else
return NULL;
}
+
+/* Look up the first rangeset item starting at or following the given address.
+ * Can be used to iterate through a rangeset. */
+const BlueSkyRangesetItem *bluesky_rangeset_lookup_next(BlueSkyRangeset *rangeset, uint64_t offset)
+{
+ GSequenceIter *i;
+ i = g_sequence_search(rangeset->seq, &offset, compare64, NULL);
+ i = g_sequence_iter_prev(i);
+ if (g_sequence_iter_is_end(i))
+ return NULL;
+ BlueSkyRangesetItem *item = (BlueSkyRangesetItem *)g_sequence_get(i);
+ if (item->start < offset) {
+ i = g_sequence_iter_next(i);
+ if (g_sequence_iter_is_end(i))
+ item = NULL;
+ else
+ item = (BlueSkyRangesetItem *)g_sequence_get(i);
+ }
+ return item;
+}