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rndtest.h

rndtest.h 2.3 KB
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  1. /*	$FreeBSD: src/sys/dev/rndtest/rndtest.h,v 1.1 2003/03/11 22:54:44 sam Exp $	*/
    2. 

  2. /*	$OpenBSD$	*/
    3. 

  3. 

  4. /*
    5. 

  5.  * Copyright (c) 2002 Jason L. Wright (jason@thought.net)
    6. 

  6.  * All rights reserved.
    7. 

  7.  *
    8. 

  8.  * Redistribution and use in source and binary forms, with or without
    9. 

  9.  * modification, are permitted provided that the following conditions
    10. 

  10.  * are met:
    11. 

  11.  * 1. Redistributions of source code must retain the above copyright
    12. 

  12.  *    notice, this list of conditions and the following disclaimer.
    13. 

  13.  * 2. Redistributions in binary form must reproduce the above copyright
    14. 

  14.  *    notice, this list of conditions and the following disclaimer in the
    15. 

  15.  *    documentation and/or other materials provided with the distribution.
    16. 

  16.  * 3. All advertising materials mentioning features or use of this software
    17. 

  17.  *    must display the following acknowledgement:
    18. 

  18.  *	This product includes software developed by Jason L. Wright
    19. 

  19.  * 4. The name of the author may not be used to endorse or promote products
    20. 

  20.  *    derived from this software without specific prior written permission.
    21. 

  21.  *
    22. 

  22.  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
    23. 

  23.  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
    24. 

  24.  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
    25. 

  25.  * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
    26. 

  26.  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
    27. 

  27.  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
    28. 

  28.  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
    29. 

  29.  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
    30. 

  30.  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
    31. 

  31.  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
    32. 

  32.  * POSSIBILITY OF SUCH DAMAGE.
    33. 

  33.  */
    34. 

  34. 

  35. 

  36. /* Some of the tests depend on these values */
    37. 

  37. #define	RNDTEST_NBYTES	2500
    38. 

  38. #define	RNDTEST_NBITS	(8 * RNDTEST_NBYTES)
    39. 

  39. 

  40. struct rndtest_state {
    41. 

  41. 	int		rs_discard;	/* discard/accept random data */
    42. 

  42. 	u_int8_t	*rs_buf;
    43. 

  43. };
    44. 

  44. 

  45. struct rndtest_stats {
    46. 

  46. 	u_int32_t	rst_discard;	/* number of bytes discarded */
    47. 

  47. 	u_int32_t	rst_tests;	/* number of test runs */
    48. 

  48. 	u_int32_t	rst_monobit;	/* monobit test failures */
    49. 

  49. 	u_int32_t	rst_runs;	/* 0/1 runs failures */
    50. 

  50. 	u_int32_t	rst_longruns;	/* longruns failures */
    51. 

  51. 	u_int32_t	rst_chi;	/* chi^2 failures */
    52. 

  52. };
    53. 

  53. 

  54. extern int rndtest_buf(unsigned char *buf);
    55.