#[macro_use] extern crate wasmer_runtime_core; use byteorder::{ByteOrder, LittleEndian}; use hashbrown::HashMap; use std::mem; use std::ptr; use std::{mem::size_of, panic, slice}; use wasmer_runtime_core::{ error::{CallError, CallResult}, export::{Context, Export, FuncPointer, GlobalPointer, MemoryPointer, TablePointer}, import::{ImportObject, Namespace}, instance::Instance, memory::LinearMemory, module::Module, structures::TypedIndex, table::TableBacking, types::{ ElementType, FuncSig, GlobalDesc, LocalMemoryIndex, Memory, Table, Type::{self, *}, Value, }, vm::LocalGlobal, vm::LocalMemory, vm::LocalTable, }; #[macro_use] mod macros; //#[cfg(test)] mod file_descriptor; pub mod stdio; // EMSCRIPTEN APIS mod env; mod errno; mod exception; mod io; mod jmp; mod lock; mod math; mod memory; mod nullfunc; mod process; mod signal; mod storage; mod syscalls; mod time; mod utils; mod varargs; pub use self::storage::align_memory; pub use self::utils::{allocate_cstr_on_stack, allocate_on_stack, is_emscripten_module}; // TODO: Magic number - how is this calculated? const TOTAL_STACK: u32 = 5_242_880; // TODO: Magic number - how is this calculated? const DYNAMICTOP_PTR_DIFF: u32 = 1088; // TODO: make this variable const STATIC_BUMP: u32 = 215_536; // The address globals begin at. Very low in memory, for code size and optimization opportunities. // Above 0 is static memory, starting with globals. // Then the stack. // Then 'dynamic' memory for sbrk. const GLOBAL_BASE: u32 = 1024; const STATIC_BASE: u32 = GLOBAL_BASE; fn stacktop(static_bump: u32) -> u32 { align_memory(dynamictop_ptr(static_bump) + 4) } fn stack_max(static_bump: u32) -> u32 { stacktop(static_bump) + TOTAL_STACK } fn dynamic_base(static_bump: u32) -> u32 { align_memory(stack_max(static_bump)) } fn dynamictop_ptr(static_bump: u32) -> u32 { static_bump + DYNAMICTOP_PTR_DIFF } //pub struct EmscriptenData { // pub malloc: extern "C" fn(i32, &Instance) -> u32, // pub free: extern "C" fn(i32, &mut Instance), // pub memalign: extern "C" fn(u32, u32, &mut Instance) -> u32, // pub memset: extern "C" fn(u32, i32, u32, &mut Instance) -> u32, // pub stack_alloc: extern "C" fn(u32, &Instance) -> u32, // pub jumps: Vec>, //} pub fn run_emscripten_instance( module: &Module, instance: &mut Instance, _path: &str, args: Vec<&str>, ) -> CallResult<()> { // TODO atinit and atexit for emscripten // Get main arguments. let main_args = get_main_args("_main", args, instance).unwrap(); // Call main function with the arguments. instance.call("_main", &main_args)?; // TODO atinit and atexit for emscripten Ok(()) } /// Passes arguments from the host to the WebAssembly instance. fn get_main_args( main_name: &str, args: Vec<&str>, instance: &mut Instance, ) -> CallResult> { // Getting main function signature. let func_sig = instance.get_signature(main_name)?; let params = &func_sig.params; // Check for a () or (i32, i32) sig. match params.as_slice() { &[Type::I32, Type::I32] => { // Copy strings into wasm memory and get addresses to them. let string_addresses = args .iter() .map(|string| copy_string_into_wasm(instance, (*string).to_string()).unwrap()) .collect(); // Create a wasm array to the strings. let array = create_wasm_array(instance, string_addresses).unwrap(); Ok(vec![ Value::I32(array as i32), Value::I32(args.len() as i32), ]) } &[] => Ok(vec![]), _ => Err(CallError::Signature { expected: FuncSig { params: vec![Type::I32, Type::I32], returns: vec![], }, found: params.to_vec(), } .into()), } } /// Copy rust string to wasm instance. fn copy_string_into_wasm(instance: &mut Instance, string: String) -> CallResult { let string_len = string.len(); let space_offset = instance .call("_malloc", &[Value::I32((string_len as i32) + 1)]) .unwrap(); let space_offset = match space_offset.as_slice() { &[Value::I32(res)] => Some(res as u32), _ => None, } .unwrap(); let raw_memory = instance.ctx().memory(0)[space_offset as usize] as *mut u8; let slice = unsafe { slice::from_raw_parts_mut(raw_memory, string_len) }; for (byte, loc) in string.bytes().zip(slice.iter_mut()) { *loc = byte; } unsafe { *raw_memory.add(string_len) = 0 }; Ok(space_offset) } /// Create a pointer to an array of items in a wasm memory fn create_wasm_array(instance: &mut Instance, values: Vec) -> CallResult { let values_len = values.len(); // Space to