1 files changed, 64 insertions, 0 deletions
diff --git a/source3/winbindd/winbindd_misc.c b/source3/winbindd/winbindd_misc.c
index 987926e398..5513e1790b 100644
--- a/source3/winbindd/winbindd_misc.c
+++ b/source3/winbindd/winbindd_misc.c
@@ -289,6 +289,70 @@ enum winbindd_result winbindd_dual_getdcname(struct winbindd_domain *domain,
 	return WINBINDD_OK;
 }
 
+static struct winbindd_child static_locator_child;
+
+void init_locator_child(void)
+{
+	setup_domain_child(NULL, &static_locator_child, "locator");
+}
+
+struct winbindd_child *locator_child(void)
+{
+	return &static_locator_child;
+}
+
+void winbindd_dsgetdcname(struct winbindd_cli_state *state)
+{
+	state->request.domain_name
+		[sizeof(state->request.domain_name)-1] = '\0';
+
+	DEBUG(3, ("[%5lu]: DsGetDcName for %s\n", (unsigned long)state->pid,
+		  state->request.domain_name));
+
+	sendto_child(state, locator_child());
+}
+
+enum winbindd_result winbindd_dual_dsgetdcname(struct winbindd_domain *domain,
+					       struct winbindd_cli_state *state)
+{
+	NTSTATUS result;
+	struct DS_DOMAIN_CONTROLLER_INFO *info = NULL;
+	const char *dc = NULL;
+
+	state->request.domain_name
+		[sizeof(state->request.domain_name)-1] = '\0';
+
+	DEBUG(3, ("[%5lu]: DsGetDcName for %s\n", (unsigned long)state->pid,
+		  state->request.domain_name));
+
+	result = DsGetDcName(state->mem_ctx, NULL, state->request.domain_name,
+			     NULL, NULL, state->request.flags, &info);
+
+	if (!NT_STATUS_IS_OK(result)) {
+		return WINBINDD_ERROR;
+	}
+
+	if (info->domain_controller_address) {
+		dc = info->domain_controller_address;
+		if ((dc[0] == '\\') && (dc[1] == '\\')) {
+			dc += 2;
+		}
+	}
+
+	if ((!dc || !is_ipaddress(dc)) && info->domain_controller_name) {
+		dc = info->domain_controller_name;
+	}
+
+	if (!dc || !*dc) {
+		return WINBINDD_ERROR;
+	}
+
+	fstrcpy(state->response.data.dc_name, dc);
+
+	return WINBINDD_OK;
+}
+
+
 struct sequence_state {
 	TALLOC_CTX *mem_ctx;
 	struct winbindd_cli_state *cli_state;