commit_hash stringlengths 40 40 | author stringlengths 1 57 | date timestamp[s]date 2010-07-26 04:45:09 2026-04-14 18:21:10 | message stringlengths 8 1.39M | diff stringlengths 68 51.2k | files_changed int64 1 136 | insertions int64 0 2.35k | deletions int64 0 1.9k |
|---|---|---|---|---|---|---|---|
38df76241f943e70951c3a814abfabc9ac965dd3 | Arthur Gautier | 2025-05-23T13:44:41 | impl `to_be_bytes_trimmed` and `to_le_bytes_trimmed` for `BoxedUint` (#824)
This helpers strips the leading zeroes from the serialization.
See:
- https://github.com/RustCrypto/RSA/pull/519
- https://github.com/RustCrypto/RSA/issues/518 | diff --git a/src/uint/boxed/encoding.rs b/src/uint/boxed/encoding.rs
index 00aa212..0d7255a 100644
--- a/src/uint/boxed/encoding.rs
+++ b/src/uint/boxed/encoding.rs
@@ -90,6 +90,14 @@ impl BoxedUint {
out.into()
}
+ /// Serialize this [`BoxedUint`] as big-endian without leading zeroes.
+ #[inline]... | 1 | 69 | 0 |
7b65b7472ac36971ebe6afc48e0db220abd8b687 | Arthur Gautier | 2025-05-23T01:15:27 | BoxedUint: fixup `to_le_bytes` test (#825) | diff --git a/src/uint/boxed/encoding.rs b/src/uint/boxed/encoding.rs
index 85d7b0e..00aa212 100644
--- a/src/uint/boxed/encoding.rs
+++ b/src/uint/boxed/encoding.rs
@@ -428,8 +428,8 @@ mod tests {
#[test]
fn to_le_bytes() {
let bytes = hex!("ffeeddccbbaa99887766554433221100");
- let n = BoxedU... | 1 | 2 | 2 |
cc628096387796043360fe5d18d07d00f18bc820 | Arthur Gautier | 2025-05-15T17:19:26 | implement `From<Odd> for NonZero` (#821) | diff --git a/src/non_zero.rs b/src/non_zero.rs
index e76b5b9..46f54f0 100644
--- a/src/non_zero.rs
+++ b/src/non_zero.rs
@@ -1,6 +1,6 @@
//! Wrapper type for non-zero integers.
-use crate::{Bounded, ConstChoice, Constants, Encoding, Int, Limb, Uint, Zero};
+use crate::{Bounded, ConstChoice, Constants, Encoding, Int,... | 1 | 7 | 1 |
354719b3afb44ac23345b5a6f2232989711b16d0 | Tony Arcieri | 2025-05-11T13:16:21 | v0.7.0-pre.3 (#819) | diff --git a/Cargo.lock b/Cargo.lock
index c9231b0..f5f41cf 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -216,7 +216,7 @@ checksum = "43da5946c66ffcc7745f48db692ffbb10a83bfe0afd96235c5c2a4fb23994929"
[[package]]
name = "crypto-bigint"
-version = "0.7.0-pre.2"
+version = "0.7.0-pre.3"
dependencies = [
"bincode",
... | 2 | 2 | 2 |
0ce63e91d1b6eee0175eebffcf0328bbbfdf779b | Tony Arcieri | 2025-05-06T21:50:49 | Have `impl_modulus!` reference itself by `$crate::` (#818)
This avoids the requirement to have it in scope | diff --git a/src/modular/const_monty_form/macros.rs b/src/modular/const_monty_form/macros.rs
index 9215fc4..4c2e784 100644
--- a/src/modular/const_monty_form/macros.rs
+++ b/src/modular/const_monty_form/macros.rs
@@ -13,7 +13,7 @@
#[macro_export]
macro_rules! impl_modulus {
($name:ident, $uint_type:ty, $value:ex... | 1 | 1 | 1 |
b973447e001c8938178a07fc73f620fc02e98934 | Tony Arcieri | 2025-05-01T03:40:29 | v0.7.0-pre.2 (#815) | diff --git a/Cargo.lock b/Cargo.lock
index fe9072f..c9231b0 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -216,7 +216,7 @@ checksum = "43da5946c66ffcc7745f48db692ffbb10a83bfe0afd96235c5c2a4fb23994929"
[[package]]
name = "crypto-bigint"
-version = "0.7.0-pre.1"
+version = "0.7.0-pre.2"
dependencies = [
"bincode",
... | 2 | 2 | 2 |
af8197c123653970152bbc2ab727f6ba6d731884 | Tony Arcieri | 2025-05-01T03:30:37 | Remove `Invert` trait bounds and add default `invert_vartime` (#814)
These changes will allow the trait to act as a drop-in replacement for
the `Invert` trait in the `elliptic-curve` crate. | diff --git a/src/traits.rs b/src/traits.rs
index f20ca6c..a9e75c3 100644
--- a/src/traits.rs
+++ b/src/traits.rs
@@ -807,7 +807,7 @@ where
}
/// Constant-time inversion.
-pub trait Invert: Sized {
+pub trait Invert {
/// Output of the inversion.
type Output;
@@ -815,7 +815,9 @@ pub trait Invert: Sized {... | 1 | 4 | 2 |
b92832fbbf62192eea54a456dc4174bf4f99ac2b | Tony Arcieri | 2025-04-29T21:43:09 | Remove `UintRef` from public API (#812)
This type might need some time to bake before we're ready to expose it
to end users.
For now, this keeps it a hidden implementation detail until we're sure
we're ready for it to be part of the public API. | diff --git a/src/uint.rs b/src/uint.rs
index d88e9a9..7fa9b78 100644
--- a/src/uint.rs
+++ b/src/uint.rs
@@ -13,7 +13,7 @@ use zeroize::DefaultIsZeroes;
#[cfg(feature = "extra-sizes")]
pub use extra_sizes::*;
-pub use ref_type::UintRef;
+pub(crate) use ref_type::UintRef;
use crate::{
Bounded, ConstCtOption,... | 3 | 25 | 17 |
cd2ccf3878739ecf9f2eb0b035587987c5f4dc47 | Bogdan Opanchuk | 2025-04-27T13:52:58 | More convenience methods for boxed integer resizing (#809)
This PR attempts to simplify some scenarios that were encountered during
the work on https://github.com/RustCrypto/RSA/pull/506.
- Instead of having `BoxedUint::shorten()`/`widen()` methods, introduce
the `Resize` trait with more convenience methods. Implemen... | diff --git a/src/modular/boxed_monty_form.rs b/src/modular/boxed_monty_form.rs
index 9f63557..6ea411e 100644
--- a/src/modular/boxed_monty_form.rs
+++ b/src/modular/boxed_monty_form.rs
@@ -11,7 +11,7 @@ mod sub;
use super::{ConstMontyParams, Retrieve, div_by_2};
use mul::BoxedMontyMultiplier;
-use crate::{BoxedUint... | 12 | 151 | 61 |
3f21087dbd15440031b6a0ee7ae8b787603114f5 | Bogdan Opanchuk | 2025-04-24T17:53:42 | Keep `BoxedMontyParams` in an `Arc` (#808)
Fixes #804 | diff --git a/src/modular/boxed_monty_form.rs b/src/modular/boxed_monty_form.rs
index 1ee2abc..9f63557 100644
--- a/src/modular/boxed_monty_form.rs
+++ b/src/modular/boxed_monty_form.rs
@@ -21,7 +21,10 @@ use zeroize::Zeroize;
/// Parameters to efficiently go to/from the Montgomery form for an odd modulus whose size an... | 8 | 84 | 67 |
7cfcd374dcf4c7f6f2ebccd05f41e9496f2e6f20 | Tony Arcieri | 2025-04-24T12:32:50 | Add `UintRef` (#806)
Adds a reference newtype for a `Limb` slice which can be used as an
abstraction for implementing shared functionality for both `Uint` and
`BoxedUint`.
The initial implementation supports a limited amount of functionality
but supports usage as both `&UintRef` and `&mut UintRef`.
This includes a c... | diff --git a/src/uint.rs b/src/uint.rs
index 5802d75..d88e9a9 100644
--- a/src/uint.rs
+++ b/src/uint.rs
@@ -13,6 +13,8 @@ use zeroize::DefaultIsZeroes;
#[cfg(feature = "extra-sizes")]
pub use extra_sizes::*;
+pub use ref_type::UintRef;
+
use crate::{
Bounded, ConstCtOption, ConstZero, Constants, Encoding, Fi... | 3 | 215 | 69 |
51cb9afa4e8173b2c2992efdf17352e8b91331e8 | Tony Arcieri | 2025-04-23T21:22:38 | Rename `as_(limbs|words)_mut` => `as_mut_(limbs|words)` (#805)
This better follows Rust conventions like `as_mut_slice`, where the
ordering is like Rust's `mut T`.
