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evm logs

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This commit is contained in:
debris
2016-01-06 13:00:14 +01:00
parent ad43079fdc
commit 293bca363e
5 changed files with 210 additions and 25 deletions
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33
rust-evmjit/src/lib.rs
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@@ -125,11 +125,11 @@ pub trait Env {
fn log(&mut self,
beg: *const u8,
size: *const u64,
topic1: *const JitI256,
topic2: *const JitI256,
topic3: *const JitI256,
topic4: *const JitI256);
size: u64,
topic1: *const JitH256,
topic2: *const JitH256,
topic3: *const JitH256,
topic4: *const JitH256);
fn extcode(&self, address: *const JitH256, size: *mut u64) -> *const u8;
}
@@ -222,6 +222,18 @@ pub mod ffi {
}
}
impl From<JitI256> for JitH256 {
fn from(mut i: JitI256) -> JitH256 {
unsafe {
{
let bytes: &mut [u8] = slice::from_raw_parts_mut(i.words.as_mut_ptr() as *mut u8, 32);
bytes.reverse();
}
mem::transmute(i)
}
}
}
#[repr(C)]
#[derive(Debug)]
/// Jit runtime data.
@@ -350,11 +362,11 @@ pub mod ffi {
#[no_mangle]
pub unsafe extern "C" fn env_log(env: *mut EnvHandle,
beg: *const u8,
size: *const u64,
topic1: *const JitI256,
topic2: *const JitI256,
topic3: *const JitI256,
topic4: *const JitI256) {
size: u64,
topic1: *const JitH256,
topic2: *const JitH256,
topic3: *const JitH256,
topic4: *const JitH256) {
let env = &mut *env;
env.log(beg, size, topic1, topic2, topic3, topic4);
}
@@ -403,4 +415,5 @@ fn hash_to_int() {
let h = H256 { words:[0x0123456789abcdef, 0, 0, 0] };
let i = I256::from(h);
assert_eq!([0u64, 0, 0, 0xefcdab8967452301], i.words);
assert_eq!(H256::from(i).words, h.words);
}