package obfuscated2

Import Path
	github.com/gotd/td/internal/mtproxy/obfuscated2 (on go.dev)

Dependency Relation
	imports 7 packages, and imported by 2 packages

Involved Source Files

	  d doc.go
		Package obfuscated2 contains obfuscated2 implementation.

	    keys.go
	    keys_util.go
	    obfuscated2.go
	    server.go
Package-Level Type Names (total 3, in which 2 are exported)

	/* sort exporteds by: alphabet | popularity */
	 type Metadata (struct)
		Metadata represents metadata received from header.

		Fields (total 2, both are exported)
			DC uint16
			Protocol [4]byte
		As Outputs Of (at least one exported)
			func Accept(conn io.ReadWriter, secret []byte) (io.ReadWriter, Metadata, error)

	 type Obfuscated2 (struct)
		Obfuscated2 implements obfuscated2 obfuscation protocol.

		Fields (total 6, none are exported)
			/* 6 unexporteds ... *//* 6 unexporteds: */
			conn io.ReadWriter
			keys keys
			keys.decrypt cipher.Stream
			keys.encrypt cipher.Stream
			keys.header []byte
			rand io.Reader
		Methods (total 4, in which 3 are exported)
			(*Obfuscated2) Handshake(protocol [4]byte, dc int, s mtproxy.Secret) error
				Handshake sends obfuscated2 header.

			(*Obfuscated2) Read(b []byte) (int, error)
				Read implements io.Reader.

			(*Obfuscated2) Write(b []byte) (n int, err error)
				Write implements io.Writer.

			/* one unexported ... *//* one unexported: */
			(*Obfuscated2) createStreams(init, secret []byte) error
		Implements (at least 6, in which 5 are exported)
			*Obfuscated2 : github.com/gotd/td/internal/mtproxy/obfuscator.Obfuscator
			*Obfuscated2 : internal/bisect.Writer
			*Obfuscated2 : io.Reader
			*Obfuscated2 : io.ReadWriter
			*Obfuscated2 : io.Writer
			/* at least one unexported ... *//* at least one unexported: */
			*Obfuscated2 : crypto/tls.transcriptHash
		As Outputs Of (at least one exported)
			func NewObfuscated2(r io.Reader, conn io.ReadWriter) *Obfuscated2

	/* one unexported ... *//* one unexported: */
	 type keys (struct)

		Fields (total 3, none are exported)
			/* 3 unexporteds ... *//* 3 unexporteds: */
			decrypt cipher.Stream
			encrypt cipher.Stream
			header []byte
		Methods (only one, which is unexported)
			/* one unexported ... *//* one unexported: */
			(*keys) createStreams(init, secret []byte) error
		As Outputs Of (at least one unexported)
			/* at least one unexported ... *//* at least one unexported: */
			func generateKeys(randSource io.Reader, protocol [4]byte, secret []byte, dc int) (keys, error)


Package-Level Functions (total 6, in which 2 are exported)

	 func Accept(conn io.ReadWriter, secret []byte) (io.ReadWriter, Metadata, error)
		Accept creates new io.ReadWriter for server-side deobfuscation.

	 func NewObfuscated2(r io.Reader, conn io.ReadWriter) *Obfuscated2
		NewObfuscated2 creates new Obfuscated2.

	/* 4 unexporteds ... *//* 4 unexporteds: */
	 func createCTR(key, iv []byte) (cipher.Stream, error)
	 func generateInit(randSource io.Reader) (init [64]byte, err error)
		function from https://core.telegram.org/mtproto/mtproto-transports#transport-obfuscation

	 func generateKeys(randSource io.Reader, protocol [4]byte, secret []byte, dc int) (keys, error)
	 func getDecryptInit(init []byte) (initRev [48]byte)

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