8884034104
This is a verbatim copy of the files at that stage of the repository that was built from the CVS import. It allows future development to see a bit of recent history, but without carrying around the baggage going back to 1997. If that is really required, git grafts can be used.
99 lines
4 KiB
C
99 lines
4 KiB
C
/*
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$Header: /cvs/src/chrony/ntp_sources.h,v 1.12 2002/02/28 23:27:12 richard Exp $
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=======================================================================
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chronyd/chronyc - Programs for keeping computer clocks accurate.
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**********************************************************************
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* Copyright (C) Richard P. Curnow 1997-2002
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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*
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**********************************************************************
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=======================================================================
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Header for the part of the software that deals with the set of
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current NTP servers and peers, which can resolve an IP address into
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a source record for further processing.
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*/
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#ifndef GOT_NTP_SOURCES_H
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#define GOT_NTP_SOURCES_H
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#include "ntp.h"
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#include "addressing.h"
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#include "srcparams.h"
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#include "ntp_core.h"
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#include "reports.h"
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/* Status values returned by operations that indirectly result from user
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input. */
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typedef enum {
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NSR_Success, /* Operation successful */
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NSR_NoSuchSource, /* Remove - attempt to remove a source that is not known */
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NSR_AlreadyInUse, /* AddServer, AddPeer - attempt to add a source that is already known */
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NSR_TooManySources /* AddServer, AddPeer - too many sources already present */
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} NSR_Status;
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/* Procedure to add a new server source (to which this machine will be
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a client) */
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extern NSR_Status NSR_AddServer(NTP_Remote_Address *remote_addr, SourceParameters *params);
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/* Procedure to add a new peer source. We will use symmetric active
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mode packets when communicating with this source */
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extern NSR_Status NSR_AddPeer(NTP_Remote_Address *remote_addr, SourceParameters *params);
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/* Procedure to remove a source */
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extern NSR_Status NSR_RemoveSource(NTP_Remote_Address *remote_addr);
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/* This routine is called by ntp_io when a new packet arrives off the network */
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extern void NSR_ProcessReceive(NTP_Packet *message, struct timeval *now, NTP_Remote_Address *remote_addr);
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/* This routine is called by ntp_io when a new packet with an authentication tail arrives off the network */
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extern void NSR_ProcessAuthenticatedReceive(NTP_Packet *message, struct timeval *now, NTP_Remote_Address *remote_addr);
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/* Initialisation function */
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extern void NSR_Initialise(void);
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/* Finalisation function */
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extern void NSR_Finalise(void);
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/* This routine is used to indicate that sources whose IP addresses
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match a particular subnet should be set online again. Returns a
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flag indicating whether any hosts matched the address */
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extern int NSR_TakeSourcesOnline(unsigned long mask, unsigned long address);
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/* This routine is used to indicate that sources whose IP addresses
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match a particular subnet should be set offline. Returns a flag
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indicating whether any hosts matched the address */
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extern int NSR_TakeSourcesOffline(unsigned long mask, unsigned long address);
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extern int NSR_ModifyMinpoll(unsigned long address, int new_minpoll);
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extern int NSR_ModifyMaxpoll(unsigned long address, int new_maxpoll);
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extern int NSR_ModifyMaxdelay(unsigned long address, double new_max_delay);
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extern int NSR_ModifyMaxdelayratio(unsigned long address, double new_max_delay_ratio);
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extern int NSR_InitiateSampleBurst(int n_good_samples, int n_total_samples, unsigned long mask, unsigned long address);
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extern void NSR_ReportSource(RPT_SourceReport *report, struct timeval *now);
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extern void NSR_GetActivityReport(RPT_ActivityReport *report);
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#endif /* GOT_NTP_SOURCES_H */
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