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author | upstream source tree <ports@midipix.org> | 2015-03-15 20:14:05 -0400 |
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committer | upstream source tree <ports@midipix.org> | 2015-03-15 20:14:05 -0400 |
commit | 554fd8c5195424bdbcabf5de30fdc183aba391bd (patch) | |
tree | 976dc5ab7fddf506dadce60ae936f43f58787092 /libjava/classpath/gnu/javax/net/ssl/provider/ServerKeyExchangeBuilder.java | |
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Diffstat (limited to 'libjava/classpath/gnu/javax/net/ssl/provider/ServerKeyExchangeBuilder.java')
-rw-r--r-- | libjava/classpath/gnu/javax/net/ssl/provider/ServerKeyExchangeBuilder.java | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/libjava/classpath/gnu/javax/net/ssl/provider/ServerKeyExchangeBuilder.java b/libjava/classpath/gnu/javax/net/ssl/provider/ServerKeyExchangeBuilder.java new file mode 100644 index 000000000..658ae228a --- /dev/null +++ b/libjava/classpath/gnu/javax/net/ssl/provider/ServerKeyExchangeBuilder.java @@ -0,0 +1,89 @@ +/* ServerKeyExchangeBuilder.java -- + 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.nio.ByteBuffer; + +/** + * Builder for {@link ServerKeyExchange} objects. + * + * @author Casey Marshall (csm@gnu.org) + */ +public class ServerKeyExchangeBuilder extends ServerKeyExchange + implements Builder +{ + public ServerKeyExchangeBuilder(final CipherSuite suite) + { + super(ByteBuffer.allocate(1024), suite); + } + + /* (non-Javadoc) + * @see gnu.javax.net.ssl.provider.Builder#buffer() + */ + public ByteBuffer buffer() + { + return ((ByteBuffer) buffer.duplicate().position(0).limit(length())).slice(); + } + + public void setParams(ByteBuffer params) + { + if (suite.keyExchangeAlgorithm() == KeyExchangeAlgorithm.NONE) + throw new IllegalArgumentException("key exchange algorithm is none"); + ensureCapacity(params.remaining()); + buffer.duplicate().put(params); + } + + public void setSignature(ByteBuffer signature) + { + if (suite.keyExchangeAlgorithm() == KeyExchangeAlgorithm.NONE) + throw new IllegalArgumentException("key exchange algorithm is none"); + int paramsLen = params().length(); + ensureCapacity(paramsLen + signature.remaining()); + ((ByteBuffer) buffer.duplicate().position(paramsLen)).put(signature); + } + + public void ensureCapacity(int capacity) + { + if (buffer.capacity() >= capacity) + return; + ByteBuffer newBuffer = ByteBuffer.allocate(capacity); + newBuffer.duplicate().put(buffer); + buffer = newBuffer; + } +} |