Struct grin_core::core::compact_block::CompactBlock

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pub struct CompactBlock {
    pub header: BlockHeader,
    pub nonce: u64,
    /* private fields */
}
Expand description

Compact representation of a full block. Each input/output/kernel is represented as a short_id. A node is reasonably likely to have already seen all tx data (tx broadcast before block) and can go request missing tx data from peers if necessary to hydrate a compact block into a full block.

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§header: BlockHeader

The header with metadata and commitments to the rest of the data

§nonce: u64

Nonce for connection specific short_ids

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impl CompactBlock

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pub fn kern_ids(&self) -> &[ShortId]

Get kern_ids

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pub fn kern_full(&self) -> &[TxKernel]

Get full (coinbase) kernels

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pub fn out_full(&self) -> &[Output]

Get full (coinbase) outputs

Trait Implementations§

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impl Clone for CompactBlock

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fn clone(&self) -> CompactBlock

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 CompactBlock

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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<Block> for CompactBlock

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fn from(block: Block) -> Self

Converts to this type from the input type.
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impl From<UntrustedCompactBlock> for CompactBlock

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fn from(ucb: UntrustedCompactBlock) -> Self

Converts to this type from the input type.
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impl Into<CompactBlockBody> for CompactBlock

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fn into(self) -> CompactBlockBody

Converts this type into the (usually inferred) input type.
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impl Readable for CompactBlock

Implementation of Readable for a compact block, defines how to read a compact block from a binary stream.

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fn read<R: Reader>(reader: &mut R) -> Result<CompactBlock, Error>

Reads the data necessary to this Readable from the provided reader
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impl Writeable for CompactBlock

Implementation of Writeable for a compact block, defines how to write the block to a binary writer. Differentiates between writing the block for the purpose of full serialization and the one of just extracting a hash.

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fn write<W: Writer>(&self, writer: &mut W) -> Result<(), Error>

Write the data held by this Writeable to the provided writer
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impl DefaultHashable for CompactBlock

Auto Trait Implementations§

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> CloneAny for T
where T: Any + Clone,

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fn clone_any(&self) -> Box<dyn CloneAny>

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fn clone_any_send(&self) -> Box<dyn CloneAny + Send>
where T: Send,

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fn clone_any_sync(&self) -> Box<dyn CloneAny + Sync>
where T: Sync,

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fn clone_any_send_sync(&self) -> Box<dyn CloneAny + Send + Sync>
where T: Send + Sync,

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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<D> Hashed for D
where D: DefaultHashable,

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fn hash(&self) -> Hash

Obtain the hash of the object
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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> PMMRIndexHashable for T
where T: DefaultHashable,

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fn hash_with_index(&self, index: u64) -> Hash

Hash with a given index
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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<H> ShortIdentifiable for H
where H: Hashed,

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fn short_id(&self, hash: &Hash, nonce: u64) -> ShortId

Generate a short_id via the following -

  • extract k0/k1 from block_hash hashed with the nonce (first two u64 values) * initialize a siphasher24 with k0/k1
    • self.hash() passing in the siphasher24 instance
    • drop the 2 most significant bytes (to return a 6 byte short_id)
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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, 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> DebugAny for T
where T: Any + Debug,

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impl<T> UnsafeAny for T
where T: Any,