//**************************************************************************************************************************************************//
PROCESS_THREAD(RSSI_SCAN, ev, data)
{
static struct etimer rssitimer;
static struct rtimer rt;
PROCESS_BEGIN();
// Set the local address
uip_ip6addr(&my_addr, 0, 0, 0, 0, 0, 0, 0, 0);
uip_ds6_set_addr_iid(&my_addr, &uip_lladdr);
uip_ds6_addr_add(&my_addr, 0, ADDR_MANUAL);
//listening to port 3001 from beacons and sensors
listen_conn = udp_new(NULL, UIP_HTONS(0), NULL);
//Server Listen connection is bound too port 4001
udp_bind(listen_conn, UIP_HTONS(RECEIVER_PORT));
while(1)
{
//printf("inside while\n\r");
//etimer_set(&rssitimer, CLOCK_SECOND/200);
//GPIO_SET_PIN(GPIO_C_BASE, GPIO_PIN_MASK(1));
//PROCESS_YIELD();
PROCESS_WAIT_EVENT_UNTIL(ev == tcpip_event);
if ((ev == tcpip_event))
{
recv_handler();
}
}
PROCESS_END();
}
inline void HardwareSerial::store_char(unsigned char c)
{
int i = (_rx_buffer->head + 1) % RX_BUFFER_SIZE;
// if we should be storing the received character into the location
// just before the tail (meaning that the head would advance to the
// current location of the tail), we're about to overflow the buffer
// and so we don't write the character or advance the head.
if (i != _rx_buffer->tail) {
_rx_buffer->buffer[_rx_buffer->head] = c;
_rx_buffer->head = i;
}
if (recv_handler) {
recv_handler(this, c);
}
}
static void *
recv_from_learner(void *arg)
{
void *zmq_recv_sock;
recv_thd_data *thd = arg;
if ((zmq_recv_sock = zmq_socket(thd->zmq_ctx, ZMQ_SUB))) {
if (!zmq_connect(zmq_recv_sock, thd->recv_endpoint)) {
grn_ctx ctx;
if (!grn_ctx_init(&ctx, 0)) {
if ((!grn_ctx_use(&ctx, db))) {
msgpack_zone *mempool;
if ((mempool = msgpack_zone_new(MSGPACK_ZONE_CHUNK_SIZE))) {
grn_obj cmd_buf;
zmq_pollitem_t items[] = {
{ zmq_recv_sock, 0, ZMQ_POLLIN, 0}
};
GRN_TEXT_INIT(&cmd_buf, 0);
zmq_setsockopt(zmq_recv_sock, ZMQ_SUBSCRIBE, "", 0);
while (loop) {
zmq_poll(items, 1, 10000);
if (items[0].revents & ZMQ_POLLIN) {
recv_handler(&ctx, zmq_recv_sock, mempool, &cmd_buf);
}
}
grn_obj_unlink(&ctx, &cmd_buf);
msgpack_zone_free(mempool);
} else {
print_error("cannot create msgpack zone.");
}
/* db_close */
} else {
print_error("error in grn_db_open() on recv thread.");
}
grn_ctx_fin(&ctx);
} else {
print_error("error in grn_ctx_init() on recv thread.");
}
} else {
print_error("cannot create recv zmq_socket.");
}
} else {
print_error("cannot connect zmq_socket.");
}
return NULL;
}
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(ipv6_process, ev, data)
{
PROCESS_BEGIN();
// Set the local address
uip_ip6addr(&my_addr, 0, 0, 0, 0, 0, 0, 0, 0);
uip_ds6_set_addr_iid(&my_addr, &uip_lladdr);
uip_ds6_addr_add(&my_addr, 0, ADDR_MANUAL);
// Setup the destination address
uiplib_ipaddrconv(RECEIVER_ADDR, &dest_addr);
// Add a "neighbor" for our custom route
// Setup the default broadcast route
