added handler to shutdown on CTRL-C

TODO.txt

@@ -5,21 +5,30 @@ Last milestone reached: Restart client app without restarting BTdaemon possible
 NEXT:
 - turn off Bluetooth on ctrl-c
 - extend hci_logger to write to /var/hci_dump.txt as text
+- client/server part using unix domain sockets (portable and fast)
+- iPhone status icon support
+  - create BTstack icon. Flipped B in red, or blue on orange
+  - bt_control_iphone.c -> bt_control_iphone.m // or objcSendMsg
+  - call SpringBoard on/off BT
 - automatic start/stop of BTdaemon
   - start BTdaemon by client lib
     - e.g. use popen and wait for initial "I'm ready" message
+  - autostart by launchd
   - stop  BTdaemon after X minutes idle
-- iPhone status icon support
-  - bt_control_iphone.c -> bt_control_iphone.m
-  - call SpringBoard on/off BT
-  - create BTstack icon. Flipped B in red
+- better deal with Apple stack
+  - detect that it is running
+  - figure out how to shut it down
+  - user interface
+- Cocoa User Interface Components
+  - Alert and shutdown of Apple's stack
+  - Inquiry
+  - Detect iPhone sleep mode
 === BTdaemon can run always
 - implement rest of L2CAP state machine
   - incoming connections
     - list of supported PSM
 	- commands and events
 === Incoming L2CAP supported
-- client/server part using unix domain sockets (portable and fast)
 - configuration: /etc/btstack
   - single Bluetooth module supported
   - transport type: H4, H5, USB
@@ -50,3 +59,4 @@ NEXT:
 - auto-generate code for sending commands from structured text input file
 - devise concept for access to event data
   - auto-generate event struct getter? STRUCTURE_get_FIELD
+- Bluetooth low-power modes useful

src/daemon.c

@@ -9,10 +9,11 @@
 
 #include "../config.h"
 
-#include <unistd.h>
+#include <signal.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <strings.h>
+#include <unistd.h>
 
 #include "hci.h"
 #include "hci_dump.h"
@@ -116,6 +117,13 @@ static int daemon_client_handler(connection_t *connection, uint16_t packet_type,
     return 0;
 }
 
+void daemon_sigint_handler(int param){
+    printf(" <= SIGINT received, shutting down..\n");    
+    hci_power_control( HCI_POWER_OFF);
+    printf("Good bye, see you.\n");    
+    exit(0);
+}
+
 int main (int argc, const char * argv[]){
     
     bt_control_t * control = NULL;
@@ -139,7 +147,7 @@ int main (int argc, const char * argv[]){
     
     // use logger: format HCI_DUMP_PACKETLOGGER, HCI_DUMP_BLUEZ or HCI_DUMP_STDOUT
     // hci_dump_open("/tmp/hci_dump.pklg", HCI_DUMP_PACKETLOGGER);
-    hci_dump_open(NULL, HCI_DUMP_STDOUT);
+    // hci_dump_open(NULL, HCI_DUMP_STDOUT);
                   
     // init HCI
     hci_init(transport, &config, control);
@@ -155,6 +163,9 @@ int main (int argc, const char * argv[]){
     // create server
     socket_connection_create_tcp(BTSTACK_PORT);
     socket_connection_register_packet_callback(daemon_client_handler);
+
+    // handle CTRL-c
+    signal(SIGINT, daemon_sigint_handler);
     
     // go!
     run_loop_execute();