1 /* 2 * Copyright 2000-2005 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, 20 * CA 95054 USA or visit www.sun.com if you need additional information or 21 * have any questions. 22 * 23 */ 24 25 package sun.jvm.hotspot; 26 27 import java.util.*; 28 import sun.jvm.hotspot.debugger.*; 29 import sun.jvm.hotspot.types.*; 30 import sun.jvm.hotspot.types.basic.*; 31 32 /** This class implements the compiler-specific access to the vtbl for 33 a given C++ type. */ 34 public class HotSpotSolarisVtblAccess extends BasicVtblAccess { 35 36 public HotSpotSolarisVtblAccess(SymbolLookup symbolLookup, 37 String[] jvmLibNames) { 38 super(symbolLookup, jvmLibNames); 39 } 40 41 protected String vtblSymbolForType(Type type) { 42 String demangledSymbol = type.getName() + "::__vtbl"; 43 return mangle(demangledSymbol); 44 } 45 46 //-------------------------------------------------------------------------------- 47 // Internals only below this point 48 // 49 50 private String mangle(String symbol) { 51 String[] parts = symbol.split("::"); 52 StringBuffer mangled = new StringBuffer("__1c"); 53 for (int i = 0; i < parts.length; i++) { 54 int len = parts[i].length(); 55 if (len >= 26) { 56 mangled.append((char)('a' + (len / 26))); 57 len = len % 26; 58 } 59 mangled.append((char)('A' + len)); 60 mangled.append(parts[i]); 61 } 62 mangled.append("_"); 63 return mangled.toString(); 64 } 65 }