| #include "env-inl.h" |
| #include "base_object-inl.h" |
| #include "debug_utils-inl.h" |
| #include "memory_tracker-inl.h" |
| #include "node_mem-inl.h" |
| #include "util-inl.h" |
| #include "node.h" |
| #include "node_errors.h" |
| #include "uv.h" |
| #include "uvwasi.h" |
| #include "node_wasi.h" |
| |
| namespace node { |
| namespace wasi { |
| |
| template <typename... Args> |
| inline void Debug(WASI* wasi, Args&&... args) { |
| Debug(wasi->env(), DebugCategory::WASI, std::forward<Args>(args)...); |
| } |
| |
| #define ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(ptr, obj) \ |
| do { \ |
| ASSIGN_OR_RETURN_UNWRAP(ptr, obj); \ |
| if ((*(ptr))->memory_.IsEmpty()) { \ |
| THROW_ERR_WASI_NOT_STARTED(Environment::GetCurrent(args)); \ |
| return; \ |
| } \ |
| } while (0) |
| |
| #define RETURN_IF_BAD_ARG_COUNT(args, expected) \ |
| do { \ |
| if ((args).Length() != (expected)) { \ |
| (args).GetReturnValue().Set(UVWASI_EINVAL); \ |
| return; \ |
| } \ |
| } while (0) |
| |
| #define CHECK_TO_TYPE_OR_RETURN(args, input, type, result) \ |
| do { \ |
| if (!(input)->Is##type()) { \ |
| (args).GetReturnValue().Set(UVWASI_EINVAL); \ |
| return; \ |
| } \ |
| (result) = (input).As<type>()->Value(); \ |
| } while (0) |
| |
| #define UNWRAP_BIGINT_OR_RETURN(args, input, type, result) \ |
| do { \ |
| if (!(input)->IsBigInt()) { \ |
| (args).GetReturnValue().Set(UVWASI_EINVAL); \ |
| return; \ |
| } \ |
| Local<BigInt> js_value = (input).As<BigInt>(); \ |
| bool lossless; \ |
| (result) = js_value->type ## Value(&lossless); \ |
| } while (0) |
| |
| #define GET_BACKING_STORE_OR_RETURN(wasi, args, mem_ptr, mem_size) \ |
| do { \ |
| uvwasi_errno_t err = (wasi)->backingStore((mem_ptr), (mem_size)); \ |
| if (err != UVWASI_ESUCCESS) { \ |
| (args).GetReturnValue().Set(err); \ |
| return; \ |
| } \ |
| } while (0) |
| |
| #define CHECK_BOUNDS_OR_RETURN(args, mem_size, offset, buf_size) \ |
| do { \ |
| if (!uvwasi_serdes_check_bounds((offset), (mem_size), (buf_size))) { \ |
| (args).GetReturnValue().Set(UVWASI_EOVERFLOW); \ |
| return; \ |
| } \ |
| } while (0) |
| |
| |
| using v8::Array; |
| using v8::ArrayBuffer; |
| using v8::BackingStore; |
| using v8::BigInt; |
| using v8::Context; |
| using v8::Exception; |
| using v8::FunctionCallbackInfo; |
| using v8::FunctionTemplate; |
| using v8::Integer; |
| using v8::Isolate; |
| using v8::Local; |
| using v8::MaybeLocal; |
| using v8::Object; |
| using v8::String; |
| using v8::Uint32; |
| using v8::Value; |
| |
| |
| static MaybeLocal<Value> WASIException(Local<Context> context, |
| int errorno, |
| const char* syscall) { |
| Isolate* isolate = context->GetIsolate(); |
| Environment* env = Environment::GetCurrent(context); |
| CHECK_NOT_NULL(env); |
| const char* err_name = uvwasi_embedder_err_code_to_string(errorno); |
| Local<String> js_code = OneByteString(isolate, err_name); |
| Local<String> js_syscall = OneByteString(isolate, syscall); |
| Local<String> js_msg = js_code; |
| js_msg = |
| String::Concat(isolate, js_msg, FIXED_ONE_BYTE_STRING(isolate, ", ")); |
| js_msg = String::Concat(isolate, js_msg, js_syscall); |
| Local<Object> e = |
| Exception::Error(js_msg)->ToObject(context) |
| .ToLocalChecked(); |
| |
| if (e->Set(context, |
| env->errno_string(), |
| Integer::New(isolate, errorno)).IsNothing() || |
| e->Set(context, env->code_string(), js_code).IsNothing() || |
| e->Set(context, env->syscall_string(), js_syscall).IsNothing()) { |
| return MaybeLocal<Value>(); |
| } |
| |
| return e; |
| } |
| |
| |
| WASI::WASI(Environment* env, |
| Local<Object> object, |
| uvwasi_options_t* options) : BaseObject(env, object) { |
| MakeWeak(); |
| alloc_info_ = MakeAllocator(); |
| options->allocator = &alloc_info_; |
| int err = uvwasi_init(&uvw_, options); |
| if (err != UVWASI_ESUCCESS) { |
| Local<Context> context = env->context(); |
| MaybeLocal<Value> exception = WASIException(context, err, "uvwasi_init"); |
| |
| if (exception.IsEmpty()) |
| return; |
| |
| context->GetIsolate()->ThrowException(exception.ToLocalChecked()); |
| } |
| } |
| |
| |
| WASI::~WASI() { |
| uvwasi_destroy(&uvw_); |
| CHECK_EQ(current_uvwasi_memory_, 0); |
| } |
| |
| void WASI::MemoryInfo(MemoryTracker* tracker) const { |
| tracker->TrackField("memory", memory_); |
| tracker->TrackFieldWithSize("uvwasi_memory", current_uvwasi_memory_); |
| } |
| |
| void WASI::CheckAllocatedSize(size_t previous_size) const { |
| CHECK_GE(current_uvwasi_memory_, previous_size); |
| } |
| |
| void WASI::IncreaseAllocatedSize(size_t size) { |
| current_uvwasi_memory_ += size; |
| } |
| |
| void WASI::DecreaseAllocatedSize(size_t size) { |
| current_uvwasi_memory_ -= size; |
| } |
| |
| void WASI::New(const FunctionCallbackInfo<Value>& args) { |
| CHECK(args.IsConstructCall()); |
