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{
This file is part of the Free Pascal packages.
Copyright (c) 1999-2000 by Michael Van Canneyt,
member of the Free Pascal development team.
This unit implements an interface to the Linux system logger.
See the file COPYING.FPC, included in this distribution,
for details about the copyright.
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.
**********************************************************************}
unit systemlog;
{$mode objfpc}
{$linklib c}
interface
{ C default packing is dword }
{$PACKRECORDS 4}
const
_PATH_LOG = '/dev/log';
LOG_EMERG = 0;
LOG_ALERT = 1;
LOG_CRIT = 2;
LOG_ERR = 3;
LOG_WARNING = 4;
LOG_NOTICE = 5;
LOG_INFO = 6;
LOG_DEBUG = 7;
LOG_PRIMASK = $07;
LOG_KERN = 0 shl 3;
LOG_USER = 1 shl 3;
LOG_MAIL = 2 shl 3;
LOG_DAEMON = 3 shl 3;
LOG_AUTH = 4 shl 3;
LOG_SYSLOG = 5 shl 3;
LOG_LPR = 6 shl 3;
LOG_NEWS = 7 shl 3;
LOG_UUCP = 8 shl 3;
LOG_CRON = 9 shl 3;
LOG_AUTHPRIV = 10 shl 3;
LOG_FTP = 11 shl 3;
LOG_LOCAL0 = 16 shl 3;
LOG_LOCAL1 = 17 shl 3;
LOG_LOCAL2 = 18 shl 3;
LOG_LOCAL3 = 19 shl 3;
LOG_LOCAL4 = 20 shl 3;
LOG_LOCAL5 = 21 shl 3;
LOG_LOCAL6 = 22 shl 3;
LOG_LOCAL7 = 23 shl 3;
LOG_NFACILITIES = 24;
LOG_FACMASK = $03f8;
INTERNAL_NOPRI = $10;
INTERNAL_MARK = LOG_NFACILITIES shl 3;
type
CODE = record
name : string[10];
val : longint;
end;
const
prioritynames : Array [1..12] of code =
( (name : 'alert'; val : LOG_ALERT ),
( name : 'crit'; val : LOG_CRIT ),
( name : 'debug'; val : LOG_DEBUG ),
( name : 'emerg'; val : LOG_EMERG ),
( name : 'err';val : LOG_ERR ),
( name : 'error'; val : LOG_ERR ),
( name : 'info';val : LOG_INFO ),
( name : 'none'; val : INTERNAL_NOPRI ),
( name : 'notice'; val : LOG_NOTICE ),
( name : 'panic'; val : LOG_EMERG ),
( name : 'warn'; val : LOG_WARNING ),
( name : 'warning'; val : LOG_WARNING )
);
const
facilitynames : array [1..22] of code =
(
( name : 'auth'; val : LOG_AUTH ),
( name : 'authpriv'; val : LOG_AUTHPRIV ),
( name : 'cron'; val : LOG_CRON ),
( name : 'daemon'; val : LOG_DAEMON ),
( name : 'ftp'; val : LOG_FTP ),
( name : 'kern'; val : LOG_KERN ),
( name : 'lpr'; val : LOG_LPR ),
( name : 'mail'; val : LOG_MAIL ),
( name : 'mark'; val : INTERNAL_MARK ),
( name : 'news'; val : LOG_NEWS ),
( name : 'security'; val : LOG_AUTH ),
( name : 'syslog'; val : LOG_SYSLOG ),
( name : 'user'; val : LOG_USER ),
( name : 'uucp'; val : LOG_UUCP ),
( name : 'local0'; val : LOG_LOCAL0 ),
( name : 'local1'; val : LOG_LOCAL1 ),
( name : 'local2'; val : LOG_LOCAL2 ),
( name : 'local3'; val : LOG_LOCAL3 ),
( name : 'local4'; val : LOG_LOCAL4 ),
( name : 'local5'; val : LOG_LOCAL5 ),
( name : 'local6'; val : LOG_LOCAL6 ),
( name : 'local7'; val : LOG_LOCAL7 )
);
const
LOG_PID = $01;
LOG_CONS = $02;
LOG_ODELAY = $04;
LOG_NDELAY = $08;
LOG_NOWAIT = $10;
LOG_PERROR = $20;
function LOG_PRI(p : longint) : longint;
function LOG_MAKEPRI(fac,pri : longint) : longint;
function LOG_FAC(p : longint) : longint;
function LOG_MASK(pri : longint) : longint;
function LOG_UPTO(pri : longint) : longint;
procedure closelog;cdecl;external;
procedure openlog(__ident:pchar; __option:longint; __facilit:longint);cdecl;external;
function setlogmask(__mask:longint):longint;cdecl;external;
procedure syslog(__pri:longint; __fmt:pchar; args:array of const);cdecl;external;
// procedure vsyslog(__pri:longint; __fmt:pchar; __ap:_BSD_VA_LIST_);cdecl;external;
implementation
function LOG_PRI(p : longint) : longint;
begin
LOG_PRI:=p and LOG_PRIMASK;
end;
function LOG_MAKEPRI(fac,pri : longint) : longint;
begin
LOG_MAKEPRI:=(fac shl 3) or pri;
end;
function LOG_FAC(p : longint) : longint;
begin
LOG_FAC:=(p and (LOG_FACMASK)) shr 3;
end;
function LOG_MASK(pri : longint) : longint;
begin
LOG_MASK:=1 shl pri;
end;
function LOG_UPTO(pri : longint) : longint;
begin
LOG_UPTO:=(1 shl (pri + 1)) - 1;
end;
end.
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