+++ /dev/null
-# The MIT License (MIT)
-#
-# Copyright (c) 2016-2017 Philippe Proulx <pproulx@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, object, stream, utils
-import uuid as uuidp
-import bt2.event
-import bt2.field
-import abc
-import bt2
-
-
-class CtfWriterClock(bt2.object._SharedObject):
- def __init__(self, name, description=None, frequency=None, precision=None,
- offset=None, is_absolute=None, uuid=None):
- utils._check_str(name)
- ptr = native_bt.ctf_clock_create(name)
-
- if ptr is None:
- raise bt2.CreationError('cannot create CTF writer clock object')
-
- super().__init__(ptr)
-
- if description is not None:
- self.description = description
-
- if frequency is not None:
- self.frequency = frequency
-
- if precision is not None:
- self.precision = precision
-
- if offset is not None:
- self.offset = offset
-
- if is_absolute is not None:
- self.is_absolute = is_absolute
-
- if uuid is not None:
- self.uuid = uuid
-
- def __eq__(self, other):
- if type(self) is not type(other):
- # not comparing apples to apples
- return False
-
- if self.addr == other.addr:
- return True
-
- self_props = (
- self.name,
- self.description,
- self.frequency,
- self.precision,
- self.offset,
- self.is_absolute,
- self.uuid
- )
- other_props = (
- other.name,
- other.description,
- other.frequency,
- other.precision,
- other.offset,
- other.is_absolute,
- other.uuid
- )
- return self_props == other_props
-
- def __copy__(self):
- return CtfWriterClock(name=self.name, description=self.description,
- frequency=self.frequency,
- precision=self.precision, offset=self.offset,
- is_absolute=self.is_absolute, uuid=self.uuid)
-
- def __deepcopy__(self, memo):
- cpy = self.__copy__()
- memo[id(self)] = cpy
- return cpy
-
- @property
- def name(self):
- name = native_bt.ctf_clock_get_name(self._ptr)
- assert(name is not None)
- return name
-
- @property
- def description(self):
- description = native_bt.ctf_clock_get_description(self._ptr)
- return description
-
- @description.setter
- def description(self, description):
- utils._check_str(description)
- ret = native_bt.ctf_clock_set_description(self._ptr, description)
- utils._handle_ret(ret, "cannot set CTF writer clock object's description")
-
- @property
- def frequency(self):
- frequency = native_bt.ctf_clock_get_frequency(self._ptr)
- assert(frequency >= 1)
- return frequency
-
- @frequency.setter
- def frequency(self, frequency):
- utils._check_uint64(frequency)
- ret = native_bt.ctf_clock_set_frequency(self._ptr, frequency)
- utils._handle_ret(ret, "cannot set CTF writer clock object's frequency")
-
- @property
- def precision(self):
- precision = native_bt.ctf_clock_get_precision(self._ptr)
- assert(precision >= 0)
- return precision
-
- @precision.setter
- def precision(self, precision):
- utils._check_uint64(precision)
- ret = native_bt.ctf_clock_set_precision(self._ptr, precision)
- utils._handle_ret(ret, "cannot set CTF writer clock object's precision")
-
- @property
- def offset(self):
- ret, offset_s = native_bt.ctf_clock_get_offset_s(self._ptr)
- assert(ret == 0)
- ret, offset_cycles = native_bt.ctf_clock_get_offset(self._ptr)
- assert(ret == 0)
- return bt2.ClockClassOffset(offset_s, offset_cycles)
-
- @offset.setter
- def offset(self, offset):
- utils._check_type(offset, bt2.ClockClassOffset)
- ret = native_bt.ctf_clock_set_offset_s(self._ptr, offset.seconds)
- utils._handle_ret(ret, "cannot set CTF writer clock object's offset (seconds)")
- ret = native_bt.ctf_clock_set_offset(self._ptr, offset.cycles)
- utils._handle_ret(ret, "cannot set CTF writer clock object's offset (cycles)")
-
- @property
- def is_absolute(self):
- is_absolute = native_bt.ctf_clock_get_is_absolute(self._ptr)
- assert(is_absolute >= 0)
- return is_absolute > 0
-
- @is_absolute.setter
- def is_absolute(self, is_absolute):
- utils._check_bool(is_absolute)
- ret = native_bt.ctf_clock_set_is_absolute(self._ptr, int(is_absolute))
- utils._handle_ret(ret, "cannot set CTF writer clock object's absoluteness")
-
- @property
- def uuid(self):
- uuid_bytes = native_bt.ctf_clock_get_uuid(self._ptr)
- assert(uuid_bytes is not None)
- return uuidp.UUID(bytes=uuid_bytes)
-
