C++ (Cpp) nft_chain_validate Examples

Example #1

File: nft_lookup.c Project: Anjali05/linux

static int nft_lookup_validate_setelem(const struct nft_ctx *ctx,
				       struct nft_set *set,
				       const struct nft_set_iter *iter,
				       struct nft_set_elem *elem)
{
	const struct nft_set_ext *ext = nft_set_elem_ext(set, elem->priv);
	struct nft_ctx *pctx = (struct nft_ctx *)ctx;
	const struct nft_data *data;
	int err;

	if (nft_set_ext_exists(ext, NFT_SET_EXT_FLAGS) &&
	    *nft_set_ext_flags(ext) & NFT_SET_ELEM_INTERVAL_END)
		return 0;

	data = nft_set_ext_data(ext);
	switch (data->verdict.code) {
	case NFT_JUMP:
	case NFT_GOTO:
		pctx->level++;
		err = nft_chain_validate(ctx, data->verdict.chain);
		if (err < 0)
			return err;
		pctx->level--;
		break;
	default:
		break;
	}

	return 0;
}

Example #2

File: nft_immediate.c Project: Lyude/linux

static int nft_immediate_validate(const struct nft_ctx *ctx,
				  const struct nft_expr *expr,
				  const struct nft_data **d)
{
	const struct nft_immediate_expr *priv = nft_expr_priv(expr);
	struct nft_ctx *pctx = (struct nft_ctx *)ctx;
	const struct nft_data *data;
	int err;

	if (priv->dreg != NFT_REG_VERDICT)
		return 0;

	data = &priv->data;

	switch (data->verdict.code) {
	case NFT_JUMP:
	case NFT_GOTO:
		pctx->level++;
		err = nft_chain_validate(ctx, data->verdict.chain);
		if (err < 0)
			return err;
		pctx->level--;
		break;
	default:
		break;
	}

	return 0;
}