Struct zff::header::version2::HashValue

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pub struct HashValue { /* private fields */ }

Expand description

This is a part of the HashHeader. The HashValue-struct contains the appropriate hash algorithm and the hash. This struct has a version also.

Implementations

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impl HashValue

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pub fn new(
 version: u8,
 hash_type: HashType,
 hash: Vec<u8>,
 ed25519_signature: Option<[u8 ; 64]>
) -> HashValue

creates a new HashValue for the given parameters.

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pub fn new_empty(structure_version: u8, hash_type: HashType) -> HashValue

creates a new, empty HashValue for a given hashtype.

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pub fn hash_type(&self) -> &HashType

returns the type of hash as HashType.

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pub fn set_hash(&mut self, hash: Vec<u8>)

sets the hash value.

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pub fn hash(&self) -> &Vec<u8>

returns the underlying hash value

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pub fn set_ed25519_signature(&mut self, signature: [u8 ; 64])

sets the appropriate ed25519 signature

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pub fn ed25519_signature(&self) -> Option<[u8 ; 64]>

returns the appropriate signature

Trait Implementations

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impl Clone for HashValue

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fn clone(&self) -> HashValue

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 HashValue

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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 HeaderCoding for HashValue

type Item = HashValue

the return value for decode_content(), decode_directly(), decode_for_key();

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fn identifier() -> u32

returns the identifier (=Magic bytes) of the header.

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fn version(&self) -> u8

returns the version of the header.

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fn encode_header(&self) -> Vec<u8>

encodes the header.

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fn decode_content(data: Vec<u8>) -> Result<HashValue>

decodes the content of the header.

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fn header_size(&self) -> usize

returns the size of the encoded header (in bytes)

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fn encode_key<K: Into<String>>(key: K) -> Vec<u8>

encodes a given key.

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fn encode_directly(&self) -> Vec<u8>

encodes the (header) value/object directly (= without key).

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fn encode_for_key<K: Into<String>>(&self, key: K) -> Vec<u8>

encodes a key to the (header) value/object.

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fn decode_header_length<R: Read>(data: &mut R) -> Result<u64>

decodes the length of the header.

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fn check_identifier<R: Read>(data: &mut R) -> bool

checks if the read identifier is valid for this header.

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fn check_key_on_position<K: Into<String>, R: Read>(data: &mut R, key: K) -> bool

helper method to check, if the key is on position.

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fn decode_directly<R: Read>(data: &mut R) -> Result<Self::Item>

decodes the header directly.

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fn decode_for_key<K: Into<String>, R: Read>(
data: &mut R,
key: K
) -> Result<Self::Item>

decodes the header for the given key.

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impl PartialEq<HashValue> for HashValue

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

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

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

This method tests for !=.

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impl Eq for HashValue

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impl StructuralEq for HashValue

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impl StructuralPartialEq for HashValue

Auto Trait Implementations

impl RefUnwindSafe for HashValue

impl Send for HashValue

impl Sync for HashValue

impl Unpin for HashValue

impl UnwindSafe for HashValue

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,

const: unstable · source

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,

const: unstable · source

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

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into for T where
U: From<T>,

const: unstable · source

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<T> for T

type Output = T

Should always be Self

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impl<T> ToOwned for T where
T: Clone,

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)

🔬 This is a nightly-only experimental API. (toowned_clone_into)

Uses borrowed data to replace owned data, usually by cloning. Read more

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impl<T, U> TryFrom for T where
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>

Performs the conversion.

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impl<T, U> TryInto for T where
U: TryFrom<T>,

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

fn try_into(self) -> Result<U, >::Error>

Performs the conversion.

Struct zff::header::version2::HashValue

Implementations

impl HashValue

pub fn new( version: u8, hash_type: HashType, hash: Vec<u8>, ed25519_signature: Option<[u8; 64]>) -> HashValue

pub fn new_empty(structure_version: u8, hash_type: HashType) -> HashValue

pub fn hash_type(&self) -> &HashType

pub fn set_hash(&mut self, hash: Vec<u8>)

pub fn hash(&self) -> &Vec<u8>

pub fn set_ed25519_signature(&mut self, signature: [u8; 64])

pub fn ed25519_signature(&self) -> Option<[u8; 64]>

Trait Implementations

impl Clone for HashValue

fn clone(&self) -> HashValue

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

impl Debug for HashValue

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

impl HeaderCoding for HashValue

type Item = HashValue

fn identifier() -> u32

fn version(&self) -> u8

fn encode_header(&self) -> Vec<u8>

fn decode_content(data: Vec<u8>) -> Result<HashValue>

fn header_size(&self) -> usize

fn encode_key<K: Into<String>>(key: K) -> Vec<u8>

fn encode_directly(&self) -> Vec<u8>

fn encode_for_key<K: Into<String>>(&self, key: K) -> Vec<u8>

fn decode_header_length<R: Read>(data: &mut R) -> Result<u64>

fn check_identifier<R: Read>(data: &mut R) -> bool

fn check_key_on_position<K: Into<String>, R: Read>(data: &mut R, key: K) -> bool

fn decode_directly<R: Read>(data: &mut R) -> Result<Self::Item>

fn decode_for_key<K: Into<String>, R: Read>( data: &mut R, key: K) -> Result<Self::Item>

impl PartialEq<HashValue> for HashValue

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

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

impl Eq for HashValue

impl StructuralEq for HashValue

impl StructuralPartialEq for HashValue

Auto Trait Implementations

impl RefUnwindSafe for HashValue

impl Send for HashValue

impl Sync for HashValue

impl Unpin for HashValue

impl UnwindSafe for HashValue

Blanket Implementations

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

fn type_id(&self) -> TypeId

impl<T> Borrow<T> for T where T: ?Sized,

fn borrow(&self) -> &T

impl<T> BorrowMut<T> for T where T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

impl<T> From<T> for T

fn from(t: T) -> T

impl<T, U> Into<U> for T where U: From<T>,

fn into(self) -> U

impl<T> Same<T> for T

type Output = T

impl<T> ToOwned for T where T: Clone,

type Owned = T

fn to_owned(&self) -> T

fn clone_into(&self, target: &mut T)

impl<T, U> TryFrom<U> for T where U: Into<T>,

type Error = Infallible

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

impl<T, U> TryInto<U> for T where U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

impl<V, T> VZip<V> for T where V: MultiLane<T>,

fn vzip(self) -> V

pub fn new(
version: u8,
hash_type: HashType,
hash: Vec<u8>,
ed25519_signature: Option<[u8 ; 64]>
) -> HashValue

pub fn set_ed25519_signature(&mut self, signature: [u8 ; 64])

pub fn ed25519_signature(&self) -> Option<[u8 ; 64]>

fn decode_for_key<K: Into<String>, R: Read>(
data: &mut R,
key: K
) -> Result<Self::Item>

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

impl<T> Borrow<T> for T where
T: ?Sized,

impl<T> BorrowMut<T> for T where
T: ?Sized,

impl<T, U> Into<U> for T where
U: From<T>,

impl<T> ToOwned for T where
T: Clone,

impl<T, U> TryFrom<U> for T where
U: Into<T>,

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,

impl<V, T> VZip<V> for T where
V: MultiLane<T>,