OXIESEC PANEL

Name	Size	Modified	Perms
📁 ..	-	05/09/2024 07:14:15 AM	rwxr-xr-x
📄 6lowpan.h	10.03 KB	01/28/2018 09:20:33 PM	rw-r--r--
📁 9p	-	05/09/2024 07:14:16 AM	rwxr-xr-x
📄 Space.h	1.15 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 act_api.h	6.38 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 addrconf.h	12.63 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 af_ieee802154.h	1.55 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 af_rxrpc.h	2.79 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 af_unix.h	2.22 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 af_vsock.h	7.21 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 ah.h	382 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 arp.h	2 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 atmclip.h	1.48 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 ax25.h	15.02 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 ax88796.h	998 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📁 bluetooth	-	05/09/2024 07:14:16 AM	rwxr-xr-x
📄 bond_3ad.h	9.79 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 bond_alb.h	6.6 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 bond_options.h	3.92 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 bonding.h	19.1 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 busy_poll.h	3.81 KB	06/16/2023 05:32:39 PM	rw-r--r--
📁 caif	-	05/09/2024 07:14:16 AM	rwxr-xr-x
📄 calipso.h	2.15 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cfg80211-wext.h	1.95 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cfg80211.h	221.24 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 cfg802154.h	10.89 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 checksum.h	4.76 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 cipso_ipv4.h	8.2 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cls_cgroup.h	2.15 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 codel.h	5.65 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 codel_impl.h	7.98 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 codel_qdisc.h	2.9 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 compat.h	2.11 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 datalink.h	619 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 dcbevent.h	1.26 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 dcbnl.h	4.2 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 devlink.h	13.25 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 dn.h	6.88 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 dn_dev.h	5.36 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 dn_fib.h	3.98 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 dn_neigh.h	968 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 dn_nsp.h	5.83 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 dn_route.h	4.36 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 dsa.h	13.94 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 dsfield.h	1.11 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 dst.h	13.48 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 dst_cache.h	2.53 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 dst_metadata.h	5.39 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 dst_ops.h	2 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 erspan.h	2.11 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 esp.h	877 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 ethoc.h	538 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 fib_notifier.h	1.29 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 fib_rules.h	4.18 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 firewire.h	636 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 flow.h	6.16 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 flow_dissector.h	7.55 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 fou.h	549 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 fq.h	2.67 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 fq_impl.h	6.9 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 garp.h	2.62 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 gen_stats.h	2.34 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 genetlink.h	11.3 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 geneve.h	1.67 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 gre.h	2.99 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 gro_cells.h	443 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 gtp.h	633 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 gue.h	3.23 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 hwbm.h	937 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 icmp.h	2.01 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 ieee80211_radiotap.h	6.63 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 ieee802154_netdev.h	10.24 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 if_inet6.h	6.13 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 ife.h	1.06 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 ila.h	498 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 inet6_connection_sock.h	976 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 inet6_hashtables.h	3.7 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 inet_common.h	1.89 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 inet_connection_sock.h	10.48 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 inet_ecn.h	6.02 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 inet_frag.h	4.51 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 inet_hashtables.h	12.91 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 inet_sock.h	8.25 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 inet_timewait_sock.h	3.82 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 inetpeer.h	3.29 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 ip.h	18.51 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 ip6_checksum.h	2.89 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 ip6_fib.h	10.04 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 ip6_route.h	7.63 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 ip6_tunnel.h	4.72 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 ip_fib.h	10.72 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 ip_tunnels.h	13.61 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 ip_vs.h	46.78 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 ipcomp.h	659 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 ipconfig.h	811 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 ipv6.h	29.97 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 ipv6_frag.h	2.54 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 ipx.h	4.4 KB	01/28/2018 09:20:33 PM	rw-r--r--