store pointers to values let values_offset = instance .call( "_malloc", &[Value::I32((size_of::() * values.len()) as i32)], ) .unwrap(); let values_offset = match values_offset.as_slice() { &[Value::I32(res)] => Some(res as u32), _ => None, } .unwrap(); let raw_memory = instance.ctx().memory(0)[values_offset as usize] as *mut u32; let slice = unsafe { slice::from_raw_parts_mut(raw_memory, values_len) }; for (value, loc) in values.iter().zip(slice.iter_mut()) { *loc = value.clone(); } // Space to store pointer to array let array_offset = instance .call("_malloc", &[Value::I32(size_of::() as i32)]) .unwrap(); let array_offset = match array_offset.as_slice() { &[Value::I32(res)] => Some(res as u32), _ => None, } .unwrap(); let raw_memory = instance.ctx().memory(0)[values_offset as usize] as *mut u32; unsafe { *raw_memory = values_offset }; Ok(array_offset) } pub fn emscripten_set_up_memory(memory: &mut LinearMemory) { let dynamictop_ptr = dynamictop_ptr(STATIC_BUMP) as usize; let dynamictop_ptr_offset = dynamictop_ptr + mem::size_of::(); // println!("value = {:?}"); // We avoid failures of setting the u32 in our memory if it's out of bounds if dynamictop_ptr_offset > memory.len() { return; // TODO: We should panic instead? } // debug!("###### dynamic_base = {:?}", dynamic_base(STATIC_BUMP)); // debug!("###### dynamictop_ptr = {:?}", dynamictop_ptr); // debug!("###### dynamictop_ptr_offset = {:?}", dynamictop_ptr_offset); let mem = &mut memory[dynamictop_ptr..dynamictop_ptr_offset]; LittleEndian::write_u32(mem, dynamic_base(STATIC_BUMP)); } macro_rules! mock_external { ($namespace:ident, $name:ident) => {{ extern "C" fn _mocked_fn() -> i32 { debug!("emscripten::{} ", stringify!($name)); -1 } $namespace.insert( stringify!($name), Export::Function { func: unsafe { FuncPointer::new(_mocked_fn as _) }, ctx: Context::Internal, signature: FuncSig { params: vec![], returns: vec![I32], }, }, ); }}; } macro_rules! func { ($namespace:ident, $function:ident) => {{ unsafe { FuncPointer::new($namespace::$function as _) } }}; } macro_rules! global { ($value:ident) => {{ unsafe { GlobalPointer::new( // NOTE: Taking a shortcut here. LocalGlobal is a struct containing just u64. std::mem::transmute::<&u64, *mut LocalGlobal>($value), ) } }}; } pub struct EmscriptenGlobals<'a> { pub data: HashMap<&'a str, HashMap<&'a str, (u64, Type)>>, // > // The emscripten memory pub memory: LinearMemory, pub vm_memory: LocalMemory, // The emscripten table pub table: TableBacking, pub vm_table: LocalTable, } impl<'a> EmscriptenGlobals<'a> { pub fn new() -> Self { let mut data = HashMap::new(); let mut env_namepace = HashMap::new(); let mut global_namepace = HashMap::new(); // Memory initialization let memory_type = Memory { min: 256, max: Some(256), shared: false, }; let mut memory = LinearMemory::new(&memory_type); let mut vm_memory = memory.into_vm_memory(LocalMemoryIndex::new(0)); let table_type = Table { ty: ElementType::Anyfunc, min: 10, max: Some(10), }; let mut table = TableBacking::new(&table_type); let mut vm_table = table.into_vm_table(); let memory_base = (STATIC_BASE as u64, I32); let table_base = (0 as u64, I32); let temp_double_ptr = (0 as u64, I32); env_namepace.insert("STACKTOP", (stacktop(STATIC_BUMP) as _, I32)); env_namepace.insert("STACK_MAX", (stack_max(STATIC_BUMP) as _, I32)); env_namepace.insert("DYNAMICTOP_PTR", (dynamictop_ptr(STATIC_BUMP) as _, I32)); env_namepace.insert("memoryBase", memory_base); env_namepace.insert("tableBase", table_base); env_namepace.insert("tempDoublePtr", temp_double_ptr); global_namepace.insert("Infinity", (std::f64::INFINITY.to_bits() as _, F64)); global_namepace.insert("NaN", (std::f64::NAN.to_bits() as _, F64)); data.insert("env", env_namepace); data.insert("global", global_namepace); Self { data, memory, vm_memory, table, vm_table, } } } pub fn generate_emscripten_env(globals: &mut EmscriptenGlobals) -> ImportObject { let mut imports = ImportObject::new(); let mut env_namespace = Namespace::new(); let mut asm_namespace = Namespace::new(); let mut global_namespace = Namespace::new(); let mut global_math_namespace = Namespace::new(); // Add globals. // NOTE: There is really no need for checks, these globals should always be available. let env_globals = globals.data.get("env").unwrap(); let global_globals = globals.data.get("global").unwrap(); // We generate a fake Context that traps on access let null_ctx = Context::External(ptr::null_mut()); // Memory let local_memory = unsafe { MemoryPointer::new(&mut globals.vm_memory) }; env_namespace.insert( "memory".to_string(), Export::Memory { local: local_memory, ctx: null_ctx, memory: Memory { min: 256, max: Some(256), shared: false, }, }, ); // Table let local_table = unsafe { TablePointer::new(&mut globals.vm_table) }; env_namespace.insert( "table".to_string(), Export::Table { local: local_table, // We generate a fake Context that traps on access ctx: null_ctx, table: Table { ty: ElementType::Anyfunc, min: 10, max: Some(10), }, }, ); let (value, ty) = env_globals.get("STACKTOP").unwrap(); env_namespace.insert( "STACKTOP".to_string(), Export::Global { local: global!(value), global: GlobalDesc { mutable: false, ty: ty.clone(), }, }, ); let (value, ty) = env_globals.get("STACK_MAX").unwrap(); env_namespace.insert( "STACK_MAX".to_string(), Export::Global { local: global!(value), global: GlobalDesc { mutable: false, ty: ty.clone(), }, }, ); let (value, ty) = env_globals.get("DYNAMICTOP_PTR").unwrap(); env_namespace.insert( "DYNAMICTOP_PTR".to_string(), Export::Global { local: global!(value), global: GlobalDesc { mutable: false, ty: ty.clone(), }, }, ); let (value, ty) = env_globals.get("tableBase").unwrap(); env_namespace.insert( "tableBase".to_string(), Export::Global { local: global!(value), global: GlobalDesc { mutable: false, ty: ty.clone(), }, }, ); let (value, ty) = env_globals.get("tableBase").unwrap(); env_namespace.insert( "__table_base".to_string(), Export::Global { local: global!(value), global: GlobalDesc { mutable: false, ty: ty.clone(), }, }, ); let (value, ty) = env_globals.get("memoryBase").unwrap(); env_namespace.insert( "memoryBase".to_string(), Export::Global { local: global!(value), global: GlobalDesc { mutable: false, ty: ty.clone(), }, }, ); let (value, ty) = env_globals.get("memoryBase").unwrap(); env_namespace.insert( "__memory_base".to_string(), Export::Global { local: global!(value), global: GlobalDesc { mutable: false, ty: ty.clone(), }, }, ); let (value, ty) = env_globals.get("tempDoublePtr").unwrap(); env_namespace.insert( "tempDoublePtr".to_string(), Export::Global { local: global!(value), global: GlobalDesc { mutable: false, ty: ty.clone(), }, }, ); let (value, ty) = global_globals.get("Infinity").unwrap(); global_namespace.insert( "Infinity".to_string(), Export::Global { local: global!(value), global: GlobalDesc { mutable: false, ty: ty.clone(), }, }, ); let (value, ty) = global_globals.get("NaN").unwrap(); global_namespace.insert( "NaN".to_string(), Export::Global { local: global!(value), global: GlobalDesc { mutable: false, ty: ty.clone(), }, }, ); // Global Math global_math_namespace.insert( "pow", Export::Function { func: func!(math, pow), ctx: Context::Internal, signature: FuncSig { params: vec![F64, F64], returns: vec![F64], }, }, ); // Print function env_namespace.insert( "printf", Export::Function { func: func!(io, printf), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "putchar", Export::Function { func: func!(io, putchar), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![], }, }, ); // Assert env_namespace.insert( "___assert_fail", Export::Function { func: func!(env, ___assert_fail), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32, I32, I32], returns: vec![], }, }, ); // Lock env_namespace.insert( "___lock", Export::Function { func: func!(lock, ___lock), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![], }, }, ); env_namespace.insert( "___unlock", Export::Function { func: func!(lock, ___unlock), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![], }, }, ); env_namespace.insert( "___wait", Export::Function { func: func!(lock, ___wait), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![], }, }, ); // Env env_namespace.insert( "_getenv", Export::Function { func: func!(env, _getenv), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![I32], }, }, ); env_namespace.insert( "_setenv", Export::Function { func: func!(env, _setenv), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "_putenv", Export::Function { func: func!(env, _putenv), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![I32], }, }, ); env_namespace.insert( "_unsetenv", Export::Function { func: func!