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Store prefix of output script hash

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Roman Zeyde 2018-04-12 21:57:05 +03:00
parent 5ed0db6957
commit 9996e3a4f7
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GPG key ID: 87CAE5FA46917CBB
1 changed files with 7 additions and 6 deletions
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13
src/index.rs
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@ -44,7 +44,7 @@ fn full_hash(hash: &Sha256dHash) -> FullHash {
#[derive(Serialize, Deserialize)]
struct TxOutKey {
code: u8,
script_hash: FullHash,
script_hash_prefix: HashPrefix,
txid_prefix: HashPrefix,
}
@ -65,13 +65,14 @@ struct TxValue {
confirmed_height: u32,
}
fn digest(data: &[u8]) -> FullHash {
fn digest(data: &[u8]) -> HashPrefix {
let mut hash = FullHash::default();
let mut sha2 = Sha256::new();
sha2.input(data);
let mut hash = [0u8; HASH_LEN];
sha2.result(&mut hash);
hash
let mut prefix = HashPrefix::default();
prefix.copy_from_slice(&hash[..HASH_PREFIX_LEN]);
prefix
}
fn txin_row(input: &txn::TxIn, txid: &Sha256dHash) -> Row {
@ -91,7 +92,7 @@ fn txout_row(output: &txn::TxOut, txid: &Sha256dHash) -> Row {
Row {
key: bincode::serialize(&TxOutKey {
code: b'O',
script_hash: digest(&output.script_pubkey[..]),
script_hash_prefix: digest(&output.script_pubkey[..]),
txid_prefix: hash_prefix(&txid),
}).unwrap(),
value: vec![],