📁 iucv	-	05/09/2024 07:14:16 AM	rwxr-xr-x
📄 iw_handler.h	20.91 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 kcm.h	4.96 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 l3mdev.h	5.86 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 lapb.h	4.75 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 lib80211.h	3.92 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 llc.h	4.41 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 llc_c_ac.h	9.31 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 llc_c_ev.h	10.68 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 llc_c_st.h	1.72 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 llc_conn.h	4.06 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 llc_if.h	2.16 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 llc_pdu.h	14.44 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 llc_s_ac.h	1.55 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 llc_s_ev.h	2.2 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 llc_s_st.h	947 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 llc_sap.h	1.08 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 lwtunnel.h	5.84 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 mac80211.h	230.36 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 mac802154.h	15.27 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 mip6.h	1.58 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 mld.h	2.8 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 mpls.h	932 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 mpls_iptunnel.h	827 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 mrp.h	3.05 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 ncsi.h	1.92 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 ndisc.h	13.77 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 neighbour.h	15.06 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 net_namespace.h	10.08 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 net_ratelimit.h	220 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 netevent.h	910 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📁 netfilter	-	05/09/2024 07:14:16 AM	rwxr-xr-x
📄 netlabel.h	20.74 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 netlink.h	40.39 KB	01/28/2018 09:20:33 PM	rw-r--r--
📁 netns	-	05/09/2024 07:14:16 AM	rwxr-xr-x
📄 netprio_cgroup.h	1.24 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 netrom.h	7.68 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 nexthop.h	865 bytes	06/16/2023 05:32:39 PM	rw-r--r--
📁 nfc	-	05/09/2024 07:14:16 AM	rwxr-xr-x
📄 nl802154.h	12.09 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 nsh.h	12.31 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 p8022.h	447 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📁 phonet	-	05/09/2024 07:14:16 AM	rwxr-xr-x
📄 ping.h	3.45 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 pkt_cls.h	17.34 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 pkt_sched.h	4.05 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 pptp.h	557 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 protocol.h	3.89 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 psample.h	860 bytes	06/16/2023 05:32:39 PM	rw-r--r--
📄 psnap.h	351 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 raw.h	2.07 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 rawv6.h	854 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 red.h	10.45 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 regulatory.h	10.12 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 request_sock.h	6.46 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 rose.h	7.62 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 route.h	10.02 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 rtnetlink.h	6.13 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 sch_generic.h	23.3 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 scm.h	3.5 KB	01/28/2018 09:20:33 PM	rw-r--r--
📁 sctp	-	05/09/2024 07:14:16 AM	rwxr-xr-x
📄 secure_seq.h	855 bytes	06/16/2023 05:32:39 PM	rw-r--r--
📄 seg6.h	1.66 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 seg6_hmac.h	1.65 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 slhc_vj.h	6.67 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 smc.h	440 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 snmp.h	5.23 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 sock.h	70.05 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 sock_reuseport.h	863 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 stp.h	383 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 strparser.h	3.75 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 switchdev.h	6.52 KB	01/28/2018 09:20:33 PM	rw-r--r--
📁 tc_act	-	05/09/2024 07:14:16 AM	rwxr-xr-x
📄 tcp.h	62.88 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 tcp_states.h	1.26 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 timewait_sock.h	1.11 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 tipc.h	2.34 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 tls.h	7.12 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 transp_v6.h	2.08 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 tso.h	515 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 tun_proto.h	988 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 udp.h	12.87 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 udp_tunnel.h	5.12 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 udplite.h	3.83 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 vsock_addr.h	1.05 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 vxlan.h	10.43 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 wext.h	1.51 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 wimax.h	19.97 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 x25.h	9.43 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 x25device.h	387 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 xfrm.h	53.72 KB	06/16/2023 05:32:39 PM	rw-r--r--

