elftools/elf/constants.py

   1 #-------------------------------------------------------------------------------
   2 # elftools: elf/constants.py
   3 #
   4 # Constants and flags, placed into classes for namespacing
   5 #
   6 # Eli Bendersky (eliben@gmail.com)
   7 # This code is in the public domain
   8 #-------------------------------------------------------------------------------
   9 class SHN_INDICES(object):
  10     """ Special section indices
  11     """
  12     SHN_UNDEF=0
  13     SHN_LORESERVE=0xff00
  14     SHN_LOPROC=0xff00
  15     SHN_HIPROC=0xff1f
  16     SHN_ABS=0xfff1
  17     SHN_COMMON=0xfff2
  18     SHN_HIRESERVE=0xffff
  19
  20
  21 class SH_FLAGS(object):
  22     """ Flag values for the sh_flags field of section headers
  23     """
  24     SHF_WRITE=0x1
  25     SHF_ALLOC=0x2
  26     SHF_EXECINSTR=0x4
  27     SHF_MERGE=0x10
  28     SHF_STRINGS=0x20
  29     SHF_INFO_LINK=0x40
  30     SHF_LINK_ORDER=0x80
  31     SHF_OS_NONCONFORMING=0x100
  32     SHF_GROUP=0x200
  33     SHF_TLS=0x400
  34     SHF_MASKOS=0x0ff00000
  35     SHF_EXCLUDE=0x80000000
  36     SHF_MASKPROC=0xf0000000
  37
  38
  39 class P_FLAGS(object):
  40     """ Flag values for the p_flags field of program headers
  41     """
  42     PF_X=0x1
  43     PF_W=0x2
  44     PF_R=0x4
  45     PF_MASKOS=0x00FF0000
  46     PF_MASKPROC=0xFF000000
  47
  48
  49 # symbol info flags for entries
  50 # in the .SUNW_syminfo section
  51 class SYMINFO_FLAGS(object):
  52     """ Flags for the si_flags field of entries
  53         in the .SUNW_syminfo section
  54     """
  55     SYMINFO_FLG_DIRECT=0x1
  56     SYMINFO_FLG_FILTER=0x2
  57     SYMINFO_FLG_COPY=0x4
  58     SYMINFO_FLG_LAZYLOAD=0x8
  59     SYMINFO_FLG_DIRECTBIND=0x10
  60     SYMINFO_FLG_NOEXTDIRECT=0x20
  61     SYMINFO_FLG_AUXILIARY=0x40
  62     SYMINFO_FLG_INTERPOSE=0x80
  63     SYMINFO_FLG_CAP=0x100
  64     SYMINFO_FLG_DEFERRED=0x200