| 1 | # The MIT License (MIT) |
| 2 | # |
| 3 | # Copyright (c) 2017 Philippe Proulx <pproulx@efficios.com> |
| 4 | # |
| 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: |
| 11 | # |
| 12 | # The above copyright notice and this permission notice shall be included in |
| 13 | # all copies or substantial portions of the Software. |
| 14 | # |
| 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 |
| 21 | # THE SOFTWARE. |
| 22 | |
| 23 | from bt2 import native_bt, utils |
| 24 | import bt2 |
| 25 | |
| 26 | |
| 27 | def get_greatest_operative_mip_version( |
| 28 | component_descriptors, log_level=bt2.LoggingLevel.NONE |
| 29 | ): |
| 30 | utils._check_log_level(log_level) |
| 31 | comp_descr_set_ptr = native_bt.component_descriptor_set_create() |
| 32 | |
| 33 | if comp_descr_set_ptr is None: |
| 34 | raise bt2._MemoryError('cannot create component descriptor set object') |
| 35 | |
| 36 | if len(component_descriptors) == 0: |
| 37 | raise ValueError('no component descriptors') |
| 38 | |
| 39 | try: |
| 40 | for descr in component_descriptors: |
| 41 | if type(descr) is not bt2.ComponentDescriptor: |
| 42 | raise TypeError("'{}' is not a component descriptor".format(descr)) |
| 43 | |
| 44 | base_cc_ptr = descr.component_class._bt_component_class_ptr() |
| 45 | params_ptr = None |
| 46 | |
| 47 | if descr.params is not None: |
| 48 | params_ptr = descr.params._ptr |
| 49 | |
| 50 | status = native_bt.bt2_component_descriptor_set_add_descriptor_with_init_method_data( |
| 51 | comp_descr_set_ptr, base_cc_ptr, params_ptr, descr.obj |
| 52 | ) |
| 53 | utils._handle_func_status( |
| 54 | status, 'cannot add descriptor to component descriptor set' |
| 55 | ) |
| 56 | |
| 57 | status, version = native_bt.get_greatest_operative_mip_version( |
| 58 | comp_descr_set_ptr, log_level |
| 59 | ) |
| 60 | |
| 61 | if status == native_bt.__BT_FUNC_STATUS_NO_MATCH: |
| 62 | return None |
| 63 | |
| 64 | utils._handle_func_status(status, 'cannot get greatest operative MIP version') |
| 65 | return version |
| 66 | finally: |
| 67 | native_bt.component_descriptor_set_put_ref(comp_descr_set_ptr) |
| 68 | |
| 69 | |
| 70 | def get_maximal_mip_version(): |
| 71 | return native_bt.get_maximal_mip_version() |