69 lines
1.8 KiB
C
69 lines
1.8 KiB
C
#include "tdns-c.h"
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#include <stdio.h>
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#include <unistd.h>
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#include <sys/socket.h>
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#include <stdlib.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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int main(int argc, char **argv)
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{
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struct TDNSContext* tdns = TDNSMakeContext("");
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if(!tdns) {
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fprintf(stderr, "Unable to initialize tdns\n");
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return EXIT_FAILURE;
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}
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struct TDNSIPAddresses* ips;
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int err = TDNSLookupIPs(tdns, "www.nosuchdomain234234.nl", 1000, 1, 1, &ips);
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if(err) {
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fprintf(stderr, "Error looking up domain name: %s\n", TDNSErrorMessage(err));
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}
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err = TDNSLookupIPs(tdns, "www.dns-oarc.net", 1000, 1, 1, &ips);
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if(err) {
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fprintf(stderr, "Error looking up domain name: %s\n", TDNSErrorMessage(err));
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return EXIT_FAILURE;
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}
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for(int n = 0; ips->addresses[n]; ++n) {
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struct sockaddr_storage* res = ips->addresses[n];
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char ip[INET6_ADDRSTRLEN];
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if(res->ss_family == AF_INET)
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inet_ntop(res->ss_family, &((struct sockaddr_in*)res)->sin_addr, ip, INET6_ADDRSTRLEN);
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else
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inet_ntop(res->ss_family, &((struct sockaddr_in6*)res)->sin6_addr, ip, INET6_ADDRSTRLEN);
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printf("IP address: %s\n", ip);
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}
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freeTDNSIPAddresses(ips);
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struct TDNSMXs* mxs;
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err = TDNSLookupMXs(tdns, "isc.org", 1000, &mxs);
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if(err) {
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fprintf(stderr, "Error looking up domain name: %s\n", TDNSErrorMessage(err));
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return EXIT_FAILURE;
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}
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for(int n = 0; mxs->mxs[n]; ++n) {
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struct TDNSMX* res = mxs->mxs[n];
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printf("MX %d %s\n", res->priority, res->name);
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}
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freeTDNSMXs(mxs);
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struct TDNSTXTs* txts;
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err = TDNSLookupTXTs(tdns, "nl", 1000, &txts);
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if(err) {
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fprintf(stderr, "Error looking up domain name: %s\n", TDNSErrorMessage(err));
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return EXIT_FAILURE;
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}
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for(int n = 0; txts->txts[n]; ++n) {
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struct TDNSTXT* res = txts->txts[n];
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printf("TXT %s\n", res->content);
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}
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freeTDNSTXTs(txts);
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freeTDNSContext(tdns);
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}
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