class UnknownVPDPageBuffer(Buffer):
peripheral_device = buffer_field(where=bytes_ref[0:],
type=PeripheralDeviceDataBuffer)
page_code = be_uint_field(where=bytes_ref[1])
page_length = be_uint_field(where=bytes_ref[2:4],
set_before_pack=len_ref(self_ref.page_data))
page_data = list_field(where=bytes_ref[4:4 + page_length], type=b_uint8)
class UnitSerialNumberVPDPageBuffer(Buffer):
peripheral_device = buffer_field(where=bytes_ref[0:],
type=PeripheralDeviceDataBuffer)
page_code = be_uint_field(where=bytes_ref[1])
page_length = be_uint_field(where=bytes_ref[3],
set_before_pack=len_ref(
self_ref.product_serial_number))
product_serial_number = str_field(where=bytes_ref[4:4 + page_length])
class StringInquiryPageBuffer(Buffer):
peripheral_device = buffer_field(where=bytes_ref[0:],
type=PeripheralDeviceDataBuffer)
page_code = be_uint_field(where=bytes_ref[1])
page_length = be_uint_field(where=bytes_ref[2:4],
set_before_pack=len_ref(self_ref.string))
string = str_field(where=bytes_ref[4:4 + page_length],
unpack_after=page_length)
class AtaInformationVPDPageBuffer(Buffer):
byte_size = 572
peripheral_device = buffer_field(where=bytes_ref[0:],
type=PeripheralDeviceDataBuffer)
page_code = be_int_field(where=bytes_ref[1:2])
page_length = be_int_field(where=bytes_ref[2:4])
sat_vendor_identification = str_field(where=bytes_ref[8:16]) # bytes 8-15
sat_product_identification = str_field(
where=bytes_ref[16:32]) # bytes 16-31
sat_product_revision_level = str_field(
where=bytes_ref[32:36]) # bytes 32-35
device_signature = buffer_field(where=bytes_ref[36:56],
type=DeviceSignature) # bytes 36-55
command_code = be_int_field(where=bytes_ref[56:57])
# ATA IDENTIFY DEVICE: bytes 60-571
identify_device = buffer_field(where=bytes_ref[60:572],
type=AtaIdentifyDevice)
class SupportedVPDPagesBuffer(Buffer):
peripheral_device = buffer_field(where=bytes_ref[0:],
type=PeripheralDeviceDataBuffer)
page_code = be_uint_field(where=bytes_ref[1])
page_length = be_uint_field(where=bytes_ref[3])
vpd_parameters = list_field(where=bytes_ref[4:],
type=b_uint8,
n=page_length)
class LogicalBlockProvisioningVPDPageBuffer(Buffer):
peripheral_device = buffer_field(where=bytes_ref[0:], type=PeripheralDeviceDataBuffer)
page_code = be_uint_field(where=bytes_ref[1])
page_length = be_uint_field(where=bytes_ref[2:4])
threshold_exponent = be_uint_field(where=bytes_ref[4])
# bit-field
dp = be_uint_field(where=bytes_ref[5].bits[0])
anc_sup = be_uint_field(where=bytes_ref[5].bits[1])
lbprz = be_uint_field(where=bytes_ref[5].bits[2])
# reserved
lbpws10 = be_uint_field(where=bytes_ref[5].bits[5])
lbpws = be_uint_field(where=bytes_ref[5].bits[6])
lbpu = be_uint_field(where=bytes_ref[5].bits[7])
provisioning_type = be_uint_field(where=bytes_ref[6].bits[0:3])
# reserved
provisioning_group_descriptor = buffer_field(where=bytes_ref[8:], type=DesignatorDescriptor,
unpack_selector=determine_designator,
unpack_if=input_buffer_length>8)
class ElementDescriptor(Buffer):
def _possible_elements_num(self):
return self.type_descriptor_header.possible_elements_num
overall_element = buffer_field(where=bytes_ref[0:], type=Descriptor)
individual_elements = list_field(where=bytes_ref[after_ref(overall_element):], type=Descriptor,
