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rust: pass output as reference in ExecutionResult

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This commit is contained in:
Alex Beregszaszi 2019-07-03 15:48:25 +01:00
parent 32ceee35dd
commit 87ad703e62
2 changed files with 10 additions and 6 deletions
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14
bindings/rust/evmc-vm/src/lib.rs
View File

@ -51,12 +51,16 @@ impl ExecutionResult {
pub fn new( pub fn new(
_status_code: ffi::evmc_status_code, _status_code: ffi::evmc_status_code,
_gas_left: i64, _gas_left: i64,
_output: Option<Vec<u8>>, _output: Option<&Vec<u8>>,
) -> Self { ) -> Self {
ExecutionResult { ExecutionResult {
status_code: _status_code, status_code: _status_code,
gas_left: _gas_left, gas_left: _gas_left,
output: _output, output: if _output.is_some() {
Some(_output.unwrap().clone())
} else {
None
},
create_address: None, create_address: None,
} }
} }
@ -65,7 +69,7 @@ impl ExecutionResult {
ExecutionResult::new(ffi::evmc_status_code::EVMC_FAILURE, 0, None) ExecutionResult::new(ffi::evmc_status_code::EVMC_FAILURE, 0, None)
} }
pub fn success(_gas_left: i64, _output: Option<Vec<u8>>) -> Self { pub fn success(_gas_left: i64, _output: Option<&Vec<u8>>) -> Self {
ExecutionResult::new(ffi::evmc_status_code::EVMC_SUCCESS, _gas_left, _output) ExecutionResult::new(ffi::evmc_status_code::EVMC_SUCCESS, _gas_left, _output)
} }
@ -482,7 +486,7 @@ mod tests {
let r = ExecutionResult::new( let r = ExecutionResult::new(
ffi::evmc_status_code::EVMC_FAILURE, ffi::evmc_status_code::EVMC_FAILURE,
420, 420,
Some(vec![0xc0, 0xff, 0xee, 0x71, 0x75]), Some(&vec![0xc0, 0xff, 0xee, 0x71, 0x75]),
); );
let f: *const ffi::evmc_result = r.into(); let f: *const ffi::evmc_result = r.into();
@ -526,7 +530,7 @@ mod tests {
let r = ExecutionResult::new( let r = ExecutionResult::new(
ffi::evmc_status_code::EVMC_FAILURE, ffi::evmc_status_code::EVMC_FAILURE,
420, 420,
Some(vec![0xc0, 0xff, 0xee, 0x71, 0x75]), Some(&vec![0xc0, 0xff, 0xee, 0x71, 0x75]),
); );
let f: ffi::evmc_result = r.into(); let f: ffi::evmc_result = r.into();

2
examples/example-rust-vm/src/lib.rs
View File

@ -20,7 +20,7 @@ impl EvmcVm for ExampleRustVM {
if is_create { if is_create {
ExecutionResult::failure() ExecutionResult::failure()
} else { } else {
ExecutionResult::success(66, Some(vec![0xc0, 0xff, 0xee])) ExecutionResult::success(66, Some(&vec![0xc0, 0xff, 0xee]))
} }
} }
} }