Struct primitive_types::H128

#[repr(C)]
pub struct H128(pub [u8; 16]);

Fixed-size uninterpreted hash type with 16 bytes (128 bits) size.

Tuple Fields

0: [u8; 16]

Implementations

impl H128

pub const fn repeat_byte(byte: u8) -> H128

Returns a new fixed hash where all bits are set to the given byte.

pub const fn zero() -> H128

Returns a new zero-initialized fixed hash.

pub const fn len_bytes() -> usize

Returns the size of this hash in bytes.

pub fn as_bytes(&self) -> &[u8]

Extracts a byte slice containing the entire fixed hash.

pub fn as_bytes_mut(&mut self) -> &mut [u8]

Extracts a mutable byte slice containing the entire fixed hash.

pub const fn as_fixed_bytes(&self) -> &[u8; 16]

Extracts a reference to the byte array containing the entire fixed hash.

pub fn as_fixed_bytes_mut(&mut self) -> &mut [u8; 16]

Extracts a reference to the byte array containing the entire fixed hash.

pub const fn to_fixed_bytes(self) -> [u8; 16]

Returns the inner bytes array.

pub fn as_ptr(&self) -> *const u8

Returns a constant raw pointer to the value.

pub fn as_mut_ptr(&mut self) -> *mut u8

Returns a mutable raw pointer to the value.

pub fn assign_from_slice(&mut self, src: &[u8])

Assign the bytes from the byte slice src to self.

Note

The given bytes are interpreted in big endian order.

Panics

If the length of src and the number of bytes in self do not match.

pub fn from_slice(src: &[u8]) -> Self

Create a new fixed-hash from the given slice src.

Note

The given bytes are interpreted in big endian order.

Panics

If the length of src and the number of bytes in Self do not match.

pub fn covers(&self, b: &Self) -> bool

Returns true if all bits set in b are also set in self.

pub fn is_zero(&self) -> bool

Returns true if no bits are set.

Trait Implementations

impl AsMut<[u8]> for H128

fn as_mut(&mut self) -> &mut [u8]

Converts this type into a mutable reference of the (usually inferred) input type.

impl AsRef<[u8]> for H128

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

Converts this type into a shared reference of the (usually inferred) input type.

impl<'l, 'r> BitAnd<&'r H128> for &'l H128

type Output = H128

The resulting type after applying the & operator.

fn bitand(self, rhs: &'r H128) -> Self::Output

Performs the & operation.

impl BitAnd<H128> for H128

type Output = H128

The resulting type after applying the & operator.

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

Performs the & operation.

impl<'r> BitAndAssign<&'r H128> for H128

fn bitand_assign(&mut self, rhs: &'r H128)

Performs the &= operation.

impl BitAndAssign<H128> for H128

fn bitand_assign(&mut self, rhs: H128)

Performs the &= operation.

impl<'l, 'r> BitOr<&'r H128> for &'l H128

type Output = H128

The resulting type after applying the | operator.

fn bitor(self, rhs: &'r H128) -> Self::Output

Performs the | operation.

impl BitOr<H128> for H128

type Output = H128

The resulting type after applying the | operator.

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

Performs the | operation.

impl<'r> BitOrAssign<&'r H128> for H128

fn bitor_assign(&mut self, rhs: &'r H128)

Performs the |= operation.

impl BitOrAssign<H128> for H128

fn bitor_assign(&mut self, rhs: H128)

Performs the |= operation.

impl<'l, 'r> BitXor<&'r H128> for &'l H128

type Output = H128

The resulting type after applying the ^ operator.

fn bitxor(self, rhs: &'r H128) -> Self::Output

Performs the ^ operation.

impl BitXor<H128> for H128

type Output = H128

The resulting type after applying the ^ operator.

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

Performs the ^ operation.

impl<'r> BitXorAssign<&'r H128> for H128

fn bitxor_assign(&mut self, rhs: &'r H128)

Performs the ^= operation.

impl BitXorAssign<H128> for H128

fn bitxor_assign(&mut self, rhs: H128)

Performs the ^= operation.

impl Clone for H128

fn clone(&self) -> H128

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for H128

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

Formats the value using the given formatter.

impl Default for H128

fn default() -> Self

Returns the “default value” for a type.

impl Display for H128

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

Formats the value using the given formatter.

impl<'a> From<&'a [u8; 16]> for H128

fn from(bytes: &'a [u8; 16]) -> Self

Constructs a hash type from the given reference to the bytes array of fixed length.

Note

The given bytes are interpreted in big endian order.

impl<'a> From<&'a mut [u8; 16]> for H128

fn from(bytes: &'a mut [u8; 16]) -> Self

Constructs a hash type from the given reference to the mutable bytes array of fixed length.

Note

The given bytes are interpreted in big endian order.

impl From<[u8; 16]> for H128

fn from(bytes: [u8; 16]) -> Self

Constructs a hash type from the given bytes array of fixed length.

Note

The given bytes are interpreted in big endian order.

impl From<H128> for [u8; 16]

fn from(s: H128) -> Self

Converts to this type from the input type.

impl Hash for H128

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

Feeds this value into the given Hasher.

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

Feeds a slice of this type into the given Hasher.

impl<I> Index<I> for H128where
    I: SliceIndex<[u8]>,

type Output = <I as SliceIndex<[u8]>>::Output

The returned type after indexing.

fn index(&self, index: I) -> &I::Output

Performs the indexing (container[index]) operation.

impl<I> IndexMut<I> for H128where
    I: SliceIndex<[u8], Output = [u8]>,

fn index_mut(&mut self, index: I) -> &mut I::Output

Performs the mutable indexing (container[index]) operation.

impl LowerHex for H128

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

Formats the value using the given formatter.

impl Ord for H128

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

This method returns an Ordering between self and other.

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

Compares and returns the maximum of two values.

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

Compares and returns the minimum of two values.

fn clamp(self, min: Self, max: Self) -> Selfwhere
    Self: Sized + PartialOrd<Self>,

Restrict a value to a certain interval.

impl PartialEq<H128> for H128

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: &Rhs) -> bool

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

impl PartialOrd<H128> for H128

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 UpperHex for H128

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

Formats the value using the given formatter.

impl Copy for H128

impl Eq for H128