minix/servers/is/dmp_ds.c

   1 #include "inc.h"
   2 #include "../ds/store.h"
   3
   4 #define LINES 22
   5
   6 static struct data_store noxfer_ds_store[NR_DS_KEYS];
   7
   8 void
   9 data_store_dmp(void)
  10 {
  11   struct data_store *p;
  12   static int prev_i = 0;
  13   int i, n = 0;
  14
  15   if (getsysinfo(DS_PROC_NR, SI_DATA_STORE, noxfer_ds_store, sizeof(noxfer_ds_store)) != OK) {
  16         printf("Error obtaining table from DS. Perhaps recompile IS?\n");
  17         return;
  18   }
  19
  20   printf("Data store contents:\n");
  21   printf("-slot- -----------key----------- -----owner----- ---type--- ----value---\n");
  22   for(i = prev_i; i < NR_DS_KEYS && n < LINES; i++) {
  23         p = &noxfer_ds_store[i];
  24         if(!(p->flags & DSF_IN_USE))
  25                 continue;
  26
  27         printf("%6d %-25s %-15s ", i, p->key, p->owner);
  28         switch(p->flags & DSF_MASK_TYPE) {
  29         case DSF_TYPE_U32:
  30                 printf("%-10s %12u\n", "U32", p->u.u32);
  31                 break;
  32         case DSF_TYPE_STR:
  33                 printf("%-10s %12s\n", "STR", (char*) p->u.mem.data);
  34                 break;
  35         case DSF_TYPE_MEM:
  36                 printf("%-10s %12zu\n", "MEM", p->u.mem.length);
  37                 break;
  38         case DSF_TYPE_LABEL:
  39                 printf("%-10s %12u\n", "LABEL", p->u.u32);
  40                 break;
  41         default:
  42                 return;
  43         }
  44
  45         n++;
  46   }
  47
  48   if (i >= NR_DS_KEYS) i = 0;
  49   else printf("--more--\r");
  50   prev_i = i;
  51 }
  52