| /* |
| * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| |
| #ifndef SHARE_VM_UTILITIES_ELF_SYMBOL_TABLE_HPP |
| #define SHARE_VM_UTILITIES_ELF_SYMBOL_TABLE_HPP |
| |
| #if !defined(_WINDOWS) && !defined(__APPLE__) |
| |
| |
| #include "memory/allocation.hpp" |
| #include "utilities/decoder.hpp" |
| #include "utilities/elfFile.hpp" |
| |
| /* |
| * symbol table object represents a symbol section in an elf file. |
| * Whenever possible, it will load all symbols from the corresponding section |
| * of the elf file into memory. Otherwise, it will walk the section in file |
| * to look up the symbol that nearest the given address. |
| */ |
| class ElfSymbolTable: public CHeapObj<mtInternal> { |
| friend class ElfFile; |
| public: |
| ElfSymbolTable(FILE* file, Elf_Shdr shdr); |
| ~ElfSymbolTable(); |
| |
| // search the symbol that is nearest to the specified address. |
| bool lookup(address addr, int* stringtableIndex, int* posIndex, int* offset, ElfFuncDescTable* funcDescTable); |
| |
| NullDecoder::decoder_status get_status() { return m_status; }; |
| |
| protected: |
| ElfSymbolTable* m_next; |
| |
| // holds a complete symbol table section if |
| // can allocate enough memory |
| Elf_Sym* m_symbols; |
| |
| // file contains string table |
| FILE* m_file; |
| |
| // section header |
| Elf_Shdr m_shdr; |
| |
| NullDecoder::decoder_status m_status; |
| }; |
| |
| #endif // !_WINDOWS and !__APPLE__ |
| |
| #endif // SHARE_VM_UTILITIES_ELF_SYMBOL_TABLE_HPP |