CreateSignedCCDepSpecForInstall creates the final package from a set of packages signed by owners.

ExtractSignedCCDepSpec extracts the messages from the envelope.

OwnerCreateSignedCCDepSpec creates a package from a ChaincodeDeploymentSpec and optionally endorses it.

SignExistingPackage adds a signature to a signed package.

ValidateCip validate the endorsed package against the base package.