#!/usr/bin/env python # Generates ELF, COFF and MachO object files for different architectures # containing all relocations: # # ELF: i386, x86_64, ppc64, aarch64, arm, mips, mips64el # COFF: i386, x86_64 # MachO: i386, x86_64, arm # (see end of file for triples) # # To simplify generation, object files are generated with just the proper # number of relocations through repeated instructions. Afterwards, the # relocations in the object file are patched to their proper value. import operator import shutil import StringIO import struct import subprocess import sys class EnumType(type): def __init__(self, name, bases = (), attributes = {}): super(EnumType, self).__init__(name, bases, attributes) type.__setattr__(self, '_map', {}) type.__setattr__(self, '_nameMap', {}) for symbol in attributes: if symbol.startswith('__') or symbol.endswith('__'): continue value = attributes[symbol] # MyEnum.symbol == value type.__setattr__(self, symbol, value) self._nameMap[symbol] = value # The first symbol with the given value is authoritative. if not (value in self._map): # MyEnum[value] == symbol self._map[value] = symbol # Not supported (Enums are immutable). def __setattr__(self, name, value): raise NotSupportedException, self.__setattr__ # Not supported (Enums are immutable). def __delattr__(self, name): raise NotSupportedException, self.__delattr__ # Gets the enum symbol for the specified value. def __getitem__(self, value): symbol = self._map.get(value) if symbol is None: raise KeyError, value return symbol # Gets the enum symbol for the specified value or none. def lookup(self, value): symbol = self._map.get(value) return symbol # Not supported (Enums are immutable). def __setitem__(self, value, symbol): raise NotSupportedException, self.__setitem__ # Not supported (Enums are immutable). def __delitem__(self, value): raise NotSupportedException, self.__delitem__ def entries(self): # sort by (value, name) def makeKey(item): return (item[1], item[0]) e = [] for pair in sorted(self._nameMap.iteritems(), key=makeKey): e.append(pair) return e def __iter__(self): for e in self.entries(): yield e Enum = EnumType('Enum', (), {}) class BinaryReader: def __init__(self, path): self.file = open(path, "r+b", 0) self.isLSB = None self.is64Bit = None self.isN64 = False def tell(self): return self.file.tell() def seek(self, pos): self.file.seek(pos) def read(self, N): data = self.file.read(N) if len(data) != N: raise ValueError, "Out of data!" return data def int8(self): return ord(self.read(1)) def uint8(self): return ord(self.read(1)) def int16(self): return struct.unpack('><'[self.isLSB] + 'h', self.read(2))[0] def uint16(self): return struct.unpack('><'[self.isLSB] + 'H', self.read(2))[0] def int32(self): return struct.unpack('><'[self.isLSB] + 'i', self.read(4))[0] def uint32(self): return struct.unpack('><'[self.isLSB] + 'I', self.read(4))[0] def int64(self): return struct.unpack('><'[self.isLSB] + 'q', self.read(8))[0] def uint64(self): return struct.unpack('><'[self.isLSB] + 'Q', self.read(8))[0] def writeUInt8(self, value): self.file.write(struct.pack('><'[self.isLSB] + 'B', value)) def writeUInt16(self, value): self.file.write(struct.pack('><'[self.isLSB] + 'H', value)) def writeUInt32(self, value): self.file.write(struct.pack('><'[self.isLSB] + 'I', value)) def