RanchiMall/fcoin
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implement sighash_single bug.

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This commit is contained in:
Christopher Jeffrey 2015-12-15 01:41:44 -08:00
parent 1b07d6e906
commit c44ea0090f
2 changed files with 14 additions and 2 deletions
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5
lib/bcoin/protocol/constants.js
View File

@ -150,3 +150,8 @@ exports.block = {
};
exports.locktimeThreshold = 500000000; // Tue Nov 5 00:53:20 1985 UTC
exports.oneHash = utils.toArray(
'0000000000000000000000000000000000000000000000000000000000000001',
'hex'
);

11
lib/bcoin/tx.js
View File

@ -414,6 +414,11 @@ TX.prototype.subscriptHash = function subscriptHash(index, s, type) {
if (typeof type === 'string')
type = constants.hashType[type];
// bitcoind used to return 1 as an error code:
// it ended up being treated like a hash.
if (index >= copy.inputs.length)
return constants.oneHash;
copy.inputs.forEach(function(input, i) {
input.script = index === i ? s : [];
});
@ -427,6 +432,9 @@ TX.prototype.subscriptHash = function subscriptHash(index, s, type) {
input.seq = 0;
});
} else if ((type & 0x1f) === constants.hashType.single) {
// bitcoind sighash_single bug:
if (index >= copy.outputs.length)
return constants.oneHash;
while (copy.outputs.length < index + 1)
copy.outputs.push({});
while (copy.outputs.length > index + 1)
@ -434,8 +442,7 @@ TX.prototype.subscriptHash = function subscriptHash(index, s, type) {
copy.outputs.forEach(function(output, i) {
if (i !== index) {
output.script = [];
// output.value = new bn('ffffffffffffffff', 'hex');
output.value = [0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff];
output.value = utils.toArray('ffffffffffffffff', 'hex');
output.value.toArray = function() { return this; };
}
});