mirror of
https://github.com/serge1/ELFIO.git
synced 2025-03-20 04:21:25 +00:00
Symbol tables and notes output added
This commit is contained in:
Serge Lamikhov-Center
parent
02696b9e7f
commit
8ded746bc3
@ -319,6 +319,57 @@ static struct segment_type_table_t {
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};
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static struct segment_flag_table_t {
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const Elf_Word key;
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const char* str;
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} segment_flag_table [] =
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{
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{ 0, "" },
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{ 1, "X" },
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{ 2, "W" },
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{ 3, "WX" },
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{ 4, "R" },
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{ 5, "RX" },
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{ 6, "RW" },
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{ 7, "RWX" },
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};
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static struct symbol_bind_t {
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const Elf_Word key;
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const char* str;
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} symbol_bind_table [] =
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{
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{ STB_LOCAL , "LOCAL" },
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{ STB_GLOBAL , "GLOBAL" },
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{ STB_WEAK , "WEAK" },
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{ STB_LOOS , "LOOS" },
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{ STB_HIOS , "HIOS" },
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{ STB_MULTIDEF, "MULTIDEF" },
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{ STB_LOPROC , "LOPROC" },
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{ STB_HIPROC , "HIPROC" },
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};
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static struct symbol_type_t {
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const Elf_Word key;
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const char* str;
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} symbol_type_table [] =
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{
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{ STT_NOTYPE ,"NOTYPE" },
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{ STT_OBJECT ,"OBJECT" },
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{ STT_FUNC ,"FUNC" },
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{ STT_SECTION,"SECTION"},
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{ STT_FILE ,"FILE" },
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{ STT_COMMON ,"COMMON" },
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{ STT_TLS ,"TLS" },
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{ STT_LOOS ,"LOOS" },
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{ STT_HIOS ,"HIOS" },
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{ STT_LOPROC ,"LOPROC" },
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{ STT_HIPROC ,"HIPROC" },
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};
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//------------------------------------------------------------------------------
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class dump
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{
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@ -356,14 +407,12 @@ class dump
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out
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<< "Section Headers:" << std::endl
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<< " [Nr] Name Type Addr Size ES Flg Lk Inf Al" << std::endl;
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}
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for ( Elf_Half i = 0; i < n; ++i ) { // For all sections
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section* sec = reader.sections[i];
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section_header( out, i, sec );
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}
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for ( Elf_Half i = 0; i < n; ++i ) { // For all sections
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section* sec = reader.sections[i];
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section_header( out, i, sec );
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}
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if ( n > 0 ) {
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out << "Key to Flags: W (write), A (a lloc), X (execute)\n\n"
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<< std::endl;
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}
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@ -396,18 +445,19 @@ class dump
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static void
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segment_headers( std::ostream& out, elfio& reader )
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{
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// Print ELF file segments
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Elf_Half n = reader.segments.size();
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if ( n > 0 ) {
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printf( "Segment headers:\n" );
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printf( " [Nr] Type VirtAddr PhysAddr FileSize Mem.Size Flags Align\n" );
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out << "Segment headers:" << std::endl
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<< " [Nr] Type VirtAddr PhysAddr FileSize Mem.Size Flags Align"
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<< std::endl;
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for ( Elf_Half i = 0; i < n; ++i ) {
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segment* seg = reader.segments[i];
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segment_header( out, i, seg );
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}
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out << std::endl;
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}
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for ( Elf_Half i = 0; i < n; ++i ) {
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segment* seg = reader.segments[i];
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segment_header( out, i, seg );
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}
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return;
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}
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//------------------------------------------------------------------------------
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@ -418,27 +468,119 @@ class dump
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out << " ["
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<< DUMP_DEC_FORMAT( 2 ) << no
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<< "] "
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<< DUMP_STR_FORMAT( 14 ) << str_segment_type( seg->get_type() ) << " "
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<< DUMP_STR_FORMAT( 14 ) << str_segment_type( seg->get_type() ) << " "
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<< DUMP_HEX_FORMAT( 8 ) << seg->get_virtual_address() << " "
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<< DUMP_HEX_FORMAT( 8 ) << seg->get_physical_address() << " "
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<< DUMP_HEX_FORMAT( 8 ) << seg->get_file_size() << " "
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<< DUMP_HEX_FORMAT( 8 ) << seg->get_memory_size() << " "
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<< DUMP_HEX_FORMAT( 8 ) << seg->get_flags() << " "
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<< DUMP_STR_FORMAT( 8 ) << str_segment_flag( seg->get_flags() ) << " "
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<< DUMP_HEX_FORMAT( 8 ) << seg->get_align() << " "
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<< std::endl;
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out.flags(original_flags);
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/*
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printf( " [%2x] %-10.10s %08"PRIx64" %08"PRIx64" %08"PRIx64" %08"PRIx64" %08x %08"PRIx64"\n",
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i,
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SegmentTypes( seg->get_type() ).c_str(),
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seg->get_virtual_address(),
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seg->get_physical_address(),
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seg->get_file_size(),
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seg->get_memory_size(),
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seg->get_flags(),
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seg->get_align() );
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*/
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}