The old names are retained, but deprecated. | diff --git a/src/int.rs b/src/int.rs
index 553529d..a964cc8 100644
--- a/src/int.rs
+++ b/src/int.rs
@@ -109,8 +109,14 @@ impl<const LIMBS: usize> Int<LIMBS> {
}
/// Borrow the inner limbs as a mutable array of [`Word`]s.
- pub fn as_words_mut(&mut self) -> &mut [Word; LIMBS] {
- self.0.as_words_m... | 8 | 62 | 26 |
c7889598ac12d55070399f259f38f1eb25da5b5d | Tony Arcieri | 2025-04-20T20:57:58 | v0.7.0-pre.1 (#802) | diff --git a/Cargo.lock b/Cargo.lock
index b4c7533..fbc463c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -216,7 +216,7 @@ checksum = "43da5946c66ffcc7745f48db692ffbb10a83bfe0afd96235c5c2a4fb23994929"
[[package]]
name = "crypto-bigint"
-version = "0.7.0-pre.0"
+version = "0.7.0-pre.1"
dependencies = [
"bincode",
... | 2 | 2 | 2 |
e97beae6593c30b4477b7f29e30e5372cd8204bf | David | 2025-04-04T10:13:57 | Fix documentation of `BitOps::bit` method (#801)
Looks like the correct docs for `bit()` got misplaced. | diff --git a/src/traits.rs b/src/traits.rs
index 15babf3..d95adbf 100644
--- a/src/traits.rs
+++ b/src/traits.rs
@@ -696,7 +696,8 @@ pub trait BitOps {
/// Precision of this integer in bytes.
fn bytes_precision(&self) -> usize;
- /// Calculate the number of bits needed to represent this number.
+ /// ... | 1 | 2 | 1 |
356763c717fb60955a2583f569ee26b73018bc21 | David | 2025-04-03T10:30:38 | Expose trait for variable time division (#800)
Expose the existing variable time division impls through a trait:
`DivVartime`
Impl `DivVartime` for `Uint`, `BoxedUint` and `Int`. | diff --git a/src/int/div.rs b/src/int/div.rs
index cc2a1bc..11f917d 100644
--- a/src/int/div.rs
+++ b/src/int/div.rs
@@ -4,7 +4,7 @@ use core::ops::{Div, DivAssign, Rem, RemAssign};
use subtle::CtOption;
-use crate::{CheckedDiv, ConstChoice, ConstCtOption, Int, NonZero, Uint, Wrapping};
+use crate::{CheckedDiv, Co... | 4 | 95 | 6 |
21ebb49ddb292c4f75ed909e45cdde54888d049e | David | 2025-03-18T23:42:22 | impl `ConditionallyNegatable` for `BoxedUint` (#795) | diff --git a/src/traits.rs b/src/traits.rs
index 814f24f..a68a10d 100644
--- a/src/traits.rs
+++ b/src/traits.rs
@@ -930,7 +930,7 @@ pub trait Monty:
/// Allows one to perform inplace multiplication without allocations
/// (important for the `BoxedUint` case).
///
-/// NOTE: You will be operating with Montgomery rep... | 2 | 25 | 5 |
dca28fbb4b986f22c29cc2e3e120470c9823a113 | Erik | 2025-03-18T18:00:13 | Make `random_bits_core` platform independent (#781)
In its current state, `random_bits_core` behaves differently on 32-bit
and 64-bit targets in two ways:
1. The platforms order the randomly sampled bytes in a different order,
generating different outputs.
2. For bit_length $\mod 64 \in [1, 32]$, the 64-bit platform ... | diff --git a/benches/uint.rs b/benches/uint.rs
index e45380c..7bbc9e1 100644
--- a/benches/uint.rs
+++ b/benches/uint.rs
@@ -121,6 +121,27 @@ fn bench_random(c: &mut Criterion) {
});
}
+fn bench_random_bits(c: &mut Criterion) {
+ let mut group = c.benchmark_group("random_bits");
+
+ let mut rng = make_rng... | 2 | 112 | 5 |
22cfab7cf7080a376596d55cb6029f567a663c11 | Bogdan Opanchuk | 2025-03-15T22:24:42 | Bound `Monty` on `Retrieve` (#797)
Makes it easier to write generic code. | diff --git a/src/traits.rs b/src/traits.rs
index 949069f..539a381 100644
--- a/src/traits.rs
+++ b/src/traits.rs
@@ -8,7 +8,7 @@ pub use num_traits::{
pub(crate) use sealed::PrecomputeInverterWithAdjuster;
-use crate::{Limb, NonZero, Odd, Reciprocal};
+use crate::{Limb, NonZero, Odd, Reciprocal, modular::Retrieve}... | 1 | 2 | 1 |
07005a48fa1383ee82e3905e2c205744522b3667 | Arthur Gautier | 2025-03-02T22:26:21 | Fixup assertion in `AddAssign` and `SubAssign` of `BoxedUint` (#785)
Fixes #784 | diff --git a/src/uint/boxed/add.rs b/src/uint/boxed/add.rs
index 3d2548c..183f7c6 100644
--- a/src/uint/boxed/add.rs
+++ b/src/uint/boxed/add.rs
@@ -16,7 +16,7 @@ impl BoxedUint {
/// Panics if `rhs` has a larger precision than `self`.
#[inline]
pub fn adc_assign(&mut self, rhs: impl AsRef<[Limb]>, mut c... | 2 | 15 | 2 |
8fe22cba8196b08acd06546757f2f474aa20db1e | Bogdan Opanchuk | 2025-02-22T22:43:47 | Inline low level multiplication and reduction functions (#776)
Fixes a performance regression introduced in #667. Evidently, compiler
relies a lot on knowing the slice sizes at compile time, so I'm inlining
`schoolbook_multiplication()`, `schoolbook_squaring()`, and
`montgomery_reduction_inner()`, so the compiler can ... | diff --git a/src/modular/reduction.rs b/src/modular/reduction.rs
index 688389f..d6d15b5 100644
--- a/src/modular/reduction.rs
+++ b/src/modular/reduction.rs
@@ -6,6 +6,7 @@ use crate::{Limb, Odd, Uint};
use {crate::BoxedUint, subtle::Choice};
/// Algorithm 14.32 in Handbook of Applied Cryptography <https://cacr.uwa... | 2 | 3 | 0 |
d668d419cf3f5b70ec7d7f1b0094cff78126f2e0 | Arthur Gautier | 2025-02-22T16:51:37 | Provide `RandomMod::try_random_mod` and `Random::try_random` methods (#770) | diff --git a/Cargo.lock b/Cargo.lock
index c8443c0..7aa56d9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -565,8 +565,7 @@ dependencies = [
[[package]]
name = "rand_core"
version = "0.9.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a88e0da7a2c97baa202165137c158d0a2e824ac465d13d81046... | 11 | 96 | 47 |
ad2eab74cb60a7e04af7bb6fdeb8f543d012d3ad | Tony Arcieri | 2025-02-21T17:57:30 | Bump `hybrid-array` dependency to v0.3 (#773) | diff --git a/Cargo.lock b/Cargo.lock
index 3054ca0..c8443c0 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -317,9 +317,9 @@ checksum = "6fe2267d4ed49bc07b63801559be28c718ea06c4738b7a03c94df7386d2cde46"
[[package]]
name = "hybrid-array"
-version = "0.2.3"
+version = "0.3.0"
source = "registry+https://github.com/rust-l... | 2 | 3 | 3 |
1467a11b762475c76690ac9608498ec2691655fe | Tony Arcieri | 2025-02-18T22:37:28 | v0.7.0-pre.0 (#768) | diff --git a/Cargo.lock b/Cargo.lock
index d86b002..3054ca0 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -216,7 +216,7 @@ checksum = "43da5946c66ffcc7745f48db692ffbb10a83bfe0afd96235c5c2a4fb23994929"
[[package]]
name = "crypto-bigint"
-version = "0.7.0-pre"
+version = "0.7.0-pre.0"
dependencies = [
"bincode",
"... | 2 | 2 | 2 |
534c2940b1f0aa9ec8ada964ce654cc0e6e1e7bb | Arthur Gautier | 2025-02-14T19:47:11 | chore(deps): bump `der` from `0.7` to `0.8.0-rc.1` (#763)
See https://github.com/RustCrypto/crypto-bigint/issues/752 | diff --git a/Cargo.lock b/Cargo.lock
index 18116b3..d4a90e4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -238,9 +238,9 @@ dependencies = [
[[package]]
name = "der"
-version = "0.7.9"
+version = "0.8.0-rc.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f55bf8e7b65898637379c1b74eb1551... | 3 | 5 | 3 |
205010bd5cdac17484e91d8f66ff124a41f1f1f3 | Tony Arcieri | 2025-02-14T19:30:21 | Bump version to v0.7.0-pre (#765)
Note: not for release, that will be `v0.7.0-pre.0`
This sets `master` back to a development branch.
v0.6 development now has its own branch:
https://github.com/RustCrypto/crypto-bigint/tree/v0.6 | diff --git a/Cargo.lock b/Cargo.lock
index b9b9036..23a16a7 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -216,7 +216,7 @@ checksum = "7a81dae078cea95a014a339291cec439d2f232ebe854a9d672b796c6afafa9b7"
[[package]]
name = "crypto-bigint"
-version = "0.6.1"
+version = "0.7.0-pre"
dependencies = [
"bincode",
"criter... | 2 | 2 | 2 |
dde72c68a7784dd686fb7dd64603704d009801eb | Bogdan Opanchuk | 2025-02-13T21:34:27 | Add ?Sized to all RngCore bounds (#760) | diff --git a/src/int/rand.rs b/src/int/rand.rs
index 2fa01f6..3902ff7 100644
--- a/src/int/rand.rs
+++ b/src/int/rand.rs
@@ -8,18 +8,21 @@ use super::Uint;
impl<const LIMBS: usize> Random for Int<LIMBS> {
/// Generate a cryptographically secure random [`Int`].
