def test_parse_message(self):
actual1 = SMB2CreateEABuffer()
actual2 = SMB2CreateEABuffer()
data = b"\x20\x00\x00\x00" \
b"\x00" \
b"\x07" \
b"\x0d\x00" \
b"\x41\x75\x74\x68\x6f\x72\x73\x00" \
b"\x4a\x6f\x72\x64\x61\x6e\x20\x42" \
b"\x6f\x72\x65\x61\x6e" \
b"\x00\x00\x00" \
b"\x00\x00\x00\x00" \
b"\x00" \
b"\x05" \
b"\x13\x00" \
b"\x54\x69\x74\x6c\x65\x00" \
b"\x4a\x6f\x72\x64\x61\x6e\x20\x42" \
b"\x6f\x72\x65\x61\x6e\x20\x54\x69" \
b"\x74\x6c\x65"
data = actual1.unpack(data)
data = actual2.unpack(data)
assert len(actual1) == 32
assert actual1['next_entry_offset'].get_value() == 32
assert actual1['flags'].get_value() == 0
assert actual1['ea_name_length'].get_value() == 7
assert actual1['ea_value_length'].get_value() == 13
assert actual1['ea_name'].get_value() == "Authors\x00".encode("ascii")
assert actual1['ea_value'].get_value() == b"Jordan Borean"
assert actual1['padding'].get_value() == b"\x00\x00\x00"
assert len(actual2) == 33
assert actual2['next_entry_offset'].get_value() == 0
assert actual2['flags'].get_value() == 0
assert actual2['ea_name_length'].get_value() == 5
assert actual2['ea_value_length'].get_value() == 19
assert actual2['ea_name'].get_value() == "Title\x00".encode("ascii")
assert actual2['ea_value'].get_value() == b"Jordan Borean Title"
assert actual2['padding'].get_value() == b""
def test_create_message(self):
msg1 = SMB2CreateEABuffer()
msg1['ea_name'] = "Authors\x00".encode('ascii')
msg1['ea_value'] = b"Jordan Borean"
msg2 = SMB2CreateEABuffer()
msg2['ea_name'] = "Title\x00".encode("ascii")
msg2['ea_value'] = b"Jordan Borean Title"
expected = b"\x20\x00\x00\x00" \
b"\x00" \
b"\x07" \
b"\x0d\x00" \
b"\x41\x75\x74\x68\x6f\x72\x73\x00" \
b"\x4a\x6f\x72\x64\x61\x6e\x20\x42" \
b"\x6f\x72\x65\x61\x6e" \
b"\x00\x00\x00" \
b"\x00\x00\x00\x00" \
b"\x00" \
b"\x05" \
b"\x13\x00" \
b"\x54\x69\x74\x6c\x65\x00" \
b"\x4a\x6f\x72\x64\x61\x6e\x20\x42" \
b"\x6f\x72\x65\x61\x6e\x20\x54\x69" \
b"\x74\x6c\x65"
# size of msg1 won't have any padding as we haven't set the next offset
assert len(msg1) == 29
assert len(msg2) == 33
# size of the padding changes in this argument as we add multiple
# together
actual = SMB2CreateEABuffer.pack_multiple([msg1, msg2])
assert len(msg1) == 32
assert len(msg2) == 33
assert actual == expected
def test_create_message(self):
ea_buffer1 = SMB2CreateEABuffer()
ea_buffer1['ea_name'] = "Authors\x00".encode('ascii')
ea_buffer1['ea_value'] = "Jordan Borean".encode("utf-8")
ea_buffer2 = SMB2CreateEABuffer()
ea_buffer2['ea_name'] = "Title\x00".encode('ascii')
ea_buffer2['ea_value'] = "Jordan Borean Title".encode('utf-8')
ea_buffers = SMB2CreateContextRequest()
ea_buffers['buffer_name'] = CreateContextName.SMB2_CREATE_EA_BUFFER
ea_buffers['buffer_data'] = SMB2CreateEABuffer.pack_multiple(
