Security-57031.1.35.tar.gz

[apple/security.git] / Security / libsecurity_cryptkit / lib / feeRandom.h

diff --git a/Security/libsecurity_cryptkit/lib/feeRandom.h b/Security/libsecurity_cryptkit/lib/feeRandom.h
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+/* 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.
+ ***************************************************************************
+ *
+ * FeeRandom.h - generic, portable random number generator object
+ *
+ * Revision History
+ * ----------------
+ * 8/25/98             ap
+ *     Fixed previous check-in comment.
+ * 8/24/98             ap
+ *     Added tags around #endif comment.
+ * 23 Aug 96 at NeXT
+ *     Created.
+ */
+
+#ifndef        _CK_FEERANDOM_H_
+#define _CK_FEERANDOM_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef void *feeRand;
+
+feeRand feeRandAllocWithSeed(unsigned seed);
+feeRand feeRandAlloc(void);
+
+void feeRandFree(feeRand frand);
+
+unsigned feeRandNextNum(feeRand frand);
+
+void feeRandBytes(feeRand frand,
+       unsigned char *bytes,           /* must be alloc'd by caller */
+       unsigned numBytes);
+
+void feeRandAddEntropy(feeRand frand, unsigned entropy);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _CK_FEERANDOM_H_ */