uint scan = 0;
uint len = 0;
uint map = 0;
+uid page_no;
BtKey ptr;
BtDb *bt;
FILE *in;
break;
case 's':
- scan++;
- break;
+ cnt = len = key[0] = 0;
+
+ if( slot = bt_startkey (bt, key, len) )
+ slot--;
+ else
+ fprintf(stderr, "Error %d in StartKey. Syserror: %d\n", bt->err, errno), exit(0);
+
+ while( slot = bt_nextkey (bt, slot) ) {
+ ptr = bt_key(bt, slot);
+ fwrite (ptr->key, ptr->len, 1, stdout);
+ fputc ('\n', stdout);
+ cnt++;
+ }
+
+ fprintf(stderr, " Total keys read %d\n", cnt - 1);
+ break;
+
+ case 'c':
+ fprintf(stderr, "started counting\n");
+ cnt = 0;
+
+ page_no = LEAF_page;
+ cnt = 0;
+
+ while( 1 ) {
+ uid off = page_no << bt->page_bits;
+#ifdef unix
+ if( !pread (bt->idx, bt->frame, bt->page_size, off) )
+ break;
+#else
+ DWORD amt[1];
+
+ SetFilePointer (bt->idx, (long)off, (long*)(&off)+1, FILE_BEGIN);
+ if( !ReadFile(bt->idx, bt->frame, bt->page_size, amt, NULL))
+ break;
+
+ if( *amt < bt->page_size )
+ fprintf (stderr, "unable to read page %.8x", page_no);
+#endif
+ if( !bt->frame->free && !bt->frame->lvl )
+ cnt += bt->frame->act;
+
+ page_no++;
+ }
+
+ cnt--; // remove stopper key
+ fprintf(stderr, " Total keys read %d\n", cnt);
+ break;
}
done = getCpuTime(0);
elapsed = getCpuTime(2);
fprintf(stderr, " sys %dm%.3fs\n", (int)(elapsed/60), elapsed - (int)(elapsed/60)*60);
- dead = cnt = 0;
- len = key[0] = 0;
-
- fprintf(stderr, "started reading\n");
-
- if( slot = bt_startkey (bt, key, len) )
- slot--;
- else
- fprintf(stderr, "Error %d in StartKey. Syserror: %d\n", bt->err, errno), exit(0);
-
- while( slot = bt_nextkey (bt, slot) )
- if( cnt++, scan ) {
- ptr = bt_key(bt, slot);
- fwrite (ptr->key, ptr->len, 1, stdout);
- fputc ('\n', stdout);
- }
-
- fprintf(stderr, " Total keys read %d\n", cnt);
return 0;
}