„util“ hinzufügen

util.md

@@ -0,0 +1,38 @@
+# package util // import "proxy/util"
+## Functions
+
+#### func DnsQueryDecode(data []byte, start int) (string, int)
+DnsQueryDecode takes encoded hostnames from Microsoft and decodes it
+
+#### func DnsQueryEncode(in string) []byte
+DnsQueryEncode takes string hostnames and encodes it to Microsoft format
+
+#### func GenerateMac(customMAC string) net.HardwareAddr
+GenerateMac generates a random MAC address
+
+#### func GenerateUId(path string) string
+GenerateUId generates a random UId string as hostname
+
+#### func GenerateXID() []byte
+GenerateXID generates a random XID for DHCP
+
+#### func WritePIDFile(filename string)
+WritePIDFile writes the processes PID to a given file
+
+#### func WritePcap(file string, data []byte)
+WritePcap writes the provided data to a given pcap file
+
+## Types
+#### type If bool
+If is a helper type to form expressive ternary expressions being the concatenation of a type conversion and a method call such as:
+`i := If(cond).Int(a, b)`
+For details, see https://stackoverflow.com/a/59375088/1705598
+
+#### func (c If) IP(a, b net.IP) net.IP
+IP returns a if c is true, b otherwise.
+
+#### func (c If) If(a, b interface{}) interface{}
+If returns a if c is true, b otherwise.
+
+#### func (c If) MAC(a, b net.HardwareAddr) net.HardwareAddr
+MAC returns a if c is true, b otherwise.