rename pass2keypair to pass_to_keypair

This commit is contained in:
luk.lu
2022-07-23 10:08:31 +08:00
parent dc16f3758b
commit 3dee1c63dd

View File

@@ -1,110 +1,150 @@
const crypto = require('crypto');
const nacl = require('tweetnacl');
const bs58check = require('bs58check');
const { keccak256 } = require('js-sha3');
const Secword = require('bitcore-mnemonic'); // https://bitcore.io/api/mnemonic/ https://github.com/bitpay/bitcore-mnemonic
const crypto = require('crypto')
const nacl = require('tweetnacl')
const bs58check = require('bs58check')
const { keccak256 } = require('js-sha3')
const Secword = require('bitcore-mnemonic') // https://bitcore.io/api/mnemonic/ https://github.com/bitpay/bitcore-mnemonic
// const bip39 = require('bip39') // https://github.com/bitcoinjs/bip39 // 有更多语言,但不方便选择语言,也不能使用 pass
// const HDKey = require('hdkey') // https://github.com/cryptocoinjs/hdkey // 或者用 bitcore-mnemonic 或者 ethers 里的相同功能
// 全部以hex为默认输入输出格式方便人的阅读以及方便函数之间统一接口
const my = {};
my.HASHER = 'sha256'; // 默认的哈希算法。could be md5, sha1, sha256, sha512, ripemd160。 可用 Crypto.getHashes/Ciphers/Curves() 查看支持的种类。
my.HASHER_LIST = crypto.getHashes();
my.CIPHER = 'aes-256-cfb'; // 默认的加解密算法
my.CIPHER_LIST = crypto.getCiphers();
my.CURVE = 'secp256k1'; // 默认的ECDH曲线用于把私钥转成公钥。
my.CURVE_LIST = ['secp256k1']; // crypto.getCurves() 引入到浏览器里后出错,不支持 getCurves.
my.OUTPUT = 'hex'; // 默认的哈希或加密的输入格式
my.OUTPUT_LIST = ['hex', 'latin1', 'base64']; // or 'buf' to Buffer explicitly
my.INPUT = 'utf8'; // 默认的加密方法的明文格式。utf8 能够兼容 latin1, ascii 的情形
my.INPUT_LIST = ['utf8', 'ascii', 'latin1']; // ignored for Buffer/TypedArray/DataView
my.COIN = 'BTC'; // 默认的币种
my.COIN_LIST = ['TIC', 'BTC', 'ETH'];
my.CHAINNET = 'mainnet'; // 默认的链网
const my = {}
my.HASHER = 'sha256' // 默认的哈希算法。could be md5, sha1, sha256, sha512, ripemd160。 可用 Crypto.getHashes/Ciphers/Curves() 查看支持的种类。
my.HASHER_LIST = crypto.getHashes()
my.CIPHER = 'aes-256-cfb' // 默认的加解密算法
my.CIPHER_LIST = crypto.getCiphers()
my.CURVE = 'secp256k1' // 默认的ECDH曲线用于把私钥转成公钥。
my.CURVE_LIST = ['secp256k1'] // crypto.getCurves() 引入到浏览器里后出错,不支持 getCurves.
my.OUTPUT = 'hex' // 默认的哈希或加密的输入格式
my.OUTPUT_LIST = ['hex', 'latin1', 'base64'] // or 'buf' to Buffer explicitly
my.INPUT = 'utf8' // 默认的加密方法的明文格式。utf8 能够兼容 latin1, ascii 的情形
my.INPUT_LIST = ['utf8', 'ascii', 'latin1'] // ignored for Buffer/TypedArray/DataView
my.COIN = 'BTC' // 默认的币种
my.COIN_LIST = ['TIC', 'BTC', 'ETH']
my.CHAINNET = 'mainnet' // 默认的链网
module.exports = {
hash: function (data, option) { // data can be anything, but converts to string or remains be Buffer/TypedArray/DataView
if (typeof(data) !== 'boolean' && data !== Infinity) {
option = option || {};
if (typeof (data) !== 'string' && !(data instanceof Buffer) && !(data instanceof DataView))
data = JSON.stringify(data);
if (option.salt && typeof (option.salt) === 'string')
data = data + this.hash(option.salt);
let hasher = my.HASHER_LIST.indexOf(option.hasher) >= 0 ? option.hasher : my.HASHER; // 默认为 sha256.
