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Introduce SIGHASH_ANYONECANPAY_VALUE to replace 0x80 constants.

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Matt Corallo 2013-06-16 17:21:21 +02:00 committed by Mike Hearn
parent 1e24dea569
commit ec3708d159
1 changed files with 5 additions and 4 deletions
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9
core/src/main/java/com/google/bitcoin/core/Transaction.java
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@ -415,6 +415,7 @@ public class Transaction extends ChildMessage implements Serializable {
NONE, // 2
SINGLE, // 3
}
public static final byte SIGHASH_ANYONECANPAY_VALUE = (byte) 0x80;
protected void unCache() {
super.unCache();
@ -801,7 +802,7 @@ public class Transaction extends ChildMessage implements Serializable {
// Now calculate the signatures we need to prove we own this transaction and are authorized to claim the
// associated money.
signatures[i] = key.sign(hash, aesKey);
sigHashFlags[i] = (hashType.ordinal() + 1) | (anyoneCanPay ? 0x80 : 0);
sigHashFlags[i] = (hashType.ordinal() + 1) | (anyoneCanPay ? SIGHASH_ANYONECANPAY_VALUE : 0);
}
// Now we have calculated each signature, go through and create the scripts. Reminder: the script consists:
@ -842,7 +843,7 @@ public class Transaction extends ChildMessage implements Serializable {
*/
public synchronized Sha256Hash hashTransactionForSignature(int inputIndex, byte[] connectedScript,
SigHash type, boolean anyoneCanPay) {
return hashTransactionForSignature(inputIndex, connectedScript, (byte)((type.ordinal() + 1) | (anyoneCanPay ? 0x80 : 0x00)));
return hashTransactionForSignature(inputIndex, connectedScript, (byte)((type.ordinal() + 1) | (anyoneCanPay ? SIGHASH_ANYONECANPAY_VALUE : 0x00)));
}
/**
@ -860,7 +861,7 @@ public class Transaction extends ChildMessage implements Serializable {
public synchronized Sha256Hash hashTransactionForSignature(int inputIndex, Script connectedScript,
SigHash type, boolean anyoneCanPay) {
return hashTransactionForSignature(inputIndex, connectedScript.getProgram(),
(byte)((type.ordinal() + 1) | (anyoneCanPay ? 0x80 : 0x00)));
(byte)((type.ordinal() + 1) | (anyoneCanPay ? SIGHASH_ANYONECANPAY_VALUE : 0x00)));
}
/**
@ -945,7 +946,7 @@ public class Transaction extends ChildMessage implements Serializable {
}
ArrayList<TransactionInput> inputs = this.inputs;
if ((sigHashType & 0x80) == 0x80) {
if ((sigHashType & SIGHASH_ANYONECANPAY_VALUE) == SIGHASH_ANYONECANPAY_VALUE) {
// SIGHASH_ANYONECANPAY means the signature in the input is not broken by changes/additions/removals
// of other inputs. For example, this is useful for building assurance contracts.
this.inputs = new ArrayList<TransactionInput>();