HDNode: add optional network flag to import functions
This commit is contained in:
Daniel Cousens
parent
4fca3ac196
commit
311df7e406
4 changed files with 75 additions and 34 deletions
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@ -74,12 +74,12 @@ HDNode.fromSeedHex = function(hex, network) {
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return HDNode.fromSeedBuffer(new Buffer(hex, 'hex'), network)
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}
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HDNode.fromBase58 = function(string) {
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return HDNode.fromBuffer(base58check.decode(string), true)
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HDNode.fromBase58 = function(string, network) {
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return HDNode.fromBuffer(base58check.decode(string), network, true)
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}
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// FIXME: remove in 2.x.y
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HDNode.fromBuffer = function(buffer, __ignoreDeprecation) {
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HDNode.fromBuffer = function(buffer, network, __ignoreDeprecation) {
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if (!__ignoreDeprecation) {
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console.warn('HDNode.fromBuffer() is deprecated for removal in 2.x.y, use fromBase58 instead')
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}
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@ -88,8 +88,20 @@ HDNode.fromBuffer = function(buffer, __ignoreDeprecation) {
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// 4 byte: version bytes
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var version = buffer.readUInt32BE(0)
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var isPrivate
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if (network) {
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assert(version === network.bip32.private || version === network.bip32.public, 'Network doesn\'t match')
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isPrivate = (version === network.bip32.private)
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// auto-detection
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} else {
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var params = findBIP32ParamsByVersion(version)
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isPrivate = params.isPrivate
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network = params.network
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}
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// 1 byte: depth: 0x00 for master nodes, 0x01 for level-1 descendants, ...
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var depth = buffer.readUInt8(4)
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@ -109,11 +121,11 @@ HDNode.fromBuffer = function(buffer, __ignoreDeprecation) {
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var data, hd
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// 33 bytes: private key data (0x00 + k)
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if (params.isPrivate) {
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if (isPrivate) {
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assert.strictEqual(buffer.readUInt8(45), 0x00, 'Invalid private key')
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data = buffer.slice(46, 78)
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var d = BigInteger.fromBuffer(data)
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hd = new HDNode(d, chainCode, params.network)
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hd = new HDNode(d, chainCode, network)
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// 33 bytes: public key data (0x02 + X or 0x03 + X)
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} else {
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@ -125,7 +137,7 @@ HDNode.fromBuffer = function(buffer, __ignoreDeprecation) {
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// If not, the extended public key is invalid.
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curve.validate(Q)
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hd = new HDNode(Q, chainCode, params.network)
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hd = new HDNode(Q, chainCode, network)
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}
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hd.depth = depth
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@ -136,8 +148,8 @@ HDNode.fromBuffer = function(buffer, __ignoreDeprecation) {
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}
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// FIXME: remove in 2.x.y
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HDNode.fromHex = function(hex) {
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return HDNode.fromBuffer(new Buffer(hex, 'hex'))
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HDNode.fromHex = function(hex, network) {
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return HDNode.fromBuffer(new Buffer(hex, 'hex'), network)
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}
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HDNode.prototype.getIdentifier = function() {
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35
test/fixtures/hdnode.json
vendored
35
test/fixtures/hdnode.json
vendored
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@ -1,6 +1,7 @@
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{
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"valid": [
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{
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"network": "bitcoin",
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"master": {
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"seed": "000102030405060708090a0b0c0d0e0f",
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"wif": "L52XzL2cMkHxqxBXRyEpnPQZGUs3uKiL3R11XbAdHigRzDozKZeW",
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@ -8,7 +9,6 @@
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"chainCode": "873dff81c02f525623fd1fe5167eac3a55a049de3d314bb42ee227ffed37d508",
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"hex": "0488b21e000000000000000000873dff81c02f525623fd1fe5167eac3a55a049de3d314bb42ee227ffed37d5080339a36013301597daef41fbe593a02cc513d0b55527ec2df1050e2e8ff49c85c2",
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"hexPriv": "0488ade4000000000000000000873dff81c02f525623fd1fe5167eac3a55a049de3d314bb42ee227ffed37d50800e8f32e723decf4051aefac8e2c93c9c5b214313817cdb01a1494b917c8436b35",
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"network": "bitcoin",