(env, _unsetenv), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![I32], }, }, ); env_namespace.insert( "_getpwnam", Export::Function { func: func!(env, _getpwnam), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![I32], }, }, ); env_namespace.insert( "_getgrnam", Export::Function { func: func!(env, _getgrnam), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![I32], }, }, ); env_namespace.insert( "___buildEnvironment", Export::Function { func: func!(env, ___build_environment), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![], }, }, ); // Errno env_namespace.insert( "___setErrNo", Export::Function { func: func!(errno, ___seterrno), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![], }, }, ); // Syscalls env_namespace.insert( "___syscall1", Export::Function { func: func!(syscalls, ___syscall1), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![], }, }, ); env_namespace.insert( "___syscall3", Export::Function { func: func!(syscalls, ___syscall3), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "___syscall4", Export::Function { func: func!(syscalls, ___syscall4), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "___syscall5", Export::Function { func: func!(syscalls, ___syscall5), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "___syscall6", Export::Function { func: func!(syscalls, ___syscall6), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "___syscall12", Export::Function { func: func!(syscalls, ___syscall12), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "___syscall20", Export::Function { func: func!(syscalls, ___syscall20), ctx: Context::Internal, signature: FuncSig { params: vec![], returns: vec![I32], }, }, ); env_namespace.insert( "___syscall39", Export::Function { func: func!(syscalls, ___syscall39), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "___syscall40", Export::Function { func: func!(syscalls, ___syscall40), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "___syscall54", Export::Function { func: func!(syscalls, ___syscall54), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "___syscall57", Export::Function { func: func!(syscalls, ___syscall57), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "___syscall63", Export::Function { func: func!(syscalls, ___syscall63), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "___syscall64", Export::Function { func: func!(syscalls, ___syscall64), ctx: Context::Internal, signature: FuncSig { params: vec![], returns: vec![I32], }, }, ); env_namespace.insert( "___syscall102", Export::Function { func: func!(syscalls, ___syscall102), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "___syscall114", Export::Function { func: func!(syscalls, ___syscall114), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "___syscall122", Export::Function { func: func!(syscalls, ___syscall122), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "___syscall140", Export::Function { func: func!(syscalls, ___syscall140), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "___syscall142", Export::Function { func: func!(syscalls, ___syscall142), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "___syscall145", Export::Function { func: func!(syscalls, ___syscall145), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "___syscall146", Export::Function { func: func!(syscalls, ___syscall146), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "___syscall180", Export::Function { func: func!(syscalls, ___syscall180), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "___syscall181", Export::Function { func: func!(syscalls, ___syscall181), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "___syscall192", Export::Function { func: func!(syscalls, ___syscall192), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "___syscall195", Export::Function { func: func!(syscalls, ___syscall195), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "___syscall197", Export::Function { func: func!(syscalls, ___syscall197), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "___syscall201", Export::Function { func: func!(syscalls, ___syscall201), ctx: Context::Internal, signature: FuncSig { params: vec![], returns: vec![I32], }, }, ); env_namespace.insert( "___syscall202", Export::Function { func: func!