From 7663afee1685272777d74b6c6117b71ae06bec95 Mon Sep 17 00:00:00 2001 From: Patrick McHardy Date: Thu, 6 Mar 2014 17:03:19 +0100 Subject: expr: add comparison function for singleton expressions Singed-off-by: Patrick McHardy --- src/exthdr.c | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'src/exthdr.c') diff --git a/src/exthdr.c b/src/exthdr.c index 458f9d62..a619ecce 100644 --- a/src/exthdr.c +++ b/src/exthdr.c @@ -27,6 +27,12 @@ static void exthdr_expr_print(const struct expr *expr) printf("%s %s", expr->exthdr.desc->name, expr->exthdr.tmpl->token); } +static bool exthdr_expr_cmp(const struct expr *e1, const struct expr *e2) +{ + return e1->exthdr.desc == e2->exthdr.desc && + e1->exthdr.tmpl == e2->exthdr.tmpl; +} + static void exthdr_expr_clone(struct expr *new, const struct expr *expr) { new->exthdr.desc = expr->exthdr.desc; @@ -37,6 +43,7 @@ static const struct expr_ops exthdr_expr_ops = { .type = EXPR_EXTHDR, .name = "exthdr", .print = exthdr_expr_print, + .cmp = exthdr_expr_cmp, .clone = exthdr_expr_clone, }; -- cgit v1.2.3