1 | //===--- DataBufferLLVM.h ---------------------------------------*- 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 LLDB_UTILITY_DATABUFFERLLVM_H |
10 | #define LLDB_UTILITY_DATABUFFERLLVM_H |
11 | |
12 | #include "lldb/Utility/DataBuffer.h" |
13 | #include "lldb/lldb-types.h" |
14 | |
15 | #include <cstdint> |
16 | #include <memory> |
17 | |
18 | namespace llvm { |
19 | class WritableMemoryBuffer; |
20 | class MemoryBuffer; |
21 | class Twine; |
22 | } // namespace llvm |
23 | |
24 | namespace lldb_private { |
25 | class FileSystem; |
26 | |
27 | class DataBufferLLVM : public DataBuffer { |
28 | public: |
29 | ~DataBufferLLVM() override; |
30 | |
31 | const uint8_t *GetBytesImpl() const override; |
32 | lldb::offset_t GetByteSize() const override; |
33 | |
34 | /// LLVM RTTI support. |
35 | /// { |
36 | static char ID; |
37 | bool isA(const void *ClassID) const override { |
38 | return ClassID == &ID || DataBuffer::isA(ClassID); |
39 | } |
40 | static bool classof(const DataBuffer *data_buffer) { |
41 | return data_buffer->isA(ClassID: &ID); |
42 | } |
43 | /// } |
44 | |
45 | /// Construct a DataBufferLLVM from \p Buffer. \p Buffer must be a valid |
46 | /// pointer. |
47 | explicit DataBufferLLVM(std::unique_ptr<llvm::MemoryBuffer> Buffer); |
48 | |
49 | protected: |
50 | std::unique_ptr<llvm::MemoryBuffer> Buffer; |
51 | }; |
52 | |
53 | class WritableDataBufferLLVM : public WritableDataBuffer { |
54 | public: |
55 | ~WritableDataBufferLLVM() override; |
56 | |
57 | const uint8_t *GetBytesImpl() const override; |
58 | lldb::offset_t GetByteSize() const override; |
59 | |
60 | /// LLVM RTTI support. |
61 | /// { |
62 | static char ID; |
63 | bool isA(const void *ClassID) const override { |
64 | return ClassID == &ID || WritableDataBuffer::isA(ClassID); |
65 | } |
66 | static bool classof(const DataBuffer *data_buffer) { |
67 | return data_buffer->isA(ClassID: &ID); |
68 | } |
69 | /// } |
70 | |
71 | /// Construct a DataBufferLLVM from \p Buffer. \p Buffer must be a valid |
72 | /// pointer. |
73 | explicit WritableDataBufferLLVM( |
74 | std::unique_ptr<llvm::WritableMemoryBuffer> Buffer); |
75 | |
76 | protected: |
77 | std::unique_ptr<llvm::WritableMemoryBuffer> Buffer; |
78 | }; |
79 | } // namespace lldb_private |
80 | |
81 | #endif |
82 |