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#ifndef CONNECTION_H



#define CONNECTION_H



#include <sys/types.h>

#include <inttypes.h>



struct nbd_reply {

  uint32_t magic;

  uint32_t error;

  char handle[8];

};



struct nbd_request {

	uint32_t magic;

	uint32_t type;

	char handle[8];

	uint64_t from;

	uint32_t len;

} __attribute__ ((packed));



class Disk;



class Connection

{

 private:

  int m_fd;

  Disk *m_pDisk;

  bool m_bEnd;

 private:

  bool sendError(struct nbd_reply *reply, int errcode);

  bool pollit(int f, char *buf, size_t len);

 public:

  Connection(int fd, Disk *pDisk);



  inline Disk *getDisk() const { return m_pDisk; }

  

  void close();

  void handle();

};



#endif