-# The MIT License (MIT)
+# SPDX-License-Identifier: MIT
#
# Copyright (c) 2017 Philippe Proulx <pproulx@efficios.com>
# Copyright (c) 2018 Francis Deslauriers <francis.deslauriers@efficios.com>
# Copyright (c) 2019 Simon Marchi <simon.marchi@efficios.com>
-#
-# Permission is hereby granted, free of charge, to any person obtaining a copy
-# of this software and associated documentation files (the "Software"), to deal
-# in the Software without restriction, including without limitation the rights
-# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-# copies of the Software, and to permit persons to whom the Software is
-# furnished to do so, subject to the following conditions:
-#
-# The above copyright notice and this permission notice shall be included in
-# all copies or substantial portions of the Software.
-#
-# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-# THE SOFTWARE.
from bt2 import native_bt, utils, object
from bt2 import stream_class as bt2_stream_class
import bt2
-def _trace_class_destruction_listener_from_native(user_listener, trace_class_ptr):
+def _trace_class_destruction_listener_from_native(
+ user_listener, handle, trace_class_ptr
+):
trace_class = _TraceClass._create_from_ptr_and_get_ref(trace_class_ptr)
user_listener(trace_class)
+ handle._invalidate()
class _TraceClassConst(object._SharedObject, collections.abc.Mapping):
if not callable(listener):
raise TypeError("'listener' parameter is not callable")
- fn = native_bt.bt2_trace_class_add_destruction_listener
+ handle = utils._ListenerHandle(self.addr)
+
listener_from_native = functools.partial(
- _trace_class_destruction_listener_from_native, listener
+ _trace_class_destruction_listener_from_native, listener, handle
)
+ fn = native_bt.bt2_trace_class_add_destruction_listener
status, listener_id = fn(self._ptr, listener_from_native)
utils._handle_func_status(
- status, 'cannot add destruction listener to trace class object'
+ status, "cannot add destruction listener to trace class object"
)
- return utils._ListenerHandle(listener_id, self)
+ handle._set_listener_id(listener_id)
+
+ return handle
def remove_destruction_listener(self, listener_handle):
utils._check_type(listener_handle, utils._ListenerHandle)
- if listener_handle._obj.addr != self.addr:
+ if listener_handle._addr != self.addr:
raise ValueError(
- 'This trace class destruction listener does not match the trace object.'
+ "This trace class destruction listener does not match the trace class object."
)
if listener_handle._listener_id is None:
raise ValueError(
- 'This trace class destruction listener was already removed.'
+ "This trace class destruction listener was already removed."
)
status = native_bt.trace_class_remove_destruction_listener(
self._ptr, listener_handle._listener_id
)
utils._handle_func_status(status)
- listener_handle._listener_id = None
+ listener_handle._invalidate()
class _TraceClass(_TraceClassConst):
trace_ptr = native_bt.trace_create(self._ptr)
if trace_ptr is None:
- raise bt2._MemoryError('cannot create trace class object')
+ raise bt2._MemoryError("cannot create trace class object")
trace = bt2_trace._Trace._create_from_ptr(trace_ptr)
supports_discarded_packets=False,
discarded_packets_have_default_clock_snapshots=False,
):
+ # Validate parameters before we create the object.
