Finds element with specific key.

IsEmpty return if queue is empty.

LookupIPWithResolver same as LookupIP, but with a resolver

LookupIPv4WithResolver same as LookupIPv4, but with a resolver

copy and modified from https://github.com/IGLOU-EU/go-wildcard/tree/ce22b7af48e487517a492d3727d9386492043e21 which is licensed under OpenBSD's ISC-sty

MoveToFront moves the value associated with key to the front of the ordered map, i.e. makes it the oldest pair in the map. Returns an error iff key is

NewTablesWithCustomPatterns builds one or more obfuscation tables from x/v/p custom patterns. When customTables is non-empty it overrides customTable

PopFront removes and returns the element from the front of the queue. Implements FIFO when used with [PushBack]. If the queue is empty, the call panic

Pure is used to solve unexpected behavior when dialing proxy connection in DNSMapping mode.

ReadDatagram parses a single UDP datagram frame from the reliable stream.

Set provides the underlying ReadCloser and unblocks any pending Read calls. Must be called at most once. If Close was already called, rc is closed to

SetType set type of response

SniffData must not change input bytes

ToIPSet not safe convert to *netipx.IPSet be careful, must be used after Merge

ToString returns string representation of map stats.

Unwrap implements C.ProxyAdapter

absDomainName returns an absolute domain name which ends with a trailing dot to match pure Go reverse resolver and all other lookup routines. See gola

only works for fairly basic maps, that's why it's just in this file

captureFlow capture every inbound packets based on rules of BPF

closeClient cleans up resources used by client if necessary.

closeConnWithError closes the active connection with error to make sure that new queries were processed in another connection. We can do that in the

countZeros counts the number of "0" in a bitmap before the i-th bit(excluding the i-th bit) on behalf of rank index. E.g.: countZeros("010010", 4) =