CachedRead (Windows Embedded CE 6.0)

1/6/2010

If the specified block is cached, this function copies data from cache into a buffer.

If the specified block is not cached, this function reads the data from the disk and copies it into a buffer along with the cache.

Syntax

DWORD CachedRead(
  DWORD dwCacheId, 
  DWORD dwBlockNum,
  DWORD dwNumBlocks,
  PVOID pBuffer,
  DWORD dwReadFlags
); 

Parameters

• dwCacheId
  [in] Cache ID value returned by the CreateCache function.

• dwBlockNum
  [in] Starting block to read from.

• dwNumBlocks
  [in] Number of blocks to read.

• pBuffer
  [out] Pointer to the buffer to copy data to.

• dwReadFlags
  Not used.

Return Value

ERROR_SUCCESS indicates success. A Microsoft Win32 error code indicates failure.

Requirements

See Also

Reference

Disk Cache Manager Functions