Struct sp_core::uint::U256

#[repr(C)]
pub struct U256(pub [u64; 4]);
Expand description

Little-endian large integer type 256-bit unsigned integer.

Tuple Fields§

§0: [u64; 4]

Implementations§

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impl U256

pub const MAX: U256 = _

Maximum value.

pub fn from_str_radix(txt: &str, radix: u32) -> Result<U256, FromStrRadixErr>

Converts a string slice in a given base to an integer. Only supports radixes of 10 and 16.

pub fn from_dec_str(value: &str) -> Result<U256, FromDecStrErr>

Convert from a decimal string.

pub const fn low_u32(&self) -> u32

Conversion to u32

pub const fn low_u64(&self) -> u64

Low word (u64)

pub fn as_u32(&self) -> u32

Conversion to u32 with overflow checking

Panics

Panics if the number is larger than 2^32.

pub fn as_u64(&self) -> u64

Conversion to u64 with overflow checking

Panics

Panics if the number is larger than u64::max_value().

pub fn as_usize(&self) -> usize

Conversion to usize with overflow checking

Panics

Panics if the number is larger than usize::max_value().

pub const fn is_zero(&self) -> bool

Whether this is zero.

pub fn bits(&self) -> usize

Return the least number of bits needed to represent the number

pub const fn bit(&self, index: usize) -> bool

Return if specific bit is set.

Panics

Panics if index exceeds the bit width of the number.

pub fn leading_zeros(&self) -> u32

Returns the number of leading zeros in the binary representation of self.

pub fn trailing_zeros(&self) -> u32

Returns the number of trailing zeros in the binary representation of self.

pub const fn byte(&self, index: usize) -> u8

Return specific byte.

Panics

Panics if index exceeds the byte width of the number.

pub fn to_big_endian(&self, bytes: &mut [u8])

Write to the slice in big-endian format.

pub fn to_little_endian(&self, bytes: &mut [u8])

Write to the slice in little-endian format.

pub fn exp10(n: usize) -> U256

Create 10**n as this type.

Panics

Panics if the result overflows the type.

pub const fn zero() -> U256

Zero (additive identity) of this type.

pub const fn one() -> U256

One (multiplicative identity) of this type.

pub const fn max_value() -> U256

The maximum value which can be inhabited by this type.

pub fn div_mod(self, other: U256) -> (U256, U256)

Returns a pair (self / other, self % other).

Panics

Panics if other is zero.

pub fn integer_sqrt(&self) -> U256

Compute the highest n such that n * n <= self.

pub fn pow(self, expon: U256) -> U256

Fast exponentiation by squaring https://en.wikipedia.org/wiki/Exponentiation_by_squaring

Panics

Panics if the result overflows the type.

pub fn overflowing_pow(self, expon: U256) -> (U256, bool)

Fast exponentiation by squaring. Returns result and overflow flag.

pub fn checked_pow(self, expon: U256) -> Option<U256>

Checked exponentiation. Returns None if overflow occurred.

pub fn overflowing_add(self, other: U256) -> (U256, bool)

Addition which overflows and returns a flag if it does.

pub fn saturating_add(self, other: U256) -> U256

Addition which saturates at the maximum value (Self::MAX).

pub fn checked_add(self, other: U256) -> Option<U256>

Checked addition. Returns None if overflow occurred.

pub fn overflowing_sub(self, other: U256) -> (U256, bool)

Subtraction which underflows and returns a flag if it does.

pub fn saturating_sub(self, other: U256) -> U256

Subtraction which saturates at zero.

pub fn checked_sub(self, other: U256) -> Option<U256>

Checked subtraction. Returns None if overflow occurred.

pub fn abs_diff(self, other: U256) -> U256

Computes the absolute difference between self and other.

pub fn overflowing_mul(self, other: U256) -> (U256, bool)

Multiply with overflow, returning a flag if it does.

pub fn saturating_mul(self, other: U256) -> U256

Multiplication which saturates at the maximum value..

pub fn checked_mul(self, other: U256) -> Option<U256>

Checked multiplication. Returns None if overflow occurred.

pub fn checked_div(self, other: U256) -> Option<U256>

Checked division. Returns None if other == 0.

pub fn checked_rem(self, other: U256) -> Option<U256>

Checked modulus. Returns None if other == 0.

pub fn overflowing_neg(self) -> (U256, bool)

Negation with overflow.

pub fn checked_neg(self) -> Option<U256>

Checked negation. Returns None unless self == 0.

pub fn from_big_endian(slice: &[u8]) -> U256

Converts from big endian representation bytes in memory.

pub fn from_little_endian(slice: &[u8]) -> U256

Converts from little endian representation bytes in memory.

