Compile polkadot-runtime both for Wasm ad native, allowing for testing and direct usage.

substrate/Cargo.lock

@@ -499,6 +499,13 @@ dependencies = [
  "ws2_32-sys 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "native-runtime"
+version = "0.1.0"
+dependencies = [
+ "runtime-support 0.1.0",
+]
+
 [[package]]
 name = "net2"
 version = "0.2.31"
@@ -808,6 +815,10 @@ dependencies = [
  "rustc-hex 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "runtime-support"
+version = "0.1.0"
+
 [[package]]
 name = "rustc-demangle"
 version = "0.1.5"

substrate/Cargo.toml

@@ -16,10 +16,11 @@ members = [
 	"primitives",
 	"rpc",
 	"rpc_servers",
+	"native-runtime",
 	"serializer",
 	"state_machine",
 	"validator",
 ]
 exclude = [
-	"runtime"
+	"wasm-runtime"
 ]

substrate/executor/src/wasm_executor.rs

@@ -136,7 +136,7 @@ impl_function_executor!(this: FunctionExecutor<'e, E>,
 			} else { 0 }
 		} else { 0 }
 	},
-	ext_deposit_log(_log_data: *const u8, _log_len: u32) {
+	ext_deposit_log(_log_data: *const u8, _log_len: u32) => {
 		unimplemented!()
 	}
 	=> <'e, E: Externalities + 'e>
@@ -175,8 +175,8 @@ impl CodeExecutor for WasmExecutor {
 		let returned = program
 				.params_with_external("env", &mut fec)
 				.map(|p| p
-					.add_argument(I32(offset as u32))
+					.add_argument(I32(offset as i32))
-					.add_argument(I32(size as u32)))
+					.add_argument(I32(size as i32)))
 			.and_then(|p| module.execute_export(method, p))
 			.map_err(|_| -> Error { ErrorKind::Runtime.into() })?;
 
@@ -233,8 +233,8 @@ mod tests {
 			let returned = program
 					.params_with_external("env", &mut fec)
 					.map(|p| p
-						.add_argument(I32(offset as u32))
+						.add_argument(I32(offset as i32))
-						.add_argument(I32(size as u32)))
+						.add_argument(I32(size as i32)))
 				.and_then(|p| module.execute_export("test_data_in", p))
 				.map_err(|_| -> Error { ErrorKind::Runtime.into() }).expect("function should be callable");
 

substrate/native-runtime/Cargo.toml

@@ -0,0 +1,12 @@
+[package]
+name = "native-runtime"
+version = "0.1.0"
+authors = ["Parity Technologies <admin@parity.io>"]
+
+[features]
+default = ["with-std"]
+with-std = []
+without-std = []
+
+[dependencies]
+runtime-support = { path = "./support", version = "0.1" }

substrate/native-runtime/src

@@ -0,0 +1 @@
+../wasm-runtime/polkadot/src

substrate/native-runtime/support/Cargo.toml

@@ -0,0 +1,7 @@
+[package]
+name = "runtime-support"
+version = "0.1.0"
+authors = ["Parity Technologies <admin@parity.io>"]
+
+[features]
+strict = []

substrate/native-runtime/support/src/lib.rs

@@ -0,0 +1,10 @@
+pub use std::vec::Vec;
+
+pub fn storage(_key: &[u8]) -> Vec<u8> { vec![] }
+pub fn storage_into<T: Sized>(_key: &[u8]) -> Option<T> { None }
+pub fn set_storage(_key: &[u8], _value: &[u8]) {}
+
+#[macro_export]
+macro_rules! impl_stubs {
+	($( $name:ident ),*) => {}
+}

substrate/wasm-runtime/polkadot/Cargo.toml

@@ -8,3 +8,8 @@ crate-type = ["cdylib"]
 
 [dependencies]
 runtime-support = { path = "../support", version = "0.1" }
+
+[features]
+default = ["without-std"]
+with-std = []
+without-std = []

substrate/wasm-runtime/polkadot/src/lib.rs

@@ -1,14 +1,9 @@
-#![no_std]
+#![cfg_attr(feature = "without-std", no_std)]
-#![feature(lang_items)]
 #![cfg_attr(feature = "strict", deny(warnings))]
 
-#![feature(alloc)]
-extern crate alloc;
-use alloc::vec::Vec;
-
 #[macro_use]
 extern crate runtime_support;
-use runtime_support::{set_storage, storage, storage_into};
+use runtime_support::{set_storage, storage, storage_into, Vec};
 
