diff options
Diffstat (limited to 'include/net/flow_dissector.h')
| -rw-r--r-- | include/net/flow_dissector.h | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/include/net/flow_dissector.h b/include/net/flow_dissector.h index 628383915827..a7eba43fe4e4 100644 --- a/include/net/flow_dissector.h +++ b/include/net/flow_dissector.h @@ -8,6 +8,8 @@ #include <linux/string.h> #include <uapi/linux/if_ether.h> +struct bpf_prog; +struct net; struct sk_buff; /** @@ -59,13 +61,25 @@ struct flow_dissector_key_vlan { __be16 vlan_tpid; }; -struct flow_dissector_key_mpls { +struct flow_dissector_mpls_lse { u32 mpls_ttl:8, mpls_bos:1, mpls_tc:3, mpls_label:20; }; +#define FLOW_DIS_MPLS_MAX 7 +struct flow_dissector_key_mpls { + struct flow_dissector_mpls_lse ls[FLOW_DIS_MPLS_MAX]; /* Label Stack */ + u8 used_lses; /* One bit set for each Label Stack Entry in use */ +}; + +static inline void dissector_set_mpls_lse(struct flow_dissector_key_mpls *mpls, + int lse_index) +{ + mpls->used_lses |= 1 << lse_index; +} + #define FLOW_DIS_TUN_OPTS_MAX 255 /** * struct flow_dissector_key_enc_opts: @@ -357,4 +371,8 @@ flow_dissector_init_keys(struct flow_dissector_key_control *key_control, memset(key_basic, 0, sizeof(*key_basic)); } +#ifdef CONFIG_BPF_SYSCALL +int flow_dissector_bpf_prog_attach(struct net *net, struct bpf_prog *prog); +#endif /* CONFIG_BPF_SYSCALL */ + #endif |