Add FIB support for SCTP.
This fixes https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=200379 MFC after: 3 days
This commit is contained in:
parent
af10bf055f
commit
d089f9b915
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=284515
@ -1109,7 +1109,8 @@ sctp_path_check_and_react(struct sctp_tcb *stcb, struct sctp_ifa *newifa)
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* not be changed.
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*/
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SCTP_RTALLOC((sctp_route_t *) & net->ro,
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stcb->sctp_ep->def_vrf_id);
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stcb->sctp_ep->def_vrf_id,
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stcb->sctp_ep->fibnum);
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if (net->ro.ro_rt == NULL)
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continue;
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@ -186,7 +186,7 @@ sctp_handle_init(struct mbuf *m, int iphlen, int offset,
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op_err = sctp_generate_cause(SCTP_BASE_SYSCTL(sctp_diag_info_code),
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"No listener");
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sctp_send_abort(m, iphlen, src, dst, sh, 0, op_err,
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mflowtype, mflowid,
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mflowtype, mflowid, inp->fibnum,
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vrf_id, port);
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}
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goto outnow;
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@ -1484,7 +1484,7 @@ sctp_process_cookie_existing(struct mbuf *m, int iphlen, int offset,
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sctp_send_shutdown_ack(stcb, stcb->asoc.primary_destination);
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op_err = sctp_generate_cause(SCTP_CAUSE_COOKIE_IN_SHUTDOWN, "");
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sctp_send_operr_to(src, dst, sh, cookie->peers_vtag, op_err,
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mflowtype, mflowid,
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mflowtype, mflowid, inp->fibnum,
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vrf_id, net->port);
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if (how_indx < sizeof(asoc->cookie_how))
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asoc->cookie_how[how_indx] = 2;
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@ -1694,7 +1694,7 @@ sctp_process_cookie_existing(struct mbuf *m, int iphlen, int offset,
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*/
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op_err = sctp_generate_cause(SCTP_CAUSE_NAT_COLLIDING_STATE, "");
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sctp_send_abort(m, iphlen, src, dst, sh, 0, op_err,
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mflowtype, mflowid,
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mflowtype, mflowid, inp->fibnum,
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vrf_id, port);
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return (NULL);
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}
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@ -2572,7 +2572,7 @@ sctp_handle_cookie_echo(struct mbuf *m, int iphlen, int offset,
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tim = now.tv_usec - cookie->time_entered.tv_usec;
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scm->time_usec = htonl(tim);
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sctp_send_operr_to(src, dst, sh, cookie->peers_vtag, op_err,
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mflowtype, mflowid,
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mflowtype, mflowid, l_inp->fibnum,
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vrf_id, port);
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return (NULL);
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}
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@ -2794,6 +2794,7 @@ sctp_handle_cookie_echo(struct mbuf *m, int iphlen, int offset,
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inp->partial_delivery_point = (*inp_p)->partial_delivery_point;
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inp->sctp_context = (*inp_p)->sctp_context;
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inp->local_strreset_support = (*inp_p)->local_strreset_support;
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inp->fibnum = (*inp_p)->fibnum;
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inp->inp_starting_point_for_iterator = NULL;
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/*
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* copy in the authentication parameters from the
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@ -4404,7 +4405,7 @@ __attribute__((noinline))
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struct sockaddr *src, struct sockaddr *dst,
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struct sctphdr *sh, struct sctp_chunkhdr *ch, struct sctp_inpcb *inp,
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struct sctp_tcb *stcb, struct sctp_nets **netp, int *fwd_tsn_seen,
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uint8_t mflowtype, uint32_t mflowid,
