use eventgroup to sync spp_vfs_write
each connection has a switch_delay_timer not sharing a one
revert functions like spp_find_slot_by_xxx
fix vfs read bug when peer close
1. Add logs for SPP not enabled successfully
2. Add information to Applicatioin layer that the A2DP is connecting to peer device
Regular BTC and BTU Task name & Add BTC Init protection
1. Regular the BTC Task Name to Close a Github issue
Closes https://github.com/espressif/esp-idf/issues/4966
2. Add BTC Init failure protection
3. Regular BTU Task Name with BTC
4. Correct the comment of
a. SDP_ServiceSearchRequest and SDP_ServiceSearchRequest2
b. l2cu_create_conn_after_switch
5. Correct comment of esp_bt_hf_vra();
6. Fix cpp compilier region
Prevent a remote device from doing a Bluetooth Impersonation Attack
(BIAS) by:
- Preventing remote device to downgrade secure connection
feature mask. Secure connection feature mask should remain same or
increase to enabled in link key generation and authentication.
- Doing a mutual authentication during Legacy Authentication.
Signed-off-by: Chinmay Chhajed <chinmay.chhajed@espressif.com>
1. Bugfix for AG audio crash (change the return position)
2. Fix the error macro name and error return in hfp_hf demo
3. Fix the annotation error using UTF-8 ' (from Github)
4. Change or remove the log in SCO related code region.
5. Correct error of introduction of a function.
1. Improve WiFi throughput in some Classic BT scienarios(idle, inquire scan,
connected, sniff, a2dp pause, etc).
2. Support WiFi + Classic BT + BLE mesh coexistence scienario.
3. Improve WiFi scan and connect succeed ratio in coexistence scienario.
4. Do not support to choose software coexistence preference anymore for it is
determined according to coexistence scienario automatically.
components/lwip: increase TCP send buffer and receive window limitation when TCP window scale is enabled
components/ble_mesh: Fix some bugs about ble mesh
1. fix send acl pkt after ble have sent terminate ind modify min adv interval to 10ms.
