"""
import collections
-import enum
+import functools
+import os
import struct
-if not hasattr(enum, 'IntFlag'):
- import sys
- sys.stdout.write(
- 'warning: glibcelf.py needs Python 3.6 for enum support\n')
- sys.exit(77)
+import glibcpp
+
+class _MetaNamedValue(type):
+ """Used to set up _NamedValue subclasses."""
-class _OpenIntEnum(enum.IntEnum):
- """Integer enumeration that supports arbitrary int values."""
@classmethod
- def _missing_(cls, value):
- # See enum.IntFlag._create_pseudo_member_. This allows
- # creating of enum constants with arbitrary integer values.
- pseudo_member = int.__new__(cls, value)
- pseudo_member._name_ = None
- pseudo_member._value_ = value
- return pseudo_member
+ def __prepare__(metacls, cls, bases, **kwds):
+ # Indicates an int-based class. Needed for types like Shn.
+ int_based = False
+ for base in bases:
+ if issubclass(base, int):
+ int_based = int
+ break
+ return dict(by_value={},
+ by_name={},
+ prefix=None,
+ _int_based=int_based)
- def __repr__(self):
- name = self._name_
- if name is not None:
- # The names have prefixes like SHT_, implying their type.
- return name
- return '{}({})'.format(self.__class__.__name__, self._value_)
+ def __contains__(self, other):
+ return other in self.by_value
+
+class _NamedValue(metaclass=_MetaNamedValue):
+ """Typed, named integer constants.
+
+ Constants have the following instance attributes:
+
+ name: The full name of the constant (e.g., "PT_NULL").
+ short_name: The name with of the constant without the prefix ("NULL").
+ value: The integer value of the constant.
+
+ The following class attributes are available:
+
+ by_value: A dict mapping integers to constants.
+ by_name: A dict mapping strings to constants.
+ prefix: A string that is removed from the start of short names, or None.
+
+ """
+
+ def __new__(cls, arg0, arg1=None):
+ """Instance creation.
+
+ For the one-argument form, the argument must be a string, an
+ int, or an instance of this class. Strings are looked up via
+ by_name. Values are looked up via by_value; if value lookup
+ fails, a new unnamed instance is returned. Instances of this
+ class a re returned as-is.
+
+ The two-argument form expects the name (a string) and the
+ value (an integer). A new instance is created in this case.
+ The instance is not registered in the by_value/by_name
+ dictionaries (but the caller can do that).
+
+ """
+
+ typ0 = type(arg0)
+ if arg1 is None:
+ if isinstance(typ0, cls):
+ # Re-use the existing object.
+ return arg0
+ if typ0 is int:
+ by_value = cls.by_value
+ try:
+ return by_value[arg0]
+ except KeyError:
+ # Create a new object of the requested value.
+ if cls._int_based:
+ result = int.__new__(cls, arg0)
+ else:
+ result = object.__new__(cls)
+ result.value = arg0
+ result.name = None
+ return result
+ if typ0 is str:
+ by_name = cls.by_name
+ try:
+ return by_name[arg0]
+ except KeyError:
+ raise ValueError('unknown {} constant: {!r}'.format(
+ cls.__name__, arg0))
+ else:
+ # Types for the two-argument form are rigid.
+ if typ0 is not str and typ0 is not None:
+ raise ValueError('type {} of name {!r} should be str'.format(
+ typ0.__name__, arg0))
+ if type(arg1) is not int:
+ raise ValueError('type {} of value {!r} should be int'.format(
+ type(arg1).__name__, arg1))
+ # Create a new named constants.
+ if cls._int_based:
+ result = int.__new__(cls, arg1)
+ else:
+ result = object.__new__(cls)
+ result.value = arg1
+ result.name = arg0
+ # Set up the short_name attribute.
+ prefix = cls.prefix
+ if prefix and arg0.startswith(prefix):
+ result.short_name = arg0[len(prefix):]
+ else:
+ result.short_name = arg0
+ return result
def __str__(self):
- name = self._name_
- if name is not None:
+ name = self.name
+ if name:
+ return name
+ else:
+ return str(self.value)
+
+ def __repr__(self):
+ name = self.name
+ if name:
return name
- return str(self._value_)
+ else:
+ return '{}({})'.format(self.__class__.__name__, self.value)
+
+ def __setattr__(self, name, value):
+ # Prevent modification of the critical attributes once they
+ # have been set.
+ if name in ('name', 'value', 'short_name') and hasattr(self, name):
+ raise AttributeError('can\'t set attribute {}'.format(name))
+ object.__setattr__(self, name, value)
+
+@functools.total_ordering
+class _TypedConstant(_NamedValue):
+ """Base class for integer-valued optionally named constants.
+
+ This type is not an integer type.
+
+ """
+
+ def __eq__(self, other):
+ return isinstance(other, self.__class__) and self.value == other.value
+
+ def __lt__(self, other):
+ return isinstance(other, self.__class__) and self.value <= other.value
+
+ def __hash__(self):
+ return hash(self.value)
+
+class _IntConstant(_NamedValue, int):
+ """Base class for integer-like optionally named constants.
+
+ Instances compare equal to the integer of the same value, and can
+ be used in integer arithmetic.
+
+ """
-class ElfClass(_OpenIntEnum):
+ pass
+
+class _FlagConstant(_TypedConstant, int):
+ pass
+
+def _parse_elf_h():
+ """Read ../elf/elf.h and return a dict with the constants in it."""
+
+ path = os.path.join(os.path.dirname(os.path.realpath(__file__)),
+ '..', 'elf', 'elf.h')
+ class TokenizerReporter:
+ """Report tokenizer errors to standard output."""
