From 6161b38dbc3ea873de87743c536a379031bdef89 Mon Sep 17 00:00:00 2001 From: Rui Ueyama Date: Tue, 12 Jan 2016 23:28:42 +0000 Subject: COFF: Teach llvm-objdump how to dump DLL forwarder symbols. llvm-svn: 257539 --- llvm/lib/Object/COFFObjectFile.cpp | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) (limited to 'llvm/lib/Object/COFFObjectFile.cpp') diff --git a/llvm/lib/Object/COFFObjectFile.cpp b/llvm/lib/Object/COFFObjectFile.cpp index 1f2111759a0..4cd6aff5f17 100644 --- a/llvm/lib/Object/COFFObjectFile.cpp +++ b/llvm/lib/Object/COFFObjectFile.cpp @@ -1336,6 +1336,30 @@ ExportDirectoryEntryRef::getSymbolName(StringRef &Result) const { return std::error_code(); } +std::error_code ExportDirectoryEntryRef::isForwarder(bool &Result) const { + const data_directory *DataEntry; + if (auto EC = OwningObject->getDataDirectory(COFF::EXPORT_TABLE, DataEntry)) + return EC; + uint32_t RVA; + if (auto EC = getExportRVA(RVA)) + return EC; + uint32_t Begin = DataEntry->RelativeVirtualAddress; + uint32_t End = DataEntry->RelativeVirtualAddress + DataEntry->Size; + Result = (Begin <= RVA && RVA < End); + return std::error_code(); +} + +std::error_code ExportDirectoryEntryRef::getForwardTo(StringRef &Result) const { + uint32_t RVA; + if (auto EC = getExportRVA(RVA)) + return EC; + uintptr_t IntPtr = 0; + if (auto EC = OwningObject->getRvaPtr(RVA, IntPtr)) + return EC; + Result = StringRef(reinterpret_cast(IntPtr)); + return std::error_code(); +} + bool ImportedSymbolRef:: operator==(const ImportedSymbolRef &Other) const { return Entry32 == Other.Entry32 && Entry64 == Other.Entry64 -- cgit v1.2.3