- fn random(rng: &mut impl RngCore) -> Self {
+ ... | 9 | 38 | 26 |
cd852ecbecaa49abf878d1cf6432e2c645c78349 | Erik | 2025-01-31T14:59:38 | Make `as_limbs_mut` const (#757) | diff --git a/src/int.rs b/src/int.rs
index 3b3d60e..bd304cc 100644
--- a/src/int.rs
+++ b/src/int.rs
@@ -119,7 +119,7 @@ impl<const LIMBS: usize> Int<LIMBS> {
}
/// Borrow the limbs of this [`Int`] mutably.
- pub fn as_limbs_mut(&mut self) -> &mut [Limb; LIMBS] {
+ pub const fn as_limbs_mut(&mut self)... | 2 | 2 | 2 |
42dddd1dcf3b8ce38ed4be25c00b6246ecb00d3a | Tony Arcieri | 2025-01-21T18:05:43 | BoxedMontyForm: additional explanatory comments for modpow (#749)
Better note why we have to subtract the modulus twice | diff --git a/src/modular/boxed_monty_form/pow.rs b/src/modular/boxed_monty_form/pow.rs
index 13638b5..282a0a0 100644
--- a/src/modular/boxed_monty_form/pow.rs
+++ b/src/modular/boxed_monty_form/pow.rs
@@ -41,9 +41,10 @@ impl PowBoundedExp<BoxedUint> for BoxedMontyForm {
}
/// Performs modular exponentiation using M... | 1 | 7 | 3 |
0761be313b5776c5ce0dec5bef8fab9a1d1b997f | David | 2025-01-21T14:15:38 | Add a `RemMixed` trait and impl for `Uint`s (#746) | diff --git a/src/traits.rs b/src/traits.rs
index f8b4d42..8f77aba 100644
--- a/src/traits.rs
+++ b/src/traits.rs
@@ -626,6 +626,12 @@ pub trait DivRemLimb: Sized {
fn div_rem_limb_with_reciprocal(&self, reciprocal: &Reciprocal) -> (Self, Limb);
}
+/// Support for calculating the remainder of two differently siz... | 6 | 64 | 5 |
7fbf36320fc0cee15f6e69ee6efee32ae45126a2 | Erik | 2025-01-21T14:12:04 | `Int` - Gcd (#748)
* `impl Gcd for Int`
* `impl Gcd<Int> for Uint` | diff --git a/src/int.rs b/src/int.rs
index ee9fe1c..3b3d60e 100644
--- a/src/int.rs
+++ b/src/int.rs
@@ -21,6 +21,7 @@ mod div;
mod div_uint;
mod encoding;
mod from;
+mod gcd;
mod inv_mod;
mod mul;
mod mul_uint;
diff --git a/src/int/gcd.rs b/src/int/gcd.rs
new file mode 100644
index 0000000..0df1245
--- /dev/null... | 3 | 93 | 2 |
91f184f2c599cd0016310cd46eea7b364e793531 | Tony Arcieri | 2025-01-20T19:15:46 | v0.6.0-rc.8 (#747) | diff --git a/Cargo.lock b/Cargo.lock
index 58f9df7..d07d2f4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -216,7 +216,7 @@ checksum = "7a81dae078cea95a014a339291cec439d2f232ebe854a9d672b796c6afafa9b7"
[[package]]
name = "crypto-bigint"
-version = "0.6.0-rc.7"
+version = "0.6.0-rc.8"
dependencies = [
"bincode",
"... | 2 | 2 | 2 |
7dc373d2ac101f61dfcb9227a8439fbdc3abb10b | Erik | 2025-01-20T17:49:45 | `Int` - vartime division operations (#735) | diff --git a/src/int/div.rs b/src/int/div.rs
index 3918fbc..5be9dc0 100644
--- a/src/int/div.rs
+++ b/src/int/div.rs
@@ -76,6 +76,125 @@ impl<const LIMBS: usize> Int<LIMBS> {
}
}
+/// Vartime checked division operations.
+impl<const LIMBS: usize> Int<LIMBS> {
+ #[inline]
+ /// Variable time equivalent of ... | 1 | 119 | 0 |
302a165bbe4efd42e8967545ae4b02e4bb453489 | Erik | 2025-01-20T17:49:04 | `Int` - `Int`-`Uint` interoperability (#736)
Adds `Int::div_uint` and `Int::mul_uint` | diff --git a/src/int.rs b/src/int.rs
index b8f6157..ee9fe1c 100644
--- a/src/int.rs
+++ b/src/int.rs
@@ -18,10 +18,12 @@ mod bit_or;
mod bit_xor;
mod cmp;
mod div;
+mod div_uint;
mod encoding;
mod from;
mod inv_mod;
mod mul;
+mod mul_uint;
mod neg;
mod resize;
mod shl;
diff --git a/src/int/div_uint.rs b/src/i... | 3 | 797 | 0 |
03e1b3a4198209bee9bc255344fa5b3f53e61f59 | Erik | 2025-01-20T17:45:23 | `Int` - `inv_mod` (#737) | diff --git a/src/int.rs b/src/int.rs
index 66a8d3e..b8f6157 100644
--- a/src/int.rs
+++ b/src/int.rs
@@ -20,6 +20,7 @@ mod cmp;
mod div;
mod encoding;
mod from;
+mod inv_mod;
mod mul;
mod neg;
mod resize;
diff --git a/src/int/inv_mod.rs b/src/int/inv_mod.rs
new file mode 100644
index 0000000..8b30791
--- /dev/nul... | 2 | 109 | 0 |
dc6bbbbbac664570d4c240ea98acba6d5cd556c4 | Tony Arcieri | 2025-01-20T02:16:56 | Have `rand` feature enable `rand_core/getrandom` (#745)
...as opposed to `rand_core/std`, which links the `std` crate | diff --git a/Cargo.toml b/Cargo.toml
index bcbe903..7cf5e07 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -44,7 +44,7 @@ default = ["rand"]
alloc = ["serdect?/alloc"]
extra-sizes = []
-rand = ["rand_core/std"]
+rand = ["rand_core/getrandom"]
serde = ["dep:serdect"]
[package.metadata.docs.rs] | 1 | 1 | 1 |
2ebfcd2158e11171e69d79dcaa892b96d051ed56 | Tony Arcieri | 2025-01-20T01:57:46 | v0.6.0-rc.7 (#744) | diff --git a/Cargo.lock b/Cargo.lock
index 925a6af..58f9df7 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -216,7 +216,7 @@ checksum = "7a81dae078cea95a014a339291cec439d2f232ebe854a9d672b796c6afafa9b7"
[[package]]
name = "crypto-bigint"
-version = "0.6.0-rc.6"
+version = "0.6.0-rc.7"
dependencies = [
"bincode",
"... | 2 | 2 | 2 |
86f7031bcfd2555d1e4d3283a71cf63e30cd1e32 | Tony Arcieri | 2025-01-20T01:47:16 | Downgrade `der` to v0.7 (#743)
This unblocks a release by downgrading to the latest stable version so
we don't need to wait on a final release of v0.8. | diff --git a/Cargo.lock b/Cargo.lock
index e91564c..925a6af 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -238,9 +238,9 @@ dependencies = [
[[package]]
name = "der"
-version = "0.8.0-rc.1"
+version = "0.7.9"
source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "82db698b33305f0134faf590b9d1259... | 3 | 3 | 5 |
b0e2657af1f69b26db451e4bf0998fce4cd093e4 | Tony Arcieri | 2025-01-20T01:36:08 | Make `Rem` impl on `Uint` constant-time (#742)
It was previously using `rem_vartime` as introduced in #466. This goes
against the "constant time by default" guarantees of this library. | diff --git a/src/uint/div.rs b/src/uint/div.rs
index 9566808..7ca65f5 100644
--- a/src/uint/div.rs
+++ b/src/uint/div.rs
@@ -861,7 +861,7 @@ impl<const LIMBS: usize> Rem<NonZero<Uint<LIMBS>>> for Uint<LIMBS> {
type Output = Uint<LIMBS>;
fn rem(self, rhs: NonZero<Uint<LIMBS>>) -> Self::Output {
- Self... | 1 | 1 | 1 |
1a55153c3a502e174bb81d4398907a74d420a6cf | Tony Arcieri | 2025-01-20T01:24:41 | Generic `InvMod`: add `Rhs` param and associated `Output` (#741)
As needed for #737.