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impl U256

pub const fn low_u128(&self) -> u128

Low 2 words (u128)

pub fn as_u128(&self) -> u128

Conversion to u128 with overflow checking

Panics

Panics if the number is larger than 2^128.

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impl U256

pub fn full_mul(self, other: U256) -> U512

Multiplies two 256-bit integers to produce full 512-bit integer. Overflow is not possible.

Trait Implementations§

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impl<'a, T> Add<T> for &'a U256where T: Into<U256>,

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type Output = U256

The resulting type after applying the + operator.
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fn add(self, other: T) -> U256

Performs the + operation. Read more
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impl<T> Add<T> for U256where T: Into<U256>,

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type Output = U256

The resulting type after applying the + operator.
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fn add(self, other: T) -> U256

Performs the + operation. Read more
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impl AddAssign for U256

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fn add_assign(&mut self, other: U256)

Performs the += operation. Read more
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impl AsRef<[u64]> for U256

Get a reference to the underlying little-endian words.

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fn as_ref(&self) -> &[u64]

Converts this type into a shared reference of the (usually inferred) input type.
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impl BitAnd for U256

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type Output = U256

The resulting type after applying the & operator.
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fn bitand(self, other: U256) -> U256

Performs the & operation. Read more
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impl BitAndAssign for U256

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fn bitand_assign(&mut self, rhs: U256)

Performs the &= operation. Read more
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impl BitOr for U256

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type Output = U256

The resulting type after applying the | operator.
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fn bitor(self, other: U256) -> U256

Performs the | operation. Read more
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impl BitOrAssign for U256

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fn bitor_assign(&mut self, rhs: U256)

Performs the |= operation. Read more
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impl BitXor for U256

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type Output = U256

The resulting type after applying the ^ operator.
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fn bitxor(self, other: U256) -> U256

Performs the ^ operation. Read more
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impl BitXorAssign for U256

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fn bitxor_assign(&mut self, rhs: U256)

Performs the ^= operation. Read more
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impl CheckedAdd for U256

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fn checked_add(&self, v: &U256) -> Option<U256>

Adds two numbers, checking for overflow. If overflow happens, None is returned.
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impl CheckedDiv for U256

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fn checked_div(&self, v: &U256) -> Option<U256>

Divides two numbers, checking for underflow, overflow and division by zero. If any of that happens, None is returned.
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impl CheckedMul for U256

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fn checked_mul(&self, v: &U256) -> Option<U256>

Multiplies two numbers, checking for underflow or overflow. If underflow or overflow happens, None is returned.
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impl CheckedSub for U256

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fn checked_sub(&self, v: &U256) -> Option<U256>

Subtracts two numbers, checking for underflow. If underflow happens, None is returned.
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impl Clone for U256

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fn clone(&self) -> U256

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for U256

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fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter. Read more
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impl Decodable for U256

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fn decode(rlp: &Rlp<'_>) -> Result<U256, DecoderError>

Decode a value from RLP bytes
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impl Decode for U256

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fn decode<I>(input: &mut I) -> Result<U256, Error>where I: Input,

Attempt to deserialise the value from input.
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fn decode_into<I>( input: &mut I, dst: &mut MaybeUninit<Self> ) -> Result<DecodeFinished, Error>where I: Input,

Attempt to deserialize the value from input into a pre-allocated piece of memory. Read more
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fn skip<I>(input: &mut I) -> Result<(), Error>where I: Input,

Attempt to skip the encoded value from input. Read more
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fn encoded_fixed_size() -> Option<usize>

Returns the fixed encoded size of the type. Read more
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impl Default for U256

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fn default() -> U256

Returns the “default value” for a type. Read more
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impl<'de> Deserialize<'de> for U256

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fn deserialize<D>( deserializer: D ) -> Result<U256, <D as Deserializer<'de>>::Error>where D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl Display for U256

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fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter. Read more
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impl<'a, T> Div<T> for &'a U256where T: Into<U256>,

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type Output = U256

The resulting type after applying the / operator.
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fn div(self, other: T) -> U256

Performs the / operation. Read more
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impl<T> Div<T> for U256where T: Into<U256>,

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type Output = U256

The resulting type after applying the / operator.
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fn div(self, other: T) -> U256

Performs the / operation. Read more
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impl<T> DivAssign<T> for U256where T: Into<U256>,

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fn div_assign(&mut self, other: T)

Performs the /= operation. Read more
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impl Encodable for U256

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fn rlp_append(&self, s: &mut RlpStream)

Append a value to the stream
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fn rlp_bytes(&self) -> BytesMut

