286 lines
7.1 KiB
C
286 lines
7.1 KiB
C
/* $NetBSD: ntp_control.h,v 1.2 2003/12/04 16:23:36 drochner Exp $ */
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/*
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* ntp_control.h - definitions related to NTP mode 6 control messages
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*/
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#include "ntp_types.h"
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struct ntp_control {
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u_char li_vn_mode; /* leap, version, mode */
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u_char r_m_e_op; /* response, more, error, opcode */
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u_short sequence; /* sequence number of request */
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u_short status; /* status word for association */
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associd_t associd; /* association ID */
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u_short offset; /* offset of this batch of data */
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u_short count; /* count of data in this packet */
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u_char data[(480 + MAX_MAC_LEN)]; /* data + auth */
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};
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/*
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* Length of the control header, in octets
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*/
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#define CTL_HEADER_LEN 12
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#define CTL_MAX_DATA_LEN 468
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/*
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* Limits and things
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*/
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#define CTL_MAXTRAPS 3 /* maximum number of traps we allow */
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#define CTL_TRAPTIME (60*60) /* time out traps in 1 hour */
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#define CTL_MAXAUTHSIZE 64 /* maximum size of an authen'ed req */
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/*
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* Decoding for the r_m_e_op field
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*/
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#define CTL_RESPONSE 0x80
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#define CTL_ERROR 0x40
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#define CTL_MORE 0x20
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#define CTL_OP_MASK 0x1f
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#define CTL_ISRESPONSE(r_m_e_op) (((r_m_e_op) & 0x80) != 0)
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#define CTL_ISMORE(r_m_e_op) (((r_m_e_op) & 0x20) != 0)
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#define CTL_ISERROR(r_m_e_op) (((r_m_e_op) & 0x40) != 0)
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#define CTL_OP(r_m_e_op) ((r_m_e_op) & CTL_OP_MASK)
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/*
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* Opcodes
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*/
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#define CTL_OP_UNSPEC 0
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#define CTL_OP_READSTAT 1
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#define CTL_OP_READVAR 2
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#define CTL_OP_WRITEVAR 3
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#define CTL_OP_READCLOCK 4
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#define CTL_OP_WRITECLOCK 5
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#define CTL_OP_SETTRAP 6
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#define CTL_OP_ASYNCMSG 7
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#define CTL_OP_UNSETTRAP 31
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/*
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* {En,De}coding of the system status word
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*/
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#define CTL_SST_TS_UNSPEC 0 /* time source unspecified */
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#define CTL_SST_TS_ATOM 1 /* time source calibrated atomic */
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#define CTL_SST_TS_LF 2 /* time source VLF or LF radio */
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#define CTL_SST_TS_HF 3 /* time source HF radio */
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#define CTL_SST_TS_UHF 4 /* time source UHF radio */
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#define CTL_SST_TS_LOCAL 5 /* time source LOCAL */
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#define CTL_SST_TS_NTP 6 /* time source NTP */
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#define CTL_SST_TS_UDPTIME 7 /* time source UDP/TIME */
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#define CTL_SST_TS_WRSTWTCH 8 /* time source is wristwatch */
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#define CTL_SST_TS_TELEPHONE 9 /* time source is telephone modem */
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#define CTL_SST_TS_PPS 0x20 /* time source is PPS signal */
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#define CTL_SYS_MAXEVENTS 15
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#define CTL_SYS_STATUS(li, source, nevnt, evnt) \
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(((((unsigned short)(li))<< 14)&0xc000) | \
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(((source)<<8)&0x3f00) | \
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(((nevnt)<<4)&0x00f0) | \
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((evnt)&0x000f))
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#define CTL_SYS_LI(status) (((status)>>14) & 0x3)
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#define CTL_SYS_SOURCE(status) (((status)>>8) & 0x3f)
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#define CTL_SYS_NEVNT(status) (((status)>>4) & 0xf)
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#define CTL_SYS_EVENT(status) ((status) & 0xf)
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/*
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* {En,De}coding of the peer status word
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*/
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#define CTL_PST_CONFIG 0x80
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#define CTL_PST_AUTHENABLE 0x40
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#define CTL_PST_AUTHENTIC 0x20
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#define CTL_PST_REACH 0x10
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#define CTL_PST_UNSPEC 0x08
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#define CTL_PST_SEL_REJECT 0 /* reject */
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#define CTL_PST_SEL_SANE 1 /* x falsetick */
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#define CTL_PST_SEL_CORRECT 2 /* . excess */
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#define CTL_PST_SEL_SELCAND 3 /* - outlyer */
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#define CTL_PST_SEL_SYNCCAND 4 /* + candidat */
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#define CTL_PST_SEL_DISTSYSPEER 5 /* # selected */
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#define CTL_PST_SEL_SYSPEER 6 /* * sys.peer */
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#define CTL_PST_SEL_PPS 7 /* o pps.peer */
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#define CTL_PEER_MAXEVENTS 15
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#define CTL_PEER_STATUS(status, nevnt, evnt) \
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((((status)<<8) & 0xff00) | \
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(((nevnt)<<4) & 0x00f0) | \
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((evnt) & 0x000f))
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#define CTL_PEER_STATVAL(status)(((status)>>8) & 0xff)
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#define CTL_PEER_NEVNT(status) (((status)>>4) & 0xf)
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#define CTL_PEER_EVENT(status) ((status) & 0xf)
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/*
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* {En,De}coding of the clock status word
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*/
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#define CTL_CLK_OKAY 0
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#define CTL_CLK_NOREPLY 1
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#define CTL_CLK_BADFORMAT 2
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#define CTL_CLK_FAULT 3
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#define CTL_CLK_PROPAGATION 4
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#define CTL_CLK_BADDATE 5
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#define CTL_CLK_BADTIME 6
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#define CTL_CLK_STATUS(status, event) \
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((((status)<<8) & 0xff00) | \
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((event) & 0x00ff))
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/*
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* Error code responses returned when the E bit is set.
