IWDFIoRequest::IsFrom32BitProcess method (wudfddi.h)
[Warning: UMDF 2 is the latest version of UMDF and supersedes UMDF 1. All new UMDF drivers should be written using UMDF 2. No new features are being added to UMDF 1 and there is limited support for UMDF 1 on newer versions of Windows 10. Universal Windows drivers must use UMDF 2. For more info, see Getting Started with UMDF.]
The IsFrom32BitProcess method determines whether a request originated from a 32-bit process.
Syntax
BOOL IsFrom32BitProcess();
Return value
IsFrom32BitProcess returns a BOOL value that indicates whether the request originated from a 32-bit process. TRUE indicates the request originated from a 32-bit process. FALSE indicates the request did not originate from a 32-bit process.
Requirements
| Requirement | Value |
|---|---|
| End of support | Unavailable in UMDF 2.0 and later. |
| Target Platform | Desktop |
| Minimum UMDF version | 1.5 |
| Header | wudfddi.h (include Wudfddi.h) |
| DLL | WUDFx.dll |