PFNCFILTERPROC callback function (cryptuiapi.h)

The PFNCFILTERPROC function is an application-defined callback function that filters the certificates that appear in the digital signature wizard that are displayed by the CryptUIWizDigitalSign function.

Syntax

PFNCFILTERPROC Pfncfilterproc;

BOOL Pfncfilterproc(
  [in] PCCERT_CONTEXT pCertContext,
  [in] BOOL *pfInitialSelectedCert,
  [in] void *pvCallbackData
)
{...}

Parameters

[in] pCertContext

A pointer to a CERT_CONTEXT structure that contains the certificate to filter.

[in] pfInitialSelectedCert

A Boolean value that specifies whether the certificate contained in the CERT_CONTEXT structure pointed to by the pCertContext parameter should be initially selected in the dialog box. This parameter is used only if the filter process returns TRUE.

[in] pvCallbackData

A pointer to user-defined data.

Return value

A Boolean value that specifies whether the certificate contained in the CERT_CONTEXT structure pointed to by the pCertContext parameter should be displayed in the digital signature wizard.

Requirements