diff options
| author | Patrick McHardy <kaber@trash.net> | 2014-01-15 07:35:20 +0000 |
|---|---|---|
| committer | Patrick McHardy <kaber@trash.net> | 2014-01-15 11:11:14 +0000 |
| commit | a4da57bde3330aa2d84815e16d8cf238cebf8d70 (patch) | |
| tree | 26396c1eb62d691bebea29dfc5a8353a75524760 /src/parser.y | |
| parent | e71137847f6f1220abfb418590b2a8b1847fc4c6 (diff) | |
meta: don't require "meta" keyword for a subset of meta expressions
Don't require the meta keyword for mark, iif, oif, iifname, oifname,
skuid, skgid, nftrace, rtclassid and secmark.
The protocol and length types still need the meta keyword to avoid
grammar conflicts.
Signed-off-by: Patrick McHardy <kaber@trash.net>
Diffstat (limited to 'src/parser.y')
| -rw-r--r-- | src/parser.y | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/src/parser.y b/src/parser.y index 2e5f6c12..632970b2 100644 --- a/src/parser.y +++ b/src/parser.y @@ -463,7 +463,7 @@ static void location_update(struct location *loc, struct location *rhs, int n) %type <expr> meta_expr %destructor { expr_free($$); } meta_expr -%type <val> meta_key +%type <val> meta_key meta_key_qualified meta_key_unqualified %type <expr> ct_expr %destructor { expr_free($$); } ct_expr @@ -1374,14 +1374,24 @@ meta_expr : META meta_key { $$ = meta_expr_alloc(&@$, $2); } + | meta_key_unqualified + { + $$ = meta_expr_alloc(&@$, $1); + } + ; + +meta_key : meta_key_qualified + | meta_key_unqualified ; -meta_key : LENGTH { $$ = NFT_META_LEN; } +meta_key_qualified : LENGTH { $$ = NFT_META_LEN; } | NFPROTO { $$ = NFT_META_NFPROTO; } | L4PROTO { $$ = NFT_META_L4PROTO; } | PROTOCOL { $$ = NFT_META_PROTOCOL; } | PRIORITY { $$ = NFT_META_PRIORITY; } - | MARK { $$ = NFT_META_MARK; } + ; + +meta_key_unqualified : MARK { $$ = NFT_META_MARK; } | IIF { $$ = NFT_META_IIF; } | IIFNAME { $$ = NFT_META_IIFNAME; } | IIFTYPE { $$ = NFT_META_IIFTYPE; } @@ -1398,6 +1408,10 @@ meta_stmt : META meta_key SET expr { $$ = meta_stmt_alloc(&@$, $2, $4); } + | meta_key_unqualified SET expr + { + $$ = meta_stmt_alloc(&@$, $1, $3); + } ; ct_expr : CT ct_key |