uac: allow uac_auth* functions call from t_on_branch_failure event route

src/modules/uac/doc/uac_admin.xml

@@ -886,7 +886,7 @@ uac_restore_to();
 			The parameter can be a static integer or a variable holding an integer value.
 			</para>
 			<para>
-			This function can be used from FAILURE_ROUTE.
+			This function can be used from FAILURE_ROUTE and BRANCH_FAILURE_ROUTE event route.
 			</para>
 			<example>
 				<title><function>uac_auth</function> usage</title>
@@ -938,7 +938,7 @@ failure_route[TRUNKAUTH] {
 			The parameter can be a static integer or a variable holding an integer value.
 			</para>
 			<para>
-			This function can be used from FAILURE_ROUTE.
+			This function can be used from FAILURE_ROUTE and BRANCH_FAILURE_ROUTE event route.
 			</para>
 			<example>
 				<title><function>uac_auth_mode</function> usage</title>

src/modules/uac/uac.c

@@ -136,11 +136,14 @@ static cmd_export_t cmds[]={
 	{"uac_replace_to",  (cmd_function)w_replace_to,  1, fixup_spve_spve, 0,
 		REQUEST_ROUTE | BRANCH_ROUTE },
 	{"uac_restore_to",  (cmd_function)w_restore_to,  0, 0, 0, REQUEST_ROUTE },
-	{"uac_auth",	  (cmd_function)w_uac_auth,       0, 0, 0, FAILURE_ROUTE },
+	{"uac_auth",	  (cmd_function)w_uac_auth,       0, 0, 0, 
+		FAILURE_ROUTE | BRANCH_FAILURE_ROUTE |  EVENT_ROUTE },
 	{"uac_auth",      (cmd_function)w_uac_auth_mode,  1,
-			fixup_igp_null, fixup_free_igp_null, FAILURE_ROUTE },
+			fixup_igp_null, fixup_free_igp_null, 
+		FAILURE_ROUTE | BRANCH_FAILURE_ROUTE |  EVENT_ROUTE },
 	{"uac_auth_mode", (cmd_function)w_uac_auth_mode,  1,
-			fixup_igp_null, fixup_free_igp_null, FAILURE_ROUTE },
+			fixup_igp_null, fixup_free_igp_null,
+		FAILURE_ROUTE | BRANCH_FAILURE_ROUTE |  EVENT_ROUTE },
 	{"uac_req_send",  (cmd_function)w_uac_req_send,   0, 0, 0, ANY_ROUTE},
 	{"uac_reg_lookup",  (cmd_function)w_uac_reg_lookup,  2, fixup_spve_pvar,
 		fixup_free_spve_pvar, ANY_ROUTE },