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653eb429f5
Differential Revision: http://reviews.llvm.org/D20580 Reviewed By: ruiu git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@270597 91177308-0d34-0410-b5e6-96231b3b80d8
51 lines
1.6 KiB
C++
51 lines
1.6 KiB
C++
//===- SymbolStream.cpp - PDB Symbol Stream Access ------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/DebugInfo/PDB/Raw/SymbolStream.h"
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#include "llvm/DebugInfo/CodeView/CodeView.h"
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#include "llvm/DebugInfo/CodeView/TypeRecord.h"
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#include "llvm/DebugInfo/PDB/Raw/ByteStream.h"
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#include "llvm/DebugInfo/PDB/Raw/MappedBlockStream.h"
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#include "llvm/DebugInfo/PDB/Raw/RawConstants.h"
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#include "llvm/DebugInfo/PDB/Raw/RawError.h"
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#include "llvm/DebugInfo/PDB/Raw/StreamReader.h"
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#include "llvm/Support/Endian.h"
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using namespace llvm;
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using namespace llvm::support;
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using namespace llvm::pdb;
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SymbolStream::SymbolStream(PDBFile &File, uint32_t StreamNum)
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: MappedStream(StreamNum, File) {}
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SymbolStream::~SymbolStream() {}
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Error SymbolStream::reload() {
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StreamReader Reader(MappedStream);
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if (Stream.initialize(Reader, MappedStream.getLength()))
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return make_error<RawError>(raw_error_code::corrupt_file,
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"Could not load symbol stream.");
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return Error::success();
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}
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iterator_range<codeview::SymbolIterator> SymbolStream::getSymbols() const {
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using codeview::SymbolIterator;
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ArrayRef<uint8_t> Data;
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if (auto Error = Stream.getArrayRef(0, Data, Stream.getLength())) {
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consumeError(std::move(Error));
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return iterator_range<SymbolIterator>(SymbolIterator(), SymbolIterator());
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}
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return codeview::makeSymbolRange(Data, nullptr);
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}
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