1 # The MIT License (MIT)
3 # Copyright (c) 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
29 @functools.total_ordering
30 class _ClockSnapshot(object._UniqueObject
):
32 def clock_class(self
):
33 cc_ptr
= native_bt
.clock_snapshot_borrow_clock_class_const(self
._ptr
)
34 assert cc_ptr
is not None
35 return bt2
.clock_class
._ClockClass
._create
_from
_ptr
_and
_get
_ref
(cc_ptr
)
39 return native_bt
.clock_snapshot_get_value(self
._ptr
)
42 def ns_from_origin(self
):
43 ret
, ns
= native_bt
.clock_snapshot_get_ns_from_origin(self
._ptr
)
45 if ret
== native_bt
.CLOCK_SNAPSHOT_STATUS_OVERFLOW
:
46 raise OverflowError("cannot get clock snapshot's nanoseconds from origin")
50 def __eq__(self
, other
):
51 if not isinstance(other
, numbers
.Integral
):
54 return self
.value
== int(other
)
56 def __lt__(self
, other
):
57 if not isinstance(other
, numbers
.Integral
):
60 return self
.value
< int(other
)
63 class _UnknownClockSnapshot
:
67 class _InfiniteClockSnapshot
: