1 files changed, 50 insertions, 0 deletions
diff --git a/source/blender/blenlib/BLI_array_store_utils.h b/source/blender/blenlib/BLI_array_store_utils.h
new file mode 100644
index 00000000000..6b2a28846f4
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+++ b/source/blender/blenlib/BLI_array_store_utils.h
@@ -0,0 +1,50 @@
+/*
+ * ***** BEGIN GPL LICENSE BLOCK *****
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+#ifndef __BLI_ARRAY_STORE_UTILS_H__
+#define __BLI_ARRAY_STORE_UTILS_H__
+
+/** \file BLI_array_store_utils.h
+ *  \ingroup bli
+ */
+
+struct BArrayStore;
+
+struct BArrayStore_AtSize {
+	struct BArrayStore **stride_table;
+	int                  stride_table_len;
+};
+
+BArrayStore *BLI_array_store_at_size_ensure(
+        struct BArrayStore_AtSize *bs_stride,
+        const int stride, const int chunk_size);
+
+BArrayStore *BLI_array_store_at_size_get(
+        struct BArrayStore_AtSize *bs_stride,
+        const int stride);
+
+void BLI_array_store_at_size_clear(
+        struct BArrayStore_AtSize *bs_stride);
+
+void BLI_array_store_at_size_calc_memory_usage(
+        struct BArrayStore_AtSize *bs_stride,
+        size_t *r_size_expanded, size_t *r_size_compacted);
+
+#endif  /* __BLI_ARRAY_STORE_UTILS_H__ */