let inputEncoding = my.INPUT_LIST.indexOf(option.input) >= 0 ? option.input : my.INPUT; // 'utf8', 'ascii' or 'latin1' for string data, default to utf8 if not specified; ignored for Buffer, TypedArray, or DataView.
let outputEncoding = (option.output === 'buf') ? undefined : (my.OUTPUT_LIST.indexOf(option.output) >= 0 ? option.output : my.OUTPUT); // option.output: 留空=》默认输出hex格式或者手动指定 'buf', hex', 'latin1' or 'base64'
return crypto.createHash(hasher).update(data, inputEncoding).digest(outputEncoding);
hash: function (data, option) {
// data can be anything, but converts to string or remains be Buffer/TypedArray/DataView
if (typeof data !== 'boolean' && data !== Infinity) {
option = option || {}
if (
typeof data !== 'string' &&
!(data instanceof Buffer) &&
!(data instanceof DataView)
)
data = JSON.stringify(data)
if (option.salt && typeof option.salt === 'string')
data = data + this.hash(option.salt)
let hasher =
my.HASHER_LIST.indexOf(option.hasher) >= 0 ? option.hasher : my.HASHER // 默认为 sha256.
let inputEncoding =
my.INPUT_LIST.indexOf(option.input) >= 0 ? option.input : my.INPUT // 'utf8', 'ascii' or 'latin1' for string data, default to utf8 if not specified; ignored for Buffer, TypedArray, or DataView.
let outputEncoding =
option.output === 'buf'
? undefined
: my.OUTPUT_LIST.indexOf(option.output) >= 0
? option.output
: my.OUTPUT // option.output: 留空=》默认输出hex格式或者手动指定 'buf', hex', 'latin1' or 'base64'
return crypto
.createHash(hasher)
.update(data, inputEncoding)
.digest(outputEncoding)
}
return null;
}
,
return null
},
isHashable: function (data, option) {
option = option || {};
option = option || {}
if (option.strict) {
return data && typeof (data) !== 'boolean' && data !== Infinity; // 允许大多数数据,除了空值、布尔值、无限数
return data && typeof data !== 'boolean' && data !== Infinity // 允许大多数数据,除了空值、布尔值、无限数
}
return typeof (data) !== 'undefined'; // 允许一切数据,除非 undefined
}
,
return typeof data !== 'undefined' // 允许一切数据,除非 undefined
},
isHash: function (hash, option) {
option = option || {};
option.hasher = my.HASHER_LIST.indexOf(option.hasher) >= 0 ? option.hasher : my.HASHER;
option = option || {}
option.hasher =
my.HASHER_LIST.indexOf(option.hasher) >= 0 ? option.hasher : my.HASHER
switch (option.hasher) {
case 'sha256': return /^[a-fA-F0-9]{64}$/.test(hash);
case 'md5': return /^[a-fA-F0-9]{32}$/.test(hash);
case 'ripemd160': case 'sha1': return /^[a-fA-F0-9]{40}$/.test(hash);
case 'sha512': return /^[a-fA-F0-9]{128}$/.test(hash);
case 'sha256':
return /^[a-fA-F0-9]{64}$/.test(hash)
case 'md5':
return /^[a-fA-F0-9]{32}$/.test(hash)
case 'ripemd160':
case 'sha1':
return /^[a-fA-F0-9]{40}$/.test(hash)
case 'sha512':
return /^[a-fA-F0-9]{128}$/.test(hash)
}
return false;
}
,
return false
},
encrypt: function (data, pwd, option) {
if (this.isHashable(data) && typeof (pwd) === 'string') {
option = option || {};
let inputEncoding = my.INPUT_LIST.indexOf(option.input) >= 0 ? option.input : my.INPUT; // 'utf8' by default, 'ascii', 'latin1' for string or ignored for Buffer/TypedArray/DataView
