KasmVNC/common/rfb/LogWriter.cxx
2020-09-20 12:16:44 +00:00

135 lines
3.6 KiB
C++

/* Copyright (C) 2002-2005 RealVNC Ltd. All Rights Reserved.
*
* This is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This software 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 software; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
* USA.
*/
// -=- LogWriter.cxx - client-side logging interface
#include <string.h>
#include <rfb/LogWriter.h>
#include <rfb/Configuration.h>
#include <rfb/util.h>
#include <stdlib.h>
rfb::LogParameter rfb::logParams;
using namespace rfb;
LogWriter::LogWriter(const char* name) : m_name(name), m_level(0), m_log(0), m_next(log_writers) {
log_writers = this;
}
LogWriter::~LogWriter() {
// *** Should remove this logger here!
}
void LogWriter::setLog(Logger *logger) {
m_log = logger;
}
void LogWriter::setLevel(int level) {
m_level = level;
}
void
LogWriter::listLogWriters(int width) {
// *** make this respect width...
LogWriter* current = log_writers;
fprintf(stderr, " ");
while (current) {
fprintf(stderr, "%s", current->m_name);
current = current->m_next;
if (current) fprintf(stderr, ", ");
}
fprintf(stderr, "\n");
}
LogWriter* LogWriter::log_writers;
LogWriter*
LogWriter::getLogWriter(const char* name) {
LogWriter* current = log_writers;
while (current) {
if (strcasecmp(name, current->m_name) == 0) return current;
current = current->m_next;
}
return 0;
}
bool LogWriter::setLogParams(const char* params) {
CharArray logwriterName, loggerName, logLevel;
if (!strSplit(params, ':', &logwriterName.buf, &loggerName.buf) ||
!strSplit(loggerName.buf, ':', &loggerName.buf, &logLevel.buf)) {
fprintf(stderr,"failed to parse log params:%s\n",params);
return false;
}
int level = atoi(logLevel.buf);
Logger* logger = 0;
if (strcmp("", loggerName.buf) != 0) {
logger = Logger::getLogger(loggerName.buf);
if (!logger) fprintf(stderr,"no logger found! %s\n",loggerName.buf);
}
if (strcmp("*", logwriterName.buf) == 0) {
LogWriter* current = log_writers;
while (current) {
current->setLog(logger);
current->setLevel(level);
current = current->m_next;
}
return true;
} else {
LogWriter* logwriter = getLogWriter(logwriterName.buf);
if (!logwriter) {
fprintf(stderr,"no logwriter found! %s\n",logwriterName.buf);
} else {
logwriter->setLog(logger);
logwriter->setLevel(level);
return true;
}
}
return false;
}
LogParameter::LogParameter()
: StringParameter("Log",
"Specifies which log output should be directed to "
"which target logger, and the level of output to log. "
"Format is <log>:<target>:<level>[, ...].",
"") {
}
bool LogParameter::setParam(const char* v) {
if (immutable) return true;
LogWriter::setLogParams("*::0");
StringParameter::setParam(v);
CharArray logParam;
CharArray params(getData());
while (params.buf) {
strSplit(params.buf, ',', &logParam.buf, &params.buf);
if (strlen(logParam.buf) && !LogWriter::setLogParams(logParam.buf))
return false;
}
return true;
}
void LogParameter::setDefault(const char* d) {
def_value = d;
setParam(def_value);
}