void udp_apps_appcall(void)
{
#ifdef UIP_DHCP
switch(uip_udp_conn->lport)
{
case UIP_HTONS(IP_PORT_DHCP_SERVER):
case UIP_HTONS(IP_PORT_DHCP_CLIENT):
dhcpc_appcall();
break;
// case UIP_HTONS(IP_PORT_NTP):
// ntpd_appcall();
break;
default:
break;
}
if( stimer_expired(&dhcpc_state.stimer) )
{
dhcpc_state.state = DHCP_STATE_INITIAL;
dhcpc_unconfigured(&dhcpc_state);
dhcpc_appcall();
}
#endif // UIP_DHCP
}
// this function maps the current packet against the mappings
// pointed to by the param
void uip_port_app_mapper(struct port_appcall_map* cur_map)
{
#ifdef __DHCPC_H__
// if dhcpc is enabled and running we want our ip ASAP so skip all others
if(dhcpc_running && uip_poll())
{
dhcpc_appcall();
base_conn = NULL;
return;
}
#endif
// yes this will walk the entire list which is up to 4 items at the moment
while ((base_conn != NULL) && (cur_map->an_appcall != NULL))
{
// Now match the app to the packet.
// local AND/OR remote ports match
// firs check remote port matches and local may or may not
// then check local port matches
// can't do it in one statement due to the l & r ports could both be zero and match all apps.
if (((base_conn->rport == HTONS(cur_map->rport)) &&
((cur_map->lport == 0) || (base_conn->lport == HTONS(cur_map->lport)))) ||
((base_conn->lport == HTONS(cur_map->lport)) &&
((cur_map->rport == 0) || (base_conn->rport == HTONS(cur_map->rport)))))
{
cur_map->an_appcall();
base_conn = NULL;
break;
}
cur_map++;
}
}
/////////////////////////////////////////////////////////////////////////////
// Called by UDP handler of uIP
/////////////////////////////////////////////////////////////////////////////
s32 UIP_TASK_UDP_AppCall(void)
{
// DHCP client
if( uip_udp_conn->rport == HTONS(DHCPC_SERVER_PORT) || uip_udp_conn->rport == HTONS(DHCPC_CLIENT_PORT) ) {
dhcpc_appcall();
}
return 0; // no error
}
void udp_protocol_switcher_appcall(void)
{
if( uip_udp_conn->rport == HTONS(DNS_SERVER_PORT) ) { // DNS resolver port
resolv_appcall();
return;
}
if( uip_udp_conn->rport == HTONS(DHCP_SERVER_PORT) ) { // DHCP port
dhcpc_appcall();
return;
}
udp_frame_appcall();
}
void dispatch_udp_appcall (void)
{
#ifdef CFG_SNTP
if (uip_udp_conn->rport == HTONS (123))
sntp_appcall ();
else
#endif
#ifdef CFG_DHCP
if (uip_udp_conn->rport == HTONS (DHCPC_SERVER_PORT))
dhcpc_appcall ();
#endif
}
/*****************************************************************************
函 数 名 : my_udp_app
功能描述 : the uip for udp application function
输入参数 : void
输出参数 : 无
返 回 值 :
调用函数 :
被调函数 :
修改历史 :
1.日 期 : 2017年4月17日
作 者 : QSWWD
修改内容 : 新生成函数
*****************************************************************************/
void my_udp_app(void)
{
printf("my_udp_app...\n\r");
switch(uip_udp_conn->rport)
{
case HTONS(8899):
udp_8899_app();
break;
case HTONS(67):
dhcpc_appcall();
break;
case HTONS(68):
dhcpc_appcall();
break;
case HTONS(53):
resolv_appcall();
break;
default:
udp_default_app();
break;
}
}
/////////////////////////////////////////////////////////////////////////////
// Called by UDP handler of uIP
/////////////////////////////////////////////////////////////////////////////
s32 UIP_TASK_UDP_AppCall(void)
{
// DHCP client
if( uip_udp_conn->rport == HTONS(DHCPC_SERVER_PORT) || uip_udp_conn->rport == HTONS(DHCPC_CLIENT_PORT) ) {
dhcpc_appcall();
// monitor option
if( udp_monitor_level >= UDP_MONITOR_LEVEL_4_ALL )
UIP_TASK_UDP_MonitorPacket(UDP_MONITOR_RECEIVED, "DHCP"); // should we differ between send/receive?
