--- /dev/null
+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
+ * All rights reserved.
+ *
+ * This package is an SSL implementation written
+ * by Eric Young (eay@cryptsoft.com).
+ * The implementation was written so as to conform with Netscapes SSL.
+ *
+ * This library is free for commercial and non-commercial use as long as
+ * the following conditions are aheared to. The following conditions
+ * apply to all code found in this distribution, be it the RC4, RSA,
+ * lhash, DES, etc., code; not just the SSL code. The SSL documentation
+ * included with this distribution is covered by the same copyright terms
+ * except that the holder is Tim Hudson (tjh@cryptsoft.com).
+ *
+ * Copyright remains Eric Young's, and as such any Copyright notices in
+ * the code are not to be removed.
+ * If this package is used in a product, Eric Young should be given attribution
+ * as the author of the parts of the library used.
+ * This can be in the form of a textual message at program startup or
+ * in documentation (online or textual) provided with the package.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * "This product includes cryptographic software written by
+ * Eric Young (eay@cryptsoft.com)"
+ * The word 'cryptographic' can be left out if the rouines from the library
+ * being used are not cryptographic related :-).
+ * 4. If you include any Windows specific code (or a derivative thereof) from
+ * the apps directory (application code) you must include an acknowledgement:
+ * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * The licence and distribution terms for any publically available version or
+ * derivative of this code cannot be changed. i.e. this code cannot simply be
+ * copied and put under another distribution licence
+ * [including the GNU Public Licence.] */
+
+#ifndef OPENSSL_HEADER_RIPEMD_H
+#define OPENSSL_HEADER_RIPEMD_H
+
+#include <openssl/base.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+# define RIPEMD160_CBLOCK 64
+# define RIPEMD160_LBLOCK (RIPEMD160_CBLOCK/4)
+# define RIPEMD160_DIGEST_LENGTH 20
+
+struct RIPEMD160state_st {
+ uint32_t h[5];
+ uint32_t Nl, Nh;
+ uint8_t data[RIPEMD160_CBLOCK];
+ unsigned num;
+};
+
+// RIPEMD160_Init initialises |ctx| and returns one.
+OPENSSL_EXPORT int RIPEMD160_Init(RIPEMD160_CTX *ctx);
+
+// RIPEMD160_Update adds |len| bytes from |data| to |ctx| and returns one.
+OPENSSL_EXPORT int RIPEMD160_Update(RIPEMD160_CTX *ctx, const void *data,
+ size_t len);
+
+// RIPEMD160_Final adds the final padding to |ctx| and writes the resulting
+// digest to |md|, which must have at least |RIPEMD160_DIGEST_LENGTH| bytes of
+// space. It returns one.
+OPENSSL_EXPORT int RIPEMD160_Final(uint8_t *md, RIPEMD160_CTX *ctx);
+
+// RIPEMD160 writes the digest of |len| bytes from |data| to |out| and returns
+// |out|. There must be at least |RIPEMD160_DIGEST_LENGTH| bytes of space in
+// |out|.
+OPENSSL_EXPORT uint8_t *RIPEMD160(const uint8_t *data, size_t len,
+ uint8_t *out);
+
+// RIPEMD160_Transform is a low-level function that performs a single,
+// RIPEMD160 block transformation using the state from |ctx| and 64 bytes from
+// |block|.
+OPENSSL_EXPORT void RIPEMD160_Transform(RIPEMD160_CTX *ctx,
+ const uint8_t *block);
+
+
+#if defined(__cplusplus)
+} // extern C
+#endif
+
+#endif // OPENSSL_HEADER_RIPEMD_H
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