Get rlp-encoded bytes for this instance
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impl Encode for U256

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fn using_encoded<R, F>(&self, f: F) -> Rwhere F: FnOnce(&[u8]) -> R,

Convert self to a slice and then invoke the given closure with it.
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fn size_hint(&self) -> usize

If possible give a hint of expected size of the encoding. Read more
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fn encode_to<T>(&self, dest: &mut T)where T: Output + ?Sized,

Convert self to a slice and append it to the destination.
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fn encode(&self) -> Vec<u8>

Convert self to an owned vector.
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fn encoded_size(&self) -> usize

Calculates the encoded size. Read more
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impl<'a> From<&'a [u8]> for U256

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fn from(bytes: &[u8]) -> U256

Converts to this type from the input type.
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impl<'a> From<&'a [u8; 32]> for U256

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fn from(bytes: &[u8; 32]) -> U256

Converts to this type from the input type.
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impl<'a> From<&'a U256> for U256

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fn from(x: &'a U256) -> U256

Converts to this type from the input type.
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impl<'a> From<&'a U256> for U512

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fn from(value: &'a U256) -> U512

Converts to this type from the input type.
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impl From<&'static str> for U256

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fn from(s: &'static str) -> U256

Converts to this type from the input type.
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impl From<[u8; 32]> for U256

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fn from(bytes: [u8; 32]) -> U256

Converts to this type from the input type.
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impl From<U128> for U256

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fn from(value: U128) -> U256

Converts to this type from the input type.
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impl From<U256> for U512

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fn from(value: U256) -> U512

Converts to this type from the input type.
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impl From<i128> for U256

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fn from(value: i128) -> U256

Converts to this type from the input type.
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impl From<i16> for U256

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fn from(value: i16) -> U256

Converts to this type from the input type.
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impl From<i32> for U256

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fn from(value: i32) -> U256

Converts to this type from the input type.
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impl From<i64> for U256

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fn from(value: i64) -> U256

Converts to this type from the input type.
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impl From<i8> for U256

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fn from(value: i8) -> U256

Converts to this type from the input type.
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impl From<isize> for U256

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fn from(value: isize) -> U256

Converts to this type from the input type.
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impl From<u128> for U256

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fn from(value: u128) -> U256

Converts to this type from the input type.
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impl From<u16> for U256

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fn from(value: u16) -> U256

Converts to this type from the input type.
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impl From<u32> for U256

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fn from(value: u32) -> U256

Converts to this type from the input type.
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impl From<u64> for U256

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fn from(value: u64) -> U256

Converts to this type from the input type.
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impl From<u8> for U256

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fn from(value: u8) -> U256

Converts to this type from the input type.
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impl From<usize> for U256

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fn from(value: usize) -> U256

Converts to this type from the input type.
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impl FromStr for U256

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type Err = FromHexError

The associated error which can be returned from parsing.
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fn from_str(value: &str) -> Result<U256, <U256 as FromStr>::Err>

Parses a string s to return a value of this type. Read more
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impl Hash for U256

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fn hash<__H>(&self, state: &mut __H)where __H: Hasher,

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl IntegerSquareRoot for U256

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fn integer_sqrt_checked(&self) -> Option<U256>

Find the integer square root, returning None if the number is negative (this can never happen for unsigned types).
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fn integer_sqrt(&self) -> Selfwhere Self: Sized,

Find the integer square root. Read more
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impl LowerHex for U256

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fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.
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impl MaxEncodedLen for U256

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fn max_encoded_len() -> usize

Upper bound, in bytes, of the maximum encoded size of this item.
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impl<'a> Mul<&'a U256> for U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: &'a U256) -> U256

Performs the * operation. Read more
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impl<'a> Mul<&'a i16> for &'a U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: &'a i16) -> U256

Performs the * operation. Read more
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impl<'a> Mul<&'a i16> for U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: &'a i16) -> U256

Performs the * operation. Read more
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impl<'a> Mul<&'a i32> for &'a U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: &'a i32) -> U256

Performs the * operation. Read more
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impl<'a> Mul<&'a i32> for U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: &'a i32) -> U256

Performs the * operation. Read more
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impl<'a> Mul<&'a i64> for &'a U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: &'a i64) -> U256

Performs the * operation. Read more
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impl<'a> Mul<&'a i64> for U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: &'a i64) -> U256

Performs the * operation. Read more
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impl<'a> Mul<&'a i8> for &'a U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: &'a i8) -> U256

Performs the * operation. Read more
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impl<'a> Mul<&'a i8> for U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: &'a i8) -> U256

