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LEADTOOLS Medical (Leadtools.Dicom assembly)

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GetSignedElementsCount Method








The Digital Signatures Sequence Item that corresponds to the Digital Signature. This cannot be null.
Returns the number of Data Elements covered by the specified Digital Signature.
Syntax
public int GetSignedElementsCount( 
   DicomElement signatureItem
)
'Declaration
 
Public Function GetSignedElementsCount( _
   ByVal signatureItem As DicomElement _
) As Integer
'Usage
 
Dim instance As DicomDataSet
Dim signatureItem As DicomElement
Dim value As Integer
 
value = instance.GetSignedElementsCount(signatureItem)
public int GetSignedElementsCount( 
   DicomElement signatureItem
)
 function Leadtools.Dicom.DicomDataSet.GetSignedElementsCount( 
   signatureItem 
)
public:
int GetSignedElementsCount( 
   DicomElement^ signatureItem
) 

Parameters

signatureItem
The Digital Signatures Sequence Item that corresponds to the Digital Signature. This cannot be null.

Return Value

The number of Data Elements covered by the specified Digital Signature.
Remarks
The Digital Signatures Sequence Item of a Digital Signature should reference an item under the Message Authentication Code (MAC) Parameters Sequence associated with the Digital Signatures Sequence. The Data Elements Signed (0400,0020) under the referenced MAC Parameters Sequence Item specifies the signed Data Elements. Call this method to obtain the number of Data Elements specified by this Data Element.

Along with this method, call the GetSignedElement method to enumerate the Data Elements covered by the Digital Signature.

The following methods can also be used to get information about the Digital Signature:

GetSignatureUID

GetSignatureDateTime

GetMacTransferSyntax

GetMacAlgorithm

SaveCertificate

Example
For an example, refer to VerifySignature.
Requirements

Target Platforms

See Also

Reference

DicomDataSet Class
DicomDataSet Members
GetSignedElement Method
GetSignature Method
FindSignature Method
GetSignatureUID Method
GetSignatureDateTime Method
GetMacTransferSyntax Method
GetMacAlgorithm Method
SaveCertificate Method

Error processing SSI file
Leadtools.Dicom requires a Medical toolkit server license and unlock key. For more information, refer to: Imaging Pro/Document/Medical Features