/* @(#) $Id: debug_op.c,v 1.12 2007/06/18 23:44:04 dcid Exp $ */

/* Copyright (C) 2004-2006 Daniel B. Cid <dcid@ossec.net>
 * All rights reserved.
 *
 * This program is a free software; you can redistribute it
 * and/or modify it under the terms of the GNU General Public
 * License (version 2) as published by the FSF - Free Software
 * Foundation
 */


#include "headers/shared.h"


int dbg_flag = 0;
int chroot_flag = 0;
int daemon_flag = 0;

#ifdef WIN32
void WinSetError();
#endif

/* For internal logs */
#ifndef LOGFILE
  #ifndef WIN32
    #define LOGFILE   "/logs/ossec.log"
  #else
    #define LOGFILE "ossec.log"
  #endif
#endif


/* _log function */
void _log(const char * msg,va_list args)
{
    time_t tm;
    struct tm *p;

    /* For the stderr print */
    va_list args2;

    FILE *fp;
    
    tm = time(NULL);
    p = localtime(&tm);

    /* Duplicating args */
    va_copy(args2, args);
    

    /* If under chroot, log directly to /logs/ossec.log */
    if(chroot_flag == 1)
    {
        fp = fopen(LOGFILE, "a");
    }
    else
    {
        char _logfile[256];
        #ifndef WIN32
        snprintf(_logfile, 256, "%s%s", DEFAULTDIR, LOGFILE);
        #else
        snprintf(_logfile, 256, "%s", LOGFILE);
        #endif
        fp = fopen(_logfile, "a");
    }

    /* Maybe log to syslog if the log file is not available. */
    if(fp)
    {
        (void)fprintf(fp,"%d/%02d/%02d %02d:%02d:%02d ",
                      p->tm_year+1900,p->tm_mon+1, 
                      p->tm_mday,p->tm_hour,p->tm_min,p->tm_sec);
        (void)vfprintf(fp, msg, args);
        #ifdef WIN32
        (void)fprintf(fp, "\r\n");
        #else
        (void)fprintf(fp, "\n");
        #endif
        fflush(fp);
        fclose(fp);
    }


    /* Only if not in daemon mode */
    if(daemon_flag == 0)
    {
        /* Print to stderr */		
        (void)fprintf(stderr,"%d/%02d/%02d %02d:%02d:%02d ",
                      p->tm_year+1900,p->tm_mon+1 ,p->tm_mday,
                      p->tm_hour,p->tm_min,p->tm_sec);
        (void)vfprintf(stderr, msg, args2);
        #ifdef WIN32
        (void)fprintf(stderr, "\r\n");
        #else
        (void)fprintf(stderr, "\n");
        #endif
    }


    /* args2 must be ended here */
    va_end(args2);
}


void debug1(const char * msg,...)
{
    if(dbg_flag >= 1)
    {
        va_list args;
        va_start(args, msg);

        _log(msg, args);

        va_end(args);
    }
}

void debug2(const char * msg,...)
{
    if(dbg_flag >= 2)
    {
        va_list args;
        va_start(args, msg);
        _log(msg, args);
        va_end(args);
    }
}

void merror(const char * msg,... )
{
    va_list args;
    va_start(args, msg);
    _log(msg, args);
    va_end(args);
}

void verbose(const char * msg,... )
{
    va_list args;
    va_start(args, msg);
    _log(msg, args);
    va_end(args);
}

/* Only logs to a file */
void log2file(const char * msg,... )
{
    int dbg_tmp;
    va_list args;
    va_start(args, msg);

    /* We set daemon flag to 1, so nothing is printed to the terminal */
    dbg_tmp = daemon_flag;
    daemon_flag = 1;
    _log(msg, args);

    daemon_flag = dbg_tmp;
    
    va_end(args);
}

void ErrorExit(const char *msg, ...)
{
    va_list args;
   
    #ifdef WIN32 
        /* If not MA */
        #ifndef MA
        WinSetError();
        #endif
    #endif

    va_start(args, msg);
    _log(msg, args);
    va_end(args);

    exit(1);
}


void nowChroot()
{
    chroot_flag = 1;
}


void nowDaemon()
{
    daemon_flag = 1;
}

void print_out(const char *msg, ...)
{
    va_list args;
    va_start(args, msg);

    /* Print to stderr */
    (void)vfprintf(stderr, msg, args);
    
    #ifdef WIN32
    (void)fprintf(stderr, "\r\n");
    #else
    (void)fprintf(stderr, "\n");
    #endif
    
    va_end(args);
}


void nowDebug()
{
    dbg_flag++;
}

int isChroot()
{
    return(chroot_flag);
}

/* EOF */