diff options
| author | Andrew Haley <aph@redhat.com> | 2016-09-30 16:24:48 +0000 |
|---|---|---|
| committer | Andrew Haley <aph@gcc.gnu.org> | 2016-09-30 16:24:48 +0000 |
| commit | 07b78716af6a9d7c9fd1e94d9baf94a52c873947 (patch) | |
| tree | 3f22b3241c513ad168c8353805614ae1249410f4 /libjava/classpath/gnu/java/util/Base64.java | |
| parent | eae993948bae8b788c53772bcb9217c063716f93 (diff) | |
Makefile.def: Remove libjava.
2016-09-30 Andrew Haley <aph@redhat.com>
* Makefile.def: Remove libjava.
* Makefile.tpl: Likewise.
* Makefile.in: Regenerate.
* configure.ac: Likewise.
* configure: Likewise.
* gcc/java: Remove.
* libjava: Likewise.
From-SVN: r240662
Diffstat (limited to 'libjava/classpath/gnu/java/util/Base64.java')
| -rw-r--r-- | libjava/classpath/gnu/java/util/Base64.java | 342 |
1 files changed, 0 insertions, 342 deletions
diff --git a/libjava/classpath/gnu/java/util/Base64.java b/libjava/classpath/gnu/java/util/Base64.java deleted file mode 100644 index 80b1fcc025c..00000000000 --- a/libjava/classpath/gnu/java/util/Base64.java +++ /dev/null @@ -1,342 +0,0 @@ -/* Base64.java -- Base64 encoding and decoding. - Copyright (C) 2006, 2007 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. - --- -Base64 encoding derived from ISC's DHCP. Copyright notices from DHCP -follow. See http://www.isc.org/products/DHCP/. - -Copyright (c) 1996 by Internet Software Consortium. - -Permission to use, copy, modify, and distribute this software for any -purpose with or without fee is hereby granted, provided that the above -copyright notice and this permission notice appear in all copies. - -THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM -DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL -IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL -INTERNET SOFTWARE CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, -INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING -FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, -NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION -WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - --- -Portions Copyright (c) 1995 by International Business Machines, Inc. - -International Business Machines, Inc. (hereinafter called IBM) grants -permission under its copyrights to use, copy, modify, and distribute -this Software with or without fee, provided that the above copyright -notice and all paragraphs of this notice appear in all copies, and -that the name of IBM not be used in connection with the marketing of -any product incorporating the Software or modifications thereof, -without specific, written prior permission. - -To the extent it has a right to do so, IBM grants an immunity from -suit under its patents, if any, for the use, sale or manufacture of -products to the extent that such products are used for performing -Domain Name System dynamic updates in TCP/IP networks by means of the -Software. No immunity is granted for any product per se or for any -other function of any product. - -THE SOFTWARE IS PROVIDED "AS IS", AND IBM DISCLAIMS ALL WARRANTIES, -INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A -PARTICULAR PURPOSE. IN NO EVENT SHALL IBM BE LIABLE FOR ANY SPECIAL, -DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER -ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS -SOFTWARE, EVEN IF IBM IS APPRISED OF THE POSSIBILITY OF SUCH -DAMAGES. */ - - -package gnu.java.util; - -import gnu.java.lang.CPStringBuilder; - -import java.io.ByteArrayOutputStream; -import java.io.IOException; - -public final class Base64 -{ - - // No constructor. - private Base64() { } - - // Class methods. - // ------------------------------------------------------------------------- - - /** Base-64 characters. */ - private static final String BASE_64 = - "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; - - /** Base-64 padding character. */ - private static final char BASE_64_PAD = '='; - - /** - * Base64 encode a byte array, with no line wrapping. - * - * @param buf The byte array to encode. - * @return <tt>buf</tt> encoded in Base64. - */ - public static String encode(byte[] buf) - { - return encode(buf, 0); - } - - /** - * Base64 encode a byte array, returning the returning string. - * - * @param buf The byte array to encode. - * @param tw The total length of any line, 0 for unlimited. - * @return <tt>buf</tt> encoded in Base64. - */ - public static String encode(byte[] buf, int tw) - { - return encode(buf, 0, buf.length, tw); - } - - /** - * Base64 