asn1bmpstring.java

来自「一个非常好的ssh客户端实现」· Java 代码 · 共 44 行

/******************************************************************************
 *
 * Copyright (c) 1999-2003 AppGate Network Security AB. All Rights Reserved.
 * 
 * This file contains Original Code and/or Modifications of Original Code as
 * defined in and that are subject to the MindTerm Public Source License,
 * Version 2.0, (the 'License'). You may not use this file except in compliance
 * with the License.
 * 
 * You should have received a copy of the MindTerm Public Source License
 * along with this software; see the file LICENSE.  If not, write to
 * AppGate Network Security AB, Otterhallegatan 2, SE-41118 Goteborg, SWEDEN
 *
 *****************************************************************************/

package com.mindbright.asn1;

public class ASN1BMPString extends ASN1CharString {

    public ASN1BMPString() {
	super(ASN1.TAG_BMPSTRING);
    }

    public void setValue(String string) {
	char[] s = string.toCharArray();
	byte[] tmp = new byte[s.length * 2];
	for(int i = 0; i < s.length; i++) {
	    tmp[i * 2]       = (byte)(s[i] >>> 8);
	    tmp[(i * 2) + 1] = (byte)(s[i] & 0xff);
	}
	setRaw(tmp);
    }

    public String getValue() {
	char[] string = new char[value.length / 2];
	for(int i = 0; i < string.length; i++) {
	    string[i] = (char)((value[i * 2] << 8) +
			       (value[(i * 2) + 1] & 0xff));
	}
	return new String(string);
    }

}