diff options
Diffstat (limited to 'gnu/javax/net/ssl/provider/CertificateRequestBuilder.java')
-rw-r--r-- | gnu/javax/net/ssl/provider/CertificateRequestBuilder.java | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/gnu/javax/net/ssl/provider/CertificateRequestBuilder.java b/gnu/javax/net/ssl/provider/CertificateRequestBuilder.java new file mode 100644 index 000000000..9beab473c --- /dev/null +++ b/gnu/javax/net/ssl/provider/CertificateRequestBuilder.java @@ -0,0 +1,113 @@ +/* CertificateRequestBuilder.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 static gnu.javax.net.ssl.provider.CertificateRequest.ClientCertificateType; + +import java.io.ByteArrayOutputStream; +import java.io.IOException; +import java.nio.ByteBuffer; +import java.util.List; + +import javax.security.auth.x500.X500Principal; + +/** + * Builder for {@link CertificateRequest} objects. + * + * @author Casey Marshall (csm@gnu.org) + */ +public class CertificateRequestBuilder extends CertificateRequest + implements Builder +{ + public CertificateRequestBuilder() + { + super(ByteBuffer.allocate(1024)); + } + + /* (non-Javadoc) + * @see gnu.javax.net.ssl.provider.Builder#buffer() + */ + public ByteBuffer buffer() + { + return ((ByteBuffer) buffer.duplicate().limit(length())).slice(); + } + + public void setTypes(List<ClientCertificateType> types) + { + ensureCapacity(types.size() + 3); + buffer.put(0, (byte) types.size()); + ByteBuffer b = (ByteBuffer) buffer.duplicate().position(1); + for (ClientCertificateType type : types) + b.put((byte) type.getValue()); + } + + public void setAuthorities(List<X500Principal> authorities) + { + ByteArrayOutputStream out = new ByteArrayOutputStream(1024); + for (X500Principal auth : authorities) + { + byte[] encoded = auth.getEncoded(); + out.write((encoded.length >>> 8) & 0xFF); + out.write( encoded.length & 0xFF); + try + { + out.write(encoded); + } + catch (IOException ignored) + { + // Ignored; we use a ByteArrayOutputStream. + } + } + byte[] auths = out.toByteArray(); + int typesLen = 1 + (buffer.get(0) & 0xFF); + int len = typesLen + auths.length + 2; + ensureCapacity(len); + buffer.putShort(typesLen, (short) auths.length); + ((ByteBuffer) buffer.duplicate().position(typesLen + 2)).put(auths); + } + + public void ensureCapacity(final int capacity) + { + if (buffer.capacity() >= capacity) + return; + ByteBuffer newBuffer = ByteBuffer.allocate(capacity); + newBuffer.duplicate().put(buffer); + buffer = newBuffer; + } +} |