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uint8_t mflowtype, uint32_t mflowid, uint16_t fibnum,
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uint32_t vrf_id, uint16_t port)
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{
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struct sctp_association *asoc;
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@ -4568,7 +4569,7 @@ __attribute__((noinline))
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msg);
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/* no association, so it's out of the blue... */
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sctp_handle_ootb(m, iphlen, *offset, src, dst, sh, inp, op_err,
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mflowtype, mflowid,
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mflowtype, mflowid, inp->fibnum,
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vrf_id, port);
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*offset = length;
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if (locked_tcb) {
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@ -4612,7 +4613,7 @@ __attribute__((noinline))
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msg);
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sctp_handle_ootb(m, iphlen, *offset, src, dst,
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sh, inp, op_err,
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mflowtype, mflowid,
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mflowtype, mflowid, fibnum,
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vrf_id, port);
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return (NULL);
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}
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@ -5622,7 +5623,7 @@ sctp_common_input_processing(struct mbuf **mm, int iphlen, int offset, int lengt
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uint8_t compute_crc,
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#endif
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uint8_t ecn_bits,
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uint8_t mflowtype, uint32_t mflowid,
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uint8_t mflowtype, uint32_t mflowid, uint16_t fibnum,
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uint32_t vrf_id, uint16_t port)
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{
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uint32_t high_tsn;
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@ -5701,7 +5702,7 @@ sctp_common_input_processing(struct mbuf **mm, int iphlen, int offset, int lengt
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}
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if (ch->chunk_type == SCTP_SHUTDOWN_ACK) {
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sctp_send_shutdown_complete2(src, dst, sh,
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mflowtype, mflowid,
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mflowtype, mflowid, fibnum,
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vrf_id, port);
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goto out;
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}
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@ -5716,7 +5717,7 @@ sctp_common_input_processing(struct mbuf **mm, int iphlen, int offset, int lengt
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"Out of the blue");
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sctp_send_abort(m, iphlen, src, dst,
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sh, 0, op_err,
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mflowtype, mflowid,
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mflowtype, mflowid, fibnum,
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vrf_id, port);
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}
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}
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@ -5775,7 +5776,7 @@ sctp_common_input_processing(struct mbuf **mm, int iphlen, int offset, int lengt
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op_err = sctp_generate_cause(SCTP_BASE_SYSCTL(sctp_diag_info_code),
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msg);
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sctp_handle_ootb(m, iphlen, offset, src, dst, sh, inp, op_err,
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mflowtype, mflowid,
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mflowtype, mflowid, inp->fibnum,
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vrf_id, port);
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goto out;
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}
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@ -5786,7 +5787,7 @@ sctp_common_input_processing(struct mbuf **mm, int iphlen, int offset, int lengt
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stcb = sctp_process_control(m, iphlen, &offset, length,
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src, dst, sh, ch,
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inp, stcb, &net, &fwd_tsn_seen,
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mflowtype, mflowid,
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mflowtype, mflowid, fibnum,
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vrf_id, port);
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if (stcb) {
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/*
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@ -5827,7 +5828,7 @@ sctp_common_input_processing(struct mbuf **mm, int iphlen, int offset, int lengt