Performs the * operation. Read more
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impl<'a> Mul<&'a isize> for &'a U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: &'a isize) -> U256

Performs the * operation. Read more
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impl<'a> Mul<&'a isize> for U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: &'a isize) -> U256

Performs the * operation. Read more
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impl<'a> Mul<&'a u16> for &'a U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: &'a u16) -> U256

Performs the * operation. Read more
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impl<'a> Mul<&'a u16> for U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: &'a u16) -> U256

Performs the * operation. Read more
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impl<'a> Mul<&'a u32> for &'a U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: &'a u32) -> U256

Performs the * operation. Read more
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impl<'a> Mul<&'a u32> for U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: &'a u32) -> U256

Performs the * operation. Read more
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impl<'a> Mul<&'a u64> for &'a U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: &'a u64) -> U256

Performs the * operation. Read more
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impl<'a> Mul<&'a u64> for U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: &'a u64) -> U256

Performs the * operation. Read more
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impl<'a> Mul<&'a u8> for &'a U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: &'a u8) -> U256

Performs the * operation. Read more
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impl<'a> Mul<&'a u8> for U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: &'a u8) -> U256

Performs the * operation. Read more
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impl<'a> Mul<&'a usize> for &'a U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: &'a usize) -> U256

Performs the * operation. Read more
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impl<'a> Mul<&'a usize> for U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: &'a usize) -> U256

Performs the * operation. Read more
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impl<'a> Mul<U256> for &'a U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: U256) -> U256

Performs the * operation. Read more
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impl<'a> Mul<i16> for &'a U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: i16) -> U256

Performs the * operation. Read more
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impl Mul<i16> for U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: i16) -> U256

Performs the * operation. Read more
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impl<'a> Mul<i32> for &'a U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: i32) -> U256

Performs the * operation. Read more
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impl Mul<i32> for U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: i32) -> U256

Performs the * operation. Read more
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impl<'a> Mul<i64> for &'a U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: i64) -> U256

Performs the * operation. Read more
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impl Mul<i64> for U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: i64) -> U256

Performs the * operation. Read more
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impl<'a> Mul<i8> for &'a U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: i8) -> U256

Performs the * operation. Read more
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impl Mul<i8> for U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: i8) -> U256

Performs the * operation. Read more
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impl<'a> Mul<isize> for &'a U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: isize) -> U256

Performs the * operation. Read more
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impl Mul<isize> for U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: isize) -> U256

Performs the * operation. Read more
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impl<'a> Mul<u16> for &'a U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: u16) -> U256

Performs the * operation. Read more
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impl Mul<u16> for U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: u16) -> U256

Performs the * operation. Read more
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impl<'a> Mul<u32> for &'a U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: u32) -> U256

Performs the * operation. Read more
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impl Mul<u32> for U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: u32) -> U256

Performs the * operation. Read more
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impl<'a> Mul<u64> for &'a U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: u64) -> U256

Performs the * operation. Read more
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impl Mul<u64> for U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: u64) -> U256

Performs the * operation. Read more
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impl<'a> Mul<u8> for &'a U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: u8) -> U256

Performs the * operation. Read more
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impl Mul<u8> for U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: u8) -> U256

Performs the * operation. Read more
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impl<'a> Mul<usize> for &'a U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: usize) -> U256

Performs the * operation. Read more
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impl Mul<usize> for U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: usize) -> U256

Performs the * operation. Read more
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impl<'a> Mul for &'a U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: &'a U256) -> U256

Performs the * operation. Read more
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impl Mul for U256

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type Output = U256

The resulting type after applying the * operator.
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fn mul(self, other: U256) -> U256

Performs the * operation. Read more
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impl MulAssign<i16> for U256

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fn mul_assign(&mut self, other: i16)

Performs the *= operation. Read more
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impl MulAssign<i32> for U256

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fn mul_assign(&mut self, other: i32)

Performs the *= operation. Read more
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impl MulAssign<i64> for U256

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fn mul_assign(&mut self, other: i64)

Performs the *= operation. Read more
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impl MulAssign<i8> for U256

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fn mul_assign(&mut self, other: i8)

Performs the *= operation. Read more
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impl MulAssign<isize> for U256

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fn mul_assign(&mut self, other: isize)

Performs the *= operation. Read more
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impl MulAssign<u16> for U256

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fn mul_assign(&mut self, other: u16)

Performs the *= operation. Read more
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impl MulAssign<u32> for U256

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fn mul_assign(&mut self, other: u32)

Performs the *= operation. Read more
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impl MulAssign<u64> for U256

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fn mul_assign(&mut self, other: u64)

