1/*
2 * Copyright (c) 2011, 2017, 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
25#ifndef OS_BSD_VM_DECODER_MACHO_HPP
26#define OS_BSD_VM_DECODER_MACHO_HPP
27
28#ifdef __APPLE__
29
30#include "utilities/decoder.hpp"
31
32// Just a placehold for now, a real implementation should derive
33// from AbstractDecoder
34class MachODecoder : public AbstractDecoder {
35 public:
36  MachODecoder() { }
37  virtual ~MachODecoder() { }
38  virtual bool can_decode_C_frame_in_vm() const {
39    return true;
40  }
41  virtual bool demangle(const char* symbol, char* buf, int buflen);
42  virtual bool decode(address pc, char* buf, int buflen, int* offset,
43                      const void* base);
44  virtual bool decode(address pc, char* buf, int buflen, int* offset,
45                      const char* module_path, bool demangle) {
46    ShouldNotReachHere();
47    return false;
48  }
49
50 private:
51  void * mach_find_command(struct mach_header_64 * mach_base, uint32_t command_wanted);
52  char * mach_find_in_stringtable(char *strtab, uint32_t tablesize, int strx_wanted);
53};
54
55#endif
56
57#endif // OS_BSD_VM_DECODER_MACHO_HPP
58