+
+ def __init__(self):
+ self.errors = 0
+
+ def error(self, token, message):
+ self.errors += 1
+ print('{}:{}:{}: error: {}'.format(
+ path, token.line, token.column, message))
+
+ reporter = TokenizerReporter()
+ with open(path) as inp:
+ tokens = glibcpp.tokenize_c(inp.read(), reporter)
+ if reporter.errors:
+ raise IOError('parse error in elf.h')
+
+ class MacroReporter:
+ """Report macro errors to standard output."""
+
+ def __init__(self):
+ self.errors = 0
+
+ def error(self, line, message):
+ errors += 1
+ print('{}:{}: error: {}'.format(path, line, message))
+
+ def note(self, line, message):
+ print('{}:{}: note: {}'.format(path, line, message))
+
+ reporter = MacroReporter()
+ result = glibcpp.macro_eval(glibcpp.macro_definitions(tokens), reporter)
+ if reporter.errors:
+ raise IOError('parse error in elf.h')
+
+ return result
+_elf_h = _parse_elf_h()
+del _parse_elf_h
+_elf_h_processed = set()
+
+def _register_elf_h(cls, prefix=None, skip=(), ranges=False, parent=None):
+ prefix = prefix or cls.prefix
+ if not prefix:
+ raise ValueError('missing prefix for {}'.format(cls.__name__))
+ by_value = cls.by_value
+ by_name = cls.by_name
+ processed = _elf_h_processed
+
+ skip = set(skip)
+ skip.add(prefix + 'NUM')
+ if ranges:
+ skip.add(prefix + 'LOOS')
+ skip.add(prefix + 'HIOS')
+ skip.add(prefix + 'LOPROC')
+ skip.add(prefix + 'HIPROC')
+ cls.os_range = (_elf_h[prefix + 'LOOS'], _elf_h[prefix + 'HIOS'])
+ cls.proc_range = (_elf_h[prefix + 'LOPROC'], _elf_h[prefix + 'HIPROC'])
+
+ # Inherit the prefix from the parent if not set.
+ if parent and cls.prefix is None and parent.prefix is not None:
+ cls.prefix = parent.prefix
+
+ processed_len_start = len(processed)
+ for name, value in _elf_h.items():
+ if name in skip or name in processed:
+ continue
+ if name.startswith(prefix):
+ processed.add(name)
+ if value in by_value:
+ raise ValueError('duplicate value {}: {}, {}'.format(
+ value, name, by_value[value]))
+ obj = cls(name, value)
+ by_value[value] = obj
+ by_name[name] = obj
+ setattr(cls, name, obj)
+ if parent:
+ # Make the symbolic name available through the parent as well.
+ parent.by_name[name] = obj
+ setattr(parent, name, obj)
+
+ if len(processed) == processed_len_start:
+ raise ValueError('nothing matched prefix {!r}'.format(prefix))
+
+class ElfClass(_TypedConstant):
"""ELF word size. Type of EI_CLASS values."""
- ELFCLASSNONE = 0
- ELFCLASS32 = 1
- ELFCLASS64 = 2
+_register_elf_h(ElfClass, prefix='ELFCLASS')
-class ElfData(_OpenIntEnum):
+class ElfData(_TypedConstant):
"""ELF endianess. Type of EI_DATA values."""
- ELFDATANONE = 0
- ELFDATA2LSB = 1
- ELFDATA2MSB = 2
+_register_elf_h(ElfData, prefix='ELFDATA')
-class Machine(_OpenIntEnum):
+class Machine(_TypedConstant):
"""ELF machine type. Type of values in Ehdr.e_machine field."""
- EM_NONE = 0
- EM_M32 = 1
- EM_SPARC = 2
- EM_386 = 3
- EM_68K = 4
- EM_88K = 5
- EM_IAMCU = 6
- EM_860 = 7
- EM_MIPS = 8
- EM_S370 = 9
- EM_MIPS_RS3_LE = 10
- EM_PARISC = 15
- EM_VPP500 = 17
- EM_SPARC32PLUS = 18
- EM_960 = 19
- EM_PPC = 20
- EM_PPC64 = 21
- EM_S390 = 22
- EM_SPU = 23
- EM_V800 = 36
- EM_FR20 = 37
- EM_RH32 = 38
- EM_RCE = 39
- EM_ARM = 40
- EM_FAKE_ALPHA = 41
- EM_SH = 42
- EM_SPARCV9 = 43
- EM_TRICORE = 44
- EM_ARC = 45
- EM_H8_300 = 46
- EM_H8_300H = 47
- EM_H8S = 48
- EM_H8_500 = 49
- EM_IA_64 = 50
- EM_MIPS_X = 51
- EM_COLDFIRE = 52
- EM_68HC12 = 53
- EM_MMA = 54
- EM_PCP = 55
- EM_NCPU = 56
- EM_NDR1 = 57
- EM_STARCORE = 58
- EM_ME16 = 59
- EM_ST100 = 60
- EM_TINYJ = 61
- EM_X86_64 = 62
- EM_PDSP = 63
- EM_PDP10 = 64
- EM_PDP11 = 65
