Struct PotOutput 

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

Proof of time output, can be intermediate checkpoint or final slot output

Implementations

impl PotOutput

pub const SIZE: usize = 16usize

Size in bytes

pub fn derive_global_challenge(&self, slot: SlotNumber) -> Blake3Hash

Derives the global challenge from the output and slot

pub fn seed(&self) -> PotSeed

Derive seed from proof of time in case entropy injection is not needed

pub fn seed_with_entropy(&self, entropy: &Blake3Hash) -> PotSeed

Derive seed from proof of time with entropy injection

pub fn derive_pot_entropy(&self, solution_chunk: &RecordChunk) -> Blake3Hash

Derive proof of time entropy from chunk and proof of time for injection purposes

pub fn shard_membership_entropy(&self) -> ShardMembershipEntropy

Derive shard membership entropy

pub const fn slice_from_repr(value: &[[u8; 16]]) -> &[Self]

Convenient conversion from slice of underlying representation for efficiency purposes

pub const fn repr_from_slice(value: &[Self]) -> &[[u8; 16]]

Convenient conversion to slice of underlying representation for efficiency purposes

Trait Implementations

impl AsMut<[u8; 16]> for PotOutput

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

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

impl AsRef<[u8; 16]> for PotOutput

fn as_ref(&self) -> &[u8; 16]

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

impl Clone for PotOutput

fn clone(&self) -> PotOutput

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for PotOutput

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

Formats the value using the given formatter.

impl Decode for PotOutput

fn decode<__CodecInputEdqy: Input>( __codec_input_edqy: &mut __CodecInputEdqy, ) -> Result<Self, Error>

Attempt to deserialise the value from input.

fn decode_into<I>( input: &mut I, dst: &mut MaybeUninit<Self>, ) -> Result<DecodeFinished, Error>

where I: Input,

Attempt to deserialize the value from input into a pre-allocated piece of memory.

fn skip<I>(input: &mut I) -> Result<(), Error>

where I: Input,

Attempt to skip the encoded value from input.

fn encoded_fixed_size() -> Option<usize>

Returns the fixed encoded size of the type.

impl Default for PotOutput

fn default() -> PotOutput

Returns the “default value” for a type.

impl Deref for PotOutput

type Target = [u8; 16]

The resulting type after dereferencing.

fn deref(&self) -> &Self::Target

Dereferences the value.

impl DerefMut for PotOutput

fn deref_mut(&mut self) -> &mut Self::Target

Mutably dereferences the value.

impl<'de> Deserialize<'de> for PotOutput

Available on crate feature serde only.

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

where D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Display for PotOutput

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

Formats the value using the given formatter.

impl Encode for PotOutput

fn size_hint(&self) -> usize

If possible give a hint of expected size of the encoding.

fn encode_to<__CodecOutputEdqy: Output + ?Sized>( &self, __codec_dest_edqy: &mut __CodecOutputEdqy, )

Convert self to a slice and append it to the destination.

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

Convert self to an owned vector.

fn using_encoded<__CodecOutputReturn, __CodecUsingEncodedCallback: FnOnce(&[u8]) -> __CodecOutputReturn>( &self, f: __CodecUsingEncodedCallback, ) -> __CodecOutputReturn

Convert self to a slice and then invoke the given closure with it.

fn encoded_size(&self) -> usize

Calculates the encoded size.

impl From<[u8; 16]> for PotOutput

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

Converts to this type from the input type.

impl From<PotOutput> for [u8; 16]

fn from(value: PotOutput) -> Self

Converts to this type from the input type.

impl Hash for PotOutput

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 MaxEncodedLen for PotOutput

fn max_encoded_len() -> usize

Upper bound, in bytes, of the maximum encoded size of this item.

impl PartialEq for PotOutput

fn eq(&self, other: &PotOutput) -> 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 Serialize for PotOutput

Available on crate feature serde only.

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

where S: Serializer,

Serialize this value into the given Serde serializer.

impl TrivialType for PotOutput

where [u8; 16]: TrivialType,

const METADATA: &[u8]

Data structure metadata in binary form, describing shape and types of the contents, see [IoTypeMetadataKind] for encoding details.

const SIZE: u32 = _

unsafe fn read_unaligned(bytes: &[u8]) -> Option<Self>

Read unaligned value from memory.

unsafe fn read_unaligned_unchecked(bytes: &[u8]) -> Self

Similar to [Self::read_unaligned()], but doesn’t do any checks at all.

unsafe fn from_bytes(bytes: &[u8]) -> Option<&Self>

Create a reference to a type, which is represented by provided memory.

unsafe fn from_bytes_unchecked(bytes: &[u8]) -> &Self

Similar to [Self::from_bytes()], but doesn’t do any checks at all.

unsafe fn from_bytes_mut(bytes: &mut [u8]) -> Option<&mut Self>

Create a mutable reference to a type, which is represented by provided memory.

unsafe fn from_bytes_mut_unchecked(bytes: &mut [u8]) -> &mut Self

Similar to [Self::from_bytes_mut()], but doesn’t do any checks at all.

fn as_bytes(&self) -> &[u8; { _ }]

Access the underlying byte representation of a data structure

unsafe fn as_bytes_mut(&mut self) -> &mut [u8; { _ }]

Access the underlying mutable byte representation of a data structure.

impl Copy for PotOutput

impl EncodeLike for PotOutput

impl Eq for PotOutput

impl StructuralPartialEq for PotOutput