lib/roken/hex-test.c

   1 /*
   2  * Copyright (c) 1999 - 2001, 2005 Kungliga Tekniska Högskolan
   3  * (Royal Institute of Technology, Stockholm, Sweden).
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  *
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  *
  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  * 3. Neither the name of the Institute nor the names of its contributors
  18  *    may be used to endorse or promote products derived from this software
  19  *    without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
  25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  */
  33
  34 #include <config.h>
  35
  36 #include "roken.h"
  37 #include <hex.h>
  38
  39 int
  40 main(int argc, char **argv)
  41 {
  42     int numerr = 0;
  43     int numtest = 1;
  44     struct test {
  45         void *data;
  46         size_t len;
  47         const char *result;
  48     } *t, tests[] = {
  49         { "", 0 , "" },
  50         { "a", 1, "61" },
  51         { "ab", 2, "6162" },
  52         { "abc", 3, "616263" },
  53         { "abcd", 4, "61626364" },
  54         { "abcde", 5, "6162636465" },
  55         { "abcdef", 6, "616263646566" },
  56         { "abcdefg", 7, "61626364656667" },
  57         { "=", 1, "3D" },
  58         { NULL }
  59     };
  60     for(t = tests; t->data; t++) {
  61         char *str;
  62         int len;
  63         len = hex_encode(t->data, t->len, &str);
  64         if(strcmp(str, t->result) != 0) {
  65             fprintf(stderr, "failed test %d: %s != %s\n", numtest,
  66                     str, t->result);
  67             numerr++;
  68         }
  69         free(str);
  70         str = strdup(t->result);
  71         len = strlen(str);
  72         len = hex_decode(t->result, str, len);
  73         if(len != t->len) {
  74             fprintf(stderr, "failed test %d: len %lu != %lu\n", numtest,
  75                     (unsigned long)len, (unsigned long)t->len);
  76             numerr++;
  77         } else if(memcmp(str, t->data, t->len) != 0) {
  78             fprintf(stderr, "failed test %d: data\n", numtest);
  79             numerr++;
  80         }
  81         free(str);
  82         numtest++;
  83     }
  84
  85     {
  86         unsigned char buf[2] = { 0, 0xff } ;
  87         int len;
  88
  89         len = hex_decode("A", buf, 1);
  90         if (len != 1) {
  91             fprintf(stderr, "len != 1");
  92             numerr++;
  93         }
  94         if (buf[0] != 10) {
  95             fprintf(stderr, "buf != 10");
  96             numerr++;
  97         }
  98         if (buf[1] != 0xff) {
  99             fprintf(stderr, "buf != 0xff");
 100             numerr++;
 101         }
 102
 103     }
 104
 105     return numerr;
 106 }