nss/tst-rfc3484-2.c

   1 #include <stdbool.h>
   2 #include <stdio.h>
   3 #include <ifaddrs.h>
   4 #include <stdint.h>
   5
   6 /* Internal definitions used in the libc code.  */
   7 #define __getservbyname_r getservbyname_r
   8 #define __socket socket
   9 #define __getsockname getsockname
  10 #define __inet_aton inet_aton
  11 #define __gethostbyaddr_r gethostbyaddr_r
  12 #define __gethostbyname2_r gethostbyname2_r
  13 #define __qsort_r qsort_r
  14 #define __stat64 stat64
  15
  16 void
  17 attribute_hidden
  18 __check_pf (bool *p1, bool *p2, struct in6addrinfo **in6ai, size_t *in6ailen)
  19 {
  20   *p1 = *p2 = true;
  21   *in6ai = NULL;
  22   *in6ailen = 0;
  23 }
  24
  25 void
  26 attribute_hidden
  27 __free_in6ai (struct in6addrinfo *ai)
  28 {
  29 }
  30
  31 void
  32 attribute_hidden
  33 __check_native (uint32_t a1_index, int *a1_native,
  34                 uint32_t a2_index, int *a2_native)
  35 {
  36 }
  37
  38 int
  39 attribute_hidden
  40 __idna_to_ascii_lz (const char *input, char **output, int flags)
  41 {
  42   return 0;
  43 }
  44
  45 int
  46 attribute_hidden
  47 __idna_to_unicode_lzlz (const char *input, char **output, int flags)
  48 {
  49   *output = NULL;
  50   return 0;
  51 }
  52
  53 void
  54 attribute_hidden
  55 _res_hconf_init (void)
  56 {
  57 }
  58
  59 #undef  USE_NSCD
  60 #include "getaddrinfo.c"
  61
  62 nss_action_list __nss_hosts_database attribute_hidden;
  63
  64 /* This is the beginning of the real test code.  The above defines
  65    (among other things) the function rfc3484_sort.  */
  66
  67
  68 #if __BYTE_ORDER == __BIG_ENDIAN
  69 # define h(n) n
  70 #else
  71 # define h(n) __bswap_constant_32 (n)
  72 #endif
  73
  74
  75 ssize_t
  76 __getline (char **lineptr, size_t *n, FILE *s)
  77 {
  78   *lineptr = NULL;
  79   *n = 0;
  80   return 0;
  81 }
  82
  83
  84 static int
  85 do_test (void)
  86 {
  87   labels = default_labels;
  88   precedence = default_precedence;
  89   scopes = default_scopes;
  90
  91   struct sockaddr_in so1;
  92   so1.sin_family = AF_INET;
  93   so1.sin_addr.s_addr = h (0xc0a85f19);
  94   /* Clear the rest of the structure to avoid warnings.  */
  95   memset (so1.sin_zero, '\0', sizeof (so1.sin_zero));
  96
  97   struct sockaddr_in sa1;
  98   sa1.sin_family = AF_INET;
  99   sa1.sin_addr.s_addr = h (0xe0a85f19);
 100
 101   struct addrinfo ai1;
 102   ai1.ai_family = AF_INET;
 103   ai1.ai_addr = (struct sockaddr *) &sa1;
 104
 105   struct sockaddr_in6 so2;
 106   so2.sin6_family = AF_INET6;
 107   so2.sin6_addr.s6_addr32[0] = h (0xfec01234);
 108   so2.sin6_addr.s6_addr32[1] = 1;
 109   so2.sin6_addr.s6_addr32[2] = 1;
 110   so2.sin6_addr.s6_addr32[3] = 1;
 111
 112   struct sockaddr_in6 sa2;
 113   sa2.sin6_family = AF_INET6;
 114   sa2.sin6_addr.s6_addr32[0] = h (0x07d10001);
 115   sa2.sin6_addr.s6_addr32[1] = 1;
 116   sa2.sin6_addr.s6_addr32[2] = 1;
 117   sa2.sin6_addr.s6_addr32[3] = 1;
 118
 119   struct addrinfo ai2;
 120   ai2.ai_family = AF_INET6;
 121   ai2.ai_addr = (struct sockaddr *) &sa2;
 122
 123
 124   struct sort_result results[2];
 125   size_t order[2];
 126
 127   results[0].dest_addr = &ai1;
 128   results[0].got_source_addr = true;
 129   results[0].source_addr_len = sizeof (so1);
 130   results[0].source_addr_flags = 0;
 131   results[0].prefixlen = 16;
 132   results[0].index = 0;
 133   memcpy (&results[0].source_addr, &so1, sizeof (so1));
 134   order[0] = 0;
 135
 136   results[1].dest_addr = &ai2;
 137   results[1].got_source_addr = true;
 138   results[1].source_addr_len = sizeof (so2);
 139   results[1].source_addr_flags = 0;
 140   results[1].prefixlen = 16;
 141   results[1].index = 0;
 142   memcpy (&results[1].source_addr, &so2, sizeof (so2));
 143   order[1] = 1;
 144
 145
 146   struct sort_result_combo combo = { .results = results, .nresults = 2 };
 147   qsort_r (order, 2, sizeof (order[0]), rfc3484_sort, &combo);
 148
 149   int result = 0;
 150   if (results[order[0]].dest_addr->ai_family == AF_INET6)
 151     {
 152       puts ("wrong order in first test");
 153       result |= 1;
 154     }
 155
 156
 157   /* And again, this time with the reverse starting order.  */
 158   results[1].dest_addr = &ai1;
 159   results[1].got_source_addr = true;
 160   results[1].source_addr_len = sizeof (so1);
 161   results[1].source_addr_flags = 0;
 162   results[1].prefixlen = 16;
 163   results[1].index = 0;
 164   memcpy (&results[1].source_addr, &so1, sizeof (so1));
 165   order[1] = 1;
 166
 167   results[0].dest_addr = &ai2;
 168   results[0].got_source_addr = true;
 169   results[0].source_addr_len = sizeof (so2);
 170   results[0].source_addr_flags = 0;
 171   results[0].prefixlen = 16;
 172   results[0].index = 0;
 173   memcpy (&results[0].source_addr, &so2, sizeof (so2));
 174   order[0] = 0;
 175
 176
 177   qsort_r (order, 2, sizeof (order[0]), rfc3484_sort, &combo);
 178
 179   if (results[order[0]].dest_addr->ai_family == AF_INET6)
 180     {
 181       puts ("wrong order in second test");
 182       result |= 1;
 183     }
 184
 185   return result;
 186 }
 187
 188 #define TEST_FUNCTION do_test ()
 189 #include "../test-skeleton.c"