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 //#define LOG_NDEBUG 0 18 #define LOG_TAG "android.hardware.cas (at) 1.0-CasImpl" 19 20 #include <android/hardware/cas/1.0/ICasListener.h> 21 #include <media/cas/CasAPI.h> 22 #include <utils/Log.h> 23 24 #include "CasImpl.h" 25 #include "SharedLibrary.h" 26 #include "TypeConvert.h" 27 28 namespace android { 29 namespace hardware { 30 namespace cas { 31 namespace V1_0 { 32 namespace implementation { 33 34 struct CasImpl::PluginHolder : public RefBase { 35 public: 36 explicit PluginHolder(CasPlugin *plugin) : mPlugin(plugin) {} 37 ~PluginHolder() { if (mPlugin != NULL) delete mPlugin; } 38 CasPlugin* get() { return mPlugin; } 39 40 private: 41 CasPlugin *mPlugin; 42 DISALLOW_EVIL_CONSTRUCTORS(PluginHolder); 43 }; 44 45 CasImpl::CasImpl(const sp<ICasListener> &listener) 46 : mPluginHolder(NULL), mListener(listener) { 47 ALOGV("CTOR"); 48 } 49 50 CasImpl::~CasImpl() { 51 ALOGV("DTOR"); 52 release(); 53 } 54 55 //static 56 void CasImpl::OnEvent( 57 void *appData, 58 int32_t event, 59 int32_t arg, 60 uint8_t *data, 61 size_t size) { 62 if (appData == NULL) { 63 ALOGE("Invalid appData!"); 64 return; 65 } 66 CasImpl *casImpl = static_cast<CasImpl *>(appData); 67 casImpl->onEvent(event, arg, data, size); 68 } 69 70 void CasImpl::init(const sp<SharedLibrary>& library, CasPlugin *plugin) { 71 mLibrary = library; 72 mPluginHolder = new PluginHolder(plugin); 73 } 74 75 void CasImpl::onEvent( 76 int32_t event, int32_t arg, uint8_t *data, size_t size) { 77 if (mListener == NULL) { 78 return; 79 } 80 81 HidlCasData eventData; 82 if (data != NULL) { 83 eventData.setToExternal(data, size); 84 } 85 86 mListener->onEvent(event, arg, eventData); 87 } 88 89 Return<Status> CasImpl::setPrivateData(const HidlCasData& pvtData) { 90 ALOGV("%s", __FUNCTION__); 91 sp<PluginHolder> holder = mPluginHolder; 92 if (holder == NULL) { 93 return toStatus(INVALID_OPERATION); 94 } 95 return toStatus(holder->get()->setPrivateData(pvtData)); 96 } 97 98 Return<void> CasImpl::openSession(openSession_cb _hidl_cb) { 99 ALOGV("%s", __FUNCTION__); 100 CasSessionId sessionId; 101 102 sp<PluginHolder> holder = mPluginHolder; 103 status_t err = INVALID_OPERATION; 104 if (holder != NULL) { 105 err = holder->get()->openSession(&sessionId); 106 } 107 108 _hidl_cb(toStatus(err), sessionId); 109 110 return Void(); 111 } 112 113 Return<Status> CasImpl::setSessionPrivateData( 114 const HidlCasSessionId &sessionId, const HidlCasData& pvtData) { 115 ALOGV("%s: sessionId=%s", __FUNCTION__, 116 sessionIdToString(sessionId).string()); 117 sp<PluginHolder> holder = mPluginHolder; 118 if (holder == NULL) { 119 return toStatus(INVALID_OPERATION); 120 } 121 return toStatus( 122 holder->get()->setSessionPrivateData( 123 sessionId, pvtData)); 124 } 125 126 Return<Status> CasImpl::closeSession(const HidlCasSessionId &sessionId) { 127 ALOGV("%s: sessionId=%s", __FUNCTION__, 128 sessionIdToString(sessionId).string()); 129 sp<PluginHolder> holder = mPluginHolder; 130 if (holder == NULL) { 131 return toStatus(INVALID_OPERATION); 132 } 133 return toStatus(holder->get()->closeSession(sessionId)); 134 } 135 136 Return<Status> CasImpl::processEcm( 137 const HidlCasSessionId &sessionId, const HidlCasData& ecm) { 138 ALOGV("%s: sessionId=%s", __FUNCTION__, 139 sessionIdToString(sessionId).string()); 140 sp<PluginHolder> holder = mPluginHolder; 141 if (holder == NULL) { 142 return toStatus(INVALID_OPERATION); 143 } 144 145 return toStatus(holder->get()->processEcm(sessionId, ecm)); 146 } 147 148 Return<Status> CasImpl::processEmm(const HidlCasData& emm) { 149 ALOGV("%s", __FUNCTION__); 150 sp<PluginHolder> holder = mPluginHolder; 151 if (holder == NULL) { 152 return toStatus(INVALID_OPERATION); 153 } 154 155 return toStatus(holder->get()->processEmm(emm)); 156 } 157 158 Return<Status> CasImpl::sendEvent( 159 int32_t event, int32_t arg, 160 const HidlCasData& eventData) { 161 ALOGV("%s", __FUNCTION__); 162 sp<PluginHolder> holder = mPluginHolder; 163 if (holder == NULL) { 164 return toStatus(INVALID_OPERATION); 165 } 166 167 status_t err = holder->get()->sendEvent(event, arg, eventData); 168 return toStatus(err); 169 } 170 171 Return<Status> CasImpl::provision(const hidl_string& provisionString) { 172 ALOGV("%s: provisionString=%s", __FUNCTION__, provisionString.c_str()); 173 sp<PluginHolder> holder = mPluginHolder; 174 if (holder == NULL) { 175 return toStatus(INVALID_OPERATION); 176 } 177 178 return toStatus(holder->get()->provision(String8(provisionString.c_str()))); 179 } 180 181 Return<Status> CasImpl::refreshEntitlements( 182 int32_t refreshType, 183 const HidlCasData& refreshData) { 184 ALOGV("%s", __FUNCTION__); 185 sp<PluginHolder> holder = mPluginHolder; 186 if (holder == NULL) { 187 return toStatus(INVALID_OPERATION); 188 } 189 190 status_t err = holder->get()->refreshEntitlements(refreshType, refreshData); 191 return toStatus(err); 192 } 193 194 Return<Status> CasImpl::release() { 195 ALOGV("%s: plugin=%p", __FUNCTION__, 196 mPluginHolder != NULL ? mPluginHolder->get() : NULL); 197 mPluginHolder.clear(); 198 return Status::OK; 199 } 200 201 } // namespace implementation 202 } // namespace V1_0 203 } // namespace cas 204 } // namespace hardware 205 } // namespace android 206