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 "android/net/UidRange.h" 18 19 #define LOG_TAG "UidRange" 20 21 #include <binder/IBinder.h> 22 #include <binder/Parcel.h> 23 #include <log/log.h> 24 #include <utils/Errors.h> 25 26 using android::BAD_VALUE; 27 using android::NO_ERROR; 28 using android::Parcel; 29 using android::status_t; 30 31 namespace android { 32 33 namespace net { 34 UidRange(int32_t start,int32_t stop)35UidRange::UidRange(int32_t start, int32_t stop) { 36 ALOG_ASSERT(start <= stop, "start UID must be less than or equal to stop UID"); 37 mStart = start; 38 mStop = stop; 39 } 40 writeToParcel(Parcel * parcel) const41status_t UidRange::writeToParcel(Parcel* parcel) const { 42 /* 43 * Keep implementation in sync with writeToParcel() in 44 * frameworks/base/core/java/android/net/UidRange.java. 45 */ 46 if (status_t err = parcel->writeInt32(mStart)) { 47 return err; 48 } 49 if (status_t err = parcel->writeInt32(mStop)) { 50 return err; 51 } 52 return NO_ERROR; 53 } 54 readFromParcel(const Parcel * parcel)55status_t UidRange::readFromParcel(const Parcel* parcel) { 56 /* 57 * Keep implementation in sync with readFromParcel() in 58 * frameworks/base/core/java/android/net/UidRange.java. 59 */ 60 if (status_t err = parcel->readInt32(&mStart)) { 61 return err; 62 } 63 if (status_t err = parcel->readInt32(&mStop)) { 64 return err; 65 } 66 if (mStart > mStop) return BAD_VALUE; 67 return NO_ERROR; 68 } 69 setStart(int32_t uid)70void UidRange::setStart(int32_t uid) { 71 if (mStop != -1) { 72 ALOG_ASSERT(uid <= mStop, "start UID must be less than or equal to stop UID"); 73 } 74 mStart = uid; 75 } 76 setStop(int32_t uid)77void UidRange::setStop(int32_t uid) { 78 if (mStart != -1) { 79 ALOG_ASSERT(uid <= mStop, "stop UID must be greater than or equal to start UID"); 80 } 81 mStop = uid; 82 } 83 getStart() const84int32_t UidRange::getStart() const { 85 return mStart; 86 } 87 getStop() const88int32_t UidRange::getStop() const { 89 return mStop; 90 } 91 92 } // namespace net 93 94 } // namespace android 95