92 lines
2.7 KiB
C++
92 lines
2.7 KiB
C++
/*
|
|
* Copyright (C) 2022 The Android Open Source Project
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
#include "chre/core/ble_request_multiplexer.h"
|
|
|
|
#include "chre/core/event_loop_manager.h"
|
|
|
|
namespace chre {
|
|
|
|
DynamicVector<BleRequest> &BleRequestMultiplexer::getMutableRequests() {
|
|
return mRequests;
|
|
}
|
|
|
|
const BleRequest *BleRequestMultiplexer::findRequest(uint16_t instanceId,
|
|
size_t *index) {
|
|
for (size_t i = 0; i < mRequests.size(); i++) {
|
|
if (mRequests[i].getInstanceId() == instanceId) {
|
|
*index = i;
|
|
return &mRequests[i];
|
|
}
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
bool BleRequestMultiplexer::hasRequests(RequestStatus status) const {
|
|
for (const BleRequest &request : mRequests) {
|
|
if (request.getRequestStatus() == status) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void BleRequestMultiplexer::removeRequests(RequestStatus status) {
|
|
bool requestRemoved = false;
|
|
size_t index = 0;
|
|
while (index < mRequests.size()) {
|
|
if (mRequests[index].getRequestStatus() == status) {
|
|
mRequests.erase(index);
|
|
requestRemoved = true;
|
|
} else {
|
|
// Only increment index if nothing is erased since erasing moves later
|
|
// elements down a spot so keeping the index the same is safe.
|
|
index++;
|
|
}
|
|
}
|
|
|
|
if (requestRemoved) {
|
|
// Only update the maximal request after removing all needed requests to
|
|
// reduce allocations performed.
|
|
bool maximalRequestChanged = false;
|
|
updateMaximalRequest(&maximalRequestChanged);
|
|
}
|
|
}
|
|
|
|
void BleRequestMultiplexer::removeDisabledRequests() {
|
|
size_t index = 0;
|
|
while (index < mRequests.size()) {
|
|
BleRequest &request = mRequests[index];
|
|
if (!request.isEnabled() &&
|
|
request.getRequestStatus() == RequestStatus::APPLIED) {
|
|
mRequests.erase(index);
|
|
} else {
|
|
// Only increment index if nothing is erased since erasing moves later
|
|
// elements down a spot so keeping the index the same is safe.
|
|
index++;
|
|
}
|
|
}
|
|
|
|
// No need to update the maximal request after removing since disabled
|
|
// requests don't affect the maximal request.
|
|
}
|
|
|
|
bool BleRequestMultiplexer::isMaximalRequestEnabled() {
|
|
return getCurrentMaximalRequest().isEnabled();
|
|
}
|
|
|
|
} // namespace chre
|