SCardAddReaderToGroup function
The SCardAddReaderToGroup function adds a reader to a reader group.
Syntax
LONG WINAPI SCardAddReaderToGroup( _In_ SCARDCONTEXT hContext, _In_ LPCTSTR szReaderName, _In_ LPCTSTR szGroupName );
Parameters
- hContext [in]
-
Handle that identifies the resource manager context. The resource manager context is set by a previous call to SCardEstablishContext. This parameter cannot be NULL.
- szReaderName [in]
-
Display name of the reader that you are adding.
- szGroupName [in]
-
Display name of the group to which you are adding the reader.
Return value
This function returns different values depending on whether it succeeds or fails.
| Return code | Description |
|---|---|
|
SCARD_S_SUCCESS. |
|
An error code. For more information, see Smart Card Return Values. |
Remarks
SCardAddReaderToGroup automatically creates the reader group specified if it does not already exist.
The SCardAddReaderToGroup function is a database management function. For more information on other database management functions, see Smart Card Database Management Functions.
Examples
The following example demonstrates how to add a smart card reader to a group. The example assumes that lReturn is an existing variable of type LONG, that hContext is a valid handle received from a previous call to the SCardEstablishContext function, and that "MyReader" and "MyReaderGroup" are known by the system through previous calls to the SCardIntroduceReader and SCardIntroduceReaderGroup functions, respectively.
lReturn = SCardAddReaderToGroup( hContext,
L"MyReader",
L"MyReaderGroup");
if ( SCARD_S_SUCCESS != lReturn )
printf("Failed SCardAddReaderToGroup\n");
Requirements
|
Minimum supported client |
Windows XP [desktop apps only] |
|---|---|
|
Minimum supported server |
Windows Server 2003 [desktop apps only] |
|
Header |
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Library |
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DLL |
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Unicode and ANSI names |
SCardAddReaderToGroupW (Unicode) and SCardAddReaderToGroupA (ANSI) |
See also