- @uuid.setter
- def uuid(self, uuid):
- utils._check_type(uuid, uuidp.UUID)
- ret = native_bt.ctf_clock_set_uuid(self._ptr, uuid.bytes)
- utils._handle_ret(ret, "cannot set CTF writer clock object's UUID")
-
- def _time(self, time):
- utils._check_int64(time)
- ret = native_bt.ctf_clock_set_time(self._ptr, time)
-
- time = property(fset=_time)
-
-
-class _CtfWriterStream:
- @property
- def discarded_events_count(self):
- ret, count = native_bt.stream_get_discarded_events_count(self._ptr)
- utils._handle_ret(ret, "cannot get CTF writer stream object's discarded events count")
- return count
-
- def append_discarded_events(self, count):
- utils._check_uint64(count)
- native_bt.stream_append_discarded_events(self._ptr, count)
-
- def append_event(self, event):
- utils._check_type(event, bt2.event._Event)
- ret = native_bt.stream_append_event(self._ptr, event._ptr)
- utils._handle_ret(ret, 'cannot append event object to CTF writer stream object')
-
- def flush(self):
- ret = native_bt.stream_flush(self._ptr)
- utils._handle_ret(ret, 'cannot flush CTF writer stream object')
-
- @property
- def packet_header_field(self):
- field_ptr = native_bt.stream_get_packet_header(self._ptr)
-
- if field_ptr is None:
- return
-
- return bt2.field._create_from_ptr(field_ptr)
-
- @packet_header_field.setter
- def packet_header_field(self, packet_header_field):
- packet_header_field_ptr = None
-
- if packet_header_field is not None:
- utils._check_type(packet_header_field, bt2.field._Field)
- packet_header_field_ptr = packet_header_field._ptr
-
- ret = native_bt.stream_set_packet_header(self._ptr,
- packet_header_field_ptr)
- utils._handle_ret(ret, "cannot set CTF writer stream object's packet header field")
-
- @property
- def packet_context_field(self):
- field_ptr = native_bt.stream_get_packet_context(self._ptr)
-
- if field_ptr is None:
- return
-
- return bt2.field._create_from_ptr(field_ptr)
-
- @packet_context_field.setter
- def packet_context_field(self, packet_context_field):
- packet_context_field_ptr = None
-
- if packet_context_field is not None:
- utils._check_type(packet_context_field, bt2.field._Field)
- packet_context_field_ptr = packet_context_field._ptr
-
- ret = native_bt.stream_set_packet_context(self._ptr,
- packet_context_field_ptr)
- utils._handle_ret(ret, "cannot set CTF writer stream object's packet context field")
-
- def __eq__(self, other):
- if type(other) is not type(self):
- return False
-
- if self.addr == other.addr:
- return True
-
- if not _StreamBase.__eq__(self, other):
- return False
-
- self_props = (
- self.discarded_events_count,
- self.packet_header_field,
- self.packet_context_field,
- )
- other_props = (
- other.discarded_events_count,
- other.packet_header_field,
- other.packet_context_field,
- )
- return self_props == other_props
-
- def _copy(self, copy_func):
- cpy = self.stream_class(self.name)
- cpy.append_discarded_events(self.discarded_events_count)
- cpy.packet_header_field = copy_func(self.packet_header_field)
- cpy.packet_context_field = copy_func(self.packet_context_field)
- return cpy
-
- def __copy__(self):
- return self._copy(copy.copy)
-
- def __deepcopy__(self, memo):
- cpy = self._copy(copy.deepcopy)
- memo[id(self)] = cpy
- return cpy
-
-
-class CtfWriter(bt2.object._SharedObject):
- def __init__(self, path):
- utils._check_str(path)
- ptr = native_bt.ctf_writer_create(path)
-
- if ptr is None:
- raise bt2.CreationError('cannot create CTF writer object')
-
- super().__init__(ptr)
-
- @property
- def trace(self):
- trace_ptr = native_bt.ctf_writer_get_trace(self._ptr)
- assert(trace_ptr)
- return bt2.Trace._create_from_ptr(trace_ptr)
-
- @property
- def metadata_string(self):
- metadata_string = native_bt.ctf_writer_get_metadata_string(self._ptr)
- assert(metadata_string is not None)
- return metadata_string
-
- def flush_metadata(self):
- native_bt.ctf_writer_flush_metadata(self._ptr)
-
- def add_clock(self, clock):
- utils._check_type(clock, CtfWriterClock)
- ret = native_bt.ctf_writer_add_clock(self._ptr, clock._ptr)
- utils._handle_ret(ret, 'cannot add CTF writer clock object to CTF writer object')
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