/*
 * hdhomerun_os_posix.h
 *
 * Copyright © 2006-2008 Silicondust USA Inc. <www.silicondust.com>.
 *
 * 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 3 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.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
 * 
 * As a special exception to the GNU Lesser General Public License,
 * you may link, statically or dynamically, an application with a
 * publicly distributed version of the Library to produce an
 * executable file containing portions of the Library, and
 * distribute that executable file under terms of your choice,
 * without any of the additional requirements listed in clause 4 of
 * the GNU Lesser General Public License.
 * 
 * By "a publicly distributed version of the Library", we mean
 * either the unmodified Library as distributed by Silicondust, or a
 * modified version of the Library that is distributed under the
 * conditions defined in the GNU Lesser General Public License.
 */

#define _FILE_OFFSET_BITS 64
#include <stdlib.h>
#include <stdio.h>
#include <stdarg.h>
#include <string.h>
#include <unistd.h>
#include <errno.h>
#include <fcntl.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/time.h>
#include <sys/timeb.h>
#include <sys/wait.h>
#include <sys/signal.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <netdb.h>
#include <pthread.h>

typedef int bool_t;

#define LIBTYPE
#define sock_getlasterror errno
#define sock_getlasterror_socktimeout (errno == EAGAIN)
#define console_vprintf vprintf
#define console_printf printf
#define THREAD_FUNC_PREFIX void *

static inline uint64_t getcurrenttime(void)
{
	struct timeval t;
	gettimeofday(&t, NULL);
	return ((uint64_t)t.tv_sec * 1000) + (t.tv_usec / 1000);
}

static inline int msleep(unsigned int ms)
{
	uint64_t stop_time = getcurrenttime() + ms;

	while (1) {
		uint64_t current_time = getcurrenttime();
		if (current_time >= stop_time) {
			return 0;
		}

		uint64_t delay_s = (stop_time - current_time) / 1000;
		if (delay_s > 0) {
			sleep((unsigned int)delay_s);
			continue;
		}

		uint64_t delay_us = (stop_time - current_time) * 1000;
		usleep((unsigned int)delay_us);
	}
}

static inline int setsocktimeout(int s, int level, int optname, uint64_t timeout)
{
	struct timeval t;
	t.tv_sec = timeout / 1000;
	t.tv_usec = (timeout % 1000) * 1000;
	return setsockopt(s, level, optname, (char *)&t, sizeof(t));
}
