1 /*
2  * Copyright (C) 2023 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 <VtsHalHidlTargetCallbackBase.h>
18 
19 #undef NAN  // NAN is defined in bionic/libc/include/math.h:38
20 
21 #include <android/hardware/wifi/1.5/IWifiApIface.h>
22 #include <android/hardware/wifi/1.6/IWifiChip.h>
23 #include <gtest/gtest.h>
24 #include <hidl/GtestPrinter.h>
25 #include <hidl/ServiceManagement.h>
26 
27 #include "wifi_hidl_call_util.h"
28 #include "wifi_hidl_test_utils.h"
29 
30 using ::android::sp;
31 using ::android::hardware::wifi::V1_0::ChipModeId;
32 using ::android::hardware::wifi::V1_0::WifiStatusCode;
33 using ::android::hardware::wifi::V1_5::IWifiApIface;
34 using ::android::hardware::wifi::V1_6::IfaceConcurrencyType;
35 using ::android::hardware::wifi::V1_6::IWifiChip;
36 
37 namespace {
38 
findAnyModeSupportingConcurrencyType(IfaceConcurrencyType desired_type,const std::vector<IWifiChip::ChipMode> & modes,ChipModeId * mode_id)39 bool findAnyModeSupportingConcurrencyType(IfaceConcurrencyType desired_type,
40                                           const std::vector<IWifiChip::ChipMode>& modes,
41                                           ChipModeId* mode_id) {
42     for (const auto& mode : modes) {
43         for (const auto& combination : mode.availableCombinations) {
44             for (const auto& iface_limit : combination.limits) {
45                 const auto& iface_types = iface_limit.types;
46                 if (std::find(iface_types.begin(), iface_types.end(), desired_type) !=
47                     iface_types.end()) {
48                     *mode_id = mode.id;
49                     return true;
50                 }
51             }
52         }
53     }
54     return false;
55 }
56 
configureChipToSupportConcurrencyType(const sp<IWifiChip> & wifi_chip,IfaceConcurrencyType type,ChipModeId * configured_mode_id)57 bool configureChipToSupportConcurrencyType(const sp<IWifiChip>& wifi_chip,
58                                            IfaceConcurrencyType type,
59                                            ChipModeId* configured_mode_id) {
60     const auto& status_and_modes = HIDL_INVOKE(wifi_chip, getAvailableModes_1_6);
61     if (status_and_modes.first.code != WifiStatusCode::SUCCESS) {
62         return false;
63     }
64     if (!findAnyModeSupportingConcurrencyType(type, status_and_modes.second, configured_mode_id)) {
65         return false;
66     }
67     if (HIDL_INVOKE(wifi_chip, configureChip, *configured_mode_id).code !=
68         WifiStatusCode::SUCCESS) {
69         return false;
70     }
71     return true;
72 }
73 
getWifiChip_1_6(const std::string & instance_name)74 sp<IWifiChip> getWifiChip_1_6(const std::string& instance_name) {
75     return IWifiChip::castFrom(getWifiChip(instance_name));
76 }
77 
78 }  // namespace
79 
getBridgedWifiApIface_1_6(const std::string & instance_name)80 sp<IWifiApIface> getBridgedWifiApIface_1_6(const std::string& instance_name) {
81     ChipModeId mode_id;
82     sp<IWifiChip> wifi_chip = getWifiChip_1_6(instance_name);
83     if (!wifi_chip.get()) return nullptr;
84     configureChipToSupportConcurrencyType(wifi_chip, IfaceConcurrencyType::AP_BRIDGED, &mode_id);
85     const auto& status_and_iface = HIDL_INVOKE(wifi_chip, createBridgedApIface);
86     return IWifiApIface::castFrom(status_and_iface.second);
87 }
88