writeUInt64(self, value): self.file.write(struct.pack('><'[self.isLSB] + 'Q', value)) def word(self): if self.is64Bit: return self.uint64() else: return self.uint32() def writeWord(self, value): if self.is64Bit: self.writeUInt64(value) else: self.writeUInt32(value) class StringTable: def __init__(self, strings): self.string_table = strings def __getitem__(self, index): end = self.string_table.index('\x00', index) return self.string_table[index:end] class ElfSection: def __init__(self, f): self.sh_name = f.uint32() self.sh_type = f.uint32() self.sh_flags = f.word() self.sh_addr = f.word() self.sh_offset = f.word() self.sh_size = f.word() self.sh_link = f.uint32() self.sh_info = f.uint32() self.sh_addralign = f.word() self.sh_entsize = f.word() def patch(self, f, relocs): if self.sh_type == 4 or self.sh_type == 9: # SHT_RELA / SHT_REL self.patchRelocs(f, relocs) def patchRelocs(self, f, relocs): entries = self.sh_size // self.sh_entsize for index in range(entries): f.seek(self.sh_offset + index * self.sh_entsize) r_offset = f.word() if index < len(relocs): ri = index else: ri = 0 if f.isN64: r_sym = f.uint32() r_ssym = f.uint8() f.seek(f.tell()) f.writeUInt8(relocs[ri][1]) f.writeUInt8(relocs[ri][1]) f.writeUInt8(relocs[ri][1]) else: pos = f.tell() r_info = f.word() r_type = relocs[ri][1] if f.is64Bit: r_info = (r_info & 0xFFFFFFFF00000000) | (r_type & 0xFFFFFFFF) else: r_info = (r_info & 0xFF00) | (r_type & 0xFF) print(" %s" % relocs[ri][0]) f.seek(pos) f.writeWord(r_info) class CoffSection: def __init__(self, f): self.raw_name = f.read(8) self.virtual_size = f.uint32() self.virtual_address = f.uint32() self.raw_data_size = f.uint32() self.pointer_to_raw_data = f.uint32() self.pointer_to_relocations = f.uint32() self.pointer_to_line_numbers = f.uint32() self.relocation_count = f.uint16() self.line_number_count = f.uint16() self.characteristics = f.uint32() def compileAsm(filename, triple, src): cmd = ["llvm-mc", "-triple=" + triple, "-filetype=obj", "-o", filename] print(" Running: " + " ".join(cmd)) p = subprocess.Popen(cmd, stdin=subprocess.PIPE) p.communicate(input=src) p.wait() def compileIR(filename, triple, src): cmd = ["llc", "-mtriple=" + triple, "-filetype=obj", "-o", filename] print(" Running: " + " ".join(cmd)) p = subprocess.Popen(cmd, stdin=subprocess.PIPE) p.communicate(input=src) p.wait() def craftElf(filename, triple, relocs, dummyReloc): print("Crafting " + filename + " for " + triple) if type(dummyReloc) is tuple: preSrc, dummyReloc, relocsPerDummy = dummyReloc src = preSrc + "\n" for i in range((len(relocs) + relocsPerDummy - 1) / relocsPerDummy): src += dummyReloc.format(i) + "\n" compileIR(filename, triple, src) else: src = (dummyReloc + "\n") * len(relocs) compileAsm(filename, triple, src) print(" Patching relocations...") patchElf(filename, relocs) def patchElf(path, relocs): f = BinaryReader(path) magic = f.read(4) assert magic == '\x7FELF' fileclass = f.uint8() if fileclass == 1: f.is64Bit = False elif fileclass == 2: f.is64Bit = True else: raise ValueError, "Unknown file class %x" % fileclass byteordering = f.uint8() if byteordering == 1: f.isLSB = True elif byteordering == 2: f.isLSB = False else: raise ValueError, "Unknown byte ordering %x" % byteordering f.seek(18) e_machine = f.uint16() if e_machine == 0x0008 and