platform_wifi.cc revision d74b2f8991a8dfae2e24ccb0cc84264c48731d55 
1/*
2 * Copyright (C) 2017 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#include "chre/platform/platform_wifi.h"
18
19#include <cinttypes>
20
21#include "chre/core/event_loop_manager.h"
22#include "chre/platform/shared/pal_system_api.h"
23#include "chre/platform/log.h"
24
25namespace chre {
26
27PlatformWifi::PlatformWifi() {
28  mWifiApi = chrePalWifiGetApi(CHRE_PAL_WIFI_API_CURRENT_VERSION);
29  if (mWifiApi != nullptr) {
30    mWifiCallbacks.scanMonitorStatusChangeCallback =
31        PlatformWifi::scanMonitorStatusChangeCallback;
32    mWifiCallbacks.scanResponseCallback =
33        PlatformWifiBase::scanResponseCallback;
34    mWifiCallbacks.scanEventCallback =
35        PlatformWifiBase::scanEventCallback;
36    if (!mWifiApi->open(&gChrePalSystemApi, &mWifiCallbacks)) {
37      LOGE("WiFi PAL open returned false");
38      mWifiApi = nullptr;
39    }
40  } else {
41    LOGW("Requested Wifi PAL (version %08" PRIx32 ") not found",
42         CHRE_PAL_WIFI_API_CURRENT_VERSION);
43  }
44}
45
46PlatformWifi::~PlatformWifi() {
47  if (mWifiApi != nullptr) {
48    mWifiApi->close();
49  }
50}
51
52uint32_t PlatformWifi::getCapabilities() {
53  if (mWifiApi != nullptr) {
54    return mWifiApi->getCapabilities();
55  } else {
56    return CHRE_WIFI_CAPABILITIES_NONE;
57  }
58}
59
60bool PlatformWifi::configureScanMonitor(bool enable) {
61  if (mWifiApi != nullptr) {
62    return mWifiApi->configureScanMonitor(enable);
63  } else {
64    return false;
65  }
66}
67
68void PlatformWifiBase::scanMonitorStatusChangeCallback(bool enabled,
69                                                       uint8_t errorCode) {
70  EventLoopManagerSingleton::get()->getWifiRequestManager()
71      .handleScanMonitorStateChange(enabled, errorCode);
72}
73
74void PlatformWifiBase::scanResponseCallback(bool pending, uint8_t errorCode) {
75  EventLoopManagerSingleton::get()->getWifiRequestManager()
76      .handleScanResponse(pending, errorCode);
77}
78
79void PlatformWifiBase::scanEventCallback(struct chreWifiScanEvent *event) {
80  EventLoopManagerSingleton::get()->getWifiRequestManager()
81      .handleScanEvent(event);
82}
83
84}  // namespace chre
85