72 lines
2.5 KiB
C++
Executable File
72 lines
2.5 KiB
C++
Executable File
/**********
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* Copyright (c) 2004 Greg Parker. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY GREG PARKER ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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**********/
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#ifndef SYMBOL_H
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#define SYMBOL_H
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#include <string>
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#include <stdint.h>
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using namespace std;
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#include "elf.h"
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class Image;
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class Section;
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class StringTable;
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// used for vmaddr() and offset() to get Thumb interworkable address
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#define thumb true
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class Symbol {
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string mName; // of symbol
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const Section *mSection; // containing symbol
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uint32_t mOffset; // of symbol's data in containing section
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uint8_t mBind;
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uint8_t mType;
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uint16_t mSpecialSection; // if mSection == 0, this is st_shndx
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bool mUsed;
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public:
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Symbol(const string &newName, const Section *newSection,
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uint32_t newOffset, uint8_t newBind, uint8_t newType);
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Symbol(Image& image, const StringTable &strtab, Elf32_Sym *sym);
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const string& name(void) const;
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const Section *section(void) const;
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uint32_t offset(bool interwork = false) const;
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bool isGlobal(void) const;
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char type(void) const { return mType; }
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uint32_t vmaddr(bool interwork = false) const;
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Elf32_Sym asElf(const Image& image) const;
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void libSection(const Section* s, uint32_t o) { mSection = s; mOffset = o; }
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bool isUsed(void) const { return mUsed; }
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void setUsed() { mUsed = true; }
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};
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#endif
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