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arkpar 2016-01-11 13:51:58 +01:00
parent 0221d47544
commit 3185301c97
2 changed files with 10 additions and 5 deletions
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13
src/engine.rs
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@ -33,12 +33,17 @@ pub trait Engine : Sync + Send {
fn on_new_block(&self, _block: &mut Block) {} fn on_new_block(&self, _block: &mut Block) {}
fn on_close_block(&self, _block: &mut Block) {} fn on_close_block(&self, _block: &mut Block) {}
/// Verify that `header` is valid. // TODO: consider including State in the params for verification functions.
/// `parent` (the parent header) and `block` (the header's full block) may be provided for additional /// Phase 1 quick block verification. Only does checks that are cheap. `block` (the header's full block)
/// checks. Returns either a null `Ok` or a general error detailing the problem with import. /// may be provided for additional checks. Returns either a null `Ok` or a general error detailing the problem with import.
// TODO: consider including State in the params.
fn verify_block_basic(&self, _header: &Header, _block: Option<&[u8]>) -> Result<(), Error> { Ok(()) } fn verify_block_basic(&self, _header: &Header, _block: Option<&[u8]>) -> Result<(), Error> { Ok(()) }
/// Phase 2 verification. Perform costly checks such as transaction signatures. `block` (the header's full block)
/// may be provided for additional checks. Returns either a null `Ok` or a general error detailing the problem with import.
fn verify_block_unordered(&self, _header: &Header, _block: Option<&[u8]>) -> Result<(), Error> { Ok(()) } fn verify_block_unordered(&self, _header: &Header, _block: Option<&[u8]>) -> Result<(), Error> { Ok(()) }
/// Phase 3 verification. Check block information against parent and uncles. `block` (the header's full block)
/// may be provided for additional checks. Returns either a null `Ok` or a general error detailing the problem with import.
fn verify_block_final(&self, _header: &Header, _parent: &Header, _block: Option<&[u8]>) -> Result<(), Error> { Ok(()) } fn verify_block_final(&self, _header: &Header, _parent: &Header, _block: Option<&[u8]>) -> Result<(), Error> { Ok(()) }
/// Additional verification for transactions in blocks. /// Additional verification for transactions in blocks.

2
src/verification.rs
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@ -36,7 +36,7 @@ pub fn verify_block_unordered(bytes: &[u8], engine: &Engine) -> Result<(), Error
Ok(()) Ok(())
} }
/// Phase 3 verification. Check block information against parents and uncles. /// Phase 3 verification. Check block information against parent and uncles.
pub fn verify_block_final(bytes: &[u8], engine: &Engine, bc: &BlockChain) -> Result<(), Error> { pub fn verify_block_final(bytes: &[u8], engine: &Engine, bc: &BlockChain) -> Result<(), Error> {
let block = BlockView::new(bytes); let block = BlockView::new(bytes);
let header = block.header(); let header = block.header();