n=member_func_ref(_possible_elements_num))
def unpack(self, buffer, type_descriptor_header):
self.type_descriptor_header = type_descriptor_header
return super(ElementDescriptor, self).unpack(buffer)
class JSONInquiryPageBuffer(Buffer):
def _calc_json_length(self):
import json
return len(json.dumps(self.json_data))
peripheral_device = buffer_field(where=bytes_ref[0:],
type=PeripheralDeviceDataBuffer)
page_code = be_uint_field(where=bytes_ref[1])
page_length = be_uint_field(where=bytes_ref[2:4],
set_before_pack=self_ref._calc_json_length())
json_data = json_field(where=bytes_ref[4:4 + page_length],
unpack_after=page_length)
class VeritasVPDPageBuffer(Buffer):
peripheral_device = buffer_field(where=bytes_ref[0:],
type=PeripheralDeviceDataBuffer)
page_code = be_uint_field(where=bytes_ref[1])
page_length = be_uint_field(where=bytes_ref[2:4])
is_thin_lun = be_uint_field(where=bytes_ref[4].bits[0])
is_snapshot_lun = be_uint_field(where=bytes_ref[4].bits[1])
is_space_optimized_src = be_uint_field(where=bytes_ref[4].bits[2])
is_fcdisk_lun = be_uint_field(where=bytes_ref[4].bits[3])
is_satadisk_lun = be_uint_field(where=bytes_ref[4].bits[4])
is_replication_src = be_uint_field(where=bytes_ref[4].bits[5])
is_replication_dst = be_uint_field(where=bytes_ref[4].bits[6])
raid_type = be_uint_field(where=bytes_ref[5])
class ReceiveDiagnosticResultCommand(CDBBuffer):
opcode = be_int_field(where=bytes_ref[0], set_before_pack=CDB_RECEIVE_DIAGNOSTIC_RESULTS)
pcv = be_int_field(where=bytes_ref[1].bits[0])
page_code = be_uint_field(where=bytes_ref[2])
allocation_length = be_int_field(where=bytes_ref[3:5], sign='unsigned')
control = buffer_field(type=ControlBuffer, where=bytes_ref[5], set_before_pack=DEFAULT_CONTROL_BUFFER)
def __init__(self, result_class, conf_page, *args, **kwargs):
super(ReceiveDiagnosticResultCommand, self).__init__(*args, **kwargs)
self.result_class = result_class
self.conf_page = conf_page
def execute(self, executer):
datagram = self.create_datagram()
result_datagram = yield executer.call(SCSIReadCommand(bytes(datagram), self.allocation_length))
result = self.result_class(conf_page=self.conf_page)
result.unpack(result_datagram)
yield result
class BlockLimitsVPDPageBuffer(Buffer):
peripheral_device = buffer_field(where=bytes_ref[0:],
type=PeripheralDeviceDataBuffer)
page_code = be_uint_field(where=bytes_ref[1])
page_length = be_uint_field(where=bytes_ref[2:4])
wsnz = be_uint_field(where=bytes_ref[4].bits[0])
maximum_compare_and_write_length = be_uint_field(where=bytes_ref[5])
optimal_transfer_length_granularity = be_uint_field(where=bytes_ref[6:8])
maximum_transfer_length = be_uint_field(where=bytes_ref[8:12])
optimal_transfer_length = be_uint_field(where=bytes_ref[12:16])
maximum_prefetch_xdread_xdwrite_transfer_length = be_uint_field(
where=bytes_ref[16:20])
maximum_unmap_lba_count = be_uint_field(where=bytes_ref[20:24])
maximum_unmap_block_descriptor_count = be_uint_field(
where=bytes_ref[24:28])
optimal_unmap_granularity = be_uint_field(where=bytes_ref[28:32])
unmap_granularity_alignment = be_uint_field(
where=(bytes_ref[35] + bytes_ref[34] + bytes_ref[33] +
bytes_ref[32].bits[0:7]))
ugavalid = be_uint_field(where=bytes_ref[32].bits[7])
maximum_write_same_length = be_uint_field(where=bytes_ref[36:44])
