// Path: src/java/net/jpountz/util/SafeUtils.java
// public enum SafeUtils {
//   ;
// 
//   public static void checkRange(byte[] buf, int off) {
//     if (off < 0 || off >= buf.length) {
//       throw new ArrayIndexOutOfBoundsException(off);
//     }
//   }
// 
//   public static void checkRange(byte[] buf, int off, int len) {
//     checkLength(len);
//     if (len > 0) {
//       checkRange(buf, off);
//       checkRange(buf, off + len - 1);
//     }
//   }
// 
//   public static void checkLength(int len) {
//     if (len < 0) {
//       throw new IllegalArgumentException("lengths must be >= 0");
//     }
//   }
// 
//   public static byte readByte(byte[] buf, int i) {
//     return buf[i];
//   }
// 
//   public static int readIntBE(byte[] buf, int i) {
//     return ((buf[i] & 0xFF) << 24) | ((buf[i+1] & 0xFF) << 16) | ((buf[i+2] & 0xFF) << 8) | (buf[i+3] & 0xFF);
//   }
// 
//   public static int readIntLE(byte[] buf, int i) {
//     return (buf[i] & 0xFF) | ((buf[i+1] & 0xFF) << 8) | ((buf[i+2] & 0xFF) << 16) | ((buf[i+3] & 0xFF) << 24);
//   }
// 
//   public static int readInt(byte[] buf, int i) {
//     if (Utils.NATIVE_BYTE_ORDER == ByteOrder.BIG_ENDIAN) {
//       return readIntBE(buf, i);
//     } else {
//       return readIntLE(buf, i);
//     }
//   }
// 
//   public static long readLongLE(byte[] buf, int i) {
//     return (buf[i] & 0xFFL) | ((buf[i+1] & 0xFFL) << 8) | ((buf[i+2] & 0xFFL) << 16) | ((buf[i+3] & 0xFFL) << 24)
//          | ((buf[i+4] & 0xFFL) << 32) | ((buf[i+5] & 0xFFL) << 40) | ((buf[i+6] & 0xFFL) << 48) | ((buf[i+7] & 0xFFL) << 56);
//   }
// 
//   public static void writeShortLE(byte[] buf, int off, int v) {
//     buf[off++] = (byte) v;
//     buf[off++] = (byte) (v >>> 8);
//   }
// 
//   public static void writeInt(int[] buf, int off, int v) {
//     buf[off] = v;
//   }
// 
//   public static int readInt(int[] buf, int off) {
//     return buf[off];
//   }
// 
//   public static void writeByte(byte[] dest, int off, int i) {
//     dest[off] = (byte) i;
//   }
// 
//   public static void writeShort(short[] buf, int off, int v) {
//     buf[off] = (short) v;
//   }
// 
//   public static int readShortLE(byte[] buf, int i) {
//     return (buf[i] & 0xFF) | ((buf[i+1] & 0xFF) << 8);
//   }
// 
//   public static int readShort(short[] buf, int off) {
//     return buf[off] & 0xFFFF;
//   }
// }


import static net.jpountz.lz4.LZ4Constants.LAST_LITERALS;
import static net.jpountz.lz4.LZ4Constants.ML_BITS;
import static net.jpountz.lz4.LZ4Constants.ML_MASK;
import static net.jpountz.lz4.LZ4Constants.RUN_MASK;
import net.jpountz.util.SafeUtils;
package net.jpountz.lz4;

/*
 * Copyright 2020 Adrien Grand and the lz4-java contributors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */


enum LZ4SafeUtils {
  ;

  static int hash(byte[] buf, int i) {
    return LZ4Utils.hash(SafeUtils.readInt(buf, i));
  }

  static int hash64k(byte[] buf, int i) {
// Path: src/java/net/jpountz/util/SafeUtils.java
// public enum SafeUtils {
//   ;
// 
//   public static void checkRange(byte[] buf, int off) {
//     if (off < 0 || off >= buf.length) {
//       throw new ArrayIndexOutOfBoundsException(off);
//     }
//   }
// 
//   public static void checkRange(byte[] buf, int off, int len) {
//     checkLength(len);
//     if (len > 0) {
//       checkRange(buf, off);
//       checkRange(buf, off + len - 1);
//     }
//   }
// 
//   public static void checkLength(int len) {
//     if (len < 0) {
//       throw new IllegalArgumentException("lengths must be >= 0");
//     }
//   }
// 
//   public static byte readByte(byte[] buf, int i) {
//     return buf[i];
//   }
// 
//   public static int readIntBE(byte[] buf, int i) {
//     return ((buf[i] & 0xFF) << 24) | ((buf[i+1] & 0xFF) << 16) | ((buf[i+2] & 0xFF) << 8) | (buf[i+3] & 0xFF);
//   }
// 
//   public static int readIntLE(byte[] buf, int i) {
//     return (buf[i] & 0xFF) | ((buf[i+1] & 0xFF) << 8) | ((buf[i+2] & 0xFF) << 16) | ((buf[i+3] & 0xFF) << 24);
//   }
// 
//   public static int readInt(byte[] buf, int i) {
//     if (Utils.NATIVE_BYTE_ORDER == ByteOrder.BIG_ENDIAN) {
//       return readIntBE(buf, i);
//     } else {
//       return readIntLE(buf, i);
//     }
//   }
// 
//   public static long readLongLE(byte[] buf, int i) {
//     return (buf[i] & 0xFFL) | ((buf[i+1] & 0xFFL) << 8) | ((buf[i+2] & 0xFFL) << 16) | ((buf[i+3] & 0xFFL) << 24)
//          | ((buf[i+4] & 0xFFL) << 32) | ((buf[i+5] & 0xFFL) << 40) | ((buf[i+6] & 0xFFL) << 48) | ((buf[i+7] & 0xFFL) << 56);
//   }
// 
//   public static void writeShortLE(byte[] buf, int off, int v) {
//     buf[off++] = (byte) v;
//     buf[off++] = (byte) (v >>> 8);
//   }
// 
//   public static void writeInt(int[] buf, int off, int v) {
//     buf[off] = v;
//   }
// 
//   public static int readInt(int[] buf, int off) {
//     return buf[off];
//   }
// 
//   public static void writeByte(byte[] dest, int off, int i) {
//     dest[off] = (byte) i;
//   }
// 
//   public static void writeShort(short[] buf, int off, int v) {
//     buf[off] = (short) v;
//   }
// 
//   public static int readShortLE(byte[] buf, int i) {
//     return (buf[i] & 0xFF) | ((buf[i+1] & 0xFF) << 8);
//   }
// 
//   public static int readShort(short[] buf, int off) {
//     return buf[off] & 0xFFFF;
//   }
// }


// Path: src/java/net/jpountz/lz4/LZ4SafeUtils.java
import static net.jpountz.lz4.LZ4Constants.LAST_LITERALS;
import static net.jpountz.lz4.LZ4Constants.ML_BITS;
import static net.jpountz.lz4.LZ4Constants.ML_MASK;
import static net.jpountz.lz4.LZ4Constants.RUN_MASK;
import net.jpountz.util.SafeUtils;

package net.jpountz.lz4;

/*
 * Copyright 2020 Adrien Grand and the lz4-java contributors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */


enum LZ4SafeUtils {
  ;

  static int hash(byte[] buf, int i) {
    return LZ4Utils.hash(SafeUtils.readInt(buf, i));
  }

  static int hash64k(byte[] buf, int i) {
    return LZ4Utils.hash64k(SafeUtils.readInt(buf, i));