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comparison src/share/vm/utilities/elfStringTable.hpp @ 4840:0a10d80352d5

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Merge
author brutisso
date Fri, 27 Jan 2012 09:04:57 +0100
parents d7e3846464d0
children d2a62e0f25eb
comparison
equal deleted inserted replaced
4839:b4ebad3520bb 4840:0a10d80352d5
1 /* 1 /*
2 * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved. 2 * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 * 4 *
5 * This code is free software; you can redistribute it and/or modify it 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 6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. 7 * published by the Free Software Foundation.
20 * or visit www.oracle.com if you need additional information or have any 20 * or visit www.oracle.com if you need additional information or have any
21 * questions. 21 * questions.
22 * 22 *
23 */ 23 */
24 24
25 #ifndef __ELF_STRING_TABLE_HPP 25 #ifndef SHARE_VM_UTILITIES_ELF_STRING_TABLE_HPP
26 #define __ELF_STRING_TABLE_HPP 26 #define SHARE_VM_UTILITIES_ELF_STRING_TABLE_HPP
27 27
28 #if !defined(_WINDOWS) && !defined(__APPLE__) 28 #if !defined(_WINDOWS) && !defined(__APPLE__)
29 29
30 #include "memory/allocation.hpp" 30 #include "memory/allocation.hpp"
31 #include "utilities/decoder.hpp" 31 #include "utilities/decoder.hpp"
33 33
34 34
35 // The string table represents a string table section in an elf file. 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 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. 37 // one blob. Otherwise, it will load string from file when requested.
38
39 #define MAX_SYMBOL_LEN 256
40
41 class ElfStringTable: CHeapObj { 38 class ElfStringTable: CHeapObj {
42 friend class ElfFile; 39 friend class ElfFile;
43 public: 40 public:
44 ElfStringTable(FILE* file, Elf_Shdr shdr, int index); 41 ElfStringTable(FILE* file, Elf_Shdr shdr, int index);
45 ~ElfStringTable(); 42 ~ElfStringTable();
46 43
47 // section index 44 // section index
48 int index() { return m_index; }; 45 int index() { return m_index; };
49 46
50 // get string at specified offset 47 // get string at specified offset
51 const char* string_at(int offset); 48 bool string_at(int offset, char* buf, int buflen);
52 49
53 // get status code 50 // get status code
54 Decoder::decoder_status get_status() { return m_status; }; 51 NullDecoder::decoder_status get_status() { return m_status; };
55 52
56 protected: 53 protected:
57 ElfStringTable* m_next; 54 ElfStringTable* m_next;
58 55
59 // section index 56 // section index
67 FILE* m_file; 64 FILE* m_file;
68 65
69 // section header 66 // section header
70 Elf_Shdr m_shdr; 67 Elf_Shdr m_shdr;
71 68
72 // buffer for reading individual string
73 char m_symbol[MAX_SYMBOL_LEN];
74
75 // error code 69 // error code
76 Decoder::decoder_status m_status; 70 NullDecoder::decoder_status m_status;
77 }; 71 };
78 72
79 #endif // _WINDOWS 73 #endif // _WINDOWS and _APPLE
80 74
81 #endif // __ELF_STRING_TABLE_HPP 75 #endif // SHARE_VM_UTILITIES_ELF_STRING_TABLE_HPP