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https://gitclone.com/github.com/MetaCubeX/Clash.Meta
synced 2024-11-16 14:11:19 +08:00
50 lines
862 B
Go
50 lines
862 B
Go
package utils
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import (
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"context"
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"net"
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"strconv"
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)
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func SplitHostPort(hostport string) (string, uint16, error) {
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host, port, err := net.SplitHostPort(hostport)
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if err != nil {
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return "", 0, err
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}
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portUint, err := strconv.ParseUint(port, 10, 16)
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if err != nil {
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return "", 0, err
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}
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return host, uint16(portUint), err
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}
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func ParseIPZone(s string) (net.IP, string) {
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s, zone := splitHostZone(s)
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return net.ParseIP(s), zone
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}
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func splitHostZone(s string) (host, zone string) {
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if i := last(s, '%'); i > 0 {
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host, zone = s[:i], s[i+1:]
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} else {
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host = s
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}
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return
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}
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func last(s string, b byte) int {
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i := len(s)
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for i--; i >= 0; i-- {
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if s[i] == b {
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break
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}
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}
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return i
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}
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type PacketDialer interface {
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ListenPacket(rAddr net.Addr) (net.PacketConn, error)
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Context() context.Context
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RemoteAddr(host string) (net.Addr, error)
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}
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