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Diffstat (limited to 'mozilla/nsprpub/pr/tests/randseed.c')
| -rw-r--r-- | mozilla/nsprpub/pr/tests/randseed.c | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/mozilla/nsprpub/pr/tests/randseed.c b/mozilla/nsprpub/pr/tests/randseed.c new file mode 100644 index 0000000..2cda2dc --- /dev/null +++ b/mozilla/nsprpub/pr/tests/randseed.c @@ -0,0 +1,163 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* ***** BEGIN LICENSE BLOCK ***** + * Version: MPL 1.1/GPL 2.0/LGPL 2.1 + * + * The contents of this file are subject to the Mozilla Public License Version + * 1.1 (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License + * for the specific language governing rights and limitations under the + * License. + * + * The Original Code is the Netscape Portable Runtime (NSPR). + * + * The Initial Developer of the Original Code is + * Netscape Communications Corporation. + * Portions created by the Initial Developer are Copyright (C) 1998-2000 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * + * Alternatively, the contents of this file may be used under the terms of + * either the GNU General Public License Version 2 or later (the "GPL"), or + * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), + * in which case the provisions of the GPL or the LGPL are applicable instead + * of those above. If you wish to allow use of your version of this file only + * under the terms of either the GPL or the LGPL, and not to allow others to + * use your version of this file under the terms of the MPL, indicate your + * decision by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL or the LGPL. If you do not delete + * the provisions above, a recipient may use your version of this file under + * the terms of any one of the MPL, the GPL or the LGPL. + * + * ***** END LICENSE BLOCK ***** */ + +/* +** File: rngseed.c +** Description: +** Test NSPR's Random Number Seed generator +** +** Initial test: Just make sure it outputs some data. +** +** ... more? ... check some iterations to ensure it is random (no dupes) +** ... more? ... histogram distribution of random numbers +*/ + +#include "plgetopt.h" +#include "nspr.h" +#include "prrng.h" +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +/* +** Test harness infrastructure +*/ +PRLogModuleInfo *lm; +PRLogModuleLevel msgLevel = PR_LOG_NONE; +PRIntn debug = 0; +PRUint32 failed_already = 0; +/* end Test harness infrastructure */ + +PRIntn optRandCount = 30; +char buf[40]; +PRSize bufSize = sizeof(buf); +PRSize rSize; +PRIntn i; + +/* +** Emit help text for this test +*/ +static void Help( void ) +{ + printf("Template: Help(): display your help message(s) here"); + exit(1); +} /* end Help() */ + +static void PrintRand( void *buf, PRIntn size ) +{ + PRUint32 *rp = buf; + PRIntn i; + + printf("%4.4d--\n", size ); + while (size > 0 ) { + switch( size ) { + case 1 : + printf("%2.2X\n", *(rp++) ); + size -= 4; + break; + case 2 : + printf("%4.4X\n", *(rp++) ); + size -= 4; + break; + case 3 : + printf("%6.6X\n", *(rp++) ); + size -= 4; + break; + default: + while ( size >= 4) { + PRIntn i = 3; + do { + printf("%8.8X ", *(rp++) ); + size -= 4; + } while( i-- ); + i = 3; + printf("\n"); + } + break; + } /* end switch() */ + } /* end while() */ +} /* end PrintRand() */ + + +int main(int argc, char **argv) +{ + { + /* + ** Get command line options + */ + PLOptStatus os; + PLOptState *opt = PL_CreateOptState(argc, argv, "hdv"); + + while (PL_OPT_EOL != (os = PL_GetNextOpt(opt))) + { + if (PL_OPT_BAD == os) continue; + switch (opt->option) + { + case 'd': /* debug */ + debug = 1; + msgLevel = PR_LOG_ERROR; + break; + case 'v': /* verbose mode */ + msgLevel = PR_LOG_DEBUG; + break; + case 'h': /* help message */ + Help(); + break; + default: + break; + } + } + PL_DestroyOptState(opt); + } + + lm = PR_NewLogModule("Test"); /* Initialize logging */ + for ( i = 0; i < optRandCount ; i++ ) { + memset( buf, 0, bufSize ); + rSize = PR_GetRandomNoise( buf, bufSize ); + if (!rSize) { + fprintf(stderr, "Not implemented\n" ); + failed_already = PR_TRUE; + break; + } + if (debug) PrintRand( buf, rSize ); + } + + if (debug) printf("%s\n", (failed_already)? "FAIL" : "PASS"); + return( (failed_already == PR_TRUE )? 1 : 0 ); +} /* main() */ +/* end template.c */ + |