WIP: Implementing RStruct methods for `StableApiDefinition` in order to support TruffleRuby#467

Draft

goyox86 wants to merge 6 commits intooxidize-rb:mainfrom goyox86:goyox86/stable-api-struct-methods

+811-7

Commits on Dec 16, 2024

Trying to implement rstruct_len by hand.
goyox86
committed

Commits on Dec 29, 2024

Dubious manual impl of rstruct_set.
goyox86
committed