let outputEncoding = (option.output === 'buf') ? undefined : (my.OUTPUT_LIST.indexOf(option.output) >= 0 ? option.output : my.OUTPUT); // 'latin1', 'base64', 'hex' by default or 'buf' to Buffer explicitly
if (this.isHashable(data) && typeof pwd === 'string') {
option = option || {}
let inputEncoding =
my.INPUT_LIST.indexOf(option.input) >= 0 ? option.input : my.INPUT // 'utf8' by default, 'ascii', 'latin1' for string or ignored for Buffer/TypedArray/DataView
let outputEncoding =
option.output === 'buf'
? undefined
: my.OUTPUT_LIST.indexOf(option.output) >= 0
? option.output
: my.OUTPUT // 'latin1', 'base64', 'hex' by default or 'buf' to Buffer explicitly
let cipher = crypto.createCipher(
my.CIPHER_LIST.indexOf(option.cipher) >= 0 ? option.cipher : my.CIPHER,
this.hash(pwd, option)); //哈希加盐
if (typeof (data) !== 'string' && !(data instanceof Buffer) && !(data instanceof DataView))
data = JSON.stringify(data);
let encrypted = cipher.update(data, inputEncoding, outputEncoding);
encrypted += cipher.final(outputEncoding); // 但是 Buffer + Buffer 还是会变成string
return encrypted;
this.hash(pwd, option)
) //哈希加盐
if (
typeof data !== 'string' &&
!(data instanceof Buffer) &&
!(data instanceof DataView)
)
data = JSON.stringify(data)
let encrypted = cipher.update(data, inputEncoding, outputEncoding)
encrypted += cipher.final(outputEncoding) // 但是 Buffer + Buffer 还是会变成string
return encrypted
}
return null;
}
,
decrypt: function (data, pwd, option) { // data 应当是 encrypt 输出的数据类型
if (data && (typeof (data) === 'string' || data instanceof Buffer) && typeof (pwd) === 'string') {
option = option || {};
let inputEncoding = my.OUTPUT_LIST.indexOf(option.input) >= 0 ? option.input : my.OUTPUT; // input (=output of encrypt) could be 'latin1', 'base64', 'hex' by default for string or ignored for Buffer
let outputEncoding = (option.output === 'buf') ? undefined : (my.INPUT_LIST.indexOf(option.output) >= 0 ? option.output : my.INPUT); // output (=input of encrypt) could be 'latin1', 'ascii', 'utf8' by default or 'buf' to Buffer explicitly
return null
},
decrypt: function (data, pwd, option) {
// data 应当是 encrypt 输出的数据类型
if (
data &&
(typeof data === 'string' || data instanceof Buffer) &&
typeof pwd === 'string'
) {
option = option || {}
let inputEncoding =
my.OUTPUT_LIST.indexOf(option.input) >= 0 ? option.input : my.OUTPUT // input (=output of encrypt) could be 'latin1', 'base64', 'hex' by default for string or ignored for Buffer
let outputEncoding =
option.output === 'buf'
? undefined
: my.INPUT_LIST.indexOf(option.output) >= 0
? option.output
: my.INPUT // output (=input of encrypt) could be 'latin1', 'ascii', 'utf8' by default or 'buf' to Buffer explicitly
let decipher = crypto.createDecipher(
my.CIPHER_LIST.indexOf(option.cipher) >= 0 ? option.cipher : my.CIPHER,
this.hash(pwd, option)); // 哈希加盐
let decrypted = decipher.update(data, inputEncoding, outputEncoding);
decrypted += decipher.final(outputEncoding); // 但是 Buffer + Buffer 还是会变成string
this.hash(pwd, option)
) // 哈希加盐
