Enum tendermint::hash::Hash

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pub enum Hash {
    Sha256([u8; 32]),
    None,
}
Expand description

Hash digests

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Sha256([u8; 32])

SHA-256 hashes

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None

Empty hash

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impl Hash

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pub fn from_bytes(alg: Algorithm, bytes: &[u8]) -> Result<Hash, Error>

Create a new Hash with the given algorithm type

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pub fn from_hex_upper(alg: Algorithm, s: &str) -> Result<Hash, Error>

Decode a Hash from upper-case hexadecimal

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pub fn algorithm(self) -> Algorithm

Return the digest algorithm used to produce this hash

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

Borrow the Hash as a byte slice

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pub fn is_empty(&self) -> bool

Convenience function to check for Hash::None

Trait Implementations§

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impl AsRef<[u8]> for Hash

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

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

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fn clone(&self) -> Hash

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 Hash

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

Formats the value using the given formatter. Read more
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impl Default for Hash

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fn default() -> Hash

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

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

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

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

Formats the value using the given formatter. Read more
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impl From<Hash> for Bytes

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fn from(h: Hash) -> Self

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

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fn from(value: Hash) -> Self

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

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type Err = Error

The associated error which can be returned from parsing.
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fn from_str(s: &str) -> Result<Self, Error>

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

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

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 Ord for Hash

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

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

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

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

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

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fn eq(&self, other: &Hash) -> 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 Hash

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fn partial_cmp(&self, other: &Hash) -> 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 Protobuf<Vec<u8>> for Hash

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fn encode<B>(self, buf: &mut B) -> Result<(), Error>
where B: BufMut,

Encode into a buffer in Protobuf format. Read more
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fn encode_length_delimited<B>(self, buf: &mut B) -> Result<(), Error>
where B: BufMut,

Encode with a length-delimiter to a buffer in Protobuf format. Read more
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fn decode<B>(buf: B) -> Result<Self, Error>
where B: Buf,

Constructor that attempts to decode an instance from a buffer. Read more
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fn decode_length_delimited<B>(buf: B) -> Result<Self, Error>
where B: Buf,

Constructor that attempts to decode a length-delimited instance from the buffer. Read more
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fn encoded_len(self) -> usize

Returns the encoded length of the message without a length delimiter. Read more
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fn encode_vec(self) -> Vec<u8>

Encodes into a Protobuf-encoded Vec<u8>.
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fn decode_vec(v: &[u8]) -> Result<Self, Error>

Constructor that attempts to decode a Protobuf-encoded instance from a Vec<u8> (or equivalent).
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fn encode_length_delimited_vec(self) -> Vec<u8>

Encode with a length-delimiter to a Vec<u8> Protobuf-encoded message.
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fn decode_length_delimited_vec(v: &[u8]) -> Result<Self, Error>

Constructor that attempts to decode a Protobuf-encoded instance with a length-delimiter from a Vec<u8> or equivalent.
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impl Serialize for Hash

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

Serialize this value into the given Serde serializer. Read more
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impl TryFrom<Bytes> for Hash

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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: Bytes) -> Result<Self, Self::Error>

Performs the conversion.
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impl TryFrom<Vec<u8>> for Hash

Default conversion from Vec<u8> is SHA256 Hash or None

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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: Vec<u8>) -> Result<Self, Self::Error>

Performs the conversion.
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impl Copy for Hash

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impl Eq for Hash

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impl StructuralPartialEq for Hash

Auto Trait Implementations§

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impl Freeze for Hash

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impl RefUnwindSafe for Hash

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impl Send for Hash

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impl Sync for Hash

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impl Unpin for Hash

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impl UnwindSafe for Hash

Blanket Implementations§

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where 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 T
where 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> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where 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> Same for T

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type Output = T

Should always be Self
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impl<T> ToHex for T
where T: AsRef<[u8]>,

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fn encode_hex<U>(&self) -> U
where U: FromIterator<char>,

Encode the hex strict representing self into the result. Lower case letters are used (e.g. f9b4ca)
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fn encode_hex_upper<U>(&self) -> U
where U: FromIterator<char>,

Encode the hex strict representing self into the result. Upper case letters are used (e.g. F9B4CA)
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impl<T> ToOwned for T
where 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 T
where 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, U> TryFrom<U> for T
where 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 T
where 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<T> DeserializeOwned for T
where T: for<'de> Deserialize<'de>,