This uses a shape similar to the `MulMod` trait. | diff --git a/src/traits.rs b/src/traits.rs
index afb763e..f8b4d42 100644
--- a/src/traits.rs
+++ b/src/traits.rs
@@ -458,9 +458,12 @@ pub trait MulMod<Rhs = Self> {
}
/// Compute `1 / self mod p`.
-pub trait InvMod: Sized {
+pub trait InvMod<Rhs = Self>: Sized {
+ /// Output type.
+ type Output;
+
/// Co... | 3 | 9 | 2 |
65bffd1e568bc469f5fcf7a5013929036c828c9c | Erik | 2025-01-20T01:12:23 | `Int` - square operations (#734)
* Clean up `int::add`
* Clean up `int::bit_and`
* Clean up `int::bit_or`
* Clean up `int::bit_xor`
* Clean up `int::neg`
* Clean up `int::shr`
* Clean up `int::sub`
* Clean up `ConstCtOption::as_int`
* Clean up `int::mul`
* Refactor `Int::div`
* Expand `Uint::square` operations
* Imple... | diff --git a/src/int/mul.rs b/src/int/mul.rs
index 2ed0271..315564c 100644
--- a/src/int/mul.rs
+++ b/src/int/mul.rs
@@ -4,7 +4,7 @@ use core::ops::{Mul, MulAssign};
use subtle::CtOption;
-use crate::{Checked, CheckedMul, ConcatMixed, ConstChoice, Int, Uint, Zero};
+use crate::{Checked, CheckedMul, ConcatMixed, Co... | 2 | 147 | 7 |
acb69c40cbde0d1bfcee07bf698883202f656b45 | Tony Arcieri | 2025-01-18T22:26:10 | Modular inversion cleanups (#740)
DRYs out some safegcd init by extracting a `const fn` | diff --git a/src/modular/boxed_monty_form/inv.rs b/src/modular/boxed_monty_form/inv.rs
index db43305..16536b2 100644
--- a/src/modular/boxed_monty_form/inv.rs
+++ b/src/modular/boxed_monty_form/inv.rs
@@ -13,8 +13,7 @@ impl BoxedMontyForm {
/// Computes `self^-1` representing the multiplicative inverse of `self`,
... | 2 | 18 | 14 |
682f17a979c3a1886fde5426b26400dfc3f4775b | Tony Arcieri | 2025-01-10T15:02:43 | Variable-time modular inversion support (#731)
Adds (back) support for computing modular inversions in variable-time
with respect to the value being inverted, which computes the specific
number of safegcd divsteps to perform based on the input, as opposed to
using a worst case number based on the bit length.
Clo... | diff --git a/src/modular/boxed_monty_form/inv.rs b/src/modular/boxed_monty_form/inv.rs
index 38bf308..db43305 100644
--- a/src/modular/boxed_monty_form/inv.rs
+++ b/src/modular/boxed_monty_form/inv.rs
@@ -10,19 +10,34 @@ use core::fmt;
use subtle::CtOption;
impl BoxedMontyForm {
- /// Computes `self^-1` represen... | 7 | 186 | 8 |
9600cab9949eba52b987e94b6aecbb23ecdc9a79 | Erik | 2025-01-10T14:52:46 | `Int` cleanup (#733) | diff --git a/src/const_choice.rs b/src/const_choice.rs
index 2d9f999..5e43e38 100644
--- a/src/const_choice.rs
+++ b/src/const_choice.rs
@@ -395,7 +395,7 @@ impl<const LIMBS: usize> ConstCtOption<Uint<LIMBS>> {
/// Returns the contained value, interpreting the underlying [`Uint`] value as an [`Int`].
#[inline... | 10 | 444 | 175 |
f26fcc4d12e0904524043d69985c17269316df3e | David | 2025-01-09T20:28:23 | Don't provide default impl of bits_vartime (#732) | diff --git a/src/traits.rs b/src/traits.rs
index 01f4776..44c6435 100644
--- a/src/traits.rs
+++ b/src/traits.rs
@@ -669,9 +669,7 @@ pub trait BitOps {
/// Calculate the number of bits required to represent a given number in variable-time with
/// respect to `self`.
- fn bits_vartime(&self) -> u32 {
- ... | 1 | 1 | 3 |
f8c4ac779bd9bf2b7f99e5ee0afb4df13c3df049 | Tony Arcieri | 2025-01-07T01:23:30 | Impl `num_traits::Num` for `Uint` (#720)
Also adds the needed `Div` and `Rem` impls to meet the required bounds | diff --git a/src/uint.rs b/src/uint.rs
index 44a1853..304d2c6 100644
--- a/src/uint.rs
+++ b/src/uint.rs
@@ -258,6 +258,15 @@ impl<const LIMBS: usize> Integer for Uint<LIMBS> {
}
}
+impl<const LIMBS: usize> num_traits::Num for Uint<LIMBS> {
+ type FromStrRadixErr = crate::DecodeError;
+
+ /// ⚠️ WARNING: ... | 2 | 45 | 0 |
e2fa911b38eed758aad50d5c6e2eb6f489e457c6 | Bogdan Opanchuk | 2025-01-06T20:50:39 | Add Add/Mul/SubAssign bounds for Integer and implement required traits (#716) | diff --git a/src/traits.rs b/src/traits.rs
index 098bd84..01f4776 100644
--- a/src/traits.rs
+++ b/src/traits.rs
@@ -82,6 +82,8 @@ pub trait Integer:
'static
+ Add<Output = Self>
+ for<'a> Add<&'a Self, Output = Self>
+ + AddAssign<Self>
+ + for<'a> AddAssign<&'a Self>
+ AddMod<Output = Self>
... | 6 | 92 | 0 |
dc7beeaa3a8e38c888f884610773c9e1d8b02a8a | Tony Arcieri | 2025-01-06T18:55:49 | Bump `serdect` dependency to v0.3 (#719)
NOTE: this release includes breaking changes to the wire format.
See RustCrypto/formats#1631 | diff --git a/Cargo.lock b/Cargo.lock
index 607172a..e91564c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -688,9 +688,9 @@ dependencies = [
[[package]]
name = "serdect"
-version = "0.3.0-rc.0"
+version = "0.3.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2a504c8ee181e3e594d84052f98... | 2 | 3 | 3 |
b2b6f7036ba3b629a06c6d46feaea6f79c2c3519 | Tony Arcieri | 2025-01-04T00:47:13 | Cargo.lock: bump dependencies (#718)
Updates the following dependencies:
$ cargo update
Updating crates.io index
Locking 61 packages to latest compatible versions
Updating anstyle v1.0.7 -> v1.0.10
Updating autocfg v1.3.0 -> v1.4.0
Updating bit-set v0.5.3 -> v0.8.0
Updating bit-vec v0.6.3... | diff --git a/Cargo.lock b/Cargo.lock
index d1b5108..607172a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -19,15 +19,15 @@ checksum = "4b46cbb362ab8752921c97e041f5e366ee6297bd428a31275b9fcf1e380f7299"
[[package]]
name = "anstyle"
-version = "1.0.7"
+version = "1.0.10"
source = "registry+https://github.com/rust-lang/... | 1 | 163 | 127 |
a0e1b3a25a0a9408734105a2d4be382a7d2976c6 | David | 2025-01-03T18:27:19 | Faster random_mod (#703) | diff --git a/benches/uint.rs b/benches/uint.rs
index 96972a0..3bb2a96 100644
--- a/benches/uint.rs
+++ b/benches/uint.rs
@@ -1,8 +1,125 @@
use criterion::{black_box, criterion_group, criterion_main, BatchSize, Criterion};
use crypto_bigint::{
- Limb, NonZero, Odd, Random, RandomMod, Reciprocal, Uint, U128, U2048, ... | 2 | 142 | 16 |
6993ac05bd038a7876a8628b4bfe1767c955b0cd | David | 2025-01-03T18:25:56 | Inversion tests (#639)
As a follow-up to #606, this PR extends the set of tests for modular inversion. | diff --git a/Cargo.lock b/Cargo.lock
index 6c17f44..d1b5108 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,6 +1,6 @@