let decrypted = decipher.update(data, inputEncoding, outputEncoding)
decrypted += decipher.final(outputEncoding) // 但是 Buffer + Buffer 还是会变成string
try {
JSON.parse(decrypted);
JSON.parse(decrypted)
} catch (exception) {
return null;
return null
}
return decrypted;
return decrypted
}
return null;
}
,
sign: function (data, seckey, option) { // data can be string or buffer or object, results are the same
return null
},
sign: function (data, seckey, option) {
// data can be string or buffer or object, results are the same
if (this.isHashable(data) && this.isSeckey(seckey)) {
option = option || {};
option = option || {}
// 使用nacl的签名算法。注意nacl.sign需要的seckey是64字节=512位而比特币/以太坊的seckey是32字节。因此本方法只能用于 TIC 币的 keypair。
option.output = 'buf'; // 哈希必须输出为 buffer
var hashBuf = this.hash(data, option);
var signature = nacl.sign.detached(hashBuf, Buffer.from(seckey, 'hex'));
return Buffer.from(signature).toString('hex'); // 返回128个hex字符64字节
option.output = 'buf' // 哈希必须输出为 buffer
var hashBuf = this.hash(data, option)
var signature = nacl.sign.detached(hashBuf, Buffer.from(seckey, 'hex'))
return Buffer.from(signature).toString('hex') // 返回128个hex字符64字节
// 方案2尚未彻底实现。
// let hasher=my.HASHER_LIST.indexOf(option.hasher)>=0?option.hasher:my.HASHER
@@ -113,209 +153,249 @@ module.exports = {
// let signer=crypto.createSign(hasher)
// return signer.update(data, inputEncoding).sign(seckey, outputEncoding) // todo: crypto的sign要求的seckey必须是PEM格式因此这样写是不能用的。
}
return null;
}
,
return null
},
isSignature: function (signature) {
return /^[a-fA-F0-9]{128}$/.test(signature);
return /^[a-fA-F0-9]{128}$/.test(signature)
},
verify: function (data, signature, pubkey, option) {
// data could be anything, but converts to string or remains be Buffer/TypedArray/DataView
if (
this.isHashable(data) &&
this.isSignature(signature) &&
this.isPubkey(pubkey)
) {
option = option || {}
option.output = 'buf' // 哈希必须输出为 buffer
var bufHash = this.hash(data, option)
var bufSignature = Buffer.from(signature, 'hex')
var bufPubkey = Buffer.from(pubkey, 'hex')
var res = nacl.sign.detached.verify(bufHash, bufSignature, bufPubkey)
return res
}
,
verify: function (data, signature, pubkey, option) { // data could be anything, but converts to string or remains be Buffer/TypedArray/DataView
if (this.isHashable(data) && this.isSignature(signature) && this.isPubkey(pubkey)) {
option = option || {};
option.output = 'buf'; // 哈希必须输出为 buffer
var bufHash = this.hash(data, option);
var bufSignature = Buffer.from(signature, 'hex');
var bufPubkey = Buffer.from(pubkey, 'hex');
var res = nacl.sign.detached.verify(bufHash, bufSignature, bufPubkey);
return res;
}
return null;
}
,
pass2keypair: function (pass, option) { // 如果使用其他机制例如密码、随机数不使用secword也可生成keypair
return null
},
pass_to_keypair: function (pass, option) {
// 如果使用其他机制例如密码、随机数不使用secword也可生成keypair
if (this.isHashable(pass)) {
option = option || {};
option.hasher = my.HASHER_LIST.indexOf(option.hasher) >= 0 ? option.hasher : my.HASHER;
var hashBuf = crypto.createHash(option.hasher).update(pass).digest();
