ladybird/AK/MappedFile.h

31 lines
539 B
C++

#pragma once
#include "String.h"
namespace AK {
class MappedFile {
public:
MappedFile() { }
explicit MappedFile(String&& fileName);
MappedFile(MappedFile&&);
~MappedFile();
bool isValid() const { return m_map != (void*)-1; }
void* pointer() { return m_map; }
const void* pointer() const { return m_map; }
size_t fileLength() const { return m_fileLength; }
private:
String m_fileName;
size_t m_fileLength { 0 };
int m_fd { -1 };
void* m_map { (void*)-1 };
};
}
using AK::MappedFile;