contrib/sendmail-8.14/libsm/t-qic.c

   1 /*
   2  * Copyright (c) 2006 Sendmail, Inc. and its suppliers.
   3  *      All rights reserved.
   4  *
   5  * By using this file, you agree to the terms and conditions set
   6  * forth in the LICENSE file which can be found at the top level of
   7  * the sendmail distribution.
   8  */
   9
  10 #include <sm/gen.h>
  11 SM_IDSTR(id, "@(#)$Id: t-qic.c,v 1.9 2006/08/24 21:26:13 ca Exp $")
  12
  13 #include <stdio.h>
  14 #include <sm/sendmail.h>
  15 #include <sm/assert.h>
  16 #include <sm/heap.h>
  17 #include <sm/string.h>
  18 #include <sm/test.h>
  19
  20 extern bool SmTestVerbose;
  21
  22
  23 void
  24 show_diff(s1, s2)
  25         const char *s1;
  26         const char *s2;
  27 {
  28         int i;
  29
  30         for (i = 0; s1[i] != '\0' && s2[i] != '\0'; i++)
  31         {
  32                 if (s1[i] != s2[i])
  33                 {
  34                         fprintf(stderr, "i=%d, s1[]=%u, s2[]=%u\n",
  35                                 i, (unsigned char) s1[i],
  36                                 (unsigned char) s2[i]);
  37                         return;
  38                 }
  39         }
  40         if (s1[i] != s2[i])
  41         {
  42                 fprintf(stderr, "i=%d, s1[]=%u, s2[]=%u\n",
  43                         i, (unsigned char) s1[i], (unsigned char) s2[i]);
  44         }
  45 }
  46
  47 char *quote_unquote __P((char *, char *, int, int));
  48
  49 char *
  50 quote_unquote(in, out, outlen, exp)
  51         char *in;
  52         char *out;
  53         int outlen;
  54         int exp;
  55 {
  56         char *obp, *bp;
  57         char line_back[1024];
  58         char line_in[1024];
  59         int cmp;
  60
  61         sm_strlcpy(line_in, in, sizeof(line_in));
  62         obp = quote_internal_chars(in, out, &outlen);
  63         bp = str2prt(line_in);
  64         dequote_internal_chars(obp, line_back, sizeof(line_back));
  65         cmp = strcmp(line_in, line_back);
  66         SM_TEST(exp == cmp);
  67         if (cmp != exp && !SmTestVerbose)
  68         {
  69                 fprintf(stderr, "in: %s\n", bp);
  70                 bp = str2prt(line_back);
  71                 fprintf(stderr, "out:%s\n", bp);
  72                 fprintf(stderr, "cmp=%d\n", cmp);
  73                 show_diff(in, line_back);
  74         }
  75         if (SmTestVerbose)
  76         {
  77                 fprintf(stderr, "%s -> ", bp);
  78                 bp = str2prt(obp);
  79                 fprintf(stderr, "%s\n", bp);
  80                 fprintf(stderr, "cmp=%d\n", cmp);
  81         }
  82         return obp;
  83 }
  84
  85 struct sm_qic_S
  86 {
  87         char            *qic_in;
  88         char            *qic_out;
  89         int              qic_exp;
  90 };
  91
  92 typedef struct sm_qic_S sm_qic_T;
  93
  94
  95 int
  96 main(argc, argv)
  97         int argc;
  98         char *argv[];
  99 {
 100         char line_in[1024], line[256], line_out[32], *obp;
 101         int i, los, cmp;
 102         sm_qic_T inout[] = {
 103                   { "", "",     0 }
 104                 , { "abcdef", "abcdef", 0 }
 105                 , { "01234567890123456789", "01234567890123456789",     0 }
 106                 , { "01234567890123456789\001", "01234567890123456789\001",
 107                         0 }
 108                 , { "012345\2067890123456789", "012345\377\2067890123456789",
 109                         0 }
 110                 , { "\377", "\377\377", 0 }
 111                 , { "\240", "\240",     0 }
 112                 , { "\220", "\377\220", 0 }
 113                 , { "\240\220", "\240\377\220", 0 }
 114                 , { "\377\377", "\377\377\377\377",     0 }
 115                 , { "\377a\377b", "\377\377a\377\377b", 0 }
 116                 , { "\376a\377b", "\376a\377\377b",     0 }
 117                 , { "\200\201\202\203\204\205\206\207\210\211\212\213\214\215\216\217\220\221\222\223\224\225\226\227\230\231\232\233\234\235\236\237\240",
 118                     "\377\200\377\201\377\202\377\203\377\204\377\205\377\206\377\207\377\210\377\211\377\212\377\213\377\214\377\215\377\216\377\217\377\220\377\221\377\222\377\223\377\224\377\225\377\226\377\227\377\230\377\231\377\232\377\233\377\234\377\235\377\236\377\237\240",
 119                         0 }
 120                 , { NULL, NULL, 0 }
 121         };
 122
 123         sm_test_begin(argc, argv, "test meta quoting");
 124         for (i = 0; i < sizeof(line_out); i++)