var keypair = nacl.sign.keyPair.fromSeed(hashBuf);
option = option || {}
option.hasher =
my.HASHER_LIST.indexOf(option.hasher) >= 0 ? option.hasher : my.HASHER
var hashBuf = crypto
.createHash(option.hasher)
.update(pass)
.digest()
var keypair = nacl.sign.keyPair.fromSeed(hashBuf)
return {
hash: hashBuf.toString('hex'),
pubkey: Buffer.from(keypair.publicKey).toString('hex'), // 测试过 不能直接keypair.publicKey.toString('hex')不是buffer类型
seckey: Buffer.from(keypair.secretKey).toString('hex')
};
}
return null;
}
,
secword2keypair: function (secword, option = {coin: my.COIN, path: 'master'}) { // option.coin 币种option.passphase 密码默认为空option.path==='master' 生成 HD master key不定义则默认为相应币种的第一对公私钥。
return null
},
secword2keypair: function (
secword,
option = { coin: my.COIN, path: 'master' }
) {
// option.coin 币种option.passphase 密码默认为空option.path==='master' 生成 HD master key不定义则默认为相应币种的第一对公私钥。
if (Secword.isValid(secword)) {
const { coin = my.COIN, path = 'master', pass = '' } = option;
const { coin = my.COIN, path = 'master', pass = '' } = option
// 用 bip39 算法从 secword 到种子,再用 bip32 算法从种子到根私钥。这是比特币、以太坊的标准方式,结果一致。
// let hdmaster=HDKey.fromMasterSeed(new Buffer(this.secword2seed(secword, option.pass), 'hex')) // 和 new Secword(secword).toHDPrivateKey 求出的公私钥一样!
let hdmaster = new Secword(secword).toHDPrivateKey(pass); // 和 ethers.HDNode.fromMnemonic(secword)的公私钥一样。而 ethers.HDNode.fromMnemonic(secword).derivePath("m/44'/60'/0'/0/0")的公私钥===ethers.Wallet.fromMnemonic(secword [,"m/44'/60'/0'/0/0"])
let key = hdmaster;
let hdmaster = new Secword(secword).toHDPrivateKey(pass) // 和 ethers.HDNode.fromMnemonic(secword)的公私钥一样。而 ethers.HDNode.fromMnemonic(secword).derivePath("m/44'/60'/0'/0/0")的公私钥===ethers.Wallet.fromMnemonic(secword [,"m/44'/60'/0'/0/0"])
let key = hdmaster
if (path === 'master') {
key = hdmaster;
key = hdmaster
} else if (!path) {
switch (coin) {
case 'BTC': key = hdmaster.derive("m/44'/0'/0'/0/0"); break;
case 'ETH': key = hdmaster.derive("m/44'/60'/0'/0/0"); break;
default: key = hdmaster.derive("m/44'/99'/0'/0/0"); break;
case 'BTC':
key = hdmaster.derive("m/44'/0'/0'/0/0")
break
case 'ETH':
key = hdmaster.derive("m/44'/60'/0'/0/0")
break
default:
key = hdmaster.derive("m/44'/99'/0'/0/0")
break
}
} else { // 指定了路径 option.path例如 "m/44'/0'/0'/0/6" 或 "m/0/2147483647'/1"
key = hdmaster.derive(path);
} else {
// 指定了路径 option.path例如 "m/44'/0'/0'/0/6" 或 "m/0/2147483647'/1"
key = hdmaster.derive(path)
}
return {
coin,
path,
seckey: key.privateKey.toString('hex'), // 或者 key.toJSON().privateKey。或者 key.privateKey.slice(2) 删除开头的'0x'如果是ethers.HDNode.fromMnemonic(secword)的结果
pubkey: key.publicKey.toString('hex')
};
}
return null;
}
,
return null
},
seckey2pubkey: function (seckey, option = {}) {
if (this.isSeckey(seckey) && seckey.length === 64) { // 只能用于32字节的私钥BTC, ETH)。也就是不能用于 TIC 的私钥。
const {curve = my.CURVE, compress = 'compressed'} = option;
return new crypto.ECDH(curve).setPrivateKey(seckey, 'hex').getPublicKey('hex', compress).toString('hex'); // ecdh.getPublicKey(不加参数) 默认为 'uncompressed'
if (this.isSeckey(seckey) && seckey.length === 64) {
