tools v2.1

combined kindle/mobi plugin

Mobi_Additional_Tools/lib/kindlepid.py

@@ -0,0 +1,99 @@
+#!/usr/bin/python
+# Mobipocket PID calculator v0.2 for Amazon Kindle.
+# Copyright (c) 2007, 2009 Igor Skochinsky <skochinsky@mail.ru>
+# History:
+#  0.1 Initial release
+#  0.2 Added support for generating PID for iPhone (thanks to mbp)
+#  0.3 changed to autoflush stdout, fixed return code usage
+class Unbuffered:
+    def __init__(self, stream):
+        self.stream = stream
+    def write(self, data):
+        self.stream.write(data)
+        self.stream.flush()
+    def __getattr__(self, attr):
+        return getattr(self.stream, attr)
+
+import sys
+sys.stdout=Unbuffered(sys.stdout)
+
+import binascii
+
+if sys.hexversion >= 0x3000000:
+  print "This script is incompatible with Python 3.x. Please install Python 2.6.x from python.org"
+  sys.exit(2)
+
+letters = "ABCDEFGHIJKLMNPQRSTUVWXYZ123456789"
+
+def crc32(s):
+  return (~binascii.crc32(s,-1))&0xFFFFFFFF 
+
+def checksumPid(s):
+  crc = crc32(s)
+  crc = crc ^ (crc >> 16)
+  res = s
+  l = len(letters)
+  for i in (0,1):
+    b = crc & 0xff
+    pos = (b // l) ^ (b % l)
+    res += letters[pos%l]
+    crc >>= 8
+
+  return res
+
+
+def pidFromSerial(s, l):
+  crc = crc32(s)
+  
+  arr1 = [0]*l
+  for i in xrange(len(s)):
+    arr1[i%l] ^= ord(s[i])
+
+  crc_bytes = [crc >> 24 & 0xff, crc >> 16 & 0xff, crc >> 8 & 0xff, crc & 0xff]
+  for i in xrange(l):
+    arr1[i] ^= crc_bytes[i&3]
+
+  pid = ""
+  for i in xrange(l):
+    b = arr1[i] & 0xff
+    pid+=letters[(b >> 7) + ((b >> 5 & 3) ^ (b & 0x1f))]
+
+  return pid
+
+def main(argv=sys.argv):
+  print "Mobipocket PID calculator for Amazon Kindle. Copyright (c) 2007, 2009 Igor Skochinsky"
+  if len(sys.argv)==2:
+      serial = sys.argv[1]
+  else:
+      print "Usage: kindlepid.py <Kindle Serial Number>/<iPhone/iPod Touch UDID>"
+      return 1
+  if len(serial)==16:
+      if serial.startswith("B001"):
+          print "Kindle 1 serial number detected"
+      elif serial.startswith("B002"):
+          print "Kindle 2 serial number detected"
+      elif serial.startswith("B003"):
+          print "Kindle 2 Global serial number detected"
+      elif serial.startswith("B004"):
+          print "Kindle DX serial number detected"
+      elif serial.startswith("B005"):
+          print "Kindle DX International serial number detected"
+      else:
+          print "Warning: unrecognized serial number. Please recheck input."
+          return 1
+      pid = pidFromSerial(serial,7)+"*"
+      print "Mobipocked PID for Kindle serial# "+serial+" is "+checksumPid(pid)
+      return 0
+  elif len(serial)==40:
+      print "iPhone serial number (UDID) detected"
+      pid = pidFromSerial(serial,8)
+      print "Mobipocked PID for iPhone serial# "+serial+" is "+checksumPid(pid)
+      return 0
+  else:
+      print "Warning: unrecognized serial number. Please recheck input."
+      return 1
+  return 0
+
+
+if __name__ == "__main__":
+  sys.exit(main())