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"base58": "xpub661MyMwAqRbcFtXgS5sYJABqqG9YLmC4Q1Rdap9gSE8NqtwybGhePY2gZ29ESFjqJoCu1Rupje8YtGqsefD265TMg7usUDFdp6W1EGMcet8",
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"base58Priv": "xprv9s21ZrQH143K3QTDL4LXw2F7HEK3wJUD2nW2nRk4stbPy6cq3jPPqjiChkVvvNKmPGJxWUtg6LnF5kejMRNNU3TGtRBeJgk33yuGBxrMPHi",
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"identifier": "3442193e1bb70916e914552172cd4e2dbc9df811",
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@ -96,12 +96,12 @@
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]
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},
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{
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"network": "bitcoin",
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"master": {
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"seed": "fffcf9f6f3f0edeae7e4e1dedbd8d5d2cfccc9c6c3c0bdbab7b4b1aeaba8a5a29f9c999693908d8a8784817e7b7875726f6c696663605d5a5754514e4b484542",
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"wif": "KyjXhyHF9wTphBkfpxjL8hkDXDUSbE3tKANT94kXSyh6vn6nKaoy",
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"pubKey": "03cbcaa9c98c877a26977d00825c956a238e8dddfbd322cce4f74b0b5bd6ace4a7",
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"chainCode": "60499f801b896d83179a4374aeb7822aaeaceaa0db1f85ee3e904c4defbd9689",
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"network": "bitcoin",
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"base58": "xpub661MyMwAqRbcFW31YEwpkMuc5THy2PSt5bDMsktWQcFF8syAmRUapSCGu8ED9W6oDMSgv6Zz8idoc4a6mr8BDzTJY47LJhkJ8UB7WEGuduB",
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"base58Priv": "xprv9s21ZrQH143K31xYSDQpPDxsXRTUcvj2iNHm5NUtrGiGG5e2DtALGdso3pGz6ssrdK4PFmM8NSpSBHNqPqm55Qn3LqFtT2emdEXVYsCzC2U",
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"hex": "0488b21e00000000000000000060499f801b896d83179a4374aeb7822aaeaceaa0db1f85ee3e904c4defbd968903cbcaa9c98c877a26977d00825c956a238e8dddfbd322cce4f74b0b5bd6ace4a7",
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@ -189,6 +189,37 @@
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"address": "14UKfRV9ZPUp6ZC9PLhqbRtxdihW9em3xt"
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}
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]
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},
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{
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"network": "litecoin",
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"master": {
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"seed": "000102030405060708090a0b0c0d0e0f",
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"wif": "TAroS5Knm8GZcnpPycBgzjwwDLWMyQjDrcuGPPoArgrbW7Ln22qp",
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"pubKey": "0339a36013301597daef41fbe593a02cc513d0b55527ec2df1050e2e8ff49c85c2",
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"chainCode": "873dff81c02f525623fd1fe5167eac3a55a049de3d314bb42ee227ffed37d508",
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"hex": "0488b21e000000000000000000873dff81c02f525623fd1fe5167eac3a55a049de3d314bb42ee227ffed37d5080339a36013301597daef41fbe593a02cc513d0b55527ec2df1050e2e8ff49c85c2",
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"hexPriv": "019d9cfe000000000000000000873dff81c02f525623fd1fe5167eac3a55a049de3d314bb42ee227ffed37d50800e8f32e723decf4051aefac8e2c93c9c5b214313817cdb01a1494b917c8436b35",
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"base58": "Ltub2SSUS19CirucWFod2ZsYA2J4v4U76YiCXHdcQttnoiy5aGanFHCPDBX7utfG6f95u1cUbZJNafmvzNCzZZJTw1EmyFoL8u1gJbGM8ipu491",
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"base58Priv": "Ltpv71G8qDifUiNetP6nmxPA5STrUVmv2J9YSmXajv8VsYBUyuPhvN9xCaQrfX2wo5xxJNtEazYCFRUu5FmokYMM79pcqz8pcdo4rNXAFPgyB4k",
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"identifier": "3442193e1bb70916e914552172cd4e2dbc9df811",
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"fingerprint": "3442193e",
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"address": "LPzGaoLUtXFkmNo3u1chDxGxDnSaBQTTxm"
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},
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"children": [
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{
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"description": "m/0'",
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"m": 0,
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"hardened": true,
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"wif": "TB22qU2V9EJCVKJ8cdYaTfvDhnYcCzthcWgFm1k6hbvbKM1NLxoL",
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"pubKey": "035a784662a4a20a65bf6aab9ae98a6c068a81c52e4b032c0fb5400c706cfccc56",
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"chainCode": "47fdacbd0f1097043b78c63c20c34ef4ed9a111d980047ad16282c7ae6236141",
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"base58": "Ltub2UhtRiSfp82berwLEKkB34QBEt2TUdCDCu4WNzGumvAMwYsxfWjULKsXhADxqy3cuDu3TnqoKJr1xmB8Wb2qzthWAtbb4CutpXPuSU1YMgG",
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"base58Priv": "Ltpv73XYpw28ZyVe2zEVyiFnxUZxoKLGQNdZ8NxUi1WcqjNmMBgtLbh3KimGSnPHCoLv1RmvxHs4dnKmo1oXQ8dXuDu8uroxrbVxZPA1gXboYvx",
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"identifier": "5c1bd648ed23aa5fd50ba52b2457c11e9e80a6a7",
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"fingerprint": "5c1bd648",
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"address": "LTcyn1jun6g9hvxtsT7cqMRSyix7AULC76"
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}
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]
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}
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],
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"invalid": {
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@ -65,9 +65,10 @@ describe('HDNode', function() {
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describe('fromSeed*', function() {
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fixtures.valid.forEach(function(f) {
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it('calculates privKey and chainCode for ' + f.master.fingerprint, function() {
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var hd = HDNode.fromSeedHex(f.master.seed)
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var network = networks[f.network]
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var hd = HDNode.fromSeedHex(f.master.seed, network)
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assert.equal(hd.privKey.toWIF(), f.master.wif)
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assert.equal(hd.privKey.toWIF(network), f.master.wif)
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assert.equal(hd.chainCode.toString('hex'), f.master.chainCode)
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})
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})
