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 "chre_api/chre/wifi.h"
18 
19 #include "chre/core/event_loop_manager.h"
20 #include "chre/util/macros.h"
21 #include "chre/util/system/napp_permissions.h"
22 
23 using chre::EventLoopManager;
24 using chre::EventLoopManagerSingleton;
25 using chre::NanoappPermissions;
26 
chreWifiGetCapabilities()27 DLL_EXPORT uint32_t chreWifiGetCapabilities() {
28 #ifdef CHRE_WIFI_SUPPORT_ENABLED
29   return chre::EventLoopManagerSingleton::get()
30       ->getWifiRequestManager()
31       .getCapabilities();
32 #else
33   return CHRE_WIFI_CAPABILITIES_NONE;
34 #endif  // CHRE_WIFI_SUPPORT_ENABLED
35 }
36 
chreWifiConfigureScanMonitorAsync(bool enable,const void * cookie)37 DLL_EXPORT bool chreWifiConfigureScanMonitorAsync(
38     [[maybe_unused]] bool enable, [[maybe_unused]] const void *cookie) {
39 #ifdef CHRE_WIFI_SUPPORT_ENABLED
40   chre::Nanoapp *nanoapp = EventLoopManager::validateChreApiCall(__func__);
41   return nanoapp->permitPermissionUse(NanoappPermissions::CHRE_PERMS_WIFI) &&
42          EventLoopManagerSingleton::get()
43              ->getWifiRequestManager()
44              .configureScanMonitor(nanoapp, enable, cookie);
45 #else
46   return false;
47 #endif  // CHRE_WIFI_SUPPORT_ENABLED
48 }
49 
chreWifiRequestScanAsync(const struct chreWifiScanParams * params,const void * cookie)50 DLL_EXPORT bool chreWifiRequestScanAsync(
51     [[maybe_unused]] const struct chreWifiScanParams *params,
52     [[maybe_unused]] const void *cookie) {
53 #ifdef CHRE_WIFI_SUPPORT_ENABLED
54   chre::Nanoapp *nanoapp = EventLoopManager::validateChreApiCall(__func__);
55   return nanoapp->permitPermissionUse(NanoappPermissions::CHRE_PERMS_WIFI) &&
56          EventLoopManagerSingleton::get()->getWifiRequestManager().requestScan(
57              nanoapp, params, cookie);
58 #else
59   return false;
60 #endif  // CHRE_WIFI_SUPPORT_ENABLED
61 }
62 
chreWifiRequestRangingAsync(const struct chreWifiRangingParams * params,const void * cookie)63 DLL_EXPORT bool chreWifiRequestRangingAsync(
64     [[maybe_unused]] const struct chreWifiRangingParams *params,
65     [[maybe_unused]] const void *cookie) {
66 #ifdef CHRE_WIFI_SUPPORT_ENABLED
67   chre::Nanoapp *nanoapp = EventLoopManager::validateChreApiCall(__func__);
68   return nanoapp->permitPermissionUse(NanoappPermissions::CHRE_PERMS_WIFI) &&
69          EventLoopManagerSingleton::get()
70              ->getWifiRequestManager()
71              .requestRanging(chre::WifiRequestManager::RangingType::WIFI_AP,
72                              nanoapp, params, cookie);
73 #else
74   return false;
75 #endif  // CHRE_WIFI_SUPPORT_ENABLED
76 }
77 
chreWifiNanSubscribe(struct chreWifiNanSubscribeConfig * config,const void * cookie)78 DLL_EXPORT bool chreWifiNanSubscribe(
79     [[maybe_unused]] struct chreWifiNanSubscribeConfig *config,
80     [[maybe_unused]] const void *cookie) {
81 #if defined(CHRE_WIFI_SUPPORT_ENABLED) && defined(CHRE_WIFI_NAN_SUPPORT_ENABLED)
82   chre::Nanoapp *nanoapp = EventLoopManager::validateChreApiCall(__func__);
83   return nanoapp->permitPermissionUse(NanoappPermissions::CHRE_PERMS_WIFI) &&
84          EventLoopManagerSingleton::get()->getWifiRequestManager().nanSubscribe(
85              nanoapp, config, cookie);
86 #else
87   return false;
88 #endif  // CHRE_WIFI_SUPPORT_ENABLED
89 }
90 
chreWifiNanSubscribeCancel(uint32_t subscriptionId)91 DLL_EXPORT bool chreWifiNanSubscribeCancel(
92     [[maybe_unused]] uint32_t subscriptionId) {
93 #if defined(CHRE_WIFI_SUPPORT_ENABLED) && defined(CHRE_WIFI_NAN_SUPPORT_ENABLED)
94   chre::Nanoapp *nanoapp = EventLoopManager::validateChreApiCall(__func__);
95   return nanoapp->permitPermissionUse(NanoappPermissions::CHRE_PERMS_WIFI) &&
96          EventLoopManagerSingleton::get()
97              ->getWifiRequestManager()
98              .nanSubscribeCancel(nanoapp, subscriptionId);
99 #else
100   return false;
101 #endif  // CHRE_WIFI_SUPPORT_ENABLED
102 }
103 
chreWifiNanRequestRangingAsync(const struct chreWifiNanRangingParams * params,const void * cookie)104 DLL_EXPORT bool chreWifiNanRequestRangingAsync(
105     [[maybe_unused]] const struct chreWifiNanRangingParams *params,
106     [[maybe_unused]] const void *cookie) {
107 #if defined(CHRE_WIFI_SUPPORT_ENABLED) && defined(CHRE_WIFI_NAN_SUPPORT_ENABLED)
108   chre::Nanoapp *nanoapp = EventLoopManager::validateChreApiCall(__func__);
109   return nanoapp->permitPermissionUse(NanoappPermissions::CHRE_PERMS_WIFI) &&
110          EventLoopManagerSingleton::get()
111              ->getWifiRequestManager()
112              .requestRanging(chre::WifiRequestManager::RangingType::WIFI_AWARE,
113                              nanoapp, params, cookie);
114 #else
115   return false;
116 #endif  // CHRE_WIFI_SUPPORT_ENABLED
117 }
118 
chreWifiNanGetCapabilities(struct chreWifiNanCapabilities * capabilities)119 DLL_EXPORT bool chreWifiNanGetCapabilities(
120     struct chreWifiNanCapabilities *capabilities) {
121   // Not implemented yet.
122   UNUSED_VAR(capabilities);
123   return false;
124 }
125