Copyright 1996-2003 John D. Polstra.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgment:
* This product includes software developed by John D. Polstra.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
UNSAFE MODULE SysLogger;
IMPORT
ASCII, CText, Ctypes, Logger, LoggerClass, M3toC, MySyslog, Text,
TextIntTbl, Word;
REVEAL
T = Public BRANDED OBJECT
OVERRIDES
init := Init;
put := Put;
close := Close;
END;
CONST
PrioMap = ARRAY Logger.Priority OF Ctypes.int{
MySyslog.LOG_EMERG,
MySyslog.LOG_ALERT,
MySyslog.LOG_CRIT,
MySyslog.LOG_ERR,
MySyslog.LOG_WARNING,
MySyslog.LOG_NOTICE,
MySyslog.LOG_INFO,
MySyslog.LOG_DEBUG
};
FacilityNames = ARRAY Facility OF TEXT{
"Kern",
"User",
"Mail",
"Daemon",
"Auth",
"Syslog",
"Lpr",
"News",
"Uucp",
"Cron",
"Authpriv",
"Ftp",
"Local0",
"Local1",
"Local2",
"Local3",
"Local4",
"Local5",
"Local6",
"Local7"
};
VAR
FacilityTable: TextIntTbl.T; (* CONST *)
PROCEDURE Init(self: T;
ident: TEXT;
facility: Facility;
options := Options{};
level: Logger.Priority := Logger.Priority.Debug): T =
VAR
uident: Ctypes.char_star;
ufacility: Ctypes.int;
ulogopt: Ctypes.int;
BEGIN
EVAL Logger.T.init(self, level);
uident := M3toC.CopyTtoS(ident);
CASE facility OF
| Facility.Kern => ufacility := MySyslog.LOG_KERN;
| Facility.User => ufacility := MySyslog.LOG_USER;
| Facility.Mail => ufacility := MySyslog.LOG_MAIL;
| Facility.Daemon => ufacility := MySyslog.LOG_DAEMON;
| Facility.Auth => ufacility := MySyslog.LOG_AUTH;
| Facility.Syslog => ufacility := MySyslog.LOG_SYSLOG;
| Facility.Lpr => ufacility := MySyslog.LOG_LPR;
| Facility.News => ufacility := MySyslog.LOG_NEWS;
| Facility.Uucp => ufacility := MySyslog.LOG_UUCP;
| Facility.Cron => ufacility := MySyslog.LOG_CRON;
| Facility.Authpriv => ufacility := MySyslog.LOG_AUTHPRIV;
| Facility.Ftp => ufacility := MySyslog.LOG_FTP;
| Facility.Local0 => ufacility := MySyslog.LOG_LOCAL0;
| Facility.Local1 => ufacility := MySyslog.LOG_LOCAL1;
| Facility.Local2 => ufacility := MySyslog.LOG_LOCAL2;
| Facility.Local3 => ufacility := MySyslog.LOG_LOCAL3;
| Facility.Local4 => ufacility := MySyslog.LOG_LOCAL4;
| Facility.Local5 => ufacility := MySyslog.LOG_LOCAL5;
| Facility.Local6 => ufacility := MySyslog.LOG_LOCAL6;
| Facility.Local7 => ufacility := MySyslog.LOG_LOCAL7;
END;
ulogopt := 0;
IF Option.Pid IN options THEN
ulogopt := Word.Or(ulogopt, MySyslog.LOG_PID);
END;
IF Option.Cons IN options THEN
ulogopt := Word.Or(ulogopt, MySyslog.LOG_CONS);
END;
IF Option.Ndelay IN options THEN
ulogopt := Word.Or(ulogopt, MySyslog.LOG_NDELAY);
END;
IF Option.Nowait IN options THEN
ulogopt := Word.Or(ulogopt, MySyslog.LOG_NOWAIT);
END;
IF Option.Perror IN options THEN
ulogopt := Word.Or(ulogopt, MySyslog.LOG_PERROR);
END;
MySyslog.openlog(uident, ulogopt, ufacility);
RETURN self;
END Init;
PROCEDURE Put(<*UNUSED*> self: T;
priority: Logger.Priority;
msg: TEXT) =
VAR
msgStr := CText.SharedTtoS(msg);
BEGIN
MySyslog.syslog(PrioMap[priority], msgStr);
CText.FreeSharedS(msg, msgStr);
END Put;
PROCEDURE Close(<*UNUSED*> self: T) =
BEGIN
MySyslog.closelog();
END Close;
PROCEDURE DecodeFacility(name: TEXT): Facility
RAISES {Error} =
VAR
ord: INTEGER;
BEGIN
IF NOT FacilityTable.get(ToLower(name), ord) THEN
RAISE Error("Invalid syslog facility \"" & name & "\"");
END;
RETURN VAL(ord, Facility);
END DecodeFacility;
PROCEDURE EncodeFacility(facility: Facility): TEXT =
BEGIN
RETURN FacilityNames[facility];
END EncodeFacility;
PROCEDURE ToLower(t: TEXT): TEXT =
VAR
len := Text.Length(t);
chars := NEW(REF ARRAY OF CHAR, len);
BEGIN
Text.SetChars(chars^, t);
FOR i := 0 TO len-1 DO
chars[i] := ASCII.Lower[chars[i]];
END;
RETURN Text.FromChars(chars^);
END ToLower;
BEGIN
FacilityTable := NEW(TextIntTbl.Default).init(NUMBER(FacilityNames));
FOR facility := FIRST(FacilityNames) TO LAST(FacilityNames) DO
EVAL FacilityTable.put(ToLower(FacilityNames[facility]), ORD(facility));
END;
END SysLogger.