xxx_Read (Services.exe) (Windows Embedded CE 6.0)

1/6/2010

This function is to be implemented by a service and will be called by Services.exe. This function need only be implemented by a streaming service.

Syntax

DWORD xxx_Read(
  DWORD dwData,
  LPVOID pBuf,
  DWORD dwLen
);

Parameters

• dwData
  [in] Specifies the value returned by xxx_Open (Services.exe) for the given service instance.

• pBuf
  [out] Pointer to the storage location for the data that is read.

• dwLen
  [in] Specifies the number of bytes to be read.

Return Value

Returns the number of bytes read.

Remarks

This function is called by Services.exe as a result of an application's call to ReadFile.

Services.exe uses the xxx prefix. When implementing the stream interface, replace xxx with a prefix appropriate for your specific implementation. For more information, see Stream Interface Driver Implementation.

Requirements

See Also

Reference

Services.exe Functions
xxx_Open (Services.exe)

Other Resources

ReadFile