| CHECK_EQ(args.Length(), 4); |
| CHECK(args[0]->IsArray()); |
| CHECK(args[1]->IsArray()); |
| CHECK(args[2]->IsArray()); |
| CHECK(args[3]->IsArray()); |
| |
| Environment* env = Environment::GetCurrent(args); |
| Local<Context> context = env->context(); |
| Local<Array> argv = args[0].As<Array>(); |
| const uint32_t argc = argv->Length(); |
| uvwasi_options_t options; |
| |
| Local<Array> stdio = args[3].As<Array>(); |
| CHECK_EQ(stdio->Length(), 3); |
| options.in = stdio->Get(context, 0).ToLocalChecked()-> |
| Int32Value(context).FromJust(); |
| options.out = stdio->Get(context, 1).ToLocalChecked()-> |
| Int32Value(context).FromJust(); |
| options.err = stdio->Get(context, 2).ToLocalChecked()-> |
| Int32Value(context).FromJust(); |
| |
| options.fd_table_size = 3; |
| options.argc = argc; |
| options.argv = |
| const_cast<const char**>(argc == 0 ? nullptr : new char*[argc]); |
| |
| for (uint32_t i = 0; i < argc; i++) { |
| auto arg = argv->Get(context, i).ToLocalChecked(); |
| CHECK(arg->IsString()); |
| node::Utf8Value str(env->isolate(), arg); |
| options.argv[i] = strdup(*str); |
| CHECK_NOT_NULL(options.argv[i]); |
| } |
| |
| Local<Array> env_pairs = args[1].As<Array>(); |
| const uint32_t envc = env_pairs->Length(); |
| options.envp = const_cast<const char**>(new char*[envc + 1]); |
| for (uint32_t i = 0; i < envc; i++) { |
| auto pair = env_pairs->Get(context, i).ToLocalChecked(); |
| CHECK(pair->IsString()); |
| node::Utf8Value str(env->isolate(), pair); |
| options.envp[i] = strdup(*str); |
| CHECK_NOT_NULL(options.envp[i]); |
| } |
| options.envp[envc] = nullptr; |
| |
| Local<Array> preopens = args[2].As<Array>(); |
| CHECK_EQ(preopens->Length() % 2, 0); |
| options.preopenc = preopens->Length() / 2; |
| options.preopens = Calloc<uvwasi_preopen_t>(options.preopenc); |
| int index = 0; |
| for (uint32_t i = 0; i < preopens->Length(); i += 2) { |
| auto mapped = preopens->Get(context, i).ToLocalChecked(); |
| auto real = preopens->Get(context, i + 1).ToLocalChecked(); |
| CHECK(mapped->IsString()); |
| CHECK(real->IsString()); |
| node::Utf8Value mapped_path(env->isolate(), mapped); |
| node::Utf8Value real_path(env->isolate(), real); |
| options.preopens[index].mapped_path = strdup(*mapped_path); |
| CHECK_NOT_NULL(options.preopens[index].mapped_path); |
| options.preopens[index].real_path = strdup(*real_path); |
| CHECK_NOT_NULL(options.preopens[index].real_path); |
| index++; |
| } |
| |
| new WASI(env, args.This(), &options); |
| |
| if (options.argv != nullptr) { |
| for (uint32_t i = 0; i < argc; i++) |
| free(const_cast<char*>(options.argv[i])); |
| delete[] options.argv; |
| } |
| |
| if (options.envp != nullptr) { |
| for (uint32_t i = 0; options.envp[i]; i++) |
| free(const_cast<char*>(options.envp[i])); |
| delete[] options.envp; |
| } |
| |
| if (options.preopens != nullptr) { |
| for (uint32_t i = 0; i < options.preopenc; i++) { |
| free(options.preopens[i].mapped_path); |
| free(options.preopens[i].real_path); |
| } |
| |
| free(options.preopens); |
| } |
| } |
| |
| |
| void WASI::ArgsGet(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t argv_offset; |
| uint32_t argv_buf_offset; |
| char* memory; |
| size_t mem_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 2); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, argv_offset); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, argv_buf_offset); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, "args_get(%d, %d)\n", argv_offset, argv_buf_offset); |
| GET_BACKING_STORE_OR_RETURN(wasi, args, &memory, &mem_size); |
| CHECK_BOUNDS_OR_RETURN(args, |
| mem_size, |
| argv_buf_offset, |
| wasi->uvw_.argv_buf_size); |
| CHECK_BOUNDS_OR_RETURN(args, |
| mem_size, |
| argv_offset, |
| wasi->uvw_.argc * UVWASI_SERDES_SIZE_uint32_t); |
| std::vector<char*> argv(wasi->uvw_.argc); |
| char* argv_buf = &memory[argv_buf_offset]; |
| uvwasi_errno_t err = uvwasi_args_get(&wasi->uvw_, argv.data(), argv_buf); |
| |
| if (err == UVWASI_ESUCCESS) { |
| for (size_t i = 0; i < wasi->uvw_.argc; i++) { |
| uint32_t offset = argv_buf_offset + (argv[i] - argv[0]); |
| uvwasi_serdes_write_uint32_t(memory, |
| argv_offset + |
| (i * UVWASI_SERDES_SIZE_uint32_t), |
| offset); |
| } |
| } |
| |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::ArgsSizesGet(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t argc_offset; |
| uint32_t argv_buf_offset; |
| char* memory; |
| size_t mem_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 2); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, argc_offset); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, argv_buf_offset); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, "args_sizes_get(%d, %d)\n", argc_offset, argv_buf_offset); |
| GET_BACKING_STORE_OR_RETURN(wasi, args, &memory, &mem_size); |
