pub type ShimFn = fn(input: &[u8], output: &mut [u8], resources: &ResourceRegistry) -> Result<usize, DispatchError>;Expand description
Type-erased shim function signature.
Receives a postcard-serialized argument slice, writes a postcard-serialized
result into output, and returns the number of bytes written. The
resources parameter provides access to injected #[resource] values.