kytos /
python-openflow
| @@ 89-115 (lines=27) @@ | ||
| 86 | type(self).__name__) |
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| 87 | raise PackException(msg) |
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| 88 | ||
| 89 | def unpack(self, buff, offset=0): |
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| 90 | """Unpack a binary message into this object's attributes. |
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| 91 | ||
| 92 | Unpack the binary value *buff* and update this object attributes based |
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| 93 | on the results. It is an inplace method and it receives the binary data |
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| 94 | of the message **without the header**. |
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| 95 | ||
| 96 | This class' unpack method is like the :meth:`.GenericMessage.unpack` |
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| 97 | one, except for the ``actions`` attribute which has a length determined |
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| 98 | by the ``actions_len`` attribute. |
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| 99 | ||
| 100 | Args: |
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| 101 | buff (bytes): Binary data package to be unpacked, without the |
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| 102 | header. |
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| 103 | offset (int): Where to begin unpacking. |
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| 104 | """ |
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| 105 | begin = offset |
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| 106 | for attribute_name, class_attribute in self.get_class_attributes(): |
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| 107 | if type(class_attribute).__name__ != "Header": |
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| 108 | attribute = deepcopy(class_attribute) |
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| 109 | if attribute_name == 'actions': |
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| 110 | length = self.actions_len.value |
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| 111 | attribute.unpack(buff[begin:begin+length]) |
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| 112 | else: |
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| 113 | attribute.unpack(buff, begin) |
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| 114 | setattr(self, attribute_name, attribute) |
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| 115 | begin += attribute.get_size() |
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| 116 | ||
| 117 | def _update_actions_len(self): |
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| 118 | """Update the actions_len field based on actions value.""" |
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| @@ 79-105 (lines=27) @@ | ||
| 76 | type(self).__name__) |
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| 77 | raise PackException(msg) |
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| 78 | ||
| 79 | def unpack(self, buff, offset=0): |
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| 80 | """Unpack a binary message into this object's attributes. |
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| 81 | ||
| 82 | Unpack the binary value *buff* and update this object attributes based |
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| 83 | on the results. It is an inplace method and it receives the binary data |
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| 84 | of the message **without the header**. |
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| 85 | ||
| 86 | This class' unpack method is like the :meth:`.GenericMessage.unpack` |
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| 87 | one, except for the ``actions`` attribute which has a length determined |
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| 88 | by the ``actions_len`` attribute. |
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| 89 | ||
| 90 | Args: |
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| 91 | buff (bytes): Binary data package to be unpacked, without the |
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| 92 | header. |
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| 93 | offset (int): Where to begin unpacking. |
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| 94 | """ |
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| 95 | begin = offset |
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| 96 | for attribute_name, class_attribute in self.get_class_attributes(): |
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| 97 | if type(class_attribute).__name__ != "Header": |
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| 98 | attribute = deepcopy(class_attribute) |
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| 99 | if attribute_name == 'actions': |
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| 100 | length = self.actions_len.value |
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| 101 | attribute.unpack(buff[begin:begin+length]) |
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| 102 | else: |
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| 103 | attribute.unpack(buff, begin) |
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| 104 | setattr(self, attribute_name, attribute) |
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| 105 | begin += attribute.get_size() |
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| 106 | ||
| 107 | def _update_actions_len(self): |
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| 108 | """Update the actions_len field based on actions value.""" |
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