# lib.ft4.core.crosschain.Unsafe · FT4 Rell API · Chromia Docs (concept)

> Functions register_crosschain_asset Registers a crosschain asset on this chain. Since this could be used to register update_balances_if_needed For a transf

Source: https://docs.chromia.com/pages/ft4-rell/-f-t4-library/lib.ft4.core.crosschain.Unsafe/

PACKAGE

# lib.ft4.core.crosschain.Unsafe

## Functions

[register\_crosschain\_asset](https://docs.chromia.com/pages/ft4-rell/-f-t4-library/lib.ft4.core.crosschain.Unsafe/register_crosschain_asset/)
:   Registers a crosschain asset on this chain. Since this could be used to register

[update\_balances\_if\_needed](https://docs.chromia.com/pages/ft4-rell/-f-t4-library/lib.ft4.core.crosschain.Unsafe/update_balances_if_needed/)
:   For a transfer going from an account to another, this function checks whether any

[View this page on docs.chromia.com](https://docs.chromia.com/pages/ft4-rell/-f-t4%20-library/lib.ft4.core.crosschain.Unsafe/index.html)Generated API reference, mirrored from the live docs