Performs the *= operation. Read more
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impl MulAssign<u8> for U256

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fn mul_assign(&mut self, other: u8)

Performs the *= operation. Read more
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impl MulAssign<usize> for U256

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fn mul_assign(&mut self, other: usize)

Performs the *= operation. Read more
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impl MulAssign for U256

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fn mul_assign(&mut self, other: U256)

Performs the *= operation. Read more
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impl Not for U256

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type Output = U256

The resulting type after applying the ! operator.
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fn not(self) -> U256

Performs the unary ! operation. Read more
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impl Num for U256

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type FromStrRadixErr = FromStrRadixErr

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fn from_str_radix( txt: &str, radix: u32 ) -> Result<U256, <U256 as Num>::FromStrRadixErr>

Convert from a string and radix (typically 2..=36). Read more
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impl One for U256

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fn one() -> U256

Returns the multiplicative identity element of Self, 1. Read more
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fn set_one(&mut self)

Sets self to the multiplicative identity element of Self, 1.
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fn is_one(&self) -> boolwhere Self: PartialEq,

Returns true if self is equal to the multiplicative identity. Read more
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impl Ord for U256

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fn cmp(&self, other: &U256) -> Ordering

This method returns an Ordering between self and other. Read more
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fn max(self, other: Self) -> Selfwhere Self: Sized,

Compares and returns the maximum of two values. Read more
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fn min(self, other: Self) -> Selfwhere Self: Sized,

Compares and returns the minimum of two values. Read more
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fn clamp(self, min: Self, max: Self) -> Selfwhere Self: Sized + PartialOrd,

Restrict a value to a certain interval. Read more
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impl PartialEq for U256

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fn eq(&self, other: &U256) -> bool

This method tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl PartialOrd for U256

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fn partial_cmp(&self, other: &U256) -> Option<Ordering>

This method returns an ordering between self and other values if one exists. Read more
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fn lt(&self, other: &Rhs) -> bool

This method tests less than (for self and other) and is used by the < operator. Read more
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fn le(&self, other: &Rhs) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator. Read more
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fn gt(&self, other: &Rhs) -> bool

This method tests greater than (for self and other) and is used by the > operator. Read more
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fn ge(&self, other: &Rhs) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator. Read more
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impl<'a, T> Rem<T> for &'a U256where T: Into<U256> + Copy,

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type Output = U256

The resulting type after applying the % operator.
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fn rem(self, other: T) -> U256

Performs the % operation. Read more
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impl<T> Rem<T> for U256where T: Into<U256> + Copy,

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type Output = U256

The resulting type after applying the % operator.
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fn rem(self, other: T) -> U256

Performs the % operation. Read more
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impl<T> RemAssign<T> for U256where T: Into<U256> + Copy,

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fn rem_assign(&mut self, other: T)

Performs the %= operation. Read more
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impl Serialize for U256

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fn serialize<S>( &self, serializer: S ) -> Result<<S as Serializer>::Ok, <S as Serializer>::Error>where S: Serializer,

Serialize this value into the given Serde serializer. Read more
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impl<'a, T> Shl<T> for &'a U256where T: Into<U256>,

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type Output = U256

The resulting type after applying the << operator.
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fn shl(self, shift: T) -> U256

Performs the << operation. Read more
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impl<T> Shl<T> for U256where T: Into<U256>,

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type Output = U256

The resulting type after applying the << operator.
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fn shl(self, shift: T) -> U256

Performs the << operation. Read more
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impl<T> ShlAssign<T> for U256where T: Into<U256>,

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fn shl_assign(&mut self, shift: T)

Performs the <<= operation. Read more
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impl<'a, T> Shr<T> for &'a U256where T: Into<U256>,

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type Output = U256

The resulting type after applying the >> operator.
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fn shr(self, shift: T) -> U256

Performs the >> operation. Read more
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impl<T> Shr<T> for U256where T: Into<U256>,

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type Output = U256

The resulting type after applying the >> operator.
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fn shr(self, shift: T) -> U256

Performs the >> operation. Read more
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impl<T> ShrAssign<T> for U256where T: Into<U256>,

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fn shr_assign(&mut self, shift: T)

Performs the >>= operation. Read more
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impl<'a, T> Sub<T> for &'a U256where T: Into<U256>,

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type Output = U256

The resulting type after applying the - operator.
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fn sub(self, other: T) -> U256

Performs the - operation. Read more
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impl<T> Sub<T> for U256where T: Into<U256>,

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type Output = U256

The resulting type after applying the - operator.
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fn sub(self, other: T) -> U256

Performs the - operation. Read more
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impl SubAssign for U256

