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Merge pull request #318 from ethcore/gavdoc

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More documentation.
This commit is contained in:
Arkadiy Paronyan 2016-02-03 13:41:50 +01:00
commit 639544f4b5
17 changed files with 87 additions and 86 deletions
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4
ethcore/src/ethereum/mod.rs
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@ -3,9 +3,9 @@
//! Contains all Ethereum network specific stuff, such as denominations and
//! consensus specifications.
/// TODO [Gav Wood] Please document me
/// Export the ethash module.
pub mod ethash;
/// TODO [Gav Wood] Please document me
/// Export the denominations module.
pub mod denominations;
pub use self::ethash::*;

4
ethcore/src/extras.rs
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@ -68,9 +68,9 @@ impl ExtrasReadable for DB {
/// Implementations should convert arbitrary type to database key slice
pub trait ExtrasSliceConvertable {
/// TODO [Gav Wood] Please document me
/// Convert self, with `i` (the index), to a 264-bit extras DB key.
fn to_extras_slice(&self, i: ExtrasIndex) -> H264;
/// TODO [debris] Please document me
/// Interpret self as a 256-bit hash, if natively `H256`.
fn as_h256(&self) -> Option<&H256> { None }
}

46
ethcore/src/header.rs
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@ -48,9 +48,9 @@ pub struct Header {
/// Block seal.
pub seal: Vec<Bytes>,
/// TODO [arkpar] Please document me
/// The memoized hash of the RLP representation *including* the seal fields.
pub hash: RefCell<Option<H256>>,
/// TODO [Gav Wood] Please document me
/// The memoized hash of the RLP representation *without* the seal fields.
pub bare_hash: RefCell<Option<H256>>,
}
@ -86,50 +86,50 @@ impl Header {
Self::default()
}
/// TODO [Gav Wood] Please document me
/// Get the number field of the header.
pub fn number(&self) -> BlockNumber { self.number }
/// TODO [Gav Wood] Please document me
/// Get the timestamp field of the header.
pub fn timestamp(&self) -> u64 { self.timestamp }
/// TODO [Gav Wood] Please document me
/// Get the author field of the header.
pub fn author(&self) -> &Address { &self.author }
/// TODO [Gav Wood] Please document me
/// Get the extra data field of the header.
pub fn extra_data(&self) -> &Bytes { &self.extra_data }
/// TODO [Gav Wood] Please document me
/// Get the state root field of the header.
pub fn state_root(&self) -> &H256 { &self.state_root }
/// TODO [Gav Wood] Please document me
/// Get the receipts root field of the header.
pub fn receipts_root(&self) -> &H256 { &self.receipts_root }
/// TODO [Gav Wood] Please document me
/// Get the gas limit field of the header.
pub fn gas_limit(&self) -> &U256 { &self.gas_limit }
/// TODO [Gav Wood] Please document me
/// Get the difficulty field of the header.
pub fn difficulty(&self) -> &U256 { &self.difficulty }
/// TODO [Gav Wood] Please document me
/// Get the seal field of the header.
pub fn seal(&self) -> &Vec<Bytes> { &self.seal }
// TODO: seal_at, set_seal_at &c.
/// TODO [Gav Wood] Please document me
/// Set the number field of the header.
pub fn set_number(&mut self, a: BlockNumber) { self.number = a; self.note_dirty(); }
/// TODO [Gav Wood] Please document me
/// Set the timestamp field of the header.
pub fn set_timestamp(&mut self, a: u64) { self.timestamp = a; self.note_dirty(); }
/// TODO [Gav Wood] Please document me
/// Set the timestamp field of the header to the current time.
pub fn set_timestamp_now(&mut self) { self.timestamp = now_utc().to_timespec().sec as u64; self.note_dirty(); }
/// TODO [Gav Wood] Please document me
/// Set the author field of the header.
pub fn set_author(&mut self, a: Address) { if a != self.author { self.author = a; self.note_dirty(); } }
/// TODO [Gav Wood] Please document me
/// Set the extra data field of the header.
pub fn set_extra_data(&mut self, a: Bytes) { if a != self.extra_data { self.extra_data = a; self.note_dirty(); } }
/// TODO [Gav Wood] Please document me
/// Set the gas used field of the header.
pub fn set_gas_used(&mut self, a: U256) { self.gas_used = a; self.note_dirty(); }
/// TODO [Gav Wood] Please document me
/// Set the gas limit field of the header.
pub fn set_gas_limit(&mut self, a: U256) { self.gas_limit = a; self.note_dirty(); }
/// TODO [Gav Wood] Please document me
/// Set the difficulty field of the header.
pub fn set_difficulty(&mut self, a: U256) { self.difficulty = a; self.note_dirty(); }
/// TODO [Gav Wood] Please document me
/// Set the seal field of the header.
pub fn set_seal(&mut self, a: Vec<Bytes>) { self.seal = a; self.note_dirty(); }
/// Get the hash of this header (sha3 of the RLP).
@ -163,7 +163,7 @@ impl Header {
}
// TODO: make these functions traity
/// TODO [Gav Wood] Please document me
/// Place this header into an RLP stream `s`, optionally `with_seal`.
pub fn stream_rlp(&self, s: &mut RlpStream, with_seal: Seal) {
s.begin_list(13 + match with_seal { Seal::With => self.seal.len(), _ => 0 });
s.append(&self.parent_hash);
@ -186,14 +186,14 @@ impl Header {
}
}
/// TODO [Gav Wood] Please document me
/// Get the RLP of this header, optionally `with_seal`.
pub fn rlp(&self, with_seal: Seal) -> Bytes {
let mut s = RlpStream::new();
self.stream_rlp(&mut s, with_seal);
s.out()
}
/// TODO [debris] Please document me
/// Get the SHA3 (Keccak) of this header, optionally `with_seal`.
pub fn rlp_sha3(&self, with_seal: Seal) -> H256 { self.rlp(with_seal).sha3() }
}

