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/linux-6.15/net/netfilter/
H A Dnf_bpf_link.c157 info->netfilter.pf = nf_link->hook_ops.pf; in bpf_nf_link_fill_link_info()
158 info->netfilter.hooknum = nf_link->hook_ops.hooknum; in bpf_nf_link_fill_link_info()
159 info->netfilter.priority = nf_link->hook_ops.priority; in bpf_nf_link_fill_link_info()
160 info->netfilter.flags = hook ? BPF_F_NETFILTER_IP_DEFRAG : 0; in bpf_nf_link_fill_link_info()
184 switch (attr->link_create.netfilter.pf) { in bpf_nf_check_pf_and_hooks()
187 if (attr->link_create.netfilter.hooknum >= NF_INET_NUMHOOKS) in bpf_nf_check_pf_and_hooks()
194 if (attr->link_create.netfilter.flags & ~BPF_F_NETFILTER_IP_DEFRAG) in bpf_nf_check_pf_and_hooks()
198 prio = attr->link_create.netfilter.priority; in bpf_nf_check_pf_and_hooks()
234 link->hook_ops.pf = attr->link_create.netfilter.pf; in bpf_nf_link_attach()
235 link->hook_ops.priority = attr->link_create.netfilter.priority; in bpf_nf_link_attach()
[all …]
/linux-6.15/tools/testing/selftests/bpf/prog_tests/
H A Dnetfilter_link_attach.c60 ASSERT_EQ(info.netfilter.pf, nf_expected.pf, "info nf protocol family"); in verify_netfilter_link_info()
61 ASSERT_EQ(info.netfilter.hooknum, nf_expected.hooknum, "info nf hooknum"); in verify_netfilter_link_info()
62 ASSERT_EQ(info.netfilter.priority, nf_expected.priority, "info nf priority"); in verify_netfilter_link_info()
63 ASSERT_EQ(info.netfilter.flags, nf_expected.flags, "info nf flags"); in verify_netfilter_link_info()
/linux-6.15/tools/testing/selftests/net/
H A Dip_defrag.sh25 …ip netns exec "${NETNS}" sysctl -w net.netfilter.nf_conntrack_frag6_high_thresh=9000000 >/dev/null…
26 …ip netns exec "${NETNS}" sysctl -w net.netfilter.nf_conntrack_frag6_low_thresh=7000000 >/dev/null…
27 ip netns exec "${NETNS}" sysctl -w net.netfilter.nf_conntrack_frag6_timeout=1 >/dev/null 2>&1
/linux-6.15/tools/bpf/bpftool/
H A Dnet.c803 delta = nfa->netfilter.pf - nfb->netfilter.pf; in netfilter_link_compar()
807 delta = nfa->netfilter.hooknum - nfb->netfilter.hooknum; in netfilter_link_compar()
811 if (nfa->netfilter.priority < nfb->netfilter.priority) in netfilter_link_compar()
813 if (nfa->netfilter.priority > nfb->netfilter.priority) in netfilter_link_compar()
816 return nfa->netfilter.flags - nfb->netfilter.flags; in netfilter_link_compar()
H A Dlink.c226 info->netfilter.pf); in netfilter_dump_json()
228 info->netfilter.hooknum); in netfilter_dump_json()
230 info->netfilter.priority); in netfilter_dump_json()
232 info->netfilter.flags); in netfilter_dump_json()
678 unsigned int hook = info->netfilter.hooknum; in netfilter_dump_plain()
679 unsigned int pf = info->netfilter.pf; in netfilter_dump_plain()
709 printf(" prio %d", info->netfilter.priority); in netfilter_dump_plain()
711 if (info->netfilter.flags) in netfilter_dump_plain()
712 printf(" flags 0x%x", info->netfilter.flags); in netfilter_dump_plain()
/linux-6.15/net/ipv6/
H A DMakefile20 ipv6-$(CONFIG_NETFILTER) += netfilter.o
38 obj-$(CONFIG_NETFILTER) += netfilter/
/linux-6.15/Documentation/translations/zh_TW/dev-tools/
H A Dgdb-kernel-debugging.rst69 loading @0xffffffffa0020000: /home/user/linux/build/net/netfilter/xt_tcpudp.ko
70 loading @0xffffffffa0016000: /home/user/linux/build/net/netfilter/xt_pkttype.ko
71 loading @0xffffffffa0002000: /home/user/linux/build/net/netfilter/xt_limit.ko
