1 # The MIT License (MIT)
3 # Copyright (c) 2016-2017 Philippe Proulx <pproulx@efficios.com>
5 # Permission is hereby granted, free of charge, to any person obtaining a copy
6 # of this software and associated documentation files (the "Software"), to deal
7 # in the Software without restriction, including without limitation the rights
8 # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
9 # copies of the Software, and to permit persons to whom the Software is
10 # furnished to do so, subject to the following conditions:
12 # The above copyright notice and this permission notice shall be included in
13 # all copies or substantial portions of the Software.
15 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18 # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
23 from bt2
import native_bt
, object, utils
30 def _create_from_ptr(stream_ptr
):
31 if native_bt
.ctf_stream_is_writer(stream_ptr
):
34 cls
= ctf_writer
._CtfWriterStream
38 return cls
._create
_from
_ptr
(stream_ptr
)
41 class _StreamBase(object._Object
):
43 def stream_class(self
):
44 stream_class_ptr
= native_bt
.ctf_stream_get_class(self
._ptr
)
45 assert(stream_class_ptr
)
46 return bt2
.StreamClass
._create
_from
_ptr
(stream_class_ptr
)
50 return native_bt
.ctf_stream_get_name(self
._ptr
)
54 id = native_bt
.ctf_stream_get_id(self
._ptr
)
55 return id if id >= 0 else None
57 def __eq__(self
, other
):
58 if self
.addr
== other
.addr
:
61 return (self
.name
, self
.id) == (other
.name
, other
.id)
64 class _Stream(_StreamBase
):
65 def create_packet(self
):
66 packet_ptr
= native_bt
.ctf_packet_create(self
._ptr
)
68 if packet_ptr
is None:
69 raise bt2
.CreationError('cannot create packet object')
71 return bt2
.packet
._Packet
._create
_from
_ptr
(packet_ptr
)
73 def __eq__(self
, other
):
74 if type(other
) is not type(self
):
77 return _StreamBase
.__eq
__(self
, other
)
80 return self
.stream_class(self
.name
, self
.id)
85 def __deepcopy__(self
, memo
):
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