Enforce Bridge Domain ID range to match 24-bit VNI range

[vpp.git] / src / vlibapi / api_helper_macros.h

diff --git a/src/vlibapi/api_helper_macros.h b/src/vlibapi/api_helper_macros.h
index a492c3f..2e29d4d 100644 (file)
--- a/src/vlibapi/api_helper_macros.h
+++ b/src/vlibapi/api_helper_macros.h
@@ -155,6 +155,20 @@ bad_tx_sw_if_index:                                \
     ;                                           \
 } while (0);
 
+#define VALIDATE_BD_ID(mp)                     \
+ do { u32 __rx_bd_id = ntohl(mp->bd_id);       \
+    if (__rx_bd_id > L2_BD_ID_MAX) {           \
+        rv = VNET_API_ERROR_BD_ID_EXCEED_MAX;  \
+        goto bad_bd_id;                                \
+    }                                          \
+} while(0);
+
+#define BAD_BD_ID_LABEL                                \
+do {                                            \
+bad_bd_id:                                     \
+    ;                                           \
+} while (0);
+
 #define pub_sub_handler(lca,UCA)                                        \
 static void vl_api_want_##lca##_t_handler (                             \
     vl_api_want_##lca##_t *mp)                                          \