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fn sub_assign(&mut self, other: U256)

Performs the -= operation. Read more
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impl<'a> TryFrom<&'a U512> for U256

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type Error = Error

The type returned in the event of a conversion error.
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fn try_from(value: &'a U512) -> Result<U256, Error>

Performs the conversion.
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impl TryFrom<U512> for U256

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type Error = Error

The type returned in the event of a conversion error.
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fn try_from(value: U512) -> Result<U256, Error>

Performs the conversion.
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impl TypeInfo for U256

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type Identity = U256

The type identifying for which type info is provided. Read more
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fn type_info() -> Type

Returns the static type identifier for Self.
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impl UpperHex for U256

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fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.
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impl Zero for U256

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fn zero() -> U256

Returns the additive identity element of Self, 0. Read more
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fn is_zero(&self) -> bool

Returns true if self is equal to the additive identity.
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fn set_zero(&mut self)

Sets self to the additive identity element of Self, 0.
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impl Copy for U256

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impl EncodeLike for U256

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impl Eq for U256

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impl StructuralEq for U256

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impl StructuralPartialEq for U256

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impl Unsigned for U256

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impl RefUnwindSafe for U256

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impl Send for U256

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impl Sync for U256

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impl Unpin for U256

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impl UnwindSafe for U256

Blanket Implementations§

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impl<T> Any for Twhere T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<A, T> AsBits<T> for Awhere A: AsRef<[T]>, T: BitStore,

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fn as_bits<O>(&self) -> &BitSlice<T, O> where O: BitOrder,

Views self as an immutable bit-slice region with the O ordering.
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fn try_as_bits<O>(&self) -> Result<&BitSlice<T, O>, BitSpanError<T>>where O: BitOrder,

Attempts to view self as an immutable bit-slice region with the O ordering. Read more
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impl<T, U> AsByteSlice<T> for Uwhere T: ToByteSlice, U: AsRef<[T]> + ?Sized,

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fn as_byte_slice(&self) -> &[u8]

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impl<T> Borrow<T> for Twhere T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for Twhere T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CallHasher for Twhere T: Hash + ?Sized,

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fn get_hash<H, B>(value: &H, build_hasher: &B) -> u64where H: Hash + ?Sized, B: BuildHasher,

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impl<T> Conv for T

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fn conv<T>(self) -> Twhere Self: Into<T>,

Converts self into T using Into<T>. Read more
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impl<T> DecodeAll for Twhere T: Decode,

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fn decode_all(input: &mut &[u8]) -> Result<T, Error>

Decode Self and consume all of the given input data. Read more
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impl<T> DecodeLimit for Twhere T: Decode,

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fn decode_all_with_depth_limit( limit: u32, input: &mut &[u8] ) -> Result<T, Error>

Decode Self and consume all of the given input data. Read more
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fn decode_with_depth_limit<I>(limit: u32, input: &mut I) -> Result<T, Error>where I: Input,

Decode Self with the given maximum recursion depth and advance input by the number of bytes consumed. Read more
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impl<T> DynClone for Twhere T: Clone,

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fn __clone_box(&self, _: Private) -> *mut ()

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impl<Q, K> Equivalent<K> for Qwhere Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
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impl<Q, K> Equivalent<K> for Qwhere Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more
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impl<T> FmtForward for T

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fn fmt_binary(self) -> FmtBinary<Self>where Self: Binary,

Causes self to use its Binary implementation when Debug-formatted.
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fn fmt_display(self) -> FmtDisplay<Self>where Self: Display,

Causes self to use its Display implementation when Debug-formatted.
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fn fmt_lower_exp(self) -> FmtLowerExp<Self>where Self: LowerExp,

Causes self to use its LowerExp implementation when Debug-formatted.
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fn fmt_lower_hex(self) -> FmtLowerHex<Self>where Self: LowerHex,

Causes self to use its LowerHex implementation when Debug-formatted.
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fn fmt_octal(self) -> FmtOctal<Self>where Self: Octal,

Causes self to use its Octal implementation when Debug-formatted.
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fn fmt_pointer(self) -> FmtPointer<Self>where Self: Pointer,

Causes self to use its Pointer implementation when Debug-formatted.
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fn fmt_upper_exp(self) -> FmtUpperExp<Self>where Self: UpperExp,

Causes self to use its UpperExp implementation when Debug-formatted.
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fn fmt_upper_hex(self) -> FmtUpperHex<Self>where Self: UpperHex,

Causes self to use its UpperHex implementation when Debug-formatted.
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fn fmt_list(self) -> FmtList<Self>where &'a Self: for<'a> IntoIterator,

Formats each item in a sequence. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for Twhere U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T, Outer> IsWrappedBy<Outer> for Twhere Outer: AsRef<T> + AsMut<T> + From<T>, T: From<Outer>,

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fn from_ref(outer: &Outer) -> &T

Get a reference to the inner from the outer.