 /// The hash of an ECDSA pub key which is used to identify an external transactor.
 pub type AccountID = [u8; 32];
@@ -116,12 +111,12 @@ fn get_environment() -> EnvironmentHolder {
 // TODO: include RLP implementation
 // TODO: add keccak256 (or some better hashing scheme) & ECDSA-recover (or some better sig scheme)
 
-fn execute_block(_input: Vec<u8>) -> Vec<u8> {
+pub fn execute_block(_input: Vec<u8>) -> Vec<u8> {
 	let block = Block::from_rlp(&_input);
 	environment::execute_block(&block)
 }
 
-fn execute_transaction(_input: Vec<u8>) -> Vec<u8> {
+pub fn execute_transaction(_input: Vec<u8>) -> Vec<u8> {
 	let tx = Transaction::from_rlp(&_input);
 	environment::execute_transaction(&tx)
 }
@@ -235,6 +230,11 @@ mod consensus {
 		unimplemented!()
 	}
 
+	/// The number of blocks in each session.
+	pub fn session_length() -> BlockNumber {
+		10
+	}
+
 	/// Sets the session key of `_validator` to `_session`. This doesn't take effect until the next
 	/// session.
 	pub fn set_session_key(_validator: AccountID, _session: AccountID) {
@@ -260,11 +260,14 @@ mod staking {
 	use super::*;
 
 	/// The length of a staking era in blocks.
-	fn era_length() -> BlockNumber { unimplemented!() }
+	pub fn era_length() -> BlockNumber { sessions_per_era() * consensus::session_length() }
+
+	/// The length of a staking era in sessions.
+	pub fn sessions_per_era() -> BlockNumber { 10 }
 
 	/// The era has changed - enact new staking set.
 	///
-	/// NOTE: This is always a session change.
+	/// NOTE: This always happens on a session change.
 	fn next_era() { unimplemented!() }
 
 	/// The balance of a given account.

substrate/wasm-runtime/support/src/lib.rs

@@ -1,10 +1,12 @@
 #![no_std]
 #![feature(lang_items)]
+#![feature(alloc)]
 #![cfg_attr(feature = "strict", deny(warnings))]
 
 #![feature(alloc)]
+//#[macro_use]
 extern crate alloc;
-use alloc::vec::Vec;
+pub use alloc::vec::Vec;
 use core::mem;
 
 extern crate pwasm_libc;
@@ -36,16 +38,17 @@ pub fn storage(key: &[u8]) -> Vec<u8> {
 pub fn storage_into<T: Sized>(key: &[u8]) -> Option<T> {
 	let mut result: T;
 	let size = mem::size_of::<T>();
-	let mut written;
+	let written;
 	unsafe {
 		result = mem::uninitialized();
 		let result_as_byte_blob = mem::transmute::<*mut T, *mut u8>(&mut result);
 		written = ext_get_storage_into(&key[0], key.len() as u32, result_as_byte_blob, size as u32) as usize;
 	}
 	// Only return a fully written value.
-	match written {
+	if written == size {
-		size => Some(result),
+		Some(result)
-		_ => None,
+	} else {
+		None
 	}
 }
 
@@ -96,7 +99,7 @@ macro_rules! impl_stubs {
 				#[no_mangle]
 				pub fn $name(input_data: *mut u8, input_len: usize) -> u64 {
 					let input = unsafe {
-						super::alloc::vec::Vec::from_raw_parts(input_data, input_len, input_len)
+						$crate::Vec::from_raw_parts(input_data, input_len, input_len)
 					};
 
 					let output = super::$name(input);

substrate/wasm-runtime/target/debug/.fingerprint/pwasm-libc-e72991cbfafd2b71/lib-pwasm_libc-e72991cbfafd2b71

@@ -0,0 +1 @@
+ba1707f874223553

substrate/wasm-runtime/target/debug/.fingerprint/pwasm-libc-e72991cbfafd2b71/lib-pwasm_libc-e72991cbfafd2b71.json

