diff options
| author |   Petar Penkov <ppenkov@google.com> | 2018-09-14 07:46:18 -0700 |
|---|---|---|
| committer |   Alexei Starovoitov <ast@kernel.org> | 2018-09-14 12:04:33 -0700 |
| commit | d58e468b1112dcd1d5193c0a89ff9f98b5a3e8b9 (patch) | |
| tree | aca881df342a9ac9bcef834f5fc2621f5a095403 /include/linux/skbuff.h | |
| parent | net/core/filter: fix unused-variable warning (diff) | |
| download | linux-dev-d58e468b1112dcd1d5193c0a89ff9f98b5a3e8b9.tar.xz linux-dev-d58e468b1112dcd1d5193c0a89ff9f98b5a3e8b9.zip | |
flow_dissector: implements flow dissector BPF hook
Adds a hook for programs of type BPF_PROG_TYPE_FLOW_DISSECTOR and
attach type BPF_FLOW_DISSECTOR that is executed in the flow dissector
path. The BPF program is per-network namespace.
Signed-off-by: Petar Penkov <ppenkov@google.com>
Signed-off-by: Willem de Bruijn <willemb@google.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'include/linux/skbuff.h')
| -rw-r--r-- | include/linux/skbuff.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 17a13e4785fc..ce0e863f02a2 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -243,6 +243,8 @@ struct scatterlist; struct pipe_inode_info; struct iov_iter; struct napi_struct; +struct bpf_prog; +union bpf_attr; #if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE) struct nf_conntrack { @@ -1192,6 +1194,11 @@ void skb_flow_dissector_init(struct flow_dissector *flow_dissector, const struct flow_dissector_key *key, unsigned int key_count); +int skb_flow_dissector_bpf_prog_attach(const union bpf_attr *attr, + struct bpf_prog *prog); + +int skb_flow_dissector_bpf_prog_detach(const union bpf_attr *attr); + bool __skb_flow_dissect(const struct sk_buff *skb, struct flow_dissector *flow_dissector, void *target_container, |