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gatt_client: retry setup eatt connection if there was a setup collision

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This commit is contained in:
Matthias Ringwald 2023-07-06 12:26:55 +02:00
parent df0a5c6801
commit 6d0f6f4908
1 changed files with 24 additions and 2 deletions
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26
src/ble/gatt_client.c
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@ -87,6 +87,7 @@ static void gatt_client_classic_retry(btstack_timer_source_t * ts);
#ifdef ENABLE_GATT_OVER_EATT
static bool gatt_client_le_enhanced_handle_can_send_query(gatt_client_t * gatt_client);
static void gatt_client_le_enhanced_retry(btstack_timer_source_t * ts);
#endif
void gatt_client_init(void){
@ -3124,8 +3125,21 @@ static void gatt_client_le_enhanced_handle_connected(gatt_client_t * gatt_client
}
}
} else {
gatt_client->eatt_state = GATT_CLIENT_EATT_IDLE;
status = ERROR_CODE_CONNECTION_REJECTED_DUE_TO_LIMITED_RESOURCES;
hci_connection_t * hci_connection = hci_connection_for_handle(gatt_client->con_handle);
btstack_assert(hci_connection != NULL);
if (hci_connection->att_server.incoming_connection_request){
hci_connection->att_server.incoming_connection_request = false;
log_info("Collision, retry in 100ms");
gatt_client->state = P_W2_L2CAP_CONNECT;
// set timer for retry
btstack_run_loop_set_timer(&gatt_client->gc_timeout, 100);
btstack_run_loop_set_timer_handler(&gatt_client->gc_timeout, gatt_client_le_enhanced_retry);
btstack_run_loop_add_timer(&gatt_client->gc_timeout);
return;
} else {
gatt_client->eatt_state = GATT_CLIENT_EATT_IDLE;
status = ERROR_CODE_CONNECTION_REJECTED_DUE_TO_LIMITED_RESOURCES;
}
}
} else {
gatt_client_eatt_finalize(gatt_client);
@ -3228,6 +3242,14 @@ static void gatt_client_le_enhanced_setup_l2cap_channel(gatt_client_t * gatt_cli
}
}
static void gatt_client_le_enhanced_retry(btstack_timer_source_t * ts){
gatt_client_t * gatt_client = gatt_client_for_timer(ts);
if (gatt_client != NULL){
gatt_client->state = P_W4_L2CAP_CONNECTION;
gatt_client_le_enhanced_setup_l2cap_channel(gatt_client);
}
}
static void gatt_client_le_enhanced_packet_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size) {
gatt_client_t *gatt_client;
gatt_client_t *eatt_client;