Struct bigint2::U256

#[repr(C)]
pub struct U256(_);

Represents an unsigned 256-bit integer.

Methods

impl U256

fn zero() -> U256

Zero value of U256.

fn one() -> U256

One value of U256.

fn max_value() -> U256

Maximum value of U256.

fn min_value() -> U256

Minimum value of U256.

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

Add two U256 with overflowing. The same as M256::add.

fn underflowing_sub(self, other: U256) -> (U256, bool)

Substract two U256 with underflowing. The same as M256::sub.

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

Multiply two U256 with overflowing. The same as M256::mul.

fn bits(&self) -> usize

Bits needed to represent this value.

fn log2floor(&self) -> usize

Equals floor(log2(*)). This is always an integer.

Trait Implementations

impl Eq for U256

impl PartialEq for U256

fn eq(&self, __arg_0: &U256) -> bool

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

fn ne(&self, __arg_0: &U256) -> bool

This method tests for !=.

impl Debug for U256

fn fmt(&self, __arg_0: &mut Formatter) -> Result

Formats the value using the given formatter.

impl Copy for U256

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 Hash for U256

fn hash<__H: Hasher>(&self, __arg_0: &mut __H)

Feeds this value into the given [Hasher].

fn hash_slice<H>(data: &[Self], state: &mut H) where
    H: Hasher, 

Feeds a slice of this type into the given [Hasher].

impl Default for U256

fn default() -> U256

Returns the "default value" for a type.

impl FromStr for U256

type Err = ParseHexError

The associated error which can be returned from parsing.

fn from_str(s: &str) -> Result<U256, ParseHexError>

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

impl From<bool> for U256

fn from(val: bool) -> U256

Performs the conversion.

impl From<u64> for U256

fn from(val: u64) -> U256

Performs the conversion.

impl Into<u64> for U256

fn into(self) -> u64

Performs the conversion.

impl From<usize> for U256

fn from(val: usize) -> U256

Performs the conversion.

impl Into<usize> for U256

fn into(self) -> usize

Performs the conversion.

impl<'a> From<&'a [u8]> for U256

fn from(val: &'a [u8]) -> U256

Performs the conversion.

impl From<[u8; 32]> for U256

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

Performs the conversion.

impl Into<[u8; 32]> for U256

fn into(self) -> [u8; 32]

Performs the conversion.

impl Into<[u32; 8]> for U256

fn into(self) -> [u32; 8]

Performs the conversion.

impl From<[u32; 8]> for U256

fn from(val: [u32; 8]) -> U256

Performs the conversion.

impl Ord for U256

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

This method returns an Ordering between self and other.

impl PartialOrd for U256

fn partial_cmp(&self, other: &U256) -> 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 BitAnd<U256> for U256

type Output = U256

The resulting type after applying the & operator

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

The method for the & operator

impl BitOr<U256> for U256

type Output = U256

The resulting type after applying the | operator

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

The method for the | operator

impl BitXor<U256> for U256

type Output = U256

The resulting type after applying the ^ operator

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

The method for the ^ operator

impl Shl<usize> for U256

type Output = U256

The resulting type after applying the << operator

fn shl(self, shift: usize) -> U256

The method for the << operator

impl Shr<usize> for U256

type Output = U256

The resulting type after applying the >> operator

fn shr(self, shift: usize) -> U256

The method for the >> operator

impl Add<U256> for U256

type Output = U256

The resulting type after applying the + operator

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

The method for the + operator

impl Sub<U256> for U256

type Output = U256

The resulting type after applying the - operator

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

The method for the - operator

impl Mul<U256> for U256

type Output = U256

The resulting type after applying the * operator

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

The method for the * operator

impl Div for U256

type Output = U256

The resulting type after applying the / operator

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

The method for the / operator

impl Rem for U256

type Output = U256

The resulting type after applying the % operator

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

The method for the % operator

impl Not for U256

type Output = U256

The resulting type after applying the ! operator

fn not(self) -> U256

The method for the unary ! operator

impl LowerHex for U256

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

Formats the value using the given formatter.

impl UpperHex for U256

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

Formats the value using the given formatter.