Editing: codel_impl.h

#ifndef __NET_SCHED_CODEL_IMPL_H
#define __NET_SCHED_CODEL_IMPL_H

/*
 * Codel - The Controlled-Delay Active Queue Management algorithm
 *
 *  Copyright (C) 2011-2012 Kathleen Nichols <nichols@pollere.com>
 *  Copyright (C) 2011-2012 Van Jacobson <van@pollere.net>
 *  Copyright (C) 2012 Michael D. Taht <dave.taht@bufferbloat.net>
 *  Copyright (C) 2012,2015 Eric Dumazet <edumazet@google.com>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions, and the following disclaimer,
 *    without modification.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. The names of the authors may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * Alternatively, provided that this notice is retained in full, this
 * software may be distributed under the terms of the GNU General
 * Public License ("GPL") version 2, in which case the provisions of the
 * GPL apply INSTEAD OF those given above.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
 * DAMAGE.
 *
 */

/* Controlling Queue Delay (CoDel) algorithm
 * =========================================
 * Source : Kathleen Nichols and Van Jacobson
 * http://queue.acm.org/detail.cfm?id=2209336
 *
 * Implemented on linux by Dave Taht and Eric Dumazet
 */

static void codel_params_init(struct codel_params *params)
{
	params->interval = MS2TIME(100);
	params->target = MS2TIME(5);
	params->ce_threshold = CODEL_DISABLED_THRESHOLD;
	params->ecn = false;
}

static void codel_vars_init(struct codel_vars *vars)
{
	memset(vars, 0, sizeof(*vars));
}

static void codel_stats_init(struct codel_stats *stats)
{
	stats->maxpacket = 0;
}

/*
 * http://en.wikipedia.org/wiki/Methods_of_computing_square_roots#Iterative_methods_for_reciprocal_square_roots
 * new_invsqrt = (invsqrt / 2) * (3 - count * invsqrt^2)
 *
 * Here, invsqrt is a fixed point number (< 1.0), 32bit mantissa, aka Q0.32
 */
static void codel_Newton_step(struct codel_vars *vars)
{
	u32 invsqrt = ((u32)vars->rec_inv_sqrt) << REC_INV_SQRT_SHIFT;
	u32 invsqrt2 = ((u64)invsqrt * invsqrt) >> 32;
	u64 val = (3LL << 32) - ((u64)vars->count * invsqrt2);

val >>= 2; /* avoid overflow in following multiply */
	val = (val * invsqrt) >> (32 - 2 + 1);

vars->rec_inv_sqrt = val >> REC_INV_SQRT_SHIFT;
}

/*
 * CoDel control_law is t + interval/sqrt(count)
 * We maintain in rec_inv_sqrt the reciprocal value of sqrt(count) to avoid
 * both sqrt() and divide operation.
 */
static codel_time_t codel_control_law(codel_time_t t,
				      codel_time_t interval,
				      u32 rec_inv_sqrt)
{
	return t + reciprocal_scale(interval, rec_inv_sqrt << REC_INV_SQRT_SHIFT);
}

static bool codel_should_drop(const struct sk_buff *skb,
			      void *ctx,
			      struct codel_vars *vars,
			      struct codel_params *params,
			      struct codel_stats *stats,
			      codel_skb_len_t skb_len_func,
			      codel_skb_time_t skb_time_func,
			      u32 *backlog,
			      codel_time_t now)
{
	bool ok_to_drop;
	u32 skb_len;

if (!skb) {
		vars->first_above_time = 0;
		return false;
	}

skb_len = skb_len_func(skb);
	vars->ldelay = now - skb_time_func(skb);

if (unlikely(skb_len > stats->maxpacket))
		stats->maxpacket = skb_len;

if (codel_time_before(vars->ldelay, params->target) ||
	    *backlog <= params->mtu) {
		/* went below - stay below for at least interval */
		vars->first_above_time = 0;
		return false;
	}
	ok_to_drop = false;
	if (vars->first_above_time == 0) {
		/* just went above from below. If we stay above
		 * for at least interval we'll say it's ok to drop
		 */
		vars->first_above_time = now + params->interval;
	} else if (codel_time_after(now, vars->first_above_time)) {
		ok_to_drop = true;
	}
	return ok_to_drop;
}

