minix/usr.bin/trace/type.h

   1
   2 #define COUNT(s) (__arraycount(s))
   3
   4 struct call_handler {
   5         const char *name;
   6         const char *(*namefunc)(const message *m_out);
   7         int (*outfunc)(struct trace_proc *proc, const message *m_out);
   8         void (*infunc)(struct trace_proc *proc, const message *m_out,
   9             const message *m_in, int failed);
  10 };
  11 #define HANDLER(n,o,i) { .name = n, .outfunc = o, .infunc = i }
  12 #define HANDLER_NAME(n,o,i) { .namefunc = n, .outfunc = o, .infunc = i }
  13
  14 struct calls {
  15         endpoint_t endpt;
  16         unsigned int base;
  17         const struct call_handler *map;
  18         unsigned int count;
  19 };
  20
  21 struct flags {
  22         unsigned int mask;
  23         unsigned int value;
  24         const char *name;
  25 };
  26 #define FLAG(f) { f, f, #f }
  27 #define FLAG_MASK(m,f) { m, f, #f }
  28 #define FLAG_ZERO(f) { ~0, f, #f }
  29
  30 /* not great, but it prevents a massive potential for typos.. */
  31 #define NAME(r) case r: return #r
  32 #define TEXT(v) case v: text = #v; break