afba27429d8fa4450cff34a2c2cec89e69b573d4
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
31 class _Packet(object._SharedObject
):
32 _get_ref
= staticmethod(native_bt
.packet_get_ref
)
33 _put_ref
= staticmethod(native_bt
.packet_put_ref
)
37 stream_ptr
= native_bt
.packet_borrow_stream(self
._ptr
)
38 assert stream_ptr
is not None
39 return bt2
.stream
._Stream
._create
_from
_ptr
_and
_get
_ref
(stream_ptr
)
42 def header_field(self
):
43 field_ptr
= native_bt
.packet_get_header(self
._ptr
)
48 return bt2
.field
._create
_from
_ptr
(field_ptr
)
51 def header_field(self
, header_field
):
52 header_field_ptr
= None
54 if header_field
is not None:
55 utils
._check
_type
(header_field
, bt2
.field
._Field
)
56 header_field_ptr
= header_field
._ptr
58 ret
= native_bt
.packet_set_header(self
._ptr
, header_field_ptr
)
59 utils
._handle
_ret
(ret
, "cannot set packet object's header field")
62 def context_field(self
):
63 field_ptr
= native_bt
.packet_borrow_context_field(self
._ptr
)
68 return bt2
.field
._create
_field
_from
_ptr
(field_ptr
, self
._ptr
,
74 def context_field(self
, context_field
):
75 context_field_ptr
= None
77 if context_field
is not None:
78 utils
._check
_type
(context_field
, bt2
.field
._Field
)
79 context_field_ptr
= context_field
._ptr
81 ret
= native_bt
.packet_set_context(self
._ptr
, context_field_ptr
)
82 utils
._handle
_ret
(ret
, "cannot set packet object's context field")
84 def __eq__(self
, other
):
85 if type(other
) is not type(self
):
88 if self
.addr
== other
.addr
:
99 return self_props
== other_props
101 def _copy(self
, copy_func
):
102 cpy
= self
.stream
.create_packet()
103 cpy
.header_field
= copy_func(self
.header_field
)
104 cpy
.context_field
= copy_func(self
.context_field
)
108 return self
._copy
(copy
.copy
)
110 def __deepcopy__(self
, memo
):
111 cpy
= self
._copy
(copy
.deepcopy
)
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