4eb36c0 · hyper-wallet-lib

Changed files (5) +118 -0

.gitignore +2 -0

identity.js +47 -0

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	1	// identity.js - Identity Management Wrapper
	2	//
	3	// Wraps keet-identity-key for consistent API
	4
	5	import KeetIdentityKey from 'keet-identity-key'
	6
	7	/**
	8	* Identity wrapper
	9	* Provides consistent API for identity management and exposes mnemonic for WDK
	10	*/
	11	class IdentityKey {
	12	/**
	13	* Create identity from mnemonic
	14	* @param {Object} options - { mnemonic }
	15	* @returns {IdentityKey} - Identity instance with mnemonic exposed
	16	*/
	17	static async from({ mnemonic }) {
	18	const identity = await KeetIdentityKey.from({ mnemonic })
	19
	20	// Expose mnemonic for WDK (WDK needs the mnemonic to derive keys)
	21	identity.mnemonic = mnemonic
	22
	23	return identity
	24	}
	25
	26	/**
	27	* Verify device attestation proof
	28	* @param {Buffer} proof - Attestation proof
	29	* @returns {Boolean} - True if valid
	30	*/
	31	static verify(proof) {
	32	return KeetIdentityKey.verify(proof)
	33	}
	34
	35	/**
	36	* Attest new device
	37	* @param {Buffer} devicePublicKey - Device public key
	38	* @param {Object} signingDevice - Device with signing authority
	39	* @param {Buffer} previousProof - Previous attestation proof
	40	* @returns {Buffer} - New attestation proof
	41	*/
	42	static attest(devicePublicKey, signingDevice, previousProof) {
	43	return KeetIdentityKey.attest(devicePublicKey, signingDevice, previousProof)
	44	}
	45	}
	46
	47	export default IdentityKey

index.js +6 -0

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	1	// hyper-wallet-lib - Shared library for hyper-wallet
	2	//
	3	// Provides identity management and secure storage
	4
	5	export { default as IdentityKey } from './identity.js'
	6	export * from './secure-storage.js'

package.json +20 -0

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	1	{
	2	"name": "hyper-wallet-lib",
	3	"version": "1.0.0",
	4	"description": "Shared library for hyper-wallet - identity and secure storage",
	5	"type": "module",
	6	"main": "index.js",
	7	"exports": {
	8	".": "./index.js",
	9	"./identity": "./identity.js",
	10	"./secure-storage": "./secure-storage.js"
	11	},
	12	"dependencies": {
	13	"keet-identity-key": "^3.1.0",
	14	"keytar": "^7.9.0"
	15	},
	16	"peerDependencies": {
	17	"bare-fs": "*",
	18	"bare-path": "*"
	19	}
	20	}

secure-storage.js +43 -0

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	1	// secure-storage.js - Secure Mnemonic Storage
	2	//
	3	// Uses OS keychain for secure mnemonic storage:
	4	// - macOS: Keychain Access
	5	// - Linux: libsecret (GNOME Keyring, KDE Wallet)
	6	// - Windows: Credential Vault
	7
	8	import keytar from 'keytar'
	9
	10	const SERVICE_NAME = 'hyper-wallet'
	11	const ACCOUNT_NAME = 'mnemonic'
	12
	13	/**
	14	* Store mnemonic securely in OS keychain
	15	* @param {String} mnemonic - BIP39 mnemonic phrase
	16	*/
	17	export async function storeMnemonic(mnemonic) {
	18	await keytar.setPassword(SERVICE_NAME, ACCOUNT_NAME, mnemonic)
	19	}
	20
	21	/**
	22	* Retrieve mnemonic from OS keychain
	23	* @returns {String\|null} - Mnemonic or null if not found
	24	*/
	25	export async function loadMnemonic() {
	26	return await keytar.getPassword(SERVICE_NAME, ACCOUNT_NAME)
	27	}
	28
	29	/**
	30	* Delete mnemonic from OS keychain
	31	*/
	32	export async function deleteMnemonic() {
	33	await keytar.deletePassword(SERVICE_NAME, ACCOUNT_NAME)
	34	}
	35
	36	/**
	37	* Check if wallet is initialized (mnemonic exists in keychain)
	38	* @returns {Boolean}
	39	*/
	40	export async function isInitialized() {
	41	const mnemonic = await loadMnemonic()
	42	return mnemonic !== null
	43	}