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diff --git a/cpukit/include/sha224.h b/cpukit/include/sha224.h
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+/*-
+ * Copyright 2005 Colin Percival
+ * All rights reserved.
+ *
+ * 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 above 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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.
+ *
+ * $FreeBSD$
+ */
+
+#ifndef _SHA224_H_
+#define _SHA224_H_
+
+#ifndef _KERNEL
+#include <sys/types.h>
+#endif
+
+#define SHA224_BLOCK_LENGTH 64
+#define SHA224_DIGEST_LENGTH 28
+#define SHA224_DIGEST_STRING_LENGTH (SHA224_DIGEST_LENGTH * 2 + 1)
+
+typedef struct SHA224Context {
+ uint32_t state[8];
+ uint64_t count;
+ uint8_t buf[SHA224_BLOCK_LENGTH];
+} SHA224_CTX;
+
+__BEGIN_DECLS
+
+void SHA224_Init(SHA224_CTX *);
+void SHA224_Update(SHA224_CTX *, const void *, size_t);
+void SHA224_Final(unsigned char [__min_size(SHA224_DIGEST_LENGTH)],
+ SHA224_CTX *);
+#ifndef _KERNEL
+char *SHA224_End(SHA224_CTX *, char *);
+char *SHA224_Data(const void *, unsigned int, char *);
+char *SHA224_Fd(int, char *);
+char *SHA224_FdChunk(int, char *, off_t, off_t);
+char *SHA224_File(const char *, char *);
+char *SHA224_FileChunk(const char *, char *, off_t, off_t);
+#endif
+__END_DECLS
+
+#endif /* !_SHA224_H_ */