// 只能用于32字节的私钥BTC, ETH)。也就是不能用于 TIC 的私钥。
const { curve = my.CURVE, compress = 'compressed' } = option
return new crypto.ECDH(curve)
.setPrivateKey(seckey, 'hex')
.getPublicKey('hex', compress)
.toString('hex') // ecdh.getPublicKey(不加参数) 默认为 'uncompressed'
// 从 nodejs 10.0 开始,还有 crypto.ECDH.convertKey 方法,更直接。
// 或者 require('secp256k1').publicKeyCreate(Buffer.from(seckey, 'hex'),compress).toString('hex')
// 或者 require('bitcore-lib').PublicKey.fromPrivateKey(new Btc.PrivateKey(seckey)).toString('hex')
// 注意Buffer.from(nacl.box.keyPair.fromSecretKey(Buffer.from(seckey,'hex')).publicKey).toString('hex') 得到的公钥与上面的不同
}
return null;
}
,
secword2account: function (secword, option) { // account 比 keypair 多了 address 字段。
option = option || {};
option.coin = my.COIN_LIST.indexOf(option.coin) >= 0 ? option.coin : my.COIN;
let kp = this.secword2keypair(secword, option);
return null
},
secword2account: function (secword, option) {
// account 比 keypair 多了 address 字段。
option = option || {}
option.coin = my.COIN_LIST.indexOf(option.coin) >= 0 ? option.coin : my.COIN
let kp = this.secword2keypair(secword, option)
if (kp) {
kp.address = this.pubkey2address(kp.pubkey, option);
return kp;
kp.address = this.pubkey2address(kp.pubkey, option)
return kp
}
return null;
}
,
return null
},
secword2address: function (secword, option) {
option = option || {};
option.coin = my.COIN_LIST.indexOf(option.coin) >= 0 ? option.coin : my.COIN;
let kp = this.secword2keypair(secword, option);
option = option || {}
option.coin = my.COIN_LIST.indexOf(option.coin) >= 0 ? option.coin : my.COIN
let kp = this.secword2keypair(secword, option)
if (kp) {
return this.pubkey2address(kp.pubkey, option);
return this.pubkey2address(kp.pubkey, option)
}
return null;
}
,
return null
},
isSecword: function (secword) {
return Secword.isValid(secword);
}
,
return Secword.isValid(secword)
},
isSeckey: function (seckey) {
// 比特币、以太坊的私钥64 hex
// nacl.sign 的私钥 128 hex, nacl.box 的私钥 64 hex
return /^([a-fA-F0-9]{128}|[a-fA-F0-9]{64})$/.test(seckey);
}
,
return /^([a-fA-F0-9]{128}|[a-fA-F0-9]{64})$/.test(seckey)
},
isPubkey: function (pubkey) {
// 比特币的公钥:压缩型 '02|03' + 64 hex 或 无压缩型 '04' + 128 hex
// 以太坊的公钥:'02|03' + 64 hex
// nacl.sign 的公钥64 hex
return /^((02|03)?[a-fA-F0-9]{64}|04[a-fA-F0-9]{128})$/.test(pubkey); // "d2f186a630f5558ba3ede10a4dd0549da5854eab3ed28ee8534350c2535d38b0"
}
,
return /^((02|03)?[a-fA-F0-9]{64}|04[a-fA-F0-9]{128})$/.test(pubkey) // "d2f186a630f5558ba3ede10a4dd0549da5854eab3ed28ee8534350c2535d38b0"
},
isAddress: function (address) {
return /^[m|t|d|T][123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz]{33}$/.test(address); // && address.length>25 && bs58check.decode(address.slice(1)) && ['A'].indexOf(address[0]>=0)) {
}
,
pubkey2address: function (pubkey, option = {}) { // pubkey 应当是string类型
return /^[m|t|d|T][123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz]{33}$/.test(
address
) // && address.length>25 && bs58check.decode(address.slice(1)) && ['A'].indexOf(address[0]>=0)) {
