#include <stdbool.h> #include <stdio.h> #include <ifaddrs.h> /* Internal definitions used in the libc code. */ #define __getservbyname_r getservbyname_r #define __socket socket #define __getsockname getsockname #define __inet_aton inet_aton #define __gethostbyaddr_r gethostbyaddr_r #define __gethostbyname2_r gethostbyname2_r void attribute_hidden __check_pf (bool *p1, bool *p2, struct in6addrinfo **in6ai, size_t *in6ailen) { *p1 = *p2 = true; *in6ai = NULL; *in6ailen = 0; } void attribute_hidden __free_in6ai (struct in6addrinfo *ai) { } void attribute_hidden __check_native (uint32_t a1_index, int *a1_native, uint32_t a2_index, int *a2_native) { } int attribute_hidden __idna_to_ascii_lz (const char *input, char **output, int flags) { return 0; } int attribute_hidden __idna_to_unicode_lzlz (const char *input, char **output, int flags) { *output = NULL; return 0; } void attribute_hidden _res_hconf_init (void) { } #undef USE_NSCD #include "../sysdeps/posix/getaddrinfo.c" service_user *__nss_hosts_database attribute_hidden; /* This is the beginning of the real test code. The above defines (among other things) the function rfc3484_sort. */ #if __BYTE_ORDER == __BIG_ENDIAN # define h(n) n #else # define h(n) __bswap_constant_32 (n) #endif ssize_t __getline (char **lineptr, size_t *n, FILE *s) { *lineptr = NULL; *n = 0; return 0; } static int do_test (void) { labels = default_labels; precedence = default_precedence; scopes = default_scopes; struct sockaddr_in so1; so1.sin_family = AF_INET; so1.sin_addr.s_addr = h (0xc0a85f19); /* Clear the rest of the structure to avoid warnings. */ memset (so1.sin_zero, '\0', sizeof (so1.sin_zero)); struct sockaddr_in sa1; sa1.sin_family = AF_INET; sa1.sin_addr.s_addr = h (0xe0a85f19); struct addrinfo ai1; ai1.ai_family = AF_INET; ai1.ai_addr = (struct sockaddr *) &sa1; struct sockaddr_in6 so2; so2.sin6_family = AF_INET6; so2.sin6_addr.s6_addr32[0] = h (0xfec01234); so2.sin6_addr.s6_addr32[1] = 1; so2.sin6_addr.s6_addr32[2] = 1; so2.sin6_addr.s6_addr32[3] = 1; struct sockaddr_in6 sa2; sa2.sin6_family = AF_INET6; sa2.sin6_addr.s6_addr32[0] = h (0x07d10001); sa2.sin6_addr.s6_addr32[1] = 1; sa2.sin6_addr.s6_addr32[2] = 1; sa2.sin6_addr.s6_addr32[3] = 1; struct addrinfo ai2; ai2.ai_family = AF_INET6; ai2.ai_addr = (struct sockaddr *) &sa2; struct sort_result results[2]; size_t order[2]; results[0].dest_addr = &ai1; results[0].got_source_addr = true; results[0].source_addr_len = sizeof (so1); results[0].source_addr_flags = 0; results[0].prefixlen = 16; results[0].index = 0; memcpy (&results[0].source_addr, &so1, sizeof (so1)); order[0] = 0; results[1].dest_addr = &ai2; results[1].got_source_addr = true; results[1].source_addr_len = sizeof (so2); results[1].source_addr_flags = 0; results[1].prefixlen = 16; results[1].index = 0; memcpy (&results[1].source_addr, &so2, sizeof (so2)); order[1] = 1; struct sort_result_combo combo = { .results = results, .nresults = 2 }; qsort_r (order, 2, sizeof (order[0]), rfc3484_sort, &combo); int result = 0; if (results[order[0]].dest_addr->ai_family == AF_INET6) { puts ("wrong order in first test"); result |= 1; } /* And again, this time with the reverse starting order. */ results[1].dest_addr = &ai1; results[1].got_source_addr = true; results[1].source_addr_len = sizeof (so1); results[1].source_addr_flags = 0; results[1].prefixlen = 16; results[1].index = 0; memcpy (&results[1].source_addr, &so1, sizeof (so1)); order[1] = 1; results[0].dest_addr = &ai2; results[0].got_source_addr = true; results[0].source_addr_len = sizeof (so2); results[0].source_addr_flags = 0; results[0].prefixlen = 16; results[0].index = 0; memcpy (&results[0].source_addr, &so2, sizeof (so2)); order[0] = 0; qsort_r (order, 2, sizeof (order[0]), rfc3484_sort, &combo); if (results[order[0]].dest_addr->ai_family == AF_INET6) { puts ("wrong order in second test"); result |= 1; } return result; } #define TEST_FUNCTION do_test () #include "../test-skeleton.c"