michael@0: /*- michael@0: * Copyright (c) 2001-2008, by Cisco Systems, Inc. All rights reserved. michael@0: * Copyright (c) 2008-2012, by Randall Stewart. All rights reserved. michael@0: * Copyright (c) 2008-2012, by Michael Tuexen. All rights reserved. michael@0: * michael@0: * Redistribution and use in source and binary forms, with or without michael@0: * modification, are permitted provided that the following conditions are met: michael@0: * michael@0: * a) Redistributions of source code must retain the above copyright notice, michael@0: * this list of conditions and the following disclaimer. michael@0: * michael@0: * b) Redistributions in binary form must reproduce the above copyright michael@0: * notice, this list of conditions and the following disclaimer in michael@0: * the documentation and/or other materials provided with the distribution. michael@0: * michael@0: * c) Neither the name of Cisco Systems, Inc. nor the names of its michael@0: * contributors may be used to endorse or promote products derived michael@0: * from this software without specific prior written permission. michael@0: * michael@0: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS michael@0: * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, michael@0: * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE michael@0: * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE michael@0: * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR michael@0: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF michael@0: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS michael@0: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN michael@0: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) michael@0: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF michael@0: * THE POSSIBILITY OF SUCH DAMAGE. michael@0: */ michael@0: michael@0: #ifdef __FreeBSD__ michael@0: #include michael@0: __FBSDID("$FreeBSD: head/sys/netinet/sctp_constants.h 256556 2013-10-15 20:21:27Z tuexen $"); michael@0: #endif michael@0: michael@0: #ifndef _NETINET_SCTP_CONSTANTS_H_ michael@0: #define _NETINET_SCTP_CONSTANTS_H_ michael@0: michael@0: #if defined(__Userspace_os_Windows) michael@0: extern void getwintimeofday(struct timeval *tv); michael@0: #endif michael@0: /* IANA assigned port number for SCTP over UDP encapsulation */ michael@0: #ifdef __FreeBSD__ michael@0: /* For freebsd we cannot bind the port at michael@0: * startup. Otherwise what will happen is michael@0: * we really won't be bound. The user must michael@0: * put it into the sysctl... or we need michael@0: * to build a special timer for this to allow michael@0: * us to wait 1 second or so after the system michael@0: * comes up. michael@0: */ michael@0: #define SCTP_OVER_UDP_TUNNELING_PORT 0 michael@0: #else michael@0: #define SCTP_OVER_UDP_TUNNELING_PORT 9899 michael@0: #endif michael@0: /* Number of packets to get before sack sent by default */ michael@0: #define SCTP_DEFAULT_SACK_FREQ 2 michael@0: michael@0: /* Address limit - This variable is calculated michael@0: * based on an 65535 byte max ip packet. We take out 100 bytes michael@0: * for the cookie, 40 bytes for a v6 header and 32 michael@0: * bytes for the init structure. A second init structure michael@0: * for the init-ack and then finally a third one for the michael@0: * imbedded init. This yeilds 100+40+(3 * 32) = 236 bytes. michael@0: * This leaves 65299 bytes for addresses. We throw out the 299 bytes. michael@0: * Now whatever we send in the INIT() we need to allow to get back in the michael@0: * INIT-ACK plus all the values from INIT and INIT-ACK michael@0: * listed in the cookie. Plus we need some overhead for michael@0: * maybe copied parameters in the COOKIE. If we michael@0: * allow 1080 addresses, and each side has 1080 V6 addresses michael@0: * that will be 21600 bytes. In the INIT-ACK we will michael@0: * see the INIT-ACK 21600 + 43200 in the cookie. This leaves michael@0: * about 500 bytes slack for misc things in the cookie. michael@0: */ michael@0: #define SCTP_ADDRESS_LIMIT 1080 michael@0: michael@0: /* We need at least 2k of space for us, inits michael@0: * larger than that lets abort. michael@0: */ michael@0: #define SCTP_LARGEST_INIT_ACCEPTED (65535 - 2048) michael@0: michael@0: /* Number of addresses where we just skip the counting */ michael@0: #define SCTP_COUNT_LIMIT 40 michael@0: michael@0: #define SCTP_ZERO_COPY_TICK_DELAY (((100 * hz) + 999) / 1000) michael@0: #define SCTP_ZERO_COPY_SENDQ_TICK_DELAY (((100 * hz) + 999) / 1000) michael@0: michael@0: /* Number of ticks to delay before running michael@0: * iterator on an address change. michael@0: */ michael@0: #define SCTP_ADDRESS_TICK_DELAY 2 michael@0: michael@0: #define SCTP_VERSION_STRING "KAME-BSD 1.1" michael@0: /* #define SCTP_AUDITING_ENABLED 1 used for debug/auditing */ michael@0: #define SCTP_AUDIT_SIZE 256 michael@0: michael@0: michael@0: #define SCTP_KTRHEAD_NAME "sctp_iterator" michael@0: #define SCTP_KTHREAD_PAGES 0 michael@0: michael@0: #define SCTP_MCORE_NAME "sctp_core_worker" michael@0: michael@0: michael@0: /* If you support Multi-VRF how big to michael@0: * make the initial array of VRF's to. michael@0: */ michael@0: #define SCTP_DEFAULT_VRF_SIZE 4 michael@0: michael@0: /* constants for rto calc */ michael@0: #define sctp_align_safe_nocopy 0 michael@0: #define sctp_align_unsafe_makecopy 1 michael@0: michael@0: /* JRS - Values defined for the HTCP algorithm */ michael@0: #define ALPHA_BASE (1<<7) /* 1.0 with shift << 7 */ michael@0: #define BETA_MIN (1<<6) /* 0.5 with shift << 7 */ michael@0: #define BETA_MAX 102 /* 0.8 with shift << 7 */ michael@0: michael@0: /* Places that CWND log can happen from */ michael@0: #define SCTP_CWND_LOG_FROM_FR 1 michael@0: #define SCTP_CWND_LOG_FROM_RTX 2 michael@0: #define SCTP_CWND_LOG_FROM_BRST 3 michael@0: #define SCTP_CWND_LOG_FROM_SS 4 michael@0: #define SCTP_CWND_LOG_FROM_CA 5 michael@0: #define SCTP_CWND_LOG_FROM_SAT 6 michael@0: #define SCTP_BLOCK_LOG_INTO_BLK 7 michael@0: #define SCTP_BLOCK_LOG_OUTOF_BLK 