diff options
Diffstat (limited to 'contrib/bind9/bin/tools/genrandom.c')
-rw-r--r-- | contrib/bind9/bin/tools/genrandom.c | 137 |
1 files changed, 0 insertions, 137 deletions
diff --git a/contrib/bind9/bin/tools/genrandom.c b/contrib/bind9/bin/tools/genrandom.c deleted file mode 100644 index 0d7eb726d6de..000000000000 --- a/contrib/bind9/bin/tools/genrandom.c +++ /dev/null @@ -1,137 +0,0 @@ -/* - * Copyright (C) 2004, 2005, 2007, 2009, 2010, 2012 Internet Systems Consortium, Inc. ("ISC") - * Copyright (C) 2000-2003 Internet Software Consortium. - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH - * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY - * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, - * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM - * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE - * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -/* $Id: genrandom.c,v 1.7 2010/05/17 23:51:04 tbox Exp $ */ - -/*! \file */ -#include <config.h> - -#include <isc/commandline.h> -#include <isc/print.h> -#include <isc/stdlib.h> -#include <isc/util.h> - -#include <stdio.h> -#include <string.h> - -const char *program = "genrandom"; - -ISC_PLATFORM_NORETURN_PRE static void -usage(void) ISC_PLATFORM_NORETURN_POST; - -static void -usage(void) { - fprintf(stderr, "usage: %s [-n 2..9] k file\n", program); - exit(1); -} - -static void -generate(char *filename, unsigned int bytes) { - FILE *fp; - - fp = fopen(filename, "w"); - if (fp == NULL) { - printf("failed to open %s\n", filename); - exit(1); - } - - while (bytes > 0) { -#ifndef HAVE_ARC4RANDOM - unsigned short int x = (rand() & 0xFFFF); -#else - unsigned short int x = (arc4random() & 0xFFFF); -#endif - unsigned char c = x & 0xFF; - if (putc(c, fp) == EOF) { - printf("error writing to %s\n", filename); - exit(1); - } - c = x >> 8; - if (putc(c, fp) == EOF) { - printf("error writing to %s\n", filename); - exit(1); - } - bytes -= 2; - } - fclose(fp); -} - -int -main(int argc, char **argv) { - unsigned int bytes; - unsigned int k; - char *endp; - int c, i, n = 1; - size_t len; - char *name; - - isc_commandline_errprint = ISC_FALSE; - - while ((c = isc_commandline_parse(argc, argv, "hn:")) != EOF) { - switch (c) { - case 'n': - n = strtol(isc_commandline_argument, &endp, 10); - if ((*endp != 0) || (n <= 1) || (n > 9)) - usage(); - break; - - case '?': - if (isc_commandline_option != '?') - fprintf(stderr, "%s: invalid argument -%c\n", - program, isc_commandline_option); - /* FALLTHROUGH */ - case 'h': - usage(); - - default: - fprintf(stderr, "%s: unhandled option -%c\n", - program, isc_commandline_option); - exit(1); - } - } - - if (isc_commandline_index + 2 != argc) - usage(); - - k = strtoul(argv[isc_commandline_index++], &endp, 10); - if (*endp != 0) - usage(); - bytes = k << 10; - -#ifndef HAVE_ARC4RANDOM - srand(0x12345678); -#endif - if (n == 1) { - generate(argv[isc_commandline_index], bytes); - return (0); - } - - len = strlen(argv[isc_commandline_index]) + 2; - name = (char *) malloc(len); - if (name == NULL) { - perror("malloc"); - exit(1); - } - - for (i = 1; i <= n; i++) { - snprintf(name, len, "%s%d", argv[isc_commandline_index], i); - generate(name, bytes); - } - free(name); - - return (0); -} |