4590e0d20e
Signed-off-by: YAMADA Hideki <yamada.hideki@po.ntts.co.jp> Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
32 lines
1.0 KiB
Python
32 lines
1.0 KiB
Python
# Copyright (C) 2013 Nippon Telegraph and Telephone Corporation.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# Internal representation of port_no id is int(32bit)
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# string representation is in hex without '0x'
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_PORT_NO_LEN = 8
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_PORT_NO_LEN_STR = str(_PORT_NO_LEN)
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_PORT_NO_FMT = '%0' + _PORT_NO_LEN_STR + 'x'
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PORT_NO_PATTERN = r'[0-9a-f]{%d}' % _PORT_NO_LEN
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def port_no_to_str(port_no):
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return _PORT_NO_FMT % port_no
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def str_to_port_no(port_no_str):
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assert len(port_no_str) == _PORT_NO_LEN
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return int(port_no_str, 16)
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