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Prioritize processing host reset events in disconnect event handler.

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h2zero 2021-01-12 13:56:29 -07:00
parent 09ff0c3472
commit 765d5b1be7
1 changed files with 21 additions and 22 deletions
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43
src/NimBLEClient.cpp
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@ -762,9 +762,24 @@ uint16_t NimBLEClient::getMTU() {
switch(event->type) {
case BLE_GAP_EVENT_DISCONNECT: {
// Check that the event is for this client.
if(client->m_conn_id != event->disconnect.conn.conn_handle)
return 0;
rc = event->disconnect.reason;
// If Host reset tell the device now before returning to prevent
// any errors caused by calling host functions before resyncing.
switch(rc) {
case BLE_HS_ECONTROLLER:
case BLE_HS_ETIMEOUT_HCI:
case BLE_HS_ENOTSYNCED:
case BLE_HS_EOS:
NIMBLE_LOGC(LOG_TAG, "Disconnect - host reset, rc=%d", rc);
NimBLEDevice::onReset(rc);
break;
default:
// Check that the event is for this client.
if(client->m_conn_id != event->disconnect.conn.conn_handle) {
return 0;
}
break;
}
client->m_conn_id = BLE_HS_CONN_HANDLE_NONE;
@ -774,34 +789,18 @@ uint16_t NimBLEClient::getMTU() {
// Remove the device from ignore list so we will scan it again
NimBLEDevice::removeIgnored(client->m_peerAddress);
rc = event->disconnect.reason;
// If we got a connected event but did not get established (no PDU)
// If we received a connected event but did not get established (no PDU)
// then a disconnect event will be sent but we should not send it to the
// app for processing. Instead we will ensure the task is released
// and report the error.
if(!client->m_connEstablished)
break;
// If Host reset tell the device now before returning to prevent
// any errors caused by calling host functions before resyncing.
switch(rc) {
case BLE_HS_ETIMEOUT_HCI:
case BLE_HS_EOS:
case BLE_HS_ECONTROLLER:
case BLE_HS_ENOTSYNCED:
NIMBLE_LOGC(LOG_TAG, "Disconnect - host reset, rc=%d", rc);
NimBLEDevice::onReset(rc);
break;
default:
NIMBLE_LOGI(LOG_TAG, "disconnect; reason=%d, %s",
rc, NimBLEUtils::returnCodeToString(rc));
break;
}
NIMBLE_LOGI(LOG_TAG, "disconnect; reason=%d, %s",
rc, NimBLEUtils::returnCodeToString(rc));
client->m_connEstablished = false;
client->m_pClientCallbacks->onDisconnect(client);
break;
} // BLE_GAP_EVENT_DISCONNECT