1 //===- InfoStream.h - PDB Info Stream (Stream 1) Access ---------*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #ifndef LLVM_DEBUGINFO_PDB_NATIVE_INFOSTREAM_H 10 #define LLVM_DEBUGINFO_PDB_NATIVE_INFOSTREAM_H 11 12 #include "llvm/ADT/StringMap.h" 13 #include "llvm/DebugInfo/CodeView/GUID.h" 14 #include "llvm/DebugInfo/PDB/Native/NamedStreamMap.h" 15 #include "llvm/DebugInfo/PDB/Native/RawConstants.h" 16 #include "llvm/Support/BinaryStream.h" 17 #include "llvm/Support/BinaryStreamRef.h" 18 19 #include "llvm/Support/Error.h" 20 21 namespace llvm { 22 namespace pdb { 23 struct InfoStreamHeader; 24 class InfoStream { 25 friend class InfoStreamBuilder; 26 27 public: 28 InfoStream(std::unique_ptr<BinaryStream> Stream); 29 30 Error reload(); 31 32 uint32_t getStreamSize() const; 33 getHeader()34 const InfoStreamHeader *getHeader() const { return Header; } 35 36 bool containsIdStream() const; 37 PdbRaw_ImplVer getVersion() const; 38 uint32_t getSignature() const; 39 uint32_t getAge() const; 40 codeview::GUID getGuid() const; 41 uint32_t getNamedStreamMapByteSize() const; 42 43 PdbRaw_Features getFeatures() const; 44 ArrayRef<PdbRaw_FeatureSig> getFeatureSignatures() const; 45 46 const NamedStreamMap &getNamedStreams() const; 47 48 BinarySubstreamRef getNamedStreamsBuffer() const; 49 50 Expected<uint32_t> getNamedStreamIndex(llvm::StringRef Name) const; 51 StringMap<uint32_t> named_streams() const; 52 53 private: 54 std::unique_ptr<BinaryStream> Stream; 55 56 const InfoStreamHeader *Header; 57 58 BinarySubstreamRef SubNamedStreams; 59 60 std::vector<PdbRaw_FeatureSig> FeatureSignatures; 61 PdbRaw_Features Features = PdbFeatureNone; 62 63 uint32_t NamedStreamMapByteSize = 0; 64 65 NamedStreamMap NamedStreams; 66 }; 67 } 68 } 69 70 #endif 71