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//------------------------------------------------------------------------------
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static void
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symbol_tables( std::ostream& out, elfio& reader )
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{
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Elf_Half n = reader.sections.size();
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for ( Elf_Half i = 0; i < n; ++i ) { // For all sections
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section* sec = reader.sections[i];
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if ( SHT_SYMTAB == sec->get_type() || SHT_DYNSYM == sec->get_type() ) {
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symbol_section_accessor symbols( reader, sec );
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Elf_Xword sym_no = symbols.get_symbols_num();
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if ( sym_no > 0 ) {
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out << "Symbol table (" << sec->get_name() << ")" << std::endl
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<< " [Nr] Value Size Type Bind Sect Name"
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<< std::endl;
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for ( int i = 0; i < sym_no; ++i ) {
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std::string name;
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Elf64_Addr value;
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Elf_Xword size;
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unsigned char bind;
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unsigned char type;
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Elf_Half section;
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unsigned char other;
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symbols.get_symbol( i, name, value, size, bind, type, section, other );
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symbol_table( out, i, name, value, size, bind, type, section );
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}
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out << std::endl;
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}
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}
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}
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}
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//------------------------------------------------------------------------------
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static void
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symbol_table( std::ostream& out,
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Elf_Half no,
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std::string& name,
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Elf64_Addr value,
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Elf_Xword size,
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unsigned char bind,
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unsigned char type,
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Elf_Half section )
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{
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std::ios_base::fmtflags original_flags = out.flags();
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out << " ["
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<< DUMP_DEC_FORMAT( 2 ) << no
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<< "] "
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<< DUMP_HEX_FORMAT( 8 ) << value << " "
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<< DUMP_HEX_FORMAT( 8 ) << size << " "
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<< DUMP_STR_FORMAT( 7 ) << str_symbol_type( type ) << " "
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<< DUMP_STR_FORMAT( 8 ) << str_symbol_bind( bind ) << " "
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<< DUMP_DEC_FORMAT( 5 ) << section << " "
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<< DUMP_STR_FORMAT( 1 ) << name << " "
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<< std::endl;
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out.flags(original_flags);
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}
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//------------------------------------------------------------------------------
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static void
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notes( std::ostream& out, elfio& reader )
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{
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Elf_Half no = reader.sections.size();
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for ( Elf_Half i = 0; i < no; ++i ) { // For all sections
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section* sec = reader.sections[i];
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if ( SHT_NOTE == sec->get_type() ) {
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note_section_accessor notes( reader, sec );
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int no_notes = notes.get_notes_num();
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if ( no > 0 ) {
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out << "Note section (" << sec->get_name() << ")" << std::endl
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<< " No Type Name"
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<< std::endl;
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for ( int j = 0; j < no_notes; ++j ) { // For all notes
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Elf_Word type;
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std::string name;
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void* desc;
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Elf_Word descsz;
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notes.get_note( j, type, name, desc, descsz );
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note( out, j, type, name );
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}
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out << std::endl;
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}
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}
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}
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}
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//------------------------------------------------------------------------------
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static void
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note( std::ostream& out,
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int no,
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Elf_Word type,
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const std::string& name )
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{
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out << " ["
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<< DUMP_DEC_FORMAT( 2 ) << no
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<< "] "
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<< DUMP_HEX_FORMAT( 8 ) << type << " "
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<< DUMP_STR_FORMAT( 1 ) << name
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<< std::endl;
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}
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@ -528,6 +670,9 @@ class dump
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STR_FUNC_TABLE( machine );
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STR_FUNC_TABLE( section_type );
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STR_FUNC_TABLE( segment_type );
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STR_FUNC_TABLE( segment_flag );
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STR_FUNC_TABLE( symbol_bind );
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STR_FUNC_TABLE( symbol_type );
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#undef STR_FUNC_TABLE
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#undef DUMP_DEC_FORMAT
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@ -10,8 +10,6 @@ int main( int argc, char** argv )
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return 1;
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}
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// Open ELF reader
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elfio reader;
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if ( !reader.load( argv[1] ) ) {
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@ -19,10 +17,11 @@ int main( int argc, char** argv )
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return 1;
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}
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// Print ELF file header
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dump::header ( std::cout, reader );
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dump::section_headers( std::cout, reader );
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dump::segment_headers( std::cout, reader );
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dump::symbol_tables ( std::cout, reader );
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dump::notes ( std::cout, reader );
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return 0;
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}
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