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*/
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#define CERR_UNSPEC 0
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#define CERR_PERMISSION 1
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#define CERR_BADFMT 2
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#define CERR_BADOP 3
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#define CERR_BADASSOC 4
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#define CERR_UNKNOWNVAR 5
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#define CERR_BADVALUE 6
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#define CERR_RESTRICT 7
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#define CERR_NORESOURCE CERR_PERMISSION /* wish there was a different code */
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/*
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* System variables we understand
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*/
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#define CS_LEAP 1
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#define CS_STRATUM 2
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#define CS_PRECISION 3
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#define CS_ROOTDELAY 4
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#define CS_ROOTDISPERSION 5
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#define CS_REFID 6
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#define CS_REFTIME 7
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#define CS_POLL 8
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#define CS_PEERID 9
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#define CS_STATE 10
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#define CS_OFFSET 11
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#define CS_DRIFT 12
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#define CS_JITTER 13
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#define CS_CLOCK 14
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#define CS_PROCESSOR 15
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#define CS_SYSTEM 16
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#define CS_VERSION 17
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#define CS_STABIL 18
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#define CS_VARLIST 19
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#ifdef OPENSSL
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#define CS_FLAGS 20
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#define CS_HOST 21
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#define CS_PUBLIC 22
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#define CS_CERTIF 23
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#define CS_REVTIME 24
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#define CS_LEAPTAB 25
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#define CS_TAI 26
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#define CS_DIGEST 27
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#define CS_MAXCODE CS_DIGEST
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#else
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#define CS_MAXCODE CS_VARLIST
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#endif /* OPENSSL */
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/*
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* Peer variables we understand
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*/
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#define CP_CONFIG 1
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#define CP_AUTHENABLE 2
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#define CP_AUTHENTIC 3
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#define CP_SRCADR 4
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#define CP_SRCPORT 5
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#define CP_DSTADR 6
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#define CP_DSTPORT 7
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#define CP_LEAP 8
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#define CP_HMODE 9
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#define CP_STRATUM 10
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#define CP_PPOLL 11
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#define CP_HPOLL 12
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#define CP_PRECISION 13
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#define CP_ROOTDELAY 14
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#define CP_ROOTDISPERSION 15
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#define CP_REFID 16
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#define CP_REFTIME 17
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#define CP_ORG 18
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#define CP_REC 19
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#define CP_XMT 20
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#define CP_REACH 21
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#define CP_VALID 22
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#define CP_TIMER 23
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#define CP_DELAY 24
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#define CP_OFFSET 25
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#define CP_JITTER 26
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#define CP_DISPERSION 27
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#define CP_KEYID 28
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#define CP_FILTDELAY 29
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#define CP_FILTOFFSET 30
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#define CP_PMODE 31
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#define CP_RECEIVED 32
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#define CP_SENT 33
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#define CP_FILTERROR 34
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#define CP_FLASH 35
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#define CP_TTL 36
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#define CP_RANK 37
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#define CP_VARLIST 38
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#ifdef OPENSSL
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#define CP_FLAGS 39
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#define CP_HOST 40
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#define CP_INITSEQ 41
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#define CP_INITKEY 42
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#define CP_INITTSP 43
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#define CP_DIGEST 44
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#define CP_IDENT 45
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#define CP_MAXCODE CP_IDENT
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#else
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#define CP_MAXCODE CP_VARLIST
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#endif /* OPENSSL */
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/*
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* Clock variables we understand
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*/
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#define CC_TYPE 1
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#define CC_TIMECODE 2
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#define CC_POLL 3
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#define CC_NOREPLY 4
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#define CC_BADFORMAT 5
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#define CC_BADDATA 6
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#define CC_FUDGETIME1 7
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#define CC_FUDGETIME2 8
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#define CC_FUDGEVAL1 9
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#define CC_FUDGEVAL2 10
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#define CC_FLAGS 11
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#define CC_DEVICE 12
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#define CC_VARLIST 13
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#define CC_MAXCODE CC_VARLIST
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/*
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* Definition of the structure used internally to hold trap information.
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* ntp_request.c wants to see this.
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*/
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struct ctl_trap {
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struct sockaddr_storage tr_addr;/* address of trap recipient */
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struct interface *tr_localaddr; /* interface to send this through */
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u_long tr_settime; /* time trap was set */
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u_long tr_count; /* async messages sent to this guy */
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u_long tr_origtime; /* time trap was originally set */
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u_long tr_resets; /* count of resets for this trap */
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u_short tr_sequence; /* trap sequence id */
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u_char tr_flags; /* trap flags */
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u_char tr_version; /* version number of trapper */
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};
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/*
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* Flag bits
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*/
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#define TRAP_INUSE 0x1 /* this trap is active */
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#define TRAP_NONPRIO 0x2 /* this trap is non-priority */
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#define TRAP_CONFIGURED 0x4 /* this trap was configured */
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/*
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* Types of things we may deal with
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* shared between ntpq and library
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*/
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#define TYPE_SYS 1
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#define TYPE_PEER 2
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#define TYPE_CLOCK 3
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