log.h File Reference

#include <stdarg.h>

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Functions
void	log_init (const char *)
	Initialization of the log file. More...
void	log_close (void)
int	log_get_fd ()
	Get the open log file descriptor. More...
void	log_vwrite (const char *, va_list)
	Write into the logfile / syslog using a va_list. More...
void	log_write (const char *,...)
	Write into the logfile / syslog. More...

Function Documentation

log_close()

void log_close

(

void

)

Definition at line 90 of file log.c.

{
  if (log != NULL)
    {
      log_write ("closing logfile");
      fclose (log);
      log = NULL;
    }
  else
    closelog ();
}

log_get_fd()

int log_get_fd

(

)

Get the open log file descriptor.

Parameters

[out]

Return

the log file descriptor.

Definition at line 84 of file log.c.

{
  return log ? fileno (log) : -1;
}

log_init()

void log_init

(

const char *

)

Initialization of the log file.

Definition at line 48 of file log.c.

{
  if ((!filename) || (!strcmp (filename, "stderr")))
    log = stderr;
  else if (!strcmp (filename, "syslog"))
    {
      openlog ("openvassd", 0, LOG_DAEMON);
      log = NULL;
    }
  else
    {
      int fd = open (filename, O_WRONLY | O_CREAT | O_APPEND, 0644);
      if (fd < 0)
        {
          fprintf (stderr, "log_init():open : %s\n", strerror (errno));
          fprintf (stderr, "Could not open the logfile, using stderr\n");
          log = stderr;
        }
      log = fdopen (fd, "a");
      if (log == NULL)
        {
          perror ("fdopen ");
          log = stderr;
        }

      setlinebuf (log);
    }
}

log_vwrite()

void log_vwrite	(	const char *	str,
		va_list	arg_ptr
	)

Write into the logfile / syslog using a va_list.

Parameters

[in]	str	Format string.
[in]	arg_ptr	String parameters.

Definition at line 110 of file log.c.

Referenced by log_write().

{
  char *tmp;
  char timestr[255];
  time_t t;

  if (log == NULL)
    {
      vsyslog (LOG_NOTICE, str, arg_ptr);
      return;
    }

  t = time (NULL);
  tmp = ctime (&t);

  timestr[sizeof (timestr) - 1] = '\0';
  strncpy (timestr, tmp, sizeof (timestr) - 1);
  timestr[strlen (timestr) - 1] = '\0';
  fprintf (log, "[%s][%d] ", timestr, getpid ());
  vfprintf (log, str, arg_ptr);
  fprintf (log, "\n");
}

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log_write()

void log_write	(	const char *	str,
			...
	)

Write into the logfile / syslog.

Parameters

[in]

str

Format string, followed by the corresponding parameters if any.

Definition at line 140 of file log.c.

References log_vwrite().

Referenced by check_kb_status(), comm_init(), comm_loading(), comm_wait_order(), get_max_checks_number(), get_max_hosts_number(), nasl_plugin_add(), plugin_next_unrun_dependency(), plugins_init(), scheduler_rm_running_ports(), and send_plug_info().

{
  va_list param;

  va_start (param, str);
  log_vwrite (str, param);
  va_end (param);
}

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