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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /nsprpub/pr/tests/randseed.c | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'nsprpub/pr/tests/randseed.c')
-rw-r--r-- | nsprpub/pr/tests/randseed.c | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/nsprpub/pr/tests/randseed.c b/nsprpub/pr/tests/randseed.c new file mode 100644 index 0000000000..2ca14c7af0 --- /dev/null +++ b/nsprpub/pr/tests/randseed.c @@ -0,0 +1,137 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +/* +** 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 */ + |