6
ethcore/src/json_tests/chain.rs
View File

@ -15,12 +15,12 @@ pub fn json_chain_test(json_data: &[u8], era: ChainEra) -> Vec<String> {
{
let mut fail_unless = |cond: bool| if !cond && !fail {
failed.push(name.clone());
flush(format!("FAIL\n"));
flushln!("FAIL");
fail = true;
true
} else {false};
flush(format!(" - {}...", name));
flush!(" - {}...", name);
let blocks: Vec<(Bytes, bool)> = test["blocks"].as_array().unwrap().iter().map(|e| (xjson!(&e["rlp"]), e.find("blockHeader").is_some())).collect();
let mut spec = match era {
@ -50,7 +50,7 @@ pub fn json_chain_test(json_data: &[u8], era: ChainEra) -> Vec<String> {
}
}
if !fail {
flush(format!("ok\n"));
flushln!("ok");
}
}
println!("!!! {:?} tests from failed.", failed.len());

8
ethcore/src/json_tests/state.rs
View File

@ -19,19 +19,19 @@ pub fn json_chain_test(json_data: &[u8], era: ChainEra) -> Vec<String> {
ChainEra::Homestead => ethereum::new_homestead_test(),
}.to_engine().unwrap();
flush(format!("\n"));
flushln!("");
for (name, test) in json.as_object().unwrap() {
let mut fail = false;
{
let mut fail_unless = |cond: bool| if !cond && !fail {
failed.push(name.clone());
flush(format!("FAIL\n"));
flushln!("FAIL");
fail = true;
true
} else {false};
flush(format!(" - {}...", name));
flush!(" - {}...", name);
let t = Transaction::from_json(&test["transaction"]);
let env = EnvInfo::from_json(&test["env"]);
@ -73,7 +73,7 @@ pub fn json_chain_test(json_data: &[u8], era: ChainEra) -> Vec<String> {
}
}
if !fail {
flush(format!("ok\n"));
flushln!("ok");
}
// TODO: Add extra APIs for output
//if fail_unless(out == r.)

8
ethcore/src/log_entry.rs
View File

@ -1,14 +1,14 @@
use util::*;
use basic_types::LogBloom;
/// A single log's entry.
/// A record of execution for a `LOG` operation.
#[derive(Default, Debug, Clone, PartialEq, Eq)]
pub struct LogEntry {
/// TODO [Gav Wood] Please document me
/// The address of the contract executing at the point of the `LOG` operation.
pub address: Address,
/// TODO [Gav Wood] Please document me
/// The topics associated with the `LOG` operation.
pub topics: Vec<H256>,
/// TODO [Gav Wood] Please document me
/// The data associated with the `LOG` operation.
pub data: Bytes,
}

11
ethcore/src/pod_account.rs
View File

@ -2,15 +2,16 @@ use util::*;
use account::*;
#[derive(Debug,Clone,PartialEq,Eq)]
/// Genesis account data. Does not have a DB overlay cache.
/// An account, expressed as Plain-Old-Data (hence the name).
/// Does not have a DB overlay cache, code hash or anything like that.
pub struct PodAccount {
/// TODO [Gav Wood] Please document me
/// The balance of the account.
pub balance: U256,
/// TODO [Gav Wood] Please document me
/// The nonce of the account.
pub nonce: U256,
/// TODO [Gav Wood] Please document me
/// The code of the account.
pub code: Bytes,
/// TODO [Gav Wood] Please document me
/// The storage of the account.
pub storage: BTreeMap<H256, H256>,
}

