path: root/src/customdhcpcd/logger.c

/* 
 * dhcpcd - DHCP client daemon
 * Copyright 2006-2008 Roy Marples <roy@marples.name>
 * 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.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
 */

#define SYSLOG_NAMES

#define COM_CH "/var/tmp/com.socket"

#include <sys/types.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <ctype.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <syslog.h>

#include "common.h"
#include "logger.h"
#include "logwriter.h"

static int loglevel = LOG_WARNING;
static char logprefix[12] = { 0 };

int logtolevel(const char *priority) {
	CODE *c;

	if (isdigit ((int) *priority))
		return (atoi(priority));

	for (c = prioritynames; c->c_name; c++)
		if (!strcasecmp(priority, c->c_name))
			return (c->c_val);

	return (-1);
}

static const char *leveltolog(int level) {
	CODE *c;

	for (c = prioritynames; c->c_name; c++)
		if (c->c_val == level)
			return (c->c_name);

	return (NULL);
}

void setloglevel(int level) {
	loglevel = level;
}

void setlogprefix(const char *prefix) {
	snprintf(logprefix, sizeof(logprefix), "%s", prefix);
}

void logger(int level, const char *fmt, ...) {
	va_list p;
	//va_list p2;
//	FILE *f = stderr;
	FILE *f;
	FILE *f2;
	char* path = "/tmp/cdhcpcd.log";
	char* msgpath = "/tmp/cdhcpcd-msg.log";
	int size = 512;
	char *msg = (char *) malloc (size);


	f = fopen(path,"a");
	f2 = fopen(msgpath,"a");
	va_start (p, fmt);
	//va_copy (p2, p);


	vsnprintf (msg, size, fmt, p);
	strcat(msg,"\n");
	logToQt(level, DHCPCD_LOG, msg);

	fprintf(f2, "%s, %s", leveltolog(level), logprefix);
	fprintf(f2, "%s", msg);
	fputc('\n', f2);

	fprintf(f, "%s, %s", leveltolog(level), logprefix);
	vfprintf(f, fmt, p);
	fputc('\n', f);

	/* stdout, stderr may be re-directed to some kind of buffer.
	 * So we always flush to ensure it's written. */
	fflush(f);

//	//logLoggerToQt(level, fmt, p);
//	if (level <= LOG_ERR || level <= loglevel) {
//
//		/* new function by Niklas Goby
//		 * send the log message also to our Qt programm.
//		 * implemented in logwriter.c
//		 * */
//		//logLoggerToQt(level, fmt, p);
//
//		if (level == LOG_DEBUG || level == LOG_INFO)
//			f = stdout;
//		fprintf(f, "%s, %s", leveltolog(level), logprefix);
//		vfprintf(f, fmt, p);
//		fputc('\n', f);
//
//		/* stdout, stderr may be re-directed to some kind of buffer.
//		 * So we always flush to ensure it's written. */
//		fflush(f);
//	}
//	if (level < LOG_DEBUG || level <= loglevel) {
//		size_t len = strlen(logprefix);
//		size_t fmt2len = strlen(fmt) + len + 1;
//		char *fmt2 = malloc(sizeof(char) * fmt2len);
//		char *pf = fmt2;
//		if (fmt2) {
//			memcpy(pf, logprefix, len);
//			pf += len;
//			strlcpy(pf, fmt, fmt2len - len);
//			vsyslog(level, fmt2, p2);
//			free(fmt2);
//		} else {
//			vsyslog(level, fmt, p2);
//			syslog(LOG_ERR, "logger: memory exhausted");
//			exit(EXIT_FAILURE);
//		}
//	}

	//va_end (p2);
	va_end (p);
}