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The CardDeriveKey function, defined by a smart card module, creates a session key by using the information in the specified CARD_DERIVE_KEY structure.
Syntax
DWORD WINAPI CardDeriveKey(
__in PCARD_DATA pCardData,
__in PCARD_DERIVE_KEY pAgreementInfo
);
Parameters
pCardData [in]
A pointer to a CARD_DATA structure received from a call to the CardAcquireContext function.pAgreementInfo [in]
A pointer to a CARD_DERIVE_KEY structure that specifies the key derivation function (KDF) to use to derive the key.
Return Value
If the function succeeds, the function returns zero.
If the function fails, it returns a nonzero error value or one of the following possible error values.
| Return code/value | Description |
|---|---|
| SCARD_E_INVALID_PARAMETER 21485322280x80100004 | The pwszKDF member of the CARD_DERIVE_KEY structure specified by the pAgreementInfo parameter contains a KDF that the smart card module does not support. |
Requirements
| Minimum supported client | Windows Vista |
| Minimum supported server | Windows Server 2008 |
| Header | Cardmod.h |
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Build date: 3/5/2009