- EM_FX66 = 66
- EM_ST9PLUS = 67
- EM_ST7 = 68
- EM_68HC16 = 69
- EM_68HC11 = 70
- EM_68HC08 = 71
- EM_68HC05 = 72
- EM_SVX = 73
- EM_ST19 = 74
- EM_VAX = 75
- EM_CRIS = 76
- EM_JAVELIN = 77
- EM_FIREPATH = 78
- EM_ZSP = 79
- EM_MMIX = 80
- EM_HUANY = 81
- EM_PRISM = 82
- EM_AVR = 83
- EM_FR30 = 84
- EM_D10V = 85
- EM_D30V = 86
- EM_V850 = 87
- EM_M32R = 88
- EM_MN10300 = 89
- EM_MN10200 = 90
- EM_PJ = 91
- EM_OPENRISC = 92
- EM_ARC_COMPACT = 93
- EM_XTENSA = 94
- EM_VIDEOCORE = 95
- EM_TMM_GPP = 96
- EM_NS32K = 97
- EM_TPC = 98
- EM_SNP1K = 99
- EM_ST200 = 100
- EM_IP2K = 101
- EM_MAX = 102
- EM_CR = 103
- EM_F2MC16 = 104
- EM_MSP430 = 105
- EM_BLACKFIN = 106
- EM_SE_C33 = 107
- EM_SEP = 108
- EM_ARCA = 109
- EM_UNICORE = 110
- EM_EXCESS = 111
- EM_DXP = 112
- EM_ALTERA_NIOS2 = 113
- EM_CRX = 114
- EM_XGATE = 115
- EM_C166 = 116
- EM_M16C = 117
- EM_DSPIC30F = 118
- EM_CE = 119
- EM_M32C = 120
- EM_TSK3000 = 131
- EM_RS08 = 132
- EM_SHARC = 133
- EM_ECOG2 = 134
- EM_SCORE7 = 135
- EM_DSP24 = 136
- EM_VIDEOCORE3 = 137
- EM_LATTICEMICO32 = 138
- EM_SE_C17 = 139
- EM_TI_C6000 = 140
- EM_TI_C2000 = 141
- EM_TI_C5500 = 142
- EM_TI_ARP32 = 143
- EM_TI_PRU = 144
- EM_MMDSP_PLUS = 160
- EM_CYPRESS_M8C = 161
- EM_R32C = 162
- EM_TRIMEDIA = 163
- EM_QDSP6 = 164
- EM_8051 = 165
- EM_STXP7X = 166
- EM_NDS32 = 167
- EM_ECOG1X = 168
- EM_MAXQ30 = 169
- EM_XIMO16 = 170
- EM_MANIK = 171
- EM_CRAYNV2 = 172
- EM_RX = 173
- EM_METAG = 174
- EM_MCST_ELBRUS = 175
- EM_ECOG16 = 176
- EM_CR16 = 177
- EM_ETPU = 178
- EM_SLE9X = 179
- EM_L10M = 180
- EM_K10M = 181
- EM_AARCH64 = 183
- EM_AVR32 = 185
- EM_STM8 = 186
- EM_TILE64 = 187
- EM_TILEPRO = 188
- EM_MICROBLAZE = 189
- EM_CUDA = 190
- EM_TILEGX = 191
- EM_CLOUDSHIELD = 192
- EM_COREA_1ST = 193
- EM_COREA_2ND = 194
- EM_ARCV2 = 195
- EM_OPEN8 = 196
- EM_RL78 = 197
- EM_VIDEOCORE5 = 198
- EM_78KOR = 199
- EM_56800EX = 200
- EM_BA1 = 201
- EM_BA2 = 202
- EM_XCORE = 203
- EM_MCHP_PIC = 204
- EM_INTELGT = 205
- EM_KM32 = 210
- EM_KMX32 = 211
- EM_EMX16 = 212
- EM_EMX8 = 213
- EM_KVARC = 214
- EM_CDP = 215
- EM_COGE = 216
- EM_COOL = 217
- EM_NORC = 218
- EM_CSR_KALIMBA = 219
- EM_Z80 = 220
- EM_VISIUM = 221
- EM_FT32 = 222
- EM_MOXIE = 223
- EM_AMDGPU = 224
- EM_RISCV = 243
- EM_BPF = 247
- EM_CSKY = 252
- EM_LOONGARCH = 258
- EM_NUM = 259
- EM_ALPHA = 0x9026
-
-class Et(_OpenIntEnum):
+ prefix = 'EM_'
+_register_elf_h(Machine, skip=('EM_ARC_A5',))
+
+class Et(_TypedConstant):
"""ELF file type. Type of ET_* values and the Ehdr.e_type field."""
- ET_NONE = 0
- ET_REL = 1
- ET_EXEC = 2
- ET_DYN = 3
- ET_CORE = 4
+ prefix = 'ET_'
+_register_elf_h(Et, ranges=True)
-class Shn(_OpenIntEnum):
+class Shn(_IntConstant):
"""ELF reserved section indices."""
- SHN_UNDEF = 0
- SHN_BEFORE = 0xff00
- SHN_AFTER = 0xff01
- SHN_ABS = 0xfff1
- SHN_COMMON = 0xfff2
- SHN_XINDEX = 0xffff
-
-class ShnMIPS(enum.Enum):
+ prefix = 'SHN_'
+class ShnMIPS(Shn):
"""Supplemental SHN_* constants for EM_MIPS."""
- SHN_MIPS_ACOMMON = 0xff00
- SHN_MIPS_TEXT = 0xff01
- SHN_MIPS_DATA = 0xff02
- SHN_MIPS_SCOMMON = 0xff03
- SHN_MIPS_SUNDEFINED = 0xff04
-
-class ShnPARISC(enum.Enum):
+class ShnPARISC(Shn):
"""Supplemental SHN_* constants for EM_PARISC."""
- SHN_PARISC_ANSI_COMMON = 0xff00
- SHN_PARISC_HUGE_COMMON = 0xff01
+_register_elf_h(ShnMIPS, prefix='SHN_MIPS_', parent=Shn)
+_register_elf_h(ShnPARISC, prefix='SHN_PARISC_', parent=Shn)
+_register_elf_h(Shn, skip='SHN_LORESERVE SHN_HIRESERVE'.split(), ranges=True)
-class Sht(_OpenIntEnum):
+class Sht(_TypedConstant):
"""ELF section types. Type of SHT_* values."""
