C++ (Cpp) is_addr_all_mask示例

示例#1

文件： cxgb4_filter.c 项目： ReneNyffenegger/linux

bool is_filter_exact_match(struct adapter *adap,
			   struct ch_filter_specification *fs)
{
	struct tp_params *tp = &adap->params.tp;
	u64 hash_filter_mask = tp->hash_filter_mask;
	u32 mask;

	if (!is_hashfilter(adap))
		return false;

	if (fs->type) {
		if (is_inaddr_any(fs->val.fip, AF_INET6) ||
		    !is_addr_all_mask(fs->mask.fip, AF_INET6))
			return false;

		if (is_inaddr_any(fs->val.lip, AF_INET6) ||
		    !is_addr_all_mask(fs->mask.lip, AF_INET6))
			return false;
	} else {
		if (is_inaddr_any(fs->val.fip, AF_INET) ||
		    !is_addr_all_mask(fs->mask.fip, AF_INET))
			return false;

		if (is_inaddr_any(fs->val.lip, AF_INET) ||
		    !is_addr_all_mask(fs->mask.lip, AF_INET))
			return false;
	}

	if (!fs->val.lport || fs->mask.lport != 0xffff)
		return false;

	if (!fs->val.fport || fs->mask.fport != 0xffff)
		return false;

	if (tp->fcoe_shift >= 0) {
		mask = (hash_filter_mask >> tp->fcoe_shift) & FT_FCOE_W;
		if (mask && !fs->mask.fcoe)
			return false;
	}

示例#2

文件： cxgb4_filter.c 项目： the-snowwhite/linux-socfpga

bool is_filter_exact_match(struct adapter *adap,
			   struct ch_filter_specification *fs)
{
	struct tp_params *tp = &adap->params.tp;
	u64 hash_filter_mask = tp->hash_filter_mask;
	u64 ntuple_mask = 0;

	if (!is_hashfilter(adap))
		return false;

	if (fs->type) {
		if (is_inaddr_any(fs->val.fip, AF_INET6) ||
		    !is_addr_all_mask(fs->mask.fip, AF_INET6))
			return false;

		if (is_inaddr_any(fs->val.lip, AF_INET6) ||
		    !is_addr_all_mask(fs->mask.lip, AF_INET6))
			return false;
	} else {
		if (is_inaddr_any(fs->val.fip, AF_INET) ||
		    !is_addr_all_mask(fs->mask.fip, AF_INET))
			return false;

		if (is_inaddr_any(fs->val.lip, AF_INET) ||
		    !is_addr_all_mask(fs->mask.lip, AF_INET))
			return false;
	}

	if (!fs->val.lport || fs->mask.lport != 0xffff)
		return false;

	if (!fs->val.fport || fs->mask.fport != 0xffff)
		return false;

	/* calculate tuple mask and compare with mask configured in hw */
	if (tp->fcoe_shift >= 0)
		ntuple_mask |= (u64)fs->mask.fcoe << tp->fcoe_shift;

	if (tp->port_shift >= 0)
		ntuple_mask |= (u64)fs->mask.iport << tp->port_shift;

	if (tp->vnic_shift >= 0) {
		if ((adap->params.tp.ingress_config & VNIC_F))
			ntuple_mask |= (u64)fs->mask.pfvf_vld << tp->vnic_shift;
		else
			ntuple_mask |= (u64)fs->mask.ovlan_vld <<
				tp->vnic_shift;
	}

	if (tp->vlan_shift >= 0)
		ntuple_mask |= (u64)fs->mask.ivlan << tp->vlan_shift;

	if (tp->tos_shift >= 0)
		ntuple_mask |= (u64)fs->mask.tos << tp->tos_shift;

	if (tp->protocol_shift >= 0)
		ntuple_mask |= (u64)fs->mask.proto << tp->protocol_shift;

	if (tp->ethertype_shift >= 0)
		ntuple_mask |= (u64)fs->mask.ethtype << tp->ethertype_shift;

	if (tp->macmatch_shift >= 0)
		ntuple_mask |= (u64)fs->mask.macidx << tp->macmatch_shift;

	if (tp->matchtype_shift >= 0)
		ntuple_mask |= (u64)fs->mask.matchtype << tp->matchtype_shift;

	if (tp->frag_shift >= 0)
		ntuple_mask |= (u64)fs->mask.frag << tp->frag_shift;

	if (ntuple_mask != hash_filter_mask)
		return false;

	return true;
}