+/*
+ * Puts an entry into a hashmap, boldly - no check whether key already exists.
+ * The caller must place the entry (only its key and value, not link indexes)
+ * in swap slot IDX_PUT.
+ * Caller must ensure: the key does not exist yet in the hashmap.
+ * that resize is not needed if !may_resize.
+ * Returns: 1 if entry was put successfully.
+ * -ENOMEM if may_resize==true and resize failed with -ENOMEM.
+ * Cannot return -ENOMEM if !may_resize.
+ */
+static int hashmap_base_put_boldly(HashmapBase *h, unsigned idx,
+ struct swap_entries *swap, bool may_resize) {
+ struct ordered_hashmap_entry *new_entry;
+ int r;
+
+ assert(idx < n_buckets(h));
+
+ new_entry = bucket_at_swap(swap, IDX_PUT);
+
+ if (may_resize) {
+ r = resize_buckets(h, 1);
+ if (r < 0)
+ return r;
+ if (r > 0)
+ idx = bucket_hash(h, new_entry->p.b.key);
+ }
+ assert(n_entries(h) < n_buckets(h));
+
+ if (h->type == HASHMAP_TYPE_ORDERED) {
+ OrderedHashmap *lh = (OrderedHashmap*) h;
+
+ new_entry->iterate_next = IDX_NIL;
+ new_entry->iterate_previous = lh->iterate_list_tail;
+
+ if (lh->iterate_list_tail != IDX_NIL) {
+ struct ordered_hashmap_entry *old_tail;
+
+ old_tail = ordered_bucket_at(lh, lh->iterate_list_tail);
+ assert(old_tail->iterate_next == IDX_NIL);
+ old_tail->iterate_next = IDX_PUT;
+ }
+
+ lh->iterate_list_tail = IDX_PUT;
+ if (lh->iterate_list_head == IDX_NIL)
+ lh->iterate_list_head = IDX_PUT;
+ }
+
+ assert_se(hashmap_put_robin_hood(h, idx, swap) == false);
+
+ n_entries_inc(h);
+#ifdef ENABLE_DEBUG_HASHMAP
+ h->debug.max_entries = MAX(h->debug.max_entries, n_entries(h));
+#endif
+
+ return 1;
+}
+#define hashmap_put_boldly(h, idx, swap, may_resize) \
+ hashmap_base_put_boldly(HASHMAP_BASE(h), idx, swap, may_resize)
+
+/*
+ * Returns 0 if resize is not needed.
+ * 1 if successfully resized.
+ * -ENOMEM on allocation failure.
+ */
+static int resize_buckets(HashmapBase *h, unsigned entries_add) {
+ struct swap_entries swap;
+ char *new_storage;
+ dib_raw_t *old_dibs, *new_dibs;
+ const struct hashmap_type_info *hi;
+ unsigned idx, optimal_idx;
+ unsigned old_n_buckets, new_n_buckets, n_rehashed, new_n_entries;
+ uint8_t new_shift;
+ bool rehash_next;