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Added sign with keys method to transaction and did lots of small cleanups

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This commit is contained in:
vub 2013-10-21 14:00:31 -04:00
parent 917822541c
commit f53a4e3ffa
5 changed files with 109 additions and 94 deletions

75
src/script.js
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@ -118,57 +118,42 @@ Script.prototype.parse = function () {
* Any other script (no template matched).
*/
Script.prototype.getOutType = function () {
if (this.chunks[this.chunks.length-1] == Opcode.map.OP_CHECKMULTISIG && this.chunks[this.chunks.length-2] <= 3) {
// Transfer to M-OF-N
return 'Multisig';
} else if (this.chunks.length == 5 &&
this.chunks[0] == Opcode.map.OP_DUP &&
this.chunks[1] == Opcode.map.OP_HASH160 &&
this.chunks[3] == Opcode.map.OP_EQUALVERIFY &&
this.chunks[4] == Opcode.map.OP_CHECKSIG) {
// Transfer to Bitcoin address
return 'Address';
} else if (this.chunks.length == 2 &&
this.chunks[1] == Opcode.map.OP_CHECKSIG) {
// Transfer to IP address
return 'Pubkey';
} else {
return 'Strange';
}
if (this.chunks[this.chunks.length-1] == Opcode.map.OP_CHECKMULTISIG &&
this.chunks[this.chunks.length-2] <= 3) {
// Transfer to M-OF-N
return 'Multisig';
} else if (this.chunks.length == 5 &&
this.chunks[0] == Opcode.map.OP_DUP &&
this.chunks[1] == Opcode.map.OP_HASH160 &&
this.chunks[3] == Opcode.map.OP_EQUALVERIFY &&
this.chunks[4] == Opcode.map.OP_CHECKSIG) {
// Transfer to Bitcoin address
return 'Address';
} else if (this.chunks.length == 2 &&
this.chunks[1] == Opcode.map.OP_CHECKSIG) {
// Transfer to IP address
return 'Pubkey';
} else {
return 'Strange';
}
}
/**
* Returns the affected address hash for this output.
*
* For standard transactions, this will return the hash of the pubKey that
* can spend this output.
*
* In the future, for payToScriptHash outputs, this will return the
* scriptHash. Note that non-standard and standard payToScriptHash transactions
* look the same
*
* This method is useful for indexing transactions.
* Returns the address corresponding to this output in hash160 form.
* Assumes strange scripts are P2SH
*/
Script.prototype.simpleOutHash = function ()
{
switch (this.getOutType()) {
case 'Address':
return this.chunks[2];
case 'Pubkey':
return util.sha256ripe160(this.chunks[0]);
case 'Multisig':
return util.sha256ripe160(this.buffer);
default:
throw new Error("Encountered non-standard scriptPubKey: " + this.getOutType());
}
Script.prototype.toScriptHash = function () {
var outType = this.getOutType();
return outType == 'Address' ? this.chunks[2]
: outType == 'Pubkey' ? util.sha256ripe160(this.chunks[0])
: outType == 'Multisig' ? util.sha256ripe160(this.buffer)
: util.sha256ripe160(this.buffer)
};
/**
* Old name for Script#simpleOutHash.
*
* @deprecated
*/
Script.prototype.simpleOutPubKeyHash = Script.prototype.simpleOutHash;
Script.prototype.toAddress = function() {
return new Address(this.toScriptHash());
}
/**
* Compare the script to known templates of scriptSig.