network-reboot.c File Reference

#include "contiki-net.h"
#include "net/ip/simple-udp.h"
#include "network-reboot.h"
#include "dev/leds.h"
#include "dev/watchdog.h"
#include <string.h>
#include <stdio.h>

Data Structures
struct	network_reboot_msg

Macros
#define	SEND_INTERVAL   (20 * CLOCK_SECOND)
#define	SEND_TIME   (random_rand() % (SEND_INTERVAL))
#define	STARTUP_GRACE_PERIOD   (120 * CLOCK_SECOND)
#define	UDP_PORT   31337

Functions
void	network_reboot_init (void)
void	network_reboot_reboot (int seconds)
	PROCESS (network_reboot_process,"network_reboot process")
	PROCESS_THREAD (network_reboot_process, ev, data)
static void	receiver (struct simple_udp_connection *c, const uip_ipaddr_t *sender_addr, uint16_t sender_port, const uip_ipaddr_t *receiver_addr, uint16_t receiver_port, const uint8_t *data, uint16_t datalen)
static void	send_msg (struct simple_udp_connection *conn, int seconds)

Variables
static struct simple_udp_connection	broadcast_connection
static const char	magic_bytes [6] = "Reboot"
static int	seconds_until_reboot

#define SEND_INTERVAL   (20 * CLOCK_SECOND)

Referenced by PROCESS_THREAD().

#define SEND_TIME   (random_rand() % (SEND_INTERVAL))

Referenced by PROCESS_THREAD().

#define STARTUP_GRACE_PERIOD   (120 * CLOCK_SECOND)

Referenced by PROCESS_THREAD().

#define UDP_PORT   31337

Referenced by PROCESS_THREAD().

void network_reboot_init

(

void

)

References network_reboot_process, NULL, and process_start().

void network_reboot_reboot

(

int

seconds

)

References broadcast_connection, seconds, seconds_until_reboot, and send_msg().

PROCESS	(	network_reboot_process	,
		"network_reboot process"
	)

PROCESS_THREAD	(	network_reboot_process	,
		ev	,
		data
	)

References broadcast_connection, CLOCK_SECOND, data, etimer_expired(), etimer_reset(), etimer_set(), LEDS_ALL, leds_toggle(), NULL, printf, PROCESS_BEGIN, PROCESS_END, PROCESS_WAIT_EVENT, PROCESS_WAIT_EVENT_UNTIL, receiver(), seconds_until_reboot, SEND_INTERVAL, send_msg(), SEND_TIME, simple_udp_register(), STARTUP_GRACE_PERIOD, and UDP_PORT.

static void receiver ( struct simple_udp_connection *  c, const uip_ipaddr_t *  sender_addr, uint16_t  sender_port, const uip_ipaddr_t *  receiver_addr, uint16_t  receiver_port, const uint8_t *  data, uint16_t  datalen  )

static

References network_reboot_msg::magic_bytes, magic_bytes, network_reboot_msg::seconds, seconds_until_reboot, and uip_htons().

Referenced by PROCESS_THREAD().

static void send_msg ( struct simple_udp_connection *  conn, int  seconds  )

static

References addr, network_reboot_msg::magic_bytes, magic_bytes, network_reboot_msg::seconds, seconds_until_reboot, simple_udp_sendto(), uip_create_linklocal_allnodes_mcast, and uip_htons().

Referenced by network_reboot_reboot(), and PROCESS_THREAD().

struct simple_udp_connection broadcast_connection

static

Referenced by network_reboot_reboot(), and PROCESS_THREAD().

const char magic_bytes[6] = "Reboot"

static

Referenced by receiver(), and send_msg().

int seconds_until_reboot

static

Referenced by network_reboot_reboot(), PROCESS_THREAD(), receiver(), and send_msg().