llvm-project/lld/lib/ReaderWriter/MachO/File.h

48 lines
1.4 KiB
C++

//===- lib/ReaderWriter/MachO/File.h --------------------------------------===//
//
// The LLVM Linker
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLD_READER_WRITER_MACHO_FILE_H
#define LLD_READER_WRITER_MACHO_FILE_H
#include "Atoms.h"
#include "lld/ReaderWriter/Simple.h"
namespace lld {
namespace mach_o {
class MachOFile : public SimpleFile {
public:
MachOFile(StringRef path) : SimpleFile(path) {}
void addDefinedAtom(StringRef name, ArrayRef<uint8_t> content,
Atom::Scope scope, bool copyRefs) {
if (copyRefs) {
// Make a copy of the atom's name and content that is owned by this file.
char *s = _allocator.Allocate<char>(name.size());
memcpy(s, name.data(), name.size());
name = StringRef(s, name.size());
uint8_t *bytes = _allocator.Allocate<uint8_t>(content.size());
memcpy(bytes, content.data(), content.size());
content = llvm::makeArrayRef(bytes, content.size());
}
MachODefinedAtom *atom =
new (_allocator) MachODefinedAtom(*this, name, content, scope);
addAtom(*atom);
}
private:
llvm::BumpPtrAllocator _allocator;
};
} // end namespace mach_o
} // end namespace lld
#endif