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Diffstat (limited to 'Sources/WireGuardKit/IPAddress+AddrInfo.swift')
-rw-r--r-- | Sources/WireGuardKit/IPAddress+AddrInfo.swift | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/Sources/WireGuardKit/IPAddress+AddrInfo.swift b/Sources/WireGuardKit/IPAddress+AddrInfo.swift new file mode 100644 index 0000000..b7e8cd5 --- /dev/null +++ b/Sources/WireGuardKit/IPAddress+AddrInfo.swift @@ -0,0 +1,37 @@ +// SPDX-License-Identifier: MIT +// Copyright © 2018-2019 WireGuard LLC. All Rights Reserved. + +import Foundation +import Network + +extension IPv4Address { + init?(addrInfo: addrinfo) { + guard addrInfo.ai_family == AF_INET else { return nil } + + let addressData = addrInfo.ai_addr.withMemoryRebound(to: sockaddr_in.self, capacity: MemoryLayout<sockaddr_in>.size) { ptr -> Data in + return Data(bytes: &ptr.pointee.sin_addr, count: MemoryLayout<in_addr>.size) + } + + if let ipAddress = IPv4Address(addressData) { + self = ipAddress + } else { + return nil + } + } +} + +extension IPv6Address { + init?(addrInfo: addrinfo) { + guard addrInfo.ai_family == AF_INET6 else { return nil } + + let addressData = addrInfo.ai_addr.withMemoryRebound(to: sockaddr_in6.self, capacity: MemoryLayout<sockaddr_in6>.size) { ptr -> Data in + return Data(bytes: &ptr.pointee.sin6_addr, count: MemoryLayout<in6_addr>.size) + } + + if let ipAddress = IPv6Address(addressData) { + self = ipAddress + } else { + return nil + } + } +} |