1  /* Copyright (c) 1998,2011,2014 Apple Inc.  All Rights Reserved.
 2   *
 3   * NOTICE: USE OF THE MATERIALS ACCOMPANYING THIS NOTICE IS SUBJECT
 4   * TO THE TERMS OF THE SIGNED "FAST ELLIPTIC ENCRYPTION (FEE) REFERENCE
 5   * SOURCE CODE EVALUATION AGREEMENT" BETWEEN APPLE, INC. AND THE
 6   * ORIGINAL LICENSEE THAT OBTAINED THESE MATERIALS FROM APPLE,
 7   * INC.  ANY USE OF THESE MATERIALS NOT PERMITTED BY SUCH AGREEMENT WILL
 8   * EXPOSE YOU TO LIABILITY.
 9   ***************************************************************************
10   *
11   * FeeRandom.h - generic, portable random number generator object
12   *
13   * Revision History
14   * ----------------
15   * 8/25/98		ap
16   *	Fixed previous check-in comment.
17   * 8/24/98		ap
18   *	Added tags around #endif comment.
19   * 23 Aug 96 at NeXT
20   *	Created.
21   */
22  
23  #ifndef _CK_FEERANDOM_H_
24  #define _CK_FEERANDOM_H_
25  
26  #ifdef __cplusplus
27  extern "C" {
28  #endif
29  
30  typedef void *feeRand;
31  
32  feeRand feeRandAllocWithSeed(unsigned seed);
33  feeRand feeRandAlloc(void);
34  
35  void feeRandFree(feeRand frand);
36  
37  unsigned feeRandNextNum(feeRand frand);
38  
39  void feeRandBytes(feeRand frand,
40                    void *bytes,
41                    unsigned numBytes);
42  
43  void feeRandAddEntropy(feeRand frand, unsigned entropy);
44  
45  #ifdef __cplusplus
46  }
47  #endif
48  
49  #endif /* _CK_FEERANDOM_H_ */