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0235b0db | 1 | # SPDX-License-Identifier: MIT |
f1f74173 PP |
2 | # |
3 | # Copyright (c) 2017 Philippe Proulx <pproulx@efficios.com> | |
f1f74173 | 4 | |
e5914347 SM |
5 | from bt2 import native_bt |
6 | from bt2 import utils as bt2_utils | |
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7 | import bt2 |
8 | ||
9 | ||
10 | def get_greatest_operative_mip_version( | |
11 | component_descriptors, log_level=bt2.LoggingLevel.NONE | |
12 | ): | |
e5914347 | 13 | bt2_utils._check_log_level(log_level) |
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14 | comp_descr_set_ptr = native_bt.component_descriptor_set_create() |
15 | ||
16 | if comp_descr_set_ptr is None: | |
f5567ea8 | 17 | raise bt2._MemoryError("cannot create component descriptor set object") |
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18 | |
19 | if len(component_descriptors) == 0: | |
f5567ea8 | 20 | raise ValueError("no component descriptors") |
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21 | |
22 | try: | |
23 | for descr in component_descriptors: | |
24 | if type(descr) is not bt2.ComponentDescriptor: | |
25 | raise TypeError("'{}' is not a component descriptor".format(descr)) | |
26 | ||
27 | base_cc_ptr = descr.component_class._bt_component_class_ptr() | |
28 | params_ptr = None | |
29 | ||
30 | if descr.params is not None: | |
31 | params_ptr = descr.params._ptr | |
32 | ||
21a9f056 | 33 | status = native_bt.bt2_component_descriptor_set_add_descriptor_with_initialize_method_data( |
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34 | comp_descr_set_ptr, base_cc_ptr, params_ptr, descr.obj |
35 | ) | |
e5914347 | 36 | bt2_utils._handle_func_status( |
f5567ea8 | 37 | status, "cannot add descriptor to component descriptor set" |
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38 | ) |
39 | ||
40 | status, version = native_bt.get_greatest_operative_mip_version( | |
41 | comp_descr_set_ptr, log_level | |
42 | ) | |
43 | ||
44 | if status == native_bt.__BT_FUNC_STATUS_NO_MATCH: | |
45 | return None | |
46 | ||
e5914347 SM |
47 | bt2_utils._handle_func_status( |
48 | status, "cannot get greatest operative MIP version" | |
49 | ) | |
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50 | return version |
51 | finally: | |
52 | native_bt.component_descriptor_set_put_ref(comp_descr_set_ptr) | |
53 | ||
54 | ||
55 | def get_maximal_mip_version(): | |
56 | return native_bt.get_maximal_mip_version() |