/* File: KRnet.h */
#ifndef KR_KRNET_H
#define KR_KRNET_H

 /* enum entity_t
    Kurose sometimes uses `A' to mean the client and `B' to mean the
    server.  This makes single character typos highly significant.  We
    use `Client' and `Server' not `A' and `B'
  */
 enum entity_type {
   A=0, Client=0,
   B=1, Server=1
 };
 typedef enum entity_type  entity_t;

 /* prototype for public functions */
  void toNWSlayer(entity_t CorS, packet_t packet);
  void toAppLayer(entity_t CorS, char datasent[]);
  void printevlist(void);
  void startClientTimer(float increment);
  void stopClientTimer(void);
  void startServerTimer(float increment);
  void stopServerTimer(void);
void swerr(char const *proc, const int  error_level, char *format, ...);

  /*
   If BIDIRECTIONAL == 0  then simplex transfer (from A to B only)
   If BIDIRECTIONAL != 0  then duplex transfer (from A to B and B to A)

   Leave BIDIRECTIONAL set to 0 for basic assignment
  */
  #define BIDIRECTIONAL    (0)

#endif /* KR_KRNET_H */
/* EOF (KRnet.h) */