1 /*
2 * Copyright (C) 2016 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 "wificond/ap_interface_binder.h"
18
19 #include <android-base/logging.h>
20 #include <wifi_system/hostapd_manager.h>
21
22 #include "wificond/ap_interface_impl.h"
23
24 using android::net::wifi::IApInterfaceEventCallback;
25
26 namespace android {
27 namespace wificond {
28
ApInterfaceBinder(ApInterfaceImpl * impl)29 ApInterfaceBinder::ApInterfaceBinder(ApInterfaceImpl* impl)
30 : impl_{impl}, ap_interface_event_callback_(nullptr) {}
31
~ApInterfaceBinder()32 ApInterfaceBinder::~ApInterfaceBinder() {
33 }
34
NotifyNumAssociatedStationsChanged(int num_stations)35 void ApInterfaceBinder::NotifyNumAssociatedStationsChanged(int num_stations) {
36 if (ap_interface_event_callback_ != nullptr) {
37 ap_interface_event_callback_->onNumAssociatedStationsChanged(num_stations);
38 }
39 }
40
NotifySoftApChannelSwitched(int frequency,ChannelBandwidth channel_bandwidth)41 void ApInterfaceBinder::NotifySoftApChannelSwitched(
42 int frequency, ChannelBandwidth channel_bandwidth) {
43 if (ap_interface_event_callback_ == nullptr) {
44 return;
45 }
46
47 int bandwidth;
48 switch (channel_bandwidth) {
49 case ChannelBandwidth::BW_INVALID:
50 bandwidth = IApInterfaceEventCallback::BANDWIDTH_INVALID;
51 break;
52 case ChannelBandwidth::BW_20_NOHT:
53 bandwidth = IApInterfaceEventCallback::BANDWIDTH_20_NOHT;
54 break;
55 case ChannelBandwidth::BW_20:
56 bandwidth = IApInterfaceEventCallback::BANDWIDTH_20;
57 break;
58 case ChannelBandwidth::BW_40:
59 bandwidth = IApInterfaceEventCallback::BANDWIDTH_40;
60 break;
61 case ChannelBandwidth::BW_80:
62 bandwidth = IApInterfaceEventCallback::BANDWIDTH_80;
63 break;
64 case ChannelBandwidth::BW_80P80:
65 bandwidth = IApInterfaceEventCallback::BANDWIDTH_80P80;
66 break;
67 case ChannelBandwidth::BW_160:
68 bandwidth = IApInterfaceEventCallback::BANDWIDTH_160;
69 break;
70 default:
71 bandwidth = IApInterfaceEventCallback::BANDWIDTH_INVALID;
72 }
73 ap_interface_event_callback_->onSoftApChannelSwitched(frequency, bandwidth);
74 }
75
startHostapd(const sp<IApInterfaceEventCallback> & callback,bool * out_success)76 binder::Status ApInterfaceBinder::startHostapd(
77 const sp<IApInterfaceEventCallback>& callback, bool* out_success) {
78 *out_success = false;
79 if (!impl_) {
80 LOG(WARNING) << "Cannot start hostapd on dead ApInterface.";
81 return binder::Status::ok();
82 }
83 *out_success = impl_->StartHostapd();
84 if (*out_success) {
85 ap_interface_event_callback_ = callback;
86 }
87 return binder::Status::ok();
88 }
89
stopHostapd(bool * out_success)90 binder::Status ApInterfaceBinder::stopHostapd(bool* out_success) {
91 *out_success = false;
92 if (!impl_) {
93 LOG(WARNING) << "Cannot stop hostapd on dead ApInterface.";
94 return binder::Status::ok();
95 }
96 *out_success = impl_->StopHostapd();
97 ap_interface_event_callback_.clear();
98 return binder::Status::ok();
99 }
100
getInterfaceName(std::string * out_name)101 binder::Status ApInterfaceBinder::getInterfaceName(std::string* out_name) {
102 if (!impl_) {
103 LOG(WARNING) << "Cannot get interface name from dead ApInterface";
104 return binder::Status::ok();
105 }
106 *out_name = impl_->GetInterfaceName();
107 return binder::Status::ok();
108 }
109
getNumberOfAssociatedStations(int * out_num_of_stations)110 binder::Status ApInterfaceBinder::getNumberOfAssociatedStations(
111 int* out_num_of_stations) {
112 if (!impl_) {
113 LOG(WARNING) << "Cannot get number of associated stations "
114 << "from dead ApInterface";
115 *out_num_of_stations = -1;
116 return binder::Status::ok();
117 }
118 *out_num_of_stations = impl_->GetNumberOfAssociatedStations();
119 return binder::Status::ok();
120 }
121
122 } // namespace wificond
123 } // namespace android
124