echelon/i2p.i2p
1
0
Fork 0
forked from I2P_Developers/i2p.i2p
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Crypto: Don't start YK thread in app context

Browse Source
This commit is contained in:
zzz
2020-05-03 11:06:46 +00:00
parent b4de0cfaf9
commit a255a60944
1 changed files with 10 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
core/java/src/net/i2p/crypto/ElGamalEngine.java
View File

@ -40,6 +40,7 @@ import net.i2p.data.PublicKey;
import net.i2p.util.Log; import net.i2p.util.Log;
import net.i2p.util.NativeBigInteger; import net.i2p.util.NativeBigInteger;
import net.i2p.util.SimpleByteCache; import net.i2p.util.SimpleByteCache;
import net.i2p.util.SystemVersion;
/** /**
* Wrapper for ElGamal encryption/signature schemes. * Wrapper for ElGamal encryption/signature schemes.
@ -49,6 +50,8 @@ import net.i2p.util.SimpleByteCache;
* making up the SHA256 of the data, then the data itself. The random byte and * making up the SHA256 of the data, then the data itself. The random byte and
* the SHA256 hash is stripped on decrypt so the original data is returned. * the SHA256 hash is stripped on decrypt so the original data is returned.
* *
* Not recommended for new applications.
*
* @author thecrypto, jrandom * @author thecrypto, jrandom
*/ */
@ -68,6 +71,7 @@ public final class ElGamalEngine {
* application context. This constructor should only be used by the * application context. This constructor should only be used by the
* appropriate application context itself. * appropriate application context itself.
* *
* Starts the YK precalc thread if context is RouterContext or Android.
*/ */
public ElGamalEngine(I2PAppContext context) { public ElGamalEngine(I2PAppContext context) {
context.statManager().createRateStat("crypto.elGamal.encrypt", context.statManager().createRateStat("crypto.elGamal.encrypt",
@ -79,6 +83,11 @@ public final class ElGamalEngine {
_context = context; _context = context;
_log = context.logManager().getLog(ElGamalEngine.class); _log = context.logManager().getLog(ElGamalEngine.class);
_ykgen = new YKGenerator(context); _ykgen = new YKGenerator(context);
// Don't start the precalc thread for external applications,
// benchmarks, or unit tests.
// YKgen still works, it just won't precalc.
// Known external users are Bote and Syndie.
if (context.isRouterContext() || SystemVersion.isAndroid())
_ykgen.start(); _ykgen.start();
} }