| CHECK_BOUNDS_OR_RETURN(args, |
| mem_size, |
| argc_offset, |
| UVWASI_SERDES_SIZE_size_t); |
| CHECK_BOUNDS_OR_RETURN(args, |
| mem_size, |
| argv_buf_offset, |
| UVWASI_SERDES_SIZE_size_t); |
| uvwasi_size_t argc; |
| uvwasi_size_t argv_buf_size; |
| uvwasi_errno_t err = uvwasi_args_sizes_get(&wasi->uvw_, |
| &argc, |
| &argv_buf_size); |
| if (err == UVWASI_ESUCCESS) { |
| uvwasi_serdes_write_size_t(memory, argc_offset, argc); |
| uvwasi_serdes_write_size_t(memory, argv_buf_offset, argv_buf_size); |
| } |
| |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::ClockResGet(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t clock_id; |
| uint32_t resolution_ptr; |
| char* memory; |
| size_t mem_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 2); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, clock_id); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, resolution_ptr); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, "clock_res_get(%d, %d)\n", clock_id, resolution_ptr); |
| GET_BACKING_STORE_OR_RETURN(wasi, args, &memory, &mem_size); |
| CHECK_BOUNDS_OR_RETURN(args, |
| mem_size, |
| resolution_ptr, |
| UVWASI_SERDES_SIZE_timestamp_t); |
| uvwasi_timestamp_t resolution; |
| uvwasi_errno_t err = uvwasi_clock_res_get(&wasi->uvw_, |
| clock_id, |
| &resolution); |
| if (err == UVWASI_ESUCCESS) |
| uvwasi_serdes_write_timestamp_t(memory, resolution_ptr, resolution); |
| |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::ClockTimeGet(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t clock_id; |
| uint64_t precision; |
| uint32_t time_ptr; |
| char* memory; |
| size_t mem_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 3); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, clock_id); |
| UNWRAP_BIGINT_OR_RETURN(args, args[1], Uint64, precision); |
| CHECK_TO_TYPE_OR_RETURN(args, args[2], Uint32, time_ptr); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, "clock_time_get(%d, %d, %d)\n", clock_id, precision, time_ptr); |
| GET_BACKING_STORE_OR_RETURN(wasi, args, &memory, &mem_size); |
| CHECK_BOUNDS_OR_RETURN(args, |
| mem_size, |
| time_ptr, |
| UVWASI_SERDES_SIZE_timestamp_t); |
| uvwasi_timestamp_t time; |
| uvwasi_errno_t err = uvwasi_clock_time_get(&wasi->uvw_, |
| clock_id, |
| precision, |
| &time); |
| if (err == UVWASI_ESUCCESS) |
| uvwasi_serdes_write_timestamp_t(memory, time_ptr, time); |
| |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::EnvironGet(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t environ_offset; |
| uint32_t environ_buf_offset; |
| char* memory; |
| size_t mem_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 2); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, environ_offset); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, environ_buf_offset); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, "environ_get(%d, %d)\n", environ_offset, environ_buf_offset); |
| GET_BACKING_STORE_OR_RETURN(wasi, args, &memory, &mem_size); |
| CHECK_BOUNDS_OR_RETURN(args, |
| mem_size, |
| environ_buf_offset, |
| wasi->uvw_.env_buf_size); |
| CHECK_BOUNDS_OR_RETURN(args, |
| mem_size, |
| environ_offset, |
| wasi->uvw_.envc * UVWASI_SERDES_SIZE_uint32_t); |
| std::vector<char*> environment(wasi->uvw_.envc); |
| char* environ_buf = &memory[environ_buf_offset]; |
| uvwasi_errno_t err = uvwasi_environ_get(&wasi->uvw_, |
| environment.data(), |
| environ_buf); |
| |
| if (err == UVWASI_ESUCCESS) { |
| for (size_t i = 0; i < wasi->uvw_.envc; i++) { |
| uint32_t offset = environ_buf_offset + (environment[i] - environment[0]); |
| |
| uvwasi_serdes_write_uint32_t(memory, |
| environ_offset + |
| (i * UVWASI_SERDES_SIZE_uint32_t), |
| offset); |
| } |
| } |
| |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::EnvironSizesGet(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t envc_offset; |
| uint32_t env_buf_offset; |
| char* memory; |
| size_t mem_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 2); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, envc_offset); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, env_buf_offset); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, "environ_sizes_get(%d, %d)\n", envc_offset, env_buf_offset); |
| GET_BACKING_STORE_OR_RETURN(wasi, args, &memory, &mem_size); |
| CHECK_BOUNDS_OR_RETURN(args, |
| mem_size, |
| envc_offset, |
| UVWASI_SERDES_SIZE_size_t); |
| CHECK_BOUNDS_OR_RETURN(args, |
| mem_size, |
| env_buf_offset, |
| UVWASI_SERDES_SIZE_size_t); |
| uvwasi_size_t envc; |
| uvwasi_size_t env_buf_size; |
| uvwasi_errno_t err = uvwasi_environ_sizes_get(&wasi->uvw_, |
| &envc, |
| &env_buf_size); |
| if (err == UVWASI_ESUCCESS) { |
| uvwasi_serdes_write_size_t(memory, envc_offset, envc); |
| uvwasi_serdes_write_size_t(memory, env_buf_offset, env_buf_size); |
