X-Git-Url: https://gerrit.fd.io/r/gitweb?p=csit.git;a=blobdiff_plain;f=resources%2Flibraries%2Fpython%2FMap.py;h=ec1d22cec893f32caf8134f561c43c61687db779;hp=7e4d219bdd8dabc61d737611aac2ebc24ff221d3;hb=4c6fe5602edcbd9857a846e5b13a21d5c671a2c8;hpb=59e06f5e3143bf093bdb6b53c0186b050668e3d4 diff --git a/resources/libraries/python/Map.py b/resources/libraries/python/Map.py index 7e4d219bdd..ec1d22cec8 100644 --- a/resources/libraries/python/Map.py +++ b/resources/libraries/python/Map.py @@ -1,4 +1,4 @@ -# Copyright (c) 2016 Cisco and/or its affiliates. +# Copyright (c) 2018 Cisco and/or its affiliates. # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at: @@ -35,7 +35,7 @@ class Map(object): :param psid_offset: Port Set Identifier (PSID) offset. :param psid_len: Port Set Identifier (PSID) length. :param map_t: Mapping using translation instead of encapsulation. - Default False. + Default False. :type vpp_node: dict :type ip4_pfx: str :type ip6_pfx: str @@ -108,7 +108,8 @@ class Map(object): @staticmethod def get_psid_from_port(port, psid_len, psid_offset): - """Return PSID from port. + """Return PSID from port.:: + 0 1 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 +-----------+-----------+-------+ @@ -181,7 +182,7 @@ class Map(object): :type ea_bit_len: int :type psid: int :returns: Number representing interface id field of destination IPv6 - address. + address. :rtype: int """ if rule_net.prefixlen + ea_bit_len < 32: @@ -207,14 +208,13 @@ class Map(object): psid_offset, psid_len, ipv4_dst, dst_port): """Compute IPv6 destination address from IPv4 address for MAP algorithm. - (RFC 7597) - - | n bits | o bits | s bits | 128-n-o-s bits | - +--------------------+-----------+---------+-----------------------+ - | Rule IPv6 prefix | EA bits |subnet ID| interface ID | - +--------------------+-----------+---------+-----------------------+ - |<--- End-user IPv6 prefix --->| + (RFC 7597):: + | n bits | o bits | s bits | 128-n-o-s bits | + +--------------------+-----------+---------+-----------------------+ + | Rule IPv6 prefix | EA bits |subnet ID| interface ID | + +--------------------+-----------+---------+-----------------------+ + |<--- End-user IPv6 prefix --->| :param ipv4_pfx: Domain IPv4 preffix. :param ipv6_pfx: Domain IPv6 preffix.