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-rw-r--r--src/parser_bison.y21
1 files changed, 18 insertions, 3 deletions
diff --git a/src/parser_bison.y b/src/parser_bison.y
index 6b58fe77..23e8b275 100644
--- a/src/parser_bison.y
+++ b/src/parser_bison.y
@@ -407,6 +407,10 @@ static void location_update(struct location *loc, struct location *rhs, int n)
%token DUP "dup"
%token FWD "fwd"
+%token NUMGEN "numgen"
+%token INC "inc"
+%token MOD "mod"
+
%token POSITION "position"
%token COMMENT "comment"
@@ -552,8 +556,8 @@ static void location_update(struct location *loc, struct location *rhs, int n)
%type <expr> arp_hdr_expr
%destructor { expr_free($$); } arp_hdr_expr
%type <val> arp_hdr_field
-%type <expr> ip_hdr_expr icmp_hdr_expr
-%destructor { expr_free($$); } ip_hdr_expr icmp_hdr_expr
+%type <expr> ip_hdr_expr icmp_hdr_expr numgen_expr
+%destructor { expr_free($$); } ip_hdr_expr icmp_hdr_expr numgen_expr
%type <val> ip_hdr_field icmp_hdr_field
%type <expr> ip6_hdr_expr icmp6_hdr_expr
%destructor { expr_free($$); } ip6_hdr_expr icmp6_hdr_expr
@@ -582,7 +586,7 @@ static void location_update(struct location *loc, struct location *rhs, int n)
%type <expr> meta_expr
%destructor { expr_free($$); } meta_expr
-%type <val> meta_key meta_key_qualified meta_key_unqualified
+%type <val> meta_key meta_key_qualified meta_key_unqualified numgen_type
%type <expr> ct_expr
%destructor { expr_free($$); } ct_expr
@@ -1967,6 +1971,7 @@ primary_expr : symbol_expr { $$ = $1; }
| exthdr_expr { $$ = $1; }
| meta_expr { $$ = $1; }
| ct_expr { $$ = $1; }
+ | numgen_expr { $$ = $1; }
| '(' basic_expr ')' { $$ = $2; }
;
@@ -2454,6 +2459,16 @@ meta_stmt : META meta_key SET expr
}
;
+numgen_type : INC { $$ = NFT_NG_INCREMENTAL; }
+ | RANDOM { $$ = NFT_NG_RANDOM; }
+ ;
+
+numgen_expr : NUMGEN numgen_type MOD NUM
+ {
+ $$ = numgen_expr_alloc(&@$, $2, $4);
+ }
+ ;
+
ct_expr : CT ct_key
{
$$ = ct_expr_alloc(&@$, $2, -1);