mschap

package

v0.0.0-...-46a5f05 Latest Latest Go to latest Published: May 10, 2024 License: BSD-2-Clause Imports: 11 Imported by: 0

Details

Valid go.mod file
Redistributable license
Tagged version
Stable version
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Repository

github.com/mpdroog/radiusd

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Documentation ¶

Overview ¶

MPPE to support encryption with MSCHAPv1

MPPE to support encryption with MSCHAPv2 ¶

mschap impl heavily inspired by https://github.com/FreeRADIUS/freeradius-server (C-code) Function naming same as https://tools.ietf.org/html/rfc2433 Appendix A - Pseudocode

Index ¶

Variables
func Encryptv1(challenge []byte, pass string) ([]byte, error)
func Mmpev2(secret string, pass string, reqAuth []byte, ntResponse []byte) ([]byte, []byte)
func Mppev1(pass string) ([]byte, error)
type ChallengeAttr
- func DecodeChallenge(b []byte) ChallengeAttr
type Res
- func Encryptv2(authenticatorChallenge []byte, peerChallenge []byte, username string, ...) (*Res, error)
type Response2Attr
- func DecodeResponse2(b []byte) Response2Attr
type ResponseAttr
- func DecodeResponse(b []byte) ResponseAttr

Constants ¶

This section is empty.

Variables ¶

View Source

var SHSpad1 = []byte{
	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
}

Pads used in key derivation

View Source

var SHSpad2 = []byte{
	0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2,
	0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2,
	0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2,
	0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2,
}

Functions ¶

func Encryptv1 ¶

func Encryptv1(challenge []byte, pass string) ([]byte, error)

Encrypt MSCHAPv1 challenge+pass and return challengeresponse

func Mmpev2 ¶

func Mmpev2(secret string, pass string, reqAuth []byte, ntResponse []byte) ([]byte, []byte)

func Mppev1 ¶

func Mppev1(pass string) ([]byte, error)

Types ¶

type ChallengeAttr ¶

type ChallengeAttr struct {
	VendorId     uint32
	VendorType   uint8
	VendorLength uint8
	Value        []byte
}

func DecodeChallenge ¶

func DecodeChallenge(b []byte) ChallengeAttr

type Res ¶

type Res struct {
	ChallengeResponse     []byte
	AuthenticatorResponse string
}

func Encryptv2 ¶

func Encryptv2(authenticatorChallenge []byte, peerChallenge []byte, username string, pass string) (*Res, error)

GenerateNTResponse, GenerateAuthenticatorResponse

type Response2Attr ¶

type Response2Attr struct {
	VendorId      uint32
	VendorType    uint8
	VendorLength  uint8
	Ident         uint8
	Flags         uint8
	PeerChallenge []byte //16bytes
	// 8bytes zero
	Response []byte //24bytes
}

func DecodeResponse2 ¶

func DecodeResponse2(b []byte) Response2Attr

type ResponseAttr ¶

type ResponseAttr struct {
	VendorId     uint32
	VendorType   uint8
	VendorLength uint8
	Ident        uint8
	Flags        uint8
	LMResponse   []byte //24bytes
	NTResponse   []byte //24bytes
}

func DecodeResponse ¶

func DecodeResponse(b []byte) ResponseAttr

Source Files ¶

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