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List:       ms-cryptoapi
Subject:    Re: CryptSetHashParam support on non-Microsoft CSP's ???
From:       Joe Steele <steele () ADOBE ! COM>
Date:       2002-04-23 15:57:08
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Anyone from Microsoft want to chime in on this question?  MSDN says
"Some CSPs do not support this capability.".  You must have had at least
one in mind when that was written.  Please enlighten me.

Joe


> -----Original Message-----
> From: Microsoft Cryptographic API
> [mailto:CryptoAPI@DISCUSS.MICROSOFT.COM] On Behalf Of Soumik Sarkar
> Sent: Monday, April 22, 2002 1:57 PM
> To: CryptoAPI@DISCUSS.MICROSOFT.COM
> Subject: Re: CryptSetHashParam support on non-Microsoft CSP's ???
>
>
> The only way to know is if the function returns FALSE.
>
>
> -----Original Message-----
> From: Joe Steele [mailto:steele@ADOBE.COM]
> Sent: Thursday, April 18, 2002 4:39 PM
> To: CryptoAPI@DISCUSS.MICROSOFT.COM
> Subject: CryptSetHashParam support on non-Microsoft CSP's ???
>
>
> I am trying to sign a pre-calculated digest rather than
> hashing the data directly through CAPI.  Calling
> CryptSetHashParam and passing HP_HASHVAL seems to work on the
> Microsoft Enhanced Provider. However the documentation says
> this may not be supported by all CSP's.
>
> Does anyone know of CSP's this does not work on?
> I would appreciate any information before I start testing as
> many as I can lay my hands on.
>
>
> Joe Steele
> Computer Scientist
> Acrobat Security Engineering
> Adobe Systems, Incorporated
>
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