- SHT_NULL = 0
- SHT_PROGBITS = 1
- SHT_SYMTAB = 2
- SHT_STRTAB = 3
- SHT_RELA = 4
- SHT_HASH = 5
- SHT_DYNAMIC = 6
- SHT_NOTE = 7
- SHT_NOBITS = 8
- SHT_REL = 9
- SHT_SHLIB = 10
- SHT_DYNSYM = 11
- SHT_INIT_ARRAY = 14
- SHT_FINI_ARRAY = 15
- SHT_PREINIT_ARRAY = 16
- SHT_GROUP = 17
- SHT_SYMTAB_SHNDX = 18
- SHT_RELR = 19
- SHT_GNU_ATTRIBUTES = 0x6ffffff5
- SHT_GNU_HASH = 0x6ffffff6
- SHT_GNU_LIBLIST = 0x6ffffff7
- SHT_CHECKSUM = 0x6ffffff8
- SHT_SUNW_move = 0x6ffffffa
- SHT_SUNW_COMDAT = 0x6ffffffb
- SHT_SUNW_syminfo = 0x6ffffffc
- SHT_GNU_verdef = 0x6ffffffd
- SHT_GNU_verneed = 0x6ffffffe
- SHT_GNU_versym = 0x6fffffff
-
-class ShtALPHA(enum.Enum):
+ prefix = 'SHT_'
+class ShtALPHA(Sht):
"""Supplemental SHT_* constants for EM_ALPHA."""
- SHT_ALPHA_DEBUG = 0x70000001
- SHT_ALPHA_REGINFO = 0x70000002
-
-class ShtARM(enum.Enum):
+class ShtARM(Sht):
"""Supplemental SHT_* constants for EM_ARM."""
- SHT_ARM_EXIDX = 0x70000001
- SHT_ARM_PREEMPTMAP = 0x70000002
- SHT_ARM_ATTRIBUTES = 0x70000003
-
-class ShtCSKY(enum.Enum):
+class ShtCSKY(Sht):
"""Supplemental SHT_* constants for EM_CSKY."""
- SHT_CSKY_ATTRIBUTES = 0x70000001
-
-class ShtIA_64(enum.Enum):
+class ShtIA_64(Sht):
"""Supplemental SHT_* constants for EM_IA_64."""
- SHT_IA_64_EXT = 0x70000000
- SHT_IA_64_UNWIND = 0x70000001
-
-class ShtMIPS(enum.Enum):
+class ShtMIPS(Sht):
"""Supplemental SHT_* constants for EM_MIPS."""
- SHT_MIPS_LIBLIST = 0x70000000
- SHT_MIPS_MSYM = 0x70000001
- SHT_MIPS_CONFLICT = 0x70000002
- SHT_MIPS_GPTAB = 0x70000003
- SHT_MIPS_UCODE = 0x70000004
- SHT_MIPS_DEBUG = 0x70000005
- SHT_MIPS_REGINFO = 0x70000006
- SHT_MIPS_PACKAGE = 0x70000007
- SHT_MIPS_PACKSYM = 0x70000008
- SHT_MIPS_RELD = 0x70000009
- SHT_MIPS_IFACE = 0x7000000b
- SHT_MIPS_CONTENT = 0x7000000c
- SHT_MIPS_OPTIONS = 0x7000000d
- SHT_MIPS_SHDR = 0x70000010
- SHT_MIPS_FDESC = 0x70000011
- SHT_MIPS_EXTSYM = 0x70000012
- SHT_MIPS_DENSE = 0x70000013
- SHT_MIPS_PDESC = 0x70000014
- SHT_MIPS_LOCSYM = 0x70000015
- SHT_MIPS_AUXSYM = 0x70000016
- SHT_MIPS_OPTSYM = 0x70000017
- SHT_MIPS_LOCSTR = 0x70000018
- SHT_MIPS_LINE = 0x70000019
- SHT_MIPS_RFDESC = 0x7000001a
- SHT_MIPS_DELTASYM = 0x7000001b
- SHT_MIPS_DELTAINST = 0x7000001c
- SHT_MIPS_DELTACLASS = 0x7000001d
- SHT_MIPS_DWARF = 0x7000001e
- SHT_MIPS_DELTADECL = 0x7000001f
- SHT_MIPS_SYMBOL_LIB = 0x70000020
- SHT_MIPS_EVENTS = 0x70000021
- SHT_MIPS_TRANSLATE = 0x70000022
- SHT_MIPS_PIXIE = 0x70000023
- SHT_MIPS_XLATE = 0x70000024
- SHT_MIPS_XLATE_DEBUG = 0x70000025
- SHT_MIPS_WHIRL = 0x70000026
- SHT_MIPS_EH_REGION = 0x70000027
- SHT_MIPS_XLATE_OLD = 0x70000028
- SHT_MIPS_PDR_EXCEPTION = 0x70000029
- SHT_MIPS_XHASH = 0x7000002b
-
-class ShtPARISC(enum.Enum):
+class ShtPARISC(Sht):
"""Supplemental SHT_* constants for EM_PARISC."""
- SHT_PARISC_EXT = 0x70000000
- SHT_PARISC_UNWIND = 0x70000001
- SHT_PARISC_DOC = 0x70000002
-
-class ShtRISCV(enum.Enum):
+class ShtRISCV(Sht):
"""Supplemental SHT_* constants for EM_RISCV."""
