Data (Debug Interface Access SDK)

All variables, such as parameters, local variables, global variables, and class members, are identified by SymTagData symbols. Constant values (LocIsConstant) are also identified with this type.

Properties

The following table shows the properties that are valid for this symbol type.

Property	Data type	Description
IDiaSymbol::get_access	DWORD	If a field, then one of the values of the CV_access_e.
IDiaSymbol::get_addressOffset	DWORD	Offset part of location; for details, see the LocationType.
IDiaSymbol::get_addressSection	DWORD	Section part of location; for details, see the LocationType.
IDiaSymbol::get_addressTaken	BOOL	TRUE if this data's address is referenced by another symbol.
IDiaSymbol::get_bitPosition	DWORD	Bit position of location; for details, see the LocationType (not supported in DIA SDK v8.0).
IDiaSymbol::get_classParent	IDiaSymbol*	Symbol for the class, if this is a structure, union, or class field.
IDiaSymbol::get_classParentId	DWORD	ID of the class parent symbol.
IDiaSymbol::get_compilerGenerated	BOOL	TRUE if the data was generated by the compiler.
IDiaSymbol::get_constType	BOOL	TRUE if the data is marked as being constant.
IDiaSymbol::get_dataKind	DWORD	One of the DataKind values.
IDiaSymbol::get_isAggregated	BOOL	TRUE if the data is part of an aggregated data type (only in DIA SDK v8.0 and later).
IDiaSymbol::get_isSplitted	BOOL	TRUE if data is has been split into an aggregate of multiple symbols (only in DIA SDK v8.0 and later).
IDiaSymbol::get_length	ULONGLONG	Length of bitfield; for details, see the LocationType.
IDiaSymbol::get_lexicalParent	IDiaSymbol*	Symbol for the enclosing compiland, function, or block.
IDiaSymbol::get_lexicalParentId	DWORD	ID of the lexical parent symbol.
IDiaSymbol::get_locationType	DWORD	Any of the allowable location types; for details, see Symbol Locations
IDiaSymbol::get_name	BSTR	Name of the variable.
IDiaSymbol::get_offset	LONG	Offset from register contents; for details, see the LocationType.
IDiaSymbol::get_registerId	DWORD	Register designator of location; for details, see the LocationType.
IDiaSymbol::get_relativeVirtualAddress	DWORD	Relative position of the data within its block.
IDiaSymbol::get_slot	DWORD	Gets slot number of the data.
IDiaSymbol::get_symIndexId	DWORD	Index ID of symbol.
IDiaSymbol::get_symTag	DWORD	Returns SymTagData (one of the SymTagEnum values).
IDiaSymbol::get_token	DWORD	The metadata token representing the data.
IDiaSymbol::get_type	IDiaSymbol*	Symbol for the variable type.
IDiaSymbol::get_typeId	DWORD	ID of the variable type symbol.
IDiaSymbol::get_unalignedType	BOOL	TRUE if the data is unaligned.
IDiaSymbol::get_value	VARIANT	The value of constant data.
IDiaSymbol::get_virtualAddress	ULONGLONG	Position of the data within the executable.
IDiaSymbol::get_volatileType	BOOL	TRUE if the data is marked as volatile.

See Also

Reference

CV_access_e

DataKind

Lexical Hierarchy of Symbol Types

LocationType

Symbol Locations