diff options
Diffstat (limited to 'Emby.Server.Implementations/Networking/NetworkManager.cs')
| -rw-r--r-- | Emby.Server.Implementations/Networking/NetworkManager.cs | 30 |
1 files changed, 20 insertions, 10 deletions
diff --git a/Emby.Server.Implementations/Networking/NetworkManager.cs b/Emby.Server.Implementations/Networking/NetworkManager.cs index 089ec30e6..ff0a2a361 100644 --- a/Emby.Server.Implementations/Networking/NetworkManager.cs +++ b/Emby.Server.Implementations/Networking/NetworkManager.cs @@ -18,13 +18,12 @@ namespace Emby.Server.Implementations.Networking public class NetworkManager : INetworkManager { private readonly ILogger<NetworkManager> _logger; - - private IPAddress[] _localIpAddresses; private readonly object _localIpAddressSyncLock = new object(); - private readonly object _subnetLookupLock = new object(); private readonly Dictionary<string, List<string>> _subnetLookup = new Dictionary<string, List<string>>(StringComparer.Ordinal); + private IPAddress[] _localIpAddresses; + private List<PhysicalAddress> _macAddresses; /// <summary> @@ -157,7 +156,9 @@ namespace Emby.Server.Implementations.Networking return false; } - byte[] octet = ipAddress.GetAddressBytes(); + // GetAddressBytes + Span<byte> octet = stackalloc byte[ipAddress.AddressFamily == AddressFamily.InterNetwork ? 4 : 16]; + ipAddress.TryWriteBytes(octet, out _); if ((octet[0] == 10) || (octet[0] == 172 && (octet[1] >= 16 && octet[1] <= 31)) || // RFC1918 @@ -260,7 +261,9 @@ namespace Emby.Server.Implementations.Networking /// <inheritdoc/> public bool IsAddressInSubnets(IPAddress address, bool excludeInterfaces, bool excludeRFC) { - byte[] octet = address.GetAddressBytes(); + // GetAddressBytes + Span<byte> octet = stackalloc byte[address.AddressFamily == AddressFamily.InterNetwork ? 4 : 16]; + address.TryWriteBytes(octet, out _); if ((octet[0] == 127) || // RFC1122 (octet[0] == 169 && octet[1] == 254)) // RFC3927 @@ -503,18 +506,25 @@ namespace Emby.Server.Implementations.Networking private IPAddress GetNetworkAddress(IPAddress address, IPAddress subnetMask) { - byte[] ipAdressBytes = address.GetAddressBytes(); - byte[] subnetMaskBytes = subnetMask.GetAddressBytes(); + int size = address.AddressFamily == AddressFamily.InterNetwork ? 4 : 16; + + // GetAddressBytes + Span<byte> ipAddressBytes = stackalloc byte[size]; + address.TryWriteBytes(ipAddressBytes, out _); + + // GetAddressBytes + Span<byte> subnetMaskBytes = stackalloc byte[size]; + subnetMask.TryWriteBytes(subnetMaskBytes, out _); - if (ipAdressBytes.Length != subnetMaskBytes.Length) + if (ipAddressBytes.Length != subnetMaskBytes.Length) { throw new ArgumentException("Lengths of IP address and subnet mask do not match."); } - byte[] broadcastAddress = new byte[ipAdressBytes.Length]; + byte[] broadcastAddress = new byte[ipAddressBytes.Length]; for (int i = 0; i < broadcastAddress.Length; i++) { - broadcastAddress[i] = (byte)(ipAdressBytes[i] & subnetMaskBytes[i]); + broadcastAddress[i] = (byte)(ipAddressBytes[i] & subnetMaskBytes[i]); } return new IPAddress(broadcastAddress); |