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op_err = sctp_generate_cause(SCTP_BASE_SYSCTL(sctp_diag_info_code),
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msg);
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sctp_handle_ootb(m, iphlen, offset, src, dst, sh, inp, op_err,
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mflowtype, mflowid,
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mflowtype, mflowid, fibnum,
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vrf_id, port);
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goto out;
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}
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@ -5899,7 +5900,7 @@ sctp_common_input_processing(struct mbuf **mm, int iphlen, int offset, int lengt
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op_err = sctp_generate_cause(SCTP_BASE_SYSCTL(sctp_diag_info_code),
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msg);
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sctp_handle_ootb(m, iphlen, offset, src, dst, sh, inp, op_err,
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mflowtype, mflowid,
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mflowtype, mflowid, inp->fibnum,
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vrf_id, port);
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goto out;
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/* sa_ignore NOTREACHED */
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@ -6023,6 +6024,7 @@ sctp_input_with_port(struct mbuf *i_pak, int off, uint16_t port)
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#endif
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uint32_t mflowid;
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uint8_t mflowtype;
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uint16_t fibnum;
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iphlen = off;
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if (SCTP_GET_PKT_VRFID(i_pak, vrf_id)) {
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@ -6048,6 +6050,7 @@ sctp_input_with_port(struct mbuf *i_pak, int off, uint16_t port)
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(int)m->m_pkthdr.csum_flags, CSUM_BITS);
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mflowid = m->m_pkthdr.flowid;
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mflowtype = M_HASHTYPE_GET(m);
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fibnum = M_GETFIB(m);
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SCTP_STAT_INCR(sctps_recvpackets);
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SCTP_STAT_INCR_COUNTER64(sctps_inpackets);
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/* Get IP, SCTP, and first chunk header together in the first mbuf. */
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@ -6107,7 +6110,7 @@ sctp_input_with_port(struct mbuf *i_pak, int off, uint16_t port)
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compute_crc,
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#endif
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ecn_bits,
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mflowtype, mflowid,
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mflowtype, mflowid, fibnum,
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vrf_id, port);
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out:
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if (m) {
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@ -45,7 +45,7 @@ sctp_common_input_processing(struct mbuf **, int, int, int,
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uint8_t,
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#endif
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uint8_t,
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uint8_t, uint32_t,
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uint8_t, uint32_t, uint16_t,
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uint32_t, uint16_t);
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struct sctp_stream_reset_request *
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@ -413,13 +413,8 @@ typedef struct callout sctp_os_timer_t;
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typedef struct route sctp_route_t;
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typedef struct rtentry sctp_rtentry_t;
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/*
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* XXX multi-FIB support was backed out in r179783 and it seems clear that the
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* VRF support as currently in FreeBSD is not ready to support multi-FIB.
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* It might be best to implement multi-FIB support for both v4 and v6 indepedent
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* of VRFs and leave those to a real MPLS stack.
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*/
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#define SCTP_RTALLOC(ro, vrf_id) rtalloc_ign((struct route *)ro, 0UL)
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#define SCTP_RTALLOC(ro, vrf_id, fibnum) \
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rtalloc_ign_fib((struct route *)ro, 0UL, fibnum)
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/* Future zero copy wakeup/send function */
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#define SCTP_ZERO_COPY_EVENT(inp, so)