8 michael@0: #define SCTP_BLOCK_LOG_CHECK 9 michael@0: #define SCTP_STR_LOG_FROM_INTO_STRD 10 michael@0: #define SCTP_STR_LOG_FROM_IMMED_DEL 11 michael@0: #define SCTP_STR_LOG_FROM_INSERT_HD 12 michael@0: #define SCTP_STR_LOG_FROM_INSERT_MD 13 michael@0: #define SCTP_STR_LOG_FROM_INSERT_TL 14 michael@0: #define SCTP_STR_LOG_FROM_MARK_TSN 15 michael@0: #define SCTP_STR_LOG_FROM_EXPRS_DEL 16 michael@0: #define SCTP_FR_LOG_BIGGEST_TSNS 17 michael@0: #define SCTP_FR_LOG_STRIKE_TEST 18 michael@0: #define SCTP_FR_LOG_STRIKE_CHUNK 19 michael@0: #define SCTP_FR_T3_TIMEOUT 20 michael@0: #define SCTP_MAP_PREPARE_SLIDE 21 michael@0: #define SCTP_MAP_SLIDE_FROM 22 michael@0: #define SCTP_MAP_SLIDE_RESULT 23 michael@0: #define SCTP_MAP_SLIDE_CLEARED 24 michael@0: #define SCTP_MAP_SLIDE_NONE 25 michael@0: #define SCTP_FR_T3_MARK_TIME 26 michael@0: #define SCTP_FR_T3_MARKED 27 michael@0: #define SCTP_FR_T3_STOPPED 28 michael@0: #define SCTP_FR_MARKED 30 michael@0: #define SCTP_CWND_LOG_NOADV_SS 31 michael@0: #define SCTP_CWND_LOG_NOADV_CA 32 michael@0: #define SCTP_MAX_BURST_APPLIED 33 michael@0: #define SCTP_MAX_IFP_APPLIED 34 michael@0: #define SCTP_MAX_BURST_ERROR_STOP 35 michael@0: #define SCTP_INCREASE_PEER_RWND 36 michael@0: #define SCTP_DECREASE_PEER_RWND 37 michael@0: #define SCTP_SET_PEER_RWND_VIA_SACK 38 michael@0: #define SCTP_LOG_MBCNT_INCREASE 39 michael@0: #define SCTP_LOG_MBCNT_DECREASE 40 michael@0: #define SCTP_LOG_MBCNT_CHKSET 41 michael@0: #define SCTP_LOG_NEW_SACK 42 michael@0: #define SCTP_LOG_TSN_ACKED 43 michael@0: #define SCTP_LOG_TSN_REVOKED 44 michael@0: #define SCTP_LOG_LOCK_TCB 45 michael@0: #define SCTP_LOG_LOCK_INP 46 michael@0: #define SCTP_LOG_LOCK_SOCK 47 michael@0: #define SCTP_LOG_LOCK_SOCKBUF_R 48 michael@0: #define SCTP_LOG_LOCK_SOCKBUF_S 49 michael@0: #define SCTP_LOG_LOCK_CREATE 50 michael@0: #define SCTP_LOG_INITIAL_RTT 51 michael@0: #define SCTP_LOG_RTTVAR 52 michael@0: #define SCTP_LOG_SBALLOC 53 michael@0: #define SCTP_LOG_SBFREE 54 michael@0: #define SCTP_LOG_SBRESULT 55 michael@0: #define SCTP_FR_DUPED 56 michael@0: #define SCTP_FR_MARKED_EARLY 57 michael@0: #define SCTP_FR_CWND_REPORT 58 michael@0: #define SCTP_FR_CWND_REPORT_START 59 michael@0: #define SCTP_FR_CWND_REPORT_STOP 60 michael@0: #define SCTP_CWND_LOG_FROM_SEND 61 michael@0: #define SCTP_CWND_INITIALIZATION 62 michael@0: #define SCTP_CWND_LOG_FROM_T3 63 michael@0: #define SCTP_CWND_LOG_FROM_SACK 64 michael@0: #define SCTP_CWND_LOG_NO_CUMACK 65 michael@0: #define SCTP_CWND_LOG_FROM_RESEND 66 michael@0: #define SCTP_FR_LOG_CHECK_STRIKE 67 michael@0: #define SCTP_SEND_NOW_COMPLETES 68 michael@0: #define SCTP_CWND_LOG_FILL_OUTQ_CALLED 69 michael@0: #define SCTP_CWND_LOG_FILL_OUTQ_FILLS 70 michael@0: #define SCTP_LOG_FREE_SENT 71 michael@0: #define SCTP_NAGLE_APPLIED 72 michael@0: #define SCTP_NAGLE_SKIPPED 73 michael@0: #define SCTP_WAKESND_FROM_SACK 74 michael@0: #define SCTP_WAKESND_FROM_FWDTSN 75 michael@0: #define SCTP_NOWAKE_FROM_SACK 76 michael@0: #define SCTP_CWNDLOG_PRESEND 77 michael@0: #define SCTP_CWNDLOG_ENDSEND 78 michael@0: #define SCTP_AT_END_OF_SACK 79 michael@0: #define SCTP_REASON_FOR_SC 80 michael@0: #define SCTP_BLOCK_LOG_INTO_BLKA 81 michael@0: #define SCTP_ENTER_USER_RECV 82 michael@0: #define SCTP_USER_RECV_SACKS 83 michael@0: #define SCTP_SORECV_BLOCKSA 84 michael@0: #define SCTP_SORECV_BLOCKSB 85 michael@0: #define SCTP_SORECV_DONE 86 michael@0: #define SCTP_SACK_RWND_UPDATE 87 michael@0: #define SCTP_SORECV_ENTER 88 michael@0: #define SCTP_SORECV_ENTERPL 89 michael@0: #define SCTP_MBUF_INPUT 90 michael@0: #define SCTP_MBUF_IALLOC 91 michael@0: #define SCTP_MBUF_IFREE 92 michael@0: #define SCTP_MBUF_ICOPY 93 michael@0: #define SCTP_MBUF_SPLIT 94 michael@0: #define SCTP_SORCV_FREECTL 95 michael@0: #define SCTP_SORCV_DOESCPY 96 michael@0: #define SCTP_SORCV_DOESLCK 97 michael@0: #define SCTP_SORCV_DOESADJ 98 michael@0: #define SCTP_SORCV_BOTWHILE 99 michael@0: #define SCTP_SORCV_PASSBF 100 michael@0: #define SCTP_SORCV_ADJD 101 michael@0: #define SCTP_UNKNOWN_MAX 102 michael@0: #define SCTP_RANDY_STUFF 103 michael@0: #define SCTP_RANDY_STUFF1 104 michael@0: #define SCTP_STRMOUT_LOG_ASSIGN 105 michael@0: #define SCTP_STRMOUT_LOG_SEND 106 michael@0: #define SCTP_FLIGHT_LOG_DOWN_CA 107 michael@0: #define SCTP_FLIGHT_LOG_UP 108 michael@0: #define SCTP_FLIGHT_LOG_DOWN_GAP 109 michael@0: #define SCTP_FLIGHT_LOG_DOWN_RSND 110 michael@0: #define SCTP_FLIGHT_LOG_UP_RSND 111 michael@0: #define SCTP_FLIGHT_LOG_DOWN_RSND_TO 112 michael@0: #define SCTP_FLIGHT_LOG_DOWN_WP 113 michael@0: #define SCTP_FLIGHT_LOG_UP_REVOKE 114 michael@0: #define SCTP_FLIGHT_LOG_DOWN_PDRP 115 michael@0: #define SCTP_FLIGHT_LOG_DOWN_PMTU 116 michael@0: #define SCTP_SACK_LOG_NORMAL 117 michael@0: #define SCTP_SACK_LOG_EXPRESS 118 michael@0: #define SCTP_MAP_TSN_ENTERS 119 michael@0: #define SCTP_THRESHOLD_CLEAR 120 michael@0: #define SCTP_THRESHOLD_INCR 121 michael@0: #define SCTP_FLIGHT_LOG_DWN_WP_FWD 122 michael@0: #define SCTP_FWD_TSN_CHECK 123 michael@0: #define SCTP_LOG_MAX_TYPES 124 michael@0: /* michael@0: * To turn on various logging, you must first enable 'options KTR' and michael@0: * you might want to bump the entires 'options KTR_ENTRIES=80000'. michael@0: * To get something to log you define one of the logging defines. michael@0: * (see LINT). michael@0: * michael@0: * This gets the compile in place, but you still need to turn the michael@0: * logging flag on too in the sysctl (see in sctp.h). michael@0: */ michael@0: michael@0: #define SCTP_LOG_EVENT_UNKNOWN 0 michael@0: #define SCTP_LOG_EVENT_CWND 1 michael@0: #define SCTP_LOG_EVENT_BLOCK 2 michael@0: #define SCTP_LOG_EVENT_STRM 3 michael@0: #define SCTP_LOG_EVENT_FR 4 michael@0: #define SCTP_LOG_EVENT_MAP 5 michael@0: #define SCTP_LOG_EVENT_MAXBURST 6 michael@0: #define SCTP_LOG_EVENT_RWND 7 michael@0: #define SCTP_LOG_EVENT_MBCNT 8 michael@0: #define SCTP_LOG_EVENT_SACK 9 michael@0: #define SCTP_LOG_LOCK_EVENT 10 michael@0: #define SCTP_LOG_EVENT_RTT 11 michael@0: #define