myfsm.h

   1 /*
   2  * Based on output of the cfsm FSM compiler:
   3  * http://www.mindrot.org/projects/cfsm/
   4  */
   5
   6 #ifndef _MYFSM_H
   7 #define _MYFSM_H
   8
   9 #include <sys/types.h>
  10
  11 /* FSM structure */
  12 struct myfsm {
  13         int current_state;
  14 };
  15
  16
  17 /*
  18  * Allocate a new FSM and set its starting state to STATE_INIT (0)
  19  */
  20 #define MYFSM_INIT()    ( (struct myfsm *)(calloc(1, sizeof(struct myfsm))) )
  21
  22
  23 /*
  24  * Free a FSM created with MYFSM_INIT
  25  */
  26 #define MYFSM_FREE(fsm) { free(fsm); }
  27
  28
  29 /*
  30  * Returns the current state of the FSM.
  31  */
  32 #define MYFSM_CURRENT(fsm) ( fsm->current_state )
  33
  34
  35 #endif /* _MYFSM_H */