Function calculate_sha256

header-chain/src/utils.rs:11–15

(input: &[u8])

}

pub fn calculate_sha256(input: &[u8]) -> [u8; 32] {
    let mut hasher = Sha256::default();
    hasher.update(input);
    hasher.finalize().into()
}

/// Utility function to hash two nodes together
pub fn hash_pair(left: [u8; 32], right: [u8; 32]) -> [u8; 32] {