1 //===- WasmObject.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 LLVM_LIB_OBJCOPY_WASM_WASMOBJECT_H
10 #define LLVM_LIB_OBJCOPY_WASM_WASMOBJECT_H
11 
12 #include "llvm/ADT/ArrayRef.h"
13 #include "llvm/ADT/StringRef.h"
14 #include "llvm/Object/Wasm.h"
15 #include "llvm/Support/MemoryBuffer.h"
16 #include <vector>
17 
18 namespace llvm {
19 namespace objcopy {
20 namespace wasm {
21 
22 struct Section {
23   // For now, each section is only an opaque binary blob with no distinction
24   // between custom and known sections.
25   uint8_t SectionType;
26   StringRef Name;
27   ArrayRef<uint8_t> Contents;
28 };
29 
30 struct Object {
31   llvm::wasm::WasmObjectHeader Header;
32   // For now don't discriminate between kinds of sections.
33   std::vector<Section> Sections;
34 
35   void addSectionWithOwnedContents(Section NewSection,
36                                    std::unique_ptr<MemoryBuffer> &&Content);
37   void removeSections(function_ref<bool(const Section &)> ToRemove);
38 
39 private:
40   std::vector<std::unique_ptr<MemoryBuffer>> OwnedContents;
41 };
42 
43 } // end namespace wasm
44 } // end namespace objcopy
45 } // end namespace llvm
46 
47 #endif // LLVM_LIB_OBJCOPY_WASM_WASMOBJECT_H
48