--- /dev/null
+/* Copyright (c) 1998,2011,2014 Apple Inc. All Rights Reserved.
+ *
+ * NOTICE: USE OF THE MATERIALS ACCOMPANYING THIS NOTICE IS SUBJECT
+ * TO THE TERMS OF THE SIGNED "FAST ELLIPTIC ENCRYPTION (FEE) REFERENCE
+ * SOURCE CODE EVALUATION AGREEMENT" BETWEEN APPLE, INC. AND THE
+ * ORIGINAL LICENSEE THAT OBTAINED THESE MATERIALS FROM APPLE,
+ * INC. ANY USE OF THESE MATERIALS NOT PERMITTED BY SUCH AGREEMENT WILL
+ * EXPOSE YOU TO LIABILITY.
+ ***************************************************************************
+ *
+ * ckSHA1_priv.h - private low-level API for SHA-1 hash algorithm
+ *
+ * Revision History
+ * ----------------
+ * 22 Aug 96 at NeXT
+ * Created.
+ */
+
+/* Useful defines/typedefs */
+
+#ifndef _CK_SHA1_PRIV_H_
+#define _CK_SHA1_PRIV_H_
+
+#include "ckconfig.h"
+
+#if !CRYPTKIT_LIBMD_DIGEST
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef unsigned char BYTE;
+typedef unsigned long LONG;
+
+/* The SHS block size and message digest sizes, in bytes */
+
+#define SHS_BLOCKSIZE 64
+#define SHS_DIGESTSIZE 20
+
+/* The structure for storing SHS info */
+
+typedef struct {
+ LONG digest[ 5 ]; /* Message digest */
+ LONG countLo, countHi; /* 64-bit bit count */
+ LONG data[ 80 ]; /* SHS data buffer */
+ } SHS_INFO;
+
+extern void shsInit(SHS_INFO *shsInfo);
+extern void shsUpdate(SHS_INFO *shsInfo,
+ const BYTE *buffer,
+ int count);
+extern void shsFinal(SHS_INFO *shsInfo);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* !CRYPTKIT_LIBMD_DIGEST */
+
+#endif /* _CK_SHA1_PRIV_H_ */