(syscalls, ___syscall202), ctx: Context::Internal, signature: FuncSig { params: vec![], returns: vec![I32], }, }, ); env_namespace.insert( "___syscall212", Export::Function { func: func!(syscalls, ___syscall212), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "___syscall221", Export::Function { func: func!(syscalls, ___syscall221), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "___syscall330", Export::Function { func: func!(syscalls, ___syscall330), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "___syscall340", Export::Function { func: func!(syscalls, ___syscall340), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); // Process env_namespace.insert( "abort", Export::Function { func: func!(process, em_abort), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![], }, }, ); env_namespace.insert( "_abort", Export::Function { func: func!(process, _abort), ctx: Context::Internal, signature: FuncSig { params: vec![], returns: vec![], }, }, ); env_namespace.insert( "abortStackOverflow", Export::Function { func: func!(process, abort_stack_overflow), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![], }, }, ); env_namespace.insert( "_llvm_trap", Export::Function { func: func!(process, _llvm_trap), ctx: Context::Internal, signature: FuncSig { params: vec![], returns: vec![], }, }, ); env_namespace.insert( "_fork", Export::Function { func: func!(process, _fork), ctx: Context::Internal, signature: FuncSig { params: vec![], returns: vec![I32], }, }, ); env_namespace.insert( "_exit", Export::Function { func: func!(process, _exit), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![], }, }, ); env_namespace.insert( "_system", Export::Function { func: func!(process, _system), ctx: Context::Internal, signature: FuncSig { params: vec![], returns: vec![I32], }, }, ); env_namespace.insert( "_popen", Export::Function { func: func!(process, _popen), ctx: Context::Internal, signature: FuncSig { params: vec![], returns: vec![I32], }, }, ); // Signal env_namespace.insert( "_sigemptyset", Export::Function { func: func!(signal, _sigemptyset), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![I32], }, }, ); env_namespace.insert( "_sigaddset", Export::Function { func: func!(signal, _sigaddset), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "_sigprocmask", Export::Function { func: func!(signal, _sigprocmask), ctx: Context::Internal, signature: FuncSig { params: vec![], returns: vec![I32], }, }, ); env_namespace.insert( "_sigaction", Export::Function { func: func!(signal, _sigaction), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "_signal", Export::Function { func: func!(signal, _signal), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![I32], }, }, ); // Memory env_namespace.insert( "abortOnCannotGrowMemory", Export::Function { func: func!(memory, abort_on_cannot_grow_memory), ctx: Context::Internal, signature: FuncSig { params: vec![], returns: vec![I32], }, }, ); env_namespace.insert( "_emscripten_memcpy_big", Export::Function { func: func!(memory, _emscripten_memcpy_big), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "enlargeMemory", Export::Function { func: func!(memory, enlarge_memory), ctx: Context::Internal, signature: FuncSig { params: vec![], returns: vec![I32], }, }, ); env_namespace.insert( "getTotalMemory", Export::Function { func: func!(memory, get_total_memory), ctx: Context::Internal, signature: FuncSig { params: vec![], returns: vec![I32], }, }, ); env_namespace.insert( "___map_file", Export::Function { func: func!(memory, ___map_file), ctx: Context::Internal, signature: FuncSig { params: vec![], returns: vec![I32], }, }, ); // Exception env_namespace.insert( "___cxa_allocate_exception", Export::Function { func: func!(exception, ___cxa_allocate_exception), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![I32], }, }, ); env_namespace.insert( "___cxa_allocate_exception", Export::Function { func: func!(exception, ___cxa_throw), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32, I32], returns: vec![], }, }, ); env_namespace.insert( "___cxa_throw", Export::Function { func: func!(exception, ___cxa_throw), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32, I32], returns: vec![], }, }, ); // NullFuncs env_namespace.insert( "nullFunc_i", Export::Function { func: func!