From 8d8cfe5ad6ca460a5262fb15fdbef3601058c784 Mon Sep 17 00:00:00 2001 From: Florian Westphal Date: Thu, 18 May 2017 13:30:54 +0200 Subject: payload: split ll proto dependency into helper will be re-used in folloup patch for icmp/icmpv6 depenency handling. Signed-off-by: Florian Westphal --- src/payload.c | 29 ++++++++++++++++++----------- 1 file changed, 18 insertions(+), 11 deletions(-) (limited to 'src') diff --git a/src/payload.c b/src/payload.c index 55128fee..31e5a024 100644 --- a/src/payload.c +++ b/src/payload.c @@ -223,22 +223,29 @@ static int payload_add_dependency(struct eval_ctx *ctx, return 0; } +static const struct proto_desc * +payload_get_get_ll_hdr(const struct eval_ctx *ctx) +{ + switch (ctx->pctx.family) { + case NFPROTO_INET: + return &proto_inet; + case NFPROTO_BRIDGE: + return &proto_eth; + case NFPROTO_NETDEV: + return &proto_netdev; + default: + break; + } + + return NULL; +} + static const struct proto_desc * payload_gen_special_dependency(struct eval_ctx *ctx, const struct expr *expr) { switch (expr->payload.base) { case PROTO_BASE_LL_HDR: - switch (ctx->pctx.family) { - case NFPROTO_INET: - return &proto_inet; - case NFPROTO_BRIDGE: - return &proto_eth; - case NFPROTO_NETDEV: - return &proto_netdev; - default: - break; - } - break; + return payload_get_get_ll_hdr(ctx); case PROTO_BASE_TRANSPORT_HDR: if (expr->payload.desc == &proto_icmp) return &proto_ip; -- cgit v1.2.3