lib/wind/test-normalize.c

   1 /*
   2  * Copyright (c) 2004 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 #ifdef HAVE_CONFIG_H
  35 #include <config.h>
  36 #endif
  37 #include <stdio.h>
  38 #include <stdlib.h>
  39 #include <string.h>
  40 #include <err.h>
  41
  42 #include <roken.h>
  43
  44 #include "windlocl.h"
  45 #include "normalize_table.h"
  46
  47 static size_t
  48 parse_vector(char *buf, uint32_t *v)
  49 {
  50     char *last;
  51     unsigned ret = 0;
  52     const char *n;
  53     unsigned u;
  54
  55     for(n = strtok_r(buf, " ", &last);
  56         n != NULL;
  57         n = strtok_r(NULL, " ", &last)) {
  58         if (ret >= MAX_LENGTH_CANON) {
  59             errx(1, "increase MAX_LENGTH_CANON");
  60         }
  61         if (sscanf(n, "%x", &u) != 1) {
  62             errx(1, "failed to parse hex: %s", n);
  63         }
  64         v[ret] = u;
  65         ++ret;
  66     }
  67     return ret;
  68 }
  69
  70 static void
  71 dump_vector(const char * msg, uint32_t * v, size_t len)
  72 {
  73     size_t i;
  74
  75     printf("%s: (%d) ", msg, (int)len);
  76     for (i=0; i < len; i++) {
  77         printf("%s%x", (i > 0? " ":""), v[i]);
  78     }
  79     printf("\n");
  80 }
  81
  82 static int
  83 test(char *buf, unsigned lineno)
  84 {
  85     char *last;
  86     char *c;
  87     uint32_t in[MAX_LENGTH_CANON];
  88     size_t in_len;
  89     uint32_t out[MAX_LENGTH_CANON];
  90     size_t out_len;
  91     uint32_t *tmp;
  92     size_t norm_len;
  93     int ret;
  94
  95     c = strtok_r(buf, ";", &last);
  96     if (c == NULL)
  97         return 0;
  98
  99     in_len = parse_vector(c, in);
 100     if (strtok_r(NULL, ";", &last) == NULL)
 101         return 0;
 102     if (strtok_r(NULL, ";", &last) == NULL)
 103         return 0;
 104     c = strtok_r(NULL, ";", &last);
 105     if (c == NULL)
 106         return 0;
 107     out_len = parse_vector(c, out);
 108     if (strtok_r(NULL, ";", &last) == NULL)
 109         return 0;
 110     c = last;
 111
 112     norm_len = MAX_LENGTH_CANON;
 113     tmp = malloc(norm_len * sizeof(uint32_t));
 114     if (tmp == NULL && norm_len != 0)
 115         err(1, "malloc");
 116     ret = _wind_stringprep_normalize(in, in_len, tmp, &norm_len);
 117     if (ret) {
 118         printf("wind_stringprep_normalize %s failed\n", c);
 119         free(tmp);
 120         return 1;
 121     }
 122     if (out_len != norm_len) {
 123         printf("%u: wrong out len (%s)\n", lineno, c);
 124         dump_vector("Expected", out, out_len);
 125         dump_vector("Received", tmp, norm_len);
 126         free(tmp);
 127         return 1;
 128     }
 129     if (memcmp(out, tmp, out_len * sizeof(uint32_t)) != 0) {
 130         printf("%u: wrong out data (%s)\n", lineno, c);
 131         dump_vector("Expected", out, out_len);
 132         dump_vector("Received", tmp, norm_len);
 133         free(tmp);
 134         return 1;
 135     }
 136     free(tmp);
 137     return 0;
 138 }
 139
 140 int
 141 main(int argc, char **argv)
 142 {
 143     FILE *f;
 144     char buf[1024];
 145     char filename[256] = "NormalizationTest.txt";
 146     unsigned failures = 0;
 147     unsigned lineno = 0;
 148
 149     if (argc > 2)
 150         errx(1, "usage: %s [file]", argv[0]);
 151     else if (argc == 2)
 152         strlcpy(filename, argv[1], sizeof(filename));
 153
 154     f = fopen(filename, "r");
 155     if (f == NULL) {
 156         const char *srcdir = getenv("srcdir");
 157         if (srcdir != NULL) {
 158             char longname[256];
 159             snprintf(longname, sizeof(longname), "%s/%s", srcdir, filename);
 160             f = fopen(longname, "r");
 161         }
 162         if (f == NULL)
 163             err(1, "open %s", filename);
 164     }
 165     while (fgets(buf, sizeof(buf), f) != NULL) {
 166         lineno++;
 167         if (buf[0] == '#')
 168             continue;
 169         if (buf[0] == '@') {
 170             continue;
 171         }
 172         failures += test(buf, lineno);
 173     }
 174     fclose(f);
 175     return failures != 0;
 176 }