SCTP_LOG_EVENT_SB 12 michael@0: #define SCTP_LOG_EVENT_NAGLE 13 michael@0: #define SCTP_LOG_EVENT_WAKE 14 michael@0: #define SCTP_LOG_MISC_EVENT 15 michael@0: #define SCTP_LOG_EVENT_CLOSE 16 michael@0: #define SCTP_LOG_EVENT_MBUF 17 michael@0: #define SCTP_LOG_CHUNK_PROC 18 michael@0: #define SCTP_LOG_ERROR_RET 19 michael@0: michael@0: #define SCTP_LOG_MAX_EVENT 20 michael@0: michael@0: #define SCTP_LOCK_UNKNOWN 2 michael@0: michael@0: michael@0: /* number of associations by default for zone allocation */ michael@0: #define SCTP_MAX_NUM_OF_ASOC 40000 michael@0: /* how many addresses per assoc remote and local */ michael@0: #define SCTP_SCALE_FOR_ADDR 2 michael@0: michael@0: /* default AUTO_ASCONF mode enable(1)/disable(0) value (sysctl) */ michael@0: #if defined(__APPLE__) michael@0: #if !defined(SCTP_APPLE_AUTO_ASCONF) michael@0: #define SCTP_DEFAULT_AUTO_ASCONF 0 michael@0: #else michael@0: #define SCTP_DEFAULT_AUTO_ASCONF 1 michael@0: #endif michael@0: #else michael@0: #define SCTP_DEFAULT_AUTO_ASCONF 1 michael@0: #endif michael@0: michael@0: /* default MULTIPLE_ASCONF mode enable(1)/disable(0) value (sysctl) */ michael@0: #define SCTP_DEFAULT_MULTIPLE_ASCONFS 0 michael@0: michael@0: /* default MOBILITY_BASE mode enable(1)/disable(0) value (sysctl) */ michael@0: #if defined(__APPLE__) michael@0: #if !defined(SCTP_APPLE_MOBILITY_BASE) michael@0: #define SCTP_DEFAULT_MOBILITY_BASE 0 michael@0: #else michael@0: #define SCTP_DEFAULT_MOBILITY_BASE 1 michael@0: #endif michael@0: #else michael@0: #define SCTP_DEFAULT_MOBILITY_BASE 0 michael@0: #endif michael@0: michael@0: /* default MOBILITY_FASTHANDOFF mode enable(1)/disable(0) value (sysctl) */ michael@0: #if defined(__APPLE__) michael@0: #if !defined(SCTP_APPLE_MOBILITY_FASTHANDOFF) michael@0: #define SCTP_DEFAULT_MOBILITY_FASTHANDOFF 0 michael@0: #else michael@0: #define SCTP_DEFAULT_MOBILITY_FASTHANDOFF 1 michael@0: #endif michael@0: #else michael@0: #define SCTP_DEFAULT_MOBILITY_FASTHANDOFF 0 michael@0: #endif michael@0: michael@0: /* michael@0: * Theshold for rwnd updates, we have to read (sb_hiwat >> michael@0: * SCTP_RWND_HIWAT_SHIFT) before we will look to see if we need to send a michael@0: * window update sack. When we look, we compare the last rwnd we sent vs the michael@0: * current rwnd. It too must be greater than this value. Using 3 divdes the michael@0: * hiwat by 8, so for 200k rwnd we need to read 24k. For a 64k rwnd we need michael@0: * to read 8k. This seems about right.. I hope :-D.. we do set a michael@0: * min of a MTU on it so if the rwnd is real small we will insist michael@0: * on a full MTU of 1500 bytes. michael@0: */ michael@0: #define SCTP_RWND_HIWAT_SHIFT 3 michael@0: michael@0: /* How much of the rwnd must the michael@0: * message be taking up to start partial delivery. michael@0: * We calculate this by shifing the hi_water (recv_win) michael@0: * left the following .. set to 1, when a message holds michael@0: * 1/2 the rwnd. If we set it to 2 when a message holds michael@0: * 1/4 the rwnd...etc.. michael@0: */ michael@0: michael@0: #define SCTP_PARTIAL_DELIVERY_SHIFT 1 michael@0: michael@0: /* michael@0: * default HMAC for cookies, etc... use one of the AUTH HMAC id's michael@0: * SCTP_HMAC is the HMAC_ID to use michael@0: * SCTP_SIGNATURE_SIZE is the digest length michael@0: */ michael@0: #define SCTP_HMAC SCTP_AUTH_HMAC_ID_SHA1 michael@0: #define SCTP_SIGNATURE_SIZE SCTP_AUTH_DIGEST_LEN_SHA1 michael@0: #define SCTP_SIGNATURE_ALOC_SIZE SCTP_SIGNATURE_SIZE michael@0: michael@0: /* michael@0: * the SCTP protocol signature this includes the version number encoded in michael@0: * the last 4 bits of the signature. michael@0: */ michael@0: #define PROTO_SIGNATURE_A 0x30000000 michael@0: #define SCTP_VERSION_NUMBER 0x3 michael@0: michael@0: #define MAX_TSN 0xffffffff michael@0: michael@0: /* how many executions every N tick's */ michael@0: #define SCTP_ITERATOR_MAX_AT_ONCE 20 michael@0: michael@0: /* number of clock ticks between iterator executions */ michael@0: #define SCTP_ITERATOR_TICKS 1 michael@0: michael@0: /* michael@0: * option: If you comment out the following you will receive the old behavior michael@0: * of obeying cwnd for the fast retransmit algorithm. With this defined a FR michael@0: * happens right away with-out waiting for the flightsize to drop below the michael@0: * cwnd value (which is reduced by the FR to 1/2 the inflight packets). michael@0: */ michael@0: #define SCTP_IGNORE_CWND_ON_FR 1 michael@0: michael@0: /* michael@0: * Adds implementors guide behavior to only use newest highest update in SACK michael@0: * gap ack's to figure out if you need to stroke a chunk for FR. michael@0: */ michael@0: #define SCTP_NO_FR_UNLESS_SEGMENT_SMALLER 1 michael@0: michael@0: /* default max I can burst out after a fast retransmit, 0 disables it */ michael@0: #define SCTP_DEF_MAX_BURST 4 michael@0: #define SCTP_DEF_HBMAX_BURST 4 michael@0: #define SCTP_DEF_FRMAX_BURST 4 michael@0: michael@0: /* RTO calculation flag to say if it michael@0: * is safe to determine local lan or not. michael@0: */ michael@0: #define SCTP_RTT_FROM_NON_DATA 0 michael@0: #define SCTP_RTT_FROM_DATA 1 michael@0: michael@0: michael@0: /* IP hdr (20/40) + 12+2+2 (enet) + sctp common 12 */ michael@0: #define SCTP_FIRST_MBUF_RESV 68 michael@0: /* Packet transmit states in the sent field */ michael@0: #define SCTP_DATAGRAM_UNSENT 0 michael@0: #define SCTP_DATAGRAM_SENT 1 michael@0: #define SCTP_DATAGRAM_RESEND1 2 /* not used (in code, but may michael@0: * hit this value) */ michael@0: #define SCTP_DATAGRAM_RESEND2 3 /* not used (in code, but may michael@0: * hit this value) */ michael@0: #define SCTP_DATAGRAM_RESEND 4 michael@0: #define SCTP_DATAGRAM_ACKED 10010 michael@0: #define SCTP_DATAGRAM_MARKED 20010 michael@0: #define SCTP_FORWARD_TSN_SKIP 30010 michael@0: #define SCTP_DATAGRAM_NR_ACKED 40010 michael@0: michael@0: /* chunk output send from locations */ michael@0: #define SCTP_OUTPUT_FROM_USR_SEND 0 michael@0: #define SCTP_OUTPUT_FROM_T3 1 michael@0: #define