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@ -3389,7 +3389,7 @@ sctp_source_address_selection(struct sctp_inpcb *inp,
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/*
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* Need a route to cache.
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*/
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SCTP_RTALLOC(ro, vrf_id);
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SCTP_RTALLOC(ro, vrf_id, inp->fibnum);
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}
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if (ro->ro_rt == NULL) {
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return (NULL);
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@ -4170,7 +4170,7 @@ sctp_lowlevel_chunk_output(struct sctp_inpcb *inp,
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sctp_free_ifa(_lsrc);
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} else {
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ip->ip_src = over_addr->sin.sin_addr;
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SCTP_RTALLOC(ro, vrf_id);
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SCTP_RTALLOC(ro, vrf_id, inp->fibnum);
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}
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}
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if (port) {
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@ -4484,7 +4484,7 @@ sctp_lowlevel_chunk_output(struct sctp_inpcb *inp,
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sctp_free_ifa(_lsrc);
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} else {
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lsa6->sin6_addr = over_addr->sin6.sin6_addr;
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SCTP_RTALLOC(ro, vrf_id);
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SCTP_RTALLOC(ro, vrf_id, inp->fibnum);
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}
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(void)sa6_recoverscope(sin6);
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}
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@ -5511,7 +5511,7 @@ sctp_send_initiate_ack(struct sctp_inpcb *inp, struct sctp_tcb *stcb,
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op_err = sctp_generate_cause(SCTP_BASE_SYSCTL(sctp_diag_info_code),
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"Address added");
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sctp_send_abort(init_pkt, iphlen, src, dst, sh, 0, op_err,
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mflowtype, mflowid,
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mflowtype, mflowid, inp->fibnum,
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vrf_id, port);
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return;
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}
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@ -5530,7 +5530,7 @@ sctp_send_initiate_ack(struct sctp_inpcb *inp, struct sctp_tcb *stcb,
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}
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sctp_send_abort(init_pkt, iphlen, src, dst, sh,
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init_chk->init.initiate_tag, op_err,
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mflowtype, mflowid,
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mflowtype, mflowid, inp->fibnum,
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vrf_id, port);
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return;
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}
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@ -10839,7 +10839,7 @@ static void
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sctp_send_resp_msg(struct sockaddr *src, struct sockaddr *dst,
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struct sctphdr *sh, uint32_t vtag,
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uint8_t type, struct mbuf *cause,
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uint8_t mflowtype, uint32_t mflowid,
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uint8_t mflowtype, uint32_t mflowid, uint16_t fibnum,
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uint32_t vrf_id, uint16_t port)
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{
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struct mbuf *o_pak;
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@ -10919,6 +10919,7 @@ sctp_send_resp_msg(struct sockaddr *src, struct sockaddr *dst,
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SCTP_BUF_RESV_UF(mout, max_linkhdr);
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SCTP_BUF_LEN(mout) = len;
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SCTP_BUF_NEXT(mout) = cause;
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M_SETFIB(mout, fibnum);
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mout->m_pkthdr.flowid = mflowid;
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M_HASHTYPE_SET(mout, mflowtype);
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#ifdef INET
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@ -11106,11 +11107,11 @@ sctp_send_resp_msg(struct sockaddr *src, struct sockaddr *dst,
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void
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sctp_send_shutdown_complete2(struct sockaddr *src, struct sockaddr *dst,
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struct sctphdr *sh,
