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PkmnLib_rs
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Update to Wasmer 3.0 beta
continuous-integration/drone/push Build is passing Details

This commit is contained in:
Deukhoofd 2022-08-27 14:14:58 +02:00
parent c5fb81c179
commit bd62c1ac62
Signed by: Deukhoofd
GPG Key ID: F63E044490819F6F
14 changed files with 315 additions and 241 deletions
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9
.drone.yml
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@ -22,15 +22,6 @@ steps:
- cargo miri test --release --color=always
depends_on:
- test-debug-linux
- name: test-address-sanitizer
image: deukhoofd/linux64builder
environment:
RUSTFLAGS: -Zsanitizer=address
RUSTDOCFLAGS: -Zsanitizer=address
commands:
- cargo test -Zbuild-std --target x86_64-unknown-linux-gnu --color=always -- --test-threads=1
depends_on:
- test-debug-linux
- name: test-coverage
image: deukhoofd/linux64builder
commands:

2
Cargo.toml
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@ -53,7 +53,7 @@ indexmap = "1.8.2"
parking_lot = "0.12.1"
conquer-once = "0.3.2"
serde = { version = "1.0.137", optional = true, features = ["derive"] }
wasmer = { version = "2.3.0", optional = true, default-features = false, features = ["default-cranelift", "universal", "experimental-reference-types-extern-ref"] }
wasmer = { version = "3.0.0-beta", optional = true, default-features = true }
unique-type-id = { version = "1.0.0", optional = true }
unique-type-id-derive = { version = "1.0.0", optional = true }
paste = { version = "1.0.8" }

9
src/script_implementations/wasm/export_registry/dynamic_data/learned_move.rs
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@ -5,21 +5,22 @@ use crate::script_implementations::wasm::export_registry::register;
use crate::script_implementations::wasm::extern_ref::ExternRef;
use crate::script_implementations::wasm::script_resolver::WebAssemblyEnv;
use crate::static_data::MoveData;
use wasmer::FunctionEnvMut;
register! {
fn learned_move_get_learn_method(
env: &WebAssemblyEnv,
env: FunctionEnvMut<WebAssemblyEnv>,
turn_choice: ExternRef<LearnedMove>,
) -> u8 {
unsafe {
transmute(turn_choice.value(env).unwrap().learn_method())
transmute(turn_choice.value(&env).unwrap().learn_method())
}
}
fn learned_move_get_move_data(
env: &WebAssemblyEnv,
env: FunctionEnvMut<WebAssemblyEnv>,
turn_choice: ExternRef<LearnedMove>,
) -> ExternRef<MoveData> {
ExternRef::new(env.data().as_ref(), turn_choice.value(env).unwrap().move_data())
ExternRef::func_new(&env, turn_choice.value(&env).unwrap().move_data())
}
}

14
src/script_implementations/wasm/export_registry/dynamic_data/mod.rs
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@ -1,7 +1,7 @@
use crate::dynamic_data::DynamicLibrary;
use crate::script_implementations::wasm::export_registry::register;
use crate::script_implementations::wasm::extern_ref::ExternRef;
use wasmer::{Exports, Store};
use wasmer::{FunctionEnv, FunctionEnvMut, Imports, StoreMut};
use crate::script_implementations::wasm::script_resolver::WebAssemblyEnv;
use crate::static_data::StaticData;
@ -15,17 +15,17 @@ mod turn_choice;
register! {
fn dynamic_library_get_static_data(
env: &WebAssemblyEnv,
env: FunctionEnvMut<WebAssemblyEnv>,
dynamic_lib: ExternRef<DynamicLibrary>,
) -> ExternRef<StaticData> {
ExternRef::new(env.data().as_ref(), dynamic_lib.value(env).unwrap().static_data())
ExternRef::func_new(&env, dynamic_lib.value(&env).unwrap().static_data())
}
manual manual_register
}
/// Additional required manual registration
fn manual_register(exports: &mut Exports, store: &Store, env: WebAssemblyEnv) {
turn_choice::register(exports, store, env.clone());
pokemon::register(exports, store, env.clone());
learned_move::register(exports, store, env);
fn manual_register(imports: &mut Imports, store: &mut StoreMut, env: &FunctionEnv<WebAssemblyEnv>) {
turn_choice::register(imports, store, env);
pokemon::register(imports, store, env);
learned_move::register(imports, store, env);
}

47
src/script_implementations/wasm/export_registry/dynamic_data/pokemon.rs
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@ -6,72 +6,73 @@ use crate::script_implementations::wasm::extern_ref::ExternRef;
use crate::script_implementations::wasm::script_resolver::WebAssemblyEnv;
use crate::static_data::StatisticSet;
use crate::static_data::{ClampedStatisticSet, Species};
use wasmer::FunctionEnvMut;
register! {
fn pokemon_get_library(
env: &WebAssemblyEnv,
env: FunctionEnvMut<WebAssemblyEnv>,
pokemon: ExternRef<Pokemon>,
) -> ExternRef<DynamicLibrary> {
let lib = pokemon.value(env).unwrap().library();
ExternRef::new(env.data().as_ref(), lib)
let lib = pokemon.value(&env).unwrap().library();
ExternRef::func_new(&env, lib)
}
fn pokemon_get_boosted_stats(
env: &WebAssemblyEnv,
env: FunctionEnvMut<WebAssemblyEnv>,
pokemon: ExternRef<Pokemon>,
) -> ExternRef<StatisticSet<u32>> {
let statistic_set = pokemon.value(env).unwrap().boosted_stats();
ExternRef::new(env.data().as_ref(), statistic_set)
let statistic_set = pokemon.value(&env).unwrap().boosted_stats();
ExternRef::func_new(&env, statistic_set)
}
fn pokemon_get_flat_stats(
env: &WebAssemblyEnv,
env: FunctionEnvMut<WebAssemblyEnv>,
pokemon: ExternRef<Pokemon>,
) -> ExternRef<StatisticSet<u32>> {
let statistic_set = pokemon.value(env).unwrap().flat_stats();
ExternRef::new(env.data().as_ref(), statistic_set)
let statistic_set = pokemon.value(&env).unwrap().flat_stats();
ExternRef::func_new(&env, statistic_set)
}
fn pokemon_get_stat_boosts(
env: &WebAssemblyEnv,
env: FunctionEnvMut<WebAssemblyEnv>,
pokemon: ExternRef<Pokemon>,
) -> ExternRef<ClampedStatisticSet<i8, -6, 6>> {
let statistic_set = pokemon.value(env).unwrap().stat_boosts();
ExternRef::new(env.data().as_ref(), statistic_set)
let statistic_set = pokemon.value(&env).unwrap().stat_boosts();
ExternRef::func_new(&env, statistic_set)
}
fn pokemon_get_individual_values(
env: &WebAssemblyEnv,
env: FunctionEnvMut<WebAssemblyEnv>,
pokemon: ExternRef<Pokemon>,
) -> ExternRef<ClampedStatisticSet<u8, 0, 31>> {
let statistic_set = pokemon.value(env).unwrap().individual_values();
ExternRef::new(env.data().as_ref(), statistic_set)
let statistic_set = pokemon.value(&env).unwrap().individual_values();
ExternRef::func_new(&env, statistic_set)
}
fn pokemon_get_effort_values(
env: &WebAssemblyEnv,
env: FunctionEnvMut<WebAssemblyEnv>,
pokemon: ExternRef<Pokemon>,
) -> ExternRef<ClampedStatisticSet<u8, 0, 252>> {
let statistic_set = pokemon.value(env).unwrap().effort_values();
ExternRef::new(env.data().as_ref(), statistic_set)
let statistic_set = pokemon.value(&env).unwrap().effort_values();
ExternRef::func_new(&env, statistic_set)
}
fn pokemon_get_species(
env: &WebAssemblyEnv,
env: FunctionEnvMut<WebAssemblyEnv>,
pokemon: ExternRef<Pokemon>,
) -> ExternRef<Species> {
let species = pokemon.value(env).unwrap().species();
ExternRef::new(env.data().as_ref(), species)
let species = pokemon.value(&env).unwrap().species();
ExternRef::func_new(&env, species)
}
fn pokemon_damage(
env: &WebAssemblyEnv,
env: FunctionEnvMut<WebAssemblyEnv>,
pokemon: ExternRef<Pokemon>,
damage: u32,
source: u8
) {
unsafe{
pokemon.value(env).unwrap().damage(damage, transmute(source));
pokemon.value(&env).unwrap().damage(damage, transmute(source));
}
}
}

25
src/script_implementations/wasm/export_registry/dynamic_data/turn_choice.rs
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@ -4,22 +4,23 @@ use crate::dynamic_data::{LearnedMove, Pokemon, TurnChoice};
use crate::script_implementations::wasm::export_registry::register;
use crate::script_implementations::wasm::extern_ref::ExternRef;
use crate::script_implementations::wasm::script_resolver::WebAssemblyEnv;
use wasmer::FunctionEnvMut;
register! {
fn turn_choice_get_user(
env: &WebAssemblyEnv,
env: FunctionEnvMut<WebAssemblyEnv>,
turn_choice: ExternRef<TurnChoice>,
) -> ExternRef<Pokemon> {
let turn_choice = turn_choice.value(env).unwrap();
ExternRef::new(env.data().as_ref(), turn_choice.user().as_ref().deref())
let turn_choice = turn_choice.value(&env).unwrap();
ExternRef::func_new(&env, turn_choice.user().as_ref().deref())
}
fn turn_choice_get_kind(
env: &WebAssemblyEnv,
env: FunctionEnvMut<WebAssemblyEnv>,
turn_choice: ExternRef<TurnChoice>,
) -> u8 {
match turn_choice.value(env).unwrap() {
match turn_choice.value(&env).unwrap() {
TurnChoice::Move(_) => 0,
TurnChoice::Item(_) => 1,
TurnChoice::Switch(_) => 2,
@ -29,30 +30,30 @@ register! {
}
fn turn_choice_move_used_move(
env: &WebAssemblyEnv,
env: FunctionEnvMut<WebAssemblyEnv>,
turn_choice: ExternRef<TurnChoice>,
) -> ExternRef<LearnedMove> {
if let TurnChoice::Move(d) = turn_choice.value(env).unwrap() {
return ExternRef::new(env.data().as_ref(), d.used_move().as_ref());
if let TurnChoice::Move(d) = turn_choice.value(&env).unwrap() {
return ExternRef::func_new(&env, d.used_move().as_ref());
}
panic!("Invalid turn choice");
}
fn turn_choice_move_target_side(
env: &WebAssemblyEnv,
env: FunctionEnvMut<WebAssemblyEnv>,
turn_choice: ExternRef<TurnChoice>,
) -> u8 {
if let TurnChoice::Move(d) = turn_choice.value(env).unwrap() {
if let TurnChoice::Move(d) = turn_choice.value(&env).unwrap() {
return d.target_side();
}
panic!("Invalid turn choice");
}
fn turn_choice_move_target_index(
env: &WebAssemblyEnv,
env: FunctionEnvMut<WebAssemblyEnv>,
turn_choice: ExternRef<TurnChoice>,
) -> u8 {
if let TurnChoice::Move(d) = turn_choice.value(env).unwrap() {
if let TurnChoice::Move(d) = turn_choice.value(&env).unwrap() {
return d.target_index();
}
panic!("Invalid turn choice");

