Here are the data structures with brief descriptions:

C_oe_basic_xstate	Blob that contains X87 and SSE data
C_oe_claim	Claims struct used for claims parameters for the attestation plugins
C_oe_context	Register state to be saved before an exception and restored after the exception has been handled in the enclave
C_oe_datetime	This struct defines a datetime up to 1 second precision
C_oe_enclave_setting	The uniform structure type containing a specific type of enclave setting
C_oe_enclave_setting_context_switchless	The setting for context-switchless calls
C_oe_exception_record	Exception context structure with the exception code, flags, address and calling context of the exception
C_oe_identity	Structure to represent the identity of an enclave
C_oe_policy	Generic struct for defining policy for the attestation plugins
C_oe_report	Structure to hold the parsed form of a report
C_oe_uuid_t	Struct containing the definition for an UUID