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//===- NamedStreamMap.h - PDB Named Stream Map ------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_DEBUGINFO_PDB_NATIVE_NAMEDSTREAMMAP_H
#define LLVM_DEBUGINFO_PDB_NATIVE_NAMEDSTREAMMAP_H
#include "llvm/ADT/Optional.h"
#include "llvm/ADT/StringMap.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/ADT/iterator_range.h"
#include "llvm/DebugInfo/PDB/Native/HashTable.h"
#include "llvm/Support/Error.h"
#include <cstdint>
namespace llvm {
class BinaryStreamReader;
class BinaryStreamWriter;
namespace pdb {
class NamedStreamMap {
friend class NamedStreamMapBuilder;
struct FinalizationInfo {
uint32_t StringDataBytes = 0;
uint32_t SerializedLength = 0;
};
public:
NamedStreamMap();
Error load(BinaryStreamReader &Stream);
Error commit(BinaryStreamWriter &Writer) const;
uint32_t finalize();
uint32_t size() const;
bool get(StringRef Stream, uint32_t &StreamNo) const;
void set(StringRef Stream, uint32_t StreamNo);
void remove(StringRef Stream);
const StringMap<uint32_t> &getStringMap() const { return Mapping; }
iterator_range<StringMapConstIterator<uint32_t>> entries() const;
private:
Optional<FinalizationInfo> FinalizedInfo;
HashTable FinalizedHashTable;
StringMap<uint32_t> Mapping;
};
} // end namespace pdb
} // end namespace llvm
#endif // LLVM_DEBUGINFO_PDB_NATIVE_NAMEDSTREAMMAP_H
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