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1 | 1 | //! SGX-specific extension to the primitives in the `std::ffi` module |
| 2 | +//! |
| 3 | +//! # Examples |
| 4 | +//! |
| 5 | +//! ``` |
| 6 | +//! use std::ffi::OsString; |
| 7 | +//! use std::os::fortanix_sgx::ffi::OsStringExt; |
| 8 | +//! |
| 9 | +//! let bytes = b"foo".to_vec(); |
| 10 | +//! |
| 11 | +//! // OsStringExt::from_vec |
| 12 | +//! let os_string = OsString::from_vec(bytes); |
| 13 | +//! assert_eq!(os_string.to_str(), Some("foo")); |
| 14 | +//! |
| 15 | +//! // OsStringExt::into_vec |
| 16 | +//! let bytes = os_string.into_vec(); |
| 17 | +//! assert_eq!(bytes, b"foo"); |
| 18 | +//! ``` |
| 19 | +//! |
| 20 | +//! ``` |
| 21 | +//! use std::ffi::OsStr; |
| 22 | +//! use std::os::fortanix_sgx::ffi::OsStrExt; |
| 23 | +//! |
| 24 | +//! let bytes = b"foo"; |
| 25 | +//! |
| 26 | +//! // OsStrExt::from_bytes |
| 27 | +//! let os_str = OsStr::from_bytes(bytes); |
| 28 | +//! assert_eq!(os_str.to_str(), Some("foo")); |
| 29 | +//! |
| 30 | +//! // OsStrExt::as_bytes |
| 31 | +//! let bytes = os_str.as_bytes(); |
| 32 | +//! assert_eq!(bytes, b"foo"); |
| 33 | +//! ``` |
2 | 34 |
|
3 | 35 | #![unstable(feature = "sgx_platform", issue = "56975")] |
4 | 36 |
|
5 | | -use crate::ffi::{OsStr, OsString}; |
6 | | -use crate::mem; |
7 | | -use crate::sys::os_str::Buf; |
8 | | -use crate::sys_common::{FromInner, IntoInner, AsInner}; |
9 | | - |
10 | | -/// SGX-specific extensions to [`OsString`]. |
11 | | -/// |
12 | | -/// [`OsString`]: ../../../../std/ffi/struct.OsString.html |
13 | | -#[unstable(feature = "sgx_platform", issue = "56975")] |
14 | | -pub trait OsStringExt { |
15 | | - /// Creates an [`OsString`] from a byte vector. |
16 | | - /// |
17 | | - /// # Examples |
18 | | - /// |
19 | | - /// ``` |
20 | | - /// use std::ffi::OsString; |
21 | | - /// use std::os::unix::ffi::OsStringExt; |
22 | | - /// |
23 | | - /// let bytes = b"foo".to_vec(); |
24 | | - /// let os_string = OsString::from_vec(bytes); |
25 | | - /// assert_eq!(os_string.to_str(), Some("foo")); |
26 | | - /// ``` |
27 | | - /// |
28 | | - /// [`OsString`]: ../../../ffi/struct.OsString.html |
29 | | - #[unstable(feature = "sgx_platform", issue = "56975")] |
30 | | - fn from_vec(vec: Vec<u8>) -> Self; |
31 | | - |
32 | | - /// Yields the underlying byte vector of this [`OsString`]. |
33 | | - /// |
34 | | - /// # Examples |
35 | | - /// |
36 | | - /// ``` |
37 | | - /// use std::ffi::OsString; |
38 | | - /// use std::os::unix::ffi::OsStringExt; |
39 | | - /// |
40 | | - /// let mut os_string = OsString::new(); |
41 | | - /// os_string.push("foo"); |
42 | | - /// let bytes = os_string.into_vec(); |
43 | | - /// assert_eq!(bytes, b"foo"); |
44 | | - /// ``` |
45 | | - /// |
46 | | - /// [`OsString`]: ../../../ffi/struct.OsString.html |
47 | | - #[unstable(feature = "sgx_platform", issue = "56975")] |
48 | | - fn into_vec(self) -> Vec<u8>; |
49 | | -} |
50 | | - |
51 | | -#[unstable(feature = "sgx_platform", issue = "56975")] |
52 | | -impl OsStringExt for OsString { |
53 | | - fn from_vec(vec: Vec<u8>) -> OsString { |
54 | | - FromInner::from_inner(Buf { inner: vec }) |
55 | | - } |
56 | | - fn into_vec(self) -> Vec<u8> { |
57 | | - self.into_inner().inner |
58 | | - } |
59 | | -} |
60 | | - |
61 | | -/// SGX-specific extensions to [`OsStr`]. |
62 | | -/// |
63 | | -/// [`OsStr`]: ../../../../std/ffi/struct.OsStr.html |
64 | | -#[unstable(feature = "sgx_platform", issue = "56975")] |
65 | | -pub trait OsStrExt { |
66 | | - #[unstable(feature = "sgx_platform", issue = "56975")] |
67 | | - /// Creates an [`OsStr`] from a byte slice. |
68 | | - /// |
69 | | - /// # Examples |
70 | | - /// |
71 | | - /// ``` |
72 | | - /// use std::ffi::OsStr; |
73 | | - /// use std::os::unix::ffi::OsStrExt; |
74 | | - /// |
75 | | - /// let bytes = b"foo"; |
76 | | - /// let os_str = OsStr::from_bytes(bytes); |
77 | | - /// assert_eq!(os_str.to_str(), Some("foo")); |
78 | | - /// ``` |
79 | | - /// |
80 | | - /// [`OsStr`]: ../../../ffi/struct.OsStr.html |
81 | | - fn from_bytes(slice: &[u8]) -> &Self; |
82 | | - |
83 | | - /// Gets the underlying byte view of the [`OsStr`] slice. |
84 | | - /// |
85 | | - /// # Examples |
86 | | - /// |
87 | | - /// ``` |
88 | | - /// use std::ffi::OsStr; |
89 | | - /// use std::os::unix::ffi::OsStrExt; |
90 | | - /// |
91 | | - /// let mut os_str = OsStr::new("foo"); |
92 | | - /// let bytes = os_str.as_bytes(); |
93 | | - /// assert_eq!(bytes, b"foo"); |
94 | | - /// ``` |
95 | | - /// |
96 | | - /// [`OsStr`]: ../../../ffi/struct.OsStr.html |
97 | | - #[unstable(feature = "sgx_platform", issue = "56975")] |
98 | | - fn as_bytes(&self) -> &[u8]; |
99 | | -} |
100 | | - |
101 | 37 | #[unstable(feature = "sgx_platform", issue = "56975")] |
102 | | -impl OsStrExt for OsStr { |
103 | | - fn from_bytes(slice: &[u8]) -> &OsStr { |
104 | | - unsafe { mem::transmute(slice) } |
105 | | - } |
106 | | - fn as_bytes(&self) -> &[u8] { |
107 | | - &self.as_inner().inner |
108 | | - } |
109 | | -} |
| 38 | +pub use crate::sys_common::os_str_bytes::*; |
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