1 /* 2 * Copyright (c) 1997, 2010, 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 __ELF_STRING_TABLE_HPP 26 #define __ELF_STRING_TABLE_HPP 27 28 #ifndef _WINDOWS 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 39 #define MAX_SYMBOL_LEN 256 40 41 class ElfStringTable: CHeapObj { 42 friend class ElfFile; 43 public: 44 ElfStringTable(FILE* file, Elf_Shdr shdr, int index); 45 ~ElfStringTable(); 46 47 // section index 48 int index() { return m_index; }; 49 50 // get string at specified offset 51 const char* string_at(int offset); 52 53 // get status code 54 Decoder::decoder_status get_status() { return m_status; }; 55 56 protected: 57 ElfStringTable* m_next; 58 59 // section index 60 int m_index; 61 62 // holds complete string table if can 63 // allocate enough memory 64 const char* m_table; 65 66 // file contains string table 67 FILE* m_file; 68 69 // section header 70 Elf_Shdr m_shdr; 71 72 // buffer for reading individual string 73 char m_symbol[MAX_SYMBOL_LEN]; 74 75 // error code 76 Decoder::decoder_status m_status; 77 }; 78 79 #endif // _WINDOWS 80 81 #endif // __ELF_STRING_TABLE_HPP 82