content: /*
   ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
   ~                                                                               ~
   ~ The MIT License (MIT)                                                         ~
   ~                                                                               ~
   ~ Copyright (c) 2015-2025 miaixz.org OSHI and other contributors.               ~
   ~                                                                               ~
   ~ Permission is hereby granted, free of charge, to any person obtaining a copy  ~
   ~ of this software and associated documentation files (the "Software"), to deal ~
   ~ in the Software without restriction, including without limitation the rights  ~
   ~ to use, copy, modify, merge, publish, distribute, sublicense, and/or sell     ~
   ~ copies of the Software, and to permit persons to whom the Software is         ~
   ~ furnished to do so, subject to the following conditions:                      ~
   ~                                                                               ~
   ~ The above copyright notice and this permission notice shall be included in    ~
   ~ all copies or substantial portions of the Software.                           ~
   ~                                                                               ~
   ~ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR    ~
   ~ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,      ~
   ~ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE   ~
   ~ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER        ~
   ~ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, ~
   ~ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN     ~
   ~ THE SOFTWARE.                                                                 ~
   ~                                                                               ~
   ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
  */
  package org.miaixz.bus.health.unix.platform.freebsd.software;
  
  import org.miaixz.bus.core.lang.Normal;
  import org.miaixz.bus.core.lang.annotation.ThreadSafe;
  import org.miaixz.bus.health.Executor;
  import org.miaixz.bus.health.builtin.jna.ByRef;
  import org.miaixz.bus.health.builtin.software.common.AbstractNetworkParams;
  import org.miaixz.bus.health.unix.jna.CLibrary;
  import org.miaixz.bus.health.unix.jna.FreeBsdLibc;
  import org.miaixz.bus.logger.Logger;
  
  import com.sun.jna.Native;
  import com.sun.jna.platform.unix.LibCAPI;
  
  /**
   * FreeBsdNetworkParams class.
   *
   * @author Kimi Liu
   * @since Java 17+
   */
  @ThreadSafe
  final class FreeBsdNetworkParams extends AbstractNetworkParams {
  
      private static final FreeBsdLibc LIBC = FreeBsdLibc.INSTANCE;
  
      @Override
      public String getDomainName() {
          try (CLibrary.Addrinfo hint = new CLibrary.Addrinfo()) {
              hint.ai_flags = CLibrary.AI_CANONNAME;
              String hostname = getHostName();
  
              try (ByRef.CloseablePointerByReference ptr = new ByRef.CloseablePointerByReference()) {
                  int res = LIBC.getaddrinfo(hostname, null, hint, ptr);
                  if (res > 0) {
                      if (Logger.isErrorEnabled()) {
                          Logger.warn("Failed getaddrinfo(): {}", LIBC.gai_strerror(res));
                      }
                      return Normal.EMPTY;
                  }
                  try (CLibrary.Addrinfo info = new CLibrary.Addrinfo(ptr.getValue())) {
                      String canonname = info.ai_canonname.trim();
                      LIBC.freeaddrinfo(ptr.getValue());
                      return canonname;
                  }
              }
          }
      }
  
      @Override
      public String getHostName() {
          byte[] hostnameBuffer = new byte[LibCAPI.HOST_NAME_MAX + 1];
          if (0 != LIBC.gethostname(hostnameBuffer, hostnameBuffer.length)) {
              return super.getHostName();
          }
          return Native.toString(hostnameBuffer);
      }
  
      @Override
      public String getIpv4DefaultGateway() {
          return searchGateway(Executor.runNative("route -4 get default"));
      }
  
      @Override
      public String getIpv6DefaultGateway() {
          return searchGateway(Executor.runNative("route -6 get default"));
      }
  
  }
  