LBRYCommunity/bitcoinjs-lib
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

Script: add standard Script.create*ScriptPubKey

Browse source 
Extracts the two Script types out of Script.createOutputScript, and puts
them both under test.

Also renames Script.createMultiSigOutputScript to adhere to the same
convention.
This commit is contained in:
Daniel Cousens 2014-05-05 16:20:54 +10:00
parent d0f684844c
commit 0822def7e0
4 changed files with 47 additions and 19 deletions

38
src/script.js
View file

@ -356,35 +356,45 @@ Script.prototype.writeBytes = function(data) {
/**
* Create an output for an address
*/
Script.createOutputScript = function(address, network) {
Script.createScriptPubKey = function(address, network) {
assert(address instanceof Address)
network = network || networks.bitcoin
var script = new Script()
// Standard pay-to-script-hash
if (address.version === network.scriptHash) {
script.writeOp(Opcode.map.OP_HASH160)
script.writeBytes(address.hash)
script.writeOp(Opcode.map.OP_EQUAL)
return script
if (address.version === network.pubKeyHash) {
return Script.createPubKeyHashScriptPubKey(address.hash)
}
assert.strictEqual(address.version, network.pubKeyHash, 'Unknown address type')
assert.strictEqual(address.version, network.scriptHash, 'Unknown address type')
return Script.createP2SHScriptPubKey(address.hash)
}
// OP_DUP OP_HASH160 {pubKeyHash} OP_EQUALVERIFY OP_CHECKSIG
Script.createPubKeyHashScriptPubKey = function(hash) {
var script = new Script()
// Standard pay-to-pubkey-hash
script.writeOp(Opcode.map.OP_DUP)
script.writeOp(Opcode.map.OP_HASH160)
script.writeBytes(address.hash)
script.writeBytes(hash)
script.writeOp(Opcode.map.OP_EQUALVERIFY)
script.writeOp(Opcode.map.OP_CHECKSIG)
return script
}
// OP_HASH160 {scriptHash} OP_EQUAL
Script.createP2SHScriptPubKey = function(hash) {
var script = new Script()
script.writeOp(Opcode.map.OP_HASH160)
script.writeBytes(hash)
script.writeOp(Opcode.map.OP_EQUAL)
return script
}
// m [pubKeys ...] n OP_CHECKMULTISIG
Script.createMultisigOutputScript = function(m, pubKeys) {
Script.createMultisigScriptPubKey = function(m, pubKeys) {
var script = new Script()
pubKeys = pubKeys.sort()