2
ethcore/src/pod_state.rs
View File

@ -2,7 +2,7 @@ use util::*;
use pod_account::*;
#[derive(Debug,Clone,PartialEq,Eq,Default)]
/// TODO [Gav Wood] Please document me
/// State of all accounts in the system expressed in Plain Old Data.
pub struct PodState (BTreeMap<Address, PodAccount>);
impl PodState {

10
ethcore/src/receipt.rs
View File

@ -5,18 +5,18 @@ use log_entry::LogEntry;
/// Information describing execution of a transaction.
#[derive(Default, Debug, Clone)]
pub struct Receipt {
/// TODO [Gav Wood] Please document me
/// The state root after executing the transaction.
pub state_root: H256,
/// TODO [Gav Wood] Please document me
/// The total gas used in the block following execution of the transaction.
pub gas_used: U256,
/// TODO [Gav Wood] Please document me
/// The OR-wide combination of all logs' blooms for this transaction.
pub log_bloom: LogBloom,
/// TODO [Gav Wood] Please document me
/// The logs stemming from this transaction.
pub logs: Vec<LogEntry>,
}
impl Receipt {
/// TODO [Gav Wood] Please document me
/// Create a new receipt.
pub fn new(state_root: H256, gas_used: U256, logs: Vec<LogEntry>) -> Receipt {
Receipt {
state_root: state_root,

41
ethcore/src/spec.rs
View File

@ -34,53 +34,50 @@ fn json_to_rlp_map(json: &Json) -> HashMap<String, Bytes> {
/// chain and those to be interpreted by the active chain engine.
#[derive(Debug)]
pub struct Spec {
// User friendly spec name
/// TODO [Gav Wood] Please document me
/// User friendly spec name
pub name: String,
// What engine are we using for this?
/// TODO [Gav Wood] Please document me
/// What engine are we using for this?
pub engine_name: String,
/// Known nodes on the network in enode format.
pub nodes: Vec<String>,
// Parameters concerning operation of the specific engine we're using.
// Name -> RLP-encoded value
/// TODO [Gav Wood] Please document me
/// Parameters concerning operation of the specific engine we're using.
/// Maps the parameter name to an RLP-encoded value.
pub engine_params: HashMap<String, Bytes>,
// Builtin-contracts are here for now but would like to abstract into Engine API eventually.
/// TODO [Gav Wood] Please document me
/// Builtin-contracts we would like to see in the chain.
/// (In principle these are just hints for the engine since that has the last word on them.)
pub builtins: BTreeMap<Address, Builtin>,
// Genesis params.
/// TODO [Gav Wood] Please document me
/// The genesis block's parent hash field.
pub parent_hash: H256,
/// TODO [Gav Wood] Please document me
/// The genesis block's author field.
pub author: Address,
/// TODO [Gav Wood] Please document me
/// The genesis block's difficulty field.
pub difficulty: U256,
/// TODO [Gav Wood] Please document me
/// The genesis block's gas limit field.
pub gas_limit: U256,
/// TODO [Gav Wood] Please document me
/// The genesis block's gas used field.
pub gas_used: U256,
/// TODO [Gav Wood] Please document me
/// The genesis block's timestamp field.
pub timestamp: u64,
/// Transactions root of the genesis block. Should be SHA3_NULL_RLP.
pub transactions_root: H256,
/// Receipts root of the genesis block. Should be SHA3_NULL_RLP.
pub receipts_root: H256,
/// TODO [arkpar] Please document me
/// The genesis block's extra data field.
pub extra_data: Bytes,
/// TODO [Gav Wood] Please document me
genesis_state: PodState,
/// TODO [Gav Wood] Please document me
/// The number of seal fields in the genesis block.
pub seal_fields: usize,
/// TODO [Gav Wood] Please document me
/// Each seal field, expressed as RLP, concatenated.
pub seal_rlp: Bytes,
// May be prepopulated if we know this in advance.
state_root_memo: RwLock<Option<H256>>,
// Genesis state as plain old data.
genesis_state: PodState,
}
#[allow(wrong_self_convention)] // because to_engine(self) should be to_engine(&self)
@ -106,7 +103,7 @@ impl Spec {
/// Get the known knodes of the network in enode format.
pub fn nodes(&self) -> &Vec<String> { &self.nodes }
/// TODO [Gav Wood] Please document me
/// Get the header of the genesis block.
pub fn genesis_header(&self) -> Header {
Header {
parent_hash: self.parent_hash.clone(),

