1 files changed, 194 insertions, 0 deletions
diff --git a/javax/net/ssl/SSLEngineResult.java b/javax/net/ssl/SSLEngineResult.java
new file mode 100644
index 000000000..0d6a435dd
--- /dev/null
+++ b/javax/net/ssl/SSLEngineResult.java
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+/* SSLEngineResult.java -- 
+   Copyright (C) 2006 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 USA.
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library.  Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module.  An independent module is a module which is not derived from
+or based on this library.  If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so.  If you do not wish to do so, delete this
+exception statement from your version. */
+
+
+package javax.net.ssl;
+
+/**
+ * A result from an {@link SSLEngine} <code>wrap</code> or
+ * <code>unwrap</code> operation. This class conveys a possibly
+ * intermediate result, and may ask for more input data or request
+ * that output data be sent over a connection.
+ */
+public class SSLEngineResult
+{
+  private final HandshakeStatus handshakeStatus;
+  private final Status status;
+  private final int bytesConsumed;
+  private final int bytesProduced;
+
+  /**
+   * Creates a new SSL engine result.
+   *
+   * @param status The status of the SSL connection.
+   * @param handshakeStatus The status of the SSL handshake.
+   * @param bytesConsumed The number of bytes consumed by the previous
+   * operation.
+   * @param bytesProduced The number of bytes produced by the previous
+   * operation.
+   * @throws IllegalArgumentException If either enum value is
+   * <code>null</code>, or if either integer is negative.
+   */
+  public SSLEngineResult (Status status, HandshakeStatus handshakeStatus,
+			  int bytesConsumed, int bytesProduced)
+  {
+    if (status == null)
+      throw new IllegalArgumentException ("'status' may not be null");
+    if (handshakeStatus == null)
+      throw new IllegalArgumentException ("'handshakeStatus' may not be null");
+    if (bytesConsumed < 0)
+      throw new IllegalArgumentException ("'bytesConumed' must be nonnegative");
+    if (bytesProduced < 0)
+      throw new IllegalArgumentException ("'bytesProduced' must be nonnegative");
+    this.status = status;
+    this.handshakeStatus = handshakeStatus;
+    this.bytesConsumed = bytesConsumed;
+    this.bytesProduced = bytesProduced;
+  }
+
+
+
+  /**
+   * An enumeration of possible general states.
+   */
+  public static enum Status
+  {
+
+    /**
+     * There were not enough input bytes available to complete the
+     * operation.
+     */
+    BUFFER_UNDERFLOW,
+
+    /**
+     * There was not enough space for the output message.
+     */
+    BUFFER_OVERFLOW,
+
+    /**
+     * Okay. No error.
+     */
+    OK,
+
+    /**
+     * The connection is closed.
+     */
+    CLOSED
+  }
+
+  /**
+   * An enumeration of possible handshake status states.
+   */
+  public static enum HandshakeStatus
+  {
+
+    /**
+     * Not currently handshaking.
+     */
+    NOT_HANDSHAKING,
+
+    /**
+     * The handshake is finished.
+     */
+    FINISHED,
+
+    /**
+     * Needs the status of one or more delegated tasks.
+     */
+    NEED_TASK,
+
+    /**
+     * Has data prepared for output, and needs a new call to
+     * <code>wrap</code>.
+     */
+    NEED_WRAP,
+
+    /**
+     * Is waiting for more input.
+     */
+    NEED_UNWRAP
+  }
+
+
+
+  /**
+   * Returns the number of bytes consumed by the previous operation.
+   *
+   * @return The number of bytes consumed.
+   */
+  public int bytesConsumed ()
+  {
+    return bytesConsumed;
+  }
+
+  /**
+   * Returns the number of bytes produced by the previous operation.
+   *
+   * @return The number of bytes produced.
+   */
+  public int bytesProduced ()
+  {
+    return bytesProduced;
+  }
+
+  /**
+   * Returns the handshake status.
+   *
+   * @return The handshake status.
+   */
+  public HandshakeStatus getHandshakeStatus ()
+  {
+    return handshakeStatus;
+  }
+
+  /**
+   * Returns the connection status.
+   *
+   * @return The connection status.
+   */
+  public Status getStatus ()
+  {
+    return status;
+  }
+
+  public String toString ()
+  {
+    return (super.toString () + " [ status: " + status + "; handshakeStatus: "
+	    + handshakeStatus + "; bytesConsumed: " + bytesConsumed
+	    + "; bytesProduced: " + bytesProduced + " ]");
+  }
+}