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//===- TpiStreamBuilder.h - PDB Tpi Stream Creation -------------*- 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_RAW_PDBTPISTREAMBUILDER_H
#define LLVM_DEBUGINFO_PDB_RAW_PDBTPISTREAMBUILDER_H
#include "llvm/ADT/Optional.h"
#include "llvm/DebugInfo/CodeView/TypeRecord.h"
#include "llvm/DebugInfo/MSF/ByteStream.h"
#include "llvm/DebugInfo/MSF/SequencedItemStream.h"
#include "llvm/DebugInfo/PDB/Raw/RawConstants.h"
#include "llvm/Support/Allocator.h"
#include "llvm/Support/Error.h"
#include <vector>
namespace llvm {
namespace codeview {
class TypeRecord;
}
namespace msf {
class ByteStream;
class MSFBuilder;
struct MSFLayout;
class ReadableStreamRef;
class WritableStream;
template <> struct SequencedItemTraits<llvm::codeview::CVType> {
static size_t length(const codeview::CVType &Item) { return Item.length(); }
static ArrayRef<uint8_t> bytes(const codeview::CVType &Item) {
return Item.data();
}
};
}
namespace pdb {
class PDBFile;
class TpiStream;
struct TpiStreamHeader;
class TpiStreamBuilder {
public:
explicit TpiStreamBuilder(msf::MSFBuilder &Msf, uint32_t StreamIdx);
~TpiStreamBuilder();
TpiStreamBuilder(const TpiStreamBuilder &) = delete;
TpiStreamBuilder &operator=(const TpiStreamBuilder &) = delete;
void setVersionHeader(PdbRaw_TpiVer Version);
void addTypeRecord(const codeview::CVType &Record);
Error finalizeMsfLayout();
Error commit(const msf::MSFLayout &Layout, const msf::WritableStream &Buffer);
uint32_t calculateSerializedLength() const;
private:
uint32_t calculateHashBufferSize() const;
Error finalize();
msf::MSFBuilder &Msf;
BumpPtrAllocator &Allocator;
Optional<PdbRaw_TpiVer> VerHeader;
std::vector<codeview::CVType> TypeRecords;
msf::SequencedItemStream<codeview::CVType> TypeRecordStream;
uint32_t HashStreamIndex = kInvalidStreamIndex;
std::unique_ptr<msf::ByteStream> HashValueStream;
const TpiStreamHeader *Header;
uint32_t Idx;
};
}
}
#endif
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