OpenRegStream function
[OpenRegStream is available for use in the operating systems specified in the Requirements section. It may be altered or unavailable in subsequent versions. Instead, use SHOpenRegStream2 or SHOpenRegStream.]
Opens a registry value and supplies an IStream interface that can be used to read from or write to the value.
Syntax
IStream* OpenRegStream( _In_ HKEY hkey, _In_opt_ PCWSTR pszSubkey, _In_opt_ PCWSTR pszValue, DWORD grfMode );
Parameters
- hkey [in]
-
Type: HKEY
A handle to the key that is currently open.
- pszSubkey [in, optional]
-
Type: PCWSTR
A null-terminated Unicode string that specifies the name of the subkey.
- pszValue [in, optional]
-
Type: PCWSTR
A null-terminated Unicode string that specifies the value to be accessed.
- grfMode
-
Type: DWORD
The type of access for the stream. This can be one of the following values.
Return value
Type: IStream*
Returns the address of an IStream interface if successful, or NULL otherwise.
Requirements
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Minimum supported client |
Windows XP [desktop apps only] |
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Minimum supported server |
Windows Server 2003 [desktop apps only] |
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End of client support |
Windows XP with SP2 |
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End of server support |
Windows Server 2003 |
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Header |
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Library |
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DLL |
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