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+/****************************************************************************
+ Copyright (C) 2012 Monty Program AB
+ 2016 MariaDB Corporation AB
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ This library 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with this library; if not see <http://www.gnu.org/licenses>
+ or write to the Free Software Foundation, Inc.,
+ 51 Franklin St., Fifth Floor, Boston, MA 02110, USA
+*****************************************************************************/
+
+/* This code came from the PHP project, initially written by
+ Stefan Esser */
+
+#ifndef SHA1_H
+#define SHA1_H
+
+#define SHA1_MAX_LENGTH 20
+#define SCRAMBLE_LENGTH 20
+#define SCRAMBLE_LENGTH_323 8
+
+/* SHA1 context. */
+typedef struct {
+ uint32 state[5]; /* state (ABCD) */
+ uint32 count[2]; /* number of bits, modulo 2^64 (lsb first) */
+ unsigned char buffer[64]; /* input buffer */
+} _MA_SHA1_CTX;
+
+void ma_SHA1Init(_MA_SHA1_CTX *);
+void ma_SHA1Update(_MA_SHA1_CTX *, const unsigned char *, size_t);
+void ma_SHA1Final(unsigned char[20], _MA_SHA1_CTX *);
+
+#endif