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authornobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2004-03-23 05:49:10 +0000
committernobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2004-03-23 05:49:10 +0000
commit1bc33f105fcfbc9f956ceda3be3773529c204b06 (patch)
tree67a6ea859ba6c26bc0bed34638eb275536adea94 /ext/dl/sample/c++sample.rb
parent3414db52d59a770e2adfb0df2f5b2f45909bd1d2 (diff)
MANIFEST update.
git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@6003 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext/dl/sample/c++sample.rb')
0 files changed, 0 insertions, 0 deletions
generated by cgit (git 2.34.1) at 2026-04-19 21:34:24 +0000
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# Authors:
#   Jan Cholasta <jcholast@redhat.com>
#
# Copyright (C) 2012  Red Hat
# see file 'COPYING' for use and warranty information
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
#

"""
SSH utilities.
"""

import base64
import re
import struct
from hashlib import md5, sha1
from hashlib import sha256  #pylint: disable=E0611

__all__ = ['SSHPublicKey']

OPENSSH_BASE_REGEX = re.compile(r'^[\t ]*(?P<keytype>[^\x00\n\r]+?) [\t ]*(?P<key>[^\x00\n\r]+?)(?:[\t ]+(?P<comment>[^\x00\n\r]*?)[\t ]*)?$')
OPENSSH_OPTIONS_REGEX = re.compile(r'(?P<name>[-0-9A-Za-z]+)(?:="(?P<value>(?:\\"|[^\x00\n\r"])*)")?')

class SSHPublicKey(object):
    """
    SSH public key object.
    """

    __slots__ = ('_key', '_keytype', '_comment', '_options')

    def __init__(self, key, comment=None, options=None, encoding='utf-8'):
        if isinstance(key, SSHPublicKey):
            self._key = key._key
            self._keytype = key._keytype
            self._comment = key._comment
            self._options = key._options
            return

        if not isinstance(key, (str, unicode)):
            raise TypeError("argument must be str or unicode, got %s" % type(key).__name__)

        # All valid public key blobs start with 3 null bytes (see RFC 4253
        # section 6.6, RFC 4251 section 5 and RFC 4250 section 4.6)
        if isinstance(key, str) and key[:3] != '\0\0\0':
            key = key.decode(encoding)