(nullfunc, nullfunc_i), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![], }, }, ); env_namespace.insert( "nullFunc_ii", Export::Function { func: func!(nullfunc, nullfunc_ii), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![], }, }, ); env_namespace.insert( "nullFunc_iii", Export::Function { func: func!(nullfunc, nullfunc_iii), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![], }, }, ); env_namespace.insert( "nullFunc_iiii", Export::Function { func: func!(nullfunc, nullfunc_iiii), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![], }, }, ); env_namespace.insert( "nullFunc_iiiii", Export::Function { func: func!(nullfunc, nullfunc_iiiii), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![], }, }, ); env_namespace.insert( "nullFunc_iiiiii", Export::Function { func: func!(nullfunc, nullfunc_iiiiii), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![], }, }, ); env_namespace.insert( "nullFunc_v", Export::Function { func: func!(nullfunc, nullfunc_v), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![], }, }, ); env_namespace.insert( "nullFunc_vi", Export::Function { func: func!(nullfunc, nullfunc_vi), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![], }, }, ); env_namespace.insert( "nullFunc_vii", Export::Function { func: func!(nullfunc, nullfunc_vii), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![], }, }, ); env_namespace.insert( "nullFunc_viii", Export::Function { func: func!(nullfunc, nullfunc_viii), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![], }, }, ); env_namespace.insert( "nullFunc_viiii", Export::Function { func: func!(nullfunc, nullfunc_viiii), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![], }, }, ); env_namespace.insert( "nullFunc_viiiii", Export::Function { func: func!(nullfunc, nullfunc_viiiii), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![], }, }, ); env_namespace.insert( "nullFunc_viiiiii", Export::Function { func: func!(nullfunc, nullfunc_viiiiii), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![], }, }, ); // Time env_namespace.insert( "_gettimeofday", Export::Function { func: func!(time, _gettimeofday), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "_clock_gettime", Export::Function { func: func!(time, _clock_gettime), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "___clock_gettime", Export::Function { func: func!(time, ___clock_gettime), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "_clock", Export::Function { func: func!(time, _clock), ctx: Context::Internal, signature: FuncSig { params: vec![], returns: vec![I32], }, }, ); env_namespace.insert( "_difftime", Export::Function { func: func!(time, _difftime), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "_asctime", Export::Function { func: func!(time, _asctime), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![I32], }, }, ); env_namespace.insert( "_asctime_r", Export::Function { func: func!(time, _asctime_r), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "_localtime", Export::Function { func: func!(time, _localtime), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![I32], }, }, ); env_namespace.insert( "_time", Export::Function { func: func!(time, _time), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![I32], }, }, ); env_namespace.insert( "_strftime", Export::Function { func: func!(time, _strftime), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32, I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "_localtime_r", Export::Function { func: func!(time, _localtime_r), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![I32], }, }, ); env_namespace.insert( "_getpagesize", Export::Function { func: func!(env, _getpagesize), ctx: Context::Internal, signature: FuncSig { params: vec![], returns: vec![I32], }, }, ); env_namespace.insert( "_sysconf", Export::Function { func: func!(env, _sysconf), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![I32], }, }, ); // Math asm_namespace.insert( "f64-rem", Export::Function { func: func!(math, f64_rem), ctx: Context::Internal, signature: FuncSig { params: vec![F64, F64], returns: vec![F64], }, }, ); env_namespace.insert( "_llvm_log10_f64", Export::Function { func: func!(math, _llvm_log10_f64), ctx: Context::Internal, signature: FuncSig { params: vec![F64], returns: vec![F64], }, }, ); env_namespace.insert( "_llvm_log2_f64", Export::Function { func: func!