Struct un_prim::U256

pub struct U256 { /* private fields */ }

256-bit unsigned integer represented as little-endian byte order.

use un_prim::*;

let x: U256 = 100u8.into();
assert_eq!(100u8, x.into());

Implementations

impl U256

pub fn to_str_radix(&self, radix: u32) -> String

convert this type into radix string.

pub fn from_str_radix(s: &str, radix: u32) -> Result<Self, String>

Convert string into this type by given radix.

impl U256

pub const SIZE: usize = 32usize

Bytes size of this type.

pub const BITS: u32 = 256u32

Bit size of this type.

pub const MIN: U256 = _

Minimum value of this type.

pub const MAX: U256 = _

Maximum value of this type.

pub fn zero() -> Self

Return zero representation of this types.

pub fn one() -> Self

Return one representation of this types.

pub fn is_zero(&self) -> bool

Return true if this is zero.

pub fn is_one(&self) -> bool

Return true if this is one.

pub fn from_le_bytes(bytes: [u8; 32]) -> Self

Create this type from little endian bytes.

pub fn from_be_bytes(bytes: [u8; 32]) -> Self

Create this type from big endian bytes.

pub fn to_le_bytes(&self) -> [u8; 32]

Return the little endian representation of this type.

pub fn to_be_bytes(&self) -> [u8; 32]

Return the big endian representation of this type.

pub fn to_le(&self) -> Self

Convert this type to little endian.

pub fn to_be(&self) -> Self

Convert this type to big endian.

pub fn leading_zeros(&self) -> u32

Return count of leading zeros.

pub fn trailing_zeros(&self) -> u32

Return count of trailing zeros.

pub fn leading_ones(&self) -> u32

Return count of leading ones.

pub fn trailing_ones(&self) -> u32

Return count of trailing ones.

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

Add two number and return the sum along with the carry.

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

Subtract two number and return the sum along with the borrow.

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

Return product of two number after multiplication and bool indicating overflow.

pub fn div_rem(&self, rhs: Self) -> (Self, Self)

Divide two numbers and return tuple of the quotient and remainder.

pub fn overflowing_shl(&self, n: u32) -> (Self, bool)

Shift left and return the result along with boolean indicating overflow.

pub fn overflowing_shr(&self, n: u32) -> (Self, bool)

Shift right and return the result along with boolean indicating overflow.

Trait Implementations

impl Add<U256> for U256

type Output = U256

The resulting type after applying the + operator.

fn add(self, other: U256) -> U256

Performs the + operation.

impl AddAssign<U256> for U256

fn add_assign(&mut self, other: U256)

Performs the += operation.

impl Binary for U256

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

Formats the value using the given formatter.

impl BitAnd<U256> for U256

type Output = U256

The resulting type after applying the & operator.

fn bitand(self, rhs: Self) -> Self::Output

Performs the & operation.

impl BitAndAssign<U256> for U256

fn bitand_assign(&mut self, rhs: Self)

Performs the &= operation.

impl BitOr<U256> for U256

type Output = U256

The resulting type after applying the | operator.

fn bitor(self, rhs: Self) -> Self::Output

Performs the | operation.

impl BitOrAssign<U256> for U256

fn bitor_assign(&mut self, rhs: Self)

Performs the |= operation.

impl BitXor<U256> for U256

type Output = U256

The resulting type after applying the ^ operator.

fn bitxor(self, rhs: Self) -> Self::Output

Performs the ^ operation.

impl BitXorAssign<U256> for U256

fn bitxor_assign(&mut self, rhs: Self)

Performs the ^= operation.

impl Clone for U256

fn clone(&self) -> U256

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for U256

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

Formats the value using the given formatter.

impl Default for U256

fn default() -> Self

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for U256

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

Deserialize this value from the given Serde deserializer.

impl Display for U256

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

Formats the value using the given formatter.

impl Div<U256> for U256

type Output = U256

The resulting type after applying the / operator.

fn div(self, other: U256) -> U256

Performs the / operation.

impl DivAssign<U256> for U256

fn div_assign(&mut self, other: U256)

Performs the /= operation.

impl From<U256> for i128

fn from(x: U256) -> Self

Converts to this type from the input type.

impl From<U256> for i16

fn from(x: U256) -> Self

Converts to this type from the input type.

impl From<U256> for i32

fn from(x: U256) -> Self

Converts to this type from the input type.

impl From<U256> for i64

fn from(x: U256) -> Self

Converts to this type from the input type.

impl From<U256> for i8

fn from(x: U256) -> Self

Converts to this type from the input type.

impl From<U256> for isize

fn from(x: U256) -> Self

Converts to this type from the input type.

impl From<U256> for u128

fn from(x: U256) -> Self

Converts to this type from the input type.

impl From<U256> for u16

fn from(x: U256) -> Self

Converts to this type from the input type.

impl From<U256> for u32

fn from(x: U256) -> Self

Converts to this type from the input type.

impl From<U256> for u64

fn from(x: U256) -> Self

Converts to this type from the input type.

impl From<U256> for u8

fn from(x: U256) -> Self

Converts to this type from the input type.

impl From<U256> for usize

fn from(x: U256) -> Self

Converts to this type from the input type.

impl From<i128> for U256

fn from(x: i128) -> Self

Converts to this type from the input type.

impl From<i16> for U256

fn from(x: i16) -> Self

Converts to this type from the input type.

impl From<i32> for U256

fn from(x: i32) -> Self

Converts to this type from the input type.

impl From<i64> for U256

fn from(x: i64) -> Self

Converts to this type from the input type.

impl From<i8> for U256

fn from(x: i8) -> Self

Converts to this type from the input type.

impl From<isize> for U256

fn from(x: isize) -> Self

Converts to this type from the input type.

impl From<u128> for U256

fn from(x: u128) -> Self

Converts to this type from the input type.

impl From<u16> for U256

fn from(x: u16) -> Self

Converts to this type from the input type.

impl From<u32> for U256

fn from(x: u32) -> Self

Converts to this type from the input type.

impl From<u64> for U256

fn from(x: u64) -> Self

Converts to this type from the input type.

impl From<u8> for U256

fn from(x: u8) -> Self

Converts to this type from the input type.

impl From<usize> for U256

fn from(x: usize) -> Self

Converts to this type from the input type.

impl FromStr for U256

type Err = String

The associated error which can be returned from parsing.

fn from_str(s: &str) -> Result<Self, Self::Err>

Parses a string s to return a value of this type.

impl Mul<U256> for U256

type Output = U256

The resulting type after applying the * operator.

fn mul(self, other: U256) -> U256

Performs the * operation.

impl MulAssign<U256> for U256

fn mul_assign(&mut self, other: U256)

Performs the *= operation.

impl Not for U256

type Output = U256

The resulting type after applying the ! operator.

fn not(self) -> Self::Output

Performs the unary ! operation.

impl Octal for U256

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

Formats the value using the given formatter.

impl Ord for U256

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

This method returns an Ordering between self and other.

fn clamp(self, min: Self, max: Self) -> Self where
    Self: Sized, 

Restrict a value to a certain interval.

fn max(self, other: Self) -> Self

Compares and returns the maximum of two values.

fn min(self, other: Self) -> Self

Compares and returns the minimum of two values.

impl PartialEq<U256> for U256

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

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Self) -> bool

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

impl PartialOrd<U256> for U256

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

This method returns an ordering between self and other values if one exists.

fn lt(&self, other: &Rhs) -> bool

This method tests less than (for self and other) and is used by the < operator.

fn le(&self, other: &Rhs) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator.

fn gt(&self, other: &Rhs) -> bool

This method tests greater than (for self and other) and is used by the > operator.

fn ge(&self, other: &Rhs) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator.

impl Rem<U256> for U256

type Output = U256

The resulting type after applying the % operator.

fn rem(self, other: U256) -> Self

Performs the % operation.

impl RemAssign<U256> for U256

fn rem_assign(&mut self, other: U256)

Performs the %= operation.

impl Serialize for U256

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

Serialize this value into the given Serde serializer.

impl Shl<u32> for U256

type Output = U256

The resulting type after applying the << operator.

fn shl(self, n: u32) -> Self::Output

Performs the << operation.

impl ShlAssign<u32> for U256

fn shl_assign(&mut self, n: u32)

Performs the <<= operation.

impl Shr<u32> for U256

type Output = U256

The resulting type after applying the >> operator.

fn shr(self, n: u32) -> Self::Output

Performs the >> operation.

impl ShrAssign<u32> for U256

fn shr_assign(&mut self, n: u32)

Performs the >>= operation.

impl Sub<U256> for U256

type Output = U256

The resulting type after applying the - operator.

fn sub(self, other: U256) -> U256

Performs the - operation.

impl SubAssign<U256> for U256

fn sub_assign(&mut self, other: U256)

Performs the -= operation.

impl Copy for U256

impl Eq for U256