Merge commit 'origin/bug_578_translateable_meta_descriptions'
[enigma2.git] / lib / python / Plugins / SystemPlugins / SoftwareManager / SoftwareTools.py
index e3a9acb..879bec1 100755 (executable)
@@ -1,4 +1,5 @@
-from enigma import eConsoleAppContainer
+# -*- coding: iso-8859-1 -*-
+from enigma import eConsoleAppContainer,eTPM
 from Components.Console import Console
 from Components.About import about
 from Components.DreamInfoHandler import DreamInfoHandler
@@ -8,9 +9,49 @@ from Components.Ipkg import IpkgComponent
 from Components.Network import iNetwork
 from Tools.Directories import pathExists, fileExists, resolveFilename, SCOPE_METADIR
 from Tools.HardwareInfo import HardwareInfo
+import sha
 
 from time import time
 
+def bin2long(s):
+       return reduce( lambda x,y:(x<<8L)+y, map(ord, s))
+
+def long2bin(l):
+       res = ""
+       for byte in range(128):
+               res += chr((l >> (1024 - (byte + 1) * 8)) & 0xff)
+       return res
+
+def rsa_pub1024(src, mod):
+       return long2bin(pow(bin2long(src), 65537, bin2long(mod)))
+       
+def decrypt_block(src, mod):
+       if len(src) != 128 and len(src) != 202:
+               return None
+       dest = rsa_pub1024(src[:128], mod)
+       hash = sha.new(dest[1:107])
+       if len(src) == 202:
+               hash.update(src[131:192])       
+       result = hash.digest()
+       if result == dest[107:127]:
+               return dest
+       return None
+
+def validate_cert(cert, key):
+       buf = decrypt_block(cert[8:], key) 
+       if buf is None:
+               return None
+       return buf[36:107] + cert[139:196]
+
+def read_random():
+       try:
+               fd = open("/dev/urandom", "r")
+               buf = fd.read(8)
+               fd.close()
+               return buf
+       except:
+               return None
+
 class SoftwareTools(DreamInfoHandler):
        lastDownloadDate = None
        NetworkConnectionAvailable = None
@@ -58,24 +99,71 @@ class SoftwareTools(DreamInfoHandler):
                                self.getUpdates()
 