(math, _llvm_log2_f64), ctx: Context::Internal, signature: FuncSig { params: vec![F64], returns: vec![F64], }, }, ); // env_namespace.insert( "__setjmp", Export::Function { func: func!(jmp, __setjmp), ctx: Context::Internal, signature: FuncSig { params: vec![I32], returns: vec![I32], }, }, ); env_namespace.insert( "__longjmp", Export::Function { func: func!(jmp, __longjmp), ctx: Context::Internal, signature: FuncSig { params: vec![I32, I32], returns: vec![], }, }, ); mock_external!(env_namespace, _waitpid); mock_external!(env_namespace, _utimes); mock_external!(env_namespace, _usleep); // mock_external!(env_namespace, _time); // mock_external!(env_namespace, _sysconf); // mock_external!(env_namespace, _strftime); mock_external!(env_namespace, _sigsuspend); // mock_external!(env_namespace, _sigprocmask); // mock_external!(env_namespace, _sigemptyset); // mock_external!(env_namespace, _sigaddset); // mock_external!(env_namespace, _sigaction); mock_external!(env_namespace, _setitimer); mock_external!(env_namespace, _setgroups); mock_external!(env_namespace, _setgrent); mock_external!(env_namespace, _sem_wait); mock_external!(env_namespace, _sem_post); mock_external!(env_namespace, _sem_init); mock_external!(env_namespace, _sched_yield); mock_external!(env_namespace, _raise); mock_external!(env_namespace, _mktime); // mock_external!(env_namespace, _localtime_r); // mock_external!(env_namespace, _localtime); mock_external!(env_namespace, _llvm_stacksave); mock_external!(env_namespace, _llvm_stackrestore); mock_external!(env_namespace, _kill); mock_external!(env_namespace, _gmtime_r); // mock_external!(env_namespace, _gettimeofday); // mock_external!(env_namespace, _getpagesize); mock_external!(env_namespace, _getgrent); mock_external!(env_namespace, _getaddrinfo); // mock_external!(env_namespace, _fork); // mock_external!(env_namespace, _exit); mock_external!(env_namespace, _execve); mock_external!(env_namespace, _endgrent); // mock_external!(env_namespace, _clock_gettime); mock_external!(env_namespace, ___syscall97); mock_external!(env_namespace, ___syscall91); mock_external!(env_namespace, ___syscall85); mock_external!(env_namespace, ___syscall75); mock_external!(env_namespace, ___syscall66); // mock_external!(env_namespace, ___syscall64); // mock_external!(env_namespace, ___syscall63); // mock_external!(env_namespace, ___syscall60); // mock_external!(env_namespace, ___syscall54); // mock_external!(env_namespace, ___syscall39); mock_external!(env_namespace, ___syscall38); // mock_external!(env_namespace, ___syscall340); mock_external!(env_namespace, ___syscall334); mock_external!(env_namespace, ___syscall300); mock_external!(env_namespace, ___syscall295); mock_external!(env_namespace, ___syscall272); mock_external!(env_namespace, ___syscall268); // mock_external!(env_namespace, ___syscall221); mock_external!(env_namespace, ___syscall220); // mock_external!(env_namespace, ___syscall212); // mock_external!(env_namespace, ___syscall201); mock_external!(env_namespace, ___syscall199); // mock_external!(env_namespace, ___syscall197); mock_external!(env_namespace, ___syscall196); // mock_external!(env_namespace, ___syscall195); mock_external!(env_namespace, ___syscall194); mock_external!(env_namespace, ___syscall191); // mock_external!(env_namespace, ___syscall181); // mock_external!(env_namespace, ___syscall180); mock_external!(env_namespace, ___syscall168); // mock_external!(env_namespace, ___syscall146); // mock_external!(env_namespace, ___syscall145); // mock_external!(env_namespace, ___syscall142); // mock_external!(env_namespace, ___syscall140); // mock_external!(env_namespace, ___syscall122); // mock_external!(env_namespace, ___syscall102); // mock_external!(env_namespace, ___syscall20); mock_external!(env_namespace, ___syscall15); mock_external!(env_namespace, ___syscall10); mock_external!(env_namespace, _dlopen); mock_external!(env_namespace, _dlclose); mock_external!(env_namespace, _dlsym); mock_external!(env_namespace, _dlerror); imports.register("env", env_namespace); imports.register("asm2wasm", asm_namespace); imports.register("global", global_namespace); imports.register("global.Math", global_math_namespace); imports } /// The current version of this crate pub const VERSION: &str = env!("CARGO_PKG_VERSION");