| } |
| |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::FdAdvise(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t fd; |
| uint64_t offset; |
| uint64_t len; |
| uint8_t advice; |
| RETURN_IF_BAD_ARG_COUNT(args, 4); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, fd); |
| UNWRAP_BIGINT_OR_RETURN(args, args[1], Uint64, offset); |
| UNWRAP_BIGINT_OR_RETURN(args, args[2], Uint64, len); |
| CHECK_TO_TYPE_OR_RETURN(args, args[3], Uint32, advice); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, "fd_advise(%d, %d, %d, %d)\n", fd, offset, len, advice); |
| uvwasi_errno_t err = uvwasi_fd_advise(&wasi->uvw_, fd, offset, len, advice); |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::FdAllocate(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t fd; |
| uint64_t offset; |
| uint64_t len; |
| RETURN_IF_BAD_ARG_COUNT(args, 3); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, fd); |
| UNWRAP_BIGINT_OR_RETURN(args, args[1], Uint64, offset); |
| UNWRAP_BIGINT_OR_RETURN(args, args[2], Uint64, len); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, "fd_allocate(%d, %d, %d)\n", fd, offset, len); |
| uvwasi_errno_t err = uvwasi_fd_allocate(&wasi->uvw_, fd, offset, len); |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::FdClose(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t fd; |
| RETURN_IF_BAD_ARG_COUNT(args, 1); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, fd); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, "fd_close(%d)\n", fd); |
| uvwasi_errno_t err = uvwasi_fd_close(&wasi->uvw_, fd); |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::FdDatasync(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t fd; |
| RETURN_IF_BAD_ARG_COUNT(args, 1); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, fd); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, "fd_datasync(%d)\n", fd); |
| uvwasi_errno_t err = uvwasi_fd_datasync(&wasi->uvw_, fd); |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::FdFdstatGet(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t fd; |
| uint32_t buf; |
| char* memory; |
| size_t mem_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 2); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, fd); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, buf); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, "fd_fdstat_get(%d, %d)\n", fd, buf); |
| GET_BACKING_STORE_OR_RETURN(wasi, args, &memory, &mem_size); |
| CHECK_BOUNDS_OR_RETURN(args, mem_size, buf, UVWASI_SERDES_SIZE_fdstat_t); |
| uvwasi_fdstat_t stats; |
| uvwasi_errno_t err = uvwasi_fd_fdstat_get(&wasi->uvw_, fd, &stats); |
| |
| if (err == UVWASI_ESUCCESS) |
| uvwasi_serdes_write_fdstat_t(memory, buf, &stats); |
| |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::FdFdstatSetFlags(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t fd; |
| uint16_t flags; |
| RETURN_IF_BAD_ARG_COUNT(args, 2); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, fd); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, flags); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, "fd_fdstat_set_flags(%d, %d)\n", fd, flags); |
| uvwasi_errno_t err = uvwasi_fd_fdstat_set_flags(&wasi->uvw_, fd, flags); |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::FdFdstatSetRights(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t fd; |
| uint64_t fs_rights_base; |
| uint64_t fs_rights_inheriting; |
| RETURN_IF_BAD_ARG_COUNT(args, 3); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, fd); |
| UNWRAP_BIGINT_OR_RETURN(args, args[1], Uint64, fs_rights_base); |
| UNWRAP_BIGINT_OR_RETURN(args, args[2], Uint64, fs_rights_inheriting); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, |
| "fd_fdstat_set_rights(%d, %d, %d)\n", |
| fd, |
| fs_rights_base, |
| fs_rights_inheriting); |
| uvwasi_errno_t err = uvwasi_fd_fdstat_set_rights(&wasi->uvw_, |
| fd, |
| fs_rights_base, |
| fs_rights_inheriting); |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::FdFilestatGet(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t fd; |
| uint32_t buf; |
| char* memory; |
| size_t mem_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 2); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, fd); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, buf); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, "fd_filestat_get(%d, %d)\n", fd, buf); |
| GET_BACKING_STORE_OR_RETURN(wasi, args, &memory, &mem_size); |
| CHECK_BOUNDS_OR_RETURN(args, mem_size, buf, UVWASI_SERDES_SIZE_filestat_t); |
| uvwasi_filestat_t stats; |
| uvwasi_errno_t err = uvwasi_fd_filestat_get(&wasi->uvw_, fd, &stats); |
| |
| if (err == UVWASI_ESUCCESS) |
| uvwasi_serdes_write_filestat_t(memory, buf, &stats); |
