45 			  struct lwtunnel_state *lwtstate);
46 	int (*get_encap_size)(struct lwtunnel_state *lwtstate);
74 static inline bool lwtunnel_output_redirect(struct lwtunnel_state *lwtstate)  in lwtunnel_output_redirect()  argument
76 	if (lwtstate && (lwtstate->flags & LWTUNNEL_STATE_OUTPUT_REDIRECT))  in lwtunnel_output_redirect()
82 static inline bool lwtunnel_input_redirect(struct lwtunnel_state *lwtstate)  in lwtunnel_input_redirect()  argument
84 	if (lwtstate && (lwtstate->flags & LWTUNNEL_STATE_INPUT_REDIRECT))  in lwtunnel_input_redirect()
90 static inline bool lwtunnel_xmit_redirect(struct lwtunnel_state *lwtstate)  in lwtunnel_xmit_redirect()  argument
92 	if (lwtstate && (lwtstate->flags & LWTUNNEL_STATE_XMIT_REDIRECT))  in lwtunnel_xmit_redirect()
98 static inline unsigned int lwtunnel_headroom(struct lwtunnel_state *lwtstate,  in lwtunnel_headroom()  argument
101 	if ((lwtunnel_xmit_redirect(lwtstate) ||  in lwtunnel_headroom()
102 	     lwtunnel_output_redirect(lwtstate)) && lwtstate->headroom < mtu)  in lwtunnel_headroom()
103 		return lwtstate->headroom;  in lwtunnel_headroom()
121 int lwtunnel_fill_encap(struct sk_buff *skb, struct lwtunnel_state *lwtstate,
123 int lwtunnel_get_encap_size(struct lwtunnel_state *lwtstate);
134 	if (lwtunnel_output_redirect(dst->lwtstate)) {  in lwtunnel_set_redirect()
135 		dst->lwtstate->orig_output = dst->output;  in lwtunnel_set_redirect()
138 	if (lwtunnel_input_redirect(dst->lwtstate)) {  in lwtunnel_set_redirect()
139 		dst->lwtstate->orig_input = dst->input;  in lwtunnel_set_redirect()
159 static inline bool lwtunnel_output_redirect(struct lwtunnel_state *lwtstate)  in lwtunnel_output_redirect()  argument
164 static inline bool lwtunnel_input_redirect(struct lwtunnel_state *lwtstate)  in lwtunnel_input_redirect()  argument
169 static inline bool lwtunnel_xmit_redirect(struct lwtunnel_state *lwtstate)  in lwtunnel_xmit_redirect()  argument
178 static inline unsigned int lwtunnel_headroom(struct lwtunnel_state *lwtstate,  in lwtunnel_headroom()  argument
222 				      struct lwtunnel_state *lwtstate,  in lwtunnel_fill_encap()  argument
228 static inline int lwtunnel_get_encap_size(struct lwtunnel_state *lwtstate)  in lwtunnel_get_encap_size()  argument