diff options
Diffstat (limited to 'include/net/tc_act/tc_vlan.h')
-rw-r--r-- | include/net/tc_act/tc_vlan.h | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/include/net/tc_act/tc_vlan.h b/include/net/tc_act/tc_vlan.h new file mode 100644 index 000000000..904eddfc1 --- /dev/null +++ b/include/net/tc_act/tc_vlan.h @@ -0,0 +1,91 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Copyright (c) 2014 Jiri Pirko <jiri@resnulli.us> + */ + +#ifndef __NET_TC_VLAN_H +#define __NET_TC_VLAN_H + +#include <net/act_api.h> +#include <linux/tc_act/tc_vlan.h> + +struct tcf_vlan_params { + int tcfv_action; + unsigned char tcfv_push_dst[ETH_ALEN]; + unsigned char tcfv_push_src[ETH_ALEN]; + u16 tcfv_push_vid; + __be16 tcfv_push_proto; + u8 tcfv_push_prio; + bool tcfv_push_prio_exists; + struct rcu_head rcu; +}; + +struct tcf_vlan { + struct tc_action common; + struct tcf_vlan_params __rcu *vlan_p; +}; +#define to_vlan(a) ((struct tcf_vlan *)a) + +static inline bool is_tcf_vlan(const struct tc_action *a) +{ +#ifdef CONFIG_NET_CLS_ACT + if (a->ops && a->ops->id == TCA_ID_VLAN) + return true; +#endif + return false; +} + +static inline u32 tcf_vlan_action(const struct tc_action *a) +{ + u32 tcfv_action; + + rcu_read_lock(); + tcfv_action = rcu_dereference(to_vlan(a)->vlan_p)->tcfv_action; + rcu_read_unlock(); + + return tcfv_action; +} + +static inline u16 tcf_vlan_push_vid(const struct tc_action *a) +{ + u16 tcfv_push_vid; + + rcu_read_lock(); + tcfv_push_vid = rcu_dereference(to_vlan(a)->vlan_p)->tcfv_push_vid; + rcu_read_unlock(); + + return tcfv_push_vid; +} + +static inline __be16 tcf_vlan_push_proto(const struct tc_action *a) +{ + __be16 tcfv_push_proto; + + rcu_read_lock(); + tcfv_push_proto = rcu_dereference(to_vlan(a)->vlan_p)->tcfv_push_proto; + rcu_read_unlock(); + + return tcfv_push_proto; +} + +static inline u8 tcf_vlan_push_prio(const struct tc_action *a) +{ + u8 tcfv_push_prio; + + rcu_read_lock(); + tcfv_push_prio = rcu_dereference(to_vlan(a)->vlan_p)->tcfv_push_prio; + rcu_read_unlock(); + + return tcfv_push_prio; +} + +static inline void tcf_vlan_push_eth(unsigned char *src, unsigned char *dest, + const struct tc_action *a) +{ + rcu_read_lock(); + memcpy(dest, rcu_dereference(to_vlan(a)->vlan_p)->tcfv_push_dst, ETH_ALEN); + memcpy(src, rcu_dereference(to_vlan(a)->vlan_p)->tcfv_push_src, ETH_ALEN); + rcu_read_unlock(); +} + +#endif /* __NET_TC_VLAN_H */ |