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@ -88,7 +89,8 @@ describe('HDNode', function() {
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describe('toBase58', function() {
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fixtures.valid.forEach(function(f) {
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it('exports ' + f.master.base58 + ' (public) correctly', function() {
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var hd = HDNode.fromSeedHex(f.master.seed).neutered()
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var network = networks[f.network]
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var hd = HDNode.fromSeedHex(f.master.seed, network).neutered()
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assert.equal(hd.toBase58(), f.master.base58)
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})
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@ -96,7 +98,8 @@ describe('HDNode', function() {
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fixtures.valid.forEach(function(f) {
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it('exports ' + f.master.base58Priv + ' (private) correctly', function() {
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var hd = HDNode.fromSeedHex(f.master.seed)
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var network = networks[f.network]
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var hd = HDNode.fromSeedHex(f.master.seed, network)
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assert.equal(hd.toBase58(), f.master.base58Priv)
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})
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@ -175,7 +178,8 @@ describe('HDNode', function() {
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fixtures.valid.forEach(function(f) {
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it('exports ' + f.master.hexPriv + ' (private) correctly', function() {
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var hd = HDNode.fromSeedHex(f.master.seed)
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var network = networks[f.network]
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var hd = HDNode.fromSeedHex(f.master.seed, network)
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assert.equal(hd.toHex(), f.master.hexPriv)
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})
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@ -212,19 +216,12 @@ describe('HDNode', function() {
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})
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describe('getAddress', function() {
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var f = fixtures.valid[0]
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it('returns the Address (pubHash) for ' + f.master.fingerprint, function() {
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fixtures.valid.forEach(function(f) {
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it('returns ' + f.master.address + ' for ' + f.master.fingerprint, function() {
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var hd = HDNode.fromBase58(f.master.base58)
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assert.equal(hd.getAddress().toString(), f.master.address)
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})
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it('supports alternative networks', function() {
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var hd = HDNode.fromBase58(f.master.base58)
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hd.network = networks.testnet
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assert.equal(hd.getAddress().version, networks.testnet.pubKeyHash)
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})
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})
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@ -244,8 +241,8 @@ describe('HDNode', function() {
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})
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describe('derive', function() {
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function verifyVector(hd, v, depth) {
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assert.equal(hd.privKey.toWIF(), v.wif)
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function verifyVector(hd, network, v, depth) {
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assert.equal(hd.privKey.toWIF(network), v.wif)
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assert.equal(hd.pubKey.toHex(), v.pubKey)
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assert.equal(hd.chainCode.toString('hex'), v.chainCode)
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assert.equal(hd.depth, depth || 0)
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@ -257,8 +254,9 @@ describe('HDNode', function() {
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}
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}
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fixtures.valid.forEach(function(f, j) {
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var hd = HDNode.fromSeedHex(f.master.seed)
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fixtures.valid.forEach(function(f) {
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var network = networks[f.network]
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var hd = HDNode.fromSeedHex(f.master.seed, network)
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// FIXME: test data is only testing Private -> private for now
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f.children.forEach(function(c, i) {
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@ -270,7 +268,7 @@ describe('HDNode', function() {
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hd = hd.derive(c.m)
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}
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verifyVector(hd, c, i + 1)
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verifyVector(hd, network, c, i + 1)
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})
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})
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})
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@ -25,7 +25,7 @@ describe('networks', function() {
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var extb58 = f.bip32[name]
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it('resolves ' + extb58 + ' to ' + f.network, function() {
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assert.equal(HDNode.fromBase58(extb58).network, network)
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assert.equal(HDNode.fromBase58(extb58, network).network, network)
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})
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})
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})
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