inet/tst-checks.c

   1 #include <stdio.h>
   2 #include <string.h>
   3 #include <netinet/in.h>
   4
   5
   6 static int
   7 do_test (void)
   8 {
   9   int result = 0;
  10   char buf[16];
  11   memset (buf, '\0', 16);
  12
  13   if (! IN6_IS_ADDR_UNSPECIFIED (buf))
  14     {
  15       puts ("positive IN6_IS_ADDR_UNSPECIFIED failed");
  16       result = 1;
  17     }
  18   for (size_t i = 0; i < 16; ++i)
  19     {
  20       buf[i] = 1;
  21       if (IN6_IS_ADDR_UNSPECIFIED (buf))
  22         {
  23           printf ("negative IN6_IS_ADDR_UNSPECIFIED with byte %zu failed\n",
  24                   i);
  25           result = 1;
  26         }
  27       buf[i] = 0;
  28     }
  29
  30   if (IN6_IS_ADDR_LOOPBACK (buf))
  31     {
  32       puts ("negative IN6_IS_ADDR_UNSPECIFIED failed");
  33       result = 1;
  34     }
  35   buf[15] = 1;
  36   if (! IN6_IS_ADDR_LOOPBACK (buf))
  37     {
  38       puts ("positive IN6_IS_ADDR_UNSPECIFIED failed");
  39       result = 1;
  40     }
  41   buf[15] = 0;
  42
  43   buf[0] = 0xfe;
  44   buf[1] = 0x80;
  45   if (! IN6_IS_ADDR_LINKLOCAL (buf))
  46     {
  47       puts ("positive IN6_IS_ADDR_LINKLOCAL failed");
  48       result = 1;
  49     }
  50   for (size_t i = 1; i < 16; ++i)
  51     {
  52       buf[i] ^= 1;
  53       if (! IN6_IS_ADDR_LINKLOCAL (buf))
  54         {
  55           printf ("positive IN6_IS_ADDR_LINKLOCAL byte %zu failed\n", i);
  56           result = 1;
  57         }
  58       buf[i] ^= 1;
  59     }
  60   buf[0] = 0xff;
  61   buf[1] = 0x80;
  62   if (IN6_IS_ADDR_LINKLOCAL (buf))
  63     {
  64       puts ("negative IN6_IS_ADDR_LINKLOCAL failed");
  65       result = 1;
  66     }
  67   buf[0] = 0xfe;
  68   buf[1] = 0xc0;
  69   if (IN6_IS_ADDR_LINKLOCAL (buf))
  70     {
  71       puts ("negative IN6_IS_ADDR_LINKLOCAL #2 failed");
  72       result = 1;
  73     }
  74
  75   buf[0] = 0xfe;
  76   buf[1] = 0xc0;
  77   if (! IN6_IS_ADDR_SITELOCAL (buf))
  78     {
  79       puts ("positive IN6_IS_ADDR_SITELOCAL failed");
  80       result = 1;
  81     }
  82   for (size_t i = 1; i < 16; ++i)
  83     {
  84       buf[i] ^= 1;
  85       if (! IN6_IS_ADDR_SITELOCAL (buf))
  86         {
  87           printf ("positive IN6_IS_ADDR_SITELOCAL byte %zu failed\n", i);
  88           result = 1;
  89         }
  90       buf[i] ^= 1;
  91     }
  92   buf[0] = 0xff;
  93   buf[1] = 0x80;
  94   if (IN6_IS_ADDR_SITELOCAL (buf))
  95     {
  96       puts ("negative IN6_IS_ADDR_SITELOCAL failed");
  97       result = 1;
  98     }
  99   buf[0] = 0xf8;
 100   buf[1] = 0xc0;
 101   if (IN6_IS_ADDR_SITELOCAL (buf))
 102     {
 103       puts ("negative IN6_IS_ADDR_SITELOCAL #2 failed");
 104       result = 1;
 105     }
 106
 107   memset (buf, '\0', 16);
 108   buf[10] = 0xff;
 109   buf[11] = 0xff;
 110   if (! IN6_IS_ADDR_V4MAPPED (buf))
 111     {
 112       puts ("positive IN6_IS_ADDR_V4MAPPED failed");
 113       result = 1;
 114     }
 115   for (size_t i = 12; i < 16; ++i)
 116     {
 117       buf[i] ^= 1;
 118       if (! IN6_IS_ADDR_V4MAPPED (buf))
 119         {
 120           printf ("positive IN6_IS_ADDR_V4MAPPED byte %zu failed\n", i);
 121           result = 1;
 122         }
 123       buf[i] ^= 1;
 124     }
 125   for (size_t i = 0; i < 12; ++i)
 126     {
 127       buf[i] ^= 1;
 128       if (IN6_IS_ADDR_V4MAPPED (buf))
 129         {
 130           printf ("negative IN6_IS_ADDR_V4MAPPED byte %zu failed\n", i);
 131           result = 1;
 132         }
 133       buf[i] ^= 1;
 134     }
 135
 136   memset (buf, '\0', 16);
 137   for (size_t i = 12; i < 16; ++i)
 138     {
 139       buf[i] ^= 2;
 140       if (! IN6_IS_ADDR_V4COMPAT (buf))
 141         {
 142           printf ("positive IN6_IS_ADDR_V4COMPAT byte %zu failed\n", i);
 143           result = 1;
 144         }
 145       buf[i] ^= 2;
 146     }
 147   for (size_t i = 0; i < 12; ++i)
 148     {
 149       buf[i] ^= 1;
 150       if (IN6_IS_ADDR_V4COMPAT (buf))
 151         {
 152           printf ("negative IN6_IS_ADDR_V4COMPAT byte %zu failed\n", i);
 153           result = 1;
 154         }
 155       buf[i] ^= 1;
 156     }
 157   if (IN6_IS_ADDR_V4COMPAT (buf))
 158     {
 159       puts ("negative IN6_IS_ADDR_V4COMPAT #2 failed");
 160       result = 1;
 161     }
 162   buf[15] = 1;
 163   if (IN6_IS_ADDR_V4COMPAT (buf))
 164     {
 165       puts ("negative IN6_IS_ADDR_V4COMPAT #3 failed");
 166       result = 1;
 167     }
 168
 169   return result;
 170 }
 171
 172 #include <support/test-driver.c>