| /* |
| * Copyright (c) 1997, 2012, 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_STRING_TABLE_HPP |
| #define SHARE_VM_UTILITIES_ELF_STRING_TABLE_HPP |
| |
| #if !defined(_WINDOWS) && !defined(__APPLE__) |
| |
| #include "memory/allocation.hpp" |
| #include "utilities/decoder.hpp" |
| #include "utilities/elfFile.hpp" |
| |
| |
| // The string table represents a string table section in an elf file. |
| // Whenever there is enough memory, it will load whole string table as |
| // one blob. Otherwise, it will load string from file when requested. |
| class ElfStringTable: CHeapObj<mtInternal> { |
| friend class ElfFile; |
| public: |
| ElfStringTable(FILE* file, Elf_Shdr shdr, int index); |
| ~ElfStringTable(); |
| |
| // section index |
| int index() { return m_index; }; |
| |
| // get string at specified offset |
| bool string_at(int offset, char* buf, int buflen); |
| |
| // get status code |
| NullDecoder::decoder_status get_status() { return m_status; }; |
| |
| protected: |
| ElfStringTable* m_next; |
| |
| // section index |
| int m_index; |
| |
| // holds complete string table if can |
| // allocate enough memory |
| const char* m_table; |
| |
| // file contains string table |
| FILE* m_file; |
| |
| // section header |
| Elf_Shdr m_shdr; |
| |
| // error code |
| NullDecoder::decoder_status m_status; |
| }; |
| |
| #endif // !_WINDOWS && !__APPLE__ |
| |
| #endif // SHARE_VM_UTILITIES_ELF_STRING_TABLE_HPP |