SCTP_OUTPUT_FROM_INPUT_ERROR 2 michael@0: #define SCTP_OUTPUT_FROM_CONTROL_PROC 3 michael@0: #define SCTP_OUTPUT_FROM_SACK_TMR 4 michael@0: #define SCTP_OUTPUT_FROM_SHUT_TMR 5 michael@0: #define SCTP_OUTPUT_FROM_HB_TMR 6 michael@0: #define SCTP_OUTPUT_FROM_SHUT_ACK_TMR 7 michael@0: #define SCTP_OUTPUT_FROM_ASCONF_TMR 8 michael@0: #define SCTP_OUTPUT_FROM_STRRST_TMR 9 michael@0: #define SCTP_OUTPUT_FROM_AUTOCLOSE_TMR 10 michael@0: #define SCTP_OUTPUT_FROM_EARLY_FR_TMR 11 michael@0: #define SCTP_OUTPUT_FROM_STRRST_REQ 12 michael@0: #define SCTP_OUTPUT_FROM_USR_RCVD 13 michael@0: #define SCTP_OUTPUT_FROM_COOKIE_ACK 14 michael@0: #define SCTP_OUTPUT_FROM_DRAIN 15 michael@0: #define SCTP_OUTPUT_FROM_CLOSING 16 michael@0: #define SCTP_OUTPUT_FROM_SOCKOPT 17 michael@0: michael@0: /* SCTP chunk types are moved sctp.h for application (NAT, FW) use */ michael@0: michael@0: /* align to 32-bit sizes */ michael@0: #define SCTP_SIZE32(x) ((((x) + 3) >> 2) << 2) michael@0: michael@0: #define IS_SCTP_CONTROL(a) ((a)->chunk_type != SCTP_DATA) michael@0: #define IS_SCTP_DATA(a) ((a)->chunk_type == SCTP_DATA) michael@0: michael@0: michael@0: /* SCTP parameter types */ michael@0: /*************0x0000 series*************/ michael@0: #define SCTP_HEARTBEAT_INFO 0x0001 michael@0: #if defined(__Userspace__) michael@0: #define SCTP_CONN_ADDRESS 0x0004 michael@0: #endif michael@0: #define SCTP_IPV4_ADDRESS 0x0005 michael@0: #define SCTP_IPV6_ADDRESS 0x0006 michael@0: #define SCTP_STATE_COOKIE 0x0007 michael@0: #define SCTP_UNRECOG_PARAM 0x0008 michael@0: #define SCTP_COOKIE_PRESERVE 0x0009 michael@0: #define SCTP_HOSTNAME_ADDRESS 0x000b michael@0: #define SCTP_SUPPORTED_ADDRTYPE 0x000c michael@0: michael@0: /* draft-ietf-stewart-tsvwg-strreset-xxx */ michael@0: #define SCTP_STR_RESET_OUT_REQUEST 0x000d michael@0: #define SCTP_STR_RESET_IN_REQUEST 0x000e michael@0: #define SCTP_STR_RESET_TSN_REQUEST 0x000f michael@0: #define SCTP_STR_RESET_RESPONSE 0x0010 michael@0: #define SCTP_STR_RESET_ADD_OUT_STREAMS 0x0011 michael@0: #define SCTP_STR_RESET_ADD_IN_STREAMS 0x0012 michael@0: michael@0: #define SCTP_MAX_RESET_PARAMS 2 michael@0: #define SCTP_STREAM_RESET_TSN_DELTA 0x1000 michael@0: michael@0: /*************0x4000 series*************/ michael@0: michael@0: /*************0x8000 series*************/ michael@0: #define SCTP_ECN_CAPABLE 0x8000 michael@0: michael@0: /* draft-ietf-tsvwg-auth-xxx */ michael@0: #define SCTP_RANDOM 0x8002 michael@0: #define SCTP_CHUNK_LIST 0x8003 michael@0: #define SCTP_HMAC_LIST 0x8004 michael@0: /* michael@0: * draft-ietf-tsvwg-addip-sctp-xx param=0x8008 len=0xNNNN Byte | Byte | Byte michael@0: * | Byte Byte | Byte ... michael@0: * michael@0: * Where each byte is a chunk type extension supported. For example, to support michael@0: * all chunks one would have (in hex): michael@0: * michael@0: * 80 01 00 09 C0 C1 80 81 82 00 00 00 michael@0: * michael@0: * Has the parameter. C0 = PR-SCTP (RFC3758) C1, 80 = ASCONF (addip draft) 81 michael@0: * = Packet Drop 82 = Stream Reset 83 = Authentication michael@0: */ michael@0: #define SCTP_SUPPORTED_CHUNK_EXT 0x8008 michael@0: michael@0: /*************0xC000 series*************/ michael@0: #define SCTP_PRSCTP_SUPPORTED 0xc000 michael@0: /* draft-ietf-tsvwg-addip-sctp */ michael@0: #define SCTP_ADD_IP_ADDRESS 0xc001 michael@0: #define SCTP_DEL_IP_ADDRESS 0xc002 michael@0: #define SCTP_ERROR_CAUSE_IND 0xc003 michael@0: #define SCTP_SET_PRIM_ADDR 0xc004 michael@0: #define SCTP_SUCCESS_REPORT 0xc005 michael@0: #define SCTP_ULP_ADAPTATION 0xc006 michael@0: /* behave-nat-draft */ michael@0: #define SCTP_HAS_NAT_SUPPORT 0xc007 michael@0: #define SCTP_NAT_VTAGS 0xc008 michael@0: michael@0: /* bits for TOS field */ michael@0: #define SCTP_ECT0_BIT 0x02 michael@0: #define SCTP_ECT1_BIT 0x01 michael@0: #define SCTP_CE_BITS 0x03 michael@0: michael@0: /* below turns off above */ michael@0: #define SCTP_FLEXIBLE_ADDRESS 0x20 michael@0: #define SCTP_NO_HEARTBEAT 0x40 michael@0: michael@0: /* mask to get sticky */ michael@0: #define SCTP_STICKY_OPTIONS_MASK 0x0c michael@0: michael@0: michael@0: /* michael@0: * SCTP states for internal state machine XXX (should match "user" values) michael@0: */ michael@0: #define SCTP_STATE_EMPTY 0x0000 michael@0: #define SCTP_STATE_INUSE 0x0001 michael@0: #define SCTP_STATE_COOKIE_WAIT 0x0002 michael@0: #define SCTP_STATE_COOKIE_ECHOED 0x0004 michael@0: #define SCTP_STATE_OPEN 0x0008 michael@0: #define SCTP_STATE_SHUTDOWN_SENT 0x0010 michael@0: #define SCTP_STATE_SHUTDOWN_RECEIVED 0x0020 michael@0: #define SCTP_STATE_SHUTDOWN_ACK_SENT 0x0040 michael@0: #define SCTP_STATE_SHUTDOWN_PENDING 0x0080 michael@0: #define SCTP_STATE_CLOSED_SOCKET 0x0100 michael@0: #define SCTP_STATE_ABOUT_TO_BE_FREED 0x0200 michael@0: #define SCTP_STATE_PARTIAL_MSG_LEFT 0x0400 michael@0: #define SCTP_STATE_WAS_ABORTED 0x0800 michael@0: #define SCTP_STATE_IN_ACCEPT_QUEUE 0x1000 michael@0: #define SCTP_STATE_MASK 0x007f michael@0: michael@0: #define SCTP_GET_STATE(asoc) ((asoc)->state & SCTP_STATE_MASK) michael@0: #define SCTP_SET_STATE(asoc, newstate) ((asoc)->state = ((asoc)->state & ~SCTP_STATE_MASK) | newstate) michael@0: #define SCTP_CLEAR_SUBSTATE(asoc, substate) ((asoc)->state &= ~substate) michael@0: #define SCTP_ADD_SUBSTATE(asoc, substate) ((asoc)->state |= substate) michael@0: michael@0: /* SCTP reachability state for each address */ michael@0: #define SCTP_ADDR_REACHABLE 0x001 michael@0: #define SCTP_ADDR_NO_PMTUD 0x002 michael@0: #define SCTP_ADDR_NOHB 0x004 michael@0: #define SCTP_ADDR_BEING_DELETED 0x008 michael@0: #define SCTP_ADDR_NOT_IN_ASSOC 0x010 michael@0: #define SCTP_ADDR_OUT_OF_SCOPE 0x080 michael@0: #define SCTP_ADDR_UNCONFIRMED 0x200 michael@0: #define SCTP_ADDR_REQ_PRIMARY 0x400 michael@0: /* JRS 5/13/07 - Added potentially failed state for CMT PF */ michael@0: #define SCTP_ADDR_PF 0x800 michael@0: michael@0: /* bound address types (e.g. valid address types to allow) */ michael@0: #define SCTP_BOUND_V6 0x01 michael@0: #define SCTP_BOUND_V4 0x02 michael@0: michael@0: /* michael@0: * what is the default number of mbufs in a chain I allow before switching to michael@0: * a cluster michael@0: */ michael@0: #define SCTP_DEFAULT_MBUFS_IN_CHAIN 5 michael@0: michael@0: /* How long a cookie lives in milli-seconds */ michael@0: #define SCTP_DEFAULT_COOKIE_LIFE 60000 michael@0: michael@0: /* Maximum the mapping array will grow to (TSN mapping array) */ michael@0: #define SCTP_MAPPING_ARRAY 512 michael@0: michael@0: /* size of the inital malloc on the mapping array */ michael@0: #define SCTP_INITIAL_MAPPING_ARRAY 16 michael@0: /* how much we grow the mapping array each call */ michael@0: #define SCTP_MAPPING_ARRAY_INCR 32 michael@0: michael@0: /* michael@0: * Here we define the timer types used by the implementation as arguments in michael@0: * the set/get timer type calls. michael@0: */ michael@0: #define SCTP_TIMER_INIT 0 michael@0: #define SCTP_TIMER_RECV 1 michael@0: #define SCTP_TIMER_SEND 2 michael@0: #define SCTP_TIMER_HEARTBEAT 3 michael@0: #define SCTP_TIMER_PMTU 4 michael@0: #define SCTP_TIMER_MAXSHUTDOWN 5 michael@0: #define SCTP_TIMER_SIGNATURE 6 michael@0: /* michael@0: * number of timer types in the base SCTP structure used in the set/get and michael@0: * has the base default. michael@0: */ michael@0: #define SCTP_NUM_TMRS 7 michael@0: michael@0: /* timer types */ michael@0: #define SCTP_TIMER_TYPE_NONE 0 michael@0: #define SCTP_TIMER_TYPE_SEND 1 michael@0: #define SCTP_TIMER_TYPE_INIT 2 michael@0: #define SCTP_TIMER_TYPE_RECV 3 michael@0: #define SCTP_TIMER_TYPE_SHUTDOWN 4 michael@0: #define SCTP_TIMER_TYPE_HEARTBEAT 5 michael@0: #define SCTP_TIMER_TYPE_COOKIE 6 michael@0: #define SCTP_TIMER_TYPE_NEWCOOKIE 7 michael@0: #define SCTP_TIMER_TYPE_PATHMTURAISE 8 michael@0: #define SCTP_TIMER_TYPE_SHUTDOWNACK 9 michael@0: #define SCTP_TIMER_TYPE_ASCONF 10 michael@0: #define SCTP_TIMER_TYPE_SHUTDOWNGUARD 11 michael@0: #define SCTP_TIMER_TYPE_AUTOCLOSE 12 michael@0: #define SCTP_TIMER_TYPE_EVENTWAKE 13 michael@0: #define SCTP_TIMER_TYPE_STRRESET 14 michael@0: #define SCTP_TIMER_TYPE_INPKILL 15 michael@0: #define SCTP_TIMER_TYPE_ASOCKILL 16 michael@0: #define SCTP_TIMER_TYPE_ADDR_WQ 17 michael@0: #define SCTP_TIMER_TYPE_ZERO_COPY 18 michael@0: #define SCTP_TIMER_TYPE_ZCOPY_SENDQ 19 michael@0: #define SCTP_TIMER_TYPE_PRIM_DELETED 20 michael@0: /* add new timers here - and increment LAST */ michael@0: #define SCTP_TIMER_TYPE_LAST 21 michael@0: michael@0: #define SCTP_IS_TIMER_TYPE_VALID(t) (((t) > SCTP_TIMER_TYPE_NONE) && \ michael@0: ((t) < SCTP_TIMER_TYPE_LAST)) michael@0: michael@0: michael@0: #if defined(__APPLE__) michael@0: /* Number of ticks to run the main timer at in msec */ michael@0: #define SCTP_MAIN_TIMER_DEFAULT 10 michael@0: #endif michael@0: michael@0: /* max number of TSN's dup'd that I will hold */ michael@0: #define SCTP_MAX_DUP_TSNS 20 michael@0: michael@0: /* michael@0: * Here we define the types used when setting the retry amounts. michael@0: */ michael@0: /* How many drop re-attempts we make on INIT/COOKIE-ECHO */ michael@0: #define SCTP_RETRY_DROPPED_THRESH 4 michael@0: michael@0: /* michael@0: * Maxmium number of chunks a single association can have on it. Note that michael@0: * this is a squishy number since the count can run over this if the user michael@0: * sends a large message down .. the fragmented chunks don't count until michael@0: * AFTER the message is on queue.. it would be the next send that blocks michael@0: * things. This number will get tuned up at boot in the sctp_init and use the michael@0: * number of clusters as a base. This way high bandwidth environments will michael@0: * not get impacted by the lower bandwidth sending a bunch of 1 byte chunks michael@0: */ michael@0: #ifdef __Panda__ michael@0: #define SCTP_ASOC_MAX_CHUNKS_ON_QUEUE 10240 michael@0: #else michael@0: #define SCTP_ASOC_MAX_CHUNKS_ON_QUEUE 512 michael@0: #endif michael@0: michael@0: michael@0: /* The conversion from time to ticks and vice versa is done by rounding michael@0: * upwards. This way we can test in the code the time to be positive and michael@0: * know that this corresponds to a positive number of ticks. michael@0: */ michael@0: #define MSEC_TO_TICKS(x) ((hz == 1000) ? x : ((((x) * hz) + 999) / 1000)) michael@0: #define TICKS_TO_MSEC(x) ((hz == 1000) ? x : ((((x) * 1000) + (hz - 1)) / hz)) michael@0: michael@0: #define SEC_TO_TICKS(x) ((x) * hz) michael@0: #define TICKS_TO_SEC(x) (((x) + (hz - 1)) / hz) michael@0: michael@0: /* michael@0: * Basically the minimum amount of time before I do a early FR. Making this michael@0: * value to low will cause duplicate retransmissions. michael@0: */ michael@0: #define SCTP_MINFR_MSEC_TIMER 250 michael@0: /* The floor this value is allowed to fall to when starting a timer. */ michael@0: #define SCTP_MINFR_MSEC_FLOOR 20 michael@0: michael@0: /* init timer def = 1 sec */ michael@0: #define SCTP_INIT_SEC 1 michael@0: michael@0: /* send timer def = 1 seconds */ michael@0: #define SCTP_SEND_SEC 1 michael@0: michael@0: /* recv timer def = 200ms */ michael@0: #define SCTP_RECV_MSEC 200 michael@0: michael@0: /* 30 seconds + RTO (in ms) */ michael@0: #define SCTP_HB_DEFAULT_MSEC 30000 michael@0: michael@0: /* Max time I will wait for Shutdown to complete */ michael@0: #define SCTP_DEF_MAX_SHUTDOWN_SEC 180 michael@0: michael@0: michael@0: /* michael@0: * This is how long a secret lives, NOT how long a cookie lives how many michael@0: * ticks the current secret will live. michael@0: */ michael@0: #define SCTP_DEFAULT_SECRET_LIFE_SEC 3600 michael@0: michael@0: #define SCTP_RTO_UPPER_BOUND (60000) /* 60 sec in ms */ michael@0: #define SCTP_RTO_LOWER_BOUND (1000) /* 1 sec is ms */ michael@0: #define SCTP_RTO_INITIAL (3000) /* 3 sec in ms */ michael@0: michael@0: michael@0: #define SCTP_INP_KILL_TIMEOUT 20 /* number of ms to retry kill of inpcb */ michael@0: #define SCTP_ASOC_KILL_TIMEOUT 10 /* number of ms to retry kill of inpcb */ michael@0: michael@0: #define SCTP_DEF_MAX_INIT 8 michael@0: #define SCTP_DEF_MAX_SEND 10 michael@0: #define