# This file is automatically @generated by Cargo.
# It is not intended for manual editing.
-version = 3
+version = 4
[[package]]
name = "aho-corasick"
diff --git a/Cargo.toml b/Cargo.toml
index 9a0... | 4 | 271 | 20 |
c128bbdf5b19768f7538b45bce5f00e08a32ac29 | Andrew Whitehead | 2024-12-11T19:36:26 | Fix modulus leading zeros calculation for (Boxed)`MontyForm` (#713)
Fixes #707
Signed-off-by: Andrew Whitehead <cywolf@gmail.com> | diff --git a/src/modular/boxed_monty_form.rs b/src/modular/boxed_monty_form.rs
index b7c90e6..78d5774 100644
--- a/src/modular/boxed_monty_form.rs
+++ b/src/modular/boxed_monty_form.rs
@@ -97,7 +97,7 @@ impl BoxedMontyParams {
let mod_neg_inv = Limb(Word::MIN.wrapping_sub(inv_mod_limb.limbs[0].0));
- ... | 4 | 34 | 6 |
b331028ec9be6fb5245ca132e00997fe932f3975 | Bogdan Opanchuk | 2024-12-08T01:17:58 | Add RemAssign bound to Integer (#709) | diff --git a/src/traits.rs b/src/traits.rs
index 0c081b5..098bd84 100644
--- a/src/traits.rs
+++ b/src/traits.rs
@@ -12,7 +12,7 @@ use crate::{Limb, NonZero, Odd, Reciprocal};
use core::fmt::{self, Debug};
use core::ops::{
Add, AddAssign, BitAnd, BitAndAssign, BitOr, BitOrAssign, BitXor, BitXorAssign, Div, DivAs... | 1 | 3 | 1 |
c3ac6f14c3fa64713bdc69e7786963c1d5e634c5 | Aaron Feickert | 2024-12-08T01:17:41 | Update documentation for random functionality (#711) | diff --git a/src/non_zero.rs b/src/non_zero.rs
index 7465ec6..2bcdea6 100644
--- a/src/non_zero.rs
+++ b/src/non_zero.rs
@@ -232,10 +232,12 @@ impl<T> Random for NonZero<T>
where
T: Random + Zero,
{
+ /// This uses rejection sampling to avoid zero.
+ ///
+ /// As a result, it runs in variable time. If t... | 4 | 11 | 30 |
1310938f64498a6a3fab08354552bdaa665e7b62 | Aaron Feickert | 2024-12-08T01:17:28 | Add boxed Montgomery zeroizing support (#708) | diff --git a/src/modular/boxed_monty_form.rs b/src/modular/boxed_monty_form.rs
index 0049c18..b7c90e6 100644
--- a/src/modular/boxed_monty_form.rs
+++ b/src/modular/boxed_monty_form.rs
@@ -307,6 +307,14 @@ impl Monty for BoxedMontyForm {
}
}
+/// NOTE: This zeroizes the value, but _not_ the associated parameter... | 1 | 8 | 0 |
e87d7f47f5646b0e066c653bf5efe6a6749fc6c4 | Bogdan Opanchuk | 2024-12-07T23:07:08 | Require `RngCore` instead of `CryptoRngCore` for various random methods (#710) | diff --git a/src/lib.rs b/src/lib.rs
index cdfab0a..a2aa913 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -117,7 +117,7 @@
//! ### Random number generation
//!
//! When the `rand_core` or `rand` features of this crate are enabled, it's
-//! possible to generate random numbers using any CSRNG by using the
+//! possible... | 9 | 57 | 63 |
5cab3fa67040f63f82d36a8e4112a3488d3b02aa | Aaron Feickert | 2024-12-02T19:58:17 | Add zeroizing support for `MontyParams` (#706) | diff --git a/src/modular/monty_form.rs b/src/modular/monty_form.rs
index 945a8c2..54f0d1a 100644
--- a/src/modular/monty_form.rs
+++ b/src/modular/monty_form.rs
@@ -158,6 +158,18 @@ impl<const LIMBS: usize> ConstantTimeEq for MontyParams<LIMBS> {
}
}
+#[cfg(feature = "zeroize")]
+impl<const LIMBS: usize> zeroiz... | 1 | 14 | 2 |
986faf2e2e4e73888206c024572b9ce782a3c052 | Erik | 2024-11-12T20:29:19 | Add `Int` bit ops (#697) | diff --git a/src/const_choice.rs b/src/const_choice.rs
index 8b5d434..2d9f999 100644
--- a/src/const_choice.rs
+++ b/src/const_choice.rs
@@ -1,6 +1,6 @@
use subtle::{Choice, CtOption};
-use crate::{modular::SafeGcdInverter, Limb, NonZero, Odd, Uint, WideWord, Word};
+use crate::{modular::SafeGcdInverter, Int, Limb, ... | 11 | 901 | 4 |
7695c1db7ca80ebfbb3233ac05a9576ec35bca9d | Tony Arcieri | 2024-10-08T01:40:53 | Remove `const_assert_*` (#690)
These were half-baked and cause weird compile errors in several
situations.
We'll be better off with const support for `assert_eq`/`assert_ne`
whenever that lands. | diff --git a/src/macros.rs b/src/macros.rs
index 3de5fbe..803ecb7 100644
--- a/src/macros.rs
+++ b/src/macros.rs
@@ -24,59 +24,6 @@ macro_rules! safegcd_nlimbs {
};
}
-/// Internal implementation detail of [`const_assert_eq`] and [`const_assert_ne`].
-#[doc(hidden)]
-#[macro_export]
-macro_rules! const_assert_n... | 2 | 1 | 54 |
be1202e007f59882a2c00feb5c9b2b68e9fc088f | Tony Arcieri | 2024-10-08T01:13:08 | Even more `div_ceil` fixes (#691)
Fixes the remaining cases which were missed in #688 and #689 | diff --git a/src/uint/boxed.rs b/src/uint/boxed.rs
index 348708f..c1d10c6 100644
--- a/src/uint/boxed.rs
+++ b/src/uint/boxed.rs
@@ -55,7 +55,7 @@ pub struct BoxedUint {
impl BoxedUint {
fn limbs_for_precision(at_least_bits_precision: u32) -> usize {
- ((at_least_bits_precision + Limb::BITS - 1) / Limb::... | 2 | 2 | 2 |
c29641918ca9ddaf505d0b1752dc5c056b035cc2 | Tony Arcieri | 2024-10-08T00:57:38 | Further leverage `div_ceil` (#689)
Followup to #688 which uses `div_ceil` in feature-gated code, which was
missed before | diff --git a/src/uint/boxed/div.rs b/src/uint/boxed/div.rs
index 6663991..0dd18c4 100644
--- a/src/uint/boxed/div.rs
+++ b/src/uint/boxed/div.rs
@@ -50,7 +50,7 @@ impl BoxedUint {
///
/// Variable-time with respect to `rhs`
pub fn div_rem_vartime(&self, rhs: &NonZero<Self>) -> (Self, Self) {
- let... | 2 | 3 | 3 |
8f3f9f2d3e99bd033ade1868b88d832e5ee9c367 | Tony Arcieri | 2024-10-08T00:43:00 | Leverage `div_ceil` (#688)
Fixes clippy warnings about `div_ceil` which are appearing on recent
nightlies | diff --git a/src/macros.rs b/src/macros.rs
index 66d62de..3de5fbe 100644
--- a/src/macros.rs
+++ b/src/macros.rs
@@ -5,7 +5,7 @@
#[macro_export]
macro_rules! nlimbs {
($bits:expr) => {
- (($bits + $crate::Limb::BITS - 1) / $crate::Limb::BITS) as usize
+ u32::div_ceil($bits, $crate::Limb::BITS) as u... | 3 | 6 | 6 |
d5f8569124d2ff397a8754b9bdcbe06e91c4dade | Tony Arcieri | 2024-10-05T15:14:20 | v0.6.0-rc.6 (#687) | diff --git a/Cargo.lock b/Cargo.lock
index 604c545..f043d68 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -210,7 +210,7 @@ checksum = "7a81dae078cea95a014a339291cec439d2f232ebe854a9d672b796c6afafa9b7"
[[package]]
name = "crypto-bigint"
-version = "0.6.0-rc.5"
+version = "0.6.0-rc.6"
dependencies = [
"bincode",
"... | 2 | 2 | 2 |
0c3270319c190df640edc31511cc351e62fa7846 | Andrew Whitehead | 2024-10-05T01:01:35 | add double and lincomb_vartime methods to Monty trait (#686)
Signed-off-by: Andrew Whitehead <cywolf@gmail.com> | diff --git a/src/modular/boxed_monty_form.rs b/src/modular/boxed_monty_form.rs
index 6e845b6..0049c18 100644
--- a/src/modular/boxed_monty_form.rs
+++ b/src/modular/boxed_monty_form.rs
@@ -294,9 +294,17 @@ impl Monty for BoxedMontyForm {
&self.montgomery_form
}
+ fn double(&self) -> Self {
+ B... | 5 | 32 | 4 |
0b521ffe1a8678803e1688400f99f7253a26f4dc | David | 2024-10-04T13:40:23 | Fix `rem_wide_vartime` (#685)
Fix thanks to @andrewwhitehead + distilled test case | diff --git a/src/uint/div.rs b/src/uint/div.rs
index 782c7bc..8a3f5df 100644
--- a/src/uint/div.rs
+++ b/src/uint/div.rs
@@ -405,6 +405,7 @@ impl<const LIMBS: usize> Uint<LIMBS> {
if xi == yc - 1 {
break;
}
+ x[xi] = Limb::ZERO;
xi -... | 1 | 17 | 0 |
b1e00a5ace899cf30b2c2b28f8835906c509204d | Aaron Feickert | 2024-09-28T12:21:44 | Fix documentation (#683) | diff --git a/src/uint/cmp.rs b/src/uint/cmp.rs
index 482c387..eeb9a55 100644
--- a/src/uint/cmp.rs
+++ b/src/uint/cmp.rs
@@ -54,7 +54,7 @@ impl<const LIMBS: usize> Uint<LIMBS> {
Limb(acc).is_nonzero().not()
}
- /// Returns the truthy value if `self <= rhs` and the falsy value otherwise.
