relocations.cpp
#include <iostream>
#include <inttypes.h> // PRIx64
#include "../elf_parser.hpp"
void print_relocations(std::vector<elf_parser::relocation_t> &relocations);
int main(int argc, char* argv[]) {
char usage_banner[] = "usage: ./sections [<executable>]\n";
if(argc < 2) {
std::cerr << usage_banner;
return -1;
}
std::string program((std::string)argv[1]);
elf_parser::Elf_parser elf_parser(program);
std::vector<elf_parser::relocation_t> relocs = elf_parser.get_relocations();
print_relocations(relocs);
return 0;
}
void print_relocations(std::vector<elf_parser::relocation_t> &relocations) {
printf(" [*] %-16s %-16s %-16s %-16s %s\n", "Offset", "Info", "Type", "Sym. Value", "Sym. Name (section)");
printf(" [*] %-16s\n", "Calculated PLT Address");
for (auto &rel : relocations) {
printf("%016" PRIx64 " %016" PRIx64 " %-16s %016" PRIx64 " %-16s (%s)\n",
rel.relocation_offset,
rel.relocation_info,
rel.relocation_type.c_str(),
rel.relocation_symbol_value,
rel.relocation_symbol_name.c_str(),
rel.relocation_section_name.c_str());
printf("%016" PRIx64 "\n", rel.relocation_plt_address);
}
}
sections.cpp
#include <iostream>
#include <inttypes.h> // PRIx64
#include "../elf_parser.hpp"
void print_sections(std::vector<elf_parser::section_t> §ions);
int main(int argc, char* argv[]) {
char usage_banner[] = "usage: ./sections [<executable>]\n";
if(argc < 2) {
std::cerr << usage_banner;
return -1;
}
std::string program((std::string)argv[1]);
elf_parser::Elf_parser elf_parser(program);
std::vector<elf_parser::section_t> secs = elf_parser.get_sections();
print_sections(secs);
return 0;
}
void print_sections(std::vector<elf_parser::section_t> §ions) {
printf(" [Nr] %-16s %-16s %-16s %s\n", "Name", "Type", "Address", "Offset");
printf(" %-16s %-16s %5s\n",
"Size", "EntSize", "Align");
for (auto §ion : sections) {
printf(" [%2d] %-16s %-16s %016" PRIx64 " %08" PRIx64 "\n",
section.section_index,
section.section_name.c_str(),
section.section_type.c_str(),
section.section_addr,
section.section_offset);
printf(" %016zx %016" PRIx64 " %5" PRIu64 "\n",
section.section_size,
section.section_ent_size,
section.section_addr_align);
}
}
segments.cpp
#include <iostream>
#include <inttypes.h> // PRIx64
#include "../elf_parser.hpp"
void print_segments(std::vector<elf_parser::segment_t> &segments);
int main(int argc, char* argv[]) {
char usage_banner[] = "usage: ./sections [<executable>]\n";
if(argc < 2) {
std::cerr << usage_banner;
return -1;
}
std::string program((std::string)argv[1]);
elf_parser::Elf_parser elf_parser(program);
std::vector<elf_parser::segment_t> segs = elf_parser.get_segments();
print_segments(segs);
return 0;
}
void print_segments(std::vector<elf_parser::segment_t> &segments) {
printf(" %-16s %-16s %-16s %s\n", "Type", "Offset", "VirtAddr", "PhysAddr");
printf(" %-16s %-16s %-16s %6s %5s\n", " ", "FileSiz", "MemSiz", "Flags", "Align");
for (auto &segment : segments) {
printf(" %-16s 0x%016" PRIx64 " 0x%016" PRIx64 " 0x%016" PRIx64 "\n",
segment.segment_type.c_str(),
segment.segment_offset,
segment.segment_virtaddr,
segment.segment_physaddr);
printf(" %-16s 0x%016" PRIx64 " 0x%016" PRIx64 " %-5s %-5" PRIx64 "\n", "",
segment.segment_filesize,
segment.segment_memsize,
segment.segment_flags.c_str(),
segment.segment_align);
}
}
symbols.cpp
#include <iostream>
#include <inttypes.h> // PRIx64
#include "../elf_parser.hpp"
void print_symbols(std::vector<elf_parser::symbol_t> &symbols);
int main(int argc, char* argv[]) {
char usage_banner[] = "usage: ./sections [<executable>]\n";
if(argc < 2) {
std::cerr << usage_banner;
return -1;
}
std::string program((std::string)argv[1]);
elf_parser::Elf_parser elf_parser(program);
std::vector<elf_parser::symbol_t> syms = elf_parser.get_symbols();
print_symbols(syms);
return 0;
}
void print_symbols(std::vector<elf_parser::symbol_t> &symbols) {
printf("Num: Value Size Type Bind Vis Ndx Name\n");
for (auto &symbol : symbols) {
printf("%-3d: %08" PRIx64 " %-4d %-8s %-7s %-9s %-3s %s(%s)\n",
symbol.symbol_num,
symbol.symbol_value,
symbol.symbol_size,
symbol.symbol_type.c_str(),
symbol.symbol_bind.c_str(),
symbol.symbol_visibility.c_str(),
symbol.symbol_index.c_str(),
symbol.symbol_name.c_str(),
symbol.symbol_section.c_str());
}
}