SCTP_DEF_MAX_PATH_RTX 5 michael@0: #define SCTP_DEF_PATH_PF_THRESHOLD SCTP_DEF_MAX_PATH_RTX michael@0: michael@0: #define SCTP_DEF_PMTU_RAISE_SEC 600 /* 10 min between raise attempts */ michael@0: michael@0: michael@0: /* How many streams I request initally by default */ michael@0: #define SCTP_OSTREAM_INITIAL 10 michael@0: #define SCTP_ISTREAM_INITIAL 2048 michael@0: michael@0: /* michael@0: * How many smallest_mtu's need to increase before a window update sack is michael@0: * sent (should be a power of 2). michael@0: */ michael@0: /* Send window update (incr * this > hiwat). Should be a power of 2 */ michael@0: #define SCTP_MINIMAL_RWND (4096) /* minimal rwnd */ michael@0: michael@0: #define SCTP_ADDRMAX 16 michael@0: michael@0: /* SCTP DEBUG Switch parameters */ michael@0: #define SCTP_DEBUG_TIMER1 0x00000001 michael@0: #define SCTP_DEBUG_TIMER2 0x00000002 /* unused */ michael@0: #define SCTP_DEBUG_TIMER3 0x00000004 /* unused */ michael@0: #define SCTP_DEBUG_TIMER4 0x00000008 michael@0: #define SCTP_DEBUG_OUTPUT1 0x00000010 michael@0: #define SCTP_DEBUG_OUTPUT2 0x00000020 michael@0: #define SCTP_DEBUG_OUTPUT3 0x00000040 michael@0: #define SCTP_DEBUG_OUTPUT4 0x00000080 michael@0: #define SCTP_DEBUG_UTIL1 0x00000100 michael@0: #define SCTP_DEBUG_UTIL2 0x00000200 /* unused */ michael@0: #define SCTP_DEBUG_AUTH1 0x00000400 michael@0: #define SCTP_DEBUG_AUTH2 0x00000800 /* unused */ michael@0: #define SCTP_DEBUG_INPUT1 0x00001000 michael@0: #define SCTP_DEBUG_INPUT2 0x00002000 michael@0: #define SCTP_DEBUG_INPUT3 0x00004000 michael@0: #define SCTP_DEBUG_INPUT4 0x00008000 /* unused */ michael@0: #define SCTP_DEBUG_ASCONF1 0x00010000 michael@0: #define SCTP_DEBUG_ASCONF2 0x00020000 michael@0: #define SCTP_DEBUG_OUTPUT5 0x00040000 /* unused */ michael@0: #define SCTP_DEBUG_XXX 0x00080000 /* unused */ michael@0: #define SCTP_DEBUG_PCB1 0x00100000 michael@0: #define SCTP_DEBUG_PCB2 0x00200000 /* unused */ michael@0: #define SCTP_DEBUG_PCB3 0x00400000 michael@0: #define SCTP_DEBUG_PCB4 0x00800000 michael@0: #define SCTP_DEBUG_INDATA1 0x01000000 michael@0: #define SCTP_DEBUG_INDATA2 0x02000000 /* unused */ michael@0: #define SCTP_DEBUG_INDATA3 0x04000000 /* unused */ michael@0: #define SCTP_DEBUG_CRCOFFLOAD 0x08000000 /* unused */ michael@0: #define SCTP_DEBUG_USRREQ1 0x10000000 /* unused */ michael@0: #define SCTP_DEBUG_USRREQ2 0x20000000 /* unused */ michael@0: #define SCTP_DEBUG_PEEL1 0x40000000 michael@0: #if defined(__Userspace__) michael@0: #define SCTP_DEBUG_USR 0x80000000 michael@0: #else michael@0: #define SCTP_DEBUG_XXXXX 0x80000000 /* unused */ michael@0: #endif michael@0: #define SCTP_DEBUG_ALL 0x7ff3ffff michael@0: #define SCTP_DEBUG_NOISY 0x00040000 michael@0: michael@0: /* What sender needs to see to avoid SWS or we consider peers rwnd 0 */ michael@0: #define SCTP_SWS_SENDER_DEF 1420 michael@0: michael@0: /* michael@0: * SWS is scaled to the sb_hiwat of the socket. A value of 2 is hiwat/4, 1 michael@0: * would be hiwat/2 etc. michael@0: */ michael@0: /* What receiver needs to see in sockbuf or we tell peer its 1 */ michael@0: #define SCTP_SWS_RECEIVER_DEF 3000 michael@0: michael@0: #define SCTP_INITIAL_CWND 4380 michael@0: michael@0: #define SCTP_DEFAULT_MTU 1500 /* emergency default MTU */ michael@0: /* amount peer is obligated to have in rwnd or I will abort */ michael@0: #define SCTP_MIN_RWND 1500 michael@0: michael@0: #define SCTP_DEFAULT_MAXSEGMENT 65535 michael@0: michael@0: #define SCTP_CHUNK_BUFFER_SIZE 512 michael@0: #define SCTP_PARAM_BUFFER_SIZE 512 michael@0: michael@0: /* small chunk store for looking at chunk_list in auth */ michael@0: #define SCTP_SMALL_CHUNK_STORE 260 michael@0: michael@0: #define SCTP_HOW_MANY_SECRETS 2 /* how many secrets I keep */ michael@0: michael@0: #define SCTP_NUMBER_OF_SECRETS 8 /* or 8 * 4 = 32 octets */ michael@0: #define SCTP_SECRET_SIZE 32 /* number of octets in a 256 bits */ michael@0: michael@0: michael@0: /* michael@0: * SCTP upper layer notifications michael@0: */ michael@0: #define SCTP_NOTIFY_ASSOC_UP 1 michael@0: #define SCTP_NOTIFY_ASSOC_DOWN 2 michael@0: #define SCTP_NOTIFY_INTERFACE_DOWN 3 michael@0: #define SCTP_NOTIFY_INTERFACE_UP 4 michael@0: #define SCTP_NOTIFY_SENT_DG_FAIL 5 michael@0: #define SCTP_NOTIFY_UNSENT_DG_FAIL 6 michael@0: #define SCTP_NOTIFY_SPECIAL_SP_FAIL 7 michael@0: #define SCTP_NOTIFY_ASSOC_LOC_ABORTED 8 michael@0: #define SCTP_NOTIFY_ASSOC_REM_ABORTED 9 michael@0: #define SCTP_NOTIFY_ASSOC_RESTART 10 michael@0: #define SCTP_NOTIFY_PEER_SHUTDOWN 11 michael@0: #define SCTP_NOTIFY_ASCONF_ADD_IP 12 michael@0: #define SCTP_NOTIFY_ASCONF_DELETE_IP 13 michael@0: #define SCTP_NOTIFY_ASCONF_SET_PRIMARY 14 michael@0: #define SCTP_NOTIFY_PARTIAL_DELVIERY_INDICATION 15 michael@0: #define SCTP_NOTIFY_INTERFACE_CONFIRMED 16 michael@0: #define SCTP_NOTIFY_STR_RESET_RECV 17 michael@0: #define SCTP_NOTIFY_STR_RESET_SEND 18 michael@0: #define SCTP_NOTIFY_STR_RESET_FAILED_OUT 19 michael@0: #define SCTP_NOTIFY_STR_RESET_FAILED_IN 20 michael@0: #define SCTP_NOTIFY_STR_RESET_DENIED_OUT 21 michael@0: #define SCTP_NOTIFY_STR_RESET_DENIED_IN 22 michael@0: #define SCTP_NOTIFY_AUTH_NEW_KEY 23 michael@0: #define SCTP_NOTIFY_AUTH_FREE_KEY 24 michael@0: #define SCTP_NOTIFY_NO_PEER_AUTH 25 michael@0: #define SCTP_NOTIFY_SENDER_DRY 26 michael@0: #define SCTP_NOTIFY_REMOTE_ERROR 27 michael@0: michael@0: /* This is the value for messages that are NOT completely michael@0: * copied down where we will start to split the message. michael@0: * So, with our default, we split only if the piece we michael@0: * want to take will fill up a full MTU (assuming michael@0: * a 1500 byte MTU). michael@0: */ michael@0: #define SCTP_DEFAULT_SPLIT_POINT_MIN 2904 michael@0: michael@0: /* ABORT CODES and other tell-tale location michael@0: * codes are generated by adding the below michael@0: * to the instance id. michael@0: */ michael@0: michael@0: /* File defines */ michael@0: #define SCTP_FROM_SCTP_INPUT 0x10000000 michael@0: #define SCTP_FROM_SCTP_PCB 0x20000000 michael@0: #define SCTP_FROM_SCTP_INDATA 