Here are the classes, structs, unions and interfaces with brief descriptions:

[detail level 123]

▼Npyregfi	Python interface to the regfi library
▼Nstructures	Low-level data structures and C API mappings
CREGFI_VK
CREGFI_SK
CREGFI_SUBKEY_LIST
CREGFI_VALUE_LIST
CREGFI_CLASSNAME
CREGFI_DATA
CREGFI_NK
CREGFI_ITERATOR
CREGFI_FILE
CREGFI_RAW_FILE
CREGFI_DATA__interpreted
▼Nwinsec	Low-level data structures for winsec library
CWINSEC_UUID
CWINSEC_DOM_SID
CWINSEC_ACE
CWINSEC_ACL
CWINSEC_DESC
CACE	Represents a Microsoft access control entry, which are elements of access control lists
CSecurityDescriptor	A Microsoft security descriptor For more information, see: http://msdn.microsoft.com/en-us/library/aa379563%28v=vs.85%29.aspx
CDATA_TYPES	An enumeration of registry Value data types
CLOG_TYPES	An enumeration of log message types
C_StructureWrapper	Abstract class for most objects returned by the library
CKey	Registry key These represent registry keys (REGFI_NK records) and provide access to their subkeys, values, and other metadata
CValue	Registry value (metadata)
CSecurity	Represents a registry SK record which contains a security descriptor
C_GenericList	Abstract class for ValueList and SubkeyList
CSubkeyList	The list of subkeys associated with a Key
CValueList	The list of values associated with a Key
CHive	Represents a single registry hive (file)
CHiveIterator	A special purpose iterator for registry hives