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add calc_hash

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Hatter Jiang
2020-04-20 00:34:51 +08:00
parent dbb46bc18a
commit ea6c70a305
1 changed files with 5 additions and 4 deletions
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9
btc-address/src/main.rs
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@@ -70,13 +70,14 @@ fn make_btc_address(public_key: &PublicKey) -> String {
} }
fn calc_sha256(i: &[u8]) -> Vec<u8> { fn calc_sha256(i: &[u8]) -> Vec<u8> {
let mut hasher = Sha256::default(); calc_hash(Sha256::default(), i)
hasher.input(&i);
hasher.fixed_result().to_vec()
} }
fn calc_ripemd160(i: &[u8]) -> Vec<u8> { fn calc_ripemd160(i: &[u8]) -> Vec<u8> {
let mut hasher = Ripemd160::default(); calc_hash(Ripemd160::default(), i)
}
fn calc_hash<T>(mut hasher: T, i: &[u8]) -> Vec<u8> where T: Input + FixedOutput {
hasher.input(&i); hasher.input(&i);
hasher.fixed_result().to_vec() hasher.fixed_result().to_vec()
} }