1 files changed, 47 insertions, 0 deletions
diff --git a/llvm/tools/llvm-objcopy/wasm/Object.h b/llvm/tools/llvm-objcopy/wasm/Object.h
new file mode 100644
index 0000000000000..9db91c41e2e26
--- /dev/null
+++ b/llvm/tools/llvm-objcopy/wasm/Object.h
@@ -0,0 +1,47 @@
+//===- Object.h -------------------------------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_TOOLS_LLVM_OBJCOPY_WASM_OBJECT_H
+#define LLVM_TOOLS_LLVM_OBJCOPY_WASM_OBJECT_H
+
+#include "llvm/ADT/ArrayRef.h"
+#include "llvm/ADT/StringRef.h"
+#include "llvm/Object/Wasm.h"
+#include "llvm/Support/MemoryBuffer.h"
+#include <vector>
+
+namespace llvm {
+namespace objcopy {
+namespace wasm {
+
+struct Section {
+  // For now, each section is only an opaque binary blob with no distinction
+  // between custom and known sections.
+  uint8_t SectionType;
+  StringRef Name;
+  ArrayRef<uint8_t> Contents;
+};
+
+struct Object {
+  llvm::wasm::WasmObjectHeader Header;
+  // For now don't discriminate between kinds of sections.
+  std::vector<Section> Sections;
+
+  void addSectionWithOwnedContents(Section NewSection,
+                                   std::unique_ptr<MemoryBuffer> &&Content);
+  void removeSections(function_ref<bool(const Section &)> ToRemove);
+
+private:
+  std::vector<std::unique_ptr<MemoryBuffer>> OwnedContents;
+};
+
+} // end namespace wasm
+} // end namespace objcopy
+} // end namespace llvm
+
+#endif // LLVM_TOOLS_LLVM_OBJCOPY_WASM_OBJECT_H