f.is64Bit: # EM_MIPS && 64 bit f.isN64 = True e_version = f.uint32() e_entry = f.word() e_phoff = f.word() e_shoff = f.word() e_flags = f.uint32() e_ehsize = f.uint16() e_phentsize = f.uint16() e_phnum = f.uint16() e_shentsize = f.uint16() e_shnum = f.uint16() e_shstrndx = f.uint16() sections = [] for index in range(e_shnum): f.seek(e_shoff + index * e_shentsize) s = ElfSection(f) sections.append(s) f.seek(sections[e_shstrndx].sh_offset) shstrtab = StringTable(f.read(sections[e_shstrndx].sh_size)) strtab = None for section in sections: if shstrtab[section.sh_name] == ".strtab": f.seek(section.sh_offset) strtab = StringTable(f.read(section.sh_size)) break for index in range(e_shnum): sections[index].patch(f, relocs) def craftCoff(filename, triple, relocs, dummyReloc): print("Crafting " + filename + " for " + triple) src = (dummyReloc + "\n") * len(relocs) compileAsm(filename, triple, src) print(" Patching relocations...") patchCoff(filename, relocs) def patchCoff(path, relocs): f = BinaryReader(path) f.isLSB = True machine_type = f.uint16() section_count = f.uint16() f.seek(20) sections = [CoffSection(f) for idx in range(section_count)] section = sections[0] f.seek(section.pointer_to_relocations) for i in range(section.relocation_count): virtual_addr = f.uint32() symtab_idx = f.uint32() print(" %s" % relocs[i][0]) f.writeUInt16(relocs[i][1]) def craftMacho(filename, triple, relocs, dummyReloc): print("Crafting " + filename + " for " + triple) if type(dummyReloc) is tuple: srcType, preSrc, dummyReloc, relocsPerDummy = dummyReloc src = preSrc + "\n" for i in range((len(relocs) + relocsPerDummy - 1) / relocsPerDummy): src += dummyReloc.format(i) + "\n" if srcType == "asm": compileAsm(filename, triple, src) elif srcType == "ir": compileIR(filename, triple, src) else: src = (dummyReloc + "\n") * len(relocs) compileAsm(filename, triple, src) print(" Patching relocations...") patchMacho(filename, relocs) def patchMacho(filename, relocs): f = BinaryReader(filename) magic = f.read(4) if magic == '\xFE\xED\xFA\xCE': f.isLSB, f.is64Bit = False, False elif magic == '\xCE\xFA\xED\xFE': f.isLSB, f.is64Bit = True, False elif magic == '\xFE\xED\xFA\xCF': f.isLSB, f.is64Bit = False, True elif magic == '\xCF\xFA\xED\xFE': f.isLSB, f.is64Bit = True, True else: raise ValueError,"Not a Mach-O object file: %r (bad magic)" % path cputype = f.uint32() cpusubtype = f.uint32() filetype = f.uint32() numLoadCommands = f.uint32() loadCommandsSize = f.uint32() flag = f.uint32() if f.is64Bit: reserved = f.uint32() start = f.tell() for i in range(numLoadCommands): patchMachoLoadCommand(f, relocs) if f.tell() - start != loadCommandsSize: raise ValueError,"%s: warning: invalid load commands size: %r" % ( sys.argv[0], loadCommandsSize) def patchMachoLoadCommand(f, relocs): start = f.tell() cmd = f.uint32() cmdSize = f.uint32() if cmd == 1: patchMachoSegmentLoadCommand(f, relocs) elif cmd == 25: patchMachoSegmentLoadCommand(f, relocs) else: f.read(cmdSize - 8) if f.tell() - start != cmdSize: raise ValueError,"%s: warning: invalid load command size: %r" % ( sys.argv[0], cmdSize) def patchMachoSegmentLoadCommand(f, relocs): segment_name = f.read(16) vm_addr = f.word() vm_size = f.word() file_offset = f.word() file_size = f.word() maxprot = f.uint32() initprot = f.uint32() numSections = f.uint32() flags = f.uint32() for i in range(numSections): patchMachoSection(f, relocs) def patchMachoSection(f, relocs): section_name = f.read(16) segment_name = f.read(16) address = f.word() size = f.word() offset = f.uint32() alignment = f.uint32() relocOffset = f.uint32() numReloc = f.uint32() flags = f.uint32() reserved1 = f.uint32() reserved2 = f.uint32() if f.is64Bit: reserved3 = f.uint32() prev_pos = f.tell() f.seek(relocOffset) for i in range(numReloc): ri = i < len(relocs) and i or 0 print(" %s" % relocs[ri][0]) word1 = f.uint32() pos = f.tell() value = f.uint32() f.seek(pos) value = (value & 0x0FFFFFFF) | ((relocs[ri][1] & 0xF) << 28) f.writeUInt32(value) f.seek(prev_pos) class Relocs_Elf_X86_64(Enum): R_X86_64_NONE = 0 R_X86_64_64 = 1 R_X86_64_PC32 = 2 R_X86_64_GOT32 = 3 R_X86_64_PLT32 = 4 R_X86_64_COPY = 5 R_X86_64_GLOB_DAT = 6 R_X86_64_JUMP_SLOT = 7 R_X86_64_RELATIVE = 8 R_X86_64_GOTPCREL = 9 R_X86_64_32 = 10 R_X86_64_32S = 11 R_X86_64_16 = 12 R_X86_64_PC16 = 13 R_X86_64_8 = 14 R_X86_64_PC8 = 15 R_X86_64_DTPMOD64 = 16 R_X86_64_DTPOFF64 = 17 R_X86_64_TPOFF64 = 18 R_X86_64_TLSGD = 19 R_X86_64_TLSLD = 20 R_X86_64_DTPOFF32 = 21 R_X86_64_GOTTPOFF = 22 R_X86_64_TPOFF32 = 23 R_X86_64_PC64 = 24 R_X86_64_GOTOFF64 = 25 R_X86_64_GOTPC32 = 26 R_X86_64_GOT64 = 27 R_X86_64_GOTPCREL64 = 28 R_X86_64_GOTPC64 = 29 R_X86_64_GOTPLT64 = 30 R_X86_64_PLTOFF64 = 31 R_X86_64_SIZE32 = 32 R_X86_64_SIZE64 = 33 R_X86_64_GOTPC32_TLSDESC = 34 R_X86_64_TLSDESC_CALL = 35 R_X86_64_TLSDESC = 36 R_X86_64_IRELATIVE = 37 class Relocs_Elf_i386(Enum): R_386_NONE = 0 R_386_32 = 1 R_386_PC32 = 2 R_386_GOT32 = 3 R_386_PLT32 = 4 R_386_COPY = 5 R_386_GLOB_DAT = 6 R_386_JUMP_SLOT = 7 R_386_RELATIVE = 8 R_386_GOTOFF = 9 R_386_GOTPC = 10 R_386_32PLT = 11 R_386_TLS_TPOFF = 14 R_386_TLS_IE = 15 R_386_TLS_GOTIE = 16 R_386_TLS_LE = 17 R_386_TLS_GD = 18 R_386_TLS_LDM = 19 R_386_16 = 20 R_386_PC16 = 21 R_386_8 = 22 R_386_PC8 = 23 R_386_TLS_GD_32 = 24 R_386_TLS_GD_PUSH = 25 R_386_TLS_GD_CALL = 26 R_386_TLS_GD_POP = 27 R_386_TLS_LDM_32 = 28 R_386_TLS_LDM_PUSH = 29 R_386_TLS_LDM_CALL = 30 R_386_TLS_LDM_POP = 31 R_386_TLS_LDO_32 = 32 R_386_TLS_IE_32 = 33 R_386_TLS_LE_32 = 34 R_386_TLS_DTPMOD32 = 35 R_386_TLS_DTPOFF32 = 36 R_386_TLS_TPOFF32 = 37 R_386_TLS_GOTDESC = 39 R_386_TLS_DESC_CALL = 40 R_386_TLS_DESC = 41 R_386_IRELATIVE = 42 R_386_NUM = 43 class Relocs_Elf_PPC32(Enum): R_PPC_NONE = 0 R_PPC_ADDR32 = 1 R_PPC_ADDR24 = 2 R_PPC_ADDR16 = 3 R_PPC_ADDR16_LO = 4 R_PPC_ADDR16_HI = 5 R_PPC_ADDR16_HA = 6 R_PPC_ADDR14 = 7 R_PPC_ADDR14_BRTAKEN = 8 R_PPC_ADDR14_BRNTAKEN = 9 R_PPC_REL24 = 10 R_PPC_REL14 = 11 R_PPC_REL14_BRTAKEN = 12 R_PPC_REL14_BRNTAKEN = 13 R_PPC_REL32 = 26 R_PPC_TPREL16_LO = 70 R_PPC_TPREL16_HA = 72 class Relocs_Elf_PPC64(Enum): R_PPC64_NONE = 0 R_PPC64_ADDR32 = 1 R_PPC64_ADDR16_LO = 4 R_PPC64_ADDR16_HI = 5 R_PPC64_ADDR14 = 7 R_PPC64_REL24 = 10 R_PPC64_REL32 = 26 R_PPC64_ADDR64 = 38 R_PPC64_ADDR16_HIGHER = 39 R_PPC64_ADDR16_HIGHEST = 41 R_PPC64_REL64 = 44 R_PPC64_TOC16 = 47 R_PPC64_TOC16_LO = 48 R_PPC64_TOC16_HA = 50 R_PPC64_TOC = 51 R_PPC64_ADDR16_DS = 56 R_PPC64_ADDR16_LO_DS = 57 R_PPC64_TOC16_DS = 63 R_PPC64_TOC16_LO_DS = 64 R_PPC64_TLS = 67 R_PPC64_TPREL16_LO = 70 R_PPC64_TPREL16_HA = 72 R_PPC64_DTPREL16_LO = 75 R_PPC64_DTPREL16_HA = 77 R_PPC64_GOT_TLSGD16_LO = 80 