static struct sk_buff *codel_dequeue(void *ctx,
				     u32 *backlog,
				     struct codel_params *params,
				     struct codel_vars *vars,
				     struct codel_stats *stats,
				     codel_skb_len_t skb_len_func,
				     codel_skb_time_t skb_time_func,
				     codel_skb_drop_t drop_func,
				     codel_skb_dequeue_t dequeue_func)
{
	struct sk_buff *skb = dequeue_func(vars, ctx);
	codel_time_t now;
	bool drop;

if (!skb) {
		vars->dropping = false;
		return skb;
	}
	now = codel_get_time();
	drop = codel_should_drop(skb, ctx, vars, params, stats,
				 skb_len_func, skb_time_func, backlog, now);
	if (vars->dropping) {
		if (!drop) {
			/* sojourn time below target - leave dropping state */
			vars->dropping = false;
		} else if (codel_time_after_eq(now, vars->drop_next)) {
			/* It's time for the next drop. Drop the current
			 * packet and dequeue the next. The dequeue might
			 * take us out of dropping state.
			 * If not, schedule the next drop.
			 * A large backlog might result in drop rates so high
			 * that the next drop should happen now,
			 * hence the while loop.
			 */
			while (vars->dropping &&
			       codel_time_after_eq(now, vars->drop_next)) {
				vars->count++; /* dont care of possible wrap
						* since there is no more divide
						*/
				codel_Newton_step(vars);
				if (params->ecn && INET_ECN_set_ce(skb)) {
					stats->ecn_mark++;
					vars->drop_next =
						codel_control_law(vars->drop_next,
								  params->interval,
								  vars->rec_inv_sqrt);
					goto end;
				}
				stats->drop_len += skb_len_func(skb);
				drop_func(skb, ctx);
				stats->drop_count++;
				skb = dequeue_func(vars, ctx);
				if (!codel_should_drop(skb, ctx,
						       vars, params, stats,
						       skb_len_func,
						       skb_time_func,
						       backlog, now)) {
					/* leave dropping state */
					vars->dropping = false;
				} else {
					/* and schedule the next drop */
					vars->drop_next =
						codel_control_law(vars->drop_next,
								  params->interval,
								  vars->rec_inv_sqrt);
				}
			}
		}
	} else if (drop) {
		u32 delta;

if (params->ecn && INET_ECN_set_ce(skb)) {
			stats->ecn_mark++;
		} else {
			stats->drop_len += skb_len_func(skb);
			drop_func(skb, ctx);
			stats->drop_count++;

skb = dequeue_func(vars, ctx);
			drop = codel_should_drop(skb, ctx, vars, params,
						 stats, skb_len_func,
						 skb_time_func, backlog, now);
		}
		vars->dropping = true;
		/* if min went above target close to when we last went below it
		 * assume that the drop rate that controlled the queue on the
		 * last cycle is a good starting point to control it now.
		 */
		delta = vars->count - vars->lastcount;
		if (delta > 1 &&
		    codel_time_before(now - vars->drop_next,
				      16 * params->interval)) {
			vars->count = delta;
			/* we dont care if rec_inv_sqrt approximation
			 * is not very precise :
			 * Next Newton steps will correct it quadratically.
			 */
			codel_Newton_step(vars);
		} else {
			vars->count = 1;
			vars->rec_inv_sqrt = ~0U >> REC_INV_SQRT_SHIFT;
		}
		vars->lastcount = vars->count;
		vars->drop_next = codel_control_law(now, params->interval,
						    vars->rec_inv_sqrt);
	}
end:
	if (skb && codel_time_after(vars->ldelay, params->ce_threshold) &&
	    INET_ECN_set_ce(skb))
		stats->ce_mark++;
	return skb;
}

#endif