Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/share/vm/utilities/elfSymbolTable.hpp
src/share/vm/utilities/elfSymbolTable.hpp
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| 1 /* | |
| 2 * Copyright (c) 1997, 2013, 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 SHARE_VM_UTILITIES_ELF_SYMBOL_TABLE_HPP | |
| 26 #define SHARE_VM_UTILITIES_ELF_SYMBOL_TABLE_HPP | |
| 27 | |
| 28 #if !defined(_WINDOWS) && !defined(__APPLE__) | |
| 29 | |
| 30 | |
| 31 #include "memory/allocation.hpp" | |
| 32 #include "utilities/decoder.hpp" | |
| 33 #include "utilities/elfFile.hpp" | |
| 34 | |
| 35 /* | |
| 36 * symbol table object represents a symbol section in an elf file. | |
| 37 * Whenever possible, it will load all symbols from the corresponding section | |
| 38 * of the elf file into memory. Otherwise, it will walk the section in file | |
| 39 * to look up the symbol that nearest the given address. | |
| 40 */ | |
| 41 class ElfSymbolTable: public CHeapObj<mtInternal> { | |
| 42 friend class ElfFile; | |
| 43 public: | |
| 44 ElfSymbolTable(FILE* file, Elf_Shdr shdr); | |
| 45 ~ElfSymbolTable(); | |
| 46 | |
| 47 // search the symbol that is nearest to the specified address. | |
| 48 bool lookup(address addr, int* stringtableIndex, int* posIndex, int* offset, ElfFuncDescTable* funcDescTable); | |
| 49 | |
| 50 NullDecoder::decoder_status get_status() { return m_status; }; | |
| 51 | |
| 52 protected: | |
| 53 ElfSymbolTable* m_next; | |
| 54 | |
| 55 // holds a complete symbol table section if | |
| 56 // can allocate enough memory | |
| 57 Elf_Sym* m_symbols; | |
| 58 | |
| 59 // file contains string table | |
| 60 FILE* m_file; | |
| 61 | |
| 62 // section header | |
| 63 Elf_Shdr m_shdr; | |
| 64 | |
| 65 NullDecoder::decoder_status m_status; | |
| 66 }; | |
| 67 | |
| 68 #endif // !_WINDOWS and !__APPLE__ | |
| 69 | |
| 70 #endif // SHARE_VM_UTILITIES_ELF_SYMBOL_TABLE_HPP |
