posix/tst-rfc3484.c

   1 #include <stdbool.h>
   2 #include <stdio.h>
   3 #include <ifaddrs.h>
   4
   5 /* Internal definitions used in the libc code.  */
   6 #define __getservbyname_r getservbyname_r
   7 #define __socket socket
   8 #define __getsockname getsockname
   9 #define __inet_aton inet_aton
  10 #define __gethostbyaddr_r gethostbyaddr_r
  11 #define __gethostbyname2_r gethostbyname2_r
  12
  13 void
  14 attribute_hidden
  15 __check_pf (bool *p1, bool *p2, struct in6addrinfo **in6ai, size_t *in6ailen)
  16 {
  17   *p1 = *p2 = true;
  18   *in6ai = NULL;
  19   *in6ailen = 0;
  20 }
  21 int
  22 __idna_to_ascii_lz (const char *input, char **output, int flags)
  23 {
  24   return 0;
  25 }
  26 int
  27 __idna_to_unicode_lzlz (const char *input, char **output, int flags)
  28 {
  29   return 0;
  30 }
  31
  32 #include "../sysdeps/posix/getaddrinfo.c"
  33
  34 service_user *__nss_hosts_database attribute_hidden;
  35
  36
  37 /* This is the beginning of the real test code.  The above defines
  38    (among other things) the function rfc3484_sort.  */
  39
  40
  41 #if __BYTE_ORDER == __BIG_ENDIAN
  42 # define h(n) n
  43 #else
  44 # define h(n) __bswap_constant_32 (n)
  45 #endif
  46
  47 struct sockaddr_in addrs[] =
  48 {
  49   { .sin_family = AF_INET, .sin_addr = { h (0xc0a86d1d) } },
  50   { .sin_family = AF_INET, .sin_addr = { h (0xc0a85d03) } },
  51   { .sin_family = AF_INET, .sin_addr = { h (0xc0a82c3d) } },
  52   { .sin_family = AF_INET, .sin_addr = { h (0xc0a86002) } },
  53   { .sin_family = AF_INET, .sin_addr = { h (0xc0a802f3) } },
  54   { .sin_family = AF_INET, .sin_addr = { h (0xc0a80810) } },
  55   { .sin_family = AF_INET, .sin_addr = { h (0xc0a85e02) } }
  56 };
  57 #define naddrs (sizeof (addrs) / sizeof (addrs[0]))
  58 static struct addrinfo ais[naddrs];
  59 static struct sort_result results[naddrs];
  60
  61 static int expected[naddrs] =
  62   {
  63     6, 1, 0, 3, 2, 4, 5
  64   };
  65
  66
  67 ssize_t
  68 __getline (char **lineptr, size_t *n, FILE *s)
  69 {
  70   *lineptr = NULL;
  71   *n = 0;
  72   return 0;
  73 }
  74
  75
  76 static int
  77 do_test (void)
  78 {
  79   labels = default_labels;
  80   precedence = default_precedence;
  81
  82   struct sockaddr_in so;
  83   so.sin_family = AF_INET;
  84   so.sin_addr.s_addr = h (0xc0a85f19);
  85
  86   for (int i = 0; i < naddrs; ++i)
  87     {
  88       ais[i].ai_family = AF_INET;
  89       ais[i].ai_addr = (struct sockaddr *) &addrs[i];
  90       results[i].dest_addr = &ais[i];
  91       results[i].got_source_addr = true;
  92       memcpy(&results[i].source_addr, &so, sizeof (so));
  93       results[i].source_addr_len = sizeof (so);
  94       results[i].source_addr_flags = 0;
  95     }
  96
  97   qsort (results, naddrs, sizeof (results[0]), rfc3484_sort);
  98
  99   int result = 0;
 100   for (int i = 0; i < naddrs; ++i)
 101     {
 102       struct in_addr addr = ((struct sockaddr_in *) (results[i].dest_addr->ai_addr))->sin_addr;
 103
 104       int here = memcmp (&addr, &addrs[expected[i]].sin_addr,
 105                          sizeof (struct in_addr));
 106       printf ("[%d] = %s: %s\n", i, inet_ntoa (addr), here ? "FAIL" : "OK");
 107       result |= here;
 108     }
 109
 110   return result;
 111 }
 112
 113 #define TEST_FUNCTION do_test ()
 114 #include "../test-skeleton.c"