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uint8_t mflowtype, uint32_t mflowid,
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uint8_t mflowtype, uint32_t mflowid, uint16_t fibnum,
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uint32_t vrf_id, uint16_t port)
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{
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sctp_send_resp_msg(src, dst, sh, 0, SCTP_SHUTDOWN_COMPLETE, NULL,
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mflowtype, mflowid,
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mflowtype, mflowid, fibnum,
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vrf_id, port);
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}
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@ -11929,7 +11930,7 @@ sctp_send_str_reset_req(struct sctp_tcb *stcb,
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void
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sctp_send_abort(struct mbuf *m, int iphlen, struct sockaddr *src, struct sockaddr *dst,
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struct sctphdr *sh, uint32_t vtag, struct mbuf *cause,
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uint8_t mflowtype, uint32_t mflowid,
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uint8_t mflowtype, uint32_t mflowid, uint16_t fibnum,
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uint32_t vrf_id, uint16_t port)
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{
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/* Don't respond to an ABORT with an ABORT. */
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@ -11939,7 +11940,7 @@ sctp_send_abort(struct mbuf *m, int iphlen, struct sockaddr *src, struct sockadd
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return;
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}
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sctp_send_resp_msg(src, dst, sh, vtag, SCTP_ABORT_ASSOCIATION, cause,
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mflowtype, mflowid,
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mflowtype, mflowid, fibnum,
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vrf_id, port);
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return;
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}
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@ -11947,11 +11948,11 @@ sctp_send_abort(struct mbuf *m, int iphlen, struct sockaddr *src, struct sockadd
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void
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sctp_send_operr_to(struct sockaddr *src, struct sockaddr *dst,
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struct sctphdr *sh, uint32_t vtag, struct mbuf *cause,
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uint8_t mflowtype, uint32_t mflowid,
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uint8_t mflowtype, uint32_t mflowid, uint16_t fibnum,
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uint32_t vrf_id, uint16_t port)
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{
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sctp_send_resp_msg(src, dst, sh, vtag, SCTP_OPERATION_ERROR, cause,
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mflowtype, mflowid,
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mflowtype, mflowid, fibnum,
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vrf_id, port);
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return;
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}
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@ -117,7 +117,7 @@ void sctp_send_shutdown_complete(struct sctp_tcb *, struct sctp_nets *, int);
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void
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sctp_send_shutdown_complete2(struct sockaddr *, struct sockaddr *,
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struct sctphdr *,
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uint8_t, uint32_t,
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uint8_t, uint32_t, uint16_t,
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uint32_t, uint16_t);
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void sctp_send_asconf(struct sctp_tcb *, struct sctp_nets *, int addr_locked);
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@ -187,13 +187,13 @@ sctp_send_str_reset_req(struct sctp_tcb *, uint16_t, uint16_t *, uint8_t,
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void
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sctp_send_abort(struct mbuf *, int, struct sockaddr *, struct sockaddr *,
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struct sctphdr *, uint32_t, struct mbuf *,
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uint8_t, uint32_t,
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uint8_t, uint32_t, uint16_t,
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uint32_t, uint16_t);
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void
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sctp_send_operr_to(struct sockaddr *, struct sockaddr *,
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struct sctphdr *, uint32_t, struct mbuf *,
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uint8_t, uint32_t,
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uint8_t, uint32_t, uint16_t,
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uint32_t, uint16_t);
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#endif /* _KERNEL || __Userspace__ */
