void MachODebugMapParser::dumpSymTabEntry(raw_ostream &OS, uint64_t Index,
uint32_t StringIndex, uint8_t Type,
uint8_t SectionIndex, uint16_t Flags,
uint64_t Value) {
// Index
OS << '[' << format_decimal(Index, 6) << "] "
// n_strx
<< format_hex_no_prefix(StringIndex, 8) << ' '
// n_type...
<< format_hex_no_prefix(Type, 2) << " (";
if (Type & MachO::N_STAB)
OS << left_justify(getDarwinStabString(Type), 13);
else {
if (Type & MachO::N_PEXT)
OS << "PEXT ";
else
OS << " ";
switch (Type & MachO::N_TYPE) {
case MachO::N_UNDF: // 0x0 undefined, n_sect == NO_SECT
OS << "UNDF";
break;
case MachO::N_ABS: // 0x2 absolute, n_sect == NO_SECT
OS << "ABS ";
break;
case MachO::N_SECT: // 0xe defined in section number n_sect
OS << "SECT";
break;
case MachO::N_PBUD: // 0xc prebound undefined (defined in a dylib)
OS << "PBUD";
break;
case MachO::N_INDR: // 0xa indirect
OS << "INDR";
break;
default:
OS << format_hex_no_prefix(Type, 2) << " ";
break;
}
if (Type & MachO::N_EXT)
OS << " EXT";
else
OS << " ";
}
OS << ") "
// n_sect
<< format_hex_no_prefix(SectionIndex, 2) << " "
// n_desc
<< format_hex_no_prefix(Flags, 4) << " "
// n_value
<< format_hex_no_prefix(Value, 16);
const char *Name = &MainBinaryStrings.data()[StringIndex];
if (Name && Name[0])
OS << " '" << Name << "'";
OS << "\n";
}
void ObjDumper::SectionHexDump(StringRef SecName, const uint8_t *Section,
size_t Size) {
const uint8_t *SecContent = Section;
const uint8_t *SecEnd = Section + Size;
W.startLine() << "Hex dump of section '" << SecName << "':\n";
for (const uint8_t *SecPtr = SecContent; SecPtr < SecEnd; SecPtr += 16) {
const uint8_t *TmpSecPtr = SecPtr;
uint8_t i;
uint8_t k;
W.startLine() << format_hex(SecPtr - SecContent, 10);
W.startLine() << ' ';
for (i = 0; TmpSecPtr < SecEnd && i < 4; ++i) {
for (k = 0; TmpSecPtr < SecEnd && k < 4; k++, TmpSecPtr++) {
uint8_t Val = *(reinterpret_cast<const uint8_t *>(TmpSecPtr));
W.startLine() << format_hex_no_prefix(Val, 2);
}
W.startLine() << ' ';
}
// We need to print the correct amount of spaces to match the format.
// We are adding the (4 - i) last rows that are 8 characters each.
// Then, the (4 - i) spaces that are in between the rows.
// Least, if we cut in a middle of a row, we add the remaining characters,
// which is (8 - (k * 2))
if (i < 4)
W.startLine() << format("%*c", (4 - i) * 8 + (4 - i) + (8 - (k * 2)),
' ');
TmpSecPtr = SecPtr;
for (i = 0; TmpSecPtr + i < SecEnd && i < 16; ++i) {
if (isprint(TmpSecPtr[i]))
W.startLine() << TmpSecPtr[i];
else
W.startLine() << '.';
}
W.startLine() << '\n';
}
}
const std::string to_hexString(uint64_t Value, bool UpperCase) {
std::string number;
llvm::raw_string_ostream stream(number);
stream << format_hex_no_prefix(Value, 1, UpperCase);
return stream.str();
}
