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IX509Enrollment2::InitializeFromTemplate method (certenroll.h)

The InitializeFromTemplate method initializes the enrollment object by using a template.

Syntax

HRESULT InitializeFromTemplate(
  [in] X509CertificateEnrollmentContext context,
  [in] IX509EnrollmentPolicyServer      *pPolicyServer,
  [in] IX509CertificateTemplate         *pTemplate
);

Parameters

[in] context

An X509CertificateEnrollmentContext enumeration value that indicates whether the requested enrollment is for a user, a computer, or an administrator acting on behalf of a computer. This can be one of the following values.

Value Meaning
ContextUser
 The certificate is being requested for an end user.
ContextMachine
 The certificate is being requested for a computer.
ContextAdministratorForceMachine
 The certificate is being requested by an administrator acting on the behalf of a computer.

[in] pPolicyServer

Pointer to an IX509EnrollmentPolicyServer object that represents the certificate enrollment policy (CEP) server that contains the template specified by the pTemplate parameter.

[in] pTemplate

Pointer to an IX509CertificateTemplate object that represents the template to use during initialization.

Return value

If the function succeeds, the function returns S_OK.

If the function fails, it returns an HRESULT value that indicates the error. Possible values include, but are not limited to, those in the following table. For a list of common error codes, see Common HRESULT Values.

Return code/value Description
E_POINTER
 The pPolicyServer and pTemplate parameters cannot be NULL.
HRESULT_FROM_WIN32(ERROR_ALREADY_INITIALIZED)
 The enrollment object has already been initialized.

Remarks

The InitializeFromTemplate method:

  • Examines the template to determine the type of request needed.
  • Creates the appropriate type of request object (PKCS #10, PKCS #7, or CMC).
  • Sets the following properties on the request if values currently exist:
  • Initializes the request object by using the template.
  • Retrieves the signature count, issuance policies, and application policies from the template.

Requirements

Requirement Value
Minimum supported client Windows 7 [desktop apps only]
Minimum supported server Windows Server 2008 R2 [desktop apps only]
Target Platform Windows
Header certenroll.h

See also

IX509Enrollment2