92 lines
2.8 KiB
C++
Executable File
92 lines
2.8 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 STRINGTABLE_H
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#define STRINGTABLE_H
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#include <string.h>
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#include <vector>
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#include <string>
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using namespace std;
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#include "elf.h"
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#include "swap.h"
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#include "image.h"
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#include "section.h"
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#include "complain.h"
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using namespace std;
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class StringTable : public Section {
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public:
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StringTable(Image& newImage)
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: Section(newImage, string(".strtab"), SHT_STRTAB, 0, 0, (uint8_t *)calloc(1, 1), 1)
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{
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// strtab containing the empty string, unless read() replaces it
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}
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void read(Elf32_Shdr *shdr)
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{
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Section::read(shdr);
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char *strings = (char *)malloc(mSize);
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memcpy(strings, mContents, mSize);
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mContents = (uint8_t *)strings;
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}
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string operator[](int offset) const
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{
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return string((char *)mContents+offset);
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}
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void addString(const string& str)
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{
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const char *cstr = str.c_str();
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int len = strlen(cstr) + 1;
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mContents = (uint8_t *)realloc((char *)mContents, mSize + len);
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memcpy((char *)mContents + mSize, cstr, len);
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mSize += len;
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}
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int indexOf(const string& str) const
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{
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const char *cstr = str.c_str();
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const char *strings = (const char *)mContents;
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for (const char *s = strings;
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s < strings+mSize;
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s++)
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{
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if (0 == strcmp(s, cstr)) return s - strings;
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}
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error("string %s not in strtab", cstr);
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return -1;
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}
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};
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#endif
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