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Don't fetch pointers from a InMemoryStruct.

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InMemoryStruct is extremely dangerous as it returns data from an internal
buffer when the endiannes doesn't match. This should fix the tests on big
endian hosts.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178875 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola
2013-04-05 15:15:22 +00:00
parent 332edeb1dc
commit f16c2bb320
7 changed files with 43 additions and 39 deletions
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27
lib/Object/MachOObjectFile.cpp
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@ -481,8 +481,7 @@ static StringRef parseSegmentOrSectionName(const char *P) {
return StringRef(P, 16);
}
error_code MachOObjectFile::getSectionName(DataRefImpl DRI,
StringRef &Result) const {
ArrayRef<char> MachOObjectFile::getSectionRawName(DataRefImpl DRI) const {
if (is64BitLoadCommand(MachOObj.get(), DRI)) {
LoadCommandInfo LCI = MachOObj->getLoadCommandInfo(DRI.d.a);
unsigned SectionOffset = LCI.Offset + sizeof(macho::Segment64LoadCommand) +
@ -490,7 +489,7 @@ error_code MachOObjectFile::getSectionName(DataRefImpl DRI,
StringRef Data = MachOObj->getData(SectionOffset, sizeof(macho::Section64));
const macho::Section64 *sec =
reinterpret_cast<const macho::Section64*>(Data.data());
Result = parseSegmentOrSectionName(sec->Name);
return ArrayRef<char>(sec->Name, 16);
} else {
LoadCommandInfo LCI = MachOObj->getLoadCommandInfo(DRI.d.a);
unsigned SectionOffset = LCI.Offset + sizeof(macho::SegmentLoadCommand) +
@ -498,13 +497,19 @@ error_code MachOObjectFile::getSectionName(DataRefImpl DRI,
StringRef Data = MachOObj->getData(SectionOffset, sizeof(macho::Section));
const macho::Section *sec =
reinterpret_cast<const macho::Section*>(Data.data());
Result = parseSegmentOrSectionName(sec->Name);
return ArrayRef<char>(sec->Name, 16);
}
}
error_code MachOObjectFile::getSectionName(DataRefImpl DRI,
StringRef &Result) const {
ArrayRef<char> Raw = getSectionRawName(DRI);
Result = parseSegmentOrSectionName(Raw.data());
return object_error::success;
}
error_code MachOObjectFile::getSectionFinalSegmentName(DataRefImpl Sec,
StringRef &Res) const {
ArrayRef<char>
MachOObjectFile::getSectionRawFinalSegmentName(DataRefImpl Sec) const {
if (is64BitLoadCommand(MachOObj.get(), Sec)) {
LoadCommandInfo LCI = MachOObj->getLoadCommandInfo(Sec.d.a);
unsigned SectionOffset = LCI.Offset + sizeof(macho::Segment64LoadCommand) +
@ -512,7 +517,7 @@ error_code MachOObjectFile::getSectionFinalSegmentName(DataRefImpl Sec,
StringRef Data = MachOObj->getData(SectionOffset, sizeof(macho::Section64));
const macho::Section64 *sec =
reinterpret_cast<const macho::Section64*>(Data.data());
Res = parseSegmentOrSectionName(sec->SegmentName);
return ArrayRef<char>(sec->SegmentName, 16);
} else {
LoadCommandInfo LCI = MachOObj->getLoadCommandInfo(Sec.d.a);
unsigned SectionOffset = LCI.Offset + sizeof(macho::SegmentLoadCommand) +
@ -520,9 +525,13 @@ error_code MachOObjectFile::getSectionFinalSegmentName(DataRefImpl Sec,
StringRef Data = MachOObj->getData(SectionOffset, sizeof(macho::Section));
const macho::Section *sec =
reinterpret_cast<const macho::Section*>(Data.data());
Res = parseSegmentOrSectionName(sec->SegmentName);
return ArrayRef<char>(sec->SegmentName);
}
return object_error::success;
}
StringRef MachOObjectFile::getSectionFinalSegmentName(DataRefImpl DRI) const {
ArrayRef<char> Raw = getSectionRawFinalSegmentName(DRI);
return parseSegmentOrSectionName(Raw.data());
}
error_code MachOObjectFile::getSectionAddress(DataRefImpl DRI,