source: heimdal/trunk/lib/gssapi/spnego/spnego.asn1

-- $Id$

SPNEGO DEFINITIONS ::=
BEGIN

MechType::= OBJECT IDENTIFIER

MechTypeList ::= SEQUENCE OF MechType

ContextFlags ::= BIT STRING {
    delegFlag       (0),
    mutualFlag      (1),
    replayFlag      (2),
    sequenceFlag    (3),
    anonFlag        (4),
    confFlag        (5),
    integFlag       (6)
}

NegHints ::= SEQUENCE {
    hintName       [0]  GeneralString   OPTIONAL,
    hintAddress    [1]  OCTET STRING    OPTIONAL
} 

NegTokenInitWin ::= SEQUENCE {
    mechTypes       [0] MechTypeList,
    reqFlags        [1] ContextFlags   OPTIONAL,
    mechToken       [2] OCTET STRING   OPTIONAL,
    negHints        [3] NegHints       OPTIONAL
}

NegTokenInit ::= SEQUENCE {
    mechTypes       [0] MechTypeList,
    reqFlags        [1] ContextFlags   OPTIONAL,
    mechToken       [2] OCTET STRING   OPTIONAL,
    mechListMIC     [3] OCTET STRING   OPTIONAL,
    ...
}

-- NB: negResult is not OPTIONAL in the new SPNEGO spec but
-- Windows clients do not always send it
NegTokenResp ::= SEQUENCE {
    negResult      [0] ENUMERATED {
                            accept_completed    (0),
                            accept_incomplete   (1),
                            reject              (2),
                            request-mic         (3) }          OPTIONAL,
    supportedMech  [1] MechType                                OPTIONAL,
    responseToken  [2] OCTET STRING                            OPTIONAL,
    mechListMIC    [3] OCTET STRING                            OPTIONAL,
    ...
}

NegotiationToken ::= CHOICE {
        negTokenInit[0]         NegTokenInit,
        negTokenResp[1]         NegTokenResp
}

NegotiationTokenWin ::= CHOICE {
        negTokenInit[0]         NegTokenInitWin
}

END