| adamdunkels | 0312950 | 2003-10-01 08:05:02 +0000 | [diff] [blame] | 1 | #include "ctk.h" |
| 2 | #include "dispatcher.h" |
| 3 | #include "loader.h" |
| 4 | #include "sensors.h" |
| 5 | |
| 6 | #include "uip-signal.h" |
| 7 | |
| 8 | #include <stdio.h> |
| 9 | |
| 10 | |
| 11 | static void sensorcheck_idle(void); |
| 12 | static DISPATCHER_SIGHANDLER(sensorcheck_sighandler, s, data); |
| 13 | static struct dispatcher_proc p = |
| 14 | {DISPATCHER_PROC("Sensor check", sensorcheck_idle, |
| 15 | sensorcheck_sighandler, NULL)}; |
| 16 | static ek_id_t id = EK_ID_NONE; |
| 17 | |
| 18 | static unsigned char dataavail; |
| 19 | |
| 20 | static struct uip_udp_conn *conn; |
| 21 | static int vib; |
| 22 | |
| 23 | /*-----------------------------------------------------------------------------------*/ |
| 24 | LOADER_INIT_FUNC(sensorcheck_init, arg) |
| 25 | { |
| 26 | u16_t server[2]; |
| 27 | arg_free(arg); |
| 28 | |
| 29 | if(id == EK_ID_NONE) { |
| 30 | id = dispatcher_start(&p); |
| 31 | uip_ipaddr(server, 192,168,1,1); |
| 32 | conn = uip_udp_new(server, 5125); |
| 33 | } |
| 34 | } |
| 35 | /*-----------------------------------------------------------------------------------*/ |
| 36 | static void |
| 37 | sensorcheck_quit(void) |
| 38 | { |
| 39 | dispatcher_exit(&p); |
| 40 | id = EK_ID_NONE; |
| 41 | LOADER_UNLOAD(); |
| 42 | } |
| 43 | /*-----------------------------------------------------------------------------------*/ |
| 44 | static |
| 45 | DISPATCHER_SIGHANDLER(sensorcheck_sighandler, s, data) |
| 46 | { |
| 47 | DISPATCHER_SIGHANDLER_ARGS(s, data); |
| 48 | |
| 49 | if(s == dispatcher_signal_quit) { |
| 50 | sensorcheck_quit(); |
| 51 | } |
| 52 | } |
| 53 | /*-----------------------------------------------------------------------------------*/ |
| 54 | static void |
| 55 | sensorcheck_idle(void) |
| 56 | { |
| 57 | /* Check vibration sensor, and send out data. */ |
| 58 | if(sensors_vib != vib) { |
| 59 | vib = sensors_vib; |
| 60 | ++dataavail; |
| 61 | if(conn != NULL) { |
| 62 | dispatcher_emit(uip_signal_poll_udp, conn, DISPATCHER_BROADCAST); |
| 63 | } |
| 64 | } |
| 65 | } |
| 66 | /*-----------------------------------------------------------------------------------*/ |
| 67 | void |
| 68 | udp_appcall(void) |
| 69 | { |
| 70 | if(dataavail) { |
| 71 | *(int *)uip_appdata = vib; |
| 72 | uip_udp_send(sizeof(int)); |
| 73 | dataavail = 0; |
| 74 | } |
| 75 | } |
| 76 | /*-----------------------------------------------------------------------------------*/ |