- SHT_RISCV_ATTRIBUTES = 0x70000003
-
-class Pf(enum.IntFlag):
+_register_elf_h(ShtALPHA, prefix='SHT_ALPHA_', parent=Sht)
+_register_elf_h(ShtARM, prefix='SHT_ARM_', parent=Sht)
+_register_elf_h(ShtCSKY, prefix='SHT_CSKY_', parent=Sht)
+_register_elf_h(ShtIA_64, prefix='SHT_IA_64_', parent=Sht)
+_register_elf_h(ShtMIPS, prefix='SHT_MIPS_', parent=Sht)
+_register_elf_h(ShtPARISC, prefix='SHT_PARISC_', parent=Sht)
+_register_elf_h(ShtRISCV, prefix='SHT_RISCV_', parent=Sht)
+_register_elf_h(Sht, ranges=True,
+ skip='SHT_LOSUNW SHT_HISUNW SHT_LOUSER SHT_HIUSER'.split())
+
+class Pf(_FlagConstant):
"""Program header flags. Type of Phdr.p_flags values."""
- PF_X = 1
- PF_W = 2
- PF_R = 4
-
-class PfARM(enum.IntFlag):
+ prefix = 'PF_'
+class PfARM(Pf):
"""Supplemental PF_* flags for EM_ARM."""
- PF_ARM_SB = 0x10000000
- PF_ARM_PI = 0x20000000
- PF_ARM_ABS = 0x40000000
-
-class PfPARISC(enum.IntFlag):
- """Supplemental PF_* flags for EM_PARISC."""
- PF_HP_PAGE_SIZE = 0x00100000
- PF_HP_FAR_SHARED = 0x00200000
- PF_HP_NEAR_SHARED = 0x00400000
- PF_HP_CODE = 0x01000000
- PF_HP_MODIFY = 0x02000000
- PF_HP_LAZYSWAP = 0x04000000
- PF_HP_SBP = 0x08000000
-
-class PfIA_64(enum.IntFlag):
+class PfHP(Pf):
+ """Supplemental PF_* flags for HP-UX."""
+class PfIA_64(Pf):
"""Supplemental PF_* flags for EM_IA_64."""
- PF_IA_64_NORECOV = 0x80000000
-
-class PfMIPS(enum.IntFlag):
+class PfMIPS(Pf):
"""Supplemental PF_* flags for EM_MIPS."""
- PF_MIPS_LOCAL = 0x10000000
-
-class Shf(enum.IntFlag):
+class PfPARISC(Pf):
+ """Supplemental PF_* flags for EM_PARISC."""
+_register_elf_h(PfARM, prefix='PF_ARM_', parent=Pf)
+_register_elf_h(PfHP, prefix='PF_HP_', parent=Pf)
+_register_elf_h(PfIA_64, prefix='PF_IA_64_', parent=Pf)
+_register_elf_h(PfMIPS, prefix='PF_MIPS_', parent=Pf)
+_register_elf_h(PfPARISC, prefix='PF_PARISC_', parent=Pf)
+_register_elf_h(Pf, skip='PF_MASKOS PF_MASKPROC'.split())
+
+class Shf(_FlagConstant):
"""Section flags. Type of Shdr.sh_type values."""
- SHF_WRITE = 1 << 0
- SHF_ALLOC = 1 << 1
- SHF_EXECINSTR = 1 << 2
- SHF_MERGE = 1 << 4
- SHF_STRINGS = 1 << 5
- SHF_INFO_LINK = 1 << 6
- SHF_LINK_ORDER = 1 << 7
- SHF_OS_NONCONFORMING = 256
- SHF_GROUP = 1 << 9
- SHF_TLS = 1 << 10
- SHF_COMPRESSED = 1 << 11
- SHF_GNU_RETAIN = 1 << 21
- SHF_ORDERED = 1 << 30
- SHF_EXCLUDE = 1 << 31
-
-class ShfALPHA(enum.IntFlag):
+ prefix = 'SHF_'
+class ShfALPHA(Shf):
"""Supplemental SHF_* constants for EM_ALPHA."""
- SHF_ALPHA_GPREL = 0x10000000
-
-class ShfARM(enum.IntFlag):
+class ShfARM(Shf):
"""Supplemental SHF_* constants for EM_ARM."""
- SHF_ARM_ENTRYSECT = 0x10000000
- SHF_ARM_COMDEF = 0x80000000
-
-class ShfIA_64(enum.IntFlag):
+class ShfIA_64(Shf):
"""Supplemental SHF_* constants for EM_IA_64."""
- SHF_IA_64_SHORT = 0x10000000
- SHF_IA_64_NORECOV = 0x20000000
-
-class ShfMIPS(enum.IntFlag):
+class ShfMIPS(Shf):
"""Supplemental SHF_* constants for EM_MIPS."""
- SHF_MIPS_GPREL = 0x10000000
- SHF_MIPS_MERGE = 0x20000000
- SHF_MIPS_ADDR = 0x40000000
- SHF_MIPS_STRINGS = 0x80000000
- SHF_MIPS_NOSTRIP = 0x08000000
- SHF_MIPS_LOCAL = 0x04000000
- SHF_MIPS_NAMES = 0x02000000
- SHF_MIPS_NODUPE = 0x01000000
-
-class ShfPARISC(enum.IntFlag):
+class ShfPARISC(Shf):
"""Supplemental SHF_* constants for EM_PARISC."""