| |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::FdFilestatSetSize(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t fd; |
| uint64_t st_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 2); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, fd); |
| UNWRAP_BIGINT_OR_RETURN(args, args[1], Uint64, st_size); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, "fd_filestat_set_size(%d, %d)\n", fd, st_size); |
| uvwasi_errno_t err = uvwasi_fd_filestat_set_size(&wasi->uvw_, fd, st_size); |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::FdFilestatSetTimes(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t fd; |
| uint64_t st_atim; |
| uint64_t st_mtim; |
| uint16_t fst_flags; |
| RETURN_IF_BAD_ARG_COUNT(args, 4); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, fd); |
| UNWRAP_BIGINT_OR_RETURN(args, args[1], Uint64, st_atim); |
| UNWRAP_BIGINT_OR_RETURN(args, args[2], Uint64, st_mtim); |
| CHECK_TO_TYPE_OR_RETURN(args, args[3], Uint32, fst_flags); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, |
| "fd_filestat_set_times(%d, %d, %d, %d)\n", |
| fd, |
| st_atim, |
| st_mtim, |
| fst_flags); |
| uvwasi_errno_t err = uvwasi_fd_filestat_set_times(&wasi->uvw_, |
| fd, |
| st_atim, |
| st_mtim, |
| fst_flags); |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::FdPread(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t fd; |
| uint32_t iovs_ptr; |
| uint32_t iovs_len; |
| uint64_t offset; |
| uint32_t nread_ptr; |
| char* memory; |
| size_t mem_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 5); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, fd); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, iovs_ptr); |
| CHECK_TO_TYPE_OR_RETURN(args, args[2], Uint32, iovs_len); |
| UNWRAP_BIGINT_OR_RETURN(args, args[3], Uint64, offset); |
| CHECK_TO_TYPE_OR_RETURN(args, args[4], Uint32, nread_ptr); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, |
| "uvwasi_fd_pread(%d, %d, %d, %d, %d)\n", |
| fd, |
| iovs_ptr, |
| iovs_len, |
| offset, |
| nread_ptr); |
| GET_BACKING_STORE_OR_RETURN(wasi, args, &memory, &mem_size); |
| CHECK_BOUNDS_OR_RETURN(args, |
| mem_size, |
| iovs_ptr, |
| iovs_len * UVWASI_SERDES_SIZE_iovec_t); |
| CHECK_BOUNDS_OR_RETURN(args, mem_size, nread_ptr, UVWASI_SERDES_SIZE_size_t); |
| std::vector<uvwasi_iovec_t> iovs(iovs_len); |
| uvwasi_errno_t err; |
| |
| err = uvwasi_serdes_readv_iovec_t(memory, |
| mem_size, |
| iovs_ptr, |
| iovs.data(), |
| iovs_len); |
| if (err != UVWASI_ESUCCESS) { |
| args.GetReturnValue().Set(err); |
| return; |
| } |
| |
| uvwasi_size_t nread; |
| err = uvwasi_fd_pread(&wasi->uvw_, fd, iovs.data(), iovs_len, offset, &nread); |
| if (err == UVWASI_ESUCCESS) |
| uvwasi_serdes_write_size_t(memory, nread_ptr, nread); |
| |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::FdPrestatGet(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t fd; |
| uint32_t buf; |
| char* memory; |
| size_t mem_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 2); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, fd); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, buf); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, "fd_prestat_get(%d, %d)\n", fd, buf); |
| GET_BACKING_STORE_OR_RETURN(wasi, args, &memory, &mem_size); |
| CHECK_BOUNDS_OR_RETURN(args, mem_size, buf, UVWASI_SERDES_SIZE_prestat_t); |
| uvwasi_prestat_t prestat; |
| uvwasi_errno_t err = uvwasi_fd_prestat_get(&wasi->uvw_, fd, &prestat); |
| |
| if (err == UVWASI_ESUCCESS) |
| uvwasi_serdes_write_prestat_t(memory, buf, &prestat); |
| |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::FdPrestatDirName(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t fd; |
| uint32_t path_ptr; |
| uint32_t path_len; |
| char* memory; |
| size_t mem_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 3); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, fd); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, path_ptr); |
| CHECK_TO_TYPE_OR_RETURN(args, args[2], Uint32, path_len); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, "fd_prestat_dir_name(%d, %d, %d)\n", fd, path_ptr, path_len); |
| GET_BACKING_STORE_OR_RETURN(wasi, args, &memory, &mem_size); |
| CHECK_BOUNDS_OR_RETURN(args, mem_size, path_ptr, path_len); |
| uvwasi_errno_t err = uvwasi_fd_prestat_dir_name(&wasi->uvw_, |
| fd, |
| &memory[path_ptr], |
| path_len); |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::FdPwrite(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t fd; |
| uint32_t iovs_ptr; |
| uint32_t iovs_len; |
| uint64_t offset; |
| uint32_t nwritten_ptr; |
| char* memory; |
| size_t mem_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 5); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, fd); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, iovs_ptr); |
| CHECK_TO_TYPE_OR_RETURN(args, args[2], Uint32, iovs_len); |
