IXpsSignature::SetSignatureXml method (xpsdigitalsignature.h)

Sets the XML markup of the digital signature.

Syntax

HRESULT SetSignatureXml(
  [in] const UINT8 *signatureXml,
  [in] UINT32      count
);

Parameters

[in] signatureXml

The XML markup of the digital signature.

[in] count

The size, in bytes, of the buffer referenced by signatureXml.

Return value

The method returns an HRESULT. Possible values include, but are not limited to, those in the table that follows. For return values that are not listed in this table, see XPS Digital Signature API Errors and XPS Document Errors.

Return code Description
S_OK
The method succeeded.
E_POINTER
signatureXml is NULL.
E_UNEXPECTED
The interface is not connected to the signature manager.

Remarks

Before calling this method, the application must check that the signature markup is valid. If the signature markup is not valid, this method will fail and the content of the signature part will not be changed.

Warning  

Using this method to create digital signatures might cause other methods of this interface to return signatures and data that are no longer valid.

 

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 xpsdigitalsignature.h

See also

IOpcDigitalSignature

IXpsSignature

IXpsSignatureManager

XML Paper Specification

XPS Digital Signature API Errors

XPS Document Errors