Struct HashHelper 

pub struct HashHelper;

High-level hash helper providing convenient hashing operations

Implementations

impl HashHelper

pub fn sha256(data: &[u8]) -> [u8; 32]

Compute SHA-256 hash of raw bytes

pub fn sha256_hex(data: &[u8]) -> String

Compute SHA-256 hash of raw bytes and return as hex string

pub fn sha256_json(json_data: &Value) -> [u8; 32]

Compute SHA-256 hash of JSON data

pub fn sha256_json_hex(json_data: &Value) -> String

Compute SHA-256 hash of JSON data and return as hex string

pub fn bytes_to_hex(bytes: &[u8]) -> String

Convert bytes to hex string

pub fn hex_to_bytes(hex_str: &str) -> Result<Vec<u8>, FromHexError>

Convert hex string to bytes

pub fn hash_string(data: &str) -> [u8; 32]

Compute hash of string data

pub fn hash_string_hex(data: &str) -> String

Compute hash of string data and return as hex

pub fn double_hash(data: &[u8]) -> [u8; 32]

Create a double hash (hash of hash)

pub fn double_hash_hex(data: &[u8]) -> String

Create a double hash and return as hex

pub fn bytes_equal(a: &[u8], b: &[u8]) -> bool

Verify that two byte arrays are equal

pub fn verify_hash(data: &[u8], expected_hash: &[u8; 32]) -> bool

Verify hash matches expected value

pub fn verify_hash_hex(data: &[u8], expected_hex: &str) -> bool

Verify hash matches expected hex value

Trait Implementations

impl Clone for HashHelper

fn clone(&self) -> HashHelper

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for HashHelper

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

Formats the value using the given formatter.

impl Copy for HashHelper