| UNWRAP_BIGINT_OR_RETURN(args, args[3], Uint64, offset); |
| CHECK_TO_TYPE_OR_RETURN(args, args[4], Uint32, nwritten_ptr); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, |
| "uvwasi_fd_pwrite(%d, %d, %d, %d, %d)\n", |
| fd, |
| iovs_ptr, |
| iovs_len, |
| offset, |
| nwritten_ptr); |
| GET_BACKING_STORE_OR_RETURN(wasi, args, &memory, &mem_size); |
| CHECK_BOUNDS_OR_RETURN(args, |
| mem_size, |
| iovs_ptr, |
| iovs_len * UVWASI_SERDES_SIZE_ciovec_t); |
| CHECK_BOUNDS_OR_RETURN(args, |
| mem_size, |
| nwritten_ptr, |
| UVWASI_SERDES_SIZE_size_t); |
| std::vector<uvwasi_ciovec_t> iovs(iovs_len); |
| uvwasi_errno_t err; |
| |
| err = uvwasi_serdes_readv_ciovec_t(memory, |
| mem_size, |
| iovs_ptr, |
| iovs.data(), |
| iovs_len); |
| if (err != UVWASI_ESUCCESS) { |
| args.GetReturnValue().Set(err); |
| return; |
| } |
| |
| uvwasi_size_t nwritten; |
| err = uvwasi_fd_pwrite(&wasi->uvw_, |
| fd, |
| iovs.data(), |
| iovs_len, |
| offset, |
| &nwritten); |
| if (err == UVWASI_ESUCCESS) |
| uvwasi_serdes_write_size_t(memory, nwritten_ptr, nwritten); |
| |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::FdRead(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t fd; |
| uint32_t iovs_ptr; |
| uint32_t iovs_len; |
| uint32_t nread_ptr; |
| char* memory; |
| size_t mem_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 4); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, fd); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, iovs_ptr); |
| CHECK_TO_TYPE_OR_RETURN(args, args[2], Uint32, iovs_len); |
| CHECK_TO_TYPE_OR_RETURN(args, args[3], Uint32, nread_ptr); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, "fd_read(%d, %d, %d, %d)\n", fd, iovs_ptr, iovs_len, nread_ptr); |
| GET_BACKING_STORE_OR_RETURN(wasi, args, &memory, &mem_size); |
| CHECK_BOUNDS_OR_RETURN(args, |
| mem_size, |
| iovs_ptr, |
| iovs_len * UVWASI_SERDES_SIZE_iovec_t); |
| CHECK_BOUNDS_OR_RETURN(args, mem_size, nread_ptr, UVWASI_SERDES_SIZE_size_t); |
| std::vector<uvwasi_iovec_t> iovs(iovs_len); |
| uvwasi_errno_t err; |
| |
| err = uvwasi_serdes_readv_iovec_t(memory, |
| mem_size, |
| iovs_ptr, |
| iovs.data(), |
| iovs_len); |
| if (err != UVWASI_ESUCCESS) { |
| args.GetReturnValue().Set(err); |
| return; |
| } |
| |
| uvwasi_size_t nread; |
| err = uvwasi_fd_read(&wasi->uvw_, fd, iovs.data(), iovs_len, &nread); |
| if (err == UVWASI_ESUCCESS) |
| uvwasi_serdes_write_size_t(memory, nread_ptr, nread); |
| |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::FdReaddir(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t fd; |
| uint32_t buf_ptr; |
| uint32_t buf_len; |
| uint64_t cookie; |
| uint32_t bufused_ptr; |
| char* memory; |
| size_t mem_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 5); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, fd); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, buf_ptr); |
| CHECK_TO_TYPE_OR_RETURN(args, args[2], Uint32, buf_len); |
| UNWRAP_BIGINT_OR_RETURN(args, args[3], Uint64, cookie); |
| CHECK_TO_TYPE_OR_RETURN(args, args[4], Uint32, bufused_ptr); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, |
| "uvwasi_fd_readdir(%d, %d, %d, %d, %d)\n", |
| fd, |
| buf_ptr, |
| buf_len, |
| cookie, |
| bufused_ptr); |
| GET_BACKING_STORE_OR_RETURN(wasi, args, &memory, &mem_size); |
| CHECK_BOUNDS_OR_RETURN(args, mem_size, buf_ptr, buf_len); |
| CHECK_BOUNDS_OR_RETURN(args, |
| mem_size, |
| bufused_ptr, |
| UVWASI_SERDES_SIZE_size_t); |
| uvwasi_size_t bufused; |
| uvwasi_errno_t err = uvwasi_fd_readdir(&wasi->uvw_, |
| fd, |
| &memory[buf_ptr], |
| buf_len, |
| cookie, |
| &bufused); |
| if (err == UVWASI_ESUCCESS) |
| uvwasi_serdes_write_size_t(memory, bufused_ptr, bufused); |
| |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::FdRenumber(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t from; |
| uint32_t to; |
| RETURN_IF_BAD_ARG_COUNT(args, 2); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, from); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, to); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, "fd_renumber(%d, %d)\n", from, to); |
| uvwasi_errno_t err = uvwasi_fd_renumber(&wasi->uvw_, from, to); |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::FdSeek(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t fd; |
| int64_t offset; |
| uint8_t whence; |
| uint32_t newoffset_ptr; |
| char* memory; |
| size_t mem_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 4); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, fd); |
| UNWRAP_BIGINT_OR_RETURN(args, args[1], Int64, offset); |
| CHECK_TO_TYPE_OR_RETURN(args, args[2], Uint32, whence); |
| CHECK_TO_TYPE_OR_RETURN(args, args[3], Uint32, newoffset_ptr); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, "fd_seek(%d, %d, %d, %d)\n", fd, offset, whence, newoffset_ptr); |
