diff options
Diffstat (limited to 'common/PubnubCrypto.py')
| -rw-r--r-- | common/PubnubCrypto.py | 162 | 
1 files changed, 0 insertions, 162 deletions
| diff --git a/common/PubnubCrypto.py b/common/PubnubCrypto.py deleted file mode 100644 index 295a76e..0000000 --- a/common/PubnubCrypto.py +++ /dev/null @@ -1,162 +0,0 @@ -from Crypto.Cipher import AES -from Crypto.Hash import MD5 -from base64 import encodestring, decodestring -import hashlib -import hmac - - -class PubnubCrypto2(): -    """ -    #** -    #* 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)))) - - -class PubnubCrypto3(): -    """ -    #** -    #* 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).encode('utf-8') - -    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.encode("utf-8")).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) -        return encodestring( -            cipher.encrypt(self.pad(msg.encode('utf-8')))).decode('utf-8') - -    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 (cipher.decrypt( -            decodestring(msg.encode('utf-8')))).decode('utf-8') | 