class StatusDescriptor(Buffer):
def _unpack_status_element(self, buffer, index, **kwargs):
elem_type = self.type_descriptor_header.element_type
if elem_type in ELEMENT_TYPE_TO_ELEMENT_INFO:
return ELEMENT_TYPE_TO_ELEMENT_INFO[elem_type]
else:
return GeneralStatusElement
def _possible_elements_num(self):
return self.type_descriptor_header.possible_elements_num
overall_element = buffer_field(where=bytes_ref[0:4],
type=GeneralStatusElement)
individual_elements = list_field(where=bytes_ref[4:],
type=GeneralStatusElement,
unpack_selector=_unpack_status_element,
n=member_func_ref(_possible_elements_num))
def unpack(self, buffer, type_descriptor_header):
self.type_descriptor_header = type_descriptor_header
return super(StatusDescriptor, self).unpack(buffer)
class SasExpanderStatusElement(BaseStatusElement):
status_info = buffer_field(where=bytes_ref[1:4],
type=SasExpanderElementInfo)
class ScsiInitiatorPortStatusElement(BaseStatusElement):
status_info = buffer_field(where=bytes_ref[1:4],
type=ScsiInitiatorPortElementInfo)
class SimpleSubenclosureStatusElement(BaseStatusElement):
status_info = buffer_field(where=bytes_ref[1:4],
type=SimpleSubenclosureElementInfo)
class VoltageSensorStatusElement(BaseStatusElement):
status_info = buffer_field(where=bytes_ref[1:4],
type=VoltageSensorElementInfo)
class CurrentSensorStatusElement(BaseStatusElement):
status_info = buffer_field(where=bytes_ref[1:4],
type=CurrentSensorElementInfo)
class EnclosureServiceControllerStatusElement(BaseStatusElement):
status_info = buffer_field(where=bytes_ref[1:4],
type=EnclosureServiceControllerElementInfo)
class CommunicationPortStatusElement(BaseStatusElement):
status_info = buffer_field(where=bytes_ref[1:4],
type=CommunicationPortElementInfo)
class KeypadStatusElement(BaseStatusElement):
status_info = buffer_field(where=bytes_ref[1:4], type=KeypadElementInfo)
class ScsiPortTransceiverStatusElement(BaseStatusElement):
status_info = buffer_field(where=bytes_ref[1:4],
type=ScsiPortTransceiverElementInfo)
class NonVolotileCacheStatusElement(BaseStatusElement):
status_info = buffer_field(where=bytes_ref[1:4],
type=NonVolotileCacheElementInfo)
class DisplayStatusElement(BaseStatusElement):
status_info = buffer_field(where=bytes_ref[1:4], type=DisplayElementInfo)
class InvalidOpReasonStatusElement(BaseStatusElement):
status_info = buffer_field(where=bytes_ref[1:4],
type=InvalidOpReasonElementInfo)
class CoolingStatusElement(BaseStatusElement):
status_info = buffer_field(where=bytes_ref[1:4], type=CoolingElementInfo)
class SccControllerStatusElement(BaseStatusElement):
status_info = buffer_field(where=bytes_ref[1:4],
type=SccControllerElementInfo)
class SasConnectorStatusElement(BaseStatusElement):
status_info = buffer_field(where=bytes_ref[1:4],
type=SasConnectorElementInfo)
class LanguageStatusElement(BaseStatusElement):
status_info = buffer_field(where=bytes_ref[1:4], type=LanguageElementInfo)
class UninterruptiblePowerSupplyStatusElement(BaseStatusElement):
status_info = buffer_field(where=bytes_ref[1:4],
type=UninterruptiblePowerSupplyElementInfo)
class AudibleAlarmStatusElement(BaseStatusElement):
status_info = buffer_field(where=bytes_ref[1:4],
type=AudibleAlarmElementInfo)
