laantungir/nostr-tools
1
0
Fork 0
mirror of https://github.com/nbd-wtf/nostr-tools.git synced 2025-12-09 08:38:50 +00:00
Code Issues Packages Projects Releases Wiki Activity

added functions accountFromSeedWords, extendedKeysFromSeedWords and accountFromExtendedKey to nip06

Browse Source
This commit is contained in:
Anderson Juhasc
2024-05-25 10:59:45 -03:00
committed by fiatjaf_
parent 80df21d47f
commit 9f5984d78d
2 changed files with 85 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

47
nip06.ts
View File

@@ -3,13 +3,58 @@ import { wordlist } from '@scure/bip39/wordlists/english'
import { generateMnemonic, mnemonicToSeedSync, validateMnemonic } from '@scure/bip39'
import { HDKey } from '@scure/bip32'
const DERIVATION_PATH = `m/44'/1237'`
export function privateKeyFromSeedWords(mnemonic: string, passphrase?: string, accountIndex = 0): string {
let root = HDKey.fromMasterSeed(mnemonicToSeedSync(mnemonic, passphrase))
let privateKey = root.derive(`m/44'/1237'/${accountIndex}'/0/0`).privateKey
let privateKey = root.derive(`${DERIVATION_PATH}/${accountIndex}'/0/0`).privateKey
if (!privateKey) throw new Error('could not derive private key')
return bytesToHex(privateKey)
}
export function accountFromSeedWords(mnemonic: string, passphrase?: string, accountIndex = 0): {
privateKey: string,
publicKey: string,
} {
const root = HDKey.fromMasterSeed(mnemonicToSeedSync(mnemonic, passphrase))
const seed = root.derive(`${DERIVATION_PATH}/${accountIndex}'/0/0`)
const privateKey = bytesToHex(seed.privateKey!)
const publicKey = bytesToHex(seed.publicKey!.slice(1))
if (!privateKey && !publicKey) {
throw new Error('could not derive key pair')
}
return { privateKey, publicKey }
}
export function extendedKeysFromSeedWords(mnemonic: string, passphrase?: string, extendedAccountIndex = 0): {
privateExtendedKey: string,
publicExtendedKey: string
} {
let root = HDKey.fromMasterSeed(mnemonicToSeedSync(mnemonic, passphrase))
let seed = root.derive(`${DERIVATION_PATH}/${extendedAccountIndex}'`)
let privateExtendedKey = seed.privateExtendedKey
let publicExtendedKey = seed.publicExtendedKey
if (!privateExtendedKey && !publicExtendedKey) throw new Error('could not derive extended key pair')
return { privateExtendedKey, publicExtendedKey }
}
export function accountFromExtendedKey(base58key: string, accountIndex = 0): {
privateKey?: string,
publicKey: string
} {
let extendedKey = HDKey.fromExtendedKey(base58key)
let version = base58key.slice(0, 4)
let child = extendedKey.deriveChild(0).deriveChild(accountIndex)
let publicKey = bytesToHex(child.publicKey!.slice(1))
if (!publicKey) throw new Error('could not derive public key')
if (version === 'xprv') {
let privateKey = bytesToHex(child.privateKey!)
if (!privateKey) throw new Error('could not derive private key')
return { privateKey, publicKey }
}
return { publicKey }
}
export function generateSeedWords(): string {
return generateMnemonic(wordlist)
}