1 /*
2 * Copyright (C) 2021 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/ble.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::Nanoapp;
26 using chre::NanoappPermissions;
27
chreBleGetCapabilities()28 DLL_EXPORT uint32_t chreBleGetCapabilities() {
29 #ifdef CHRE_BLE_SUPPORT_ENABLED
30 return EventLoopManagerSingleton::get()
31 ->getBleRequestManager()
32 .getCapabilities();
33 #else
34 return CHRE_BLE_CAPABILITIES_NONE;
35 #endif // CHRE_BLE_SUPPORT_ENABLED
36 }
37
chreBleGetFilterCapabilities()38 DLL_EXPORT uint32_t chreBleGetFilterCapabilities() {
39 #ifdef CHRE_BLE_SUPPORT_ENABLED
40 return EventLoopManagerSingleton::get()
41 ->getBleRequestManager()
42 .getFilterCapabilities();
43 #else
44 return CHRE_BLE_FILTER_CAPABILITIES_NONE;
45 #endif // CHRE_BLE_SUPPORT_ENABLED
46 }
47
chreBleFlushAsync(const void * cookie)48 DLL_EXPORT bool chreBleFlushAsync(const void *cookie) {
49 #ifdef CHRE_BLE_SUPPORT_ENABLED
50 Nanoapp *nanoapp = EventLoopManager::validateChreApiCall(__func__);
51 return nanoapp->permitPermissionUse(NanoappPermissions::CHRE_PERMS_BLE) &&
52 EventLoopManagerSingleton::get()->getBleRequestManager().flushAsync(
53 nanoapp, cookie);
54 #else
55 UNUSED_VAR(cookie);
56 return false;
57 #endif // CHRE_BLE_SUPPORT_ENABLED
58 }
59
chreBleStartScanAsyncV1_9(chreBleScanMode mode,uint32_t reportDelayMs,const struct chreBleScanFilterV1_9 * filter,const void * cookie)60 DLL_EXPORT bool chreBleStartScanAsyncV1_9(
61 chreBleScanMode mode, uint32_t reportDelayMs,
62 const struct chreBleScanFilterV1_9 *filter, const void *cookie) {
63 #ifdef CHRE_BLE_SUPPORT_ENABLED
64 Nanoapp *nanoapp = EventLoopManager::validateChreApiCall(__func__);
65 return nanoapp->permitPermissionUse(NanoappPermissions::CHRE_PERMS_BLE) &&
66 EventLoopManagerSingleton::get()
67 ->getBleRequestManager()
68 .startScanAsync(nanoapp, mode, reportDelayMs, filter, cookie);
69 #else
70 UNUSED_VAR(mode);
71 UNUSED_VAR(reportDelayMs);
72 UNUSED_VAR(filter);
73 UNUSED_VAR(cookie);
74 return false;
75 #endif // CHRE_BLE_SUPPORT_ENABLED
76 }
77
chreBleStartScanAsync(chreBleScanMode mode,uint32_t reportDelayMs,const struct chreBleScanFilter * filter)78 DLL_EXPORT bool chreBleStartScanAsync(chreBleScanMode mode,
79 uint32_t reportDelayMs,
80 const struct chreBleScanFilter *filter) {
81 if (filter == nullptr) {
82 return chreBleStartScanAsyncV1_9(mode, reportDelayMs, nullptr /* filter */,
83 nullptr /* cookie */);
84 }
85 chreBleScanFilterV1_9 filterV1_9 = {
86 filter->rssiThreshold, filter->scanFilterCount, filter->scanFilters,
87 0 /* broadcasterAddressFilterCount */,
88 nullptr /* broadcasterAddressFilters */};
89 return chreBleStartScanAsyncV1_9(mode, reportDelayMs, &filterV1_9,
90 nullptr /* cookie */);
91 }
92
chreBleStopScanAsyncV1_9(const void * cookie)93 DLL_EXPORT bool chreBleStopScanAsyncV1_9(const void *cookie) {
94 #ifdef CHRE_BLE_SUPPORT_ENABLED
95 Nanoapp *nanoapp = EventLoopManager::validateChreApiCall(__func__);
96 return nanoapp->permitPermissionUse(NanoappPermissions::CHRE_PERMS_BLE) &&
97 EventLoopManagerSingleton::get()->getBleRequestManager().stopScanAsync(
98 nanoapp, cookie);
99 #else
100 UNUSED_VAR(cookie);
101 return false;
102 #endif // CHRE_BLE_SUPPORT_ENABLED
103 }
104
chreBleStopScanAsync()105 DLL_EXPORT bool chreBleStopScanAsync() {
106 return chreBleStopScanAsyncV1_9(nullptr /* cookie */);
107 }
108
chreBleReadRssiAsync(uint16_t connectionHandle,const void * cookie)109 DLL_EXPORT bool chreBleReadRssiAsync(uint16_t connectionHandle,
110 const void *cookie) {
111 #ifdef CHRE_BLE_SUPPORT_ENABLED
112 Nanoapp *nanoapp = EventLoopManager::validateChreApiCall(__func__);
113 return nanoapp->permitPermissionUse(NanoappPermissions::CHRE_PERMS_BLE) &&
114 EventLoopManagerSingleton::get()->getBleRequestManager().readRssiAsync(
115 nanoapp, connectionHandle, cookie);
116 #else
117 UNUSED_VAR(connectionHandle);
118 UNUSED_VAR(cookie);
119 return false;
120 #endif // CHRE_BLE_SUPPORT_ENABLED
121 }
122
chreBleGetScanStatus(struct chreBleScanStatus * status)123 DLL_EXPORT bool chreBleGetScanStatus(struct chreBleScanStatus *status) {
124 #ifdef CHRE_BLE_SUPPORT_ENABLED
125 Nanoapp *nanoapp = EventLoopManager::validateChreApiCall(__func__);
126 return nanoapp->permitPermissionUse(NanoappPermissions::CHRE_PERMS_BLE) &&
127 EventLoopManagerSingleton::get()->getBleRequestManager().getScanStatus(
128 status);
129 #else
130 UNUSED_VAR(status);
131 return false;
132 #endif // CHRE_BLE_SUPPORT_ENABLED
133 }