149 struct sctp_sock {  struct
153 	enum sctp_socket_type type;  argument
156 	struct sctp_pf *pf;
159 	struct crypto_shash *hmac;
160 	char *sctp_hmac_alg;
163 	struct sctp_endpoint *ep;
165 	struct sctp_bind_bucket *bind_hash;
167 	__u16 default_stream;
168 	__u32 default_ppid;
169 	__u16 default_flags;
170 	__u32 default_context;
171 	__u32 default_timetolive;
172 	__u32 default_rcv_context;
173 	int max_burst;
179 	__u32 hbinterval;
182 	__u16 pathmaxrxt;
184 	__u32 flowlabel;
185 	__u8  dscp;
187 	int pf_retrans;
190 	__u32 pathmtu;
193 	__u32 sackdelay;
194 	__u32 sackfreq;
197 	__u32 param_flags;
199 	__u32 default_ss;
201 	struct sctp_rtoinfo rtoinfo;
202 	struct sctp_paddrparams paddrparam;
203 	struct sctp_assocparams assocparams;
209 	__u16 subscribe;
210 	struct sctp_initmsg initmsg;
212 	int user_frag;
237 static inline struct sctp_sock *sctp_sk(const struct sock *sk)  in sctp_sk()  argument