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      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_TAG "LowpanBeaconInfo"
     18 
     19 #include <android/net/lowpan/LowpanBeaconInfo.h>
     20 
     21 #include <binder/Parcel.h>
     22 #include <log/log.h>
     23 #include <utils/Errors.h>
     24 
     25 using android::BAD_TYPE;
     26 using android::BAD_VALUE;
     27 using android::NO_ERROR;
     28 using android::Parcel;
     29 using android::status_t;
     30 using android::UNEXPECTED_NULL;
     31 using android::net::lowpan::LowpanBeaconInfo;
     32 using namespace ::android::binder;
     33 
     34 namespace android {
     35 
     36 namespace net {
     37 
     38 namespace lowpan {
     39 
     40 #define RETURN_IF_FAILED(calledOnce)                                     \
     41     {                                                                    \
     42         status_t returnStatus = calledOnce;                              \
     43         if (returnStatus) {                                              \
     44             ALOGE("Failed at %s:%d (%s)", __FILE__, __LINE__, __func__); \
     45             return returnStatus;                                         \
     46          }                                                               \
     47     }
     48 
     49 LowpanBeaconInfo::Builder::Builder() {
     50 }
     51 
     52 LowpanBeaconInfo::Builder& LowpanBeaconInfo::Builder::setName(const std::string& value) {
     53     mIdentityBuilder.setName(value);
     54     return *this;
     55 }
     56 
     57 LowpanBeaconInfo::Builder& LowpanBeaconInfo::Builder::setType(const std::string& value) {
     58     mIdentityBuilder.setType(value);
     59     return *this;
     60 }
     61 
     62 LowpanBeaconInfo::Builder& LowpanBeaconInfo::Builder::setType(const ::android::String16& value) {
     63     mIdentityBuilder.setType(value);
     64     return *this;
     65 }
     66 
     67 LowpanBeaconInfo::Builder& LowpanBeaconInfo::Builder::setXpanid(const std::vector<uint8_t>& value) {
     68     mIdentityBuilder.setXpanid(value);
     69     return *this;
     70 }
     71 
     72 LowpanBeaconInfo::Builder& LowpanBeaconInfo::Builder::setXpanid(const uint8_t* valuePtr, int32_t valueLen) {
     73     mIdentityBuilder.setXpanid(valuePtr, valueLen);
     74     return *this;
     75 }
     76 
     77 LowpanBeaconInfo::Builder& LowpanBeaconInfo::Builder::setPanid(int32_t value) {
     78     mIdentityBuilder.setPanid(value);
     79     return *this;
     80 }
     81 
     82 LowpanBeaconInfo::Builder& LowpanBeaconInfo::Builder::setChannel(int32_t value) {
     83     mIdentityBuilder.setChannel(value);
     84     return *this;
     85 }
     86 
     87 LowpanBeaconInfo::Builder& LowpanBeaconInfo::Builder::setLowpanIdentity(const LowpanIdentity& value) {
     88     mIdentityBuilder.setLowpanIdentity(value);
     89     return *this;
     90 }
     91 
     92 LowpanBeaconInfo::Builder& LowpanBeaconInfo::Builder::setRssi(int32_t value) {
     93     mRssi = value;
     94     return *this;
     95 }
     96 
     97 LowpanBeaconInfo::Builder& LowpanBeaconInfo::Builder::setLqi(int32_t value) {
     98     mLqi = value;
     99     return *this;
    100 }
    101 
    102 LowpanBeaconInfo::Builder& LowpanBeaconInfo::Builder::setBeaconAddress(const std::vector<uint8_t>& value) {
    103     mBeaconAddress = value;
    104     return *this;
    105 }
    106 
    107 LowpanBeaconInfo::Builder& LowpanBeaconInfo::Builder::setBeaconAddress(const uint8_t* valuePtr, int32_t valueLen) {
    108     mBeaconAddress.clear();
