next - TBD

Fixed

• Restore environment when exiting FAPIConfig

Added

• Add a context manager for ESYS handles, which flushes the handle at exit.
• Add SVN, ACT and other missing constants.
• Add the ESAPI command certify_x509.
• Add the ESAPI command act_set_timeout.
• Add copy dunder for cryptography private keys.
• Add the ESAPI command trsess_get_attributes.
• Add signature scheme structures.
• Add marshal/unmarshal structures for TPM2_HANDLE.
• Add the command_parser module, which can decode TPM 2.0 command/response byte streams.
• Add support for passing prehashed data to TPMT_SIGNATURE.verify_signature.
• Add the marshal/unmarshal methods to union types, as the require a selector.
• Add the equal dunder to struct types, allowing comparing two different instances of the same type.

Changed

• Make the symmetric argument to start_auth_session optional.
• Accept None for the pcr_digest argument for policy_pcr.
• Support looking up EK templates by other names, such as L-1 or H-2.
• Make the validition ticket for the sign command optional, defaults to a NULL ticket.

Removed

• Remove support for the tools encoder/decoder.

Breaking

• The argument order for ESAPI.policy_signed, ESAPI.policy_ticket and ESAPI.policy_authorize has changed.
  This is to make expiration, nonce_tpm, policy_ref and cp_hash_a arguments optional, with expiration being set to the max value and the rest are empty buffers by default.