} else {
// OSC Server checks for IP/port locally
OSC_SERVER_AppCall();
// MonitorPacket called from OSC_SERVER
}
return 0; // no error
}
void route_appcalls() {
resolv_appcall();
dhcpc_appcall();
}
/*-----------------------------------------------------------------------------------*/
PROCESS_THREAD(dhcp_process, ev, data)
{
PROCESS_BEGIN();
ctk_window_new(&window, 29, 14, "DHCP client");
CTK_WIDGET_ADD(&window, &requestbutton);
CTK_WIDGET_ADD(&window, &statuslabel);
CTK_WIDGET_ADD(&window, &ipaddrlabel);
CTK_WIDGET_ADD(&window, &ipaddrtextentry);
CTK_WIDGET_ADD(&window, &netmasklabel);
CTK_WIDGET_ADD(&window, &netmasktextentry);
CTK_WIDGET_ADD(&window, &gatewaylabel);
CTK_WIDGET_ADD(&window, &gatewaytextentry);
#if WITH_DNS
CTK_WIDGET_ADD(&window, &dnsserverlabel);
CTK_WIDGET_ADD(&window, &dnsservertextentry);
#endif /* WITH_DNS */
CTK_WIDGET_ADD(&window, &savebutton);
CTK_WIDGET_ADD(&window, &cancelbutton);
CTK_WIDGET_FOCUS(&window, &requestbutton);
ctk_window_open(&window);
/* Allow resolver to set DNS server address. */
process_post(PROCESS_CURRENT(), PROCESS_EVENT_MSG, NULL);
dhcpc_init(uip_ethaddr.addr, sizeof(uip_ethaddr.addr));
while(1) {
PROCESS_WAIT_EVENT();
if(ev == PROCESS_EVENT_MSG) {
makestrings();
ctk_window_redraw(&window);
} else if(ev == tcpip_event) {
dhcpc_appcall(ev, data);
} else if(ev == ctk_signal_button_activate) {
if(data == (process_data_t)&requestbutton) {
dhcpc_request();
set_statustext("Requesting...");
}
if(data == (process_data_t)&savebutton) {
apply_tcpipconfig();
app_quit();
}
if(data == (process_data_t)&cancelbutton) {
app_quit();
}
} else if(
#if CTK_CONF_WINDOWCLOSE
ev == ctk_signal_window_close ||
#endif
ev == PROCESS_EVENT_EXIT) {
app_quit();
}
}
PROCESS_END();
}
void elua_uip_udp_appcall()
{
resolv_appcall();
dhcpc_appcall();
}
/* -----------------------------------------------------------------------------
* xtcpd_appcall
*
* this function is called, when a package comes in for an upper layer
* application.
* -------------------------------------------------------------------------- */
void
xtcpd_appcall(void)
{
xtcpd_state_t *s;
/* --------------- DHCP (v4) --------------- */
if (uip_udpconnection() &&
(uip_udp_conn->lport == HTONS(DHCPC_CLIENT_PORT) ||
uip_udp_conn->lport == HTONS(DHCPC_SERVER_PORT))) {
#if UIP_USE_DHCP
dhcpc_appcall();
#endif
return;
}
/* --------- set up a new connection ---------- */
if (uip_udpconnection()){
s = (xtcpd_state_t *) &(uip_udp_conn->appstate);
if (uip_newdata()) {
// Set remote port to upper layer state
s->conn.remote_port = HTONS(UDPBUF->srcport);
uip_ipaddr_copy(s->conn.remote_addr.u8, BUF->srcipaddr.u8);
}
} else if (uip_conn == NULL) {
// dodgy uip_conn
return;
} else {
s = (xtcpd_state_t *) &(uip_conn->appstate);
}
/* ------ passing new connection event up to the upper xtcp layer ---- */
if (uip_connected()) {
if (!uip_udpconnection()) {
init_xtcpd_state(s,
XTCP_PROTOCOL_TCP,
*((xtcp_ipaddr_t *) (&uip_conn->ripaddr)),
uip_conn->lport,
uip_conn->rport,
uip_conn);
xtcpd_event(XTCP_NEW_CONNECTION, s);
} else {
init_xtcpd_state(s,
XTCP_PROTOCOL_UDP,
*((xtcp_ipaddr_t *) (&uip_udp_conn->ripaddr)),
uip_udp_conn->lport,
uip_udp_conn->rport,
uip_udp_conn);
xtcpd_event(XTCP_NEW_CONNECTION, s);
}
}
/* --------------- new data event to deliver --------------- */
if (uip_newdata() && uip_len > 0) {
if (s->linknum != -1) {
xtcpd_service_clients_until_ready(s->linknum, xtcp_cons.links, xtcp_cons.nr);
xtcpd_recv(xtcp_cons.links, s->linknum, xtcp_cons.nr,
