19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2005 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#define LOG_TAG "PermissionController" 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 190795272aa226f4e965968a03daddc53ce30b7cdaMathias Agopian#include <binder/IPermissionController.h> 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <utils/Debug.h> 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <utils/Log.h> 230795272aa226f4e965968a03daddc53ce30b7cdaMathias Agopian#include <binder/Parcel.h> 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <utils/String8.h> 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2625ba5b6564224dceefa086b5c439ef28dad530caMathias Agopian#include <private/binder/Static.h> 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectnamespace android { 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------- 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectclass BpPermissionController : public BpInterface<IPermissionController> 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic: 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project BpPermissionController(const sp<IBinder>& impl) 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project : BpInterface<IPermissionController>(impl) 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 39c0a7e690bfd32dd897ceccd04dd0fa6bf6e9cee6Brad Fitzpatrick 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project virtual bool checkPermission(const String16& permission, int32_t pid, int32_t uid) 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Parcel data, reply; 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project data.writeInterfaceToken(IPermissionController::getInterfaceDescriptor()); 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project data.writeString16(permission); 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project data.writeInt32(pid); 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project data.writeInt32(uid); 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project remote()->transact(CHECK_PERMISSION_TRANSACTION, data, &reply); 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // fail on exception 49c0a7e690bfd32dd897ceccd04dd0fa6bf6e9cee6Brad Fitzpatrick if (reply.readExceptionCode() != 0) return 0; 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return reply.readInt32() != 0; 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source ProjectIMPLEMENT_META_INTERFACE(PermissionController, "android.os.IPermissionController"); 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------- 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatus_t BnPermissionController::onTransact( 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project //printf("PermissionController received: "); data.print(); 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch(code) { 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case CHECK_PERMISSION_TRANSACTION: { 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project CHECK_INTERFACE(IPermissionController, data, reply); 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String16 permission = data.readString16(); 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int32_t pid = data.readInt32(); 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int32_t uid = data.readInt32(); 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project bool res = checkPermission(permission, pid, uid); 69c0a7e690bfd32dd897ceccd04dd0fa6bf6e9cee6Brad Fitzpatrick reply->writeNoException(); 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project reply->writeInt32(res ? 1 : 0); 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NO_ERROR; 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } break; 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project default: 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return BBinder::onTransact(code, data, reply, flags); 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; // namespace android 79