[ea_buffer1, ea_buffer2])
alloc_size = SMB2CreateAllocationSize()
alloc_size['allocation_size'] = 1024
alloc_size_context = SMB2CreateContextRequest()
alloc_size_context['buffer_name'] = \
CreateContextName.SMB2_CREATE_ALLOCATION_SIZE
alloc_size_context['buffer_data'] = alloc_size
query_disk = SMB2CreateContextRequest()
query_disk['buffer_name'] = \
CreateContextName.SMB2_CREATE_QUERY_ON_DISK_ID
expected = b"\x60\x00\x00\x00" \
b"\x10\x00" \
b"\x04\x00" \
b"\x00\x00" \
b"\x18\x00" \
b"\x41\x00\x00\x00" \
b"\x45\x78\x74\x41" \
b"\x00\x00\x00\x00" \
b"\x20\x00\x00\x00" \
b"\x00" \
b"\x07" \
b"\x0d\x00" \
b"\x41\x75\x74\x68\x6f\x72\x73\x00" \
b"\x4a\x6f\x72\x64\x61\x6e\x20\x42" \
b"\x6f\x72\x65\x61\x6e" \
b"\x00\x00\x00" \
b"\x00\x00\x00\x00" \
b"\x00" \
b"\x05" \
b"\x13\x00" \
b"\x54\x69\x74\x6c\x65\x00" \
b"\x4a\x6f\x72\x64\x61\x6e\x20\x42" \
b"\x6f\x72\x65\x61\x6e\x20\x54\x69" \
b"\x74\x6c\x65" \
b"\x00\x00\x00\x00\x00\x00\x00" \
b"\x20\x00\x00\x00" \
b"\x10\x00" \
b"\x04\x00" \
b"\x00\x00" \
b"\x18\x00" \
b"\x08\x00\x00\x00" \
b"\x41\x6c\x53\x69" \
b"\x00\x00\x00\x00" \
b"\x00\x04\x00\x00\x00\x00\x00\x00" \
b"\x00\x00\x00\x00" \
b"\x10\x00" \
b"\x04\x00" \
b"\x00\x00" \
b"\x00\x00" \
b"\x00\x00\x00\x00" \
b"\x51\x46\x69\x64" \
b"\x00\x00\x00\x00"
actual = SMB2CreateContextRequest.pack_multiple(
[ea_buffers, alloc_size_context, query_disk])
# now has padding on the end
assert len(ea_buffers) == 96
assert len(alloc_size_context) == 32
assert len(query_disk) == 24
assert actual == expected
def test_parse_message(self):
actual1 = SMB2CreateContextRequest()
actual2 = SMB2CreateContextRequest()
actual3 = SMB2CreateContextRequest()
data = b"\x60\x00\x00\x00" \
b"\x10\x00" \
b"\x04\x00" \
b"\x00\x00" \
b"\x18\x00" \
b"\x41\x00\x00\x00" \
b"\x45\x78\x74\x41" \
b"\x00\x00\x00\x00" \
b"\x20\x00\x00\x00" \
b"\x00" \
b"\x07" \
b"\x0d\x00" \
b"\x41\x75\x74\x68\x6f\x72\x73\x00" \
b"\x4a\x6f\x72\x64\x61\x6e\x20\x42" \
b"\x6f\x72\x65\x61\x6e" \
b"\x00\x00\x00" \
b"\x00\x00\x00\x00" \
b"\x00" \
b"\x05" \
b"\x13\x00" \
b"\x54\x69\x74\x6c\x65\x00" \
b"\x4a\x6f\x72\x64\x61\x6e\x20\x42" \
b"\x6f\x72\x65\x61\x6e\x20\x54\x69" \
b"\x74\x6c\x65" \
b"\x00\x00\x00\x00\x00\x00\x00" \
b"\x20\x00\x00\x00" \
b"\x10\x00" \
b"\x04\x00" \
b"\x00\x00" \
b"\x18\x00" \
b"\x08\x00\x00\x00" \
b"\x41\x6c\x53\x69" \
b"\x00\x00\x00\x00" \
b"\x00\x04\x00\x00\x00\x00\x00\x00" \
b"\x00\x00\x00\x00" \
b"\x10\x00" \
b"\x04\x00" \
b"\x00\x00" \
b"\x00\x00" \
b"\x00\x00\x00\x00" \
b"\x51\x46\x69\x64" \
b"\x00\x00\x00\x00"
data = actual1.unpack(data)
data = actual2.unpack(data)
data = actual3.unpack(data)
assert data == b""
assert len(actual1) == 96
assert actual1['next'].get_value() == 96
assert actual1['name_offset'].get_value() == 16
assert actual1['name_length'].get_value() == 4