},
pubkey2address: function (pubkey, option = {}) {
// pubkey 应当是string类型
if (this.isPubkey(pubkey)) {
const { coin = 'BTC', netType = 'mainnet', curve = my.CURVE } = option;
let h256 = crypto.createHash('sha256').update(Buffer.from(pubkey, 'hex')).digest();
let h160 = crypto.createHash('ripemd160').update(h256).digest('hex');
let prefix;
const { coin = 'BTC', netType = 'mainnet', curve = my.CURVE } = option
let h256 = crypto
.createHash('sha256')
.update(Buffer.from(pubkey, 'hex'))
.digest()
let h160 = crypto
.createHash('ripemd160')
.update(h256)
.digest('hex')
let prefix
if (coin === 'BTC') {
switch (netType) {
case 'mainnet': prefix = '00'; break; // 1
case 'testnet': prefix = '6f'; break; // m or n
case 'p2sh': prefix = '05'; break; // 3
default: prefix = '00';
case 'mainnet':
prefix = '00'
break // 1
case 'testnet':
prefix = '6f'
break // m or n
case 'p2sh':
prefix = '05'
break // 3
default:
prefix = '00'
}
return bs58check.encode(Buffer.from(prefix + h160, 'hex')); // wallet import format
} else if (coin === 'ETH') { // 目前不支持 ETH或其他币种 地址转换因为这会大量增加前端打包的js。
const uncompressedPubkey = crypto.ECDH.convertKey(pubkey, curve, 'hex', 'buffer', 'uncompressed');
return '0x' + keccak256(uncompressedPubkey.slice(1)).slice(24);
return bs58check.encode(Buffer.from(prefix + h160, 'hex')) // wallet import format
} else if (coin === 'ETH') {
// 目前不支持 ETH或其他币种 地址转换因为这会大量增加前端打包的js。
const uncompressedPubkey = crypto.ECDH.convertKey(
pubkey,
curve,
'hex',
'buffer',
'uncompressed'
)
return '0x' + keccak256(uncompressedPubkey.slice(1)).slice(24)
}
}
return null;
return null
},
secword2seed: function (secword, pass) {
// 遵循bip39的算法。和 ether.HDNode.mnemonic2Seed 结果一样是64字节的种子。
if (Secword.isValid(secword)) {
// bip39.validateMnemonic(secword)) {
return new Secword(secword).toSeed(pass).toString('hex') // 结果一致于 bip39.mnemonicToSeedHex(secword) 或 ethers.HDNode.mnemonic2Seed(secword)
}
,
secword2seed: function (secword, pass) { // 遵循bip39的算法。和 ether.HDNode.mnemonic2Seed 结果一样是64字节的种子。
if (Secword.isValid(secword)) { // bip39.validateMnemonic(secword)) {
return new Secword(secword).toSeed(pass).toString('hex'); // 结果一致于 bip39.mnemonicToSeedHex(secword) 或 ethers.HDNode.mnemonic2Seed(secword)
}
return null;
}
,
randomSecword: function (lang) { // Object.keys(Secword.Words) => [ 'CHINESE', 'ENGLISH', 'FRENCH', 'ITALIAN', 'JAPANESE', 'SPANISH' ]
lang = (lang && Secword.Words.hasOwnProperty(lang.toUpperCase())) ? lang.toUpperCase() : 'ENGLISH';
return new Secword(Secword.Words[lang]).phrase;
}
,
return null
},
randomSecword: function (lang) {
// Object.keys(Secword.Words) => [ 'CHINESE', 'ENGLISH', 'FRENCH', 'ITALIAN', 'JAPANESE', 'SPANISH' ]
lang =
lang && Secword.Words.hasOwnProperty(lang.toUpperCase())
? lang.toUpperCase()
: 'ENGLISH'
return new Secword(Secword.Words[lang]).phrase
},
randomSeckey: function () {
return Buffer.from(nacl.box.keyPair().secretKey).toString('hex'); // 32字节
}
,
return Buffer.from(nacl.box.keyPair().secretKey).toString('hex') // 32字节
},
randomKeypair: function () {
// 此函数有错!!
