1 /*
   2  * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 package jdk.internal.clang;
  25 
  26 import java.nio.ByteBuffer;
  27 
  28 public class Type extends StructType {
  29     Type(ByteBuffer buf) {
  30         super(buf);
  31     }
  32 
  33     // Function Types
  34     public native boolean isVariadic();
  35     public native Type resultType();
  36     public native int numberOfArgs();
  37     public native Type argType(int idx);
  38     private native int getCallingConvention1();
  39 
  40     public CallingConvention getCallingConvention() {
  41         int v = getCallingConvention1();
  42         return CallingConvention.valueOf(v);
  43     }
  44 
  45     // Pointer type
  46     public native Type getPointeeType();
  47 
  48     // array/vector type
  49     public native Type getElementType();
  50     public native long getNumberOfElements();
  51 
  52     // Struct/RecordType
  53     public native long getOffsetOf(String fieldName);
  54 
  55     // Typedef
  56     public native Type canonicalType();
  57 
  58     public native String spelling();
  59 
  60     public native int kind1();
  61 
  62     public native long size();
  63 
  64     public TypeKind kind() {
  65         int v = kind1();
  66         // FIXME: assert(v == getData().getInt(0));
  67         return TypeKind.valueOf(v);
  68     }
  69 
  70     public native Cursor getDeclarationCursor();
  71 
  72     public native boolean equalType(Type other);
  73 
  74     @Override
  75     public boolean equals(Object other) {
  76         if (this == other) {
  77             return true;
  78         }
  79         if (!(other instanceof Type)) {
  80             return false;
  81         }
  82         return equalType((Type)other);
  83     }
  84 
  85     @Override
  86     public int hashCode() {
  87         return spelling().hashCode();
  88     }
  89 }