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BLE: Increase mtu (#837)

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* Incease mtu & buffer size
* bt: process mtu size in RPC callbacks

Co-authored-by: Tony Freeman <tonyfreeman@users.noreply.github.com>
Co-authored-by: gornekich <n.gorbadey@gmail.com>
This commit is contained in:
tonyfreeman
2021-12-08 16:59:40 +03:00
committed by GitHub
parent f0aed7e583
commit c6cb6ae810
7 changed files with 52 additions and 23 deletions
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28
firmware/targets/f6/ble-glue/serial_service.c
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@@ -184,17 +184,31 @@ bool serial_svc_is_started() {
return serial_svc != NULL;
}
bool serial_svc_update_tx(uint8_t* data, uint8_t data_len) {
bool serial_svc_update_tx(uint8_t* data, uint16_t data_len) {
if(data_len > SERIAL_SVC_DATA_LEN_MAX) {
return false;
}
tBleStatus result = aci_gatt_update_char_value(serial_svc->svc_handle,
serial_svc->tx_char_handle,
for(uint16_t remained = data_len; remained > 0;) {
uint8_t value_len = MIN(SERIAL_SVC_CHAR_VALUE_LEN_MAX, remained);
uint16_t value_offset = data_len - remained;
remained -= value_len;
tBleStatus result = aci_gatt_update_char_value_ext(
0,
serial_svc->svc_handle,
serial_svc->tx_char_handle,
remained ? 0x00 : 0x02,
data_len,
data);
if(result) {
FURI_LOG_E(TAG, "Failed updating TX characteristic: %d", result);
value_offset,
value_len,
data + value_offset);
if(result) {
FURI_LOG_E(TAG, "Failed updating TX characteristic: %d", result);
return false;
}
}
return result != BLE_STATUS_SUCCESS;
return true;
}