@@ -0,0 +1 @@
+{"rustc":8291033049748019918,"features":"[]","target":14441046832906989149,"profile":731176819336294830,"deps":[],"local":[{"MtimeBased":[[1515500307,607755819],"/Users/gav/Core/polkadot/wasm-runtime/target/debug/.fingerprint/pwasm-libc-e72991cbfafd2b71/dep-lib-pwasm_libc-e72991cbfafd2b71"]}],"rustflags":[]}

substrate/wasm-runtime/target/debug/deps/pwasm_libc-b023388293df7da5.d

@@ -0,0 +1,5 @@
+/Users/gav/Core/polkadot/wasm-runtime/target/debug/deps/pwasm_libc-b023388293df7da5: /Users/gav/Core/polkadot/wasm-runtime/pwasm-libc/src/lib.rs
+
+/Users/gav/Core/polkadot/wasm-runtime/target/debug/deps/pwasm_libc-b023388293df7da5.d: /Users/gav/Core/polkadot/wasm-runtime/pwasm-libc/src/lib.rs
+
+/Users/gav/Core/polkadot/wasm-runtime/pwasm-libc/src/lib.rs:

substrate/wasm-runtime/target/wasm32-unknown-unknown/release/.fingerprint/pwasm-alloc-e37006629c0ab425/lib-pwasm_alloc-e37006629c0ab425

@@ -0,0 +1 @@
+ee4d5b5400bf9619

substrate/wasm-runtime/target/wasm32-unknown-unknown/release/.fingerprint/pwasm-alloc-e37006629c0ab425/lib-pwasm_alloc-e37006629c0ab425.json

@@ -0,0 +1 @@
+{"rustc":8294656847287967537,"features":"[]","target":1127969377865045195,"profile":42358739494345872,"deps":[["pwasm-libc v0.1.0 (file:///Users/gav/Core/polkadot/wasm-runtime/pwasm-libc)",6197225601014249845]],"local":[{"MtimeBased":[[1515500743,816953612],"/Users/gav/Core/polkadot/wasm-runtime/target/wasm32-unknown-unknown/release/.fingerprint/pwasm-alloc-e37006629c0ab425/dep-lib-pwasm_alloc-e37006629c0ab425"]}],"rustflags":[]}

substrate/wasm-runtime/target/wasm32-unknown-unknown/release/.fingerprint/pwasm-libc-9375d1aea6d3c98f/lib-pwasm_libc-9375d1aea6d3c98f

@@ -0,0 +1 @@
+7539698dd9f70056

substrate/wasm-runtime/target/wasm32-unknown-unknown/release/.fingerprint/pwasm-libc-9375d1aea6d3c98f/lib-pwasm_libc-9375d1aea6d3c98f.json

@@ -0,0 +1 @@
+{"rustc":8294656847287967537,"features":"[]","target":14441046832906989149,"profile":42358739494345872,"deps":[],"local":[{"MtimeBased":[[1515500743,598235760],"/Users/gav/Core/polkadot/wasm-runtime/target/wasm32-unknown-unknown/release/.fingerprint/pwasm-libc-9375d1aea6d3c98f/dep-lib-pwasm_libc-9375d1aea6d3c98f"]}],"rustflags":[]}

substrate/wasm-runtime/target/wasm32-unknown-unknown/release/.fingerprint/runtime-polkadot-1e4c8740d04ba868/lib-runtime_polkadot

@@ -0,0 +1 @@
+d4940d6f62cf958e

substrate/wasm-runtime/target/wasm32-unknown-unknown/release/.fingerprint/runtime-polkadot-1e4c8740d04ba868/lib-runtime_polkadot.json

@@ -0,0 +1 @@
+{"rustc":8294656847287967537,"features":"[\"default\", \"without-std\"]","target":15371597068611496627,"profile":42358739494345872,"deps":[["runtime-support v0.1.0 (file:///Users/gav/Core/polkadot/wasm-runtime/support)",2223771509741189442]],"local":[{"MtimeBased":[[1515501953,507863132],"/Users/gav/Core/polkadot/wasm-runtime/target/wasm32-unknown-unknown/release/.fingerprint/runtime-polkadot-1e4c8740d04ba868/dep-lib-runtime_polkadot"]}],"rustflags":[]}

substrate/wasm-runtime/target/wasm32-unknown-unknown/release/.fingerprint/runtime-support-5482fb51bf4d410e/lib-runtime_support-5482fb51bf4d410e

@@ -0,0 +1 @@
+42f9c1f3676cdc1e

substrate/wasm-runtime/target/wasm32-unknown-unknown/release/.fingerprint/runtime-support-5482fb51bf4d410e/lib-runtime_support-5482fb51bf4d410e.json