uiplib_ipaddrconv(ADDR_ALL_ROUTERS, &bcast_ipaddr);
uip_ds6_nbr_add(&bcast_ipaddr, &bcast_lladdr, 0, NBR_REACHABLE);
uip_ds6_route_add(&dest_addr, 128, &bcast_ipaddr);
// Setup a udp "connection"
client_conn = udp_new(&dest_addr, UIP_HTONS(RECEIVER_PORT), NULL);
if (client_conn == NULL) {
// Too many udp connections
// not sure how to exit...stupid contiki
}
udp_bind(client_conn, UIP_HTONS(3001));
etimer_set(&periodic_timer, 10*CLOCK_SECOND);
while(1) {
PROCESS_YIELD();
if (etimer_expired(&periodic_timer)) {
send_handler(ev, data);
etimer_restart(&periodic_timer);
} else if (ev == tcpip_event) {
recv_handler();
}
}
PROCESS_END();
}
static void dhcp_run(void)
{
static bool udp_open_fail = FALSE;
if(di.state == DHCP_STATE_INIT && di.action != DHCP_ACT_START) {
DBG("wrong attempt");
return;
} else if(GetUDPSocketStatus(di.sock) == SOCKSTAT_CLOSED) {
if(udp_open_fail == TRUE && !IS_TIME_PASSED(dhcp_run_tick, DHCP_RETRY_DELAY))
goto RET_ALARM;
ClsNetInfo(NI_IP_ADDR);
ClsNetInfo(NI_SN_MASK);
ClsNetInfo(NI_GW_ADDR);
ClsNetInfo(NI_DNS_ADDR);
if(UDPOpen(di.sock, DHCP_CLIENT_PORT) == RET_OK) {
if(dhcp_async) sockwatch_open(di.sock, dhcp_async_cb);
udp_open_fail = FALSE;
dhcp_run_tick = wizpf_get_systick();
dhcp_run_cnt = 0;
} else {
ERR("UDPOpen fail");
udp_open_fail = TRUE;
dhcp_run_tick = wizpf_get_systick();
goto RET_ALARM;
}
}
switch(di.state) {
case DHCP_STATE_INIT:
if(dhcp_run_cnt==0 && !IS_TIME_PASSED(dhcp_run_tick, DHCP_OPEN_DELAY))
goto RET_ALARM;
if(dhcp_run_cnt < DHCP_SEND_RETRY_COUNT) {
dhcp_run_cnt++;
if(send_discover() == RET_OK) { // Discover ok
if(dhcp_async) {
DBG("DHCP Discovery Send Async");
sockwatch_set(di.sock, WATCH_SOCK_UDP_SEND);
return; // alarm set is not needed
} else {
DBG("DHCP Discovery Sent");
SET_STATE(DHCP_STATE_SEARCHING);
dhcp_run_tick = wizpf_get_systick();
}
} else {
ERRA("DHCP Discovery SEND fail - (%d)times", dhcp_run_cnt);
dhcp_run_tick = wizpf_get_systick();
}
} else {
ERRA("DHCP Discovery SEND fail - (%d)times", dhcp_run_cnt);
dhcp_run_cnt = 0;
UDPClose(di.sock);
if(dhcp_async) sockwatch_close(di.sock);
dhcp_fail();
return; // alarm set is not needed
}
break;
case DHCP_STATE_SEARCHING:
if(!IS_TIME_PASSED(dhcp_run_tick, DHCP_RETRY_DELAY)) {
int8 ret = recv_handler();
if(ret == DHCP_MSG_OFFER) {
SET_STATE(DHCP_STATE_SELECTING);
dhcp_run_tick = wizpf_get_systick();
dhcp_run_cnt = 0;
} else if(ret != RET_NOK) DBGCRTCA(TRUE, "recv wrong packet(%d)", ret);
} else {
ERRA("DHCP Offer RECV fail - for (%d)msec", DHCP_RETRY_DELAY);
SET_STATE(DHCP_STATE_INIT);
dhcp_run_tick = wizpf_get_systick();
}
break;
case DHCP_STATE_SELECTING:
if(dhcp_run_cnt < DHCP_SEND_RETRY_COUNT) {
dhcp_run_cnt++;
if(send_request() == RET_OK) { // Request ok
if(dhcp_async) {
DBG("DHCP Request Send Async");
sockwatch_set(di.sock, WATCH_SOCK_UDP_SEND);
return; // alarm set is not needed
} else {
DBG("DHCP Request Sent");
