usr.bin/moduli/qsieve/qfile.c

   1 /* $NetBSD$ */
   2
   3 /*-
   4  * Copyright 1994 Phil Karn <karn@qualcomm.com>
   5  * Copyright 1996-1998, 2003 William Allen Simpson <wsimpson@greendragon.com>
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  */
  28
  29 /*
  30  * File I/O for qsafe and qsieve.
  31  *
  32  * 1996 May     William Allen Simpson extracted from earlier code by Phil Karn,
  33  * April 1994. save large primes list for later processing. 1998 May
  34  * William Allen Simpson parameterized. 2003 Jun     William Allen Simpson
  35  * move common file i/o to own file for better documentation.
  36  */
  37
  38 #include <stdio.h>
  39 #include <stdlib.h>
  40 #include <time.h>
  41 #include <openssl/bn.h>
  42 #include "qfile.h"
  43
  44 /*
  45  * print moduli out in consistent form,
  46  * normalizing error returns to printf-like expectations.
  47  */
  48 int
  49 qfileout(FILE * ofile, uint32_t otype, uint32_t otests, uint32_t otries,
  50          uint32_t osize, uint32_t ogenerator, BIGNUM * omodulus)
  51 {
  52         struct tm      *gtm;
  53         time_t          time_now;
  54
  55         time(&time_now);
  56         gtm = gmtime(&time_now);
  57
  58         if (0 > fprintf(ofile,
  59                         "%04d%02d%02d%02d%02d%02d %u %u %u %u %x ",
  60                         gtm->tm_year + 1900,
  61                         gtm->tm_mon + 1,
  62                         gtm->tm_mday,
  63                         gtm->tm_hour,
  64                         gtm->tm_min,
  65                         gtm->tm_sec,
  66                         otype,
  67                         otests,
  68                         otries,
  69                         osize,
  70                         ogenerator)) {
  71
  72                 return (-1);
  73         }
  74
  75         if (1 > BN_print_fp(ofile, omodulus)) {
  76                 return (-1);
  77         }
  78
  79         return (fprintf(ofile, "\n"));
  80 }