Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/share/vm/utilities/elfStringTable.hpp
src/share/vm/utilities/elfStringTable.hpp
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| 1 /* | |
| 2 * Copyright (c) 1997, 2012, 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_STRING_TABLE_HPP | |
| 26 #define SHARE_VM_UTILITIES_ELF_STRING_TABLE_HPP | |
| 27 | |
| 28 #if !defined(_WINDOWS) && !defined(__APPLE__) | |
| 29 | |
| 30 #include "memory/allocation.hpp" | |
| 31 #include "utilities/decoder.hpp" | |
| 32 #include "utilities/elfFile.hpp" | |
| 33 | |
| 34 | |
| 35 // The string table represents a string table section in an elf file. | |
| 36 // Whenever there is enough memory, it will load whole string table as | |
| 37 // one blob. Otherwise, it will load string from file when requested. | |
| 38 class ElfStringTable: CHeapObj<mtInternal> { | |
| 39 friend class ElfFile; | |
| 40 public: | |
| 41 ElfStringTable(FILE* file, Elf_Shdr shdr, int index); | |
| 42 ~ElfStringTable(); | |
| 43 | |
| 44 // section index | |
| 45 int index() { return m_index; }; | |
| 46 | |
| 47 // get string at specified offset | |
| 48 bool string_at(int offset, char* buf, int buflen); | |
| 49 | |
| 50 // get status code | |
| 51 NullDecoder::decoder_status get_status() { return m_status; }; | |
| 52 | |
| 53 protected: | |
| 54 ElfStringTable* m_next; | |
| 55 | |
| 56 // section index | |
| 57 int m_index; | |
| 58 | |
| 59 // holds complete string table if can | |
| 60 // allocate enough memory | |
| 61 const char* m_table; | |
| 62 | |
| 63 // file contains string table | |
| 64 FILE* m_file; | |
| 65 | |
| 66 // section header | |
| 67 Elf_Shdr m_shdr; | |
| 68 | |
| 69 // error code | |
| 70 NullDecoder::decoder_status m_status; | |
| 71 }; | |
| 72 | |
| 73 #endif // !_WINDOWS && !__APPLE__ | |
| 74 | |
| 75 #endif // SHARE_VM_UTILITIES_ELF_STRING_TABLE_HPP |
