From 877cd974b8182d26fa76d566072917ea67b64e67 Mon Sep 17 00:00:00 2001
From: Robey Pointer <robey@lag.net>
Date: Sat, 27 Dec 2003 01:49:19 +0000
Subject: [project @
 Arch-1:robey@lag.net--2003-public%secsh--dev--1.0--patch-14] move the
 paramiko files into a paramiko/ folder. just moving the files into a folder. 
 it won't build this way yet.

---
 dsskey.py | 112 --------------------------------------------------------------
 1 file changed, 112 deletions(-)
 delete mode 100644 dsskey.py

(limited to 'dsskey.py')

diff --git a/dsskey.py b/dsskey.py
deleted file mode 100644
index a5e5c9a1..00000000
--- a/dsskey.py
+++ /dev/null
@@ -1,112 +0,0 @@
-#!/usr/bin/python
-
-import base64
-from paramiko import SSHException
-from message import Message
-from transport import MSG_USERAUTH_REQUEST
-from util import inflate_long, deflate_long
-from Crypto.PublicKey import DSA
-from Crypto.Hash import SHA, MD5
-from ber import BER
-
-from util import format_binary
-
-
-class DSSKey(object):
-
-    def __init__(self, msg=None):
-        self.valid = 0
-        if (msg == None) or (msg.get_string() != 'ssh-dss'):
-            return
-        self.p = msg.get_mpint()
-        self.q = msg.get_mpint()
-        self.g = msg.get_mpint()
-        self.y = msg.get_mpint()
-        self.size = len(deflate_long(self.p, 0))
-        self.valid = 1
-
-    def __str__(self):
-        if not self.valid:
-            return ''
-        m = Message()
-        m.add_string('ssh-dss')
-        m.add_mpint(self.p)
-        m.add_mpint(self.q)
-        m.add_mpint(self.g)
-        m.add_mpint(self.y)
-        return str(m)
-
-    def get_name(self):
-        return 'ssh-dss'
-
-    def get_fingerprint(self):
-        return MD5.new(str(self)).digest()
-        
-    def verify_ssh_sig(self, data, msg):
-        if not self.valid:
-            return 0
-        if len(str(msg)) == 40:
-            # spies.com bug: signature has no header
-            sig = str(msg)
-        else:
-            kind = msg.get_string()
-            if kind != 'ssh-dss':
-                return 0
-            sig = msg.get_string()
-
-        # pull out (r, s) which are NOT encoded as mpints
-        sigR = inflate_long(sig[:20], 1)
-        sigS = inflate_long(sig[20:], 1)
-        sigM = inflate_long(SHA.new(data).digest(), 1)
-
-        dss = DSA.construct((long(self.y), long(self.g), long(self.p), long(self.q)))
-        return dss.verify(sigM, (sigR, sigS))
-
-    def sign_ssh_data(self, randpool, data):
-        hash = SHA.new(data).digest()
-        dss = DSA.construct((long(self.y), long(self.g), long(self.p), long(self.q), long(self.x)))
-        # generate a suitable k
-        qsize = len(deflate_long(self.q, 0))
-        while 1:
-            k = inflate_long(randpool.get_bytes(qsize), 1)
-            if (k > 2) and (k < self.q):
-                break
-        r, s = dss.sign(inflate_long(hash, 1), k)
-        m = Message()
-        m.add_string('ssh-dss')
-        m.add_string(deflate_long(r, 0) + deflate_long(s, 0))
-        return str(m)
-
-    def read_private_key_file(self, filename):
-        "throws a file exception, or SSHException (on invalid key, or base64 decoding exception"
-        # private key file contains:
-        # DSAPrivateKey = { version = 0, p, q, g, y, x }
-        self.valid = 0
-        f = open(filename, 'r')
-        lines = f.readlines()
-        f.close()
-        if lines[0].strip() != '-----BEGIN DSA PRIVATE KEY-----':
-            raise SSHException('not a valid DSA private key file')
-        data = base64.decodestring(''.join(lines[1:-1]))
-        keylist = BER(data).decode()
-        if (type(keylist) != type([])) or (len(keylist) < 6) or (keylist[0] != 0):
-            raise SSHException('not a valid DSA private key file (bad ber encoding)')
-        self.p = keylist[1]
-        self.q = keylist[2]
-        self.g = keylist[3]
-        self.y = keylist[4]
-        self.x = keylist[5]
-        self.size = len(deflate_long(self.p, 0))
-        self.valid = 1
-
-    def sign_ssh_session(self, randpool, sid, username):
-        m = Message()
-        m.add_string(sid)
-        m.add_byte(chr(MSG_USERAUTH_REQUEST))
-        m.add_string(username)
-        m.add_string('ssh-connection')
-        m.add_string('publickey')
-        m.add_boolean(1)
-        m.add_string('ssh-dss')
-        m.add_string(str(self))
-        return self.sign_ssh_data(randpool, str(m))
-- 
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