usr/src/common/net/wanboot/crypt/cmn_test.c

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*
  23  * Copyright 2002-2003 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27 #pragma ident   "%Z%%M% %I%     %E% SMI"
  28
  29 /*
  30  * Common functions used by the crypto tests.
  31  */
  32
  33 #include <stdio.h>
  34 #include "cmn_test.h"
  35
  36 /*
  37  * hexascii to integer conversion
  38  */
  39 static int
  40 xstrtoi(char *str, int len) {
  41         int val;
  42         int c;
  43         int i;
  44
  45         val = 0;
  46         for (i = 0, c = *str++; len-- > 0; i++, c = *str++) {
  47                 if (c >= '0' && c <= '9') {
  48                         c -= '0';
  49                 } else if (c >= 'A' && c <= 'F') {
  50                         c = (c - 'A') + 10;
  51                 } else if (c >= 'a' && c <= 'f') {
  52                         c = (c - 'a') + 10;
  53                 } else {
  54                         break;
  55                 }
  56                 val *= 16;
  57                 val += c;
  58         }
  59         return (val);
  60 }
  61
  62 /*
  63  * Accepts a buffer containing a hexascii string and converts
  64  * it to a buffer with the hexascii nibbles converted to integers.
  65  */
  66 void
  67 getxdata(unsigned char *cp, char *field, int len)
  68 {
  69         int i;
  70         int t;
  71
  72         for (i = 0; i < len; i++) {
  73                 t = xstrtoi(field, 2);
  74                 *cp++ = (char)t;
  75                 field += 2;
  76         }
  77 }
  78
  79 /*
  80  * Accepts a buffer of integer nibbles and prints them
  81  * out as a hexascii string.
  82  */
  83 void
  84 putxdata(unsigned char *cp, int len)
  85 {
  86         int i;
  87
  88         for (i = 0; i < len; i++) {
  89                 (void) printf("%02X", *cp++ & 0xff);
  90         }
  91 }