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authormark <mark@138bc75d-0d04-0410-961f-82ee72b054a4>2006-03-10 21:46:48 +0000
committermark <mark@138bc75d-0d04-0410-961f-82ee72b054a4>2006-03-10 21:46:48 +0000
commitce57ab760f69de6db452def7ffbf5b114a2d8694 (patch)
treeea38c56431c5d4528fb54254c3f8e50f517bede3 /libjava/classpath/gnu/javax/net/ssl/provider/SSLSocketInputStream.java
parent50996fe55769882de3f410896032c887f0ff0d04 (diff)
downloadppe42-gcc-ce57ab760f69de6db452def7ffbf5b114a2d8694.tar.gz
ppe42-gcc-ce57ab760f69de6db452def7ffbf5b114a2d8694.zip
Imported GNU Classpath 0.90
* scripts/makemake.tcl: Set gnu/java/awt/peer/swing to ignore. * gnu/classpath/jdwp/VMFrame.java (SIZE): New constant. * java/lang/VMCompiler.java: Use gnu.java.security.hash.MD5. * java/lang/Math.java: New override file. * java/lang/Character.java: Merged from Classpath. (start, end): Now 'int's. (canonicalName): New field. (CANONICAL_NAME, NO_SPACES_NAME, CONSTANT_NAME): New constants. (UnicodeBlock): Added argument. (of): New overload. (forName): New method. Updated unicode blocks. (sets): Updated. * sources.am: Regenerated. * Makefile.in: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@111942 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libjava/classpath/gnu/javax/net/ssl/provider/SSLSocketInputStream.java')
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diff --git a/libjava/classpath/gnu/javax/net/ssl/provider/SSLSocketInputStream.java b/libjava/classpath/gnu/javax/net/ssl/provider/SSLSocketInputStream.java
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+++ b/libjava/classpath/gnu/javax/net/ssl/provider/SSLSocketInputStream.java
@@ -0,0 +1,181 @@
+/* SSLSocketInputStream.java -- InputStream for SSL sockets.
+ Copyright (C) 2006 Free Software Foundation, Inc.
+
+This file is a 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 of the License, 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; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
+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 gnu.javax.net.ssl.provider;
+
+import java.io.EOFException;
+import java.io.FilterInputStream;
+import java.io.InputStream;
+import java.io.IOException;
+import javax.net.ssl.SSLException;
+
+class SSLSocketInputStream extends FilterInputStream
+{
+
+ // Fields.
+ // -------------------------------------------------------------------------
+
+ private final SSLSocket socket;
+ private final boolean checkHandshake;
+
+ // Constructors.
+ // -------------------------------------------------------------------------
+
+ SSLSocketInputStream(InputStream in, SSLSocket socket)
+ {
+ this(in, socket, true);
+ }
+
+ SSLSocketInputStream(InputStream in, SSLSocket socket, boolean checkHandshake)
+ {
+ super(in);
+ this.socket = socket;
+ this.checkHandshake = checkHandshake;
+ }
+
+ // Instance methods.
+ // -------------------------------------------------------------------------
+
+ public int available() throws IOException
+ {
+ if (checkHandshake)
+ {
+ socket.checkHandshakeDone();
+ }
+ int ret = 0;
+ try
+ {
+ ret = super.available();
+ }
+ catch (AlertException ae)
+ {
+ Alert alert = ae.getAlert ();
+ if (alert.getDescription () == Alert.Description.CLOSE_NOTIFY)
+ {
+ return -1;
+ }
+ else
+ {
+ throw ae;
+ }
+ }
+ return ret;
+ }
+
+ public int read() throws IOException
+ {
+ if (checkHandshake)
+ {
+ socket.checkHandshakeDone();
+ }
+ int ret = 0;
+ try
+ {
+ ret = in.read();
+ }
+ catch (AlertException ae)
+ {
+ Alert alert = ae.getAlert ();
+ if (alert.getDescription () == Alert.Description.CLOSE_NOTIFY)
+ {
+ return -1;
+ }
+ else
+ {
+ throw ae;
+ }
+ }
+ return ret;
+ }
+
+ public int read(byte[] buf) throws IOException
+ {
+ return read(buf, 0, buf.length);
+ }
+
+ public int read(byte[] buf, int off, int len) throws IOException
+ {
+ if (checkHandshake)
+ {
+ socket.checkHandshakeDone();
+ }
+ if (buf == null)
+ {
+ throw new NullPointerException();
+ }
+ if (off < 0 || len < 0 || off + len > buf.length)
+ {
+ throw new ArrayIndexOutOfBoundsException();
+ }
+ int ret = 0;
+ try
+ {
+ ret = in.read(buf, off, len);
+ }
+ catch (AlertException ae)
+ {
+ Alert alert = ae.getAlert ();
+ if (alert.getDescription () == Alert.Description.CLOSE_NOTIFY)
+ {
+ return -1;
+ }
+ else
+ {
+ throw ae;
+ }
+ }
+ return ret;
+ }
+
+ // Own methods.
+ // -------------------------------------------------------------------------
+
+ private boolean checkAlert() throws IOException
+ {
+ Alert alert = socket.checkAlert();
+ if (alert == null) return false;
+ if (alert.getLevel().equals(Alert.Level.FATAL))
+ throw new AlertException(alert, false);
+ if (alert.getDescription().equals(Alert.Description.CLOSE_NOTIFY))
+ {
+ try { return (in.available() <= 0); }
+ catch (IOException ioe) { }
+ }
+ return false;
+ }
+}
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