2
ethcore/src/state.rs
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@ -5,7 +5,7 @@ use pod_account::*;
use pod_state::PodState;
//use state_diff::*; // TODO: uncomment once to_pod() works correctly.
/// TODO [Gav Wood] Please document me
/// Result type for the execution ("application") of a transaction.
pub type ApplyResult = Result<Receipt, Error>;
/// Representation of the entire state of all accounts in the system.

3
ethcore/src/state_diff.rs
View File

@ -3,7 +3,8 @@ use pod_state::*;
use account_diff::*;
#[derive(Debug,Clone,PartialEq,Eq)]
/// TODO [Gav Wood] Please document me
/// Expression for the delta between two system states. Encoded the
/// delta of every altered account.
pub struct StateDiff (BTreeMap<Address, AccountDiff>);
impl StateDiff {

2
ethcore/src/substate.rs
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@ -26,7 +26,7 @@ impl Substate {
}
}
/// TODO [Gav Wood] Please document me
/// Merge secondary substate `s` into self, accruing each element correspondingly.
pub fn accrue(&mut self, s: Substate) {
self.suicides.extend(s.suicides.into_iter());
self.logs.extend(s.logs.into_iter());

8
ethcore/src/transaction.rs
View File

@ -36,11 +36,11 @@ pub struct Transaction {
pub data: Bytes,
// signature
/// TODO [Gav Wood] Please document me
/// The V field of the signature, either 27 or 28; helps describe the point on the curve.
pub v: u8,
/// TODO [Gav Wood] Please document me
/// The R field of the signature; helps describe the point on the curve.
pub r: U256,
/// TODO [debris] Please document me
/// The S field of the signature; helps describe the point on the curve.
pub s: U256,
hash: RefCell<Option<H256>>,
@ -48,7 +48,7 @@ pub struct Transaction {
}
impl Transaction {
/// TODO [Gav Wood] Please document me
/// Create a new transaction.
#[cfg(test)]
pub fn new() -> Self {
Transaction {

14
util/src/bytes.rs
View File

@ -83,11 +83,12 @@ impl<'a> fmt::Display for PrettySlice<'a> {
}
}
/// TODO [Gav Wood] Please document me
/// Trait to allow a type to be pretty-printed in `format!`, where unoverridable
/// defaults cannot otherwise be avoided.
pub trait ToPretty {
/// TODO [Gav Wood] Please document me
/// Convert a type into a derivative form in order to make `format!` print it prettily.
fn pretty(&self) -> PrettySlice;
/// TODO [Gav Wood] Please document me
/// Express the object as a hex string.
fn to_hex(&self) -> String {
format!("{}", self.pretty())
}
@ -144,11 +145,12 @@ pub type Bytes = Vec<u8>;
/// Slice of bytes to underlying memory
pub trait BytesConvertable {
// TODO: rename to as_slice
/// TODO [Gav Wood] Please document me
/// Get the underlying byte-wise representation of the value.
/// Deprecated - use `as_slice` instead.
fn bytes(&self) -> &[u8];
/// TODO [Gav Wood] Please document me
/// Get the underlying byte-wise representation of the value.
fn as_slice(&self) -> &[u8] { self.bytes() }
/// TODO [Gav Wood] Please document me
/// Get a copy of the underlying byte-wise representation.
fn to_bytes(&self) -> Bytes { self.as_slice().to_vec() }
}

2
util/src/common.rs
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@ -48,7 +48,7 @@ macro_rules! flushln {
($fmt:expr, $($arg:tt)*) => (flush!(concat!($fmt, "\n"), $($arg)*));
}
/// TODO [Gav Wood] Please document me
#[doc(hidden)]
pub fn flush(s: String) {
::std::io::stdout().write(s.as_bytes()).unwrap();
::std::io::stdout().flush().unwrap();

2
util/src/trie/triedbmut.rs
View File

@ -72,7 +72,7 @@ impl<'db> TrieDBMut<'db> {
// TODO: return Result<Self, TrieError>
pub fn from_existing(db: &'db mut HashDB, root: &'db mut H256) -> Self {
if !db.exists(root) {
flush(format!("Trie root not found {}", root));
flushln!("Trie root not found {}", root);
panic!("Trie root not found!");
}
TrieDBMut {