#ifndef __DATABASE_H__
#define __DATABASE_H__

#include "database-types.h"
#include "database-segment.h"
#include "database-internal.h"

class Database : public Base {
  public:
      Database() : start(0), end(0), currentId(1) { } 
      ~Database() { while(start) delete start; }
    DatabaseCell * getStart() { return start; }
    DatabaseCell * getEnd() { return end; }
    void setStart(DatabaseCell * newStart) { start = newStart; }
    void setEnd(DatabaseCell * newEnd) { end = newEnd; }
    Segment * getSegment(Uint32 id) {
        // TODO: have a hash table.
        DatabaseCell * cursor;
        
        for (cursor = start; start; cursor = cursor->getNext())
            if (cursor->getId() == id)
                return cursor->getSegment();
        return 0;
    }
    Uint32 GetNextSegId() { return currentId++; }
    Segment * CreateSegment(Cpu * cpu, Uint64 cpu_base, absolute_ptr origin, Uint32 size, Uint32 extra_size = 0, const Byte * data = 0) {
        DatabaseCell * r = new DatabaseCell(this, cpu, cpu_base, origin, size, extra_size, data);
        return r->getSegment();
    }
    void Serialize(Handle * out);
    void Deserialize(Handle *in);
  private:
    DatabaseCell * start, * end;
    Uint32 currentId;
};

#endif