+ bt2_stream_class._StreamClass._validate_create_params(
+ name,
+ user_attributes,
+ packet_context_field_class,
+ event_common_context_field_class,
+ default_clock_class,
+ assigns_automatic_event_class_id,
+ assigns_automatic_stream_id,
+ supports_packets,
+ packets_have_beginning_default_clock_snapshot,
+ packets_have_end_default_clock_snapshot,
+ supports_discarded_events,
+ discarded_events_have_default_clock_snapshots,
+ supports_discarded_packets,
+ discarded_packets_have_default_clock_snapshots,
+ )
if self.assigns_automatic_stream_class_id:
if id is not None:
raise ValueError(
- 'id provided, but trace class assigns automatic stream class ids'
+ "id provided, but trace class assigns automatic stream class ids"
)
sc_ptr = native_bt.stream_class_create(self._ptr)
else:
if id is None:
raise ValueError(
- 'id not provided, but trace class does not assign automatic stream class ids'
+ "id not provided, but trace class does not assign automatic stream class ids"
)
utils._check_uint64(id)
def _check_field_class_create_status(self, ptr, type_name):
if ptr is None:
- raise bt2._MemoryError('cannot create {} field class'.format(type_name))
+ raise bt2._MemoryError("cannot create {} field class".format(type_name))
@staticmethod
def _set_field_class_user_attrs(fc, user_attributes):
def create_bool_field_class(self, user_attributes=None):
field_class_ptr = native_bt.field_class_bool_create(self._ptr)
- self._check_field_class_create_status(field_class_ptr, 'boolean')
+ self._check_field_class_create_status(field_class_ptr, "boolean")
fc = bt2_field_class._BoolFieldClass._create_from_ptr(field_class_ptr)
self._set_field_class_user_attrs(fc, user_attributes)
return fc
if length < 1 or length > 64:
raise ValueError(
- 'invalid length {}: expecting a value in the [1, 64] range'.format(
+ "invalid length {}: expecting a value in the [1, 64] range".format(
length
)
)
field_class_ptr = native_bt.field_class_bit_array_create(self._ptr, length)
- self._check_field_class_create_status(field_class_ptr, 'bit array')
+ self._check_field_class_create_status(field_class_ptr, "bit array")
fc = bt2_field_class._BitArrayFieldClass._create_from_ptr(field_class_ptr)
self._set_field_class_user_attrs(fc, user_attributes)
return fc
return self._create_integer_field_class(
native_bt.field_class_integer_signed_create,
bt2_field_class._SignedIntegerFieldClass,
- 'signed integer',
+ "signed integer",
field_value_range,
preferred_display_base,
user_attributes,
return self._create_integer_field_class(
native_bt.field_class_integer_unsigned_create,
bt2_field_class._UnsignedIntegerFieldClass,
- 'unsigned integer',
+ "unsigned integer",
field_value_range,
preferred_display_base,
user_attributes,
return self._create_integer_field_class(
native_bt.field_class_enumeration_signed_create,
bt2_field_class._SignedEnumerationFieldClass,
- 'signed enumeration',
+ "signed enumeration",
field_value_range,
preferred_display_base,
user_attributes,
return self._create_integer_field_class(
native_bt.field_class_enumeration_unsigned_create,
bt2_field_class._UnsignedEnumerationFieldClass,
- 'unsigned enumeration',
+ "unsigned enumeration",
field_value_range,
preferred_display_base,
user_attributes,
def create_single_precision_real_field_class(self, user_attributes=None):
field_class_ptr = native_bt.field_class_real_single_precision_create(self._ptr)
- self._check_field_class_create_status(field_class_ptr, 'single-precision real')
+ self._check_field_class_create_status(field_class_ptr, "single-precision real")
field_class = bt2_field_class._SinglePrecisionRealFieldClass._create_from_ptr(
field_class_ptr
def create_double_precision_real_field_class(self, user_attributes=None):
field_class_ptr = native_bt.field_class_real_double_precision_create(self._ptr)
- self._check_field_class_create_status(field_class_ptr, 'double-precision real')
+ self._check_field_class_create_status(field_class_ptr, "double-precision real")
field_class = bt2_field_class._DoublePrecisionRealFieldClass._create_from_ptr(
field_class_ptr
