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#define _DEFAULT_SOURCE | |
#include <ares.h> | |
#include <netdb.h> | |
#include <arpa/inet.h> | |
#include <stdio.h> | |
const unsigned char buf[] = | |
"\x2A\x42\x81\x80\x00\x01\x00\x02\x00\x00\x00\x00\x07\x65\x78\x61" | |
"\x6D\x70\x6C\x65\x03\x6F\x72\x67\x00\x00\xFF\x00\x01\x07\x65\x78" | |
"\x61\x6D\x70\x6C\x65\x03\x6F\x72\x67\x00\x00\x01\x00\x01\xC6\xAE" | |
"\xA1\x55\x00\x04\x01\x02\x03\x04\x07\x65\x78\x61\x6D\x70\x6C\x65" | |
"\x03\x6F\x72\x67\x00\x00\x1C\x00\x01\xC6\xAE\xA1\x55\x00\x10\x00" | |
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x42"; | |
const size_t len = sizeof(buf); | |
int main() | |
{ | |
struct hostent *h; | |
struct ares_addrttl ttls[10]; | |
struct ares_addr6ttl ttls6[10]; | |
int naddr=10; | |
printf("ares A parse: %d\n", ares_parse_a_reply(buf, len, &h, ttls, &naddr)); | |
printf(" addr ttls #%d\n", naddr); | |
printf( " host: %s -> %d\n", h->h_name, h->h_length); | |
for (char **ptr=h->h_addr_list; *ptr!=NULL; ptr++) | |
printf(" + 1 addr\n"); | |
for (int i=0 ;i<naddr; ++i) { | |
printf(" ttls %d: %u %s\n", i, ttls[i].ttl, inet_ntoa(ttls[i].ipaddr)); | |
} | |
naddr=10; | |
printf("ares AAAA parse: %d\n", ares_parse_aaaa_reply(buf, len, &h, ttls6, &naddr)); | |
printf( " host: %s -> %d\n", h->h_name, h->h_length); | |
for (char **ptr=h->h_addr_list; *ptr!=NULL; ptr++) | |
printf(" + 1 addr\n"); | |
for (int i=0 ;i<naddr; ++i) { | |
printf(" ttls %d: %u ", i, ttls6[i].ttl); | |
for (int j=0; j<15; ++j) | |
printf("%02x:", (unsigned)ttls6[i].ip6addr._S6_un._S6_u8[j]); | |
printf("%02x\n", (unsigned)ttls6[i].ip6addr._S6_un._S6_u8[15]); | |
} | |
return 0; | |
} |
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