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Prerequisites for validate_block in Cumulus (#1926)

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* Adds benchmark for direct/indirect wasm function calls

* Store the benchmark function pointer in a `Cell`

* Add some documentation

* Make function implementations exchangeable

* Add parachain stub

* Add macro for registering the `validate_block` function

* Make all functions replace-able by unimplemented

* Some more refactoring

* Adds tests for executing empty parachain block

* Work on a new test with empty witness data

* Don't exchange `ext_print_*` stuff

* Some cleanup and one more function for `validate_block`

* More tests and more functions

* Fixes after merging master

* Use `parity-codec` `derive` feature

* CHange implementation of `wasm-nice-panic-message`

* Move `parachain` stuff to cumulus

* Updated wasm files

* Integrate feedback

* Switch to `ExchangeableFunction` struct

* More fixes

* Switch to Cell and panic on multiple replaces

* Increase `impl_version`

* Fix shifting

* Make the API more verbose of `ExchangeableFunction`

* Increase `impl_version`
This commit is contained in:
Bastian Köcher
2019-03-14 21:29:12 +01:00
committed by GitHub
parent b92b2cc29b
commit 990d368f0d
17 changed files with 578 additions and 170 deletions
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substrate/srml/support/src/storage/mod.rs
+1 -1
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@@ -38,7 +38,7 @@ impl<'a> Input for IncrementalInput<'a> {
}
}
/// Return the value of the item in storage under `key`, or `None` if there is no explicit entry.
/// Return the value of the item in storage under `key`, or `None` if there is no explicit entry.
pub fn get<T: Decode + Sized>(key: &[u8]) -> Option<T> {
let key = twox_128(key);
runtime_io::read_storage(&key[..], &mut [0; 0][..], 0).map(|_| {