+ /// Retu... | 1 | 2 | 2 |
1c946074e6a7f589cf89e3c91448d0068d730a88 | Tony Arcieri | 2024-09-19T20:35:02 | Remove `std` feature; leverage `core::error::Error` (#680)
Now that the MSRV is 1.81, use `core::error::Error` instead of
`std::error::Error`.
Since this was our only dependency on `std`, we can also remove the
entire `std` feature. | diff --git a/Cargo.toml b/Cargo.toml
index dfa1686..21954b9 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -42,7 +42,6 @@ rand_chacha = "0.3"
[features]
default = ["rand"]
alloc = ["serdect?/alloc"]
-std = ["alloc"]
extra-sizes = []
rand = ["rand_core/std"]
diff --git a/src/lib.rs b/src/lib.rs
index 7afa680..cdfab0... | 4 | 3 | 9 |
2a1805f6ad86cddd3f6f2a1dda2f7cbe5c83af35 | Tony Arcieri | 2024-09-19T17:15:00 | v0.6.0-rc.5 (#678) | diff --git a/Cargo.lock b/Cargo.lock
index ac0b415..0b3e9c0 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -210,7 +210,7 @@ checksum = "7a81dae078cea95a014a339291cec439d2f232ebe854a9d672b796c6afafa9b7"
[[package]]
name = "crypto-bigint"
-version = "0.6.0-rc.4"
+version = "0.6.0-rc.5"
dependencies = [
"bincode",
"... | 2 | 2 | 2 |
b3ee23ca3ef9ac86eda00064225c2d4b6a96cee3 | Tony Arcieri | 2024-09-19T17:07:09 | Add `BoxedMontyParams::from_const_params` (#677)
Support for constructing boxed params from `ConstMontyParams`.
Closes #593 | diff --git a/src/modular/boxed_monty_form.rs b/src/modular/boxed_monty_form.rs
index e622b5f..020ccb3 100644
--- a/src/modular/boxed_monty_form.rs
+++ b/src/modular/boxed_monty_form.rs
@@ -11,7 +11,7 @@ mod sub;
use super::{
div_by_2,
reduction::{montgomery_reduction_boxed, montgomery_reduction_boxed_mut},
-... | 1 | 13 | 1 |
21cba9515e6af1ee56ccdcf0d05bbe2434d3a313 | Andrew Whitehead | 2024-09-19T16:51:46 | Add efficient linear combination for Montgomery forms (#666)
Signed-off-by: Andrew Whitehead <cywolf@gmail.com> | diff --git a/benches/boxed_monty.rs b/benches/boxed_monty.rs
index a4fd197..f10663c 100644
--- a/benches/boxed_monty.rs
+++ b/benches/boxed_monty.rs
@@ -156,6 +156,27 @@ fn bench_montgomery_ops<M: Measurement>(group: &mut BenchmarkGroup<'_, M>) {
BatchSize::SmallInput,
)
});
+
+ group.benc... | 13 | 456 | 2 |
20059a76ecdca34aeb8137dc289373003da65ae9 | Andrew Whitehead | 2024-09-19T16:47:35 | Montgomery form arithmetic improvements (#664)
Signed-off-by: Andrew Whitehead <cywolf@gmail.com> | diff --git a/benches/boxed_monty.rs b/benches/boxed_monty.rs
index b621a1f..a4fd197 100644
--- a/benches/boxed_monty.rs
+++ b/benches/boxed_monty.rs
@@ -19,7 +19,69 @@ fn to_biguint(uint: &BoxedUint) -> BigUint {
fn bench_montgomery_ops<M: Measurement>(group: &mut BenchmarkGroup<'_, M>) {
let params = BoxedMontyP... | 17 | 429 | 44 |
6cb2d09c003c7e5e08c82a674c70c351e030a513 | Andrew Whitehead | 2024-09-19T16:35:33 | Add radix string encoding for Uint, BoxedUint (#659)
Signed-off-by: Andrew Whitehead <cywolf@gmail.com> | diff --git a/benches/boxed_uint.rs b/benches/boxed_uint.rs
index 03047b5..46fc673 100644
--- a/benches/boxed_uint.rs
+++ b/benches/boxed_uint.rs
@@ -1,5 +1,6 @@
use criterion::{black_box, criterion_group, criterion_main, BatchSize, Criterion};
use crypto_bigint::{BoxedUint, Limb, NonZero, RandomBits};
+use num_bigint... | 6 | 490 | 22 |
cb09aa112b1ae3aa38fcc8fffc1e678f9ddb0506 | Tony Arcieri | 2024-09-19T16:32:22 | Add doc comment support to `impl_modulus!` (#676)
Closes #662 | diff --git a/src/modular/const_monty_form/macros.rs b/src/modular/const_monty_form/macros.rs
index 93c331b..3d7f03d 100644
--- a/src/modular/const_monty_form/macros.rs
+++ b/src/modular/const_monty_form/macros.rs
@@ -13,6 +13,15 @@
#[macro_export]
macro_rules! impl_modulus {
($name:ident, $uint_type:ty, $value:e... | 1 | 9 | 0 |
ba70b3be4f4918d5b79b85376ebff247fed529b8 | Tony Arcieri | 2024-09-10T20:42:54 | crypto-bigint v0.6.0-rc.4 (#672) | diff --git a/Cargo.lock b/Cargo.lock
index 97bac29..e26b8ae 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -210,7 +210,7 @@ checksum = "7a81dae078cea95a014a339291cec439d2f232ebe854a9d672b796c6afafa9b7"
[[package]]
name = "crypto-bigint"
-version = "0.6.0-rc.3"
+version = "0.6.0-rc.4"
dependencies = [
"bincode",
"... | 2 | 2 | 2 |
a0b45d8d56f62b71694485e883f40bda393be00d | Tony Arcieri | 2024-09-10T20:15:33 | Bump `der` dependency to v0.8.0-rc.1 (#671)
Uses the latest prerelease | diff --git a/Cargo.lock b/Cargo.lock
index 12f2ddc..97bac29 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -232,9 +232,9 @@ dependencies = [
[[package]]
name = "der"
-version = "0.7.9"
+version = "0.8.0-rc.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f55bf8e7b65898637379c1b74eb1551... | 3 | 6 | 4 |
9cc3e4a1c1d511241163c1ce0865b38a60989269 | Tony Arcieri | 2024-09-10T19:20:10 | Bump `serdect` to v0.3.0-rc.0 (#670) | diff --git a/Cargo.lock b/Cargo.lock
index 48f6979..12f2ddc 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -684,9 +684,9 @@ dependencies = [
[[package]]
name = "serdect"
-version = "0.2.0"
+version = "0.3.0-rc.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a84f14a19e9a014bb9f4512488d... | 3 | 3 | 35 |
db9d587899c27d291e0a2d1fafe5bbc97c38b4ac | Andrew Whitehead | 2024-09-06T17:28:58 | Use `rem_wide_vartime` in `Uint::mul_mod_vartime` (#669)
Also adds benchmarks for Uint modular multiplication.
