Add utility function to return IP address as string

4 files changed, 31 insertions, 17 deletions

diff --git a/src/providers/ipa/ipa_common.c b/src/providers/ipa/ipa_common.c
index 7d7f04665..2e54aa9e4 100644
--- a/src/providers/ipa/ipa_common.c
+++ b/src/providers/ipa/ipa_common.c
@@ -574,15 +574,9 @@ static void ipa_resolve_callback(void *private_data, struct fo_server *server)
         return;
     }
 
-    address = talloc_zero_size(service, 128);
+    address = resolv_get_string_address(service, srvaddr);
     if (address == NULL) {
-        DEBUG(1, ("talloc_zero failed.\n"));
-        return;
-    }
-
-    if (inet_ntop(srvaddr->h_addrtype, srvaddr->h_addr_list[0],
-                  address, 128) == NULL) {
-        DEBUG(1, ("inet_ntop failed [%d][%s].\n", errno, strerror(errno)));
+        DEBUG(1, ("resolv_get_string_address failed.\n"));
         return;
     }
 
diff --git a/src/providers/krb5/krb5_common.c b/src/providers/krb5/krb5_common.c
index 434fc7fbc..06c3cbac6 100644
--- a/src/providers/krb5/krb5_common.c
+++ b/src/providers/krb5/krb5_common.c
@@ -384,16 +384,9 @@ static void krb5_resolve_callback(void *private_data, struct fo_server *server)
         return;
     }
 
-    address = talloc_zero_size(krb5_service, 128);
+    address = resolv_get_string_address(krb5_service, srvaddr);
     if (address == NULL) {
-        DEBUG(1, ("talloc_zero failed.\n"));
-        return;
-    }
-
-    if (inet_ntop(srvaddr->h_addrtype, srvaddr->h_addr_list[0],
-                  address, 128) == NULL) {
-        ret = errno;
-        DEBUG(1, ("inet_ntop failed [%d][%s].\n", ret, strerror(ret)));
+        DEBUG(1, ("resolv_get_string_address failed.\n"));
         return;
     }
 
diff --git a/src/resolv/async_resolv.c b/src/resolv/async_resolv.c
index ff53aa441..13232097f 100644
--- a/src/resolv/async_resolv.c
+++ b/src/resolv/async_resolv.c
@@ -648,6 +648,30 @@ resolv_gethostbyname_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx,
     return EOK;
 }
 
+char *
+resolv_get_string_address(TALLOC_CTX *mem_ctx, struct hostent *hostent)
+{
+    char *address;
+
+    if (!hostent) return NULL;
+
+    address = talloc_zero_size(mem_ctx, 128);
+    if (address == NULL) {
+        DEBUG(1, ("talloc_zero failed.\n"));
+        return NULL;
+    }
+
+    errno = 0;
+    if (inet_ntop(hostent->h_addrtype, hostent->h_addr_list[0],
+                  address, 128) == NULL) {
+        DEBUG(1, ("inet_ntop failed [%d][%s].\n", errno, strerror(errno)));
+        talloc_free(address);
+        return NULL;
+    }
+
+    return address;
+}
+
 static void
 ares_gethostbyname_wakeup(struct tevent_req *subreq)
 {
diff --git a/src/resolv/async_resolv.h b/src/resolv/async_resolv.h
index b6a13d7fa..d6cbe1494 100644
--- a/src/resolv/async_resolv.h
+++ b/src/resolv/async_resolv.h
@@ -76,6 +76,9 @@ int resolv_gethostbyname_recv(struct tevent_req *req,
                               int *timeouts,
                               struct hostent **hostent);
 
+char *
+resolv_get_string_address(TALLOC_CTX *mem_ctx, struct hostent *hostent);
+
 /** Get SRV record **/
 struct tevent_req *resolv_getsrv_send(TALLOC_CTX *mem_ctx,
                                       struct tevent_context *ev,