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48 lines
1.0 KiB
Go
48 lines
1.0 KiB
Go
package netLayer
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const UnknownNetwork = 0
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const (
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// Transport Layer Protocols, 使用uint16 mask，所以最多支持16种
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TCP uint16 = 1 << iota
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UDP
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Dual //use both tcp and udp
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UNIX //unix domain socket
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IP
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Raw_socket
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KCP
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Quic //quic是一个横跨多个层的协议，这里也算一个，毕竟与kcp类似
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)
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// 若字符串无法被解析为网络类型，则返回 UnknownNetwork
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func StrToTransportProtocol(s string) uint16 {
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switch s {
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case "tcp", "tcp4", "tcp6", "TCP", "TCP4", "TCP6":
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return TCP
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case "ip", "ipv4", "ipv6", "ip4", "ip6":
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return IP
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case "udp", "udp4", "udp6", "UDP", "UDP4", "UDP6":
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return UDP
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case DualNetworkName, "mix", "mixed", "Mix", "MIX":
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return Dual
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case "unix", "Unix", "UNIX":
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return UNIX
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case "raw", "RAW":
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return Raw_socket
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case "kcp", "KCP":
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return KCP
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case "quic", "Quic", "QUIC":
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return Quic
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}
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return UnknownNetwork
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}
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func NetworkHasNoPortField(s string) bool {
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n := StrToTransportProtocol(s)
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switch n {
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case UNIX, IP, Raw_socket:
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return true
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}
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return false
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}
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