remove Remove Ctrl-C from usage

example/a2dp_sink_demo.c

@@ -475,7 +475,6 @@ static void media_processing_close(void){
 }
 
 static void handle_l2cap_media_data_packet(avdtp_stream_endpoint_t * stream_endpoint, uint8_t *packet, uint16_t size){
-    
     UNUSED(stream_endpoint);
 
     int pos = 0;
@@ -793,8 +792,6 @@ static void show_usage(void){
     printf("X - disable repeat mode\n");
     printf("z - shuffle all tracks\n");
     printf("Z - disable shuffle mode\n");
- 
-    printf("Ctrl-c - exit\n");
     printf("---\n");
 }
 #endif

example/a2dp_source_demo.c

@@ -437,7 +437,6 @@ static void show_usage(void){
     printf("p      - pause streaming\n");
 
     printf("\n--- Bluetooth  AVRCP Target Commands %s ---\n", bd_addr_to_str(iut_address));
-    printf("Ctrl-c - exit\n");
     printf("---\n");
 }
 

example/ancs_client_demo.c

@@ -130,7 +130,6 @@ static void ancs_callback(uint8_t packet_type, uint16_t channel, uint8_t *packet
 
 int btstack_main(int argc, const char * argv[]);
 int btstack_main(int argc, const char * argv[]){
-    
     (void)argc;
     (void)argv;
 

example/hfp_ag_demo.c

@@ -169,9 +169,6 @@ static void show_usage(void){
     printf("w - put incoming call on hold (Response and Hold)\n");
     printf("x - accept held incoming call (Response and Hold)\n");
     printf("X - reject held incoming call (Response and Hold)\n");
-
-    printf("---\n");
-    printf("Ctrl-c - exit\n");
     printf("---\n");
 }
 

example/hfp_hf_demo.c

@@ -152,9 +152,7 @@ static void show_usage(void){
     printf("{ - Accept held call(RHH 1)                | } - Reject held call(RHH 2)\n");
     printf("? - Query Subscriber Number (NUM)\n");
     printf("! - Update HF indicator with assigned number 1 (HFI)\n");
-    printf("---\n");
+    printf("\n");
-    printf("Ctrl-c - exit\n");
-    printf("---\n");
 }
 
 static void stdin_process(char c){
@@ -430,7 +428,6 @@ static void stdin_process(char c){
             printf("Update HF indicator with assigned number 1 (HFI)\n");
             hfp_hf_set_hf_indicator(acl_handle, 1, 1);
             break;
-
         default:
             show_usage();
             break;

example/hsp_ag_demo.c

@@ -115,9 +115,7 @@ static void show_usage(void){
     printf("S - set speaker gain 15\n");
     printf("r - start ringing\n");
     printf("t - stop ringing\n");
-    printf("---\n");
+    printf("\n");
-    printf("Ctrl-c - exit\n");
-    printf("---\n");
 }
 
 #ifdef HAVE_BTSTACK_STDIN
@@ -170,7 +168,6 @@ static void stdin_process(char c){
         default:
             show_usage();
             break;
-
     }
 }
 #endif

example/hsp_hs_demo.c

@@ -115,9 +115,7 @@ static void show_usage(void){
     printf("o - set speaker gain 0\n");
     printf("s - set speaker gain 8\n");
     printf("S - set speaker gain 15\n");
-    printf("---\n");
+    printf("\n");
-    printf("Ctrl-c - exit\n");
-    printf("---\n");
 }
 
 #ifdef HAVE_BTSTACK_STDIN

example/pbap_client_demo.c

@@ -83,9 +83,7 @@ static void show_usage(void){
     printf("c - set phonebook '/SIM1/telecom/pb'\n");
     printf("d - pull phonebook\n");
     printf("e - disconnnect\n");
-    printf("---\n");
+    printf("\n");
-    printf("Ctrl-c - exit\n");
-    printf("---\n");
 }
 
 static void stdin_process(char c){

src/classic/avdtp.c

@@ -291,6 +291,11 @@ static void stream_endpoint_state_machine(avdtp_connection_t * connection, avdtp
     uint8_t  status;
     bd_addr_t address;
 
+    if (!connection){
+        log_error("avdtp: connection does not exist.");
+        return;
+    }
+    
     switch (packet_type){
         case L2CAP_DATA_PACKET:{
             int offset = avdtp_read_signaling_header(&connection->signaling_packet, packet, size);
@@ -302,6 +307,11 @@ static void stream_endpoint_state_machine(avdtp_connection_t * connection, avdtp
             break;
         }
         case HCI_EVENT_PACKET:
+            if (!stream_endpoint){
+                log_error("avdtp: stream_endpoint does not exist.");
+                return;
+            }
+        
             switch (event){
                 case L2CAP_EVENT_CHANNEL_OPENED:
                     l2cap_event_channel_opened_get_address(packet, address);
@@ -333,7 +343,7 @@ static void stream_endpoint_state_machine(avdtp_connection_t * connection, avdtp
                 case L2CAP_EVENT_CHANNEL_CLOSED:
                     local_cid = l2cap_event_channel_closed_get_local_cid(packet);
                     if (stream_endpoint->l2cap_media_cid == local_cid){
-                        avdtp_streaming_emit_connection_released(context->avdtp_callback, stream_endpoint->connection->avdtp_cid, avdtp_local_seid(stream_endpoint));
+                        avdtp_streaming_emit_connection_released(context->avdtp_callback, connection->avdtp_cid, avdtp_local_seid(stream_endpoint));
                         stream_endpoint->l2cap_media_cid = 0;
                         stream_endpoint->state = AVDTP_STREAM_ENDPOINT_IDLE;
                         stream_endpoint->acceptor_config_state = AVDTP_ACCEPTOR_STREAM_CONFIG_IDLE;
@@ -502,9 +512,11 @@ void avdtp_packet_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet
                 break;
             }
             
-            if (channel == stream_endpoint->connection->l2cap_signaling_cid){
+            if (stream_endpoint->connection){
-                stream_endpoint_state_machine(stream_endpoint->connection, stream_endpoint, L2CAP_DATA_PACKET, 0, packet, size, context);
+                if (channel == stream_endpoint->connection->l2cap_signaling_cid){
-                break;
+                    stream_endpoint_state_machine(stream_endpoint->connection, stream_endpoint, L2CAP_DATA_PACKET, 0, packet, size, context);
+                    break;
+                }
             }
 
             if (channel == stream_endpoint->l2cap_media_cid){
@@ -599,7 +611,8 @@ void avdtp_packet_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet
                     connection = avdtp_connection_for_l2cap_signaling_cid(local_cid, context);
                     stream_endpoint = avdtp_stream_endpoint_for_l2cap_cid(local_cid, context);
 
-                    if (stream_endpoint){ 
+                    if (stream_endpoint){
+                        printf("stream_endpoint %p, connection %p, se con %p \n", stream_endpoint, connection, stream_endpoint->connection);
                         stream_endpoint_state_machine(connection, stream_endpoint, HCI_EVENT_PACKET, L2CAP_EVENT_CHANNEL_CLOSED, packet, size, context);
                         break;
                     }