Mac Developer Library

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IOLocalConfigDirectory Class Reference

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IOLocalConfigDirectory

Inheritance


  • IOLocalConfigDirectory

Conforms To


Not Applicable

Import Statement


Not Applicable

Objective-C

@import Kernel;

Availability


Available in OS X v10.0 and later.

  • Declaration

    C++

    virtual IOReturn update( UInt32 offset, const UInt32 *&romBase);

    Return Value

    kIOReturnSuccess if the specified offset is now accessable at romBase[offset].

    Discussion

    makes sure that the ROM has at least the specified capacity, and that the ROM is uptodate from its start to at least the specified quadlet offset.

Data Types

  • Declaration

    C++

    struct ExpansionData { };

    Discussion

    This structure will be used to expand the capablilties of the class in the future.

Instance Variables

  • Reserved for future use. (Internal use only)

    Declaration

    C++

    ExpansionData *reserved;