118
src/script_implementations/wasm/export_registry/mod.rs
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@ -1,7 +1,7 @@
use std::ffi::CString;
use std::mem::{align_of, forget};
use wasmer::{Exports, Store};
use wasmer::{FunctionEnv, FunctionEnvMut, Imports, StoreMut};
use crate::script_implementations::wasm::extern_ref::ExternRef;
use crate::script_implementations::wasm::script_resolver::WebAssemblyEnv;
@ -14,19 +14,12 @@ mod dynamic_data;
mod static_data;
/// Register a single function.
#[allow(unused_macros)]
macro_rules! register_func {
($exports: ident, $store: ident, $func: ident) => {
$exports.insert(stringify!($func), Function::new_native($store, $func));
};
}
/// Register a single function that requires environment data.
macro_rules! register_func_with_env {
($exports: ident, $store: ident, $func: ident, $env: expr) => {
$exports.insert(
($imports: ident, $store: ident, $func: ident, $env: expr) => {
$imports.define(
"env",
stringify!($func),
wasmer::Function::new_native_with_env($store, $env.clone(), $func),
wasmer::Function::new_typed_with_env($store, $env, $func),
);
};
}
@ -41,19 +34,22 @@ macro_rules! register {
manual $manual_name:ident
)?
) => {
pub(crate) fn register(exports: &mut crate::script_implementations::wasm::export_registry::Exports,
store: &crate::script_implementations::wasm::export_registry::Store,
env: crate::script_implementations::wasm::script_resolver::WebAssemblyEnv) {
$(
$(
fn $name(
$(
$par: $par_type,
)*
) $(-> $return)* $block
crate::script_implementations::wasm::export_registry::register_func_with_env!(exports, store, $name, env);
)*
$( $manual_name(exports, store, env) )*
pub(crate) fn register(imports: &mut wasmer::Imports,
store: &mut wasmer::StoreMut,
env: &wasmer::FunctionEnv<crate::script_implementations::wasm::script_resolver::WebAssemblyEnv>) {
$(
crate::script_implementations::wasm::export_registry::register_func_with_env!(imports, store, $name, env);
)*
$( $manual_name(imports, store, env) )*
}
};
}
@ -62,27 +58,31 @@ pub(crate) use register;
pub(crate) use register_func_with_env;
/// Register the functions we expose to WASM.
pub(crate) fn register_webassembly_funcs(exports: &mut Exports, store: &Store, env: WebAssemblyEnv) {
register_func_with_env!(exports, store, _print, env);
register_func_with_env!(exports, store, _error, env);
register_func_with_env!(exports, store, _vec_extern_ref_get_value, env);
pub(crate) fn register_webassembly_funcs(
imports: &mut Imports,
store: &mut StoreMut,
env: &FunctionEnv<WebAssemblyEnv>,
) {
register_func_with_env!(imports, store, _print, env);
register_func_with_env!(imports, store, _error, env);
register_func_with_env!(imports, store, _vec_extern_ref_get_value, env);
static_data::register(exports, store, env.clone());
dynamic_data::register(exports, store, env.clone());
static_data::register(imports, store, env);
dynamic_data::register(imports, store, env);
register_func_with_env!(exports, store, string_key_get_hash, env);
register_func_with_env!(exports, store, string_key_get_str, env);
register_func_with_env!(exports, store, effect_parameter_get_type, env);
register_func_with_env!(exports, store, effect_parameter_as_bool, env);
register_func_with_env!(exports, store, effect_parameter_as_int, env);
register_func_with_env!(exports, store, effect_parameter_as_float, env);
register_func_with_env!(exports, store, effect_parameter_as_string, env);
register_func_with_env!(imports, store, string_key_get_hash, env);
register_func_with_env!(imports, store, string_key_get_str, env);
register_func_with_env!(imports, store, effect_parameter_get_type, env);
register_func_with_env!(imports, store, effect_parameter_as_bool, env);
register_func_with_env!(imports, store, effect_parameter_as_int, env);
register_func_with_env!(imports, store, effect_parameter_as_float, env);
register_func_with_env!(imports, store, effect_parameter_as_string, env);
}
/// Logging function for WASM.
fn _print(env: &WebAssemblyEnv, p: u32, len: u32) {
fn _print(env: FunctionEnvMut<WebAssemblyEnv>, p: u32, len: u32) {
unsafe {
let mem: *mut u8 = env.data().memory().data_ptr().offset(p as isize);
let mem: *mut u8 = env.data().data().memory().offset(p as isize);
let s = String::from_raw_parts(mem, len as usize, len as usize);
println!("{}", s);
forget(s);
@ -91,11 +91,19 @@ fn _print(env: &WebAssemblyEnv, p: u32, len: u32) {
/// Triggers when WASM panics.
#[track_caller]
fn _error(env: &WebAssemblyEnv, message: u32, message_len: u32, file: u32, file_len: u32, line: u32, position: u32) {
fn _error(
env: FunctionEnvMut<WebAssemblyEnv>,
message: u32,
message_len: u32,
file: u32,
file_len: u32,
line: u32,
position: u32,
) {
unsafe {
let mem: *mut u8 = env.data().memory().data_ptr().offset(message as isize);
let mem: *mut u8 = env.data().data().memory().offset(message as isize);
let message_str = String::from_raw_parts(mem, message_len as usize, message_len as usize);
let mem: *mut u8 = env.data().memory().data_ptr().offset(file as isize);
let mem: *mut u8 = env.data().data().memory().offset(file as isize);
let file_str = String::from_raw_parts(mem, file_len as usize, file_len as usize);
panic!(
"Error: {} in file {}, line: {}:{}",
@ -105,20 +113,21 @@ fn _error(env: &WebAssemblyEnv, message: u32, message_len: u32, file: u32, file_
}
/// Get a single item from an earlier passed VecExternRef
fn _vec_extern_ref_get_value(env: &WebAssemblyEnv, reference: u32, index: u32) -> u32 {
env.data().get_extern_vec_ref_extern_ref(reference, index)
fn _vec_extern_ref_get_value(env: FunctionEnvMut<WebAssemblyEnv>, reference: u32, index: u32) -> u32 {
env.data().data().get_extern_vec_ref_extern_ref(reference, index)
}
/// Gets the hash value of a StringKey.
fn string_key_get_hash(env: &WebAssemblyEnv, string_key: ExternRef<StringKey>) -> u32 {
string_key.value(env).unwrap().hash()
fn string_key_get_hash(env: FunctionEnvMut<WebAssemblyEnv>, string_key: ExternRef<StringKey>) -> u32 {
string_key.value(&env).unwrap().hash()
}
/// Get a null-terminated C string from a StringKey. Note that this involves a copy into WASM
/// memory, so this is relatively heavy.
fn string_key_get_str(env: &WebAssemblyEnv, string_key: ExternRef<StringKey>) -> u32 {
let string_key = string_key.value(env).unwrap().str();
fn string_key_get_str(env: FunctionEnvMut<WebAssemblyEnv>, string_key: ExternRef<StringKey>) -> u32 {
let string_key = string_key.value(&env).unwrap().str();
let wasm_string_ptr = env
.data()
.data()
.allocate_mem((string_key.len() + 1) as u32, align_of::<CString>() as u32);
let mut wasm_string: Vec<u8> =
@ -131,8 +140,8 @@ fn string_key_get_str(env: &WebAssemblyEnv, string_key: ExternRef<StringKey>) ->
}
/// Gets the type of an EffectParameter
fn effect_parameter_get_type(env: &WebAssemblyEnv, parameter: ExternRef<EffectParameter>) -> u8 {
let v = parameter.value(env).unwrap();
fn effect_parameter_get_type(env: FunctionEnvMut<WebAssemblyEnv>, parameter: ExternRef<EffectParameter>) -> u8 {
let v = parameter.value(&env).unwrap();
match v {
EffectParameter::Bool(_) => 1,
EffectParameter::Int(_) => 2,
@ -142,8 +151,8 @@ fn effect_parameter_get_type(env: &WebAssemblyEnv, parameter: ExternRef<EffectPa
}
/// Gets the inner bool data of an EffectParameter. Panics if it's not a bool.
fn effect_parameter_as_bool(env: &WebAssemblyEnv, parameter: ExternRef<EffectParameter>) -> u8 {
let v = parameter.value(env).unwrap();
fn effect_parameter_as_bool(env: FunctionEnvMut<WebAssemblyEnv>, parameter: ExternRef<EffectParameter>) -> u8 {
let v = parameter.value(&env).unwrap();
match v {
EffectParameter::Bool(b) => {
if *b {
@ -157,8 +166,8 @@ fn effect_parameter_as_bool(env: &WebAssemblyEnv, parameter: ExternRef<EffectPar
}
/// Gets the inner int data of an EffectParameter. Panics if it's not an int.
fn effect_parameter_as_int(env: &WebAssemblyEnv, parameter: ExternRef<EffectParameter>) -> i64 {
let v = parameter.value(env).unwrap();
fn effect_parameter_as_int(env: FunctionEnvMut<WebAssemblyEnv>, parameter: ExternRef<EffectParameter>) -> i64 {
let v = parameter.value(&env).unwrap();
match v {
EffectParameter::Int(i) => *i,
_ => panic!("Unexpected parameter type!"),
@ -166,8 +175,8 @@ fn effect_parameter_as_int(env: &WebAssemblyEnv, parameter: ExternRef<EffectPara
}
/// Gets the inner float data of an EffectParameter. Panics if it's not a float.
fn effect_parameter_as_float(env: &WebAssemblyEnv, parameter: ExternRef<EffectParameter>) -> f32 {
let v = parameter.value(env).unwrap();
fn effect_parameter_as_float(env: FunctionEnvMut<WebAssemblyEnv>, parameter: ExternRef<EffectParameter>) -> f32 {
let v = parameter.value(&env).unwrap();
match v {
EffectParameter::Float(f) => *f,
_ => panic!("Unexpected parameter type!"),
@ -175,10 +184,13 @@ fn effect_parameter_as_float(env: &WebAssemblyEnv, parameter: ExternRef<EffectPa
}
/// Gets the inner string data of an EffectParameter. Panics if it's not a string.
fn effect_parameter_as_string(env: &WebAssemblyEnv, parameter: ExternRef<EffectParameter>) -> ExternRef<StringKey> {
let v = parameter.value(env).unwrap();
fn effect_parameter_as_string(
env: FunctionEnvMut<WebAssemblyEnv>,
parameter: ExternRef<EffectParameter>,
) -> ExternRef<StringKey> {
let v = parameter.value(&env).unwrap();
match v {
EffectParameter::String(s) => ExternRef::new(env.data().as_ref(), s),
EffectParameter::String(s) => ExternRef::func_new(&env, s),
_ => panic!("Unexpected parameter type!"),
}
}

