Elf reader written in C++
Sample
$ ./reader -e binary
********************************************************************************
* ELF HEADER *
********************************************************************************
Storage class = 32-bit objects
Data format = 2's complement, little endian
OS ABI = UNIX System V ABI
Filetype = Executable
Machine = INTEL x86 (0x3)
Entry point = 0x08048320
ELF header size = 0x00000034
Program Header = 0x00000034
9 entries
32 bytes
Section Header = 0x0000114c
30 entries
40 bytes
0x0000001b (string table offset)
File flags = 0x00000000
$ ./reader -p binary
********************************************************************************
* SEGMENTS *
********************************************************************************
+---+----------+----------+----------+----------+----------+----+---------+
|idx|offset |vaddr |paddr |file size |mem size |algn|name |
+---+----------+----------+----------+----------+----------+----+---------+
000 0x00000034 0x08048034 0x08048034 0x00000120 0x00000120 4 PT_PHDR
001 0x00000154 0x08048154 0x08048154 0x00000013 0x00000013 1 PT_INTERP
002 0x00000000 0x08048000 0x08048000 0x000005b4 0x000005b4 4096 PT_LOAD
003 0x00000f08 0x08049f08 0x08049f08 0x00000118 0x0000011c 4096 PT_LOAD
004 0x00000f14 0x08049f14 0x08049f14 0x000000e8 0x000000e8 4 PT_DYNAMIC
005 0x00000168 0x08048168 0x08048168 0x00000044 0x00000044 4 PT_NOTE
006 0x000004d8 0x080484d8 0x080484d8 0x0000002c 0x0000002c 4 UNKNOWN
007 0x00000000 0x00000000 0x00000000 0x00000000 0x00000000 16 UNKNOWN
008 0x00000f08 0x08049f08 0x08049f08 0x000000f8 0x000000f8 1 UNKNOWN
$ ./reader -s binary
********************************************************************************
* SECTIONS *
********************************************************************************
+---+----------+----------+----------+----+----------+----------+--------------+
|idx|offset |load-addr |size |algn|flags |type |section |
+---+----------+----------+----------+----+----------+----------+--------------+
000 0x00000000 0x00000000 0x00000000 0 0x00000000 0x00000000
001 0x00000154 0x08048154 0x00000013 1 0x00000002 0x00000001 .interp
002 0x00000168 0x08048168 0x00000020 4 0x00000002 0x00000007 .note.ABI-tag
003 0x00000188 0x08048188 0x00000024 4 0x00000002 0x00000007 .note.gnu.build-id
004 0x000001ac 0x080481ac 0x00000020 4 0x00000002 0x6ffffff6 .gnu.hash
005 0x000001cc 0x080481cc 0x00000050 4 0x00000002 0x0000000b .dynsym
006 0x0000021c 0x0804821c 0x0000004a 1 0x00000002 0x00000003 .dynstr
007 0x00000266 0x08048266 0x0000000a 2 0x00000002 0x6fffffff .gnu.version
008 0x00000270 0x08048270 0x00000020 4 0x00000002 0x6ffffffe .gnu.version_r
009 0x00000290 0x08048290 0x00000008 4 0x00000002 0x00000009 .rel.dyn
010 0x00000298 0x08048298 0x00000018 4 0x00000002 0x00000009 .rel.plt
011 0x000002b0 0x080482b0 0x00000023 4 0x00000006 0x00000001 .init
012 0x000002e0 0x080482e0 0x00000040 16 0x00000006 0x00000001 .plt
013 0x00000320 0x08048320 0x00000192 16 0x00000006 0x00000001 .text
014 0x000004b4 0x080484b4 0x00000014 4 0x00000006 0x00000001 .fini
015 0x000004c8 0x080484c8 0x0000000e 4 0x00000002 0x00000001 .rodata
016 0x000004d8 0x080484d8 0x0000002c 4 0x00000002 0x00000001 .eh_frame_hdr
017 0x00000504 0x08048504 0x000000b0 4 0x00000002 0x00000001 .eh_frame
018 0x00000f08 0x08049f08 0x00000004 4 0x00000003 0x0000000e .init_array
019 0x00000f0c 0x08049f0c 0x00000004 4 0x00000003 0x0000000f .fini_array
020 0x00000f10 0x08049f10 0x00000004 4 0x00000003 0x00000001 .jcr
021 0x00000f14 0x08049f14 0x000000e8 4 0x00000003 0x00000006 .dynamic
022 0x00000ffc 0x08049ffc 0x00000004 4 0x00000003 0x00000001 .got
023 0x00001000 0x0804a000 0x00000018 4 0x00000003 0x00000001 .got.plt
024 0x00001018 0x0804a018 0x00000008 4 0x00000003 0x00000001 .data
025 0x00001020 0x0804a020 0x00000004 1 0x00000003 0x00000008 .bss
026 0x00001020 0x00000000 0x00000024 1 0x00000030 0x00000001 .comment
027 0x00001044 0x00000000 0x00000106 1 0x00000000 0x00000003 .shstrtab
028 0x000015fc 0x00000000 0x00000430 4 0x00000000 0x00000002 .symtab
029 0x00001a2c 0x00000000 0x00000250 1 0x00000000 0x00000003 .strtab