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IObjectId::InitializeFromValue method (certenroll.h)

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The InitializeFromValue method initializes the object from a string that contains a dotted decimal object identifier (OID). This method is web enabled.

Syntax

HRESULT InitializeFromValue(
  [in] BSTR strValue
);

Parameters

[in] strValue

A BSTR variable that contains the dotted decimal representation of the ASN.1 object identifier. For example, the value 1.2.840.10045.4.1. represents the iso(1)member-body(2)us(840)10045 signatures(4)sha1(1) object identifier.

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
CERTSRV_E_PROPERTY_EMPTY
 The OID information could not be found.
CRYPT_E_UNKNOWN_ALGO
 The algorithm name is not recognized.
HRESULT_FROM_WIN32(ERROR_ALREADY_INITIALIZED)
 The object is already initialized.

Remarks

You can call the following properties to retrieve information about an initialized IObjectId object:

Requirements

Requirement Value
Minimum supported client Windows Vista [desktop apps only]
Minimum supported server Windows Server 2008 [desktop apps only]
Target Platform Windows
Header certenroll.h
DLL CertEnroll.dll

See also

IObjectID