diff options
Diffstat (limited to 'gcc-4.4.3/libjava/classpath/gnu/javax/net/ssl/provider/ServerRSAParams.java')
-rw-r--r-- | gcc-4.4.3/libjava/classpath/gnu/javax/net/ssl/provider/ServerRSAParams.java | 163 |
1 files changed, 0 insertions, 163 deletions
diff --git a/gcc-4.4.3/libjava/classpath/gnu/javax/net/ssl/provider/ServerRSAParams.java b/gcc-4.4.3/libjava/classpath/gnu/javax/net/ssl/provider/ServerRSAParams.java deleted file mode 100644 index ff265ce8a..000000000 --- a/gcc-4.4.3/libjava/classpath/gnu/javax/net/ssl/provider/ServerRSAParams.java +++ /dev/null @@ -1,163 +0,0 @@ -/* ServerRSAParams.java -- The server's RSA parameters. - 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.PrintWriter; -import java.io.StringWriter; -import java.math.BigInteger; -import java.nio.ByteBuffer; - -/** - * The ServerRSAParams structure. - * - * <pre> -struct -{ - opaque rsa_modulus<1..2^16-1>; - opaque rsa_exponent<1..2^16-1>; -} ServerRSAParams; -</pre> - */ -public class ServerRSAParams implements ServerKeyExchangeParams -{ - - private final ByteBuffer buffer; - - public ServerRSAParams (final ByteBuffer buffer) - { - this.buffer = buffer; - } - - public KeyExchangeAlgorithm algorithm () - { - return KeyExchangeAlgorithm.RSA; - } - - public int length () - { - int offset = buffer.getShort (0) & 0xFFFF; - return (buffer.getShort (offset + 2) & 0xFFFF) + offset + 4; - } - - /** - * Gets the modulus field. - * - * @return The modulus. - */ - public BigInteger modulus () - { - int len = buffer.getShort (0) & 0xFFFF; - byte[] buf = new byte[len]; - buffer.position (2); - buffer.get (buf); - return new BigInteger (1, buf); - } - - /** - * Returns the exponent field. - * - * @return The exponent. - */ - public BigInteger exponent () - { - int off = (buffer.getShort (0) & 0xFFFF) + 2; - int len = buffer.getShort (off) & 0xFFFF; - byte[] buf = new byte[len]; - buffer.position (off + 2); - buffer.get (buf); - return new BigInteger (1, buf); - } - - /** - * Sets the modulus. - * - * @param modulus The modulus. - * @throws java.nio.ReadOnlyBufferException If the underlying buffer - * is not writable. - */ - public void setModulus (final BigInteger modulus) - { - byte[] buf = modulus.toByteArray (); - int length = (buf[0] == 0x00 ? buf.length - 1 : buf.length); - int offset = (buf[0] == 0x00 ? 1 : 0); - buffer.putShort (0, (short) length); - buffer.position (2); - buffer.put (buf, offset, length); - } - - /** - * Sets the exponent. - * - * @param exponent The exponent. - * @throws java.nio.ReadOnlyBufferException If the underlying buffer - * is not writeable. - */ - public void setExponent (final BigInteger exponent) - { - byte[] buf = exponent.toByteArray (); - int length = (buf[0] == 0x00 ? buf.length -1 : buf.length); - int offset = (buf[0] == 0x00 ? 1 : 0); - int where = (buffer.getShort (0) & 0xFFFF) + 2; - buffer.putShort (where, (short) length); - buffer.position (where + 2); - buffer.put (buf, offset, length); - } - - public String toString () - { - return toString (null); - } - - public String toString (final String prefix) - { - StringWriter str = new StringWriter (); - PrintWriter out = new PrintWriter (str); - if (prefix != null) out.print (prefix); - out.println ("struct {"); - if (prefix != null) out.print (prefix); - out.print (" rsa_modulus: "); - out.println (modulus ().toString (16)); - if (prefix != null) out.print (prefix); - out.print (" rsa_exponent: "); - out.println (exponent ()); - if (prefix != null) out.print (prefix); - out.print ("} ServerRSAParams;"); - return str.toString (); - } -} |