(isc_dns_resolve_cb): New function.

(isc_resolve_remote): New function.
(isc_gethostname): Removed.

src/libraries/libisc-new/src/isc_socket.c

@@ -61,6 +61,7 @@
 #include "isc.h"
 #include "intern.h"
 #include "isc_addr.h"
+#include "unused.h"
 
 
 
@@ -186,23 +187,17 @@ char *isc_getipnum(union isc_address *ia, char *buf, int len)
 }
 
 
-
-char *isc_gethostname(union isc_address *ia, char *buf, int len)
+void *
+isc_dns_resolve_cb(oop_source *UNUSED(src),
+		   struct timeval UNUSED(tv),
+		   void *user)
 {
-  static char hostname[256];
+  struct isc_scb_internal *session = user;
   struct hostent *hp;
-  
-  if (ia == NULL)
-  {
-    return NULL;
-  }
+  isc_resolve_done_cb *cb;
+
+  union isc_address *ia = session->pub.raddr;
 
-  if (!buf)
-  {
-    buf = hostname;
-    len = sizeof(hostname)-1;
-  }
-  
   hp = CHOOSE_IP4OR6(ia->saddr,
 		     gethostbyaddr((char *) &ia->saddr.sa_in.sin_addr,
 				   sizeof(ia->saddr.sa_in.sin_addr),
@@ -211,13 +206,31 @@ char *isc_gethostname(union isc_address *ia, char *buf, int len)
 				   sizeof(ia->saddr.sa_in6.sin6_addr),
 				   ia->saddr.sa.sa_family));
 
-  if (!hp)
-    return NULL;
-  
-  strncpy(buf, hp->h_name, len);
-  buf[len] = '\0';
-  
-  return buf;
+  cb = session->resolve_callback;
+  session->resolve_callback = NULL;
+
+  if (hp)
+  {
+    s_crea_str(&session->pub.remote, hp->h_name);
+    return cb(&session->pub, isc_resolve_ok, 0);
+  }
+  else
+  {
+    s_crea_str(&session->pub.remote, isc_getipnum(ia, NULL, 0));
+    return cb(&session->pub, isc_resolve_h_errno, h_errno);
+  }
+}
+
+void
+isc_resolve_remote(struct isc_scb *scb,
+		   isc_resolve_done_cb *callback)
+{
+  struct isc_scb_internal *session = (struct isc_scb_internal*)scb;
+  oop_source *source = session->pub.master->event_source;
+
+  session->resolve_callback = callback;
+
+  source->on_time(source, OOP_TIME_NOW, isc_dns_resolve_cb, session);
 }