From dc6a0b2d949256fbdcdc7301044067e2cf45289f Mon Sep 17 00:00:00 2001 From: Andrew John Hughes Date: Wed, 25 Feb 2009 21:40:28 +0000 Subject: Sync libgcj with GNU Classpath 0.98. 2009-02-13 Andrew John Hughes Import GNU Classpath (classpath-0_98-release). * Makefile.am: Add natVMSecureRandom.cc. * Makefile.in: Regenerated. * classpath/ChangeLog, * classpath/Makefile.am: Merged. * classpath/Makefile.in: Regenerated. * classpath/NEWS: Merged. * classpath/config.guess, * classpath/config.sub, * classpath/configure: Regenerated. * classpath/configure.ac: Merged. * classpath/gnu/java/awt/peer/gtk/CairoGraphics2D.java, * classpath/gnu/java/security/jce/prng/SecureRandomAdapter.java, * classpath/gnu/javax/crypto/jce/prng/ARCFourRandomSpi.java, * classpath/gnu/javax/crypto/jce/prng/CSPRNGSpi.java, * classpath/gnu/javax/crypto/jce/prng/FortunaImpl.java, * classpath/gnu/javax/crypto/jce/prng/ICMRandomSpi.java, * classpath/gnu/javax/crypto/jce/prng/UMacRandomSpi.java, * classpath/gnu/javax/crypto/prng/ICMGenerator.java, * classpath/gnu/xml/stream/XMLParser.java, * classpath/java/security/SecureRandom.java, * classpath/native/jni/native-lib/cpproc.c, * classpath/native/plugin/gcjwebplugin.cc, * classpath/tools/gnu/classpath/tools/gjdoc/Main.java: Merged. * configure: Regenerated. * configure.ac: Add symlink for natVMSecureRandomPosix.cc to natVMSecureRandom.cc * gnu/classpath/Configuration.java: Change version to 0.98. * gnu/java/security/jce/prng/SecureRandomAdapter.h: Regenerated. * gnu/java/security/jce/prng/VMSecureRandom.h: Generated. * gnu/java/security/jce/prng/VMSecureRandom.java: Added native implementation. * gnu/java/security/jce/prng/natVMSecureRandomPosix.cc: Wrapper around /dev/random. * gnu/javax/crypto/jce/prng/CSPRNGSpi.h, * gnu/javax/crypto/jce/prng/FortunaImpl.h, * java/security/SecureRandom.h: Regenerated. * java/security/VMSecureRandom$Spinner.h, * java/security/VMSecureRandom.h, * java/security/VMSecureRandom.java: Removed. * sources.am: Move VMSecureRandom to gnu.java.security.jce.prng. From-SVN: r144434 --- .../gnu/java/awt/peer/gtk/CairoGraphics2D.java | 4 +- .../security/jce/prng/SecureRandomAdapter.java | 121 +++++++++++++++++---- 2 files changed, 102 insertions(+), 23 deletions(-) (limited to 'libjava/classpath/gnu/java') diff --git a/libjava/classpath/gnu/java/awt/peer/gtk/CairoGraphics2D.java b/libjava/classpath/gnu/java/awt/peer/gtk/CairoGraphics2D.java index bc8c91a..8f8d7ea 100644 --- a/libjava/classpath/gnu/java/awt/peer/gtk/CairoGraphics2D.java +++ b/libjava/classpath/gnu/java/awt/peer/gtk/CairoGraphics2D.java @@ -1246,7 +1246,9 @@ public abstract class CairoGraphics2D extends Graphics2D public void drawPolyline(int[] xPoints, int[] yPoints, int nPoints) { - draw(new Polygon(xPoints, yPoints, nPoints)); + for (int i = 1; i < nPoints; i++) + draw(new Line2D.Double(xPoints[i - 1], yPoints[i - 1], + xPoints[i], yPoints[i])); } public void drawOval(int x, int y, int width, int height) diff --git a/libjava/classpath/gnu/java/security/jce/prng/SecureRandomAdapter.java b/libjava/classpath/gnu/java/security/jce/prng/SecureRandomAdapter.java index 5be402f..5877e3e 100644 --- a/libjava/classpath/gnu/java/security/jce/prng/SecureRandomAdapter.java +++ b/libjava/classpath/gnu/java/security/jce/prng/SecureRandomAdapter.java @@ -38,35 +38,57 @@ exception statement from your version. */ package gnu.java.security.jce.prng; +import gnu.java.security.action.GetSecurityPropertyAction; +import gnu.classpath.SystemProperties; import gnu.java.security.prng.LimitReachedException; import gnu.java.security.prng.MDGenerator; +import java.security.AccessController; +import java.security.SecureRandom; import java.security.SecureRandomSpi; + import java.util.Collections; +import java.util.logging.Level; +import java.util.logging.Logger; + +import java.io.InputStream; +import java.io.IOException; + +import java.net.MalformedURLException; +import java.net.URL; /** - * The implementation of a generic {@link java.security.SecureRandom} adapter - * class to wrap GNU PRNG instances based on Message Digest algorithms. - *