32
src/script_implementations/wasm/export_registry/static_data/mod.rs
View File

@ -1,4 +1,4 @@
use wasmer::{Exports, Store};
use wasmer::{FunctionEnv, FunctionEnvMut, Imports, StoreMut};
use crate::defines::LevelInt;
use crate::script_implementations::wasm::export_registry::register;
@ -12,41 +12,41 @@ mod moves;
mod species;
register! {
fn static_data_get_move_library(env: &WebAssemblyEnv, data_library: ExternRef<StaticData>) -> ExternRef<MoveLibrary> {
ExternRef::new(env.data().as_ref(), data_library.value(env).unwrap().moves())
fn static_data_get_move_library(env: FunctionEnvMut<WebAssemblyEnv>, data_library: ExternRef<StaticData>) -> ExternRef<MoveLibrary> {
ExternRef::func_new(&env, data_library.value(&env).unwrap().moves())
}
fn static_data_get_species_library(
env: &WebAssemblyEnv,
env: FunctionEnvMut<WebAssemblyEnv>,
data_library: ExternRef<StaticData>,
) -> ExternRef<SpeciesLibrary> {
ExternRef::new(env.data().as_ref(), data_library.value(env).unwrap().species())
ExternRef::func_new(&env, data_library.value(&env).unwrap().species())
}
fn static_data_get_item_library(env: &WebAssemblyEnv, data_library: ExternRef<StaticData>) -> ExternRef<ItemLibrary> {
ExternRef::new(env.data().as_ref(), data_library.value(env).unwrap().items())
fn static_data_get_item_library(env: FunctionEnvMut<WebAssemblyEnv>, data_library: ExternRef<StaticData>) -> ExternRef<ItemLibrary> {
ExternRef::func_new(&env, data_library.value(&env).unwrap().items())
}
fn static_data_get_type_library(env: &WebAssemblyEnv, data_library: ExternRef<StaticData>) -> ExternRef<TypeLibrary> {
ExternRef::new(env.data().as_ref(), data_library.value(env).unwrap().types())
fn static_data_get_type_library(env: FunctionEnvMut<WebAssemblyEnv>, data_library: ExternRef<StaticData>) -> ExternRef<TypeLibrary> {
ExternRef::func_new(&env, data_library.value(&env).unwrap().types())
}
fn static_data_get_library_settings(
env: &WebAssemblyEnv,
env: FunctionEnvMut<WebAssemblyEnv>,
data_library: ExternRef<StaticData>,
) -> ExternRef<LibrarySettings> {
ExternRef::new(env.data().as_ref(), data_library.value(env).unwrap().settings())
ExternRef::func_new(&env, data_library.value(&env).unwrap().settings())
}
fn library_settings_get_maximum_level(env: &WebAssemblyEnv, data_library: ExternRef<LibrarySettings>) -> LevelInt {
data_library.value(env).unwrap().maximum_level()
fn library_settings_get_maximum_level(env: FunctionEnvMut<WebAssemblyEnv>, data_library: ExternRef<LibrarySettings>) -> LevelInt {
data_library.value(&env).unwrap().maximum_level()
}
manual manual_registration
}
/// Additional required manual registration.
fn manual_registration(exports: &mut Exports, store: &Store, env: WebAssemblyEnv) {
moves::register(exports, store, env.clone());
species::register(exports, store, env);
fn manual_registration(imports: &mut Imports, store: &mut StoreMut, env: &FunctionEnv<WebAssemblyEnv>) {
moves::register(imports, store, env);
species::register(imports, store, env);
}

55
src/script_implementations/wasm/export_registry/static_data/moves.rs
View File