Signed-off-by: Andrew Whitehead <cywolf@gmail.com> | diff --git a/benches/uint.rs b/benches/uint.rs
index ff63752..96972a0 100644
--- a/benches/uint.rs
+++ b/benches/uint.rs
@@ -1,5 +1,7 @@
use criterion::{black_box, criterion_group, criterion_main, BatchSize, Criterion};
-use crypto_bigint::{Limb, NonZero, Odd, Random, Reciprocal, Uint, U128, U2048, U256, U4096};
+use ... | 2 | 41 | 11 |
3e154313f87ff3e8a2e335306cd2b54e75170e62 | Tony Arcieri | 2024-09-06T02:30:18 | Fix `clippy::too_long_first_doc_paragraph` violations (#668)
This is a `nightly`-only lint but it caught some rustdoc comments which
are too long and needed to be broken up with more newlines. | diff --git a/src/modular/const_monty_form.rs b/src/modular/const_monty_form.rs
index ae4d2a7..085554d 100644
--- a/src/modular/const_monty_form.rs
+++ b/src/modular/const_monty_form.rs
@@ -27,8 +27,9 @@ use {
#[macro_use]
mod macros;
-/// The parameters to efficiently go to and from the Montgomery form for a given ... | 2 | 7 | 5 |
0c72b4b8945906617cc77b09784df9355b6c8f57 | Aaron Feickert | 2024-09-04T20:22:44 | Fix documentation (#665) | diff --git a/src/modular/boxed_monty_form.rs b/src/modular/boxed_monty_form.rs
index 5d98915..a3853ce 100644
--- a/src/modular/boxed_monty_form.rs
+++ b/src/modular/boxed_monty_form.rs
@@ -1,4 +1,4 @@
-//! is chosen at runtime.
+//! Implements heap-allocated `BoxedMontyForm`s, supporting modular arithmetic with a modul... | 1 | 1 | 1 |
16c3442bb0f1c01d6fad6954a8f4c20921a4d584 | Tony Arcieri | 2024-08-21T18:58:54 | v0.6.0-rc.3 (#660) | diff --git a/Cargo.lock b/Cargo.lock
index 3117135..48f6979 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -210,7 +210,7 @@ checksum = "7a81dae078cea95a014a339291cec439d2f232ebe854a9d672b796c6afafa9b7"
[[package]]
name = "crypto-bigint"
-version = "0.6.0-rc.2"
+version = "0.6.0-rc.3"
dependencies = [
"bincode",
"... | 2 | 2 | 2 |
52fee04617d938ba7b8b2e7da74c03fbc0762cdc | Bogdan Opanchuk | 2024-08-21T18:53:12 | Some simplifications of vartime division (#661)
Second attempt at #646 | diff --git a/src/uint/boxed/div.rs b/src/uint/boxed/div.rs
index 9d061fc..6663991 100644
--- a/src/uint/boxed/div.rs
+++ b/src/uint/boxed/div.rs
@@ -1,9 +1,12 @@
//! [`BoxedUint`] division operations.
use crate::{
- uint::{boxed, div_limb::div3by2},
+ uint::{
+ boxed,
+ div_limb::{div2by1, div3b... | 3 | 250 | 201 |
325e16ba9c6bb6c1d81d0c9a382a380f24f2598c | Tony Arcieri | 2024-08-20T14:05:51 | Revert "Some simplifications of vartime division (#646)" (#658)
This reverts commit e7d3b16dd4fc377b4de963f16ab845a2cce185ee.
This needs changes as upstream diverged. | diff --git a/src/uint/boxed/div.rs b/src/uint/boxed/div.rs
index 4558fff..9d061fc 100644
--- a/src/uint/boxed/div.rs
+++ b/src/uint/boxed/div.rs
@@ -382,42 +382,6 @@ impl RemLimb for BoxedUint {
}
}
-/// Computes `limbs << shift` inplace, where `0 <= shift < Limb::BITS`, returning the carry.
-fn shl_limb_vartim... | 3 | 190 | 224 |
e7d3b16dd4fc377b4de963f16ab845a2cce185ee | Bogdan Opanchuk | 2024-08-20T13:48:00 | Some simplifications of vartime division (#646) | diff --git a/src/uint/boxed/div.rs b/src/uint/boxed/div.rs
index 9d061fc..4558fff 100644
--- a/src/uint/boxed/div.rs
+++ b/src/uint/boxed/div.rs
@@ -382,6 +382,42 @@ impl RemLimb for BoxedUint {
}
}
+/// Computes `limbs << shift` inplace, where `0 <= shift < Limb::BITS`, returning the carry.
+fn shl_limb_vartim... | 3 | 224 | 190 |
8520fdbfd08fb06a3ce15b5ade816d4bc510a9eb | Andrew Whitehead | 2024-08-18T18:20:53 | Faster constant-time division (#643)
This replaces the `div_rem` method for Uint and BoxedUint with one based on the
updated vartime division method.
Unlike the old method, this one panics if `NonZero(0)` is given as the divisor.
The `sqrt` method relied on the old behavior and is updated.
The `Default` implem... | diff --git a/benches/uint.rs b/benches/uint.rs
index a5b9341..ff63752 100644
--- a/benches/uint.rs
+++ b/benches/uint.rs
@@ -320,6 +320,14 @@ fn bench_sqrt(c: &mut Criterion) {
BatchSize::SmallInput,
)
});
+
+ group.bench_function("sqrt_vartime, U256", |b| {
+ b.iter_batched(
+ ... | 9 | 227 | 137 |
de72555d238eababeb6451a6d085dcb4a7625814 | Andrew Whitehead | 2024-08-16T23:03:16 | Implement Karatsuba multiplication for Uint and BoxedUint (#649)
Signed-off-by: Andrew Whitehead <cywolf@gmail.com> | diff --git a/src/const_choice.rs b/src/const_choice.rs
index 1428ba2..524a352 100644
--- a/src/const_choice.rs
+++ b/src/const_choice.rs
@@ -182,6 +182,11 @@ impl ConstChoice {
Self(self.0 & other.0)
}
+ #[inline]
+ pub(crate) const fn xor(&self, other: Self) -> Self {
+ Self(self.0 ^ other... | 5 | 590 | 38 |
2952c76afb424d8c974c91aca76dc4d02dd20f18 | Tony Arcieri | 2024-08-16T18:44:19 | safegcd: remove branch in iterations calculation (#656) | diff --git a/src/modular/safegcd.rs b/src/modular/safegcd.rs
index 8c9114f..b2f5ccd 100644
--- a/src/modular/safegcd.rs
+++ b/src/modular/safegcd.rs
@@ -341,13 +341,9 @@ const fn de<const LIMBS: usize>(
// TODO(tarcieri): improved bounds using https://github.com/sipa/safegcd-bounds
pub(crate) const fn iterations(f_bi... | 1 | 11 | 7 |
ae3009386e837a524a8afb14a0780ac89ecd3ff2 | Tony Arcieri | 2024-08-16T18:21:25 | safegcd: add TODO to implement safegcd-bounds
See also: #634 | diff --git a/src/modular/safegcd.rs b/src/modular/safegcd.rs
index c280bdd..8c9114f 100644
--- a/src/modular/safegcd.rs
+++ b/src/modular/safegcd.rs
@@ -8,6 +8,7 @@
//! Copyright (c) 2023 Privacy Scaling Explorations Team
// TODO(tarcieri): optimized implementation for 32-bit platforms (#380)
+// TODO(tarcieri): op... | 1 | 1 | 0 |
ce240f1d597f9f30d73c60d17441b1b67e7046fa | Tony Arcieri | 2024-08-16T17:54:22 | BoxedUint: `Sub` impls for stack allocated types (#654)
Adds `Sub` impls for `BoxedUint` for the following `rhs` types,
similar to what #650 did for `Add`:
- `Uint<LIMBS>`
- `u8`
- `u16`
- `u32`
- `u64`
- `u128`
The primitive integer types convert to `Uint<LIMBS>` then leverate the
`Sub` impl for that. | diff --git a/src/uint/boxed/sub.rs b/src/uint/boxed/sub.rs
index 64537a4..3462273 100644
--- a/src/uint/boxed/sub.rs
+++ b/src/uint/boxed/sub.rs
@@ -1,6 +1,6 @@
//! [`BoxedUint`] subtraction operations.
-use crate::{BoxedUint, CheckedSub, Limb, Wrapping, WrappingSub, Zero};
+use crate::{BoxedUint, CheckedSub, Limb, ... | 1 | 113 | 4 |
edf1f46896036925a0b2e1ca57403d13b0f65f52 | Tony Arcieri | 2024-08-16T13:39:49 | Bernstein-Yang: boxing optimizations (#653)
Adds a `BoxedUnsatInt::from_uint_widened` constructor which can be used
to pad all `BoxedUnsatInt`s used as parameters to Bernstein-Yang to the
same size at allocation time, rather than retroactively widening them to
be the same size which may incur an additional allocati... | diff --git a/src/modular/bernstein_yang/boxed.rs b/src/modular/bernstein_yang/boxed.rs
index 0bf5194..140deb0 100644
--- a/src/modular/bernstein_yang/boxed.rs
+++ b/src/modular/bernstein_yang/boxed.rs
@@ -69,14 +69,26 @@ impl Inverter for BoxedBernsteinYangInverter {
}
}
+/// Compute the number of unsaturated l... | 2 | 45 | 24 |
6df8d895ece2a399e1a440a1b4a88d864ddea632 | Tony Arcieri | 2024-08-16T13:07:54 | Fix typo: Mongtgomery -> Montgomery | diff --git a/src/modular/div_by_2.rs b/src/modular/div_by_2.rs
index bdb1e9a..c426c62 100644
--- a/src/modular/div_by_2.rs
+++ b/src/modular/div_by_2.rs
@@ -17,7 +17,7 @@ pub(crate) const fn div_by_2<const LIMBS: usize>(
// Note that this also works if `a` is a Montgomery representation modulo `modulus`
// of... | 1 | 1 | 1 |
d114863449d183a80e7a19884675900043d2a547 | Tony Arcieri | 2024-08-16T03:18:42 | BoxedUint: `Add` impls for stack allocated types (#650)
Adds `Add` impls for `BoxedUint` for the following `rhs` types:
- `Uint<LIMBS>`
- `u8`
- `u16`
- `u32`
- `u64`
- `u128`
The primitive integer types convert to `Uint<LIMBS>` then leverate the
`Add` impl for that. | diff --git a/src/uint/boxed/add.rs b/src/uint/boxed/add.rs
index b264cda..991c8f5 100644
--- a/src/uint/boxed/add.rs
+++ b/src/uint/boxed/add.rs
@@ -1,6 +1,6 @@
//! [`BoxedUint`] addition operations.