- SHF_PARISC_SHORT = 0x20000000
- SHF_PARISC_HUGE = 0x40000000
- SHF_PARISC_SBP = 0x80000000
-
-class Stb(_OpenIntEnum):
+_register_elf_h(ShfALPHA, prefix='SHF_ALPHA_', parent=Shf)
+_register_elf_h(ShfARM, prefix='SHF_ARM_', parent=Shf)
+_register_elf_h(ShfIA_64, prefix='SHF_IA_64_', parent=Shf)
+_register_elf_h(ShfMIPS, prefix='SHF_MIPS_', parent=Shf)
+_register_elf_h(ShfPARISC, prefix='SHF_PARISC_', parent=Shf)
+_register_elf_h(Shf, skip='SHF_MASKOS SHF_MASKPROC'.split())
+
+class Stb(_TypedConstant):
"""ELF symbol binding type."""
- STB_LOCAL = 0
- STB_GLOBAL = 1
- STB_WEAK = 2
- STB_GNU_UNIQUE = 10
- STB_MIPS_SPLIT_COMMON = 13
+ prefix = 'STB_'
+_register_elf_h(Stb, ranges=True)
-class Stt(_OpenIntEnum):
+class Stt(_TypedConstant):
"""ELF symbol type."""
- STT_NOTYPE = 0
- STT_OBJECT = 1
- STT_FUNC = 2
- STT_SECTION = 3
- STT_FILE = 4
- STT_COMMON = 5
- STT_TLS = 6
- STT_GNU_IFUNC = 10
-
-class SttARM(enum.Enum):
+ prefix = 'STT_'
+class SttARM(Sht):
"""Supplemental STT_* constants for EM_ARM."""
- STT_ARM_TFUNC = 13
- STT_ARM_16BIT = 15
-
-class SttPARISC(enum.Enum):
+class SttPARISC(Sht):
"""Supplemental STT_* constants for EM_PARISC."""
- STT_HP_OPAQUE = 11
- STT_HP_STUB = 12
- STT_PARISC_MILLICODE = 13
-
-class SttSPARC(enum.Enum):
+class SttSPARC(Sht):
"""Supplemental STT_* constants for EM_SPARC."""
STT_SPARC_REGISTER = 13
-
-class SttX86_64(enum.Enum):
+class SttX86_64(Sht):
"""Supplemental STT_* constants for EM_X86_64."""
- SHT_X86_64_UNWIND = 0x70000001
+_register_elf_h(SttARM, prefix='STT_ARM_', parent=Stt)
+_register_elf_h(SttPARISC, prefix='STT_PARISC_', parent=Stt)
+_register_elf_h(SttSPARC, prefix='STT_SPARC_', parent=Stt)
+_register_elf_h(Stt, ranges=True)
+
-class Pt(_OpenIntEnum):
+class Pt(_TypedConstant):
"""ELF program header types. Type of Phdr.p_type."""
- PT_NULL = 0
- PT_LOAD = 1
- PT_DYNAMIC = 2
- PT_INTERP = 3
- PT_NOTE = 4
- PT_SHLIB = 5
- PT_PHDR = 6
- PT_TLS = 7
- PT_NUM = 8
- PT_GNU_EH_FRAME = 0x6474e550
- PT_GNU_STACK = 0x6474e551
- PT_GNU_RELRO = 0x6474e552
- PT_GNU_PROPERTY = 0x6474e553
- PT_SUNWBSS = 0x6ffffffa
- PT_SUNWSTACK = 0x6ffffffb
-
-class PtAARCH64(enum.Enum):
+ prefix = 'PT_'
+class PtAARCH64(Pt):
"""Supplemental PT_* constants for EM_AARCH64."""
- PT_AARCH64_MEMTAG_MTE = 0x70000002
-
-class PtARM(enum.Enum):
+class PtARM(Pt):
"""Supplemental PT_* constants for EM_ARM."""
- PT_ARM_EXIDX = 0x70000001
-
-class PtIA_64(enum.Enum):
+class PtHP(Pt):
+ """Supplemental PT_* constants for HP-U."""
+class PtIA_64(Pt):
"""Supplemental PT_* constants for EM_IA_64."""
- PT_IA_64_HP_OPT_ANOT = 0x60000012
- PT_IA_64_HP_HSL_ANOT = 0x60000013
- PT_IA_64_HP_STACK = 0x60000014
- PT_IA_64_ARCHEXT = 0x70000000
- PT_IA_64_UNWIND = 0x70000001
-
-class PtMIPS(enum.Enum):
+class PtMIPS(Pt):
"""Supplemental PT_* constants for EM_MIPS."""
- PT_MIPS_REGINFO = 0x70000000
- PT_MIPS_RTPROC = 0x70000001
- PT_MIPS_OPTIONS = 0x70000002
- PT_MIPS_ABIFLAGS = 0x70000003
-
-class PtPARISC(enum.Enum):
+class PtPARISC(Pt):
"""Supplemental PT_* constants for EM_PARISC."""
- PT_HP_TLS = 0x60000000
- PT_HP_CORE_NONE = 0x60000001
- PT_HP_CORE_VERSION = 0x60000002
- PT_HP_CORE_KERNEL = 0x60000003
- PT_HP_CORE_COMM = 0x60000004
- PT_HP_CORE_PROC = 0x60000005
- PT_HP_CORE_LOADABLE = 0x60000006
- PT_HP_CORE_STACK = 0x60000007
- PT_HP_CORE_SHM = 0x60000008
- PT_HP_CORE_MMF = 0x60000009
- PT_HP_PARALLEL = 0x60000010
- PT_HP_FASTBIND = 0x60000011
- PT_HP_OPT_ANNOT = 0x60000012
- PT_HP_HSL_ANNOT = 0x60000013
- PT_HP_STACK = 0x60000014
- PT_PARISC_ARCHEXT = 0x70000000
- PT_PARISC_UNWIND = 0x70000001
-
-class PtRISCV(enum.Enum):
+class PtRISCV(Pt):
"""Supplemental PT_* constants for EM_RISCV."""
