diff options
Diffstat (limited to 'common/PubnubCrypto.py')
| -rw-r--r-- | common/PubnubCrypto.py | 81 | 
1 files changed, 0 insertions, 81 deletions
| diff --git a/common/PubnubCrypto.py b/common/PubnubCrypto.py deleted file mode 100644 index df7cb8d..0000000 --- a/common/PubnubCrypto.py +++ /dev/null @@ -1,81 +0,0 @@ -from Crypto.Cipher import AES -from Crypto.Hash import MD5 -from base64 import encodestring, decodestring  -import hashlib -import hmac - -class PubnubCrypto() : -    """ -    #** -    #* PubnubCrypto -    #* -    #** - -    ## Initiate Class -    pc = PubnubCrypto - -    """ -    -    def pad( self, msg, block_size=16 ): -        """ -        #** -        #* pad -        #* -        #* pad the text to be encrypted -        #* appends a padding character to the end of the String -        #* until the string has block_size length -        #* @return msg with padding. -        #** -        """ -        padding = block_size - (len(msg) % block_size) -        return msg + chr(padding)*padding -        -    def depad( self, msg ): -        """ -        #** -        #* depad -        #* -        #* depad the decryptet message" -        #* @return msg without padding. -        #** -        """ -        return msg[0:-ord(msg[-1])] - -    def getSecret( self, key ): -        """ -        #** -        #* getSecret -        #* -        #* hases the key to MD5 -        #* @return key in MD5 format -        #** -        """ -        return hashlib.sha256(key).hexdigest() - -    def encrypt( self, key, msg ): -        """ -        #** -        #* encrypt -        #* -        #* encrypts the message -        #* @return message in encrypted format -        #** -        """ -        secret = self.getSecret(key) -        Initial16bytes='0123456789012345' -        cipher = AES.new(secret[0:32],AES.MODE_CBC,Initial16bytes) -        enc = encodestring(cipher.encrypt(self.pad(msg))) -        return enc -    def decrypt( self, key, msg ): -        """ -        #** -        #* decrypt -        #* -        #* decrypts the message -        #* @return message in decryped format -        #** -        """ -        secret = self.getSecret(key) -        Initial16bytes='0123456789012345' -        cipher = AES.new(secret[0:32],AES.MODE_CBC,Initial16bytes) -        return self.depad((cipher.decrypt(decodestring(msg)))) | 
