mirror of https://github.com/v2ray/v2ray-core
50 lines
1.3 KiB
Go
50 lines
1.3 KiB
Go
package scenarios
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import (
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v2net "v2ray.com/core/common/net"
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)
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const (
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socks5Version = byte(0x05)
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)
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func socks5AuthMethodRequest(methods ...byte) []byte {
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request := []byte{socks5Version, byte(len(methods))}
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request = append(request, methods...)
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return request
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}
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func appendAddress(request []byte, address v2net.Address) []byte {
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switch address.Family() {
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case v2net.AddressFamilyIPv4:
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request = append(request, byte(0x01))
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request = append(request, address.IP()...)
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case v2net.AddressFamilyIPv6:
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request = append(request, byte(0x04))
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request = append(request, address.IP()...)
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case v2net.AddressFamilyDomain:
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request = append(request, byte(0x03), byte(len(address.Domain())))
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request = append(request, []byte(address.Domain())...)
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}
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return request
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}
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func socks5Request(command byte, address v2net.Destination) []byte {
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request := []byte{socks5Version, command, 0}
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request = appendAddress(request, address.Address)
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request = address.Port.Bytes(request)
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return request
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}
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func socks5UDPRequest(address v2net.Destination, payload []byte) []byte {
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request := make([]byte, 0, 1024)
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request = append(request, 0, 0, 0)
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request = appendAddress(request, address.Address)
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request = address.Port.Bytes(request)
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request = append(request, payload...)
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return request
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}
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