- PT_RISCV_ATTRIBUTES = 0x70000003
-
-class Dt(_OpenIntEnum):
+_register_elf_h(PtAARCH64, prefix='PT_AARCH64_', parent=Pt)
+_register_elf_h(PtARM, prefix='PT_ARM_', parent=Pt)
+_register_elf_h(PtHP, prefix='PT_HP_', parent=Pt)
+_register_elf_h(PtIA_64, prefix='PT_IA_64_', parent=Pt)
+_register_elf_h(PtMIPS, prefix='PT_MIPS_', parent=Pt)
+_register_elf_h(PtPARISC, prefix='PT_PARISC_', parent=Pt)
+_register_elf_h(PtRISCV, prefix='PT_RISCV_', parent=Pt)
+_register_elf_h(Pt, skip='PT_LOSUNW PT_HISUNW'.split(), ranges=True)
+
+class Dt(_TypedConstant):
"""ELF dynamic segment tags. Type of Dyn.d_val."""
- DT_NULL = 0
- DT_NEEDED = 1
- DT_PLTRELSZ = 2
- DT_PLTGOT = 3
- DT_HASH = 4
- DT_STRTAB = 5
- DT_SYMTAB = 6
- DT_RELA = 7
- DT_RELASZ = 8
- DT_RELAENT = 9
- DT_STRSZ = 10
- DT_SYMENT = 11
- DT_INIT = 12
- DT_FINI = 13
- DT_SONAME = 14
- DT_RPATH = 15
- DT_SYMBOLIC = 16
- DT_REL = 17
- DT_RELSZ = 18
- DT_RELENT = 19
- DT_PLTREL = 20
- DT_DEBUG = 21
- DT_TEXTREL = 22
- DT_JMPREL = 23
- DT_BIND_NOW = 24
- DT_INIT_ARRAY = 25
- DT_FINI_ARRAY = 26
- DT_INIT_ARRAYSZ = 27
- DT_FINI_ARRAYSZ = 28
- DT_RUNPATH = 29
- DT_FLAGS = 30
- DT_PREINIT_ARRAY = 32
- DT_PREINIT_ARRAYSZ = 33
- DT_SYMTAB_SHNDX = 34
- DT_RELRSZ = 35
- DT_RELR = 36
- DT_RELRENT = 37
- DT_GNU_PRELINKED = 0x6ffffdf5
- DT_GNU_CONFLICTSZ = 0x6ffffdf6
- DT_GNU_LIBLISTSZ = 0x6ffffdf7
- DT_CHECKSUM = 0x6ffffdf8
- DT_PLTPADSZ = 0x6ffffdf9
- DT_MOVEENT = 0x6ffffdfa
- DT_MOVESZ = 0x6ffffdfb
- DT_FEATURE_1 = 0x6ffffdfc
- DT_POSFLAG_1 = 0x6ffffdfd
- DT_SYMINSZ = 0x6ffffdfe
- DT_SYMINENT = 0x6ffffdff
- DT_GNU_HASH = 0x6ffffef5
- DT_TLSDESC_PLT = 0x6ffffef6
- DT_TLSDESC_GOT = 0x6ffffef7
- DT_GNU_CONFLICT = 0x6ffffef8
- DT_GNU_LIBLIST = 0x6ffffef9
- DT_CONFIG = 0x6ffffefa
- DT_DEPAUDIT = 0x6ffffefb
- DT_AUDIT = 0x6ffffefc
- DT_PLTPAD = 0x6ffffefd
- DT_MOVETAB = 0x6ffffefe
- DT_SYMINFO = 0x6ffffeff
- DT_VERSYM = 0x6ffffff0
- DT_RELACOUNT = 0x6ffffff9
- DT_RELCOUNT = 0x6ffffffa
- DT_FLAGS_1 = 0x6ffffffb
- DT_VERDEF = 0x6ffffffc
- DT_VERDEFNUM = 0x6ffffffd
- DT_VERNEED = 0x6ffffffe
- DT_VERNEEDNUM = 0x6fffffff
- DT_AUXILIARY = 0x7ffffffd
- DT_FILTER = 0x7fffffff
-
-class DtAARCH64(enum.Enum):
+ prefix = 'DT_'
+class DtAARCH64(Dt):
"""Supplemental DT_* constants for EM_AARCH64."""
- DT_AARCH64_BTI_PLT = 0x70000001
- DT_AARCH64_PAC_PLT = 0x70000003
- DT_AARCH64_VARIANT_PCS = 0x70000005
-
-class DtALPHA(enum.Enum):
+class DtALPHA(Dt):
"""Supplemental DT_* constants for EM_ALPHA."""
- DT_ALPHA_PLTRO = 0x70000000
-
-class DtALTERA_NIOS2(enum.Enum):
+class DtALTERA_NIOS2(Dt):
"""Supplemental DT_* constants for EM_ALTERA_NIOS2."""
- DT_NIOS2_GP = 0x70000002
-
-class DtIA_64(enum.Enum):
+class DtIA_64(Dt):
"""Supplemental DT_* constants for EM_IA_64."""
- DT_IA_64_PLT_RESERVE = 0x70000000
-
-class DtMIPS(enum.Enum):
+class DtMIPS(Dt):
"""Supplemental DT_* constants for EM_MIPS."""
