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diff --git a/source/blender/blenlib/BLI_hash_md5.h b/source/blender/blenlib/BLI_hash_md5.h
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+++ b/source/blender/blenlib/BLI_hash_md5.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_HASH_MD5_H__
+#define __BLI_HASH_MD5_H__
+
+/** \file BLI_hash_md5.h
+ *  \ingroup bli
+ */
+
+/* Compute MD5 message digest for LEN bytes beginning at BUFFER.  The
+ * result is always in little endian byte order, so that a byte-wise
+ * output yields to the wanted ASCII representation of the message
+ * digest.  */
+
+void *BLI_hash_md5_buffer(const char *buffer, size_t len, void *resblock);
+
+/* Compute MD5 message digest for bytes read from STREAM.  The
+ * resulting message digest number will be written into the 16 bytes
+ * beginning at RESBLOCK.  */
+
+int BLI_hash_md5_stream(FILE *stream, void *resblock);
+
+char *BLI_hash_md5_to_hexdigest(void *resblock, char r_hex_digest[33]);
+
+#endif  /* __BLI_HASH_MD5_H__ */