Sets the length of the plaintext / ciphertext message that will be processed in CCM mode. Make sure to call this method after key= and iv= have been set, and before auth_data=.
Only call this method after calling Cipher#encrypt or Cipher#decrypt.
Loads the given private key identified by id and data.
An EngineError is raised of the OpenSSL::PKey is unavailable.
Create a new session id.
The session id is a secure random number by SecureRandom if possible, otherwise an SHA512 hash based upon the time, a random number, and a constant string. This routine is used internally for automatically generated session ids.
Creates a regular expression to match IPv4 addresses
Check that a method is callable via dRuby.
obj is the object we want to invoke the method on. msg_id is the method name, as a Symbol.
If the method is an insecure method (see insecure_method?) a SecurityError is thrown. If the method is private or undefined, a NameError is thrown.
Returns the max number of flags interned to symbols.
Sets the max number of flags interned to symbols.