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annotate src/share/vm/utilities/elfStringTable.hpp @ 3960:f08d439fab8c

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7089790: integrate bsd-port changes Reviewed-by: kvn, twisti, jrose Contributed-by: Kurt Miller <kurt@intricatesoftware.com>, Greg Lewis <glewis@eyesbeyond.com>, Jung-uk Kim <jkim@freebsd.org>, Christos Zoulas <christos@zoulas.com>, Landon Fuller <landonf@plausible.coop>, The FreeBSD Foundation <board@freebsdfoundation.org>, Michael Franz <mvfranz@gmail.com>, Roger Hoover <rhoover@apple.com>, Alexander Strange <astrange@apple.com>
author never
date Sun, 25 Sep 2011 16:03:29 -0700
parents 2d4762ec74af
children d7e3846464d0
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1 /*
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2 * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 *
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23 */
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24
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25 #ifndef __ELF_STRING_TABLE_HPP
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26 #define __ELF_STRING_TABLE_HPP
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27
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28 #if !defined(_WINDOWS) && !defined(__APPLE__)
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29
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30 #include "memory/allocation.hpp"
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31 #include "utilities/decoder.hpp"
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32 #include "utilities/elfFile.hpp"
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33
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34
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35 // The string table represents a string table section in an elf file.
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36 // Whenever there is enough memory, it will load whole string table as
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37 // one blob. Otherwise, it will load string from file when requested.
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38
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39 #define MAX_SYMBOL_LEN 256
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40
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41 class ElfStringTable: CHeapObj {
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42 friend class ElfFile;
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43 public:
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44 ElfStringTable(FILE* file, Elf_Shdr shdr, int index);
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45 ~ElfStringTable();
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46
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47 // section index
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48 int index() { return m_index; };
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49
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50 // get string at specified offset
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51 const char* string_at(int offset);
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52
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53 // get status code
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54 Decoder::decoder_status get_status() { return m_status; };
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55
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56 protected:
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57 ElfStringTable* m_next;
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58
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59 // section index
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60 int m_index;
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61
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62 // holds complete string table if can
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63 // allocate enough memory
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64 const char* m_table;
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65
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66 // file contains string table
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67 FILE* m_file;
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68
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69 // section header
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70 Elf_Shdr m_shdr;
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71
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72 // buffer for reading individual string
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73 char m_symbol[MAX_SYMBOL_LEN];
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74
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75 // error code
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76 Decoder::decoder_status m_status;
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77 };
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78
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79 #endif // _WINDOWS
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80
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81 #endif // __ELF_STRING_TABLE_HPP