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@ -2485,6 +2485,7 @@ sctp_inpcb_alloc(struct socket *so, uint32_t vrf_id)
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inp->reconfig_supported = (uint8_t) SCTP_BASE_SYSCTL(sctp_reconfig_enable);
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inp->nrsack_supported = (uint8_t) SCTP_BASE_SYSCTL(sctp_nrsack_enable);
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inp->pktdrop_supported = (uint8_t) SCTP_BASE_SYSCTL(sctp_pktdrop_enable);
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inp->fibnum = so->so_fibnum;
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/* init the small hash table we use to track asocid <-> tcb */
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inp->sctp_asocidhash = SCTP_HASH_INIT(SCTP_STACK_VTAG_HASH_SIZE, &inp->hashasocidmark);
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if (inp->sctp_asocidhash == NULL) {
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@ -3949,7 +3950,9 @@ sctp_add_remote_addr(struct sctp_tcb *stcb, struct sockaddr *newaddr,
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sin6->sin6_scope_id = 0;
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}
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#endif
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SCTP_RTALLOC((sctp_route_t *) & net->ro, stcb->asoc.vrf_id);
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SCTP_RTALLOC((sctp_route_t *) & net->ro,
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stcb->asoc.vrf_id,
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stcb->sctp_ep->fibnum);
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if (SCTP_ROUTE_HAS_VALID_IFN(&net->ro)) {
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/* Get source address */
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@ -430,6 +430,7 @@ struct sctp_inpcb {
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struct mtx inp_rdata_mtx;
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||||
int32_t refcount;
|
||||
uint32_t def_vrf_id;
|
||||
uint16_t fibnum;
|
||||
uint32_t total_sends;
|
||||
uint32_t total_recvs;
|
||||
uint32_t last_abort_code;
|
||||
|
@ -6712,7 +6712,20 @@ sctp_ctloutput(struct socket *so, struct sockopt *sopt)
|
||||
size_t optsize = 0;
|
||||
void *p;
|
||||
int error = 0;
|
||||
struct sctp_inpcb *inp;
|
||||
|
||||
if ((sopt->sopt_level == SOL_SOCKET) &&
|
||||
(sopt->sopt_name == SO_SETFIB)) {
|
||||
inp = (struct sctp_inpcb *)so->so_pcb;
|
||||
if (inp == NULL) {
|
||||
SCTP_LTRACE_ERR_RET(so->so_pcb, NULL, NULL, SCTP_FROM_SCTP_USRREQ, ENOBUFS);
|
||||
return (EINVAL);
|
||||
}
|
||||
SCTP_INP_WLOCK(inp);
|
||||
inp->fibnum = so->so_fibnum;
|
||||
SCTP_INP_WUNLOCK(inp);
|
||||
return (0);
|
||||
}
|
||||
if (sopt->sopt_level != IPPROTO_SCTP) {
|
||||
/* wrong proto level... send back up to IP */
|
||||
#ifdef INET6
|
||||
|
@ -3895,7 +3895,7 @@ sctp_abort_association(struct sctp_inpcb *inp, struct sctp_tcb *stcb,
|
||||
stcb->asoc.state |= SCTP_STATE_WAS_ABORTED;
|
||||
}
|
||||
sctp_send_abort(m, iphlen, src, dst, sh, vtag, op_err,
|
||||
mflowtype, mflowid,
|
||||
mflowtype, mflowid, inp->fibnum,
|
||||
vrf_id, port);
|
||||
if (stcb != NULL) {
|
||||
/* Ok, now lets free it */
|
||||
@ -4051,7 +4051,7 @@ sctp_handle_ootb(struct mbuf *m, int iphlen, int offset,
|
||||
struct sockaddr *src, struct sockaddr *dst,
|
||||
struct sctphdr *sh, struct sctp_inpcb *inp,
|
||||
struct mbuf *cause,
|
||||
uint8_t mflowtype, uint32_t mflowid,
|
||||
uint8_t mflowtype, uint32_t mflowid, uint16_t fibnum,
|
||||
uint32_t vrf_id, uint16_t port)
|
||||
{
|
||||
struct sctp_chunkhdr *ch, chunk_buf;
|
||||
@ -4093,7 +4093,7 @@ sctp_handle_ootb(struct mbuf *m, int iphlen, int offset,
|
||||
return;
|
||||
case SCTP_SHUTDOWN_ACK:
|
||||
sctp_send_shutdown_complete2(src, dst, sh,
|
||||
mflowtype, mflowid,
|
||||
mflowtype, mflowid, fibnum,
|
||||
vrf_id, port);
|
||||
return;
|
||||
default:
|
||||
@ -4107,7 +4107,7 @@ sctp_handle_ootb(struct mbuf *m, int iphlen, int offset,
|
||||
((SCTP_BASE_SYSCTL(sctp_blackhole) == 1) &&
|
||||
(contains_init_chunk == 0))) {
|
||||
sctp_send_abort(m, iphlen, src, dst, sh, 0, cause,
|
||||
mflowtype, mflowid,
|
||||
mflowtype, mflowid, fibnum,
|
||||
vrf_id, port);
|
||||
}
|
||||
}
|
||||
|
@ -208,7 +208,7 @@ sctp_handle_ootb(struct mbuf *, int, int,
|
||||
struct sockaddr *, struct sockaddr *,
|
||||
struct sctphdr *, struct sctp_inpcb *,
|
||||
struct mbuf *,
|
||||
uint8_t, uint32_t,
|
||||
uint8_t, uint32_t, uint16_t,
|
||||
uint32_t, uint16_t);
|
||||
|
||||
int
|
||||
|
@ -84,6 +84,7 @@ sctp6_input_with_port(struct mbuf **i_pak, int *offp, uint16_t port)
|
||||
#endif
|
||||
uint32_t mflowid;
|
||||
uint8_t mflowtype;
|
||||
uint16_t fibnum;
|
||||
|
||||
iphlen = *offp;
|
||||
if (SCTP_GET_PKT_VRFID(*i_pak, vrf_id)) {
|
||||
@ -109,6 +110,7 @@ sctp6_input_with_port(struct mbuf **i_pak, int *offp, uint16_t port)
|
||||
(int)m->m_pkthdr.csum_flags, CSUM_BITS);
|
||||
mflowid = m->m_pkthdr.flowid;
|
||||
mflowtype = M_HASHTYPE_GET(m);
|
||||
fibnum = M_GETFIB(m);
|
||||
SCTP_STAT_INCR(sctps_recvpackets);
|
||||
SCTP_STAT_INCR_COUNTER64(sctps_inpackets);
|
||||
/* Get IP, SCTP, and first chunk header together in the first mbuf. */
|
||||
@ -169,7 +171,7 @@ sctp6_input_with_port(struct mbuf **i_pak, int *offp, uint16_t port)
|
||||
compute_crc,
|
||||
#endif
|
||||
ecn_bits,
|
||||
mflowtype, mflowid,
|
||||
mflowtype, mflowid, fibnum,
|
||||
vrf_id, port);
|
||||
out:
|
||||
if (m) {
|
||||
|
Loading…
Reference in New Issue
Block a user