let kp = nacl.box.keyPair();
const seckey = Buffer.from(kp.secretKey).toString('hex');
const pubkey = this.seckey2pubkey(seckey);
let kp = nacl.box.keyPair()
const seckey = Buffer.from(kp.secretKey).toString('hex')
const pubkey = this.seckey2pubkey(seckey)
return {
seckey, pubkey
};
seckey,
pubkey
}
,
randomString: function (length = 6, alphabet) { // 长度为 length字母表为 alphabet 的随机字符串
alphabet = alphabet || "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789#$%^&*@";
var text = '';
},
randomString: function (length = 6, alphabet) {
// 长度为 length字母表为 alphabet 的随机字符串
alphabet =
alphabet ||
'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789#$%^&*@'
var text = ''
for (var i = 0; i < length; i++) {
text += alphabet.charAt(Math.floor(Math.random() * alphabet.length));
text += alphabet.charAt(Math.floor(Math.random() * alphabet.length))
}
return text;
}
,
randomNumber: function (option) { // 长度为 option.length 的随机数字,或者 (option.min||0) <= num < option.max
option = option || {};
let num = 0;
return text
},
randomNumber: function (option) {
// 长度为 option.length 的随机数字,或者 (option.min||0) <= num < option.max
option = option || {}
let num = 0
if (option.length > 0) {
num = parseInt(Math.random() * Math.pow(10, option.length));
let l = new String(num).length;
num = parseInt(Math.random() * Math.pow(10, option.length))
let l = new String(num).length
while (l < option.length) {
num = '0' + num; // 注意,这时返回的是字符串!
l++;
num = '0' + num // 注意,这时返回的是字符串!
l++
}
} else if (option.max > 0) {
option.min = (option.min >= 0) ? option.min : 0;
num = parseInt(Math.random() * (option.max - option.min)) + option.min;
} else { // 如果 option 为空
num = Math.random();
option.min = option.min >= 0 ? option.min : 0
num = parseInt(Math.random() * (option.max - option.min)) + option.min
} else {
// 如果 option 为空
num = Math.random()
}
return num;
}
,
return num
},
rsaSign: function (string2Sign, prikey, signType) {
signType = signType || 'RSA-SHA1'; // could be RSA-SHA256, RSA-SHA1 or more
let signer = crypto.createSign(signType);
return encodeURIComponent(signer.update(string2Sign).sign(prikey, 'base64'));
}
,
signType = signType || 'RSA-SHA1' // could be RSA-SHA256, RSA-SHA1 or more
let signer = crypto.createSign(signType)
return encodeURIComponent(signer.update(string2Sign).sign(prikey, 'base64'))
},
rsaVerify: function (string2Verify, sign, pubkey, signType) {
signType = signType || 'RSA-SHA1'; // could be RSA-SHA256, RSA-SHA1 or more
let verifier = crypto.createVerify(signType);
return verifier.update(string2Verify).verify(pubkey, sign, 'base64');
signType = signType || 'RSA-SHA1' // could be RSA-SHA256, RSA-SHA1 or more
let verifier = crypto.createVerify(signType)
return verifier.update(string2Verify).verify(pubkey, sign, 'base64')
}
};
}