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#ifndef DEF_RAMFS_CLASS_H
#define DEF_RAMFS_CLASS_H
#include <VFS/FileSystem.proto.h>
struct initrd_header {
unsigned int magic;
unsigned int files;
};
struct initrd_file_header {
unsigned int name_length;
unsigned int file_length;
};
#define INITRD_MAGIC 0x1337BEEF
class RamFS : public FileSystem {
private:
virtual ~RamFS();
RamFS(const RamFS& other);
RamFS();
bool unmount();
u32int m_maxSize;
u32int m_usedSize;
public:
static RamFS* mount(u32int maxSize, DirectoryNode* mountpoint); //Creates an empty RAM file system
static RamFS* mount(u8int* ptr, u32int maxSize, DirectoryNode* mountpoint, bool writable = true); //Creates a RAM file system from data loaded in memory. format to be defined
bool setName(FSNode* node, String name);
bool setPermissions(FSNode* node, u32int permissions);
bool setUid(FSNode* node, u32int uid);
bool setGid(FSNode* node, u32int gid);
bool setParent(FSNode* node, FSNode* parent);
String getDevDescription() { return "ramfs"; }
u32int read(FileNode* file, u64int position, u32int max_length, u8int *data);
bool write(FileNode* file, u64int position, u32int length, u8int *data);
bool truncate(FileNode* file);
bool loadContents(DirectoryNode* dir);
FileNode* createFile(DirectoryNode* parent, String name);
DirectoryNode* createDirectory(DirectoryNode* parent, String name);
bool remove(DirectoryNode* parent, FSNode* node);
};
#endif
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