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example/gatt_browser: inline usage, fix typo

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This commit is contained in:
Matthias Ringwald 2023-04-12 10:53:23 +02:00
parent 9ced96e155
commit 8e10175717
1 changed files with 8 additions and 12 deletions
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20
example/gatt_browser.c
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@ -79,7 +79,7 @@ typedef struct advertising_report {
static bd_addr_t cmdline_addr;
static int cmdline_addr_found = 0;
static hci_con_handle_t connection_handler;
static hci_con_handle_t connection_handle;
static gatt_client_service_t services[40];
static int service_count = 0;
static int service_index = 0;
@ -203,9 +203,10 @@ static void handle_hci_event(uint8_t packet_type, uint16_t channel, uint8_t *pac
case HCI_EVENT_LE_META:
// wait for connection complete
if (hci_event_le_meta_get_subevent_code(packet) != HCI_SUBEVENT_LE_CONNECTION_COMPLETE) break;
connection_handler = hci_subevent_le_connection_complete_get_connection_handle(packet);
printf("\nGATT browser - CONNECTED\n");
connection_handle = hci_subevent_le_connection_complete_get_connection_handle(packet);
// query primary services
gatt_client_discover_primary_services(handle_gatt_client_event, connection_handler);
gatt_client_discover_primary_services(handle_gatt_client_event, connection_handle);
break;
case HCI_EVENT_DISCONNECTION_COMPLETE:
printf("\nGATT browser - DISCONNECTED\n");
@ -252,7 +253,7 @@ static void handle_gatt_client_event(uint8_t packet_type, uint16_t channel, uint
service = services[service_index++];
printf("\nGATT browser - CHARACTERISTIC for SERVICE %s, [0x%04x-0x%04x]\n",
uuid128_to_str(service.uuid128), service.start_group_handle, service.end_group_handle);
gatt_client_discover_characteristics_for_service(handle_gatt_client_event, connection_handler, &service);
gatt_client_discover_characteristics_for_service(handle_gatt_client_event, connection_handle, &service);
break;
}
service_index = 0;
@ -263,17 +264,11 @@ static void handle_gatt_client_event(uint8_t packet_type, uint16_t channel, uint
}
/* LISTING_END */
#ifdef HAVE_BTSTACK_STDIN
static void usage(const char *name){
fprintf(stderr, "\nUsage: %s [-a|--address aa:bb:cc:dd:ee:ff]\n", name);
fprintf(stderr, "If no argument is provided, GATT browser will start scanning and connect to the first found device.\nTo connect to a specific device use argument [-a].\n\n");
}
#endif
int btstack_main(int argc, const char * argv[]);
int btstack_main(int argc, const char * argv[]){
#ifdef HAVE_BTSTACK_STDIN
// process command line arguments when running in a shell
int arg = 1;
cmdline_addr_found = 0;
@ -284,7 +279,8 @@ int btstack_main(int argc, const char * argv[]){
arg++;
continue;
}
usage(argv[0]);
fprintf(stderr, "\nUsage: %s [-a|--address aa:bb:cc:dd:ee:ff]\n", argv[0]);
fprintf(stderr, "If no argument is provided, GATT browser will start scanning and connect to the first found device.\nTo connect to a specific device use argument [-a].\n\n");
return 0;
}
#else