Read a PFX Safe-Bag Attribute

See more PFX/P12 Examples

Demonstrates Pfx.GetSafeBagAttr, which reads a recognized safe-bag attribute from a private key or certificate inside the PFX.

The file path is relative to the application's current working directory. An absolute path may also be used. Supply the path appropriate to your own environment.

-- Important: See this note about string length limitations for strings returned by sp_OAMethod calls.
--
CREATE PROCEDURE ChilkatSample
AS
BEGIN
    DECLARE @hr int
    DECLARE @iTmp0 int
    DECLARE @sTmp0 nvarchar(4000)
    DECLARE @success int
    SELECT @success = 0

    DECLARE @pfx int
    EXEC @hr = sp_OACreate 'Chilkat.Pfx', @pfx OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    --  The file path is relative to the application's current working directory.  An absolute path
    --  may also be used.  Supply the path appropriate to your own environment.
    --  The PFX password should come from a secure source rather than being hard-coded.
    DECLARE @password nvarchar(4000)
    SELECT @password = 'myPfxPassword'
    EXEC sp_OAMethod @pfx, 'LoadPfxFile', @success OUT, 'qa_data/identity.pfx', @password
    IF @success = 0
      BEGIN
        EXEC sp_OAGetProperty @pfx, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @pfx
        RETURN
      END

    --  Read a recognized safe-bag attribute from an item inside the PFX.  The 1st argument is 1 for a
    --  private key or 0 for a certificate, and the 2nd is the zero-based index within that
    --  collection.
    DECLARE @bForPrivateKey int
    SELECT @bForPrivateKey = 1
    DECLARE @friendlyName nvarchar(4000)
    EXEC sp_OAMethod @pfx, 'GetSafeBagAttr', @friendlyName OUT, @bForPrivateKey, 0, 'friendlyName'
    EXEC sp_OAGetProperty @pfx, 'LastMethodSuccess', @iTmp0 OUT
    IF @iTmp0 = 0
      BEGIN
        EXEC sp_OAGetProperty @pfx, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @pfx
        RETURN
      END

    PRINT 'friendlyName: ' + @friendlyName

    EXEC @hr = sp_OADestroy @pfx


END
GO