assert actual1['reserved'].get_value() == 0
assert actual1['data_offset'].get_value() == 24
assert actual1['data_length'].get_value() == 65
assert actual1['buffer_name'].get_value() == b"\x45\x78\x74\x41"
assert actual1['padding'].get_value() == b"\x00\x00\x00\x00"
ea_buffer_data = actual1['buffer_data'].get_value()
actual_ea_buffer1 = SMB2CreateEABuffer()
actual_ea_buffer2 = SMB2CreateEABuffer()
ea_buffer_data = actual_ea_buffer1.unpack(ea_buffer_data)
ea_buffer_data = actual_ea_buffer2.unpack(ea_buffer_data)
assert ea_buffer_data == b""
assert len(actual_ea_buffer1) == 32
assert actual_ea_buffer1['next_entry_offset'].get_value() == 32
assert actual_ea_buffer1['flags'].get_value() == 0
assert actual_ea_buffer1['ea_name_length'].get_value() == 7
assert actual_ea_buffer1['ea_value_length'].get_value() == 13
assert actual_ea_buffer1['ea_name'].get_value() == \
"Authors\x00".encode("ascii")
assert actual_ea_buffer1['ea_value'].get_value() == b"Jordan Borean"
assert actual_ea_buffer1['padding'].get_value() == b"\x00\x00\x00"
assert len(actual_ea_buffer2) == 33
assert actual_ea_buffer2['next_entry_offset'].get_value() == 0
assert actual_ea_buffer2['flags'].get_value() == 0
assert actual_ea_buffer2['ea_name_length'].get_value() == 5
assert actual_ea_buffer2['ea_value_length'].get_value() == 19
assert actual_ea_buffer2['ea_name'].get_value() == \
"Title\x00".encode("ascii")
assert actual_ea_buffer2['ea_value'].get_value() == \
b"Jordan Borean Title"
assert actual_ea_buffer2['padding'].get_value() == b""
assert actual1['padding2'].get_value() == b"\x00" * 7
assert len(actual2) == 32
assert actual2['next'].get_value() == 32
assert actual2['name_offset'].get_value() == 16
assert actual2['name_length'].get_value() == 4
assert actual2['reserved'].get_value() == 0
assert actual2['data_offset'].get_value() == 24
assert actual2['data_length'].get_value() == 8
assert actual2['buffer_name'].get_value() == b"\x41\x6c\x53\x69"
assert actual2['padding'].get_value() == b"\x00\x00\x00\x00"
alloc_data = actual2['buffer_data'].get_value()
alloc = SMB2CreateAllocationSize()
alloc_data = alloc.unpack(alloc_data)
assert alloc_data == b""
assert alloc['allocation_size'].get_value() == 1024
assert actual2['padding2'].get_value() == b""
assert len(actual3) == 24
assert actual3['next'].get_value() == 0
assert actual3['name_offset'].get_value() == 16
assert actual3['name_length'].get_value() == 4
assert actual3['reserved'].get_value() == 0
assert actual3['data_offset'].get_value() == 0
assert actual3['data_length'].get_value() == 0
assert actual3['buffer_name'].get_value() == b"\x51\x46\x69\x64"
assert actual3['padding'].get_value() == b""
assert actual3['buffer_data'].get_value() == b""
assert actual3['padding2'].get_value() == b"\x00\x00\x00\x00"