"; | ||
//! | ||
//! // OsStrExt::from_bytes | ||
//! let os_str = OsStr::from_bytes(bytes); | ||
//! assert_eq!(os_str.to_str(), Some("foo")); | ||
//! | ||
//! // OsStrExt::as_bytes | ||
//! let bytes = os_str.as_bytes(); | ||
//! assert_eq!(bytes, b"foo"); | ||
//! ``` | ||
#![unstable(feature = "sgx_platform", issue = "56975")] | ||
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use crate::ffi::{OsStr, OsString}; | ||
use crate::mem; | ||
use crate::sys::os_str::Buf; | ||
use crate::sys_common::{FromInner, IntoInner, AsInner}; | ||
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/// SGX-specific extensions to [`OsString`]. | ||
/// | ||
/// [`OsString`]: ../../../../std/ffi/struct.OsString.html | ||
#[unstable(feature = "sgx_platform", issue = "56975")] | ||
pub trait OsStringExt { | ||
/// Creates an [`OsString`] from a byte vector. | ||
/// | ||
/// # Examples | ||
/// | ||
/// ``` | ||
/// use std::ffi::OsString; | ||
/// use std::os::unix::ffi::OsStringExt; | ||
/// | ||
/// let bytes = b"foo".to_vec(); | ||
/// let os_string = OsString::from_vec(bytes); | ||
/// assert_eq!(os_string.to_str(), Some("foo")); | ||
/// ``` | ||
/// | ||
/// [`OsString`]: ../../../ffi/struct.OsString.html | ||
#[unstable(feature = "sgx_platform", issue = "56975")] | ||
fn from_vec(vec: Vec<u8>) -> Self; | ||
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/// Yields the underlying byte vector of this [`OsString`]. | ||
/// | ||
/// # Examples | ||
/// | ||
/// ``` | ||
/// use std::ffi::OsString; | ||
/// use std::os::unix::ffi::OsStringExt; | ||
/// | ||
/// let mut os_string = OsString::new(); | ||
/// os_string.push("foo"); | ||
/// let bytes = os_string.into_vec(); | ||
/// assert_eq!(bytes, b"foo"); | ||
/// ``` | ||
/// | ||
/// [`OsString`]: ../../../ffi/struct.OsString.html | ||
#[unstable(feature = "sgx_platform", issue = "56975")] | ||
fn into_vec(self) -> Vec<u8>; | ||
} | ||
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#[unstable(feature = "sgx_platform", issue = "56975")] | ||
impl OsStringExt for OsString { | ||
fn from_vec(vec: Vec<u8>) -> OsString { | ||
FromInner::from_inner(Buf { inner: vec }) | ||
} | ||
fn into_vec(self) -> Vec<u8> { | ||
self.into_inner().inner | ||
} | ||
} | ||
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/// SGX-specific extensions to [`OsStr`]. | ||
/// | ||
/// [`OsStr`]: ../../../../std/ffi/struct.OsStr.html | ||
#[unstable(feature = "sgx_platform", issue = "56975")] | ||
pub trait OsStrExt { | ||
#[unstable(feature = "sgx_platform", issue = "56975")] | ||
/// Creates an [`OsStr`] from a byte slice. | ||
/// | ||
/// # Examples | ||
/// | ||
/// ``` | ||
/// use std::ffi::OsStr; | ||
/// use std::os::unix::ffi::OsStrExt; | ||
/// | ||
/// let bytes = b"foo"; | ||
/// let os_str = OsStr::from_bytes(bytes); | ||
/// assert_eq!(os_str.to_str(), Some("foo")); | ||
/// ``` | ||
/// | ||
/// [`OsStr`]: ../../../ffi/struct.OsStr.html | ||
fn from_bytes(slice: &[u8]) -> &Self; | ||
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/// Gets the underlying byte view of the [`OsStr`] slice. | ||
/// | ||
/// # Examples | ||
/// | ||
/// ``` | ||
/// use std::ffi::OsStr; | ||
/// use std::os::unix::ffi::OsStrExt; | ||
/// | ||
/// let mut os_str = OsStr::new("foo"); | ||
/// let bytes = os_str.as_bytes(); | ||
/// assert_eq!(bytes, b"foo"); | ||
/// ``` | ||
/// | ||
/// [`OsStr`]: ../../../ffi/struct.OsStr.html | ||
#[unstable(feature = "sgx_platform", issue = "56975")] | ||
fn as_bytes(&self) -> &[u8]; | ||
} | ||
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#[unstable(feature = "sgx_platform", issue = "56975")] | ||
impl OsStrExt for OsStr { | ||
fn from_bytes(slice: &[u8]) -> &OsStr { | ||
unsafe { mem::transmute(slice) } | ||
} | ||
fn as_bytes(&self) -> &[u8] { | ||
&self.as_inner().inner | ||
} | ||
} | ||
pub use crate::sys_common::os_str_bytes::*; |
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