SET_STATE(DHCP_STATE_REQUESTING);
dhcp_run_tick = wizpf_get_systick();
}
} else {
ERRA("DHCP Request SEND fail - (%d)times", dhcp_run_cnt);
dhcp_run_tick = wizpf_get_systick();
}
} else {
ERRA("DHCP Request SEND fail - (%d)times", dhcp_run_cnt);
dhcp_run_cnt = 0;
UDPClose(di.sock);
if(dhcp_async) sockwatch_close(di.sock);
dhcp_fail();
return; // alarm set is not needed
}
break;
case DHCP_STATE_REQUESTING:
if(!IS_TIME_PASSED(dhcp_run_tick, DHCP_RETRY_DELAY)) {
int8 ret = recv_handler();
if(ret == DHCP_MSG_ACK) { // Recv ACK
LOG("DHCP Success");
SET_STATE(DHCP_STATE_IP_CHECK);
dhcp_run_tick = wizpf_get_systick();
dhcp_run_cnt = 0;
} else if(ret == DHCP_MSG_NAK) { // Recv NAK
if(di.action == DHCP_ACT_START) {
SET_STATE(DHCP_STATE_INIT);
dhcp_run_tick = wizpf_get_systick();
} else {
SET_STATE(DHCP_STATE_BOUND);
}
dhcp_run_cnt = 0;
} else if(ret != RET_NOK) DBGCRTCA(TRUE, "recv wrong packet(%d)", ret);
} else {
ERRA("DHCP ACK RECV fail - for (%d)msec", DHCP_RETRY_DELAY);
if(di.action == DHCP_ACT_START) {
SET_STATE(DHCP_STATE_INIT);
dhcp_run_tick = wizpf_get_systick();
} else {
SET_STATE(DHCP_STATE_BOUND);
}
}
break;
case DHCP_STATE_IP_CHECK:
//if(send_checker() == RET_OK) {
SET_STATE(DHCP_STATE_BOUND);
SetNetInfo(&workinfo);
if(di.ip_update) di.ip_update();
LOGA("DHCP ok - New IP (%d.%d.%d.%d)",
workinfo.ip[0], workinfo.ip[1], workinfo.ip[2], workinfo.ip[3]);
//} else {
// SET_STATE(DHCP_STATE_INIT);
// ERR("IP Addr conflicted - IP(%d.%d.%d.%d)", workinfo.ip[0], workinfo.ip[1], workinfo.ip[2], workinfo.ip[3]);
// send_rel_dec(DHCP_MSG_DECLINE);
// if(di.ip_conflict) (*di.ip_conflict)();
//}
break;
case DHCP_STATE_BOUND:
di.action = DHCP_ACT_NONE;
UDPClose(di.sock);
if(dhcp_async) sockwatch_close(di.sock);
return; // alarm set is not needed
case DHCP_STATE_FAILED:
return; // alarm set is not needed
default:
ERRA("wrong state(%d)", di.state);
return; // alarm set is not needed
}
RET_ALARM:
if(dhcp_alarm) alarm_set(10, dhcp_alarm_cb, 0);
}
void
alltoall(int len)
{
int cc;
int i, n;
int m;
fd_set wfds, rfds;
struct request send_req;
send_req.rank = comm_rank;
send_req.len = len;
for (i = 0; i < comm_size; i++) {
if (i != comm_rank) {
recv_req[i].count = 0;
} else {
recv_req[i].count = len;
}
}
for (n = 0; n < comm_size - 1; n++) {
/* send phase */
send_req.rank = GET_RANK(send_req.rank + 1);
send_req.fd = hosts[send_req.rank].sock;
send_req.count = 0;
send_handler(&send_req);
assert(send_req.rank != comm_rank);
for (;;) {
int nsel = 0;
m = -1;
FD_ZERO(&wfds);
FD_ZERO(&rfds);
if (send_req.count != send_req.len) {
FD_SET(send_req.fd, &wfds);
m = MAX(m, send_req.fd);
nsel++;
} else {
if (n + 1 != comm_size - 1)
break; /* We have another pending send requests. */
}
for (i = 0; i < comm_size; i++) {
if (recv_req[i].count == recv_req[i].len)
continue;
FD_SET(recv_req[i].fd, &rfds);
m = MAX(m, recv_req[i].fd);
nsel++;
}
