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Add low R signing to TransactionBuilder

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This commit is contained in:
junderw 2019-04-15 17:27:28 +09:00
parent b5577607d4
commit 352e9ef0a3
No known key found for this signature in database
GPG key ID: B256185D3A971908
4 changed files with 43 additions and 2 deletions

19
test/transaction_builder.js
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@ -338,6 +338,25 @@ describe('TransactionBuilder', () => {
assert.strictEqual(txb.build().toHex(), '0100000001ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff010000006a47304402205f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f02205f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f0121031b84c5567b126440995d3ed5aaba0565d71e1834604819ff9c17f5e9d5dd078fffffffff01a0860100000000001976a914000000000000000000000000000000000000000088ac00000000')
})
it('supports low R signature signing', () => {
let txb = new TransactionBuilder()
txb.setVersion(1)
txb.addInput('ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff', 1)
txb.addOutput('1111111111111111111114oLvT2', 100000)
txb.sign(0, keyPair)
// high R
assert.strictEqual(txb.build().toHex(), '0100000001ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff010000006b483045022100b872677f35c9c14ad9c41d83649fb049250f32574e0b2547d67e209ed14ff05d022059b36ad058be54e887a1a311d5c393cb4941f6b93a0b090845ec67094de8972b01210279be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798ffffffff01a0860100000000001976a914000000000000000000000000000000000000000088ac00000000')
txb = new TransactionBuilder()
txb.setVersion(1)
txb.addInput('ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff', 1)
txb.addOutput('1111111111111111111114oLvT2', 100000)
txb.setLowR()
txb.sign(0, keyPair)
// low R
assert.strictEqual(txb.build().toHex(), '0100000001ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff010000006a473044022012a601efa8756ebe83e9ac7a7db061c3147e3b49d8be67685799fe51a4c8c62f02204d568d301d5ce14af390d566d4fd50e7b8ee48e71ec67786c029e721194dae3601210279be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798ffffffff01a0860100000000001976a914000000000000000000000000000000000000000088ac00000000')
})
fixtures.invalid.sign.forEach(f => {
it('throws ' + f.exception + (f.description ? ' (' + f.description + ')' : ''), () => {
const txb = construct(f, true)