@ -3,66 +3,67 @@ use crate::script_implementations::wasm::extern_ref::ExternRef;
use crate::script_implementations::wasm::script_resolver::WebAssemblyEnv;
use crate::static_data::{DataLibrary, MoveData, MoveLibrary};
use crate::StringKey;
use wasmer::FunctionEnvMut;
register! {
fn move_library_get_move(
env: &WebAssemblyEnv,
env: FunctionEnvMut<WebAssemblyEnv>,
lib: ExternRef<MoveLibrary>,
string_key: ExternRef<StringKey>,
) -> ExternRef<MoveData> {
let lib = lib.value(env).unwrap();
let m = lib.get(string_key.value(env).unwrap());
let lib = lib.value(&env).unwrap();
let m = lib.get(string_key.value(&env).unwrap());
if let Some(v) = m {
ExternRef::new(env.data().as_ref(), v)
ExternRef::func_new(&env, v)
} else {
ExternRef::null()
}
}
fn move_library_get_move_by_hash(env: &WebAssemblyEnv, lib: ExternRef<MoveLibrary>, hash: u32) -> ExternRef<MoveData> {
let lib = lib.value(env).unwrap();
fn move_library_get_move_by_hash(env: FunctionEnvMut<WebAssemblyEnv>, lib: ExternRef<MoveLibrary>, hash: u32) -> ExternRef<MoveData> {
let lib = lib.value(&env).unwrap();
let m = lib.get_by_hash(hash);
if let Some(v) = m {
ExternRef::new(env.data().as_ref(), v)
ExternRef::func_new(&env, v)
} else {
ExternRef::null()
}
}
fn move_data_get_name(env: &WebAssemblyEnv, move_data: ExternRef<MoveData>) -> ExternRef<StringKey> {
ExternRef::new(env.data().as_ref(), move_data.value(env).unwrap().name())
fn move_data_get_name(env: FunctionEnvMut<WebAssemblyEnv>, move_data: ExternRef<MoveData>) -> ExternRef<StringKey> {
ExternRef::func_new(&env, move_data.value(&env).unwrap().name())
}
fn move_data_get_type(env: &WebAssemblyEnv, move_data: ExternRef<MoveData>) -> u8 {
move_data.value(env).unwrap().move_type().into()
fn move_data_get_type(env: FunctionEnvMut<WebAssemblyEnv>, move_data: ExternRef<MoveData>) -> u8 {
move_data.value(&env).unwrap().move_type().into()
}
fn move_data_get_category(env: &WebAssemblyEnv, move_data: ExternRef<MoveData>) -> u8 {
move_data.value(env).unwrap().category() as u8
fn move_data_get_category(env: FunctionEnvMut<WebAssemblyEnv>, move_data: ExternRef<MoveData>) -> u8 {
move_data.value(&env).unwrap().category() as u8
}
fn move_data_get_base_power(env: &WebAssemblyEnv, move_data: ExternRef<MoveData>) -> u8 {
move_data.value(env).unwrap().base_power()
fn move_data_get_base_power(env: FunctionEnvMut<WebAssemblyEnv>, move_data: ExternRef<MoveData>) -> u8 {
move_data.value(&env).unwrap().base_power()
}
fn move_data_get_accuracy(env: &WebAssemblyEnv, move_data: ExternRef<MoveData>) -> u8 {
move_data.value(env).unwrap().accuracy()
fn move_data_get_accuracy(env: FunctionEnvMut<WebAssemblyEnv>, move_data: ExternRef<MoveData>) -> u8 {
move_data.value(&env).unwrap().accuracy()
}
fn move_data_get_base_usages(env: &WebAssemblyEnv, move_data: ExternRef<MoveData>) -> u8 {
move_data.value(env).unwrap().base_usages()
fn move_data_get_base_usages(env: FunctionEnvMut<WebAssemblyEnv>, move_data: ExternRef<MoveData>) -> u8 {
move_data.value(&env).unwrap().base_usages()
}
fn move_data_get_target(env: &WebAssemblyEnv, move_data: ExternRef<MoveData>) -> u8 {
move_data.value(env).unwrap().target() as u8
fn move_data_get_target(env: FunctionEnvMut<WebAssemblyEnv>, move_data: ExternRef<MoveData>) -> u8 {
move_data.value(&env).unwrap().target() as u8
}
fn move_data_get_priority(env: &WebAssemblyEnv, move_data: ExternRef<MoveData>) -> i8 {
move_data.value(env).unwrap().priority()
fn move_data_get_priority(env: FunctionEnvMut<WebAssemblyEnv>, move_data: ExternRef<MoveData>) -> i8 {
move_data.value(&env).unwrap().priority()
}
fn move_data_has_flag(env: &WebAssemblyEnv, move_data: ExternRef<MoveData>, flag: ExternRef<StringKey>) -> u8 {
if move_data.value(env).unwrap().has_flag(flag.value(env).unwrap()) {
fn move_data_has_flag(env: FunctionEnvMut<WebAssemblyEnv>, move_data: ExternRef<MoveData>, flag: ExternRef<StringKey>) -> u8 {
if move_data.value(&env).unwrap().has_flag(flag.value(&env).unwrap()) {
1
} else {
0
}
}
fn move_data_has_flag_by_hash(env: &WebAssemblyEnv, move_data: ExternRef<MoveData>, flag_hash: u32) -> u8 {
if move_data.value(env).unwrap().has_flag_by_hash(flag_hash) {
fn move_data_has_flag_by_hash(env: FunctionEnvMut<WebAssemblyEnv>, move_data: ExternRef<MoveData>, flag_hash: u32) -> u8 {
if move_data.value(&env).unwrap().has_flag_by_hash(flag_hash) {
1
} else {
0

33
src/script_implementations/wasm/export_registry/static_data/species.rs
View File