        def getUpdates(self, callback = None):
-               if SoftwareTools.NetworkConnectionAvailable == True:
-                       SoftwareTools.lastDownloadDate = time()
-                       if SoftwareTools.list_updating is False and callback is None:
-                               SoftwareTools.list_updating = True
-                               self.ipkg.startCmd(IpkgComponent.CMD_UPDATE)
-                       elif SoftwareTools.list_updating is False and callback is not None:
-                               SoftwareTools.list_updating = True
-                               self.NotifierCallback = callback
-                               self.ipkg.startCmd(IpkgComponent.CMD_UPDATE)
-                       elif SoftwareTools.list_updating is True and callback is not None:
-                               #update info collecting already in progress
-                               self.NotifierCallback = callback
+               if SoftwareTools.lastDownloadDate is None:
+                       if  self.hardware_info.device_name != "dm7025":
+                               rootkey = ['\x9f', '|', '\xe4', 'G', '\xc9', '\xb4', '\xf4', '#', '&', '\xce', '\xb3', '\xfe', '\xda', '\xc9', 'U', '`', '\xd8', '\x8c', 's', 'o', '\x90', '\x9b', '\\', 'b', '\xc0', '\x89', '\xd1', '\x8c', '\x9e', 'J', 'T', '\xc5', 'X', '\xa1', '\xb8', '\x13', '5', 'E', '\x02', '\xc9', '\xb2', '\xe6', 't', '\x89', '\xde', '\xcd', '\x9d', '\x11', '\xdd', '\xc7', '\xf4', '\xe4', '\xe4', '\xbc', '\xdb', '\x9c', '\xea', '}', '\xad', '\xda', 't', 'r', '\x9b', '\xdc', '\xbc', '\x18', '3', '\xe7', '\xaf', '|', '\xae', '\x0c', '\xe3', '\xb5', '\x84', '\x8d', '\r', '\x8d', '\x9d', '2', '\xd0', '\xce', '\xd5', 'q', '\t', '\x84', 'c', '\xa8', ')', '\x99', '\xdc', '<', '"', 'x', '\xe8', '\x87', '\x8f', '\x02', ';', 'S', 'm', '\xd5', '\xf0', '\xa3', '_', '\xb7', 'T', '\t', '\xde', '\xa7', '\xf1', '\xc9', '\xae', '\x8a', '\xd7', '\xd2', '\xcf', '\xb2', '.', '\x13', '\xfb', '\xac', 'j', '\xdf', '\xb1', '\x1d', ':', '?']
+                               etpm = eTPM()
+                               l2cert = etpm.getCert(eTPM.TPMD_DT_LEVEL2_CERT)
+                               if l2cert is None:
+                                       return
+                               l2key = validate_cert(l2cert, rootkey)
+                               if l2key is None:
+                                       return
+                               l3cert = etpm.getCert(eTPM.TPMD_DT_LEVEL3_CERT)
+                               if l3cert is None:
+                                       print "please run the genuine dreambox plugin"
+                                       return
+                               l3key = validate_cert(l3cert, l2key)
+                               if l3key is None:
+                                       return
+                               rnd = read_random()
+                               if rnd is None:
+                                       return
+                               val = etpm.challenge(rnd)
+                               result = decrypt_block(val, l3key)
+                       if self.hardware_info.device_name == "dm7025" or result[80:88] == rnd:
+                               if SoftwareTools.NetworkConnectionAvailable == True:
+                                       SoftwareTools.lastDownloadDate = time()
+                                       if SoftwareTools.list_updating is False and callback is None:
+                                               SoftwareTools.list_updating = True
+                                               self.ipkg.startCmd(IpkgComponent.CMD_UPDATE)
+                                       elif SoftwareTools.list_updating is False and callback is not None:
+                                               SoftwareTools.list_updating = True
+                                               self.NotifierCallback = callback
+                                               self.ipkg.startCmd(IpkgComponent.CMD_UPDATE)
+                                       elif SoftwareTools.list_updating is True and callback is not None:
+                                               self.NotifierCallback = callback
+                               else:
+                                       SoftwareTools.list_updating = False
+                                       if callback is not None:
+                                               callback(False)
+                                       elif self.NotifierCallback is not None:
+                                               self.NotifierCallback(False)
+                       else:
+                               SoftwareTools.NetworkConnectionAvailable = False
+                               SoftwareTools.list_updating = False
+                               if callback is not None:
+                                       callback(False)
+                               elif self.NotifierCallback is not None:
+                                       self.NotifierCallback(False)            
                else:
-                       SoftwareTools.list_updating = False
-                       if callback is not None:
-                               callback(False)
-                       elif self.NotifierCallback is not None:
-                               self.NotifierCallback(False)
+                       if SoftwareTools.NetworkConnectionAvailable == True:
+                               SoftwareTools.lastDownloadDate = time()
+                               if SoftwareTools.list_updating is False and callback is None:
+                                       SoftwareTools.list_updating = True
+                                       self.ipkg.startCmd(IpkgComponent.CMD_UPDATE)
+                               elif SoftwareTools.list_updating is False and callback is not None:
+                                       SoftwareTools.list_updating = True
+                                       self.NotifierCallback = callback
+                                       self.ipkg.startCmd(IpkgComponent.CMD_UPDATE)
+                               elif SoftwareTools.list_updating is True and callback is not None:
+                                       self.NotifierCallback = callback
+                       else:
+                               SoftwareTools.list_updating = False
+                               if callback is not None:
+                                       callback(False)
+                               elif self.NotifierCallback is not None:
+                                       self.NotifierCallback(False)
 
        def ipkgCallback(self, event, param):
                if event == IpkgComponent.EVENT_ERROR: