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/*
* Copyright (C) 2017 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/platform/platform_wifi.h"
#include <cinttypes>
#include "chre/core/event_loop_manager.h"
#include "chre/platform/log.h"
#include "chre/platform/shared/pal_system_api.h"
#include "chre/util/system/wifi_util.h"
namespace chre {
const chrePalWifiCallbacks PlatformWifiBase::sWifiCallbacks = {
PlatformWifi::scanMonitorStatusChangeCallback,
PlatformWifiBase::scanResponseCallback,
PlatformWifiBase::scanEventCallback,
PlatformWifiBase::rangingEventCallback,
};
PlatformWifi::~PlatformWifi() {
if (mWifiApi != nullptr) {
LOGD("Platform WiFi closing");
prePalApiCall();
mWifiApi->close();
LOGD("Platform WiFi closed");
}
}
void PlatformWifi::init() {
prePalApiCall();
mWifiApi = chrePalWifiGetApi(CHRE_PAL_WIFI_API_CURRENT_VERSION);
if (mWifiApi != nullptr) {
if (!mWifiApi->open(&gChrePalSystemApi, &sWifiCallbacks)) {
LOGE("WiFi PAL open returned false");
mWifiApi = nullptr;
} else {
LOGD("Opened WiFi PAL version 0x%08" PRIx32, mWifiApi->moduleVersion);
}
} else {
LOGW("Requested Wifi PAL (version 0x%08" PRIx32 ") not found",
CHRE_PAL_WIFI_API_CURRENT_VERSION);
}
}
uint32_t PlatformWifi::getCapabilities() {
if (mWifiApi != nullptr) {
prePalApiCall();
return mWifiApi->getCapabilities();
} else {
return CHRE_WIFI_CAPABILITIES_NONE;
}
}
bool PlatformWifi::configureScanMonitor(bool enable) {
if (mWifiApi != nullptr) {
prePalApiCall();
return mWifiApi->configureScanMonitor(enable);
} else {
return false;
}
}
bool PlatformWifi::requestRanging(const struct chreWifiRangingParams *params) {
if (mWifiApi != nullptr &&
mWifiApi->moduleVersion >= CHRE_PAL_WIFI_API_V1_2) {
prePalApiCall();
return mWifiApi->requestRanging(params);
} else {
return false;
}
}
bool PlatformWifi::requestScan(const struct chreWifiScanParams *params) {
if (mWifiApi != nullptr) {
prePalApiCall();
if (mWifiApi->moduleVersion < CHRE_PAL_WIFI_API_V1_5) {
const struct chreWifiScanParams paramsCompat =
translateToLegacyWifiScanParams(params);
return mWifiApi->requestScan(&paramsCompat);
} else {
return mWifiApi->requestScan(params);
}
} else {
return false;
}
}
void PlatformWifi::releaseRangingEvent(struct chreWifiRangingEvent *event) {
prePalApiCall();
mWifiApi->releaseRangingEvent(event);
}
void PlatformWifi::releaseScanEvent(struct chreWifiScanEvent *event) {
prePalApiCall();
mWifiApi->releaseScanEvent(event);
}
void PlatformWifiBase::rangingEventCallback(
uint8_t errorCode, struct chreWifiRangingEvent *event) {
EventLoopManagerSingleton::get()->getWifiRequestManager().handleRangingEvent(
errorCode, event);
}
void PlatformWifiBase::scanMonitorStatusChangeCallback(bool enabled,
uint8_t errorCode) {
EventLoopManagerSingleton::get()
->getWifiRequestManager()
.handleScanMonitorStateChange(enabled, errorCode);
}
void PlatformWifiBase::scanResponseCallback(bool pending, uint8_t errorCode) {
EventLoopManagerSingleton::get()->getWifiRequestManager().handleScanResponse(
pending, errorCode);
}
void PlatformWifiBase::scanEventCallback(struct chreWifiScanEvent *event) {
EventLoopManagerSingleton::get()->getWifiRequestManager().handleScanEvent(
event);
}
} // namespace chre