/linux-6.15/Documentation/translations/zh_CN/dev-tools/
H A Dgdb-kernel-debugging.rst73 loading @0xffffffffa0020000: /home/user/linux/build/net/netfilter/xt_tcpudp.ko
74 loading @0xffffffffa0016000: /home/user/linux/build/net/netfilter/xt_pkttype.ko
75 loading @0xffffffffa0002000: /home/user/linux/build/net/netfilter/xt_limit.ko
/linux-6.15/include/linux/
H A Dbpf_types.h83 BPF_PROG_TYPE(BPF_PROG_TYPE_NETFILTER, netfilter,
146 BPF_LINK_TYPE(BPF_LINK_TYPE_NETFILTER, netfilter)
/linux-6.15/Documentation/ABI/removed/
H A Dip_queue3 Contact: Pablo Neira Ayuso <pablo@netfilter.org>
/linux-6.15/net/ipv4/
H A DMakefile42 obj-$(CONFIG_NETFILTER) += netfilter.o netfilter/
/linux-6.15/tools/testing/selftests/net/netfilter/
H A Dnft_fib.sh13 log_netns=$(sysctl -n net.netfilter.nf_log_all_netns)
19 [ "$log_netns" -eq 0 ] && sysctl -q net.netfilter.nf_log_all_netns=$log_netns
33 sysctl -q net.netfilter.nf_log_all_netns=1
H A Dnft_zones_many.sh51 ip netns exec "$ns1" sysctl -q net.netfilter.nf_conntrack_udp_timeout=3600
H A Dnft_synproxy.sh36 ip netns exec "$nsr" sysctl -q net.netfilter.nf_conntrack_tcp_loose=0
/linux-6.15/tools/testing/selftests/net/netfilter/packetdrill/
H A Dcommon.sh7 sysctl -q net.netfilter.nf_conntrack_log_invalid=6
/linux-6.15/Documentation/networking/
H A Dnetfilter-sysctl.rst7 /proc/sys/net/netfilter/* Variables:
H A Dtproxy.rst52 http://people.netfilter.org/hidden/tproxy/netcat-ip_transparent-support.patch
104 '--enable-linux-netfilter' to configure and set the 'tproxy' option on
H A Dindex.rst88 netfilter-sysctl
H A Dnf_conntrack-sysctl.rst7 /proc/sys/net/netfilter/nf_conntrack_* Variables:
217 If this option is enabled, the lightweight tunnel netfilter hooks are
/linux-6.15/net/
H A DKconfig203 protocols over the bridge, use ebtables (under bridge netfilter
206 Various modules exist for netfilter which replace the previous
215 bool "Advanced netfilter configuration"
219 If you say Y here you can select between all the netfilter modules.
241 source "net/netfilter/Kconfig"
242 source "net/ipv4/netfilter/Kconfig"
243 source "net/ipv6/netfilter/Kconfig"
244 source "net/bridge/netfilter/Kconfig"
344 being used in cls_cgroup and for netfilter matching.
H A DMakefile16 obj-$(CONFIG_NETFILTER) += netfilter/
/linux-6.15/net/bridge/
H A DMakefile27 obj-$(CONFIG_NETFILTER) += netfilter/
/linux-6.15/Documentation/process/debugging/
H A Dgdb-kernel-debugging.rst79 loading @0xffffffffa0020000: /home/user/linux/build/net/netfilter/xt_tcpudp.ko
80 loading @0xffffffffa0016000: /home/user/linux/build/net/netfilter/xt_pkttype.ko
81 loading @0xffffffffa0002000: /home/user/linux/build/net/netfilter/xt_limit.ko
/linux-6.15/tools/lib/bpf/
H A Dbpf.c801 attr.link_create.netfilter.pf = OPTS_GET(opts, netfilter.pf, 0); in bpf_link_create()
802 attr.link_create.netfilter.hooknum = OPTS_GET(opts, netfilter.hooknum, 0); in bpf_link_create()
803 attr.link_create.netfilter.priority = OPTS_GET(opts, netfilter.priority, 0); in bpf_link_create()
804 attr.link_create.netfilter.flags = OPTS_GET(opts, netfilter.flags, 0); in bpf_link_create()
805 if (!OPTS_ZEROED(opts, netfilter)) in bpf_link_create()
/linux-6.15/tools/bpf/bpftool/Documentation/
H A Dbpftool-net.rst40 classifier/action attachments, flow_dissector as well as netfilter
54 flow_dissector and finally netfilter programs. Both xdp programs and

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