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IAppxBlockMapReader interface

Represents a read-only object model for block maps that provides access to the file attributes and block hashes.

Members

The IAppxBlockMapReader interface inherits from the IUnknown interface. IAppxBlockMapReader also has these types of members:

Methods

Methods

The IAppxBlockMapReader interface has these methods.

Method	Description
GetFile	Retrieves data corresponding to a file in the block map with the specified file name.
GetFiles	Retrieves an enumerator for traversing the files listed in the block map.
GetHashMethod	Retrieves the URI for the hash algorithm used to create block hashes in the block map.
GetStream	Retrieves a read-only stream that represents the XML content of the block map.

Remarks

The IAppxBlockMapReader represents the BlockMap root element of the block map. File elements are the child elements of the BlockMap element.

This object can be retrieved using the CreateBlockMapReader or CreateValidatedBlockMapReader method of the IAppxFactory interface, or the GetBlockMap method of the IAppxPackageReader interface.

Examples

For a example code, see Read app package manifest info sample (DescribeAppx).

Requirements

Minimum supported client	Windows 8 [desktop apps only]
Minimum supported server	Windows Server 2012 [desktop apps only]
Header	AppxPackaging.h
IDL	AppxPackaging.idl
IID	IID_IAppxBlockMapReader is defined as 5efec991-bca3-42d1-9ec2-e92d609ec22a