ntp_control.h revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* Copyright (c) 1996 by Sun Microsystems, Inc.
* All Rights Reserved.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
/*
* ntp_control.h - definitions related to NTP mode 6 control messages
*/
#include "ntp_types.h"
struct ntp_control {
u_char li_vn_mode; /* leap, version, mode */
u_char r_m_e_op; /* response, more, error, opcode */
u_short sequence; /* sequence number of request */
u_short status; /* status word for association */
u_short associd; /* association ID */
u_short offset; /* offset of this batch of data */
u_short count; /* count of data in this packet */
u_char data[(480 + MAX_MAC_LEN)]; /* data + auth */
};
/*
* Length of the control header, in octets
*/
#define CTL_HEADER_LEN 12
#define CTL_MAX_DATA_LEN 468
/*
* Limits and things
*/
#define CTL_MAXTRAPS 3 /* maximum number of traps we allow */
#define CTL_TRAPTIME (60*60) /* time out traps in 1 hour */
#define CTL_MAXAUTHSIZE 64 /* maximum size of an authen'ed req */
/*
* Decoding for the r_m_e_op field
*/
#define CTL_RESPONSE 0x80
#define CTL_ERROR 0x40
#define CTL_MORE 0x20
#define CTL_OP_MASK 0x1f
#define CTL_ISRESPONSE(r_m_e_op) (((r_m_e_op) & 0x80) != 0)
#define CTL_ISMORE(r_m_e_op) (((r_m_e_op) & 0x20) != 0)
#define CTL_ISERROR(r_m_e_op) (((r_m_e_op) & 0x40) != 0)
#define CTL_OP(r_m_e_op) ((r_m_e_op) & CTL_OP_MASK)
/*
* Opcodes
*/
#define CTL_OP_UNSPEC 0
#define CTL_OP_READSTAT 1
#define CTL_OP_READVAR 2
#define CTL_OP_WRITEVAR 3
#define CTL_OP_READCLOCK 4
#define CTL_OP_WRITECLOCK 5
#define CTL_OP_SETTRAP 6
#define CTL_OP_ASYNCMSG 7
#define CTL_OP_UNSETTRAP 31
/*
* {En,De}coding of the system status word
*/
#define CTL_SST_TS_UNSPEC 0 /* time source unspecified */
#define CTL_SST_TS_ATOM 1 /* time source calibrated atomic */
#define CTL_SST_TS_LF 2 /* time source VLF or LF radio */
#define CTL_SST_TS_HF 3 /* time source HF radio */
#define CTL_SST_TS_UHF 4 /* time source UHF radio */
#define CTL_SST_TS_LOCAL 5 /* time source LOCAL */
#define CTL_SST_TS_NTP 6 /* time source NTP */
#define CTL_SST_TS_UDPTIME 7 /* time source UDP/TIME */
#define CTL_SST_TS_WRSTWTCH 8 /* time source is wristwatch */
#define CTL_SST_TS_TELEPHONE 9 /* time source is telephone modem */
#define CTL_SST_TS_PPS 0x20 /* time source is PPS signal */
#define CTL_SYS_MAXEVENTS 15
#define CTL_SYS_STATUS(li, source, nevnt, evnt) \
(((((unsigned short)(li))<< 14)&0xc000) | \
(((source)<<8)&0x3f00) | \
(((nevnt)<<4)&0x00f0) | \
((evnt)&0x000f))
#define CTL_SYS_LI(status) (((status)>>14) & 0x3)
#define CTL_SYS_SOURCE(status) (((status)>>8) & 0x3f)
#define CTL_SYS_NEVNT(status) (((status)>>4) & 0xf)
#define CTL_SYS_EVENT(status) ((status) & 0xf)
/*
* {En,De}coding of the peer status word
*/
#define CTL_PST_CONFIG 0x80
#define CTL_PST_AUTHENABLE 0x40
#define CTL_PST_AUTHENTIC 0x20
#define CTL_PST_REACH 0x10
#define CTL_PST_UNSPEC 0x08
#define CTL_PST_SEL_REJECT 0 /* rejected */
#define CTL_PST_SEL_SANE 1 /* passed sanity checks */
#define CTL_PST_SEL_CORRECT 2 /* passed correctness checks */
#define CTL_PST_SEL_SELCAND 3 /* passed candidate checks */
#define CTL_PST_SEL_SYNCCAND 4 /* passed outlyer checks */
#define CTL_PST_SEL_DISTSYSPEER 5 /* selected, distance exceeded */
#define CTL_PST_SEL_SYSPEER 6 /* selected */
#define CTL_PST_SEL_PPS 7 /* selected, pps signal override */
#define CTL_PEER_MAXEVENTS 15
#define CTL_PEER_STATUS(status, nevnt, evnt) \
((((status)<<8) & 0xff00) | \
(((nevnt)<<4) & 0x00f0) | \
((evnt) & 0x000f))
#define CTL_PEER_STATVAL(status)(((status)>>8) & 0xff)
#define CTL_PEER_NEVNT(status) (((status)>>4) & 0xf)
#define CTL_PEER_EVENT(status) ((status) & 0xf)
/*
* {En,De}coding of the clock status word
*/
#define CTL_CLK_OKAY 0
#define CTL_CLK_NOREPLY 1
#define CTL_CLK_BADFORMAT 2
#define CTL_CLK_FAULT 3
#define CTL_CLK_PROPAGATION 4
#define CTL_CLK_BADDATE 5
#define CTL_CLK_BADTIME 6
#define CTL_CLK_STATUS(status, event) \
((((status)<<8) & 0xff00) | \
((event) & 0x00ff))
/*
* Error code responses returned when the E bit is set.