-use crate::{BoxedUint, CheckedAdd, Limb, Wrapping, WrappingAdd, Zero};
+use crate::{BoxedUint, CheckedAdd, Limb, Uin... | 1 | 113 | 4 |
8534397e822c8e63a9e4640b04b2035c9a6c459e | Tony Arcieri | 2024-08-16T02:52:40 | Bernstein-Yang: support boxed GCD with different size inputs (#652)
Implicitly widens inputs to the size of the largest before computing
Bernstein-Yang for GCD. | diff --git a/src/modular/bernstein_yang/boxed.rs b/src/modular/bernstein_yang/boxed.rs
index 2b253cc..0bf5194 100644
--- a/src/modular/bernstein_yang/boxed.rs
+++ b/src/modular/bernstein_yang/boxed.rs
@@ -5,8 +5,11 @@
use super::{inv_mod2_62, iterations, jump, Matrix};
use crate::{BoxedUint, Inverter, Limb, Odd, Wo... | 2 | 22 | 25 |
5c3feb9f8d14dd24f23184a10e7a87b946aa3933 | Tony Arcieri | 2024-08-16T02:24:25 | Bernstein-Yang: fix `BoxedUnsatInt::one` (#651) | diff --git a/src/modular/bernstein_yang/boxed.rs b/src/modular/bernstein_yang/boxed.rs
index af7f0e0..2b253cc 100644
--- a/src/modular/bernstein_yang/boxed.rs
+++ b/src/modular/bernstein_yang/boxed.rs
@@ -371,10 +371,10 @@ impl BoxedUnsatInt {
Self(vec![0; nlimbs].into())
}
- /// Get the value zero f... | 1 | 2 | 2 |
62babd92e4705cee3218d364371a95dc58e504b9 | Bogdan Opanchuk | 2024-08-15T23:39:32 | Add a test for BoxedUint::gcd(_vartime) where the rhs has a different number of limbs (#642) | diff --git a/src/modular/bernstein_yang/boxed.rs b/src/modular/bernstein_yang/boxed.rs
index 359d267..af7f0e0 100644
--- a/src/modular/bernstein_yang/boxed.rs
+++ b/src/modular/bernstein_yang/boxed.rs
@@ -68,6 +68,11 @@ impl Inverter for BoxedBernsteinYangInverter {
/// Returns the greatest common divisor (GCD) of t... | 2 | 28 | 0 |
f5094eb911d53fe5cc007b26adac8cd764f3ec73 | Andrew Whitehead | 2024-08-15T23:37:37 | handle remainder as a wide word in div3by2 (#647)
Signed-off-by: Andrew Whitehead <cywolf@gmail.com> | diff --git a/src/const_choice.rs b/src/const_choice.rs
index d45f6f2..e3203fd 100644
--- a/src/const_choice.rs
+++ b/src/const_choice.rs
@@ -1,6 +1,6 @@
use subtle::{Choice, CtOption};
-use crate::{modular::BernsteinYangInverter, Limb, NonZero, Odd, Uint, Word};
+use crate::{modular::BernsteinYangInverter, Limb, Non... | 2 | 51 | 15 |
4c84cbcf269c3850990414baa21e50288258c8d0 | Andrew Whitehead | 2024-08-15T23:36:53 | clean up proptest clippy warnings, asserts (#644)
Signed-off-by: Andrew Whitehead <cywolf@gmail.com> | diff --git a/tests/bernstein_yang.rs b/tests/bernstein_yang.rs
index 1c05341..d73e84e 100644
--- a/tests/bernstein_yang.rs
+++ b/tests/bernstein_yang.rs
@@ -31,7 +31,7 @@ prop_compose! {
bytes = &bytes[..32];
}
- BoxedUint::from_le_slice(&bytes, 256).unwrap()
+ BoxedUint::from_le_s... | 6 | 97 | 94 |
a0b43e01831223ba1173ce8c50273bb4a4a20f1e | Andrew Whitehead | 2024-08-13T18:01:22 | Move schoolbook squaring implementation into a macro (#648)
Signed-off-by: Andrew Whitehead <cywolf@gmail.com> | diff --git a/benches/boxed_uint.rs b/benches/boxed_uint.rs
index 99b73e6..03047b5 100644
--- a/benches/boxed_uint.rs
+++ b/benches/boxed_uint.rs
@@ -43,6 +43,31 @@ fn bench_shifts(c: &mut Criterion) {
group.finish();
}
+fn bench_mul(c: &mut Criterion) {
+ let mut group = c.benchmark_group("wrapping ops");
+
... | 4 | 170 | 69 |
759684dc8b3d11d8c622d2b77b6c79e2bb894481 | Tony Arcieri | 2024-08-08T17:23:58 | BoxedMontyForm: always use `Arc` for `params` (#645)
`Arc` was previously gated on `std` but is available as
`alloc::sync::Arc`.
Since `BoxedMontyForm` depends on `alloc` anyway, we can unconditionally
use `Arc` for the params.
Using `Arc` avoids having to clone/duplicate the params every time a new
`BoxedMon... | diff --git a/src/modular/boxed_monty_form.rs b/src/modular/boxed_monty_form.rs
index 5098d5d..5d98915 100644
--- a/src/modular/boxed_monty_form.rs
+++ b/src/modular/boxed_monty_form.rs
@@ -13,9 +13,7 @@ use super::{
Retrieve,
};
use crate::{BoxedUint, Limb, Monty, Odd, Word};
-
-#[cfg(feature = "std")]
-use std:... | 2 | 2 | 18 |
c18700e22b8d995ea46f0be7073bf2124483ed48 | Andrew Whitehead | 2024-08-06T20:00:28 | Fix vartime division edge case (#641)
Signed-off-by: Andrew Whitehead <cywolf@gmail.com> | diff --git a/src/uint/boxed/div.rs b/src/uint/boxed/div.rs
index acb61a7..6ac29f7 100644
--- a/src/uint/boxed/div.rs
+++ b/src/uint/boxed/div.rs
@@ -1,9 +1,9 @@
//! [`BoxedUint`] division operations.
use crate::{
- uint::{boxed, div_limb::div2by1},
+ uint::{boxed, div_limb::div3by2},
BoxedUint, CheckedDi... | 4 | 106 | 52 |
7513449fb60fd305f9dda5d746d1f9fbef6784da | Tony Arcieri | 2024-08-05T21:04:44 | Fix remaining `int62l` references (#640)
The type has been renamed to `UnsatInt`, and the functions to `unsatint` | diff --git a/src/modular/bernstein_yang.rs b/src/modular/bernstein_yang.rs
index 6f07989..922a156 100644
--- a/src/modular/bernstein_yang.rs
+++ b/src/modular/bernstein_yang.rs
@@ -587,14 +587,14 @@ mod tests {
}
#[test]
- fn int62l_add() {
+ fn unsatint_add() {
assert_eq!(UnsatInt::ZERO, Uns... | 2 | 14 | 14 |
6b58de4b23fd15dd44bba810881c72b6b0ab3a6f | Tony Arcieri | 2024-08-05T01:20:15 | Rename `*Int62L` => `*UnsatInt` (#637)
These types are used within the Bernstein-Yang implementation(s) and
implements a 62-bit unsaturated form used by the algorithm. | diff --git a/src/modular/bernstein_yang.rs b/src/modular/bernstein_yang.rs
index 162d1f2..6f07989 100644
--- a/src/modular/bernstein_yang.rs
+++ b/src/modular/bernstein_yang.rs
@@ -46,10 +46,10 @@ use subtle::CtOption;
#[derive(Clone, Debug)]
pub struct BernsteinYangInverter<const SAT_LIMBS: usize, const UNSAT_LIMBS:... | 2 | 141 | 135 |
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