@ -3,58 +3,59 @@ use crate::script_implementations::wasm::extern_ref::ExternRef;
use crate::script_implementations::wasm::script_resolver::WebAssemblyEnv;
use crate::static_data::{DataLibrary, Species, SpeciesLibrary};
use crate::StringKey;
use wasmer::FunctionEnvMut;
register! {
fn species_library_get_species(
env: &WebAssemblyEnv,
env: FunctionEnvMut<WebAssemblyEnv>,
lib: ExternRef<SpeciesLibrary>,
string_key: ExternRef<StringKey>,
) -> ExternRef<Species> {
let lib = lib.value(env).unwrap();
let m = lib.get(string_key.value(env).unwrap());
let lib = lib.value(&env).unwrap();
let m = lib.get(string_key.value(&env).unwrap());
if let Some(v) = m {
ExternRef::new(env.data().as_ref(), v)
ExternRef::func_new(&env, v)
} else {
ExternRef::null()
}
}
fn species_get_capture_rate(
env: &WebAssemblyEnv,
env: FunctionEnvMut<WebAssemblyEnv>,
species: ExternRef<Species>,
) -> u8 {
species.value(env).unwrap().capture_rate()
species.value(&env).unwrap().capture_rate()
}
fn species_get_growth_rate(
env: &WebAssemblyEnv,
env: FunctionEnvMut<WebAssemblyEnv>,
species: ExternRef<Species>,
) -> ExternRef<StringKey> {
let species = species.value(env).unwrap();
ExternRef::new(env.data().as_ref(), species.growth_rate())
let species = species.value(&env).unwrap();
ExternRef::func_new(&env, species.growth_rate())
}
fn species_get_gender_rate(
env: &WebAssemblyEnv,
env: FunctionEnvMut<WebAssemblyEnv>,
species: ExternRef<Species>,
) -> f32 {
species.value(env).unwrap().gender_rate()
species.value(&env).unwrap().gender_rate()
}
fn species_get_name(
env: &WebAssemblyEnv,
env: FunctionEnvMut<WebAssemblyEnv>,
species: ExternRef<Species>,
) -> ExternRef<StringKey> {
let species = species.value(env).unwrap();
ExternRef::new(env.data().as_ref(), species.name())
let species = species.value(&env).unwrap();
ExternRef::func_new(&env, species.name())
}
fn species_get_id(
env: &WebAssemblyEnv,
env: FunctionEnvMut<WebAssemblyEnv>,
species: ExternRef<Species>,
) -> u16 {
species.value(env).unwrap().id()
species.value(&env).unwrap().id()
}

19
src/script_implementations/wasm/extern_ref.rs
View File

@ -1,12 +1,12 @@
use std::marker::PhantomData;
use std::mem::transmute;
use unique_type_id::UniqueTypeId;
use wasmer::FromToNativeWasmType;
use crate::script_implementations::wasm::script_resolver::{
WebAssemblyEnv, WebAssemblyEnvironmentData, WebAssemblyScriptResolver,
};
use unique_type_id::UniqueTypeId;
use wasmer::FromToNativeWasmType;
use wasmer::FunctionEnvMut;
/// An Extern Ref allows us to pass objects to WASM without actually passing raw memory, or
/// requiring us to make copies. Instead, we pass a simple increment index, that we can then use
@ -28,6 +28,15 @@ impl<T: UniqueTypeId<u64>> ExternRef<T> {
}
}
/// Instantiates a new ExternRef for a bit of data using the function environment. If we already
/// have made an Extern Ref for this data and type, we use that instead.
pub fn func_new(env: &FunctionEnvMut<WebAssemblyEnv>, value: &T) -> Self {
Self {
index: env.data().data().get_extern_ref_index(value),
_phantom: Default::default(),
}
}
/// Creates an ExternRef with a given resolver. This can be used in cases where we do not have an environment variable.
pub(crate) fn new_with_resolver(resolver: &WebAssemblyScriptResolver, value: &T) -> Self {
Self {
@ -46,8 +55,8 @@ impl<T: UniqueTypeId<u64>> ExternRef<T> {
/// Returns the real value for a given ExternRef. Note that the requested type must be the same as the type of the
/// value when it was passed before. If these types do not match, this will panic.
pub fn value<'a, 'b>(&'a self, env: &'b WebAssemblyEnv) -> Option<&'b T> {
let ptr = env.data().get_extern_ref_value(self.index) as *const T;
pub fn value<'a, 'b>(&'a self, env: &'b FunctionEnvMut<WebAssemblyEnv>) -> Option<&'b T> {
let ptr = env.data().data().get_extern_ref_value(self.index) as *const T;
unsafe { ptr.as_ref() }
}
}

26
src/script_implementations/wasm/script.rs
View File

@ -73,7 +73,7 @@ impl Script for WebAssemblyScript {
let env = self.environment.upgrade().unwrap();
let func = env.script_function_cache().stack(&env);
if let Some(func) = func {
func.call(self.self_ptr).unwrap();
func.call(&mut env.store_mut(), self.self_ptr).unwrap();
}
}
@ -84,7 +84,7 @@ impl Script for WebAssemblyScript {
let env = self.environment.upgrade().unwrap();
let func = env.script_function_cache().on_remove(&env);
if let Some(func) = func {
func.call(self.self_ptr).unwrap();
func.call(&mut env.store_mut(), self.self_ptr).unwrap();
}
}
@ -97,6 +97,7 @@ impl Script for WebAssemblyScript {
let func = env.script_function_cache().on_initialize(&env);
if let Some(func) = func {
func.call(
&mut env.store_mut(),
self.self_ptr,
ExternRef::new(env.as_ref(), library),
VecExternRef::new(env.as_ref(), pars),
@ -112,7 +113,12 @@ impl Script for WebAssemblyScript {
let env = self.environment.upgrade().unwrap();
let func = env.script_function_cache().on_before_turn(&env);
if let Some(func) = func {
func.call(self.self_ptr, ExternRef::new(env.as_ref(), choice)).unwrap();
func.call(
&mut env.store_mut(),
self.self_ptr,
ExternRef::new(env.as_ref(), choice),
)
.unwrap();
}
}
@ -125,7 +131,12 @@ impl Script for WebAssemblyScript {
let func = env.script_function_cache().change_speed(&env);
if let Some(func) = func {
let ptr = env.temp_allocate_mem_typed::<u32>(*speed);
func.call(self.self_ptr, ExternRef::new(env.as_ref(), choice), ptr.wasm_pointer)
func.call(
&mut env.store_mut(),
self.self_ptr,
ExternRef::new(env.as_ref(), choice),
ptr.wasm_pointer,
)
.unwrap();
*speed = *ptr.value();
}
@ -143,7 +154,12 @@ impl Script for WebAssemblyScript {
let func = env.script_function_cache().change_priority(&env);
if let Some(func) = func {
let ptr = env.temp_allocate_mem_typed::<i8>(*priority);
func.call(self.self_ptr, ExternRef::new(env.as_ref(), choice), ptr.wasm_pointer)
func.call(
&mut env.store_mut(),
self.self_ptr,
ExternRef::new(env.as_ref(), choice),
ptr.wasm_pointer,
)
.unwrap();
*priority = *ptr.value();
}

