Compute the WitnessArgs.lock byte length for an OmniLockWitnessLock containing a signature of the given length.
Used to prepare the witness placeholder before computing sighash_all.
The raw signature byte length.
The total OmniLockWitnessLock byte length.
Compute the WitnessArgs.lock byte length for an OmniLockWitnessLock containing a signature of the given length.
Used to prepare the witness placeholder before computing sighash_all.