| GET_BACKING_STORE_OR_RETURN(wasi, args, &memory, &mem_size); |
| CHECK_BOUNDS_OR_RETURN(args, |
| mem_size, |
| newoffset_ptr, |
| UVWASI_SERDES_SIZE_filesize_t); |
| uvwasi_filesize_t newoffset; |
| uvwasi_errno_t err = uvwasi_fd_seek(&wasi->uvw_, |
| fd, |
| offset, |
| whence, |
| &newoffset); |
| if (err == UVWASI_ESUCCESS) |
| uvwasi_serdes_write_filesize_t(memory, newoffset_ptr, newoffset); |
| |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::FdSync(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t fd; |
| RETURN_IF_BAD_ARG_COUNT(args, 1); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, fd); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, "fd_sync(%d)\n", fd); |
| uvwasi_errno_t err = uvwasi_fd_sync(&wasi->uvw_, fd); |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::FdTell(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t fd; |
| uint32_t offset_ptr; |
| char* memory; |
| size_t mem_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 2); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, fd); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, offset_ptr); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, "fd_tell(%d, %d)\n", fd, offset_ptr); |
| GET_BACKING_STORE_OR_RETURN(wasi, args, &memory, &mem_size); |
| CHECK_BOUNDS_OR_RETURN(args, |
| mem_size, |
| offset_ptr, |
| UVWASI_SERDES_SIZE_filesize_t); |
| uvwasi_filesize_t offset; |
| uvwasi_errno_t err = uvwasi_fd_tell(&wasi->uvw_, fd, &offset); |
| |
| if (err == UVWASI_ESUCCESS) |
| uvwasi_serdes_write_filesize_t(memory, offset_ptr, offset); |
| |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::FdWrite(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t fd; |
| uint32_t iovs_ptr; |
| uint32_t iovs_len; |
| uint32_t nwritten_ptr; |
| char* memory; |
| size_t mem_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 4); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, fd); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, iovs_ptr); |
| CHECK_TO_TYPE_OR_RETURN(args, args[2], Uint32, iovs_len); |
| CHECK_TO_TYPE_OR_RETURN(args, args[3], Uint32, nwritten_ptr); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, |
| "fd_write(%d, %d, %d, %d)\n", |
| fd, |
| iovs_ptr, |
| iovs_len, |
| nwritten_ptr); |
| GET_BACKING_STORE_OR_RETURN(wasi, args, &memory, &mem_size); |
| CHECK_BOUNDS_OR_RETURN(args, |
| mem_size, |
| iovs_ptr, |
| iovs_len * UVWASI_SERDES_SIZE_ciovec_t); |
| CHECK_BOUNDS_OR_RETURN(args, |
| mem_size, |
| nwritten_ptr, |
| UVWASI_SERDES_SIZE_size_t); |
| std::vector<uvwasi_ciovec_t> iovs(iovs_len); |
| uvwasi_errno_t err; |
| |
| err = uvwasi_serdes_readv_ciovec_t(memory, |
| mem_size, |
| iovs_ptr, |
| iovs.data(), |
| iovs_len); |
| if (err != UVWASI_ESUCCESS) { |
| args.GetReturnValue().Set(err); |
| return; |
| } |
| |
| uvwasi_size_t nwritten; |
| err = uvwasi_fd_write(&wasi->uvw_, fd, iovs.data(), iovs_len, &nwritten); |
| if (err == UVWASI_ESUCCESS) |
| uvwasi_serdes_write_size_t(memory, nwritten_ptr, nwritten); |
| |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::PathCreateDirectory(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t fd; |
| uint32_t path_ptr; |
| uint32_t path_len; |
| char* memory; |
| size_t mem_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 3); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, fd); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, path_ptr); |
| CHECK_TO_TYPE_OR_RETURN(args, args[2], Uint32, path_len); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, "path_create_directory(%d, %d, %d)\n", fd, path_ptr, path_len); |
| GET_BACKING_STORE_OR_RETURN(wasi, args, &memory, &mem_size); |
| CHECK_BOUNDS_OR_RETURN(args, mem_size, path_ptr, path_len); |
| uvwasi_errno_t err = uvwasi_path_create_directory(&wasi->uvw_, |
| fd, |
| &memory[path_ptr], |
| path_len); |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::PathFilestatGet(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t fd; |
| uint32_t flags; |
| uint32_t path_ptr; |
| uint32_t path_len; |
| uint32_t buf_ptr; |
| char* memory; |
| size_t mem_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 5); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, fd); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, flags); |
| CHECK_TO_TYPE_OR_RETURN(args, args[2], Uint32, path_ptr); |
| CHECK_TO_TYPE_OR_RETURN(args, args[3], Uint32, path_len); |
| CHECK_TO_TYPE_OR_RETURN(args, args[4], Uint32, buf_ptr); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, |
| "path_filestat_get(%d, %d, %d)\n", |
| fd, |
| path_ptr, |
| path_len); |
| GET_BACKING_STORE_OR_RETURN(wasi, args, &memory, &mem_size); |
| CHECK_BOUNDS_OR_RETURN(args, mem_size, path_ptr, path_len); |
| CHECK_BOUNDS_OR_RETURN(args, |
| mem_size, |
| buf_ptr, |
