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// --- BEGIN COPYRIGHT BLOCK ---
// This program 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; version 2 of the License.
//
// This program 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 this program; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//
// (C) 2007 Red Hat, Inc.
// All rights reserved.
// --- END COPYRIGHT BLOCK ---
package netscape.security.util;
import sun.io.ByteToCharConverter;
import sun.io.ConversionBufferFullException;
import sun.io.UnknownCharacterException;
/**
* Converts bytes in ASN.1 IA5String character set to unicode characters.
*
* @author Lily Hsiao
* @author Slava Galperin
*/
public class ByteToCharIA5String extends ByteToCharConverter {
public String getCharacterEncoding() {
return "ASN.1 IA5String";
}
public int convert(byte[] input, int inStart, int inEnd, char[] output,
int outStart, int outEnd) throws ConversionBufferFullException,
UnknownCharacterException {
int j = outStart;
for (int i = inStart; i < inEnd; i++, j++) {
if (j >= outEnd) {
byteOff = i;
charOff = j;
throw new ConversionBufferFullException();
}
if (!subMode && (input[i] & 0x80) != 0) {
byteOff = i;
charOff = j;
badInputLength = 1;
throw new UnknownCharacterException();
}
output[j] = (char) (input[i] & 0x7f);
}
byteOff = inEnd;
charOff = j;
return j - outStart;
}
public int flush(char[] output, int outStart, int outEnd) {
return 0;
}
public void reset() {
}
}
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