Alexander Theißen efc69d8219 seal: Prevent contracts from going below subsistence (#6623) ...

* seal: Do not allow transfers to bring total balance below subsistence deposit

This also reworks the rent system to take the total balance into account
when evaluating whether the account is above the subsistence deposit.

* Fix nits from review

* Fix typo

* Do not enforce subsistence when called from EOA

* Rename CallOrigin to TransactorKind

* Add debug asserts to check the invariants of a plain account transactor

* Fix typo

Co-authored-by: Sergei Shulepov <sergei@parity.io>

Co-authored-by: Sergei Shulepov <sergei@parity.io>

2020-07-10 12:45:31 +00:00

substrate

seal: Prevent contracts from going below subsistence (#6623)

2020-07-10 12:45:31 +00:00

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