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HTTP_DATA_CHUNK_TYPE enumeration (http.h)

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Defines the data source for a data chunk.

Syntax

typedef enum _HTTP_DATA_CHUNK_TYPE {
  HttpDataChunkFromMemory,
  HttpDataChunkFromFileHandle,
  HttpDataChunkFromFragmentCache,
  HttpDataChunkFromFragmentCacheEx,
  HttpDataChunkTrailers,
  HttpDataChunkFromWinHttpFastForwarding,
  HttpDataChunkMaximum
} HTTP_DATA_CHUNK_TYPE, *PHTTP_DATA_CHUNK_TYPE;

Constants

 
HttpDataChunkFromMemory
The data source is a memory data block. The union should be interpreted as a FromMemory structure.
HttpDataChunkFromFileHandle
The data source is a file handle data block. The union should be interpreted as a FromFileHandle structure.
HttpDataChunkFromFragmentCache
The data source is a fragment cache data block. The union should be interpreted as a FromFragmentCache structure.
HttpDataChunkFromFragmentCacheEx
The data source is a fragment cache data block. The union should be interpreted as a FromFragmentCacheEx structure.

Windows Server 2003 with SP1 and Windows XP with SP2:  This flag is not supported.
HttpDataChunkTrailers
The data source is a trailers data block. The union should be interpreted as a Trailers structure.

Windows 10, version 2004 and prior:  This flag is not supported.
HttpDataChunkMaximum

Requirements

Requirement Value
Header http.h