posix/tst-rfc3484.c

   1 #include <stdbool.h>
   2 #include <stdio.h>
   3
   4 /* Internal definitions used in the libc code.  */
   5 #define __getservbyname_r getservbyname_r
   6 #define __socket socket
   7 #define __getsockname getsockname
   8 #define __inet_aton inet_aton
   9 #define __gethostbyaddr_r gethostbyaddr_r
  10 #define __gethostbyname2_r gethostbyname2_r
  11
  12 void
  13 attribute_hidden
  14 __check_pf (bool *p1, bool *p2)
  15 {
  16   *p1 = *p2 = true;
  17 }
  18 int
  19 __idna_to_ascii_lz (const char *input, char **output, int flags)
  20 {
  21   return 0;
  22 }
  23 int
  24 __idna_to_unicode_lzlz (const char *input, char **output, int flags)
  25 {
  26   return 0;
  27 }
  28
  29 #include "../sysdeps/posix/getaddrinfo.c"
  30
  31 service_user *__nss_hosts_database attribute_hidden;
  32
  33
  34 /* This is the beginning of the real test code.  The above defines
  35    (among other things) the function rfc3484_sort.  */
  36
  37
  38 #if __BYTE_ORDER == __BIG_ENDIAN
  39 # define h(n) n
  40 #else
  41 # define h(n) __bswap_constant_32 (n)
  42 #endif
  43
  44 struct sockaddr_in addrs[] =
  45 {
  46   { .sin_family = AF_INET, .sin_addr = { h (0xc0a86d1d) } },
  47   { .sin_family = AF_INET, .sin_addr = { h (0xc0a85d03) } },
  48   { .sin_family = AF_INET, .sin_addr = { h (0xc0a82c3d) } },
  49   { .sin_family = AF_INET, .sin_addr = { h (0xc0a86002) } },
  50   { .sin_family = AF_INET, .sin_addr = { h (0xc0a802f3) } },
  51   { .sin_family = AF_INET, .sin_addr = { h (0xc0a80810) } },
  52   { .sin_family = AF_INET, .sin_addr = { h (0xc0a85e02) } }
  53 };
  54 #define naddrs (sizeof (addrs) / sizeof (addrs[0]))
  55 static struct addrinfo ais[naddrs];
  56 static struct sort_result results[naddrs];
  57
  58 static int expected[naddrs] =
  59   {
  60     6, 1, 0, 3, 2, 4, 5
  61   };
  62
  63
  64 static int
  65 do_test (void)
  66 {
  67   struct sockaddr_in so;
  68   so.sin_family = AF_INET;
  69   so.sin_addr.s_addr = h (0xc0a85f19);
  70
  71   for (int i = 0; i < naddrs; ++i)
  72     {
  73       ais[i].ai_family = AF_INET;
  74       ais[i].ai_addr = (struct sockaddr *) &addrs[i];
  75       results[i].dest_addr = &ais[i];
  76       results[i].got_source_addr = true;
  77       memcpy(&results[i].source_addr, &so, sizeof (so));
  78       results[i].source_addr_len = sizeof (so);
  79     }
  80
  81   qsort (results, naddrs, sizeof (results[0]), rfc3484_sort);
  82
  83   int result = 0;
  84   for (int i = 0; i < naddrs; ++i)
  85     {
  86       struct in_addr addr = ((struct sockaddr_in *) (results[i].dest_addr->ai_addr))->sin_addr;
  87
  88       int here = memcmp (&addr, &addrs[expected[i]].sin_addr,
  89                          sizeof (struct in_addr));
  90       printf ("[%d] = %s: %s\n", i, inet_ntoa (addr), here ? "FAIL" : "OK");
  91       result |= here;
  92     }
  93
  94   return result;
  95 }
  96
  97 #define TEST_FUNCTION do_test ()
  98 #include "../test-skeleton.c"