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Use HD key for taddrs

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This commit is contained in:
Aditya Kulkarni
2019-09-20 14:44:51 -07:00
parent b0f7d8fcf6
commit fd90013653
1 changed files with 10 additions and 2 deletions
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12
src/lightwallet/mod.rs
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@@ -47,6 +47,7 @@ use sha2::{Sha256, Digest};
pub mod data;
pub mod extended_key;
use extended_key::{KeyIndex, ExtendedPrivKey};
const ANCHOR_OFFSET: u32 = 1;
@@ -161,9 +162,16 @@ impl LightWallet {
Language::English).unwrap().entropy());
}
// TODO: HD-derive the address instead straight from the seed.
// TODO: This only reads one key for now
let tpk = secp256k1::SecretKey::from_slice(&seed_bytes).unwrap();
println!("{}", hex::encode(seed_bytes));
let ext_t_key = ExtendedPrivKey::with_seed(&seed_bytes).unwrap();
let tpk = ext_t_key
.derive_private_key(KeyIndex::hardened_from_normalize_index(44).unwrap()).unwrap()
.derive_private_key(KeyIndex::hardened_from_normalize_index(1).unwrap()).unwrap() // TODO: Cointype
.derive_private_key(KeyIndex::hardened_from_normalize_index(0).unwrap()).unwrap()
.derive_private_key(KeyIndex::Normal(0)).unwrap()
.derive_private_key(KeyIndex::Normal(0)).unwrap()
.private_key;
// Derive only the first address
// TODO: We need to monitor addresses, and always keep 1 "free" address, so