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Add frame_support::crypto::ecdsa::Public.to_eth_address() (k256-based) and use it in pallets (#11087)

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* `ecdsa::Public::to_eth_address` + test, beefy-mmr `convert()` to use it, contracts Ext interface

* `seal_ecdsa_to_eth_address` all but benchmark done

* `seal_ecdsa_to_eth_address` + wasm test

* `seal_ecdsa_to_eth_address` + benchmark

* fixed dependencies

* Apply suggestions from code review

Co-authored-by: Alexander Theißen <alex.theissen@me.com>

* fixes from review #1

* ecdsa::Public(*pk).to_eth_address() moved to frame_support and contracts to use it

* beefy-mmr to use newly added frame_support function for convertion

* a doc fix

* import fix

* benchmark fix-1 (still fails)

* benchmark fixed

* Apply suggestions from code review

Co-authored-by: Alexander Theißen <alex.theissen@me.com>

* fixes on Alex T feedback

* to_eth_address() put into extension trait for sp-core::ecdsa::Public

* Update frame/support/src/crypto/ecdsa.rs

Co-authored-by: Alexander Theißen <alex.theissen@me.com>

* Update frame/contracts/src/wasm/mod.rs

Co-authored-by: Alexander Theißen <alex.theissen@me.com>

* fixes on issues pointed out in review

* benchmark errors fixed

* fmt fix

* EcdsaRecoverFailed err docs updated

* Apply suggestions from code review

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* make applied suggestions compile

* get rid of unwrap() in runtime

* Remove expect

Co-authored-by: Alexander Theißen <alex.theissen@me.com>
Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>
Co-authored-by: Bastian Köcher <info@kchr.de>
This commit is contained in:
Alexander Gryaznov
2022-04-16 15:51:40 +03:00
committed by GitHub
parent c6e452108b
commit 9676ce6f36
13 changed files with 283 additions and 48 deletions
Download Patch File Download Diff File Expand all files Collapse all files
substrate/frame/contracts/src/wasm/mod.rs
+39
View File
@@ -503,6 +503,9 @@ mod tests {
fn contract_info(&mut self) -> &mut crate::ContractInfo<Self::T> {
unimplemented!()
}
fn ecdsa_to_eth_address(&self, _pk: &[u8; 33]) -> Result<[u8; 20], ()> {
Ok([2u8; 20])
}
}
fn execute<E: BorrowMut<MockExt>>(wat: &str, input_data: Vec<u8>, mut ext: E) -> ExecResult {
@@ -1085,6 +1088,42 @@ mod tests {
assert_eq!(mock_ext.ecdsa_recover.into_inner(), [([1; 65], [1; 32])]);
}
#[test]
#[cfg(feature = "unstable-interface")]
fn contract_ecdsa_to_eth_address() {
/// calls `seal_ecdsa_to_eth_address` for the contstant and ensures the result equals the
/// expected one.
const CODE_ECDSA_TO_ETH_ADDRESS: &str = r#"
(module
(import "__unstable__" "seal_ecdsa_to_eth_address" (func $seal_ecdsa_to_eth_address (param i32 i32) (result i32)))
(import "seal0" "seal_return" (func $seal_return (param i32 i32 i32)))
(import "env" "memory" (memory 1 1))
(func (export "call")
;; fill the buffer with the eth address.
(call $seal_ecdsa_to_eth_address (i32.const 0) (i32.const 0))
;; Return the contents of the buffer
(call $seal_return
(i32.const 0)
(i32.const 0)
(i32.const 20)
)
;; seal_return doesn't return, so this is effectively unreachable.
(unreachable)
)
(func (export "deploy"))
)
"#;
let output = execute(CODE_ECDSA_TO_ETH_ADDRESS, vec![], MockExt::default()).unwrap();
assert_eq!(
output,
ExecReturnValue { flags: ReturnFlags::empty(), data: Bytes([0x02; 20].to_vec()) }
);
}
const CODE_GET_STORAGE: &str = r#"
(module
(import "seal0" "seal_get_storage" (func $seal_get_storage (param i32 i32 i32) (result i32)))