- DT_MIPS_RLD_VERSION = 0x70000001
- DT_MIPS_TIME_STAMP = 0x70000002
- DT_MIPS_ICHECKSUM = 0x70000003
- DT_MIPS_IVERSION = 0x70000004
- DT_MIPS_FLAGS = 0x70000005
- DT_MIPS_BASE_ADDRESS = 0x70000006
- DT_MIPS_MSYM = 0x70000007
- DT_MIPS_CONFLICT = 0x70000008
- DT_MIPS_LIBLIST = 0x70000009
- DT_MIPS_LOCAL_GOTNO = 0x7000000a
- DT_MIPS_CONFLICTNO = 0x7000000b
- DT_MIPS_LIBLISTNO = 0x70000010
- DT_MIPS_SYMTABNO = 0x70000011
- DT_MIPS_UNREFEXTNO = 0x70000012
- DT_MIPS_GOTSYM = 0x70000013
- DT_MIPS_HIPAGENO = 0x70000014
- DT_MIPS_RLD_MAP = 0x70000016
- DT_MIPS_DELTA_CLASS = 0x70000017
- DT_MIPS_DELTA_CLASS_NO = 0x70000018
- DT_MIPS_DELTA_INSTANCE = 0x70000019
- DT_MIPS_DELTA_INSTANCE_NO = 0x7000001a
- DT_MIPS_DELTA_RELOC = 0x7000001b
- DT_MIPS_DELTA_RELOC_NO = 0x7000001c
- DT_MIPS_DELTA_SYM = 0x7000001d
- DT_MIPS_DELTA_SYM_NO = 0x7000001e
- DT_MIPS_DELTA_CLASSSYM = 0x70000020
- DT_MIPS_DELTA_CLASSSYM_NO = 0x70000021
- DT_MIPS_CXX_FLAGS = 0x70000022
- DT_MIPS_PIXIE_INIT = 0x70000023
- DT_MIPS_SYMBOL_LIB = 0x70000024
- DT_MIPS_LOCALPAGE_GOTIDX = 0x70000025
- DT_MIPS_LOCAL_GOTIDX = 0x70000026
- DT_MIPS_HIDDEN_GOTIDX = 0x70000027
- DT_MIPS_PROTECTED_GOTIDX = 0x70000028
- DT_MIPS_OPTIONS = 0x70000029
- DT_MIPS_INTERFACE = 0x7000002a
- DT_MIPS_DYNSTR_ALIGN = 0x7000002b
- DT_MIPS_INTERFACE_SIZE = 0x7000002c
- DT_MIPS_RLD_TEXT_RESOLVE_ADDR = 0x7000002d
- DT_MIPS_PERF_SUFFIX = 0x7000002e
- DT_MIPS_COMPACT_SIZE = 0x7000002f
- DT_MIPS_GP_VALUE = 0x70000030
- DT_MIPS_AUX_DYNAMIC = 0x70000031
- DT_MIPS_PLTGOT = 0x70000032
- DT_MIPS_RWPLT = 0x70000034
- DT_MIPS_RLD_MAP_REL = 0x70000035
- DT_MIPS_XHASH = 0x70000036
-
-class DtPPC(enum.Enum):
+class DtPPC(Dt):
"""Supplemental DT_* constants for EM_PPC."""
- DT_PPC_GOT = 0x70000000
- DT_PPC_OPT = 0x70000001
-
-class DtPPC64(enum.Enum):
+class DtPPC64(Dt):
"""Supplemental DT_* constants for EM_PPC64."""
- DT_PPC64_GLINK = 0x70000000
- DT_PPC64_OPD = 0x70000001
- DT_PPC64_OPDSZ = 0x70000002
- DT_PPC64_OPT = 0x70000003
-
-class DtRISCV(enum.Enum):
+class DtRISCV(Dt):
"""Supplemental DT_* constants for EM_RISCV."""
- DT_RISCV_VARIANT_CC = 0x70000001
-
-class DtSPARC(enum.Enum):
+class DtSPARC(Dt):
"""Supplemental DT_* constants for EM_SPARC."""
- DT_SPARC_REGISTER = 0x70000001
+_dt_skip = '''
+DT_ENCODING DT_PROCNUM
+DT_ADDRRNGLO DT_ADDRRNGHI DT_ADDRNUM
+DT_VALRNGLO DT_VALRNGHI DT_VALNUM
+DT_VERSIONTAGNUM DT_EXTRANUM
+DT_AARCH64_NUM
+DT_ALPHA_NUM
+DT_IA_64_NUM
+DT_MIPS_NUM
+DT_PPC_NUM
+DT_PPC64_NUM
+DT_SPARC_NUM
+'''.strip().split()
+_register_elf_h(DtAARCH64, prefix='DT_AARCH64_', skip=_dt_skip, parent=Dt)
+_register_elf_h(DtALPHA, prefix='DT_ALPHA_', skip=_dt_skip, parent=Dt)
+_register_elf_h(DtALTERA_NIOS2, prefix='DT_NIOS2_', skip=_dt_skip, parent=Dt)
+_register_elf_h(DtIA_64, prefix='DT_IA_64_', skip=_dt_skip, parent=Dt)
+_register_elf_h(DtMIPS, prefix='DT_MIPS_', skip=_dt_skip, parent=Dt)
+_register_elf_h(DtPPC, prefix='DT_PPC_', skip=_dt_skip, parent=Dt)
+_register_elf_h(DtPPC64, prefix='DT_PPC64_', skip=_dt_skip, parent=Dt)
+_register_elf_h(DtRISCV, prefix='DT_RISCV_', skip=_dt_skip, parent=Dt)
+_register_elf_h(DtSPARC, prefix='DT_SPARC_', skip=_dt_skip, parent=Dt)
+_register_elf_h(Dt, skip=_dt_skip, ranges=True)
+del _dt_skip
+
+# Constant extraction is complete.
+del _register_elf_h
+del _elf_h
class StInfo:
"""ELF symbol binding and type. Type of the Sym.st_info field."""
projects / platform / upstream / glibc.git / commitdiff