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-rw-r--r--libjava/java/util/zip/Adler32.java101
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diff --git a/libjava/java/util/zip/Adler32.java b/libjava/java/util/zip/Adler32.java
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--- a/libjava/java/util/zip/Adler32.java
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@@ -1,101 +0,0 @@
-/* Copyright (C) 1999 Free Software Foundation
-
- This file is part of libgcj.
-
-This software is copyrighted work licensed under the terms of the
-Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
-details. */
-
-package java.util.zip;
-
-/**
- * @author Per Bothner
- * @date April 6, 1999.
- */
-
-/*
- * Written using on-line Java Platform 1.2 API Specification, as well
- * as "The Java Class Libraries", 2nd edition (Addison-Wesley, 1998).
- * The actual Adler32 algorithm is taken from RFC 1950.
- * Status: Believed complete and correct.
- */
-
-public class Adler32 implements Checksum
-{
- private static int BASE = 65521; /* largest prime smaller than 65536 */
-
- int s1;
- int s2;
-
- public Adler32 ()
- {
- reset();
- }
-
- public void reset () { s1 = 1; s2 = 0; }
-
- public void update (int bval)
- {
- s1 = (s1 + (bval & 0xFF)) % BASE;
- s2 = (s1 + s2) % BASE;
- }
-
- public void update (byte[] buffer)
- {
- update(buffer, 0, buffer.length);
- }
-
- public void update (byte[] buf, int off, int len)
- {
- int s1 = this.s1;
- int s2 = this.s2;
- while (len > 0)
- {
- // We can defer the modulo operation.
- int n = 4000;
- if (n > len)
- n = len;
- len -= n;
- while (--n >= 0)
- {
- s1 = s1 + (buf[off++] & 0xFF);
- s2 = s2 + s1;
- }
- s1 %= BASE;
- s2 %= BASE;
- }
- this.s1 = s1;
- this.s2 = s2;
- }
-
- public long getValue()
- {
- return ((long) s2 << 16) + s1;
- }
-}
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