Class SMB2SessionSetup

impacket/smb3structs.py:790–816

# SMB2_SESSION_SETUP
class SMB2SessionSetup(Structure):
    SIZE = 24
    structure = (
        ('StructureSize','<H=25'),
        ('Flags','<B=0'),
        ('SecurityMode','<B=0'),
        ('Capabilities','<L=0'),
        ('Channel','<L=0'),
        ('SecurityBufferOffset','<H=(self.SIZE + 64 + len(self["AlignPad"]))'),
        ('SecurityBufferLength','<H=0'),
        ('PreviousSessionId','<Q=0'),
        ('_AlignPad','_-AlignPad','self["SecurityBufferOffset"] - (64 + self["StructureSize"] - 1)'),
        ('AlignPad',':=""'),
        ('_Buffer','_-Buffer','self["SecurityBufferLength"]'),
        ('Buffer',':'),
    )

    def __init__(self, data = None):
        Structure.__init__(self,data)
        if data is None:
            self['AlignPad'] = ''

    def getData(self):
        #self['AlignPad'] = '\x00' * ((8 - ((24 + SMB2_PACKET_SIZE) & 7)) & 7)
        #self['SecurityBufferOffset'] = 24 + SMB2_PACKET_SIZE +len(self['AlignPad'])
        #self['SecurityBufferLength'] += len(self['AlignPad'])
        return Structure.getData(self)


class SMB2SessionSetup_Response(Structure):