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heavyai_hostname.cpp
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1 /*
2  * Copyright 2022 HEAVY.AI, Inc.
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 
18 
19 #include "Shared/clean_windows.h"
20 
21 namespace heavyai {
22 std::string get_hostname() {
23  static constexpr DWORD kSize = MAX_COMPUTERNAME_LENGTH + 1;
24  DWORD buffer_size = kSize;
25  char hostname[MAX_COMPUTERNAME_LENGTH + 1];
26  if (GetComputerNameA(hostname, &buffer_size)) {
27  return {hostname};
28  } else {
29  return {};
30  }
31 }
32 } // namespace heavyai
std::string get_hostname()