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Block

Each code block is identified by a SymTagBlock symbol. Block symbols are used to identify nested scopes within functions.

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

Property

Data type

Description

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_length

ULONGLONG

Number of bytes of code in the block.

IDiaSymbol::get_lexicalParent

IDiaSymbol*

Symbol of the enclosing block or function.

IDiaSymbol::get_lexicalParentId

DWORD

Returns the ID of the lexical parent symbol.

IDiaSymbol::get_locationType

DWORD

Blocks have static locations; for details, see Symbol Locations.

IDiaSymbol::get_name

BSTR

Returns the name of the block (which is usually an empty string).

IDiaSymbol::get_relativeVirtualAddress

DWORD

Returns the virtual address of this block relative to its lexical parent.

IDiaSymbol::get_symIndexId

DWORD

Index ID of symbol.

IDiaSymbol::get_symTag

DWORD

Returns SymTagBlock (one of the SymTagEnum values).

IDiaSymbol::get_virtualAddress

ULONGLONG

Returns the virtual address of this block within the executable.

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