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diff --git a/source/blender/blenlib/BLI_array_utils.h b/source/blender/blenlib/BLI_array_utils.h
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+/*
+ * ***** 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_UTILS_H__
+#define __BLI_ARRAY_UTILS_H__
+
+/** \file BLI_array_utils.h
+ *  \ingroup bli
+ *  \brief Generic array manipulation API.
+ */
+
+void _bli_array_reverse(void *arr, unsigned int arr_len, size_t arr_stride);
+#define BLI_array_reverse(arr, arr_len) \
+	_bli_array_reverse(arr, arr_len, sizeof(*(arr)))
+
+void _bli_array_wrap(void *arr, unsigned int arr_len, size_t arr_stride, int dir);
+#define BLI_array_wrap(arr, arr_len, dir) \
+	_bli_array_wrap(arr, arr_len, sizeof(*(arr)), dir)
+
+void _bli_array_permute(
+        void *arr, const unsigned int arr_len, const size_t arr_stride,
+        const unsigned int *index, void *arr_temp);
+#define BLI_array_permute(arr, arr_len, order) \
+	_bli_array_permute(arr, arr_len, sizeof(*(arr)), order, NULL)
+#define BLI_array_permute_ex(arr, arr_len, index, arr_temp) \
+	_bli_array_permute(arr, arr_len, sizeof(*(arr)), order, arr_temp)
+
+int _bli_array_findindex(const void *arr, unsigned int arr_len, size_t arr_stride, const void *p);
+#define BLI_array_findindex(arr, arr_len, p) \
+	_bli_array_findindex(arr, arr_len, sizeof(*(arr)), p)
+
+#endif  /* __BLI_ARRAY_UTILS_H__ */