CMSEncoderCopySignerTimestampWithPolicy(_:_:_:_:)

Returns the timestamp of a signer of a CMS message using a particular policy, if present.

Declaration

func CMSEncoderCopySignerTimestampWithPolicy(_ cmsEncoder: CMSEncoder, _ timeStampPolicy: CFTypeRef?, _ signerIndex: Int, _ timestamp: UnsafeMutablePointer<CFAbsoluteTime>) -> OSStatus

Parameters

cmsEncoder:
A CMSEncoder reference returned by the Cmsencodercreate(_:) function.
timeStampPolicy:
A timestamp policy. Specify NULL (or use the Cmsencodercopysignertimestamp(_:_:_:) function instead) to get the default, which is a policy using Ksecpolicyappletimestamping. See Policies in Certificate Key And Trust Services for more about policies.
signerIndex:
A number indicating which signer to examine. Signer index numbers start with 0. Use the Cmsdecodergetnumsigners(_:_:) function to determine the total number of signers for a message.
timestamp:
The address of an absolute time value where the result should be stored.

Return Value

A result code. See Security Framework Result Codes.