- * This class defines the Service Provider Interface (SPI) for + *

The implementation of a generic {@link java.security.SecureRandom} adapter + * class to wrap gnu.crypto prng instances based on Message Digest algorithms.

+ * + *

This class defines the Service Provider Interface (SPI) for * the {@link java.security.SecureRandom} class, which provides the - * functionality of a cryptographically strong pseudo-random number generator. - *

- * All the abstract methods in the {@link SecureRandomSpi} class are implemented - * by this class and all its sub-classes. + * functionality of a cryptographically strong pseudo-random number generator.

+ * + *

All the abstract methods in the {@link SecureRandomSpi} class are + * implemented by this class and all its sub-classes.

*/ -abstract class SecureRandomAdapter - extends SecureRandomSpi +public abstract class SecureRandomAdapter + extends SecureRandomSpi { + + private boolean isSeeded = false; + /** Our underlying prng instance. */ private MDGenerator adaptee = new MDGenerator(); /** The name of the message digest algorithm used by the adaptee. */ private String mdName; + private static final Logger logger = + Logger.getLogger(SecureRandom.class.getName()); + + private static final String SECURERANDOM_SOURCE = "securerandom.source"; + private static final String JAVA_SECURITY_EGD = "java.security.egd"; + /** - * Trivial protected constructor. - * + *

Trivial protected constructor.

+ * * @param mdName the canonical name of the underlying hash algorithm. */ protected SecureRandomAdapter(String mdName) @@ -74,23 +96,77 @@ abstract class SecureRandomAdapter super(); this.mdName = mdName; - adaptee.init(Collections.singletonMap(MDGenerator.MD_NAME, mdName)); + adaptee.init (Collections.singletonMap (MDGenerator.MD_NAME, mdName)); + } + + public static final byte[] getSeed(int numBytes) + { + URL sourceUrl = null; + String urlStr = null; + + byte[] buffer = new byte[numBytes]; + + GetSecurityPropertyAction action = + new GetSecurityPropertyAction(SECURERANDOM_SOURCE); + try + { + urlStr = (String) AccessController.doPrivileged(action); + if (urlStr != null) + sourceUrl = new URL(urlStr); + } + catch (MalformedURLException ignored) + { + logger.log(Level.WARNING, + SECURERANDOM_SOURCE + " property is malformed: {0}", + urlStr); + } + + if (sourceUrl == null) + { + try + { + urlStr = SystemProperties.getProperty(JAVA_SECURITY_EGD); + if (urlStr != null) + sourceUrl = new URL(urlStr); + } + catch (MalformedURLException mue) + { + logger.log(Level.WARNING, + JAVA_SECURITY_EGD + " property is malformed: {0}", + urlStr); + } + } + + if (sourceUrl != null) + { + try + { + InputStream in = sourceUrl.openStream(); + in.read(buffer); + return buffer; + } + catch (IOException ioe) + { + logger.log(Level.FINE, "error reading random bytes", ioe); + } + } + + // If we get here, we did not get any seed from a property URL. + VMSecureRandom.generateSeed(buffer, 0, buffer.length); + return buffer; } public byte[] engineGenerateSeed(int numBytes) { - if (numBytes < 1) - return new byte[0]; - - byte[] result = new byte[numBytes]; - this.engineNextBytes(result); - return result; + return getSeed(numBytes); } public void engineNextBytes(byte[] bytes) { - if (! adaptee.isInitialised()) - this.engineSetSeed(new byte[0]); + if (!isSeeded) + { + engineSetSeed(engineGenerateSeed(32)); + } try { adaptee.nextBytes(bytes, 0, bytes.length); @@ -102,6 +178,7 @@ abstract class SecureRandomAdapter public void engineSetSeed(byte[] seed) { - adaptee.addRandomBytes(seed); + adaptee.addRandomBytes (seed); + isSeeded = true; } } -- cgit v1.1