R_PPC64_GOT_TLSGD16_HA = 82 R_PPC64_GOT_TLSLD16_LO = 84 R_PPC64_GOT_TLSLD16_HA = 86 R_PPC64_GOT_TPREL16_LO_DS = 88 R_PPC64_GOT_TPREL16_HA = 90 R_PPC64_TLSGD = 107 R_PPC64_TLSLD = 108 class Relocs_Elf_AArch64(Enum): R_AARCH64_NONE = 0x100 R_AARCH64_ABS64 = 0x101 R_AARCH64_ABS32 = 0x102 R_AARCH64_ABS16 = 0x103 R_AARCH64_PREL64 = 0x104 R_AARCH64_PREL32 = 0x105 R_AARCH64_PREL16 = 0x106 R_AARCH64_MOVW_UABS_G0 = 0x107 R_AARCH64_MOVW_UABS_G0_NC = 0x108 R_AARCH64_MOVW_UABS_G1 = 0x109 R_AARCH64_MOVW_UABS_G1_NC = 0x10a R_AARCH64_MOVW_UABS_G2 = 0x10b R_AARCH64_MOVW_UABS_G2_NC = 0x10c R_AARCH64_MOVW_UABS_G3 = 0x10d R_AARCH64_MOVW_SABS_G0 = 0x10e R_AARCH64_MOVW_SABS_G1 = 0x10f R_AARCH64_MOVW_SABS_G2 = 0x110 R_AARCH64_LD_PREL_LO19 = 0x111 R_AARCH64_ADR_PREL_LO21 = 0x112 R_AARCH64_ADR_PREL_PG_HI21 = 0x113 R_AARCH64_ADD_ABS_LO12_NC = 0x115 R_AARCH64_LDST8_ABS_LO12_NC = 0x116 R_AARCH64_TSTBR14 = 0x117 R_AARCH64_CONDBR19 = 0x118 R_AARCH64_JUMP26 = 0x11a R_AARCH64_CALL26 = 0x11b R_AARCH64_LDST16_ABS_LO12_NC = 0x11c R_AARCH64_LDST32_ABS_LO12_NC = 0x11d R_AARCH64_LDST64_ABS_LO12_NC = 0x11e R_AARCH64_LDST128_ABS_LO12_NC = 0x12b R_AARCH64_ADR_GOT_PAGE = 0x137 R_AARCH64_LD64_GOT_LO12_NC = 0x138 R_AARCH64_TLSLD_MOVW_DTPREL_G2 = 0x20b R_AARCH64_TLSLD_MOVW_DTPREL_G1 = 0x20c R_AARCH64_TLSLD_MOVW_DTPREL_G1_NC = 0x20d R_AARCH64_TLSLD_MOVW_DTPREL_G0 = 0x20e R_AARCH64_TLSLD_MOVW_DTPREL_G0_NC = 0x20f R_AARCH64_TLSLD_ADD_DTPREL_HI12 = 0x210 R_AARCH64_TLSLD_ADD_DTPREL_LO12 = 0x211 R_AARCH64_TLSLD_ADD_DTPREL_LO12_NC = 0x212 R_AARCH64_TLSLD_LDST8_DTPREL_LO12 = 0x213 R_AARCH64_TLSLD_LDST8_DTPREL_LO12_NC = 0x214 R_AARCH64_TLSLD_LDST16_DTPREL_LO12 = 0x215 R_AARCH64_TLSLD_LDST16_DTPREL_LO12_NC = 0x216 R_AARCH64_TLSLD_LDST32_DTPREL_LO12 = 0x217 R_AARCH64_TLSLD_LDST32_DTPREL_LO12_NC = 0x218 R_AARCH64_TLSLD_LDST64_DTPREL_LO12 = 0x219 R_AARCH64_TLSLD_LDST64_DTPREL_LO12_NC = 0x21a R_AARCH64_TLSIE_MOVW_GOTTPREL_G1 = 0x21b R_AARCH64_TLSIE_MOVW_GOTTPREL_G0_NC = 0x21c R_AARCH64_TLSIE_ADR_GOTTPREL_PAGE21 = 0x21d R_AARCH64_TLSIE_LD64_GOTTPREL_LO12_NC = 0x21e R_AARCH64_TLSIE_LD_GOTTPREL_PREL19 = 0x21f R_AARCH64_TLSLE_MOVW_TPREL_G2 = 0x220 R_AARCH64_TLSLE_MOVW_TPREL_G1 = 0x221 R_AARCH64_TLSLE_MOVW_TPREL_G1_NC = 0x222 R_AARCH64_TLSLE_MOVW_TPREL_G0 = 0x223 R_AARCH64_TLSLE_MOVW_TPREL_G0_NC = 0x224 R_AARCH64_TLSLE_ADD_TPREL_HI12 = 0x225 R_AARCH64_TLSLE_ADD_TPREL_LO12 = 0x226 R_AARCH64_TLSLE_ADD_TPREL_LO12_NC = 0x227 R_AARCH64_TLSLE_LDST8_TPREL_LO12 = 0x228 R_AARCH64_TLSLE_LDST8_TPREL_LO12_NC = 0x229 R_AARCH64_TLSLE_LDST16_TPREL_LO12 = 0x22a R_AARCH64_TLSLE_LDST16_TPREL_LO12_NC = 0x22b R_AARCH64_TLSLE_LDST32_TPREL_LO12 = 0x22c R_AARCH64_TLSLE_LDST32_TPREL_LO12_NC = 0x22d R_AARCH64_TLSLE_LDST64_TPREL_LO12 = 0x22e R_AARCH64_TLSLE_LDST64_TPREL_LO12_NC = 0x22f R_AARCH64_TLSDESC_ADR_PAGE = 0x232 R_AARCH64_TLSDESC_LD64_LO12_NC = 0x233 R_AARCH64_TLSDESC_ADD_LO12_NC = 0x234 R_AARCH64_TLSDESC_CALL = 0x239 class Relocs_Elf_ARM(Enum): R_ARM_NONE = 0x00 R_ARM_PC24 = 0x01 R_ARM_ABS32 = 0x02 R_ARM_REL32 = 0x03 R_ARM_LDR_PC_G0 = 0x04 R_ARM_ABS16 = 0x05 R_ARM_ABS12 = 0x06 R_ARM_THM_ABS5 = 0x07 R_ARM_ABS8 = 0x08 R_ARM_SBREL32 = 0x09 R_ARM_THM_CALL = 0x0a R_ARM_THM_PC8 = 0x0b R_ARM_BREL_ADJ = 0x0c R_ARM_TLS_DESC = 0x0d R_ARM_THM_SWI8 = 0x0e R_ARM_XPC25 = 0x0f R_ARM_THM_XPC22 = 0x10 R_ARM_TLS_DTPMOD32 = 0x11 R_ARM_TLS_DTPOFF32 = 0x12 