def send_trans2_second(conn, tid, data, displacement):
pkt = smb.NewSMBPacket()
pkt['Tid'] = tid
# assume no params
transCommand = smb.SMBCommand(smb.SMB.SMB_COM_TRANSACTION2_SECONDARY)
transCommand['Parameters'] = SMBTransaction2Secondary_Parameters_Fixed()
transCommand['Data'] = smb.SMBTransaction2Secondary_Data()
transCommand['Parameters']['TotalParameterCount'] = 0
transCommand['Parameters']['TotalDataCount'] = len(data)
fixedOffset = 32+3+18
transCommand['Data']['Pad1'] = ''
transCommand['Parameters']['ParameterCount'] = 0
transCommand['Parameters']['ParameterOffset'] = 0
if len(data) > 0:
pad2Len = (4 - fixedOffset % 4) % 4
transCommand['Data']['Pad2'] = '\xFF' * pad2Len
else:
transCommand['Data']['Pad2'] = ''
pad2Len = 0
transCommand['Parameters']['DataCount'] = len(data)
transCommand['Parameters']['DataOffset'] = fixedOffset + pad2Len
transCommand['Parameters']['DataDisplacement'] = displacement
transCommand['Data']['Trans_Parameters'] = ''
transCommand['Data']['Trans_Data'] = data
pkt.addCommand(transCommand)
conn.sendSMB(pkt)
def SendTrans2Secondary(conn, tid, totalParamCount, totalDataCount, paraCount,
param, ParaDisplacement, dataCount, data,
dataDisplacement, FID):
smb_packet = smb.NewSMBPacket()
smb_packet['Tid'] = tid
transCommand = smb.SMBCommand(smb.SMB.SMB_COM_TRANSACTION2_SECONDARY)
transCommand['Parameters'] = smb.SMBTransaction2Secondary_Parameters()
transCommand['Data'] = smb.SMBTransaction2Secondary_Data()
transCommand['Parameters']['TotalParameterCount'] = len(param)
transCommand['Parameters']['TotalDataCount'] = len(data)
transCommand['Parameters']['FID'] = FID
transCommand['Parameters']['DataDisplacement'] = dataDisplacement
transCommand['Parameters']['ParameterDisplacement'] = ParaDisplacement
if len(param) > 0:
padLen = (4 - (32 + 2 + 18) % 4) % 4
padBytes = '\xFF' * padLen
transCommand['Data']['Pad1'] = padBytes
else:
transCommand['Data']['Pad1'] = ''
padLen = 0
transCommand['Parameters']['ParameterOffset'] = 32 + 2 + 18 + padLen
transCommand['Parameters']['ParameterCount'] = len(param)
if len(data) > 0:
pad2Len = (4 - (32 + 2 + 18 + padLen + len(param)) % 4) % 4
transCommand['Data']['Pad2'] = '\xFF' * pad2Len
else:
transCommand['Data']['Pad2'] = ''
pad2Len = 0
transCommand['Parameters']['DataCount'] = len(data)
transCommand['Parameters']['DataOffset'] = transCommand['Parameters'][
'ParameterOffset'] + len(param) + pad2Len
transCommand['Data']['Trans_Parameters'] = param
transCommand['Data']['Trans_Data'] = data
smb_packet.addCommand(transCommand)
transCommand['Parameters'].dump()
transCommand['Data'].dump()
conn.sendSMB(smb_packet)
