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/*
$Header: /cvs/src/chrony/clientlog.h,v 1.9 2003/09/22 21:22:30 richard Exp $
=======================================================================
chronyd/chronyc - Programs for keeping computer clocks accurate.
**********************************************************************
* Copyright (C) Richard P. Curnow 1997-2003
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
**********************************************************************
=======================================================================
This module contains facilities for logging access by clients.
*/
#ifndef GOT_CLIENTLOG_H
#define GOT_CLIENTLOG_H
#include "sysincl.h"
#include "reports.h"
/* Enough to hold flags for 256 hosts in a class C */
typedef uint32_t CLG_Bitmap[8];
extern void CLG_Initialise(void);
extern void CLG_Finalise(void);
extern void CLG_LogNTPClientAccess(IPAddr *client, time_t now);
extern void CLG_LogNTPPeerAccess(IPAddr *client, time_t now);
/* When logging command packets, there are several subtypes */
typedef enum {
CLG_CMD_AUTH, /* authenticated */
CLG_CMD_NORMAL, /* normal */
CLG_CMD_BAD_PKT /* bad version or packet length */
} CLG_Command_Type;
extern void CLG_LogCommandAccess(IPAddr *client, CLG_Command_Type type, time_t now);
/* And some reporting functions, for use by chronyc. */
/* TBD */
typedef enum {
CLG_SUCCESS, /* All is well */
CLG_EMPTYSUBNET, /* No hosts logged in requested subnet */
CLG_BADSUBNET, /* Subnet requested is not 0, 8, 16 or 24 bits */
CLG_INACTIVE, /* Facility not active */
CLG_INDEXTOOLARGE /* Node index is higher than number of nodes present */
} CLG_Status;
/* For bits=0, 8, 16, flag which immediate subnets of that subnet are
known. For bits=24, flag which hosts in that subnet are known.
Other values, return 0 (failed) */
extern CLG_Status CLG_GetSubnetBitmap(IPAddr *subnet, int bits, CLG_Bitmap result);
extern CLG_Status
CLG_GetClientAccessReportByIP(IPAddr *ip, RPT_ClientAccess_Report *report, time_t now);
CLG_Status
CLG_GetClientAccessReportByIndex(int index, RPT_ClientAccessByIndex_Report *report,
time_t now, unsigned long *n_indices);
/* And an iterating function, to call 'fn' for each client or peer
that has accessed us since 'since'. */
extern void CLG_IterateNTPClients
(void (*fn)(IPAddr *client, void *arb),
void *arb,
time_t since);
#endif /* GOT_CLIENTLOG_H */
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