s,
uip_appdata,
uip_datalen());
if (!uip_udpconnection() && s->s.ack_recv_mode) {
uip_stop();
}
}
} else if (uip_aborted()) {
xtcpd_event(XTCP_ABORTED, s);
return;
} else if (uip_timedout()) {
xtcpd_event(XTCP_TIMED_OUT, s);
return;
}
/* ------------ passing acknowleg event to upper layer ------------- */
if (uip_acked()) {
int len;
if (s->linknum != -1) {
len =
do_xtcpd_send(xtcp_cons.links[s->linknum],
XTCP_SENT_DATA,
s,
uip_appdata,
uip_udpconnection() ? XTCP_CLIENT_BUF_SIZE : uip_mss());
uip_send(uip_appdata, len);
}
}
/* -------------- retransmit the last package -------------- */
if (uip_rexmit()) {
int len;
if (s->linknum != -1) {
xtcpd_service_clients_until_ready(s->linknum, xtcp_cons.links, xtcp_cons.nr);
#ifdef XTCP_ENABLE_PARTIAL_PACKET_ACK
s->conn.outstanding = 0;
#endif
len = xtcpd_send(xtcp_cons.links[s->linknum],
XTCP_RESEND_DATA,
s,
uip_appdata,
uip_udpconnection() ? XTCP_CLIENT_BUF_SIZE : uip_mss());
if (len != 0)
uip_send(uip_appdata, len);
}
}
/* --------------- poll a connection --------------- */
if (uip_poll()) {
uip_xtcpd_handle_poll(s);
}
#if XTCP_ENABLE_PUSH_FLAG_NOTIFICATION
if (uip_tcp_push()) {
xtcpd_event(XTCP_PUSH_DATA, s);
}
#endif
/* ------------- connection close event ------------ */
if (uip_closed()) {
if (!s->s.closed){
s->s.closed = 1;
xtcpd_event(XTCP_CLOSED, s);
}
return;
}
}
void
xtcpd_appcall(void)
{
xtcpd_state_t *s;
if (uip_udpconnection() &&
(uip_udp_conn->lport == HTONS(DHCPC_CLIENT_PORT) ||
uip_udp_conn->lport == HTONS(DHCPC_SERVER_PORT))) {
#if UIP_USE_DHCP
dhcpc_appcall();
#endif
return;
}
if (uip_udpconnection()) {
s = (xtcpd_state_t *) &(uip_udp_conn->appstate);
if (uip_newdata()) {
s->conn.remote_port = HTONS(UDPBUF->srcport);
uip_ipaddr_copy(s->conn.remote_addr, BUF->srcipaddr);
}
}
else if (uip_conn == NULL) {
// dodgy uip_conn
return;
}
else
s = (xtcpd_state_t *) &(uip_conn->appstate);
// if (!uip_udpconnection() && uip_connected()) {
if (uip_connected()) {
if (!uip_udpconnection()) {
xtcpd_init_state(s,
XTCP_PROTOCOL_TCP,
(unsigned char *) uip_conn->ripaddr,
uip_conn->lport,
uip_conn->rport,
uip_conn);
xtcpd_event(XTCP_NEW_CONNECTION, s);
}
else {
xtcpd_init_state(s,
XTCP_PROTOCOL_UDP,
(unsigned char *) uip_udp_conn->ripaddr,
uip_udp_conn->lport,
uip_udp_conn->rport,
uip_udp_conn);
xtcpd_event(XTCP_NEW_CONNECTION, s);
}
}
if (uip_acked()) {
int len;
if (s->linknum != -1) {
xtcpd_service_clients_until_ready(s->linknum, xtcp_links, xtcp_num);
len = xtcpd_send(xtcp_links[s->linknum],
XTCP_SENT_DATA,
s,
uip_appdata,
uip_udpconnection() ? XTCP_CLIENT_BUF_SIZE : uip_mss());
if (len != 0)
uip_send(uip_appdata, len);
}
}
if (uip_newdata() && uip_len > 0) {
if (s->linknum != -1) {
if (!uip_udpconnection() && s->s.ack_recv_mode) {
uip_stop();
}
xtcpd_service_clients_until_ready(s->linknum, xtcp_links, xtcp_num);
xtcpd_recv(xtcp_links, s->linknum, xtcp_num,
s,
uip_appdata,
uip_datalen());
}
}
else if (uip_aborted()) {
xtcpd_event(XTCP_ABORTED, s);
return;
}
else if (uip_timedout()) {
xtcpd_event(XTCP_TIMED_OUT, s);
return;
}
if (uip_rexmit()) {
int len;
if (s->linknum != -1) {
xtcpd_service_clients_until_ready(s->linknum, xtcp_links, xtcp_num);
len = xtcpd_send(xtcp_links[s->linknum],
XTCP_RESEND_DATA,
s,
uip_appdata,
uip_udpconnection() ? XTCP_CLIENT_BUF_SIZE : uip_mss());
if (len != 0)
uip_send(uip_appdata, len);
}
}
if (uip_poll()) {
uip_xtcpd_handle_poll(s);
}
if (uip_closed()) {
if (!s->s.closed) {
s->s.closed = 1;
xtcpd_event(XTCP_CLOSED, s);
}
return;
}
}