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55 lines
1.4 KiB
C++
55 lines
1.4 KiB
C++
//===- ByteStream.h - Reads stream data from a byte sequence ----*- C++ -*-===//
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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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#ifndef LLVM_DEBUGINFO_PDB_RAW_BYTESTREAM_H
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#define LLVM_DEBUGINFO_PDB_RAW_BYTESTREAM_H
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#include "llvm/ADT/ArrayRef.h"
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#include "llvm/DebugInfo/PDB/Raw/StreamInterface.h"
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#include <stdint.h>
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#include <system_error>
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#include <vector>
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namespace llvm {
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namespace pdb {
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class StreamReader;
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class ByteStream : public StreamInterface {
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public:
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ByteStream();
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explicit ByteStream(MutableArrayRef<uint8_t> Bytes);
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explicit ByteStream(uint32_t Length);
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~ByteStream() override;
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void reset();
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void initialize(MutableArrayRef<uint8_t> Bytes);
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void initialize(uint32_t Length);
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Error initialize(StreamReader &Reader, uint32_t Length);
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Error readBytes(uint32_t Offset,
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MutableArrayRef<uint8_t> Buffer) const override;
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Error getArrayRef(uint32_t Offset, ArrayRef<uint8_t> &Buffer,
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uint32_t Length) const override;
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uint32_t getLength() const override;
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ArrayRef<uint8_t> data() const { return Data; }
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StringRef str() const;
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private:
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MutableArrayRef<uint8_t> Data;
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std::unique_ptr<uint8_t[]> Ownership;
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};
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}
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}
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#endif
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