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Make txCounter work for larger values.

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This commit is contained in:
Matt Corallo 2013-04-22 15:57:15 -04:00
parent 2e5ca9e72b
commit 9ddbcb88b9
1 changed files with 3 additions and 3 deletions
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6
core/src/main/java/com/google/bitcoin/core/Block.java
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@ -927,7 +927,7 @@ public class Block extends Message {
// //
// Here we will do things a bit differently so a new address isn't needed every time. We'll put a simple // Here we will do things a bit differently so a new address isn't needed every time. We'll put a simple
// counter in the scriptSig so every transaction has a different hash. // counter in the scriptSig so every transaction has a different hash.
coinbase.addInput(new TransactionInput(params, coinbase, new byte[]{(byte) txCounter++, (byte) 1})); coinbase.addInput(new TransactionInput(params, coinbase, new byte[]{(byte) txCounter, (byte) (txCounter++ >> 8)}));
coinbase.addOutput(new TransactionOutput(params, coinbase, value, coinbase.addOutput(new TransactionOutput(params, coinbase, value,
ScriptBuilder.createOutputScript(new ECKey(null, pubKeyTo)).getProgram())); ScriptBuilder.createOutputScript(new ECKey(null, pubKeyTo)).getProgram()));
transactions.add(coinbase); transactions.add(coinbase);
@ -965,8 +965,8 @@ public class Block extends Message {
// Importantly the outpoint hash cannot be zero as that's how we detect a coinbase transaction in isolation // Importantly the outpoint hash cannot be zero as that's how we detect a coinbase transaction in isolation
// but it must be unique to avoid 'different' transactions looking the same. // but it must be unique to avoid 'different' transactions looking the same.
byte[] counter = new byte[32]; byte[] counter = new byte[32];
counter[0] = (byte) txCounter++; counter[0] = (byte) txCounter;
counter[1] = 1; counter[1] = (byte) (txCounter++ >> 8);
input.getOutpoint().setHash(new Sha256Hash(counter)); input.getOutpoint().setHash(new Sha256Hash(counter));
} else { } else {
input = new TransactionInput(params, t, Script.createInputScript(EMPTY_BYTES, EMPTY_BYTES), prevOut); input = new TransactionInput(params, t, Script.createInputScript(EMPTY_BYTES, EMPTY_BYTES), prevOut);