class Elf

Used to get some constant value from the binary:

2.2.2 :001 > require 'pp'
2.2.2 :002 > require 'rubypwn'
 => true
2.2.2 :003 > e = Elf.new "traveller"
2.2.2 :004 > pp e
#<Elf:0x007fb498862550
 @arch="x86",
 @bits=32,
 @dynamic=
  {"strtab"=>134513496,
   "symtab"=>134513160,
   "rel_type"=>"REL",
   "jmprel"=>134513844},
 @global={"__gmon_start__"=>{"offset"=>134521192, "value"=>0}},
 @got=
  {"__errno_location"=>134521208,
   "sigemptyset"=>134521212,
   "getpid"=>134521216,
   "__gmon_start__"=>134521220,
   "__isoc99_sscanf"=>134521224,
   "fgets"=>134521228,
   "__libc_start_main"=>134521232,
   "sigaltstack"=>134521236,
   "siglongjmp"=>134521240,
   "sigaction"=>134521244,
   "strlen"=>134521248,
   "printf"=>134521252,
   "setvbuf"=>134521256,
   "puts"=>134521260,
   "kill"=>134521264,
   "__sigsetjmp"=>134521268,
   "exit"=>134521272},
 @sections=
  {""=>{"addr"=>0, "offset"=>0, "size"=>0, "flag"=>"r--"},
   ".interp"=>{"addr"=>134512948, "offset"=>308, "size"=>19, "flag"=>"r--"},
   ".note.ABI-tag"=>
    {"addr"=>134512968, "offset"=>328, "size"=>32, "flag"=>"r--"},
   ".hash"=>{"addr"=>134513000, "offset"=>360, "size"=>160, "flag"=>"r--"},
   ".dynsym"=>{"addr"=>134513160, "offset"=>520, "size"=>336, "flag"=>"r--"},
   ".dynstr"=>{"addr"=>134513496, "offset"=>856, "size"=>232, "flag"=>"r--"},
   ".gnu.version"=>
    {"addr"=>134513728, "offset"=>1088, "size"=>42, "flag"=>"r--"},
   ".gnu.version_r"=>
    {"addr"=>134513772, "offset"=>1132, "size"=>48, "flag"=>"r--"},
   ".rel.dyn"=>{"addr"=>134513820, "offset"=>1180, "size"=>24, "flag"=>"r--"},
   ".rel.plt"=>{"addr"=>134513844, "offset"=>1204, "size"=>136, "flag"=>"r--"},
   ".init"=>{"addr"=>134513980, "offset"=>1340, "size"=>48, "flag"=>"r-x"},
   ".plt"=>{"addr"=>134514028, "offset"=>1388, "size"=>288, "flag"=>"r-x"},
   ".text"=>{"addr"=>134514320, "offset"=>1680, "size"=>1612, "flag"=>"r-x"},
   ".fini"=>{"addr"=>134515932, "offset"=>3292, "size"=>28, "flag"=>"r-x"},
   ".rodata"=>{"addr"=>134515960, "offset"=>3320, "size"=>445, "flag"=>"r--"},
   ".eh_frame_hdr"=>
    {"addr"=>134516408, "offset"=>3768, "size"=>100, "flag"=>"r--"},
   ".eh_frame"=>
    {"addr"=>134516508, "offset"=>3868, "size"=>368, "flag"=>"r--"},
   ".ctors"=>{"addr"=>134520972, "offset"=>4236, "size"=>8, "flag"=>"rw-"},
   ".dtors"=>{"addr"=>134520980, "offset"=>4244, "size"=>8, "flag"=>"rw-"},
   ".jcr"=>{"addr"=>134520988, "offset"=>4252, "size"=>4, "flag"=>"rw-"},
   ".dynamic"=>{"addr"=>134520992, "offset"=>4256, "size"=>200, "flag"=>"rw-"},
   ".got"=>{"addr"=>134521192, "offset"=>4456, "size"=>4, "flag"=>"rw-"},
   ".got.plt"=>{"addr"=>134521196, "offset"=>4460, "size"=>80, "flag"=>"rw-"},
   ".data"=>{"addr"=>134521276, "offset"=>4540, "size"=>8, "flag"=>"rw-"},
   ".bss"=>{"addr"=>134521312, "offset"=>4548, "size"=>16812, "flag"=>"rw-"},
   ".comment"=>{"addr"=>0, "offset"=>4548, "size"=>61, "flag"=>"r--"},
   ".shstrtab"=>{"addr"=>0, "offset"=>4609, "size"=>213, "flag"=>"r--"}}>