8
src/script_implementations/wasm/script_function_cache.rs
View File

@ -2,13 +2,13 @@ use std::sync::Arc;
use parking_lot::RwLock;
use paste::paste;
use wasmer::NativeFunc;
use crate::dynamic_data::{DynamicLibrary, TurnChoice};
use crate::script_implementations::wasm::extern_ref::{ExternRef, VecExternRef};
use crate::script_implementations::wasm::script_resolver::WebAssemblyEnvironmentData;
use crate::static_data::EffectParameter;
use crate::StringKey;
use wasmer::TypedFunction;
/// A macro to generate the script function cache a bit easier.
macro_rules! script_function_cache {
@ -21,7 +21,7 @@ macro_rules! script_function_cache {
#[allow(unused_parens)]
pub struct ScriptFunctionCache {
$(
$name: RwLock<Option<NativeFunc<(u32$(, $par_type)*), ()>>>,
$name: RwLock<Option<TypedFunction<(u32$(, $par_type)*), ()>>>,
)*
}
@ -34,7 +34,7 @@ macro_rules! script_function_cache {
let exported = env.exported_functions();
let f = exported.get::<StringKey>(&stringify!([< script_ $name >]).into());
if let Some(f) = f {
let func: NativeFunc<(u32 $(,$par_type)*), ()> = f.native().unwrap();
let func: TypedFunction<(u32 $(,$par_type)*), ()> = f.typed(&env.store_ref()).unwrap();
let _ = self.$name.write().insert(func);
}
}
@ -44,7 +44,7 @@ macro_rules! script_function_cache {
pub(crate) fn [<$name>](
&self,
env: &Arc<WebAssemblyEnvironmentData>,
) -> Option<NativeFunc<(u32 $(,$par_type)*), ()>> {
) -> Option<TypedFunction<(u32 $(,$par_type)*), ()>> {
{
let read_lock = self.$name.read();
if let Some(f) = read_lock.as_ref() {

