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Move cryptographic hashing procedures to crypto folder. (#2306)

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Step towards https://github.com/paritytech/polkadot-sdk/issues/1975

As reported
https://github.com/paritytech/polkadot-sdk/issues/1975#issuecomment-1774534225
I'd like to encapsulate crypto related stuff in a dedicated folder.

Currently all cryptographic primitive wrappers are all sparsed in
`substrate/core` which contains "misc core" stuff.

To simplify the process, as the first step with this PR I propose to
move the cryptographic hashing there.

The `substrate/crypto` folder was already created to contains `ec-utils`
crate.

Notes:
- rename `sp-core-hashing` to `sp-crypto-hashing`
- rename `sp-core-hashing-proc-macro` to `sp-crypto-hashing-proc-macro`
- As the crates name is changed I took the freedom to restart fresh from
version 0.1.0 for both crates

---------

Co-authored-by: Robert Hambrock <roberthambrock@gmail.com>
This commit is contained in:
Davide Galassi
2024-01-23 00:36:14 +01:00
committed by GitHub
parent 95ff9b2c54
commit 4c10fd2a41
96 changed files with 484 additions and 326 deletions
Download Patch File Download Diff File Expand all files Collapse all files
substrate/primitives/io/src/lib.rs
+8 -8
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@@ -1251,42 +1251,42 @@ pub trait Crypto {
pub trait Hashing {
/// Conduct a 256-bit Keccak hash.
fn keccak_256(data: &[u8]) -> [u8; 32] {
sp_core::hashing::keccak_256(data)
sp_crypto_hashing::keccak_256(data)
}
/// Conduct a 512-bit Keccak hash.
fn keccak_512(data: &[u8]) -> [u8; 64] {
sp_core::hashing::keccak_512(data)
sp_crypto_hashing::keccak_512(data)
}
/// Conduct a 256-bit Sha2 hash.
fn sha2_256(data: &[u8]) -> [u8; 32] {
sp_core::hashing::sha2_256(data)
sp_crypto_hashing::sha2_256(data)
}
/// Conduct a 128-bit Blake2 hash.
fn blake2_128(data: &[u8]) -> [u8; 16] {
sp_core::hashing::blake2_128(data)
sp_crypto_hashing::blake2_128(data)
}
/// Conduct a 256-bit Blake2 hash.
fn blake2_256(data: &[u8]) -> [u8; 32] {
sp_core::hashing::blake2_256(data)
sp_crypto_hashing::blake2_256(data)
}
/// Conduct four XX hashes to give a 256-bit result.
fn twox_256(data: &[u8]) -> [u8; 32] {
sp_core::hashing::twox_256(data)
sp_crypto_hashing::twox_256(data)
}
/// Conduct two XX hashes to give a 128-bit result.
fn twox_128(data: &[u8]) -> [u8; 16] {
sp_core::hashing::twox_128(data)
sp_crypto_hashing::twox_128(data)
}
/// Conduct two XX hashes to give a 64-bit result.
fn twox_64(data: &[u8]) -> [u8; 8] {
sp_core::hashing::twox_64(data)
sp_crypto_hashing::twox_64(data)
}
}