 125                 line_out[i] = '\0';
 126         for (i = 0; i < sizeof(line_in); i++)
 127                 line_in[i] = '\0';
 128         for (i = 0; i < sizeof(line_in) / 2; i++)
 129         {
 130                 char ch;
 131
 132                 ch = 0200 + i;
 133                 if ('\0' == ch)
 134                         ch = '0';
 135                 line_in[i] = ch;
 136         }
 137         los = sizeof(line_out) / 2;
 138         obp = quote_unquote(line_in, line_out, los, 0);
 139         if (obp != line_out)
 140                 SM_FREE(obp);
 141
 142         for (i = 0; i < sizeof(line_in); i++)
 143                 line_in[i] = '\0';
 144         for (i = 0; i < sizeof(line_in) / 2; i++)
 145         {
 146                 char ch;
 147
 148                 ch = 0200 + i;
 149                 if ('\0' == ch)
 150                         ch = '0';
 151                 line_in[i] = ch;
 152         }
 153         los = sizeof(line_in);
 154         obp = quote_unquote(line_in, line_in, los, 0);
 155         if (obp != line_in)
 156                 SM_FREE(obp);
 157
 158         for (i = 0; inout[i].qic_in != NULL; i++)
 159         {
 160                 los = sizeof(line_out) / 2;
 161                 obp = quote_unquote(inout[i].qic_in, line_out, los,
 162                                 inout[i].qic_exp);
 163                 cmp = strcmp(inout[i].qic_out, obp);
 164                 SM_TEST(inout[i].qic_exp == cmp);
 165                 if (inout[i].qic_exp != cmp && !SmTestVerbose)
 166                 {
 167                         char *bp;
 168
 169                         bp = str2prt(obp);
 170                         fprintf(stderr, "got: %s\n", bp);
 171                         bp = str2prt(inout[i].qic_out);
 172                         fprintf(stderr, "exp:%s\n", bp);
 173                         fprintf(stderr, "cmp=%d\n", cmp);
 174                         show_diff(inout[i].qic_in, inout[i].qic_out);
 175                 }
 176                 if (obp != line_out)
 177                         SM_FREE(obp);
 178         }
 179
 180         /* use same buffer for in and out */
 181         for (i = 0; inout[i].qic_in != NULL; i++)
 182         {
 183                 bool same;
 184
 185                 same = strcmp(inout[i].qic_in, inout[i].qic_out) == 0;
 186                 los = sm_strlcpy(line, inout[i].qic_in, sizeof(line));
 187                 SM_TEST(los + 1 < sizeof(line));
 188                 ++los;
 189                 obp = quote_unquote(line, line, los, inout[i].qic_exp);
 190                 cmp = strcmp(inout[i].qic_out, obp);
 191                 SM_TEST(inout[i].qic_exp == cmp);
 192                 if (inout[i].qic_exp != cmp && !SmTestVerbose)
 193                 {
 194                         char *bp;
 195
 196                         bp = str2prt(obp);
 197                         fprintf(stderr, "got: %s\n", bp);
 198                         bp = str2prt(inout[i].qic_out);
 199                         fprintf(stderr, "exp:%s\n", bp);
 200                         fprintf(stderr, "cmp=%d\n", cmp);
 201                         show_diff(inout[i].qic_in, inout[i].qic_out);
 202                 }
 203                 if (obp != line)
 204                 {
 205                         SM_TEST(!same);
 206                         if (same)
 207                                 show_diff(obp, inout[i].qic_out);
 208                         SM_FREE(obp);
 209                 }
 210         }
 211
 212         /* use NULL buffer for out */
 213         for (i = 0; inout[i].qic_in != NULL; i++)
 214         {
 215                 los = 0;
 216                 obp = quote_unquote(inout[i].qic_in, NULL, los,
 217                                 inout[i].qic_exp);
 218                 SM_TEST(obp != NULL);
 219                 cmp = strcmp(inout[i].qic_out, obp);
 220                 SM_TEST(inout[i].qic_exp == cmp);
 221                 if (inout[i].qic_exp != cmp && !SmTestVerbose)
 222                 {
 223                         char *bp;
 224
 225                         bp = str2prt(obp);
 226                         fprintf(stderr, "got: %s\n", bp);
 227                         bp = str2prt(inout[i].qic_out);
 228                         fprintf(stderr, "exp:%s\n", bp);
 229                         fprintf(stderr, "cmp=%d\n", cmp);
 230                         show_diff(inout[i].qic_in, inout[i].qic_out);
 231                 }
 232         }
 233
 234         return sm_test_end();
 235 }