149
src/script_implementations/wasm/script_resolver.rs
View File

@ -1,14 +1,14 @@
use std::fmt::{Debug, Formatter};
use std::mem::{align_of, size_of};
use std::mem::{align_of, forget, size_of};
use std::sync::{Arc, Weak};
use hashbrown::{HashMap, HashSet};
use parking_lot::lock_api::{MappedRwLockReadGuard, RwLockReadGuard};
use parking_lot::lock_api::RwLockReadGuard;
use parking_lot::{RawRwLock, RwLock};
use unique_type_id::UniqueTypeId;
use wasmer::{
Cranelift, Exports, Extern, Features, Function, ImportObject, Instance, Memory, Module, NativeFunc, Store,
Universal, Value, WasmerEnv,
AsStoreMut, AsStoreRef, Cranelift, EngineBuilder, Extern, Features, Function, FunctionEnv, Imports, Instance,
Memory, Module, Store, StoreMut, StoreRef, TypedFunction, Value,
};
use crate::dynamic_data::{ItemScript, Script, ScriptResolver};
@ -24,7 +24,7 @@ use crate::{PkmnResult, ScriptCategory, StringKey};
/// A WebAssembly script resolver implements the dynamic scripts functionality with WebAssembly.
pub struct WebAssemblyScriptResolver {
/// The global state storage of WASM.
store: Store,
_store: *mut Store,
/// The WASM modules we have loaded.
modules: Vec<Module>,
/// Our currently loaded WASM instances. Empty until finalize() is called, after which the loaded modules get turned
@ -32,7 +32,7 @@ pub struct WebAssemblyScriptResolver {
instances: Vec<Instance>,
/// This is the WASM function to load a script.
load_script_fn: Option<NativeFunc<(u8, ExternRef<StringKey>), u32>>,
load_script_fn: Option<TypedFunction<(u8, ExternRef<StringKey>), u32>>,
/// Script capabilities tell us which functions are implemented on a given script. This allows us to skip unneeded
/// WASM calls.
@ -54,39 +54,55 @@ struct ScriptCapabilitiesKey {
impl WebAssemblyScriptResolver {
/// Instantiates a new WebAssemblyScriptResolver.
pub fn new() -> Box<WebAssemblyScriptResolver> {
let config = Cranelift::default();
let compiler = Cranelift::default();
let mut features = Features::new();
features.multi_value = true;
features.reference_types = true;
let universal = Universal::new(config).features(features);
let engine = universal.engine();
let store = Store::new(&engine);
let engine = EngineBuilder::new(compiler).set_features(Some(features));
let mut store = Box::new(Store::new(engine));
let store_ptr: *mut Store = store.as_mut();
forget(store);
let s = Self {
store,
_store: store_ptr,
modules: Default::default(),
instances: Default::default(),
load_script_fn: None,
script_capabilities: Default::default(),
environment_data: Arc::new(Default::default()),
environment_data: Arc::new(WebAssemblyEnvironmentData::new(store_ptr)),
};
Box::new(s)
}
/// Get an immutable reference to the current WASM Store.
fn store_ref(&self) -> StoreRef<'_> {
unsafe { self._store.as_ref().unwrap().as_store_ref() }
}
/// Get a mutable reference to the current WASM Store.
fn store_mut(&self) -> StoreMut<'_> {
unsafe { self._store.as_mut().unwrap().as_store_mut() }
}
/// Load a compiled WASM module.
pub fn load_wasm_from_bytes(&mut self, bytes: &[u8]) {
// FIXME: Error handling
let module = Module::new(&self.store, bytes).unwrap();
let module = Module::new(&self.store_ref(), bytes).unwrap();
self.modules.push(module);
}
/// Initialise all the data we need.
pub fn finalize(&mut self) {
let mut imports = ImportObject::new();
let mut exports = Exports::new();
let mut imports = Imports::new();
//let mut exports = Exports::new();
let env = WebAssemblyEnv::new(Arc::downgrade(&self.environment_data));
register_webassembly_funcs(&mut exports, &self.store, env);
imports.register("env", exports);
let env = FunctionEnv::new(
&mut self.store_mut(),
WebAssemblyEnv::new(Arc::downgrade(&self.environment_data)),
);
register_webassembly_funcs(&mut imports, &mut self.store_mut(), &env);
//imports.register("env", exports);
for module in &self.modules {
for import in module.imports() {
@ -99,12 +115,12 @@ impl WebAssemblyScriptResolver {
}
}
let instance = Instance::new(module, &imports).unwrap();
let instance = Instance::new(&mut self.store_mut(), module, &imports).unwrap();
let exports = &instance.exports;
let init_fn = exports.get_extern("_init");
if let Some(Extern::Function(init_fn)) = init_fn {
init_fn.call(&[]).unwrap();
init_fn.call(&mut self.store_mut(), &[]).unwrap();
}
let mut exported_functions = self.environment_data.exported_functions.write();
@ -120,17 +136,17 @@ impl WebAssemblyScriptResolver {
}
}
if let Some(m) = &self.environment_data.memory.read().as_ref() {
m.grow(32).unwrap();
m.grow(&mut self.store_mut(), 32).unwrap();
}
if let Some(f) = exported_functions.get::<StringKey>(&"load_script".into()) {
self.load_script_fn = Some(f.native().unwrap())
self.load_script_fn = Some(f.typed(&self.store_ref()).unwrap())
}
if let Some(f) = exported_functions.get::<StringKey>(&"allocate_mem".into()) {
let _ = self
.environment_data
.allocate_mem_fn
.write()
.insert(f.native().unwrap());
.insert(f.typed(&self.store_ref()).unwrap());
let temp_memory_slab = self.environment_data.allocate_mem(128, 1);
let _ = self
@ -160,7 +176,11 @@ impl ScriptResolver for WebAssemblyScriptResolver {
.load_script_fn
.as_ref()
.unwrap()
.call(category as u8, ExternRef::new_with_resolver(self, script_key))
.call(
&mut self.store_mut(),
category as u8,
ExternRef::new_with_resolver(self, script_key),
)
.unwrap();
if script == 0 {
return Ok(None);
@ -180,9 +200,10 @@ impl ScriptResolver for WebAssemblyScriptResolver {
.read()
.get::<StringKey>(&"get_script_capabilities".into())
{
let res = get_cap.call(&[Value::I32(script as i32)]).unwrap();
let ptr = (self.environment_data.memory.read().as_ref().unwrap().data_ptr()
as *const WebAssemblyScriptCapabilities)
let res = get_cap
.call(&mut self.store_mut(), &[Value::I32(script as i32)])
.unwrap();
let ptr = (self.environment_data.memory() as *const WebAssemblyScriptCapabilities)
.offset(res[0].i32().unwrap() as isize);
let length = res[1].i32().unwrap() as usize;
for i in 0..length {
@ -218,8 +239,15 @@ impl Debug for WebAssemblyScriptResolver {
}
}
impl Drop for WebAssemblyScriptResolver {
fn drop(&mut self) {
unsafe {
drop(Box::from_raw(self._store));
}
}
}
/// This data is what is passed to every function that requires access to the global runtime context.
#[derive(Default)]
pub struct WebAssemblyEnvironmentData {
/// We currently have a hacky implementation of extern refs while we're waiting for ExternRef support to hit the
/// wasm32-unknown-unknown target of Rust. As we don't want to pass raw memory pointers to WASM for security reasons,
@ -248,10 +276,13 @@ pub struct WebAssemblyEnvironmentData {
script_function_cache: ScriptFunctionCache,
/// This is the WASM function to allocate memory inside the WASM container.
allocate_mem_fn: RwLock<Option<NativeFunc<(u32, u32), u32>>>,
allocate_mem_fn: RwLock<Option<TypedFunction<(u32, u32), u32>>>,
/// An allocator for quick short lifetime allocations within WASM.
temp_allocator: RwLock<Option<TempWasmAllocator>>,
/// The WASM store.
store: *mut Store,
}
/// A quick lookup so we can find the extern ref of the value.
@ -266,9 +297,25 @@ struct ExternRefLookupKey {
}
impl WebAssemblyEnvironmentData {
/// Instantiates new Environment data with a given store.
pub(crate) fn new(store: *mut Store) -> Self {
Self {
extern_ref_pointers: Default::default(),
extern_ref_pointers_lookup: Default::default(),
extern_ref_type_lookup: Default::default(),
extern_vec_ref_lookup: Default::default(),
memory: Default::default(),
exported_functions: Default::default(),
script_function_cache: Default::default(),
allocate_mem_fn: Default::default(),
temp_allocator: Default::default(),
store,
}
}
/// This returns the memory of the WASM container.
pub fn memory(&self) -> MappedRwLockReadGuard<'_, RawRwLock, Memory> {
RwLockReadGuard::map(self.memory.read(), |a| a.as_ref().unwrap())
pub fn memory(&self) -> *mut u8 {
self.memory.read().as_ref().unwrap().view(&self.store_ref()).data_ptr()
}
/// This returns the functions exported from WASM.
@ -286,18 +333,14 @@ impl WebAssemblyEnvironmentData {
/// The return is a tuple containing both the actual pointer to the memory (usable by the host),
/// and the WASM offset to the memory (usable by the client).
pub fn allocate_mem(&self, size: u32, align: u32) -> (*mut u8, u32) {
let wasm_ptr = self.allocate_mem_fn.read().as_ref().unwrap().call(size, align).unwrap();
unsafe {
(
self.memory
let wasm_ptr = self
.allocate_mem_fn
.read()
.as_ref()
.unwrap()
.data_ptr()
.offset(wasm_ptr as isize),
wasm_ptr,
)
}
.call(&mut self.store_mut(), size, align)
.unwrap();
unsafe { (self.memory().offset(wasm_ptr as isize), wasm_ptr) }
}
/// Allocates memory inside the WASM container with a given size and alignment. This memory is
@ -310,19 +353,9 @@ impl WebAssemblyEnvironmentData {
.read()
.as_ref()
.unwrap()
.call(size_of::<T>() as u32, align_of::<T>() as u32)
.call(&mut self.store_mut(), size_of::<T>() as u32, align_of::<T>() as u32)
.unwrap();
unsafe {
(
self.memory
.read()
.as_ref()
.unwrap()
.data_ptr()
.offset(wasm_ptr as isize),
wasm_ptr,
)
}
unsafe { (self.memory().offset(wasm_ptr as isize), wasm_ptr) }
}
/// Allocate a piece of memory inside WASM with a very short lifespan. This is mainly used for
@ -419,6 +452,16 @@ impl WebAssemblyEnvironmentData {
unsafe { (*ptr as *const T).as_ref().unwrap() }
}
/// The WASM store.
pub fn store_ref(&self) -> StoreRef<'_> {
unsafe { self.store.as_ref().unwrap().as_store_ref() }
}
/// The mutable WASM store.
pub fn store_mut(&self) -> StoreMut<'_> {
unsafe { self.store.as_mut().unwrap().as_store_mut() }
}
}
/// The runtime environment for script execution. This is passed to most of the host functions being called.
@ -447,5 +490,3 @@ unsafe impl Send for WebAssemblyEnv {}
unsafe impl Sync for WebAssemblyEnvironmentData {}
unsafe impl Send for WebAssemblyEnvironmentData {}
impl WasmerEnv for WebAssemblyEnv {}