R_ARM_TLS_TPOFF32 = 0x13 R_ARM_COPY = 0x14 R_ARM_GLOB_DAT = 0x15 R_ARM_JUMP_SLOT = 0x16 R_ARM_RELATIVE = 0x17 R_ARM_GOTOFF32 = 0x18 R_ARM_BASE_PREL = 0x19 R_ARM_GOT_BREL = 0x1a R_ARM_PLT32 = 0x1b R_ARM_CALL = 0x1c R_ARM_JUMP24 = 0x1d R_ARM_THM_JUMP24 = 0x1e R_ARM_BASE_ABS = 0x1f R_ARM_ALU_PCREL_7_0 = 0x20 R_ARM_ALU_PCREL_15_8 = 0x21 R_ARM_ALU_PCREL_23_15 = 0x22 R_ARM_LDR_SBREL_11_0_NC = 0x23 R_ARM_ALU_SBREL_19_12_NC = 0x24 R_ARM_ALU_SBREL_27_20_CK = 0x25 R_ARM_TARGET1 = 0x26 R_ARM_SBREL31 = 0x27 R_ARM_V4BX = 0x28 R_ARM_TARGET2 = 0x29 R_ARM_PREL31 = 0x2a R_ARM_MOVW_ABS_NC = 0x2b R_ARM_MOVT_ABS = 0x2c R_ARM_MOVW_PREL_NC = 0x2d R_ARM_MOVT_PREL = 0x2e R_ARM_THM_MOVW_ABS_NC = 0x2f R_ARM_THM_MOVT_ABS = 0x30 R_ARM_THM_MOVW_PREL_NC = 0x31 R_ARM_THM_MOVT_PREL = 0x32 R_ARM_THM_JUMP19 = 0x33 R_ARM_THM_JUMP6 = 0x34 R_ARM_THM_ALU_PREL_11_0 = 0x35 R_ARM_THM_PC12 = 0x36 R_ARM_ABS32_NOI = 0x37 R_ARM_REL32_NOI = 0x38 R_ARM_ALU_PC_G0_NC = 0x39 R_ARM_ALU_PC_G0 = 0x3a R_ARM_ALU_PC_G1_NC = 0x3b R_ARM_ALU_PC_G1 = 0x3c R_ARM_ALU_PC_G2 = 0x3d R_ARM_LDR_PC_G1 = 0x3e R_ARM_LDR_PC_G2 = 0x3f R_ARM_LDRS_PC_G0 = 0x40 R_ARM_LDRS_PC_G1 = 0x41 R_ARM_LDRS_PC_G2 = 0x42 R_ARM_LDC_PC_G0 = 0x43 R_ARM_LDC_PC_G1 = 0x44 R_ARM_LDC_PC_G2 = 0x45 R_ARM_ALU_SB_G0_NC = 0x46 R_ARM_ALU_SB_G0 = 0x47 R_ARM_ALU_SB_G1_NC = 0x48 R_ARM_ALU_SB_G1 = 0x49 R_ARM_ALU_SB_G2 = 0x4a R_ARM_LDR_SB_G0 = 0x4b R_ARM_LDR_SB_G1 = 0x4c R_ARM_LDR_SB_G2 = 0x4d R_ARM_LDRS_SB_G0 = 0x4e R_ARM_LDRS_SB_G1 = 0x4f R_ARM_LDRS_SB_G2 = 0x50 R_ARM_LDC_SB_G0 = 0x51 R_ARM_LDC_SB_G1 = 0x52 R_ARM_LDC_SB_G2 = 0x53 R_ARM_MOVW_BREL_NC = 0x54 R_ARM_MOVT_BREL = 0x55 R_ARM_MOVW_BREL = 0x56 R_ARM_THM_MOVW_BREL_NC = 0x57 R_ARM_THM_MOVT_BREL = 0x58 R_ARM_THM_MOVW_BREL = 0x59 R_ARM_TLS_GOTDESC = 0x5a R_ARM_TLS_CALL = 0x5b R_ARM_TLS_DESCSEQ = 0x5c R_ARM_THM_TLS_CALL = 0x5d R_ARM_PLT32_ABS = 0x5e R_ARM_GOT_ABS = 0x5f R_ARM_GOT_PREL = 0x60 R_ARM_GOT_BREL12 = 0x61 R_ARM_GOTOFF12 = 0x62 R_ARM_GOTRELAX = 0x63 R_ARM_GNU_VTENTRY = 0x64 R_ARM_GNU_VTINHERIT = 0x65 R_ARM_THM_JUMP11 = 0x66 R_ARM_THM_JUMP8 = 0x67 R_ARM_TLS_GD32 = 0x68 R_ARM_TLS_LDM32 = 0x69 R_ARM_TLS_LDO32 = 0x6a R_ARM_TLS_IE32 = 0x6b R_ARM_TLS_LE32 = 0x6c R_ARM_TLS_LDO12 = 0x6d R_ARM_TLS_LE12 = 0x6e R_ARM_TLS_IE12GP = 0x6f R_ARM_PRIVATE_0 = 0x70 R_ARM_PRIVATE_1 = 0x71 R_ARM_PRIVATE_2 = 0x72 R_ARM_PRIVATE_3 = 0x73 R_ARM_PRIVATE_4 = 0x74 R_ARM_PRIVATE_5 = 0x75 R_ARM_PRIVATE_6 = 0x76 R_ARM_PRIVATE_7 = 0x77 R_ARM_PRIVATE_8 = 0x78 R_ARM_PRIVATE_9 = 0x79 R_ARM_PRIVATE_10 = 0x7a R_ARM_PRIVATE_11 = 0x7b R_ARM_PRIVATE_12 = 0x7c R_ARM_PRIVATE_13 = 0x7d R_ARM_PRIVATE_14 = 0x7e R_ARM_PRIVATE_15 = 0x7f R_ARM_ME_TOO = 0x80 R_ARM_THM_TLS_DESCSEQ16 = 0x81 R_ARM_THM_TLS_DESCSEQ32 = 0x82 class Relocs_Elf_Mips(Enum): R_MIPS_NONE = 0 R_MIPS_16 = 1 R_MIPS_32 = 2 R_MIPS_REL32 = 3 R_MIPS_26 = 4 R_MIPS_HI16 = 5 R_MIPS_LO16 = 6 R_MIPS_GPREL16 = 7 R_MIPS_LITERAL = 8 R_MIPS_GOT16 = 9 R_MIPS_PC16 = 10 R_MIPS_CALL16 = 11 R_MIPS_GPREL32 = 12 R_MIPS_SHIFT5 = 16 R_MIPS_SHIFT6 = 17 R_MIPS_64 = 18 R_MIPS_GOT_DISP = 19 R_MIPS_GOT_PAGE = 20 R_MIPS_GOT_OFST = 21 R_MIPS_GOT_HI16 = 22 R_MIPS_GOT_LO16 = 23 R_MIPS_SUB = 24 R_MIPS_INSERT_A = 25 R_MIPS_INSERT_B = 26 R_MIPS_DELETE = 27 R_MIPS_HIGHER = 28 R_MIPS_HIGHEST = 29 R_MIPS_CALL_HI16 = 30 R_MIPS_CALL_LO16 = 31 R_MIPS_SCN_DISP = 32 R_MIPS_REL16 = 33 R_MIPS_ADD_IMMEDIATE = 