1 /*

     2  * Copyright (c) 2011, 2013, Oracle and/or its affiliates. All rights reserved.

     3  * Copyright 2013 SAP AG. All rights reserved.

     4  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     5  *

     6  * This code is free software; you can redistribute it and/or modify it

     7  * under the terms of the GNU General Public License version 2 only, as

     8  * published by the Free Software Foundation.

     9  *

    10  * This code is distributed in the hope that it will be useful, but WITHOUT

    11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    13  * version 2 for more details (a copy is included in the LICENSE file that

    14  * accompanied this code).

    15  *

    16  * You should have received a copy of the GNU General Public License version

    17  * 2 along with this work; if not, write to the Free Software Foundation,

    18  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    19  *

    20  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    21  * or visit www.oracle.com if you need additional information or have any

    22  * questions.

    23  *

    24  */

    25 

    26 #include "utilities/decoder.hpp"

    27 #include "porting_aix.hpp"

    28 

    29 // Provide simple AIXDecoder which enables decoding of C frames in VM.

    30 class AIXDecoder: public AbstractDecoder {

    31  public:

    32   AIXDecoder() {

    33     _decoder_status = no_error;

    34   }

    35   ~AIXDecoder() {}

    36 

    37   virtual bool can_decode_C_frame_in_vm() const { return true; }

    38 

    39   virtual bool demangle(const char* symbol, char* buf, int buflen) { return false; } // demangled by getFuncName

    40 

    41   virtual bool decode(address addr, char* buf, int buflen, int* offset, const char* modulepath) {

    42     return (::getFuncName((codeptr_t)addr, buf, buflen, offset, 0, 0, 0) == 0);

    43   }

    44   virtual bool decode(address addr, char *buf, int buflen, int* offset, const void *base) {

    45     ShouldNotReachHere();

    46     return false;

    47   }

    48 };