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fn from_mut(outer: &mut Outer) -> &mut T

Get a mutable reference to the inner from the outer.

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impl<T> KeyedVec for Twhere T: Codec,

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fn to_keyed_vec(&self, prepend_key: &[u8]) -> Vec<u8>

Return an encoding of Self prepended by given slice.
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impl<T> Pipe for Twhere T: ?Sized,

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fn pipe<R>(self, func: impl FnOnce(Self) -> R) -> Rwhere Self: Sized,

Pipes by value. This is generally the method you want to use. Read more
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fn pipe_ref<'a, R>(&'a self, func: impl FnOnce(&'a Self) -> R) -> Rwhere R: 'a,

Borrows self and passes that borrow into the pipe function. Read more
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fn pipe_ref_mut<'a, R>(&'a mut self, func: impl FnOnce(&'a mut Self) -> R) -> Rwhere R: 'a,

Mutably borrows self and passes that borrow into the pipe function. Read more
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fn pipe_borrow<'a, B, R>(&'a self, func: impl FnOnce(&'a B) -> R) -> Rwhere Self: Borrow<B>, B: 'a + ?Sized, R: 'a,

Borrows self, then passes self.borrow() into the pipe function. Read more
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fn pipe_borrow_mut<'a, B, R>( &'a mut self, func: impl FnOnce(&'a mut B) -> R ) -> Rwhere Self: BorrowMut<B>, B: 'a + ?Sized, R: 'a,

Mutably borrows self, then passes self.borrow_mut() into the pipe function. Read more
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fn pipe_as_ref<'a, U, R>(&'a self, func: impl FnOnce(&'a U) -> R) -> Rwhere Self: AsRef<U>, U: 'a + ?Sized, R: 'a,

Borrows self, then passes self.as_ref() into the pipe function.
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fn pipe_as_mut<'a, U, R>(&'a mut self, func: impl FnOnce(&'a mut U) -> R) -> Rwhere Self: AsMut<U>, U: 'a + ?Sized, R: 'a,

Mutably borrows self, then passes self.as_mut() into the pipe function.
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fn pipe_deref<'a, T, R>(&'a self, func: impl FnOnce(&'a T) -> R) -> Rwhere Self: Deref<Target = T>, T: 'a + ?Sized, R: 'a,

Borrows self, then passes self.deref() into the pipe function.
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fn pipe_deref_mut<'a, T, R>( &'a mut self, func: impl FnOnce(&'a mut T) -> R ) -> Rwhere Self: DerefMut<Target = T> + Deref, T: 'a + ?Sized, R: 'a,

Mutably borrows self, then passes self.deref_mut() into the pipe function.
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impl<T> Pointable for T

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const ALIGN: usize = _

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T> Tap for T

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fn tap(self, func: impl FnOnce(&Self)) -> Self

Immutable access to a value. Read more
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fn tap_mut(self, func: impl FnOnce(&mut Self)) -> Self

Mutable access to a value. Read more
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fn tap_borrow<B>(self, func: impl FnOnce(&B)) -> Selfwhere Self: Borrow<B>, B: ?Sized,

Immutable access to the Borrow<B> of a value. Read more
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fn tap_borrow_mut<B>(self, func: impl FnOnce(&mut B)) -> Selfwhere Self: BorrowMut<B>, B: ?Sized,

Mutable access to the BorrowMut<B> of a value. Read more
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fn tap_ref<R>(self, func: impl FnOnce(&R)) -> Selfwhere Self: AsRef<R>, R: ?Sized,

Immutable access to the AsRef<R> view of a value. Read more
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fn tap_ref_mut<R>(self, func: impl FnOnce(&mut R)) -> Selfwhere Self: AsMut<R>, R: ?Sized,

Mutable access to the AsMut<R> view of a value. Read more
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fn tap_deref<T>(self, func: impl FnOnce(&T)) -> Selfwhere Self: Deref<Target = T>, T: ?Sized,

Immutable access to the Deref::Target of a value. Read more
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fn tap_deref_mut<T>(self, func: impl FnOnce(&mut T)) -> Selfwhere Self: DerefMut<Target = T> + Deref, T: ?Sized,

Mutable access to the Deref::Target of a value. Read more
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fn tap_dbg(self, func: impl FnOnce(&Self)) -> Self

