Signing and MACing API

(sign session-obj data)

Signs data in a single part. Returns a signature of the data in string, if successful.

(sign-final session-obj)

Finishes a multiple-part signature operation. Return a signature of the data in string, if successful.

(sign-init session-obj mechanism key-handle)

Initializes a signature operation. Returns a `session-obj`, if successful.

(sign-recover session-obj data)

Signs data in a single operation, where the data can be recovered from the signature. Returns a signature of the data in string, if successful.

(sign-recover-init session-obj mechanism key-handle)

Initializes a signature operation, where the data can be recovered from the signature. Returns a `session-obj`, if successful.

(sign-update session-obj data)

Continues a multiple-part signature operation, processing another `data` part. Returns a `session-obj`, if successful.