1 files changed, 61 insertions, 0 deletions
diff --git a/sys/contrib/openzfs/module/icp/include/sha1/sha1.h b/sys/contrib/openzfs/module/icp/include/sha1/sha1.h
new file mode 100644
index 000000000000..251b64fcaeee
--- /dev/null
+++ b/sys/contrib/openzfs/module/icp/include/sha1/sha1.h
@@ -0,0 +1,61 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+/*
+ * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#ifndef _SYS_SHA1_H
+#define	_SYS_SHA1_H
+
+#include <sys/types.h>		/* for uint_* */
+
+#ifdef	__cplusplus
+extern "C" {
+#endif
+
+/*
+ * NOTE: n2rng (Niagara2 RNG driver) accesses the state field of
+ * SHA1_CTX directly.  NEVER change this structure without verifying
+ * compatibility with n2rng.  The important thing is that the state
+ * must be in a field declared as uint32_t state[5].
+ */
+/* SHA-1 context. */
+typedef struct 	{
+	uint32_t state[5];	/* state (ABCDE) */
+	uint32_t count[2];	/* number of bits, modulo 2^64 (msb first) */
+	union 	{
+		uint8_t		buf8[64];	/* undigested input */
+		uint32_t	buf32[16];	/* realigned input */
+	} buf_un;
+} SHA1_CTX;
+
+#define	SHA1_DIGEST_LENGTH 20
+
+void SHA1Init(SHA1_CTX *);
+void SHA1Update(SHA1_CTX *, const void *, size_t);
+void SHA1Final(void *, SHA1_CTX *);
+
+#ifdef	__cplusplus
+}
+#endif
+
+#endif /* _SYS_SHA1_H */