Calls .tap() only in debug builds, and is erased in release builds.
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fn tap_mut_dbg(self, func: impl FnOnce(&mut Self)) -> Self

Calls .tap_mut() only in debug builds, and is erased in release builds.
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fn tap_borrow_dbg<B>(self, func: impl FnOnce(&B)) -> Selfwhere Self: Borrow<B>, B: ?Sized,

Calls .tap_borrow() only in debug builds, and is erased in release builds.
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fn tap_borrow_mut_dbg<B>(self, func: impl FnOnce(&mut B)) -> Selfwhere Self: BorrowMut<B>, B: ?Sized,

Calls .tap_borrow_mut() only in debug builds, and is erased in release builds.
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fn tap_ref_dbg<R>(self, func: impl FnOnce(&R)) -> Selfwhere Self: AsRef<R>, R: ?Sized,

Calls .tap_ref() only in debug builds, and is erased in release builds.
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fn tap_ref_mut_dbg<R>(self, func: impl FnOnce(&mut R)) -> Selfwhere Self: AsMut<R>, R: ?Sized,

Calls .tap_ref_mut() only in debug builds, and is erased in release builds.
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fn tap_deref_dbg<T>(self, func: impl FnOnce(&T)) -> Selfwhere Self: Deref<Target = T>, T: ?Sized,

Calls .tap_deref() only in debug builds, and is erased in release builds.
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fn tap_deref_mut_dbg<T>(self, func: impl FnOnce(&mut T)) -> Selfwhere Self: DerefMut<Target = T> + Deref, T: ?Sized,

Calls .tap_deref_mut() only in debug builds, and is erased in release builds.
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impl<T> ToOwned for Twhere T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T> ToString for Twhere T: Display + ?Sized,

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default fn to_string(&self) -> String

Converts the given value to a String. Read more
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impl<T> TryConv for T

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fn try_conv<T>(self) -> Result<T, Self::Error>where Self: TryInto<T>,

Attempts to convert self into T using TryInto<T>. Read more
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impl<T, U> TryFrom<U> for Twhere U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for Twhere U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<S, T> UncheckedInto<T> for Swhere T: UncheckedFrom<S>,

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fn unchecked_into(self) -> T

The counterpart to unchecked_from.
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impl<V, T> VZip<V> for Twhere V: MultiLane<T>,

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fn vzip(self) -> V

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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more
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impl<S> Codec for Swhere S: Decode + Encode,

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impl<T> DeserializeOwned for Twhere T: for<'de> Deserialize<'de>,

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impl<T, F> DomainCoeff<F> for Twhere F: FftField, T: Copy + Send + Sync + Add<Output = T> + Sub<Output = T> + AddAssign + SubAssign + Zero + MulAssign<F> + Debug + PartialEq,

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impl<T> EncodeLike<&&T> for Twhere T: Encode,

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impl<T> EncodeLike<&T> for Twhere T: Encode,

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impl<T> EncodeLike<&mut T> for Twhere T: Encode,

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impl<T> EncodeLike<Arc<T>> for Twhere T: Encode,

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impl<T> EncodeLike<Box<T>> for Twhere T: Encode,

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impl<'a, T> EncodeLike<Cow<'a, T>> for Twhere T: ToOwned + Encode,

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impl<T> EncodeLike<Rc<T>> for Twhere T: Encode,

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impl<S> FullCodec for Swhere S: Decode + FullEncode,

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impl<S> FullEncode for Swhere S: Encode + EncodeLike,

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impl<T> JsonSchemaMaybe for T

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impl<T> MaybeDebug for Twhere T: Debug,

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impl<T> MaybeRefUnwindSafe for Twhere T: RefUnwindSafe,

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impl<T> MaybeRefUnwindSafe for Twhere T: RefUnwindSafe,

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impl<T> NumAssign for Twhere T: Num + NumAssignOps,

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impl<T, Rhs> NumAssignOps<Rhs> for Twhere T: AddAssign<Rhs> + SubAssign<Rhs> + MulAssign<Rhs> + DivAssign<Rhs> + RemAssign<Rhs>,

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impl<T, Rhs, Output> NumOps<Rhs, Output> for Twhere T: Sub<Rhs, Output = Output> + Mul<Rhs, Output = Output> + Div<Rhs, Output = Output> + Add<Rhs, Output = Output> + Rem<Rhs, Output = Output>,

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impl<T> NumRef for Twhere T: Num + for<'r> NumOps<&'r T>,

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impl<T, Base> RefNum<Base> for Twhere T: NumOps<Base, Base> + for<'r> NumOps<&'r Base, Base>,

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impl<T> StaticTypeInfo for Twhere T: TypeInfo + 'static,