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-rw-r--r--trafgen_parser.y9
1 files changed, 9 insertions, 0 deletions
diff --git a/trafgen_parser.y b/trafgen_parser.y
index 9b313d1..7e41bff 100644
--- a/trafgen_parser.y
+++ b/trafgen_parser.y
@@ -76,6 +76,7 @@ enum field_expr_type_t {
FIELD_EXPR_IP4_ADDR,
FIELD_EXPR_IP6_ADDR,
FIELD_EXPR_INC,
+ FIELD_EXPR_RND,
};
struct proto_field_expr {
@@ -429,6 +430,7 @@ static void proto_field_expr_eval(void)
break;
case FIELD_EXPR_INC:
+ case FIELD_EXPR_RND:
if (field_expr.val.func.min
&& field_expr.val.func.min >= field_expr.val.func.max)
panic("dinc(): min(%u) can't be >= max(%u)\n",
@@ -738,6 +740,13 @@ field_expr
field_expr.val.func.min = $3;
field_expr.val.func.max = $5;
field_expr.val.func.inc = $7; }
+ | K_DRND '(' ')' { field_expr.type = FIELD_EXPR_RND;
+ field_expr.val.func.type = PROTO_FIELD_FUNC_RND; }
+ | K_DRND '(' number delimiter number ')'
+ { field_expr.type = FIELD_EXPR_RND;
+ field_expr.val.func.type = PROTO_FIELD_FUNC_RND;
+ field_expr.val.func.min = $3;
+ field_expr.val.func.max = $5; }
;
eth_proto