*/
#define CERR_UNSPEC 0
#define CERR_PERMISSION 1
#define CERR_BADFMT 2
#define CERR_BADOP 3
#define CERR_BADASSOC 4
#define CERR_UNKNOWNVAR 5
#define CERR_BADVALUE 6
#define CERR_RESTRICT 7
#define CERR_NORESOURCE CERR_PERMISSION /* wish there was a different code */
/*
* System variables we understand
*/
#define CS_LEAP 1
#define CS_STRATUM 2
#define CS_PRECISION 3
#define CS_ROOTDELAY 4
#define CS_ROOTDISPERSION 5
#define CS_REFID 6
#define CS_REFTIME 7
#define CS_POLL 8
#define CS_PEERID 9
#define CS_OFFSET 10
#define CS_DRIFT 11
#define CS_COMPLIANCE 12
#define CS_CLOCK 13
#define CS_LEAPIND 14
#define CS_LEAPWARNING 15
#define CS_PROCESSOR 16
#define CS_SYSTEM 17
#define CS_KEYID 18
#define CS_REFSKEW 19
#define CS_VARLIST 20
#define CS_MAXCODE CS_VARLIST
/*
* Peer variables we understand
*/
#define CP_CONFIG 1
#define CP_AUTHENABLE 2
#define CP_AUTHENTIC 3
#define CP_SRCADR 4
#define CP_SRCPORT 5
#define CP_DSTADR 6
#define CP_DSTPORT 7
#define CP_LEAP 8
#define CP_HMODE 9
#define CP_STRATUM 10
#define CP_PPOLL 11
#define CP_HPOLL 12
#define CP_PRECISION 13
#define CP_ROOTDELAY 14
#define CP_ROOTDISPERSION 15
#define CP_REFID 16
#define CP_REFTIME 17
#define CP_ORG 18
#define CP_REC 19
#define CP_XMT 20
#define CP_REACH 21
#define CP_VALID 22
#define CP_TIMER 23
#define CP_DELAY 24
#define CP_OFFSET 25
#define CP_DISPERSION 26
#define CP_KEYID 27
#define CP_FILTDELAY 28
#define CP_FILTOFFSET 29
#define CP_PMODE 30
#define CP_RECEIVED 31
#define CP_SENT 32
#define CP_FILTERROR 33
#define CP_FLASH 34
#define CP_DISP 35
#define CP_VARLIST 36
#define CP_MAXCODE CP_VARLIST
/*
* Clock variables we understand
*/
#define CC_TYPE 1
#define CC_TIMECODE 2
#define CC_POLL 3
#define CC_NOREPLY 4
#define CC_BADFORMAT 5
#define CC_BADDATA 6
#define CC_FUDGETIME1 7
#define CC_FUDGETIME2 8
#define CC_FUDGEVAL1 9
#define CC_FUDGEVAL2 10
#define CC_FLAGS 11
#define CC_DEVICE 12
#define CC_VARLIST 13
#define CC_MAXCODE CC_VARLIST
/*
* Definition of the structure used internally to hold trap information.
* ntp_request.c wants to see this.
*/
struct ctl_trap {
struct sockaddr_in tr_addr; /* address of trap recipient */
struct interface *tr_localaddr; /* interface to send this through */
u_long tr_settime; /* time trap was set */
u_long tr_count; /* async messages sent to this guy */
u_long tr_origtime; /* time trap was originally set */
u_long tr_resets; /* count of resets for this trap */
u_short tr_sequence; /* trap sequence id */
u_char tr_flags; /* trap flags */
u_char tr_version; /* version number of trapper */
};
/*
* Flag bits
*/
#define TRAP_INUSE 0x1 /* this trap is active */
#define TRAP_NONPRIO 0x2 /* this trap is non-priority */
#define TRAP_CONFIGURED 0x4 /* this trap was configured */
/*
* Types of things we may deal with
* shared between ntpq and library
*/
#define TYPE_SYS 1
#define TYPE_PEER 2
#define TYPE_CLOCK 3