Struct Fingerprint 

pub struct Fingerprint(/* private fields */);

A fingerprint

Implementations

impl Fingerprint

pub fn from_byte_array(bytes: [u8; 4]) -> Self

Constructs a new Self by wrapping bytes.

pub fn as_byte_array(&self) -> &[u8; 4]

Returns a reference the underlying byte array.

pub fn to_byte_array(self) -> [u8; 4]

Returns the underlying byte array.

pub fn to_vec(self) -> Vec<u8>

Copies the underlying bytes into a new Vec.

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

Returns a slice of the underlying bytes.

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

Converts the object to a raw pointer.

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

Converts the object to a mutable raw pointer.

pub fn len(&self) -> usize

Returns the length of the object as an array.

pub fn is_empty(&self) -> bool

Returns whether the object, as an array, is empty. Always false.

impl Fingerprint

pub fn from_hex(s: &str) -> Result<Self, DecodeFixedLengthBytesError>

Constructs a new Self from a hex string.

Errors

Returns an error if s contains invalid characters or has incorrect length. (Should be N * 2.)

Trait Implementations

impl<'a> Arbitrary<'a> for Fingerprint

Available on crate feature arbitrary only.

fn arbitrary(u: &mut Unstructured<'a>) -> Result<Self>

Generate an arbitrary value of Self from the given unstructured data.

fn arbitrary_take_rest(u: Unstructured<'a>) -> Result<Self, Error>

Generate an arbitrary value of Self from the entirety of the given unstructured data.

fn size_hint(depth: usize) -> (usize, Option<usize>)

Get a size hint for how many bytes out of an Unstructured this type needs to construct itself.

fn try_size_hint( depth: usize, ) -> Result<(usize, Option<usize>), MaxRecursionReached>

Get a size hint for how many bytes out of an Unstructured this type needs to construct itself.

impl AsMut<[u8; 4]> for Fingerprint

fn as_mut(&mut self) -> &mut [u8; 4]

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

impl AsMut<[u8]> for Fingerprint

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

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

impl AsRef<[u8; 4]> for Fingerprint

fn as_ref(&self) -> &[u8; 4]

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

impl AsRef<[u8]> for Fingerprint

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

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

impl Borrow<[u8; 4]> for Fingerprint

fn borrow(&self) -> &[u8; 4]

Immutably borrows from an owned value.

impl Borrow<[u8]> for Fingerprint

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

Immutably borrows from an owned value.

impl BorrowMut<[u8; 4]> for Fingerprint

fn borrow_mut(&mut self) -> &mut [u8; 4]

Mutably borrows from an owned value.

impl BorrowMut<[u8]> for Fingerprint

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

Mutably borrows from an owned value.

impl Clone for Fingerprint

fn clone(&self) -> Fingerprint

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for Fingerprint

impl Debug for Fingerprint

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

Formats the value using the given formatter.

impl Default for Fingerprint

fn default() -> Fingerprint

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for Fingerprint

Available on crate feature serde only.

fn deserialize<D: Deserializer<'de>>(d: D) -> Result<Fingerprint, D::Error>

Deserialize this value from the given Serde deserializer.

impl Display for Fingerprint

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

Formats the value using the given formatter.

impl Eq for Fingerprint

impl<'a> From<&'a [u8; 4]> for Fingerprint

fn from(data: &'a [u8; 4]) -> Self

Converts to this type from the input type.

impl<'a> From<[u8; 4]> for Fingerprint

fn from(data: [u8; 4]) -> Self

Converts to this type from the input type.

impl FromStr for Fingerprint

type Err = DecodeFixedLengthBytesError

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 Hash for Fingerprint

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

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 Fingerprint

where [u8]: Index<I>,

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

The returned type after indexing.

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

Performs the indexing (container[index]) operation.

impl LowerHex for Fingerprint

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

Formats the value using the given formatter.

impl Ord for Fingerprint

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

This method returns an Ordering between self and other.

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

where Self: Sized,

Compares and returns the maximum of two values.

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

where Self: Sized,

Compares and returns the minimum of two values.

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

where Self: Sized,

Restrict a value to a certain interval.

impl PartialEq for Fingerprint

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

Tests for self and other values to be equal, and is used by ==.

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

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

impl PartialOrd for Fingerprint

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

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

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

Tests less than (for self and other) and is used by the < operator.

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

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

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

Tests greater than (for self and other) and is used by the > operator.

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

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

impl Serialize for Fingerprint

Available on crate feature serde only.

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

Serialize this value into the given Serde serializer.

impl StructuralPartialEq for Fingerprint

impl<'a> TryFrom<&'a [u8]> for Fingerprint

type Error = TryFromSliceError

The type returned in the event of a conversion error.

fn try_from(data: &'a [u8]) -> Result<Self, Self::Error>

Performs the conversion.

impl UpperHex for Fingerprint

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

Formats the value using the given formatter.