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inout: add InOut::into_out and InOutBufReserved::into_out #1132

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Merged
newpavlov merged 2 commits into from
Nov 20, 2024
Merged

inout: add InOut::into_out and InOutBufReserved::into_out #1132

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c35d3fc
inout: add `InOut::into_out` and `InOutBufReserved::into_out`
newpavlov Nov 20, 2024
2df1043
Update changelog
newpavlov Nov 20, 2024
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4 changes: 4 additions & 0 deletions inout/CHANGELOG.md
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Expand Up @@ -9,8 +9,12 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
- Migrated from `generic-array` to `hybrid-array` ([#944])
- MSRV is bumped to 1.81 ([#1116])

### Added
- `InOut::into_out` and `InOutBufReserved::into_out` methods ([#1132])

[#944]: https://github.com/RustCrypto/utils/pull/944
[#1116]: https://github.com/RustCrypto/utils/pull/1116
[#1132]: https://github.com/RustCrypto/utils/pull/1132

## 0.1.3 (2022-03-31)
### Fixed
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6 changes: 6 additions & 0 deletions inout/src/inout.rs
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Expand Up @@ -33,6 +33,12 @@ impl<'inp, 'out, T> InOut<'inp, 'out, T> {
unsafe { &mut *self.out_ptr }
}

/// Consume `self` and get mutable reference to the output value with lifetime `'out`.
#[inline(always)]
pub fn into_out(self) -> &'out mut T {
unsafe { &mut *self.out_ptr }
}

/// Convert `self` to a pair of raw input and output pointers.
#[inline(always)]
pub fn into_raw(self) -> (*const T, *mut T) {
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2 changes: 1 addition & 1 deletion inout/src/inout_buf.rs
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Expand Up @@ -121,7 +121,7 @@ impl<'inp, 'out, T> InOutBuf<'inp, 'out, T> {
unsafe { slice::from_raw_parts_mut(self.out_ptr, self.len) }
}

/// Consume self and return output slice with lifetime `'a`.
/// Consume `self` and get output slice with lifetime `'out`.
#[inline(always)]
pub fn into_out(self) -> &'out mut [T] {
unsafe { slice::from_raw_parts_mut(self.out_ptr, self.len) }
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6 changes: 6 additions & 0 deletions inout/src/reserved.rs
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Expand Up @@ -124,6 +124,12 @@ impl<'inp, 'out, T> InOutBufReserved<'inp, 'out, T> {
pub fn get_out<'a>(&'a mut self) -> &'a mut [T] {
unsafe { slice::from_raw_parts_mut(self.out_ptr, self.out_len) }
}

/// Consume `self` and get output slice with lifetime `'out`.
#[inline(always)]
pub fn into_out(self) -> &'out mut [T] {
unsafe { slice::from_raw_parts_mut(self.out_ptr, self.out_len) }
}
}

impl<'inp, 'out> InOutBufReserved<'inp, 'out, u8> {
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