    109     mBeaconAddress.insert(mBeaconAddress.end(), valuePtr, valuePtr + valueLen);
    110     return *this;
    111 }
    112 
    113 LowpanBeaconInfo::Builder& LowpanBeaconInfo::Builder::setFlag(int32_t value) {
    114     mFlags.insert(value);
    115     return *this;
    116 }
    117 
    118 LowpanBeaconInfo::Builder& LowpanBeaconInfo::Builder::clearFlag(int32_t value) {
    119     mFlags.erase(value);
    120     return *this;
    121 }
    122 
    123 LowpanBeaconInfo LowpanBeaconInfo::Builder::build(void) const {
    124     return LowpanBeaconInfo(*this);
    125 }
    126 
    127 LowpanBeaconInfo::LowpanBeaconInfo(const LowpanBeaconInfo::Builder& builder) :
    128     mIdentity(builder.mIdentityBuilder.build()),
    129     mRssi(builder.mRssi),
    130     mLqi(builder.mLqi),
    131     mBeaconAddress(builder.mBeaconAddress),
    132     mFlags(builder.mFlags)
    133 {
    134 }
    135 
    136 status_t LowpanBeaconInfo::writeToParcel(Parcel* parcel) const {
    137     /*
    138      * Keep implementation in sync with writeToParcel() in
    139      * frameworks/base/lowpan/java/android/net/android/net/lowpan/LowpanBeaconInfo.java.
    140      */
    141 
    142     RETURN_IF_FAILED(mIdentity.writeToParcel(parcel));
    143     RETURN_IF_FAILED(parcel->writeInt32(mRssi));
    144     RETURN_IF_FAILED(parcel->writeInt32(mLqi));
    145     RETURN_IF_FAILED(parcel->writeByteVector(mBeaconAddress));
    146     RETURN_IF_FAILED(parcel->writeInt32(mFlags.size()));
    147 
    148     std::set<int32_t>::const_iterator iter;
    149     std::set<int32_t>::const_iterator end = mFlags.end();
    150 
    151     for (iter = mFlags.begin(); iter != end; ++iter) {
    152         RETURN_IF_FAILED(parcel->writeInt32(*iter));
    153     }
    154 
    155     return NO_ERROR;
    156 }
    157 
    158 status_t LowpanBeaconInfo::readFromParcel(const Parcel* parcel) {
    159     /*
    160      * Keep implementation in sync with readFromParcel() in
    161      * frameworks/base/lowpan/java/android/net/android/net/lowpan/LowpanBeaconInfo.java.
    162      */
    163 
    164     RETURN_IF_FAILED(mIdentity.readFromParcel(parcel));
    165     RETURN_IF_FAILED(parcel->readInt32(&mRssi));
    166     RETURN_IF_FAILED(parcel->readInt32(&mLqi));
    167     RETURN_IF_FAILED(parcel->readByteVector(&mBeaconAddress));
    168 
    169     int32_t flagCount = 0;
    170 
    171     RETURN_IF_FAILED(parcel->readInt32(&flagCount));
    172 
    173     if (flagCount < 0) {
    174         ALOGE("Bad flag count");
    175         return BAD_VALUE;
    176     }
    177 
    178     mFlags.clear();
    179 
    180     while (flagCount--) {
    181         int32_t flag = 0;
    182         RETURN_IF_FAILED(parcel->readInt32(&flag));
    183         mFlags.insert(flag);
    184     }
    185 
    186     return NO_ERROR;
    187 }
    188 
    189 bool LowpanBeaconInfo::operator==(const LowpanBeaconInfo& rhs)
    190 {
    191     if (mIdentity != rhs.mIdentity) {
    192         return false;
    193     }
    194 
    195     if (mRssi != rhs.mRssi) {
    196         return false;
    197     }
    198 
    199     if (mLqi != rhs.mLqi) {
    200         return false;
    201     }
    202 
    203     if (mBeaconAddress != rhs.mBeaconAddress) {
    204         return false;
    205     }
    206 
    207     if (mFlags != rhs.mFlags) {
    208         return false;
    209     }
    210 
    211     return true;
    212 }
    213 
    214 }  // namespace lowpan
    215 
    216 }  // namespace net
    217 
    218 }  // namespace android
    219