Class ComTreeConnectAndxRequest

pager_lib/smb/smb_structs.py:539–574

References: =========== - [MS-CIFS]: 2.2.4.55.1 - [MS-SMB]: 2.2.4.7.1

class ComTreeConnectAndxRequest(Payload):
    """
    References:
    ===========
    - [MS-CIFS]: 2.2.4.55.1
    - [MS-SMB]: 2.2.4.7.1
    """

    PAYLOAD_STRUCT_FORMAT = '<HH'
    PAYLOAD_STRUCT_SIZE = struct.calcsize(PAYLOAD_STRUCT_FORMAT)

    def __init__(self, path, service, password = ''):
        self.path = path
        self.service = service
        self.password = password + '\0'

    def initMessage(self, message):
        Payload.initMessage(self, message)
        message.command = SMB_COM_TREE_CONNECT_ANDX

    def prepare(self, message):
        password_len = len(self.password)
        message.parameters_data = \
            self.DEFAULT_ANDX_PARAM_HEADER + \
            struct.pack(self.PAYLOAD_STRUCT_FORMAT,
                        0x08 | \
                            ((message.hasExtendedSecurity and 0x0004) or 0x00) | \
                            ((message.tid and message.tid != 0xffff and 0x0001) or 0x00),  # Disconnect tid, if message.tid must be non-zero
                        password_len)

        padding = b''
        if password_len % 2 == 0:
            padding = b'\0'

        # Note that service field is never encoded in UTF-16LE. [MS-CIFS]: 2.2.1.1
        message.data = self.password.encode('UTF-8') + padding + self.path.encode('UTF-16LE') + b'\0\0' + self.service.encode('UTF-8') + b'\0'


class ComTreeConnectAndxResponse(Payload):