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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 #include <sstream>
     18 #include "netdutils/Status.h"
     19 #include "android-base/stringprintf.h"
     20 
     21 namespace android {
     22 namespace netdutils {
     23 
     24 void expectOk(const Status&) {
     25     // TODO: put something here, for now this function serves solely as documentation.
     26 }
     27 
     28 Status statusFromErrno(int err, const std::string& msg) {
     29     return Status(err, base::StringPrintf("[%s] : %s", strerror(err), msg.c_str()));
     30 }
     31 
     32 bool equalToErrno(const Status& status, int err) {
     33     return status.code() == err;
     34 }
     35 
     36 binder::Status asBinderStatus(const netdutils::Status& status) {
     37     if (isOk(status)) {
     38         return binder::Status::ok();
     39     }
     40     return binder::Status::fromServiceSpecificError(status.code(), status.msg().c_str());
     41 }
     42 
     43 std::string toString(const Status& status) {
     44     std::stringstream ss;
     45     ss << status;
     46     return ss.str();
     47 }
     48 
     49 std::ostream& operator<<(std::ostream& os, const Status& s) {
     50     return os << "Status[code: " << s.code() << ", msg: \"" << s.msg() << "\"]";
     51 }
     52 
     53 }  // namespace netdutils
     54 }  // namespace android
     55