def __init__(self, **keys):
if len(keys) == 1:
self.rsAddr = PayloadIPMIv15.extract_rsAddr(keys['data'])
self.netFn, self.rsLUN = PayloadIPMIv15.extract_netFn_rsLUN(
keys['data'])
self.checksum1 = PayloadIPMIv15.extract_checksum1(keys['data'])
self.rqAddr = PayloadIPMIv15.extract_rqAddr(keys['data'])
self.rqSeq, self.rqLUN = PayloadIPMIv15.extract_rqSeq_rqLUN(
keys['data'])
self.command = PayloadIPMIv15.extract_command(keys['data'])
self.request_data = PayloadIPMIv15.extract_request_data(
keys['data'])
self.checksum2 = PayloadIPMIv15.extract_checksum2(keys['data'])
elif len(keys) == 8:
self.rsAddr = keys['rsAddr']
self.netFn = keys['netFn']
self.rsLUN = keys['rsLUN']
self.checksum1 = IPMIHelper.two_complement_checksum(keys['rsAddr'] \
+ self.hex_netFN_rsLUN())
self.rqAddr = keys['rqAddr']
self.rqSeq = keys['rqSeq']
self.rqLUN = keys['rqLUN']
self.command = keys['command']
self.request_data = keys['request_data']
self.checksum2 = IPMIHelper.two_complement_checksum(keys['rqAddr'] \
+ self.hex_rqSeq_rqLUN() \
+ keys['command'] \
+ keys['request_data'])
else:
raise AttributeError(
"Only 1 and 8 arguments constructor exists for PayloadIPMIv15 class."
)
def extract_checksum1(data):
checksum = data[4:6]
calculated_checksum = IPMIHelper.two_complement_checksum(data[0:4])
if checksum == calculated_checksum:
return checksum
else:
raise AttributeError(
"Extracted checksum1 vs calculated checksum mismatch.")
def extract_checksum2(data):
checksum = data[len(data) - 2:]
calculated_checksum = IPMIHelper.two_complement_checksum(
data[6:len(data) - 2])
if checksum == calculated_checksum:
return checksum
else:
raise AttributeError(
"Extracted checksum2 vs calculated checksum mismatch.")
def __init__(self, **keys):
if len(keys) == 2:
self.iv = PayloadIPMIMessage.extract_iv(keys['data'])
self.SIK = keys['SIK']
self.decrypted_payload = self.decrypt_payload()
self.rsAddr = PayloadIPMIMessage.extract_rsAddr(
self.decrypted_payload)
self.netFn, self.rsLUN = PayloadIPMIMessage.extract_netFn_rsLUN(
self.decrypted_payload)
self.checksum1 = PayloadIPMIMessage.extract_checksum1(
self.decrypted_payload)
self.rqAddr = PayloadIPMIMessage.extract_rqAddr(
self.decrypted_payload)
self.rqSeq, self.rqLUN = PayloadIPMIMessage.extract_rqSeq_rqLUN(
self.decrypted_payload)
self.command = PayloadIPMIMessage.extract_command(
self.decrypted_payload)
self.request_data = PayloadIPMIMessage.extract_request_data(
self.decrypted_payload)
self.checksum2 = PayloadIPMIMessage.extract_checksum2(
self.decrypted_payload)
elif len(keys) == 8:
self.iv = PayloadIPMIMessage.generate_iv()
self.SIK = keys['SIK']
self.rsAddr = keys['rsAddr']
self.netFn = keys['netFn']
self.rsLUN = keys['rsLUN']
self.checksum1 = IPMIHelper.two_complement_checksum(keys['rsAddr'] \
+ self.hex_netFN_rsLUN())
self.rqAddr = keys['rqAddr']
self.rqSeq = keys['rqSeq']
self.rqLUN = keys['rqLUN']
self.command = keys['command']
self.request_data = keys['request_data']
self.checksum2 = IPMIHelper.two_complement_checksum(keys['rqAddr'] \
+ self.hex_rqSeq_rqLUN() \
+ keys['command'] \
+ keys['request_data'])
else:
raise AttributeError(
"Only 1 and 8 arguments constructor exists for PayloadIPMIv15 class."
)