34 R_MIPS_PJUMP = 35 R_MIPS_RELGOT = 36 R_MIPS_JALR = 37 R_MIPS_TLS_DTPMOD32 = 38 R_MIPS_TLS_DTPREL32 = 39 R_MIPS_TLS_DTPMOD64 = 40 R_MIPS_TLS_DTPREL64 = 41 R_MIPS_TLS_GD = 42 R_MIPS_TLS_LDM = 43 R_MIPS_TLS_DTPREL_HI16 = 44 R_MIPS_TLS_DTPREL_LO16 = 45 R_MIPS_TLS_GOTTPREL = 46 R_MIPS_TLS_TPREL32 = 47 R_MIPS_TLS_TPREL64 = 48 R_MIPS_TLS_TPREL_HI16 = 49 R_MIPS_TLS_TPREL_LO16 = 50 R_MIPS_GLOB_DAT = 51 R_MIPS_COPY = 126 R_MIPS_JUMP_SLOT = 127 R_MIPS_NUM = 218 class Relocs_Elf_Hexagon(Enum): R_HEX_NONE = 0 R_HEX_B22_PCREL = 1 R_HEX_B15_PCREL = 2 R_HEX_B7_PCREL = 3 R_HEX_LO16 = 4 R_HEX_HI16 = 5 R_HEX_32 = 6 R_HEX_16 = 7 R_HEX_8 = 8 R_HEX_GPREL16_0 = 9 R_HEX_GPREL16_1 = 10 R_HEX_GPREL16_2 = 11 R_HEX_GPREL16_3 = 12 R_HEX_HL16 = 13 R_HEX_B13_PCREL = 14 R_HEX_B9_PCREL = 15 R_HEX_B32_PCREL_X = 16 R_HEX_32_6_X = 17 R_HEX_B22_PCREL_X = 18 R_HEX_B15_PCREL_X = 19 R_HEX_B13_PCREL_X = 20 R_HEX_B9_PCREL_X = 21 R_HEX_B7_PCREL_X = 22 R_HEX_16_X = 23 R_HEX_12_X = 24 R_HEX_11_X = 25 R_HEX_10_X = 26 R_HEX_9_X = 27 R_HEX_8_X = 28 R_HEX_7_X = 29 R_HEX_6_X = 30 R_HEX_32_PCREL = 31 R_HEX_COPY = 32 R_HEX_GLOB_DAT = 33 R_HEX_JMP_SLOT = 34 R_HEX_RELATIVE = 35 R_HEX_PLT_B22_PCREL = 36 R_HEX_GOTREL_LO16 = 37 R_HEX_GOTREL_HI16 = 38 R_HEX_GOTREL_32 = 39 R_HEX_GOT_LO16 = 40 R_HEX_GOT_HI16 = 41 R_HEX_GOT_32 = 42 R_HEX_GOT_16 = 43 R_HEX_DTPMOD_32 = 44 R_HEX_DTPREL_LO16 = 45 R_HEX_DTPREL_HI16 = 46 R_HEX_DTPREL_32 = 47 R_HEX_DTPREL_16 = 48 R_HEX_GD_PLT_B22_PCREL = 49 R_HEX_GD_GOT_LO16 = 50 R_HEX_GD_GOT_HI16 = 51 R_HEX_GD_GOT_32 = 52 R_HEX_GD_GOT_16 = 53 R_HEX_IE_LO16 = 54 R_HEX_IE_HI16 = 55 R_HEX_IE_32 = 56 R_HEX_IE_GOT_LO16 = 57 R_HEX_IE_GOT_HI16 = 58 R_HEX_IE_GOT_32 = 59 R_HEX_IE_GOT_16 = 60 R_HEX_TPREL_LO16 = 61 R_HEX_TPREL_HI16 = 62 R_HEX_TPREL_32 = 63 R_HEX_TPREL_16 = 64 R_HEX_6_PCREL_X = 65 R_HEX_GOTREL_32_6_X = 66 R_HEX_GOTREL_16_X = 67 R_HEX_GOTREL_11_X = 68 R_HEX_GOT_32_6_X = 69 R_HEX_GOT_16_X = 70 R_HEX_GOT_11_X = 71 R_HEX_DTPREL_32_6_X = 72 R_HEX_DTPREL_16_X = 73 R_HEX_DTPREL_11_X = 74 R_HEX_GD_GOT_32_6_X = 75 R_HEX_GD_GOT_16_X = 76 R_HEX_GD_GOT_11_X = 77 R_HEX_IE_32_6_X = 78 R_HEX_IE_16_X = 79 R_HEX_IE_GOT_32_6_X = 80 R_HEX_IE_GOT_16_X = 81 R_HEX_IE_GOT_11_X = 82 R_HEX_TPREL_32_6_X = 83 R_HEX_TPREL_16_X = 84 R_HEX_TPREL_11_X = 85 class Relocs_Coff_i386(Enum): IMAGE_REL_I386_ABSOLUTE = 0x0000 IMAGE_REL_I386_DIR16 = 0x0001 IMAGE_REL_I386_REL16 = 0x0002 IMAGE_REL_I386_DIR32 = 0x0006 IMAGE_REL_I386_DIR32NB = 0x0007 IMAGE_REL_I386_SEG12 = 0x0009 IMAGE_REL_I386_SECTION = 0x000A IMAGE_REL_I386_SECREL = 0x000B IMAGE_REL_I386_TOKEN = 0x000C IMAGE_REL_I386_SECREL7 = 0x000D IMAGE_REL_I386_REL32 = 0x0014 class Relocs_Coff_X86_64(Enum): IMAGE_REL_AMD64_ABSOLUTE = 0x0000 IMAGE_REL_AMD64_ADDR64 = 0x0001 IMAGE_REL_AMD64_ADDR32 = 0x0002 IMAGE_REL_AMD64_ADDR32NB = 0x0003 IMAGE_REL_AMD64_REL32 = 0x0004 IMAGE_REL_AMD64_REL32_1 = 0x0005 IMAGE_REL_AMD64_REL32_2 = 0x0006 IMAGE_REL_AMD64_REL32_3 = 0x0007 IMAGE_REL_AMD64_REL32_4 = 0x0008 IMAGE_REL_AMD64_REL32_5 = 0x0009 IMAGE_REL_AMD64_SECTION = 0x000A IMAGE_REL_AMD64_SECREL = 0x000B IMAGE_REL_AMD64_SECREL7 = 0x000C IMAGE_REL_AMD64_TOKEN = 0x000D IMAGE_REL_AMD64_SREL32 = 0x000E IMAGE_REL_AMD64_PAIR = 0x000F IMAGE_REL_AMD64_SSPAN32 = 0x0010 class Relocs_Coff_ARM(Enum): IMAGE_REL_ARM_ABSOLUTE = 0x0000 IMAGE_REL_ARM_ADDR32 = 0x0001 IMAGE_REL_ARM_ADDR32NB = 0x0002 IMAGE_REL_ARM_BRANCH24 = 0x0003 IMAGE_REL_ARM_BRANCH11 = 0x0004 IMAGE_REL_ARM_TOKEN = 0x0005 IMAGE_REL_ARM_BLX24 = 0x0008 IMAGE_REL_ARM_BLX11 = 0x0009 IMAGE_REL_ARM_SECTION = 0x000E IMAGE_REL_ARM_SECREL = 0x000F IMAGE_REL_ARM_MOV32A = 0x0010 IMAGE_REL_ARM_MOV32T = 0x0011 IMAGE_REL_ARM_BRANCH20T = 0x0012 IMAGE_REL_ARM_BRANCH24T = 0x0014 IMAGE_REL_ARM_BLX23T = 0x0015 class Relocs_Macho_i386(Enum): RIT_Vanilla = 0 RIT_Pair = 1 RIT_Difference = 2 RIT_Generic_PreboundLazyPointer = 3 RIT_Generic_LocalDifference = 4 RIT_Generic_TLV = 5 class Relocs_Macho_X86_64(Enum): RIT_X86_64_Unsigned = 0 RIT_X86_64_Signed = 1 RIT_X86_64_Branch = 2 RIT_X86_64_GOTLoad = 3 RIT_X86_64_GOT = 4 RIT_X86_64_Subtractor = 5 RIT_X86_64_Signed1 = 6 RIT_X86_64_Signed2 = 7 RIT_X86_64_Signed4 = 8 RIT_X86_64_TLV = 9 class Relocs_Macho_ARM(Enum): RIT_Vanilla = 0 RIT_Pair = 1 RIT_Difference = 2 RIT_ARM_LocalDifference = 3 RIT_ARM_PreboundLazyPointer = 4 RIT_ARM_Branch24Bit = 5 RIT_ARM_ThumbBranch22Bit = 6 RIT_ARM_ThumbBranch32Bit = 7 RIT_ARM_Half = 8 RIT_ARM_HalfDifference = 9 class Relocs_Macho_PPC(Enum): PPC_RELOC_VANILLA = 0 PPC_RELOC_PAIR = 1 PPC_RELOC_BR14 = 2 PPC_RELOC_BR24 = 3 PPC_RELOC_HI16 = 4 PPC_RELOC_LO16 = 5 PPC_RELOC_HA16 = 6 PPC_RELOC_LO14 = 7 PPC_RELOC_SECTDIFF = 8 PPC_RELOC_PB_LA_PTR = 9 PPC_RELOC_HI16_SECTDIFF = 10 PPC_RELOC_LO16_SECTDIFF = 11 PPC_RELOC_HA16_SECTDIFF = 12 PPC_RELOC_JBSR = 13 PPC_RELOC_LO14_SECTDIFF = 14 PPC_RELOC_LOCAL_SECTDIFF = 15 craftElf("relocs.obj.elf-x86_64", "x86_64-pc-linux-gnu", Relocs_Elf_X86_64.entries(), "leaq sym@GOTTPOFF(%rip), %rax") craftElf("relocs.obj.elf-i386", "i386-pc-linux-gnu", Relocs_Elf_i386.entries(), "mov sym@GOTOFF(%ebx), %eax") #craftElf("relocs-elf-ppc32", "powerpc-unknown-linux-gnu", Relocs_Elf_PPC32.entries(), ...) craftElf("relocs.obj.elf-ppc64", "powerpc64-unknown-linux-gnu", Relocs_Elf_PPC64.entries(), ("@t = thread_local global i32 0, align 4", "define i32* @f{0}() nounwind {{ ret i32* @t }}", 2)) craftElf("relocs.obj.elf-aarch64", "aarch64", Relocs_Elf_AArch64.entries(), "movz x0, #:abs_g0:sym") craftElf("relocs.obj.elf-arm", "arm-unknown-unknown", Relocs_Elf_ARM.entries(), "b sym") craftElf("relocs.obj.elf-mips", "mips-unknown-linux", Relocs_Elf_Mips.entries(), "lui $2, %hi(sym)") craftElf("relocs.obj.elf-mips64el", "mips64el-unknown-linux", Relocs_Elf_Mips.entries(), "lui $2, %hi(sym)") #craftElf("relocs.obj.elf-hexagon", "hexagon-unknown-unknown", Relocs_Elf_Hexagon.entries(), ...) craftCoff("relocs.obj.coff-i386", "i386-pc-win32", Relocs_Coff_i386.entries(), "mov foo@imgrel(%ebx, %ecx, 4), %eax") craftCoff("relocs.obj.coff-x86_64", "x86_64-pc-win32", Relocs_Coff_X86_64.entries(), "mov foo@imgrel(%ebx, %ecx, 4), %eax") #craftCoff("relocs.obj.coff-arm", "arm-pc-win32", Relocs_Coff_ARM.entries(), "...") craftMacho("relocs.obj.macho-i386", "i386-apple-darwin9", Relocs_Macho_i386.entries(), ("asm", ".subsections_via_symbols; .text; a: ; b:", "call a", 1)) craftMacho("relocs.obj.macho-x86_64", "x86_64-apple-darwin9", Relocs_Macho_X86_64.entries(), ("asm", ".subsections_via_symbols; .text; a: ; b:", "call a", 1)) craftMacho("relocs.obj.macho-arm", "armv7-apple-darwin10", Relocs_Macho_ARM.entries(), "bl sym") #craftMacho("relocs.obj.macho-ppc", "powerpc-apple-darwin10", Relocs_Macho_PPC.entries(), ...)