# Changelog All notable changes to this project will be documented in this file. The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/), and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html). ## 0.4.9 (2022-10-11) ### Added - `UInt::from_word` and `::from_wide_word` ([#105]) - `UInt` modulo operations for special moduli ([#108]) - Non-const `UInt` decoding from an array ([#110]) - `const fn` impls of `concat` and `split` ([#111]) - `Limb` left/right bitshifts ([#112]) - `UInt::LIMBS` constant ([#114]) ### Changed - Optimize `UInt::neg_mod` by simply calling `::sub_mod` ([#106]) - Relax bounds for `UInt::add_mod` and `::sub_mod` ([#104]) - Always inline `Limb::bitand` ([#109]) - Faster const decoding of UInt ([#113]) - Optimize `UInt::neg_mod` ([#127]) - Faster comparisons ([#128]) - `UInt::resize` ([#129]) - `UInt::bit` accessor methods ([#122]) ### Fixed - Constant-time behaviour for `ct_reduce`/`ct_div_rem` ([#117]) [#104]: https://github.com/RustCrypto/crypto-bigint/pull/104 [#105]: https://github.com/RustCrypto/crypto-bigint/pull/105 [#106]: https://github.com/RustCrypto/crypto-bigint/pull/106 [#108]: https://github.com/RustCrypto/crypto-bigint/pull/108 [#109]: https://github.com/RustCrypto/crypto-bigint/pull/109 [#110]: https://github.com/RustCrypto/crypto-bigint/pull/110 [#111]: https://github.com/RustCrypto/crypto-bigint/pull/111 [#112]: https://github.com/RustCrypto/crypto-bigint/pull/112 [#113]: https://github.com/RustCrypto/crypto-bigint/pull/113 [#114]: https://github.com/RustCrypto/crypto-bigint/pull/114 [#117]: https://github.com/RustCrypto/crypto-bigint/pull/117 [#122]: https://github.com/RustCrypto/crypto-bigint/pull/122 [#127]: https://github.com/RustCrypto/crypto-bigint/pull/127 [#128]: https://github.com/RustCrypto/crypto-bigint/pull/128 [#129]: https://github.com/RustCrypto/crypto-bigint/pull/129 ## 0.4.8 (2022-06-30) ### Added - `Word` as a replacement for `LimbUInt` ([#88]) - `WideWord` as a replacement for `WideLimbUInt` ([#88]) - `UInt::*_words` as a replacement for `UInt::*_uint_array` ([#88]) ### Changed - Deprecated `*LimbUInt` and `UInt::*_uint_array` ([#88]) [#88]: https://github.com/RustCrypto/crypto-bigint/pull/88 ## 0.4.7 (2022-06-12) ### Added - `Encoding` tests ([#93]) ### Changed - Use const generic impls of `*Mod` traits ([#98]) [#93]: https://github.com/RustCrypto/crypto-bigint/pull/93 [#98]: https://github.com/RustCrypto/crypto-bigint/pull/98 ## 0.4.6 (2022-06-12) ### Added - Impl `ArrayEncoding` for `U576` ([#96]) [#96]: https://github.com/RustCrypto/crypto-bigint/pull/96 ## 0.4.5 (2022-06-12) ### Added - `serde` support ([#73]) - `U576` type alias ([#94]) [#73]: https://github.com/RustCrypto/crypto-bigint/pull/73 [#94]: https://github.com/RustCrypto/crypto-bigint/pull/94 ## 0.4.4 (2022-06-02) ### Added - `UInt::as_uint_array` ([#91]) [#91]: https://github.com/RustCrypto/crypto-bigint/pull/91 ## 0.4.3 (2022-05-31) ### Added - Impl `AsRef`/`AsMut<[LimbUInt]>` for `UInt` ([#89]) [#89]: https://github.com/RustCrypto/crypto-bigint/pull/89 ## 0.4.2 (2022-05-18) ### Added - `UInt::inv_mod2k` ([#86]) ### Fixed - Wrong results for remainder ([#84]) [#84]: https://github.com/RustCrypto/crypto-bigint/pull/84 [#86]: https://github.com/RustCrypto/crypto-bigint/pull/86 ## 0.4.1 (2022-05-10) ### Fixed - Bug in `from_le_slice` ([#82]) [#82]: https://github.com/RustCrypto/crypto-bigint/pull/82 ## 0.4.0 (2022-05-08) [YANKED] NOTE: this release was yanked due to [#82]. ### Added - Const-friendly `NonZero` from `UInt` ([#56]) - Optional `der` feature ([#61], [#80]) ### Changed - Use `const_panic`; MSRV 1.57 ([#60]) - 2021 edition ([#60]) ### Fixed - Pad limbs with zeros when displaying hexadecimal representation ([#74]) [#56]: https://github.com/RustCrypto/crypto-bigint/pull/56 [#60]: https://github.com/RustCrypto/crypto-bigint/pull/60 [#61]: https://github.com/RustCrypto/crypto-bigint/pull/61 [#74]: https://github.com/RustCrypto/crypto-bigint/pull/74 [#80]: https://github.com/RustCrypto/crypto-bigint/pull/80 ## 0.3.2 (2021-11-17) ### Added - `Output = Self` to all bitwise ops on `Integer` trait ([#53]) [#53]: https://github.com/RustCrypto/crypto-bigint/pull/53 ## 0.3.1 (2021-11-17) ### Added - Bitwise ops to `Integer` trait ([#51]) [#51]: https://github.com/RustCrypto/crypto-bigint/pull/51 ## 0.3.0 (2021-11-14) [YANKED] ### Added - Bitwise `Xor`/`Not` operations ([#27]) - `Zero` trait ([#35]) - `Checked*` traits ([#41]) - `prelude` module ([#45]) - `saturating_*` ops ([#47]) ### Changed - Rust 2021 edition upgrade; MSRV 1.56 ([#33]) - Reverse ordering of `UInt::mul_wide` return tuple ([#34]) - Have `Div` and `Rem` impls always take `NonZero` args ([#39]) - Rename `limb::Inner` to `LimbUInt` ([#40]) - Make `limb` module private ([#40]) - Use `Zero`/`Integer` traits for `is_zero`, `is_odd`, and `is_even` ([#46]) ### Fixed - `random_mod` performance for small moduli ([#36]) - `NonZero` moduli ([#36]) ### Removed - Deprecated `LIMB_BYTES` constant ([#43]) [#27]: https://github.com/RustCrypto/crypto-bigint/pull/27 [#33]: https://github.com/RustCrypto/crypto-bigint/pull/33 [#34]: https://github.com/RustCrypto/crypto-bigint/pull/34 [#35]: https://github.com/RustCrypto/crypto-bigint/pull/35 [#36]: https://github.com/RustCrypto/crypto-bigint/pull/36 [#39]: https://github.com/RustCrypto/crypto-bigint/pull/39 [#40]: https://github.com/RustCrypto/crypto-bigint/pull/40 [#41]: https://github.com/RustCrypto/crypto-bigint/pull/41 [#43]: https://github.com/RustCrypto/crypto-bigint/pull/43 [#45]: https://github.com/RustCrypto/crypto-bigint/pull/45 [#46]: https://github.com/RustCrypto/crypto-bigint/pull/46 [#47]: https://github.com/RustCrypto/crypto-bigint/pull/47 ## 0.2.11 (2021-10-16) ### Added - `AddMod` proptests ([#24]) - Bitwise `And`/`Or` operations ([#25]) [#24]: https://github.com/RustCrypto/crypto-bigint/pull/24 [#25]: https://github.com/RustCrypto/crypto-bigint/pull/25 ## 0.2.10 (2021-09-21) ### Added - `ArrayDecoding` trait ([#12]) - `NonZero` wrapper ([#13], [#16]) - Impl `Div`/`Rem` for `NonZero` ([#14]) [#12]: https://github.com/RustCrypto/crypto-bigint/pull/12 [#13]: https://github.com/RustCrypto/crypto-bigint/pull/13 [#14]: https://github.com/RustCrypto/crypto-bigint/pull/14 [#16]: https://github.com/RustCrypto/crypto-bigint/pull/16 ## 0.2.9 (2021-09-16) ### Added - `UInt::sqrt` ([#9]) ### Changed - Make `UInt` division similar to other interfaces ([#8]) [#8]: https://github.com/RustCrypto/crypto-bigint/pull/8 [#9]: https://github.com/RustCrypto/crypto-bigint/pull/9 ## 0.2.8 (2021-09-14) [YANKED] ### Added - Implement constant-time division and modulo operations ### Changed - Moved from RustCrypto/utils to RustCrypto/crypto-bigint repo ([#2]) [#2]: https://github.com/RustCrypto/crypto-bigint/pull/2 ## 0.2.7 (2021-09-12) ### Added - `UInt::shl_vartime` ### Fixed - `add_mod` overflow handling ## 0.2.6 (2021-09-08) ### Added - `Integer` trait - `ShrAssign` impl for `UInt` - Recursive Length Prefix (RLP) encoding support for `UInt` ## 0.2.5 (2021-09-02) ### Fixed - `ConditionallySelectable` impl for `UInt` ## 0.2.4 (2021-08-23) [YANKED] ### Added - Expose `limb` module - `[limb::Inner; LIMBS]` conversions for `UInt` - Bitwise right shift support for `UInt` ([#586], [#590]) ## 0.2.3 (2021-08-16) [YANKED] ### Fixed - `UInt::wrapping_mul` ### Added - Implement the `Hash` trait for `UInt` and `Limb` ## 0.2.2 (2021-06-26) [YANKED] ### Added - `Limb::is_odd` and `UInt::is_odd` - `UInt::new` - `rand` feature ### Changed - Deprecate `LIMB_BYTES` constant - Make `Limb`'s `Inner` value public ## 0.2.1 (2021-06-21) [YANKED] ### Added - `Limb` newtype - Target-specific rustdocs ## 0.2.0 (2021-06-07) [YANKED] ### Added - `ConstantTimeGreater`/`ConstantTimeLess` impls for UInt - `From` conversions between `UInt` and limb arrays - `zeroize` feature - Additional `ArrayEncoding::ByteSize` bounds - `UInt::into_limbs` - `Encoding` trait ### Removed - `NumBits`/`NumBytes` traits; use `Encoding` instead ## 0.1.0 (2021-05-30) - Initial release