content: /*
   * Copyright 2020 Alibaba Group Holding Limited.
   *
   * 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.
   */
  
  package com.alibaba.graphscope.common.jna.type;
  
  import com.alibaba.graphscope.common.jna.IrTypeMapper;
  import com.sun.jna.Memory;
  import com.sun.jna.Pointer;
  import com.sun.jna.Structure;
  
  @Structure.FieldOrder({"ptr", "len"})
  public class FfiPbPointer extends Structure {
  
      public FfiPbPointer() {
          super(IrTypeMapper.INSTANCE);
      }
  
      public static class ByValue extends FfiPbPointer implements Structure.ByValue {
          public ByValue(byte[] bytes) {
              this.len = bytes.length;
              if (this.len > 0) {
                  this.ptr = new Memory(this.len);
                  this.ptr.write(0, bytes, 0, (int) this.len);
              }
          }
      }
  
      public Pointer ptr;
      public long len;
  }
  