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_wwan.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 25 namespace chre { 26 27 const chrePalWwanCallbacks PlatformWwanBase::sWwanCallbacks = { 28 PlatformWwanBase::cellInfoResultCallback, 29 }; 30 ~PlatformWwan()31PlatformWwan::~PlatformWwan() { 32 if (mWwanApi != nullptr) { 33 LOGD("Platform WWAN closing"); 34 prePalApiCall(); 35 mWwanApi->close(); 36 LOGD("Platform WWAN closed"); 37 } 38 } 39 init()40void PlatformWwan::init() { 41 prePalApiCall(); 42 mWwanApi = chrePalWwanGetApi(CHRE_PAL_WWAN_API_CURRENT_VERSION); 43 if (mWwanApi != nullptr) { 44 if (!mWwanApi->open(&gChrePalSystemApi, &sWwanCallbacks)) { 45 LOGE("WWAN PAL open returned false"); 46 mWwanApi = nullptr; 47 } else { 48 LOGD("Opened WWAN PAL version 0x%08" PRIx32, mWwanApi->moduleVersion); 49 } 50 } else { 51 LOGW("Requested WWAN PAL (version 0x%08" PRIx32 ") not found", 52 CHRE_PAL_WWAN_API_CURRENT_VERSION); 53 } 54 } 55 getCapabilities()56uint32_t PlatformWwan::getCapabilities() { 57 if (mWwanApi != nullptr) { 58 prePalApiCall(); 59 return mWwanApi->getCapabilities(); 60 } else { 61 return CHRE_WWAN_CAPABILITIES_NONE; 62 } 63 } 64 requestCellInfo()65bool PlatformWwan::requestCellInfo() { 66 if (mWwanApi != nullptr) { 67 prePalApiCall(); 68 return mWwanApi->requestCellInfo(); 69 } else { 70 return false; 71 } 72 } 73 releaseCellInfoResult(chreWwanCellInfoResult * result)74void PlatformWwan::releaseCellInfoResult(chreWwanCellInfoResult *result) { 75 if (mWwanApi != nullptr) { 76 prePalApiCall(); 77 mWwanApi->releaseCellInfoResult(result); 78 } 79 } 80 cellInfoResultCallback(struct chreWwanCellInfoResult * result)81void PlatformWwanBase::cellInfoResultCallback( 82 struct chreWwanCellInfoResult *result) { 83 EventLoopManagerSingleton::get()->getWwanRequestManager() 84 .handleCellInfoResult(result); 85 } 86 87 } // namespace chre 88