encode a byte array, returning the returning string. - * - * @param buf The byte array to encode. - * @param offset The offset in the byte array to start. - * @param length The number of bytes to encode. - * @param tw The total length of any line, 0 for unlimited. - * @return <tt>buf</tt> encoded in Base64. - */ - public static String encode(byte[] buf, int offset, int length, int tw) - { - if (offset < 0 || length < 0 || offset + length > buf.length) - throw new ArrayIndexOutOfBoundsException(buf.length + " " - + offset + " " - + length); - int srcLength = buf.length - offset; - byte[] input = new byte[3]; - int[] output = new int[4]; - CPStringBuilder out = new CPStringBuilder(); - int i = offset; - int chars = 0; - - while (srcLength > 2) - { - input[0] = buf[i++]; - input[1] = buf[i++]; - input[2] = buf[i++]; - srcLength -= 3; - - output[0] = (input[0] & 0xff) >>> 2; - output[1] = ((input[0] & 0x03) << 4) + ((input[1] & 0xff) >>> 4); - output[2] = ((input[1] & 0x0f) << 2) + ((input[2] & 0xff) >>> 6); - output[3] = input[2] & 0x3f; - - out.append(BASE_64.charAt(output[0])); - if (tw > 0 && ++chars % tw == 0) - { - out.append("\n"); - } - out.append(BASE_64.charAt(output[1])); - if (tw > 0 && ++chars % tw == 0) - { - out.append("\n"); - } - out.append(BASE_64.charAt(output[2])); - if (tw > 0 && ++chars % tw == 0) - { - out.append("\n"); - } - out.append(BASE_64.charAt(output[3])); - if (tw > 0 && ++chars % tw == 0) - { - out.append("\n"); - } - } - - if (srcLength != 0) - { - input[0] = input[1] = input[2] = 0; - for (int j = 0; j < srcLength; j++) - { - input[j] = buf[i+j]; - } - output[0] = (input[0] & 0xff) >>> 2; - output[1] = ((input[0] & 0x03) << 4) + ((input[1] & 0xff) >>> 4); - output[2] = ((input[1] & 0x0f) << 2) + ((input[2] & 0xff) >>> 6); - - out.append(BASE_64.charAt(output[0])); - if (tw > 0 && ++chars % tw == 0) - { - out.append("\n"); - } - out.append(BASE_64.charAt(output[1])); - if (tw > 0 && ++chars % tw == 0) - { - out.append("\n"); - } - if (srcLength == 1) - { - out.append(BASE_64_PAD); - } - else - { - out.append(BASE_64.charAt(output[2])); - } - if (tw > 0 && ++chars % tw == 0) - { - out.append("\n"); - } - out.append(BASE_64_PAD); - if (tw > 0 && ++chars % tw == 0) - { - out.append("\n"); - } - } - if (tw > 0) - { - out.append("\n"); - } - - return out.toString(); - } - - /** - * Decode a Base-64 string into a byte array. - * - * @param b64 The Base-64 encoded string. - * @return The decoded bytes. - * @throws java.io.IOException If the argument is not a valid Base-64 - * encoding. - */ - public static byte[] decode(String b64) throws IOException - { - ByteArrayOutputStream result = new ByteArrayOutputStream(b64.length() / 3); - int state = 0, i; - byte temp = 0; - - for (i = 0; i < b64.length(); i++) - { - if (Character.isWhitespace(b64.charAt(i))) - { - continue; - } - if (b64.charAt(i) == BASE_64_PAD) - { - break; - } - - int pos = BASE_64.indexOf(b64.charAt(i)); - if (pos < 0) - { - throw new IOException("non-Base64 character " + b64.charAt(i)); - } - switch (state) - { - case 0: - temp = (byte) (pos - BASE_64.indexOf('A') << 2); - state = 1; - break; - - case 1: - temp |= (byte) (pos - BASE_64.indexOf('A') >>> 4); - result.write(temp); - temp = (byte) ((pos - BASE_64.indexOf('A') & 0x0f) << 4); - state = 2; - break; - - case 2: - temp |= (byte) ((pos - BASE_64.indexOf('A') & 0x7f) >>> 2); - result.write(temp); - temp = (byte) ((pos - BASE_64.indexOf('A') & 0x03) << 6); - state = 3; - break; - - case 3: - temp |= (byte) (pos - BASE_64.indexOf('A') & 0xff); - result.write(temp); - state = 0; - break; - - default: - throw new Error("this statement should be unreachable"); - } - } - - if (i < b64.length() && b64.charAt(i) == BASE_64_PAD) - { - switch (state) - { - case 0: - case 1: - throw new IOException("malformed Base64 sequence"); - - case 2: - i++; - for ( ; i < b64.length(); i++) - { - if (!Character.isWhitespace(b64.charAt(i))) - { - break; - } - } - // We must see a second pad character here. - if (b64.charAt(i) != BASE_64_PAD) - { - throw new IOException("malformed Base64 sequence"); - } - i++; - // Fall-through. - - case 3: - i++; - for ( ; i < b64.length(); i++) - { - // We should only see whitespace after this. - if (!Character.isWhitespace(b64.charAt(i))) - { - throw new IOException("malformed Base64 sequence"); - } - } - } - } - else - { - if (state != 0) - { - throw new IOException("malformed Base64 sequence"); - } - } - - return result.toByteArray(); - } -} |
