-char *sockaddr2hostname(sockaddr_t *sa)
-{
- char *str;
- char address[NI_MAXHOST] = "unknown";
- char port[NI_MAXSERV] = "unknown";
- int err;
-cp
- if((err = getnameinfo(&sa->sa, SALEN(sa->sa), address, sizeof(address), port, sizeof(port), hostnames?0:(NI_NUMERICHOST|NI_NUMERICSERV))))
- {
- syslog(LOG_ERR, _("Error while looking up hostname: %s"), gai_strerror(err));
- }
-
- asprintf(&str, _("%s port %s"), address, port);
-cp
- return str;
+void sockaddr2str(const sockaddr_t *sa, char **addrstr, char **portstr) {
+ char address[NI_MAXHOST];
+ char port[NI_MAXSERV];
+ char *scopeid;
+ int err;
+
+ if(sa->sa.sa_family == AF_UNSPEC) {
+ if(addrstr) {
+ *addrstr = xstrdup("unspec");
+ }
+
+ if(portstr) {
+ *portstr = xstrdup("unspec");
+ }
+
+ return;
+ } else if(sa->sa.sa_family == AF_UNKNOWN) {
+ if(addrstr) {
+ *addrstr = xstrdup(sa->unknown.address);
+ }
+
+ if(portstr) {
+ *portstr = xstrdup(sa->unknown.port);
+ }
+
+ return;
+ }
+
+ err = getnameinfo(&sa->sa, SALEN(sa->sa), address, sizeof(address), port, sizeof(port), NI_NUMERICHOST | NI_NUMERICSERV);
+
+ if(err) {
+ logger(DEBUG_ALWAYS, LOG_ERR, "Error while translating addresses: %s", err == EAI_SYSTEM ? strerror(errno) : gai_strerror(err));
+ abort();
+ }
+
+ scopeid = strchr(address, '%');
+
+ if(scopeid) {
+ *scopeid = '\0'; /* Descope. */
+ }
+
+ if(addrstr) {
+ *addrstr = xstrdup(address);
+ }
+
+ if(portstr) {
+ *portstr = xstrdup(port);
+ }