Qortal/altcoinj
1
0
Fork 1
mirror of https://github.com/Qortal/altcoinj.git synced 2025-07-31 20:11:23 +00:00
Code Issues Packages Projects Releases Wiki Activity

ECKey: extend the comment about why private keys of zero and one are now forbidden

Browse Source
This commit is contained in:
Mike Hearn
2015-01-28 19:37:13 +01:00
parent fd10654143
commit f1f07df11b
1 changed files with 3 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
core/src/main/java/org/bitcoinj/core/ECKey.java
View File

@@ -183,7 +183,9 @@ public class ECKey implements EncryptableItem, Serializable {
protected ECKey(@Nullable BigInteger priv, ECPoint pub) { protected ECKey(@Nullable BigInteger priv, ECPoint pub) {
if (priv != null) { if (priv != null) {
// Try and catch buggy callers or bad key imports, etc. // Try and catch buggy callers or bad key imports, etc. Zero and one are special because these are often
// used as sentinel values and because scripting languages have a habit of auto-casting true and false to
// 1 and 0 or vice-versa. Type confusion bugs could therefore result in private keys with these values.
checkArgument(!priv.equals(BigInteger.ZERO)); checkArgument(!priv.equals(BigInteger.ZERO));
checkArgument(!priv.equals(BigInteger.ONE)); checkArgument(!priv.equals(BigInteger.ONE));
} }