This man page describes the general error codes that can be returned by calls into the SASL library. The meaning of the error code can vary slightly based upon the context of the call from which it is returned.
The call was successful.
Another step is required for authentication.
Memory shortage failure.
The mechanism was not supported, or no mechanisms matched the requirements.
The protocol was bad, invalid or cancelled.
Cannot request information. Not applicable until later in the exchange.
An invalid parameter was supplied.
Transient failure, for example, a weak key.
Integrity check failed.
SASL library not initialized.
Needs user interaction.
Server failed mutual authentication step.
Mechanism does not support the requested feature.
The mechanism is too weak for this user.
Encryption is needed to use this mechanism.
One time use of a plaintext password will enable requested mechanism for user.
The passphrase expired and must be reset.
User not found.
Version mismatch with plug-in.
The user exists, but there is no verifier for the user.
The requested change was not needed.
The passphrase is too weak for security policy.
User supplied passwords are not permitted.
See attributes(5) for descriptions of the following attributes: