#include "fs.h"

/* SEF functions and variables. */
static void sef_local_startup(void);
static int sef_cb_init_fresh(int type, sef_init_info_t *info);
static void sef_cb_signal_handler(int signo);

/*===========================================================================*
 *				main                                         *
 *===========================================================================*/
int main(int argc, char *argv[])
{
/* This is the main routine of this service. */

  /* SEF local startup. */
  env_setargs(argc, argv);
  sef_local_startup();

  /* The fsdriver library does the actual work here. */
  fsdriver_task(&pfs_table);

  return(OK);
}

/*===========================================================================*
 *			       sef_local_startup			     *
 *===========================================================================*/
static void sef_local_startup()
{
  /* Register init callbacks. */
  sef_setcb_init_fresh(sef_cb_init_fresh);
  sef_setcb_init_restart(sef_cb_init_fail);

  /* No live update support for now. */

  /* Register signal callbacks. */
  sef_setcb_signal_handler(sef_cb_signal_handler);

  /* Let SEF perform startup. */
  sef_startup();
}

/*===========================================================================*
 *		            sef_cb_init_fresh                                *
 *===========================================================================*/
static int sef_cb_init_fresh(int type, sef_init_info_t *info)
{
/* Initialize the pipe file server. */
  int i;
  struct passwd *pw;

  /* Initialize main loop parameters. */
  busy = 0;		/* Server is not 'busy' (i.e., inodes in use). */

  /* Init inode table */
  for (i = 0; i < PFS_NR_INODES; ++i) {
	inode[i].i_count = 0;
  }

  init_inode_cache();
  buf_pool();

  return(OK);
}

/*===========================================================================*
 *		           sef_cb_signal_handler                             *
 *===========================================================================*/
static void sef_cb_signal_handler(int signo)
{
  /* Only check for termination signal, ignore anything else. */
  if (signo != SIGTERM) return;

  fsdriver_terminate();
}