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comparison: netwerk/sctp/src/netinet/sctp_indata.h
netwerk/sctp/src/netinet/sctp_indata.h
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- TOR_BUG_9701
- changeset 11
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| -1:000000000000 | 0:cc306f5c3666 |
|---|---|
| 1 /*- | |
| 2 * Copyright (c) 2001-2007, by Cisco Systems, Inc. All rights reserved. | |
| 3 * Copyright (c) 2008-2012, by Randall Stewart. All rights reserved. | |
| 4 * Copyright (c) 2008-2012, by Michael Tuexen. All rights reserved. | |
| 5 * | |
| 6 * Redistribution and use in source and binary forms, with or without | |
| 7 * modification, are permitted provided that the following conditions are met: | |
| 8 * | |
| 9 * a) Redistributions of source code must retain the above copyright notice, | |
| 10 * this list of conditions and the following disclaimer. | |
| 11 * | |
| 12 * b) Redistributions in binary form must reproduce the above copyright | |
| 13 * notice, this list of conditions and the following disclaimer in | |
| 14 * the documentation and/or other materials provided with the distribution. | |
| 15 * | |
| 16 * c) Neither the name of Cisco Systems, Inc. nor the names of its | |
| 17 * contributors may be used to endorse or promote products derived | |
| 18 * from this software without specific prior written permission. | |
| 19 * | |
| 20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, | |
| 22 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE | |
| 24 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | |
| 25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | |
| 26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | |
| 27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | |
| 28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
| 29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF | |
| 30 * THE POSSIBILITY OF SUCH DAMAGE. | |
| 31 */ | |
| 32 | |
| 33 #ifdef __FreeBSD__ | |
| 34 #include <sys/cdefs.h> | |
| 35 __FBSDID("$FreeBSD: head/sys/netinet/sctp_indata.h 252585 2013-07-03 18:48:43Z tuexen $"); | |
| 36 #endif | |
| 37 | |
| 38 #ifndef _NETINET_SCTP_INDATA_H_ | |
| 39 #define _NETINET_SCTP_INDATA_H_ | |
| 40 | |
| 41 #if defined(_KERNEL) || defined(__Userspace__) | |
| 42 | |
| 43 struct sctp_queued_to_read * | |
| 44 sctp_build_readq_entry(struct sctp_tcb *stcb, | |
| 45 struct sctp_nets *net, | |
| 46 uint32_t tsn, uint32_t ppid, | |
| 47 uint32_t context, uint16_t stream_no, | |
| 48 uint16_t stream_seq, uint8_t flags, | |
| 49 struct mbuf *dm); | |
| 50 | |
| 51 | |
| 52 #define sctp_build_readq_entry_mac(_ctl, in_it, context, net, tsn, ppid, stream_no, stream_seq, flags, dm) do { \ | |
| 53 if (_ctl) { \ | |
| 54 atomic_add_int(&((net)->ref_count), 1); \ | |
| 55 (_ctl)->sinfo_stream = stream_no; \ | |
| 56 (_ctl)->sinfo_ssn = stream_seq; \ | |
| 57 (_ctl)->sinfo_flags = (flags << 8); \ | |
| 58 (_ctl)->sinfo_ppid = ppid; \ | |
| 59 (_ctl)->sinfo_context = context; \ | |
| 60 (_ctl)->sinfo_timetolive = 0; \ | |
| 61 (_ctl)->sinfo_tsn = tsn; \ | |
| 62 (_ctl)->sinfo_cumtsn = tsn; \ | |
| 63 (_ctl)->sinfo_assoc_id = sctp_get_associd((in_it)); \ | |
| 64 (_ctl)->length = 0; \ | |
| 65 (_ctl)->held_length = 0; \ | |
| 66 (_ctl)->whoFrom = net; \ | |
| 67 (_ctl)->data = dm; \ | |
| 68 (_ctl)->tail_mbuf = NULL; \ | |
| 69 (_ctl)->aux_data = NULL; \ | |
| 70 (_ctl)->stcb = (in_it); \ | |
| 71 (_ctl)->port_from = (in_it)->rport; \ | |
| 72 (_ctl)->spec_flags = 0; \ | |
| 73 (_ctl)->do_not_ref_stcb = 0; \ | |
| 74 (_ctl)->end_added = 0; \ | |
| 75 (_ctl)->pdapi_aborted = 0; \ | |
| 76 (_ctl)->some_taken = 0; \ | |
| 77 } \ | |
| 78 } while (0) | |
| 79 | |
| 80 | |
| 81 | |
| 82 struct mbuf * | |
| 83 sctp_build_ctl_nchunk(struct sctp_inpcb *inp, | |
| 84 struct sctp_sndrcvinfo *sinfo); | |
| 85 | |
| 86 void sctp_set_rwnd(struct sctp_tcb *, struct sctp_association *); | |
| 87 | |
| 88 uint32_t | |
| 89 sctp_calc_rwnd(struct sctp_tcb *stcb, struct sctp_association *asoc); | |
| 90 | |
| 91 void | |
| 92 sctp_express_handle_sack(struct sctp_tcb *stcb, uint32_t cumack, | |
| 93 uint32_t rwnd, int *abort_now, int ecne_seen); | |
| 94 | |
| 95 void | |
| 96 sctp_handle_sack(struct mbuf *m, int offset_seg, int offset_dup, | |
| 97 struct sctp_tcb *stcb, | |
| 98 uint16_t num_seg, uint16_t num_nr_seg, uint16_t num_dup, | |
| 99 int *abort_now, uint8_t flags, | |
| 100 uint32_t cum_ack, uint32_t rwnd, int ecne_seen); | |
| 101 | |
| 102 /* draft-ietf-tsvwg-usctp */ | |
| 103 void | |
| 104 sctp_handle_forward_tsn(struct sctp_tcb *, | |
| 105 struct sctp_forward_tsn_chunk *, int *, struct mbuf *, int); | |
| 106 | |
| 107 struct sctp_tmit_chunk * | |
| 108 sctp_try_advance_peer_ack_point(struct sctp_tcb *, struct sctp_association *); | |
| 109 | |
| 110 void sctp_service_queues(struct sctp_tcb *, struct sctp_association *); | |
| 111 | |
| 112 void | |
| 113 sctp_update_acked(struct sctp_tcb *, struct sctp_shutdown_chunk *, int *); | |
| 114 | |
| 115 int | |
| 116 sctp_process_data(struct mbuf **, int, int *, int, | |
| 117 struct sockaddr *src, struct sockaddr *dst, | |
| 118 struct sctphdr *, | |
| 119 struct sctp_inpcb *, struct sctp_tcb *, | |
| 120 struct sctp_nets *, uint32_t *, | |
| 121 #if defined(__FreeBSD__) | |
| 122 uint8_t, uint32_t, | |
| 123 #endif | |
| 124 uint32_t, uint16_t); | |
| 125 | |
| 126 void sctp_slide_mapping_arrays(struct sctp_tcb *stcb); | |
| 127 | |
| 128 void sctp_sack_check(struct sctp_tcb *, int); | |
| 129 | |
| 130 #endif | |
| 131 #endif |
