from bt2 import native_bt, utils, object
from bt2 import stream_class as bt2_stream_class
from bt2 import field_class as bt2_field_class
+from bt2 import integer_range_set as bt2_integer_range_set
from bt2 import trace as bt2_trace
from bt2 import value as bt2_value
import collections.abc
return utils._ListenerHandle(listener_id, self)
+ def remove_destruction_listener(self, listener_handle):
+ utils._check_type(listener_handle, utils._ListenerHandle)
+
+ if listener_handle._obj.addr != self.addr:
+ raise ValueError(
+ 'This trace class destruction listener does not match the trace object.'
+ )
+
+ if listener_handle._listener_id is None:
+ raise ValueError(
+ '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
+
class _TraceClass(_TraceClassConst):
_borrow_stream_class_ptr_by_index = staticmethod(
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:
user_attributes,
)
- def create_real_field_class(self, is_single_precision=False, user_attributes=None):
- field_class_ptr = native_bt.field_class_real_create(self._ptr)
- self._check_field_class_create_status(field_class_ptr, 'real')
+ 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')
- field_class = bt2_field_class._RealFieldClass._create_from_ptr(field_class_ptr)
+ field_class = bt2_field_class._SinglePrecisionRealFieldClass._create_from_ptr(
+ field_class_ptr
+ )
+
+ self._set_field_class_user_attrs(field_class, user_attributes)
+
+ return field_class
+
+ 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')
+
+ field_class = bt2_field_class._DoublePrecisionRealFieldClass._create_from_ptr(
+ field_class_ptr
+ )
- field_class._is_single_precision = is_single_precision
self._set_field_class_user_attrs(field_class, user_attributes)
return field_class
self._ptr, elem_fc._ptr, length_fc_ptr
)
self._check_field_class_create_status(ptr, 'dynamic array')
- fc = bt2_field_class._DynamicArrayFieldClass._create_from_ptr(ptr)
+ fc = bt2_field_class._create_field_class_from_ptr_and_get_ref(ptr)
self._set_field_class_user_attrs(fc, user_attributes)
return fc
- def create_option_field_class(
- self, content_fc, selector_fc=None, user_attributes=None
+ def create_option_without_selector_field_class(
+ self, content_fc, user_attributes=None
):
utils._check_type(content_fc, bt2_field_class._FieldClass)
+ 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._set_field_class_user_attrs(fc, user_attributes)
+ return fc
- selector_fc_ptr = None
+ def create_option_with_bool_selector_field_class(
+ self, content_fc, selector_fc, selector_is_reversed=False, user_attributes=None
+ ):
+ utils._check_type(content_fc, bt2_field_class._FieldClass)
+ utils._check_bool(selector_is_reversed)
+ utils._check_type(selector_fc, bt2_field_class._BoolFieldClass)
+ 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._set_field_class_user_attrs(fc, user_attributes)
+ fc._selector_is_reversed = selector_is_reversed
+ return fc
- if selector_fc is not None:
- utils._check_type(selector_fc, bt2_field_class._BoolFieldClass)
- selector_fc_ptr = selector_fc._ptr
+ def create_option_with_integer_selector_field_class(
+ self, content_fc, selector_fc, ranges, user_attributes=None
+ ):
+ utils._check_type(content_fc, bt2_field_class._FieldClass)
+ utils._check_type(selector_fc, bt2_field_class._IntegerFieldClass)
+
+ if len(ranges) == 0:
+ raise ValueError('integer range set is empty')
+
+ if isinstance(selector_fc, bt2_field_class._UnsignedIntegerFieldClass):
+ utils._check_type(ranges, bt2_integer_range_set.UnsignedIntegerRangeSet)
+ ptr = native_bt.field_class_option_with_selector_field_integer_unsigned_create(
+ self._ptr, content_fc._ptr, selector_fc._ptr, ranges._ptr
+ )
+ 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_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._set_field_class_user_attrs(fc, user_attributes)
projects / babeltrace.git / blobdiff