vsm2

exeprimental virtual stack machine for *nix
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bus.h (398B)

      1 /* about passing messages around */
      2 
      3 #define BusBufMax 256
      4 
      5 enum {
      6 	ChDebug,
      7 	ChMem,
      8 };
      9 
     10 typedef struct Bus Bus;
     11 typedef struct Msg Msg;
     12 
     13 struct Bus {
     14 	unsigned int n;
     15 	Msg * buf[BusBufMax];
     16 };
     17 
     18 Bus * createbus(void);
     19 void buspush(Bus *, Msg *);
     20 Msg * buspull(Bus *, int);
     21 
     22 struct Msg {
     23 	unsigned int src;
     24 	unsigned int dst;
     25 	Cell *dat;
     26 };
     27 
     28 Msg * createmsg(int, int, Cell *);
     29 void freemsg(Msg *);
     30