/*

 *

 *  BlueZ - Bluetooth protocol stack for Linux

 *

 *  Copyright (C) 2019  Intel Corporation

 *

 *

 *  This library is free software; you can redistribute it and/or

 *  modify it under the terms of the GNU Lesser General Public

 *  License as published by the Free Software Foundation; either

 *  version 2.1 of the License, or (at your option) any later version.

 *

 *  This library 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

 *  Lesser General Public License for more details.

 *

 *

 */

#ifdef HAVE_CONFIG_H

#include <config.h>

#endif

#define _GNU_SOURCE

#include <errno.h>

#include <unistd.h>

#include <stdlib.h>

#include <ell/ell.h>

#include "mainloop.h"

static bool is_initialized;

static int exit_status;

static mainloop_signal_func sig_func;

static void l_sig_func(uint32_t signo, void *user_data)

{

	if (sig_func)

		sig_func(signo, user_data);

}

void mainloop_init(void)

{

	is_initialized = l_main_init();

}

void mainloop_quit(void)

{

	l_main_quit();

}

void mainloop_exit_success(void)

{

	exit_status = EXIT_SUCCESS;

	l_main_quit();

}

void mainloop_exit_failure(void)

{

	exit_status = EXIT_FAILURE;

	l_main_quit();

}

int mainloop_run(void)

{

	if (!is_initialized)

		return -EINVAL;

	l_main_run();

	is_initialized = false;

	sig_func = NULL;

	return exit_status;

}

int mainloop_run_with_signal(mainloop_signal_func func, void *user_data)

{

	if (!is_initialized || !func)

		return -EINVAL;

	/* Workaround for sign discrepancy in ell and bluez */

	sig_func = func;

	return l_main_run_with_signal(l_sig_func, user_data);

}

int mainloop_add_fd(int fd, uint32_t events, mainloop_event_func callback,

				void *user_data, mainloop_destroy_func destroy)

{

	return -ENOSYS;

}

int mainloop_modify_fd(int fd, uint32_t events)

{

	return -ENOSYS;

}

int mainloop_remove_fd(int fd)

{

	return -ENOSYS;

}

int mainloop_add_timeout(unsigned int msec, mainloop_timeout_func callback,

				void *user_data, mainloop_destroy_func destroy)

{

	return -ENOSYS;

}

int mainloop_modify_timeout(int fd, unsigned int msec)

{

	return -ENOSYS;

}

int mainloop_remove_timeout(int id)

{

	return -ENOSYS;

}

int mainloop_set_signal(sigset_t *mask, mainloop_signal_func callback,

				void *user_data, mainloop_destroy_func destroy)

{

	return -ENOSYS;

}