@@ -0,0 +1 @@
+{"rustc":8294656847287967537,"features":"[]","target":14982045766639954252,"profile":42358739494345872,"deps":[["pwasm-alloc v0.1.0 (file:///Users/gav/Core/polkadot/wasm-runtime/pwasm-alloc)",1843871105590971886],["pwasm-libc v0.1.0 (file:///Users/gav/Core/polkadot/wasm-runtime/pwasm-libc)",6197225601014249845]],"local":[{"MtimeBased":[[1515500954,752149165],"/Users/gav/Core/polkadot/wasm-runtime/target/wasm32-unknown-unknown/release/.fingerprint/runtime-support-5482fb51bf4d410e/dep-lib-runtime_support-5482fb51bf4d410e"]}],"rustflags":[]}

substrate/wasm-runtime/target/wasm32-unknown-unknown/release/.fingerprint/runtime-test-0ee9f37942e84b82/lib-runtime_test

@@ -0,0 +1 @@
+9cf830998a9aef5e

substrate/wasm-runtime/target/wasm32-unknown-unknown/release/.fingerprint/runtime-test-0ee9f37942e84b82/lib-runtime_test.json

@@ -0,0 +1 @@
+{"rustc":8294656847287967537,"features":"[]","target":11385551307513482501,"profile":42358739494345872,"deps":[["runtime-support v0.1.0 (file:///Users/gav/Core/polkadot/wasm-runtime/support)",2223771509741189442]],"local":[{"MtimeBased":[[1515500955,389693545],"/Users/gav/Core/polkadot/wasm-runtime/target/wasm32-unknown-unknown/release/.fingerprint/runtime-test-0ee9f37942e84b82/dep-lib-runtime_test"]}],"rustflags":[]}

substrate/wasm-runtime/target/wasm32-unknown-unknown/release/libpwasm_alloc.d

@@ -0,0 +1 @@
+/Users/gav/Core/polkadot/wasm-runtime/target/wasm32-unknown-unknown/release/libpwasm_alloc.rlib: /Users/gav/Core/polkadot/wasm-runtime/pwasm-alloc/src/lib.rs /Users/gav/Core/polkadot/wasm-runtime/pwasm-libc/src/lib.rs

substrate/wasm-runtime/target/wasm32-unknown-unknown/release/libpwasm_libc.d

@@ -0,0 +1 @@
+/Users/gav/Core/polkadot/wasm-runtime/target/wasm32-unknown-unknown/release/libpwasm_libc.rlib: /Users/gav/Core/polkadot/wasm-runtime/pwasm-libc/src/lib.rs

substrate/wasm-runtime/target/wasm32-unknown-unknown/release/libruntime_support.d

@@ -0,0 +1 @@
+/Users/gav/Core/polkadot/wasm-runtime/target/wasm32-unknown-unknown/release/libruntime_support.rlib: /Users/gav/Core/polkadot/wasm-runtime/pwasm-libc/src/lib.rs /Users/gav/Core/polkadot/wasm-runtime/support/src/lib.rs /Users/gav/Core/polkadot/wasm-runtime/pwasm-alloc/src/lib.rs

substrate/wasm-runtime/target/wasm32-unknown-unknown/release/runtime_polkadot.d

@@ -0,0 +1 @@
+/Users/gav/Core/polkadot/wasm-runtime/target/wasm32-unknown-unknown/release/runtime_polkadot.wasm: /Users/gav/Core/polkadot/wasm-runtime/pwasm-alloc/src/lib.rs /Users/gav/Core/polkadot/wasm-runtime/support/src/lib.rs /Users/gav/Core/polkadot/wasm-runtime/polkadot/src/lib.rs /Users/gav/Core/polkadot/wasm-runtime/pwasm-libc/src/lib.rs

substrate/wasm-runtime/target/wasm32-unknown-unknown/release/runtime_test.d

@@ -0,0 +1 @@
+/Users/gav/Core/polkadot/wasm-runtime/target/wasm32-unknown-unknown/release/runtime_test.wasm: /Users/gav/Core/polkadot/wasm-runtime/pwasm-alloc/src/lib.rs /Users/gav/Core/polkadot/wasm-runtime/test/src/lib.rs /Users/gav/Core/polkadot/wasm-runtime/pwasm-libc/src/lib.rs /Users/gav/Core/polkadot/wasm-runtime/support/src/lib.rs