Differential D11668 Diff 34138 src/rust/bitcoinsuite-core/src/hash.rs

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				// Copyright (c) 2022 The Bitcoin developers
				// Distributed under the MIT software license, see the accompanying
				// file COPYING or http://www.opensource.org/licenses/mit-license.php.

				//! Structs storing the results of cryptographic hash functions.

				/// Hash of the SHA-256 algorithm as defined by NIST.
				///
				/// Bitcoin usually uses the double-Sha256 (see [`Sha256d`]) for hashes,
				/// mostly block hashes, tx hashes and txids.
				#[derive(Debug)]
				pub struct Sha256([u8; 32]);

				/// SHA-256 algorithm applied twice (i.e. sha256(sha256(x))), see
				/// [`Sha256`].
				///
				/// This is the most commonly used hash in Bitcoin, most prominently for
				/// block hashes, tx hashes and txids.
				#[derive(Debug)]
				pub struct Sha256d([u8; 32]);