0x30000000 michael@0: #define SCTP_FROM_SCTP_TIMER 0x40000000 michael@0: #define SCTP_FROM_SCTP_USRREQ 0x50000000 michael@0: #define SCTP_FROM_SCTPUTIL 0x60000000 michael@0: #define SCTP_FROM_SCTP6_USRREQ 0x70000000 michael@0: #define SCTP_FROM_SCTP_ASCONF 0x80000000 michael@0: #define SCTP_FROM_SCTP_OUTPUT 0x90000000 michael@0: #define SCTP_FROM_SCTP_PEELOFF 0xa0000000 michael@0: #define SCTP_FROM_SCTP_PANDA 0xb0000000 michael@0: #define SCTP_FROM_SCTP_SYSCTL 0xc0000000 michael@0: michael@0: /* Location ID's */ michael@0: #define SCTP_LOC_1 0x00000001 michael@0: #define SCTP_LOC_2 0x00000002 michael@0: #define SCTP_LOC_3 0x00000003 michael@0: #define SCTP_LOC_4 0x00000004 michael@0: #define SCTP_LOC_5 0x00000005 michael@0: #define SCTP_LOC_6 0x00000006 michael@0: #define SCTP_LOC_7 0x00000007 michael@0: #define SCTP_LOC_8 0x00000008 michael@0: #define SCTP_LOC_9 0x00000009 michael@0: #define SCTP_LOC_10 0x0000000a michael@0: #define SCTP_LOC_11 0x0000000b michael@0: #define SCTP_LOC_12 0x0000000c michael@0: #define SCTP_LOC_13 0x0000000d michael@0: #define SCTP_LOC_14 0x0000000e michael@0: #define SCTP_LOC_15 0x0000000f michael@0: #define SCTP_LOC_16 0x00000010 michael@0: #define SCTP_LOC_17 0x00000011 michael@0: #define SCTP_LOC_18 0x00000012 michael@0: #define SCTP_LOC_19 0x00000013 michael@0: #define SCTP_LOC_20 0x00000014 michael@0: #define SCTP_LOC_21 0x00000015 michael@0: #define SCTP_LOC_22 0x00000016 michael@0: #define SCTP_LOC_23 0x00000017 michael@0: #define SCTP_LOC_24 0x00000018 michael@0: #define SCTP_LOC_25 0x00000019 michael@0: #define SCTP_LOC_26 0x0000001a michael@0: #define SCTP_LOC_27 0x0000001b michael@0: #define SCTP_LOC_28 0x0000001c michael@0: #define SCTP_LOC_29 0x0000001d michael@0: #define SCTP_LOC_30 0x0000001e michael@0: #define SCTP_LOC_31 0x0000001f michael@0: #define SCTP_LOC_32 0x00000020 michael@0: #define SCTP_LOC_33 0x00000021 michael@0: michael@0: michael@0: /* Free assoc codes */ michael@0: #define SCTP_NORMAL_PROC 0 michael@0: #define SCTP_PCBFREE_NOFORCE 1 michael@0: #define SCTP_PCBFREE_FORCE 2 michael@0: michael@0: /* From codes for adding addresses */ michael@0: #define SCTP_ADDR_IS_CONFIRMED 8 michael@0: #define SCTP_ADDR_DYNAMIC_ADDED 6 michael@0: #define SCTP_IN_COOKIE_PROC 100 michael@0: #define SCTP_ALLOC_ASOC 1 michael@0: #define SCTP_LOAD_ADDR_2 2 michael@0: #define SCTP_LOAD_ADDR_3 3 michael@0: #define SCTP_LOAD_ADDR_4 4 michael@0: #define SCTP_LOAD_ADDR_5 5 michael@0: michael@0: #define SCTP_DONOT_SETSCOPE 0 michael@0: #define SCTP_DO_SETSCOPE 1 michael@0: michael@0: michael@0: /* This value determines the default for when michael@0: * we try to add more on the send queue., if michael@0: * there is room. This prevents us from cycling michael@0: * into the copy_resume routine to often if michael@0: * we have not got enough space to add a decent michael@0: * enough size message. Note that if we have enough michael@0: * space to complete the message copy we will always michael@0: * add to the message, no matter what the size. Its michael@0: * only when we reach the point that we have some left michael@0: * to add, there is only room for part of it that we michael@0: * will use this threshold. Its also a sysctl. michael@0: */ michael@0: #define SCTP_DEFAULT_ADD_MORE 1452 michael@0: michael@0: #ifndef SCTP_PCBHASHSIZE michael@0: /* default number of association hash buckets in each endpoint */ michael@0: #define SCTP_PCBHASHSIZE 256 michael@0: #endif michael@0: #ifndef SCTP_TCBHASHSIZE michael@0: #define SCTP_TCBHASHSIZE 1024 michael@0: #endif michael@0: michael@0: #ifndef SCTP_CHUNKQUEUE_SCALE michael@0: #define SCTP_CHUNKQUEUE_SCALE 10 michael@0: #endif michael@0: michael@0: #ifdef __FreeBSD__ michael@0: /* clock variance is 1 ms */ michael@0: #define SCTP_CLOCK_GRANULARITY 1 michael@0: #else michael@0: /* clock variance is 10 ms */ michael@0: #define SCTP_CLOCK_GRANULARITY 10 michael@0: #endif michael@0: #define IP_HDR_SIZE 40 /* we use the size of a IP6 header here this michael@0: * detracts a small amount for ipv4 but it michael@0: * simplifies the ipv6 addition */ michael@0: michael@0: /* Argument magic number for sctp_inpcb_free() */ michael@0: michael@0: /* third argument */ michael@0: #define SCTP_CALLED_DIRECTLY_NOCMPSET 0 michael@0: #define SCTP_CALLED_AFTER_CMPSET_OFCLOSE 1 michael@0: #define SCTP_CALLED_FROM_INPKILL_TIMER 2 michael@0: /* second argument */ michael@0: #define SCTP_FREE_SHOULD_USE_ABORT 1 michael@0: #define SCTP_FREE_SHOULD_USE_GRACEFUL_CLOSE 0 michael@0: michael@0: #ifndef IPPROTO_SCTP michael@0: #define IPPROTO_SCTP 132 /* the Official IANA number :-) */ michael@0: #endif /* !IPPROTO_SCTP */ michael@0: michael@0: #define SCTP_MAX_DATA_BUNDLING 256 michael@0: michael@0: /* modular comparison */ michael@0: /* See RFC 1982 for details. */ michael@0: #define SCTP_SSN_GT(a, b) (((a < b) && ((uint16_t)(b - a) > (1U<<15))) || \ michael@0: ((a > b) && ((uint16_t)(a - b) < (1U<<15)))) michael@0: #define SCTP_SSN_GE(a, b) (SCTP_SSN_GT(a, b) || (a == b)) michael@0: #define SCTP_TSN_GT(a, b) (((a < b) && ((uint32_t)(b - a) > (1U<<31))) || \ michael@0: ((a > b) && ((uint32_t)(a - b) < (1U<<31)))) michael@0: #define SCTP_TSN_GE(a, b) (SCTP_TSN_GT(a, b) || (a == b)) michael@0: michael@0: /* Mapping array manipulation routines */ michael@0: #define SCTP_IS_TSN_PRESENT(arry, gap) ((arry[(gap >> 3)] >> (gap & 0x07)) & 0x01) michael@0: #define SCTP_SET_TSN_PRESENT(arry, gap) (arry[(gap >> 3)] |= (0x01 << ((gap & 0x07)))) michael@0: #define SCTP_UNSET_TSN_PRESENT(arry, gap) (arry[(gap >> 3)] &= ((~(0x01 << ((gap & 0x07)))) & 0xff)) michael@0: #define SCTP_CALC_TSN_TO_GAP(gap, tsn, mapping_tsn) do { \ michael@0: if (tsn >= mapping_tsn) { \ michael@0: gap = tsn - mapping_tsn; \ michael@0: } else { \ michael@0: gap = (MAX_TSN - mapping_tsn) + tsn + 1; \ michael@0: } \ michael@0: } while (0) michael@0: michael@0: michael@0: #define SCTP_RETRAN_DONE -1 michael@0: #define SCTP_RETRAN_EXIT -2 michael@0: michael@0: /* michael@0: * This value defines the number