def create_structure_field_class(self, user_attributes=None):
field_class_ptr = native_bt.field_class_structure_create(self._ptr)
- self._check_field_class_create_status(field_class_ptr, 'structure')
+ self._check_field_class_create_status(field_class_ptr, "structure")
fc = bt2_field_class._StructureFieldClass._create_from_ptr(field_class_ptr)
self._set_field_class_user_attrs(fc, user_attributes)
return fc
def create_string_field_class(self, user_attributes=None):
field_class_ptr = native_bt.field_class_string_create(self._ptr)
- self._check_field_class_create_status(field_class_ptr, 'string')
+ self._check_field_class_create_status(field_class_ptr, "string")
fc = bt2_field_class._StringFieldClass._create_from_ptr(field_class_ptr)
self._set_field_class_user_attrs(fc, user_attributes)
return fc
utils._check_type(elem_fc, bt2_field_class._FieldClass)
utils._check_uint64(length)
ptr = native_bt.field_class_array_static_create(self._ptr, elem_fc._ptr, length)
- self._check_field_class_create_status(ptr, 'static array')
- fc = bt2_field_class._StaticArrayFieldClass._create_from_ptr_and_get_ref(ptr)
+ self._check_field_class_create_status(ptr, "static array")
+ fc = bt2_field_class._StaticArrayFieldClass._create_from_ptr(ptr)
self._set_field_class_user_attrs(fc, user_attributes)
return fc
ptr = native_bt.field_class_array_dynamic_create(
self._ptr, elem_fc._ptr, length_fc_ptr
)
- self._check_field_class_create_status(ptr, 'dynamic array')
- fc = bt2_field_class._create_field_class_from_ptr_and_get_ref(ptr)
+ self._check_field_class_create_status(ptr, "dynamic array")
+ fc = bt2_field_class._obj_type_from_field_class_ptr(ptr)._create_from_ptr(ptr)
self._set_field_class_user_attrs(fc, user_attributes)
return fc
ptr = native_bt.field_class_option_without_selector_create(
self._ptr, content_fc._ptr
)
- self._check_field_class_create_status(ptr, 'option')
- fc = bt2_field_class._create_field_class_from_ptr_and_get_ref(ptr)
+ self._check_field_class_create_status(ptr, "option")
+ fc = bt2_field_class._obj_type_from_field_class_ptr(ptr)._create_from_ptr(ptr)
self._set_field_class_user_attrs(fc, user_attributes)
return fc
ptr = native_bt.field_class_option_with_selector_field_bool_create(
self._ptr, content_fc._ptr, selector_fc._ptr
)
- self._check_field_class_create_status(ptr, 'option')
- fc = bt2_field_class._create_field_class_from_ptr_and_get_ref(ptr)
+ self._check_field_class_create_status(ptr, "option")
+ fc = bt2_field_class._obj_type_from_field_class_ptr(ptr)._create_from_ptr(ptr)
self._set_field_class_user_attrs(fc, user_attributes)
fc._selector_is_reversed = selector_is_reversed
return fc
utils._check_type(selector_fc, bt2_field_class._IntegerFieldClass)
if len(ranges) == 0:
- raise ValueError('integer range set is empty')
+ raise ValueError("integer range set is empty")
if isinstance(selector_fc, bt2_field_class._UnsignedIntegerFieldClass):
utils._check_type(ranges, bt2_integer_range_set.UnsignedIntegerRangeSet)
)
else:
utils._check_type(ranges, bt2_integer_range_set.SignedIntegerRangeSet)
- ptr = native_bt.field_class_option_with_selector_field_integer_signed_create(
- self._ptr, content_fc._ptr, selector_fc._ptr, ranges._ptr
+ ptr = (
+ native_bt.field_class_option_with_selector_field_integer_signed_create(
+ self._ptr, content_fc._ptr, selector_fc._ptr, ranges._ptr
+ )
)
- self._check_field_class_create_status(ptr, 'option')
- fc = bt2_field_class._create_field_class_from_ptr_and_get_ref(ptr)
+ self._check_field_class_create_status(ptr, "option")
+ fc = bt2_field_class._obj_type_from_field_class_ptr(ptr)._create_from_ptr(ptr)
self._set_field_class_user_attrs(fc, user_attributes)
return fc
selector_fc_ptr = selector_fc._ptr
ptr = native_bt.field_class_variant_create(self._ptr, selector_fc_ptr)
- self._check_field_class_create_status(ptr, 'variant')
- fc = bt2_field_class._create_field_class_from_ptr_and_get_ref(ptr)
+ self._check_field_class_create_status(ptr, "variant")
+ fc = bt2_field_class._obj_type_from_field_class_ptr(ptr)._create_from_ptr(ptr)
self._set_field_class_user_attrs(fc, user_attributes)
return fc