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mirror of https://github.com/kremalicious/metamask-extension.git synced 2024-12-23 09:52:26 +01:00
This commit is contained in:
Bruno 2018-06-11 01:58:19 -04:00
parent 68d97211ff
commit 999b6bd24a

View File

@ -74,7 +74,7 @@ class TrezorKeyring extends EventEmitter {
for (let i = from; i < to; i++) {
this.accounts.push(this.getEthAddress(pathBase, i))
this.accounts.push(this._addressFromId(pathBase, i))
this.page = 0
}
resolve(this.accounts)
@ -85,7 +85,7 @@ class TrezorKeyring extends EventEmitter {
})
}
async getPage () {
getPage () {
return new Promise((resolve, reject) => {
return this.unlock()
@ -99,7 +99,7 @@ class TrezorKeyring extends EventEmitter {
for (let i = from; i < to; i++) {
accounts.push({
address: this.getEthAddress(pathBase, i),
address: this._addressFromId(pathBase, i),
balance: 0,
index: i,
})
@ -127,22 +127,6 @@ class TrezorKeyring extends EventEmitter {
return Promise.resolve(this.accounts.slice())
}
padLeftEven (hex) {
return hex.length % 2 !== 0 ? `0${hex}` : hex
}
cleanData (buf) {
return this.padLeftEven(ethUtil.bufferToHex(buf).substring(2).toLowerCase())
}
getEthAddress (pathBase, i) {
const dkey = this.hdk.derive(`${pathBase}/${i}`)
const address = ethUtil
.publicToAddress(dkey.publicKey, true)
.toString('hex')
return ethUtil.toChecksumAddress(address)
}
// tx is an instance of the ethereumjs-transaction class.
async signTransaction (address, tx) {
@ -152,12 +136,12 @@ class TrezorKeyring extends EventEmitter {
const txData = {
account,
nonce: this.cleanData(tx.nonce),
gasPrice: this.cleanData(tx.gasPrice),
gasLimit: this.cleanData(tx.gasLimit),
to: this.cleanData(tx.to),
value: this.cleanData(tx.value),
data: this.cleanData(tx.data),
nonce: this._cleanData(tx.nonce),
gasPrice: this._cleanData(tx.gasPrice),
gasLimit: this._cleanData(tx.gasLimit),
to: this._cleanData(tx.to),
value: this._cleanData(tx.value),
data: this._cleanData(tx.data),
chainId: tx._chainId,
}
@ -204,41 +188,12 @@ class TrezorKeyring extends EventEmitter {
// For personal_sign, we need to prefix the message:
async signPersonalMessage (withAccount, message) {
// Waiting on trezor to enable this
throw new Error('Not supported on this device')
/*
await this.lock.acquire()
try {
// Look before we leap
await this._checkCorrectTrezorAttached()
let accountId = await this._findAddressId(withAccount)
let eth = await this._getEth()
let msgHex = ethUtil.stripHexPrefix(message)
let TrezorSig = await eth.signPersonalMessage(
this._derivePath(accountId),
msgHex
)
let signature = this._personalToRawSig(TrezorSig)
// Since look before we leap check is racy, also check that signature is for account expected
let addressSignedWith = sigUtil.recoverPersonalSignature({
data: message,
sig: signature,
})
if (addressSignedWith.toLowerCase() !== withAccount.toLowerCase()) {
throw new Error(
`Signature is for ${addressSignedWith} but expected ${withAccount} - is the correct Trezor device attached?`
)
}
return signature
} finally {
await this.lock.release()
} */
}
async signTypedData (withAccount, typedData) {
// Waiting on trezor to enable this
throw new Error('Not supported on this device')
}
@ -246,46 +201,20 @@ class TrezorKeyring extends EventEmitter {
throw new Error('Not supported on this device')
}
async _findAddressId (addr) {
const result = this.accounts.indexOf(addr)
if (result === -1) throw new Error('Unknown address')
else return result
_padLeftEven (hex) {
return hex.length % 2 !== 0 ? `0${hex}` : hex
}
async _addressFromId (i) {
/* Must be called with lock acquired
const eth = await this._getEth()
return (await eth.getAddress(this._derivePath(i))).address*/
const result = this.accounts[i]
if (!result) throw new Error('Unknown address')
else return result
_cleanData (buf) {
return this._padLeftEven(ethUtil.bufferToHex(buf).substring(2).toLowerCase())
}
async _checkCorrectTrezorAttached () {
return true
/* Must be called with lock acquired
if (this.accounts.length > 0) {
const expectedFirstAccount = this.accounts[0]
let actualFirstAccount = await this._addressFromId(0)
if (expectedFirstAccount !== actualFirstAccount) {
throw new Error(
`Incorrect Trezor device attached - expected device containg account ${expectedFirstAccount}, but found ${actualFirstAccount}`
)
}
}*/
}
_derivePath (i) {
return this.hdPath + '/' + i
}
_personalToRawSig (TrezorSig) {
var v = TrezorSig['v'] - 27
v = v.toString(16)
if (v.length < 2) {
v = '0' + v
}
return '0x' + TrezorSig['r'] + TrezorSig['s'] + v
_addressFromId(pathBase, i) {
const dkey = this.hdk.derive(`${pathBase}/${i}`)
const address = ethUtil
.publicToAddress(dkey.publicKey, true)
.toString('hex')
return ethUtil.toChecksumAddress(address)
}
}