of vtag block time wait entry's per list michael@0: * element. Each entry will take 2 4 byte ints (and of course the overhead michael@0: * of the next pointer as well). Using 15 as an example will yield * ((8 * michael@0: * 15) + 8) or 128 bytes of overhead for each timewait block that gets michael@0: * initialized. Increasing it to 31 would yeild 256 bytes per block. michael@0: */ michael@0: #define SCTP_NUMBER_IN_VTAG_BLOCK 15 michael@0: /* michael@0: * If we use the STACK option, we have an array of this size head pointers. michael@0: * This array is mod'd the with the size to find which bucket and then all michael@0: * entries must be searched to see if the tag is in timed wait. If so we michael@0: * reject it. michael@0: */ michael@0: #define SCTP_STACK_VTAG_HASH_SIZE 32 michael@0: michael@0: /* michael@0: * Number of seconds of time wait for a vtag. michael@0: */ michael@0: #define SCTP_TIME_WAIT 60 michael@0: michael@0: /* How many micro seconds is the cutoff from michael@0: * local lan type rtt's michael@0: */ michael@0: /* michael@0: * We allow 900us for the rtt. michael@0: */ michael@0: #define SCTP_LOCAL_LAN_RTT 900 michael@0: #define SCTP_LAN_UNKNOWN 0 michael@0: #define SCTP_LAN_LOCAL 1 michael@0: #define SCTP_LAN_INTERNET 2 michael@0: michael@0: #define SCTP_SEND_BUFFER_SPLITTING 0x00000001 michael@0: #define SCTP_RECV_BUFFER_SPLITTING 0x00000002 michael@0: michael@0: /* The system retains a cache of free chunks such to michael@0: * cut down on calls the memory allocation system. There michael@0: * is a per association limit of free items and a overall michael@0: * system limit. If either one gets hit then the resource michael@0: * stops being cached. michael@0: */ michael@0: michael@0: #define SCTP_DEF_ASOC_RESC_LIMIT 10 michael@0: #define SCTP_DEF_SYSTEM_RESC_LIMIT 1000 michael@0: michael@0: /*- michael@0: * defines for socket lock states. michael@0: * Used by __APPLE__ and SCTP_SO_LOCK_TESTING michael@0: */ michael@0: #define SCTP_SO_LOCKED 1 michael@0: #define SCTP_SO_NOT_LOCKED 0 michael@0: michael@0: michael@0: #define SCTP_HOLDS_LOCK 1 michael@0: #define SCTP_NOT_LOCKED 0 michael@0: michael@0: /*- michael@0: * For address locks, do we hold the lock? michael@0: */ michael@0: #define SCTP_ADDR_LOCKED 1 michael@0: #define SCTP_ADDR_NOT_LOCKED 0 michael@0: michael@0: #define IN4_ISPRIVATE_ADDRESS(a) \ michael@0: ((((uint8_t *)&(a)->s_addr)[0] == 10) || \ michael@0: ((((uint8_t *)&(a)->s_addr)[0] == 172) && \ michael@0: (((uint8_t *)&(a)->s_addr)[1] >= 16) && \ michael@0: (((uint8_t *)&(a)->s_addr)[1] <= 32)) || \ michael@0: ((((uint8_t *)&(a)->s_addr)[0] == 192) && \ michael@0: (((uint8_t *)&(a)->s_addr)[1] == 168))) michael@0: michael@0: #define IN4_ISLOOPBACK_ADDRESS(a) \ michael@0: ((((uint8_t *)&(a)->s_addr)[0] == 127) && \ michael@0: (((uint8_t *)&(a)->s_addr)[1] == 0) && \ michael@0: (((uint8_t *)&(a)->s_addr)[2] == 0) && \ michael@0: (((uint8_t *)&(a)->s_addr)[3] == 1)) michael@0: michael@0: #define IN4_ISLINKLOCAL_ADDRESS(a) \ michael@0: ((((uint8_t *)&(a)->s_addr)[0] == 169) && \ michael@0: (((uint8_t *)&(a)->s_addr)[1] == 254)) michael@0: michael@0: #if defined(__Userspace__) michael@0: #if defined(__Userspace_os_Windows) michael@0: #define SCTP_GETTIME_TIMEVAL(x) getwintimeofday(x) michael@0: #define SCTP_GETPTIME_TIMEVAL(x) getwintimeofday(x) /* this doesn't seem to ever be used.. */ michael@0: #else michael@0: #define SCTP_GETTIME_TIMEVAL(x) gettimeofday(x, NULL) michael@0: #define SCTP_GETPTIME_TIMEVAL(x) gettimeofday(x, NULL) michael@0: #endif michael@0: #endif michael@0: michael@0: #if defined(_KERNEL) michael@0: #define SCTP_GETTIME_TIMEVAL(x) (getmicrouptime(x)) michael@0: #define SCTP_GETPTIME_TIMEVAL(x) (microuptime(x)) michael@0: #endif michael@0: michael@0: #if defined(_KERNEL) || defined(__Userspace__) michael@0: #define sctp_sowwakeup(inp, so) \ michael@0: do { \ michael@0: if (inp->sctp_flags & SCTP_PCB_FLAGS_DONT_WAKE) { \ michael@0: inp->sctp_flags |= SCTP_PCB_FLAGS_WAKEOUTPUT; \ michael@0: } else { \ michael@0: sowwakeup(so); \ michael@0: } \ michael@0: } while (0) michael@0: michael@0: #if defined(__FreeBSD__) || defined(__Windows__) || defined(__Userspace__) michael@0: #define sctp_sowwakeup_locked(inp, so) \ michael@0: do { \ michael@0: if (inp->sctp_flags & SCTP_PCB_FLAGS_DONT_WAKE) { \ michael@0: SOCKBUF_UNLOCK(&((so)->so_snd)); \ michael@0: inp->sctp_flags |= SCTP_PCB_FLAGS_WAKEOUTPUT; \ michael@0: } else { \ michael@0: sowwakeup_locked(so); \ michael@0: } \ michael@0: } while (0) michael@0: #else michael@0: #define sctp_sowwakeup_locked(inp, so) \ michael@0: do { \ michael@0: if (inp->sctp_flags & SCTP_PCB_FLAGS_DONT_WAKE) { \ michael@0: SOCKBUF_UNLOCK(&((so)->so_snd)); \ michael@0: inp->sctp_flags |= SCTP_PCB_FLAGS_WAKEOUTPUT; \ michael@0: } else { \ michael@0: sowwakeup(so); \ michael@0: } \ michael@0: } while (0) michael@0: #endif michael@0: michael@0: #define sctp_sorwakeup(inp, so) \ michael@0: do { \ michael@0: if (inp->sctp_flags & SCTP_PCB_FLAGS_DONT_WAKE) { \ michael@0: inp->sctp_flags |= SCTP_PCB_FLAGS_WAKEINPUT; \ michael@0: } else { \ michael@0: sorwakeup(so); \ michael@0: } \ michael@0: } while (0) michael@0: michael@0: #if defined(__FreeBSD__) || defined(__Windows__) || defined(__Userspace__) michael@0: #define sctp_sorwakeup_locked(inp, so) \ michael@0: do { \ michael@0: if (inp->sctp_flags & SCTP_PCB_FLAGS_DONT_WAKE) { \ michael@0: inp->sctp_flags |= SCTP_PCB_FLAGS_WAKEINPUT; \ michael@0: SOCKBUF_UNLOCK(&((so)->so_rcv)); \ michael@0: } else { \ michael@0: sorwakeup_locked(so); \ michael@0: } \ michael@0: } while (0) michael@0: #else michael@0: michael@0: #define sctp_sorwakeup_locked(inp, so) \ michael@0: do { \ michael@0: if (inp->sctp_flags & SCTP_PCB_FLAGS_DONT_WAKE) { \ michael@0: inp->sctp_flags |= SCTP_PCB_FLAGS_WAKEINPUT; \ michael@0: SOCKBUF_UNLOCK(&((so)->so_rcv)); \ michael@0: } else { \ michael@0: sorwakeup(so); \ michael@0: } \ michael@0: } while (0) michael@0: #endif michael@0: michael@0: #endif /* _KERNEL || __Userspace__*/ michael@0: #endif