if (nsel == 0)
break;
cc = select(m + 1, &rfds, &wfds, NULL, NULL);
nr_select++;
if (cc < 0)
perror_exit("select", 1);
for (i = 0; i < comm_size; i++) {
if (recv_req[i].count == recv_req[i].len)
continue;
if (FD_ISSET(recv_req[i].fd, &rfds))
recv_handler(&recv_req[i]);
}
if (FD_ISSET(send_req.fd, &wfds))
send_handler(&send_req);
}
}
}
/*
MAIN
Envoyer et recevoir des donnes
Gere les fenetres du GUI
*/
int main (int argc, char* argv[]) {
if ( argc < 2 ) {
printf ("Usage: %s PORT\n", argv[0]);
exit (EXIT_FAILURE);
}
initscr(); // Start curses mode
cbreak(); // Line buffering disabled, Pass on everty thing to me
//my_win = create_newwin(height, width, starty, startx);
f_haut = definirFenetre( f_haut_hauteur, COLS, 0, 0 );
f_bas = definirFenetre( f_bas_hauteur, COLS, (LINES - f_bas_hauteur - marge_bas), 0 );
f_info = definirFenetre( f_info_hauteur, COLS, (LINES - donnerHauteur(f_bas) - f_info_hauteur - marge_bas), 0 );
f_cmd = definirFenetre( f_cmd_hauteur, COLS, (LINES - donnerHauteur(f_bas) - donnerHauteur(f_info) - marge_bas - f_cmd_hauteur), 0);
f_chat = definirFenetre( (LINES - donnerHauteur(f_haut) - donnerHauteur(f_cmd) - donnerHauteur(f_info) - donnerHauteur(f_bas) - marge_bas), COLS, donnerHauteur(f_haut), 0 );
refresh();
w_haut = create_newwin_with_border( f_haut );
w_bas = create_newwin_no_border( f_bas );
w_info = create_newwin_with_border( f_info );
w_cmd = create_newwin_with_border( f_cmd );
w_chat = create_newwin_no_border( f_chat );
scrollok( w_chat, 1 );
wsetscrreg( w_chat, donnerStarty(f_chat), donnerHauteur(f_chat) );
wtimeout(w_bas, 500);
mvwprintw(w_haut, 1, 1, "CHAT CLIENT");
mvwprintw(w_cmd, 1, 1, "");
mvwprintw(w_info, 1, 1, "/nom usager\t/mp usager msg\t/creer groupe type\t/info groupe\t\t/accept usager groupe");
mvwprintw(w_info, 2, 1, "\t\t/mg groupe msg\t/joindre groupe\t\t/liste usagers\t\t/refuser usager groupe");
mvwprintw(w_info, 3, 1, "/quitter\t\t\t/byebye groupe\t\t/liste groupes\t\t/stats groupe");
wmove( w_bas, 0, 0 );
wrefresh(w_haut);
wrefresh(w_info);
wrefresh(w_bas);
wrefresh(w_cmd);
struct sockaddr_in serveur;
struct hostent* hp;
socket_d = socket (AF_INET, SOCK_STREAM, 0);
if (socket_d < 0) {
endwin();
printf("Erreur lors de la création de la socket !\n");
return 1;
}
setnonblocking (socket_d);
hp = gethostbyname("localhost");
if (hp==0) {
endwin();
close (socket_d);
printf("Hôte inconnu!\n");
return 2;
}
serveur.sin_family = AF_INET;
serveur.sin_port = htons(atoi(argv[1]));
bcopy((char *)hp->h_addr, (char *)&serveur.sin_addr, hp->h_length);
if ( connect(socket_d,(struct sockaddr *)&serveur,sizeof(struct sockaddr_in)) < 0 ) {
endwin();
close (socket_d);
printf("Erreur lors de la création d'une nouvelle connexion !\n");
return 3;
}
nom_usager_defini = 0;
input = chaineCreerVide( COLS );
while ( 1 ) {
key_handler();
if ( ! recv_handler() )
break;
}
endwin ();
close (socket_d);
return 0;
}