| UVWASI_SERDES_SIZE_filestat_t); |
| uvwasi_filestat_t stats; |
| uvwasi_errno_t err = uvwasi_path_filestat_get(&wasi->uvw_, |
| fd, |
| flags, |
| &memory[path_ptr], |
| path_len, |
| &stats); |
| if (err == UVWASI_ESUCCESS) |
| uvwasi_serdes_write_filestat_t(memory, buf_ptr, &stats); |
| |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::PathFilestatSetTimes(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t fd; |
| uint32_t flags; |
| uint32_t path_ptr; |
| uint32_t path_len; |
| uint64_t st_atim; |
| uint64_t st_mtim; |
| uint16_t fst_flags; |
| char* memory; |
| size_t mem_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 7); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, fd); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, flags); |
| CHECK_TO_TYPE_OR_RETURN(args, args[2], Uint32, path_ptr); |
| CHECK_TO_TYPE_OR_RETURN(args, args[3], Uint32, path_len); |
| UNWRAP_BIGINT_OR_RETURN(args, args[4], Uint64, st_atim); |
| UNWRAP_BIGINT_OR_RETURN(args, args[5], Uint64, st_mtim); |
| CHECK_TO_TYPE_OR_RETURN(args, args[6], Uint32, fst_flags); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, |
| "path_filestat_set_times(%d, %d, %d, %d, %d, %d, %d)\n", |
| fd, |
| flags, |
| path_ptr, |
| path_len, |
| st_atim, |
| st_mtim, |
| fst_flags); |
| GET_BACKING_STORE_OR_RETURN(wasi, args, &memory, &mem_size); |
| CHECK_BOUNDS_OR_RETURN(args, mem_size, path_ptr, path_len); |
| uvwasi_errno_t err = uvwasi_path_filestat_set_times(&wasi->uvw_, |
| fd, |
| flags, |
| &memory[path_ptr], |
| path_len, |
| st_atim, |
| st_mtim, |
| fst_flags); |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::PathLink(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t old_fd; |
| uint32_t old_flags; |
| uint32_t old_path_ptr; |
| uint32_t old_path_len; |
| uint32_t new_fd; |
| uint32_t new_path_ptr; |
| uint32_t new_path_len; |
| char* memory; |
| size_t mem_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 7); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, old_fd); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, old_flags); |
| CHECK_TO_TYPE_OR_RETURN(args, args[2], Uint32, old_path_ptr); |
| CHECK_TO_TYPE_OR_RETURN(args, args[3], Uint32, old_path_len); |
| CHECK_TO_TYPE_OR_RETURN(args, args[4], Uint32, new_fd); |
| CHECK_TO_TYPE_OR_RETURN(args, args[5], Uint32, new_path_ptr); |
| CHECK_TO_TYPE_OR_RETURN(args, args[6], Uint32, new_path_len); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, |
| "path_link(%d, %d, %d, %d, %d, %d, %d)\n", |
| old_fd, |
| old_flags, |
| old_path_ptr, |
| old_path_len, |
| new_fd, |
| new_path_ptr, |
| new_path_len); |
| GET_BACKING_STORE_OR_RETURN(wasi, args, &memory, &mem_size); |
| CHECK_BOUNDS_OR_RETURN(args, mem_size, old_path_ptr, old_path_len); |
| CHECK_BOUNDS_OR_RETURN(args, mem_size, new_path_ptr, new_path_len); |
| uvwasi_errno_t err = uvwasi_path_link(&wasi->uvw_, |
| old_fd, |
| old_flags, |
| &memory[old_path_ptr], |
| old_path_len, |
| new_fd, |
| &memory[new_path_ptr], |
| new_path_len); |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::PathOpen(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t dirfd; |
| uint32_t dirflags; |
| uint32_t path_ptr; |
| uint32_t path_len; |
| uint32_t o_flags; |
| uint64_t fs_rights_base; |
| uint64_t fs_rights_inheriting; |
| uint32_t fs_flags; |
| uint32_t fd_ptr; |
| char* memory; |
| size_t mem_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 9); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, dirfd); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, dirflags); |
| CHECK_TO_TYPE_OR_RETURN(args, args[2], Uint32, path_ptr); |
| CHECK_TO_TYPE_OR_RETURN(args, args[3], Uint32, path_len); |
| CHECK_TO_TYPE_OR_RETURN(args, args[4], Uint32, o_flags); |
| UNWRAP_BIGINT_OR_RETURN(args, args[5], Uint64, fs_rights_base); |
| UNWRAP_BIGINT_OR_RETURN(args, args[6], Uint64, fs_rights_inheriting); |
| CHECK_TO_TYPE_OR_RETURN(args, args[7], Uint32, fs_flags); |
| CHECK_TO_TYPE_OR_RETURN(args, args[8], Uint32, fd_ptr); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, |
| "path_open(%d, %d, %d, %d, %d, %d, %d, %d, %d)\n", |
| dirfd, |
| dirflags, |
| path_ptr, |
| path_len, |
| o_flags, |
| fs_rights_base, |
| fs_rights_inheriting, |
| fs_flags, |
| fd_ptr); |
| GET_BACKING_STORE_OR_RETURN(wasi, args, &memory, &mem_size); |
| CHECK_BOUNDS_OR_RETURN(args, mem_size, path_ptr, path_len); |
| CHECK_BOUNDS_OR_RETURN(args, mem_size, fd_ptr, UVWASI_SERDES_SIZE_fd_t); |
| uvwasi_fd_t fd; |
| uvwasi_errno_t err = uvwasi_path_open(&wasi->uvw_, |
| dirfd, |
| dirflags, |
| &memory[path_ptr], |
| path_len, |
| static_cast<uvwasi_oflags_t>(o_flags), |
| fs_rights_base, |
| fs_rights_inheriting, |
| static_cast<uvwasi_fdflags_t>(fs_flags), |
| &fd); |
| if (err == UVWASI_ESUCCESS) |
| uvwasi_serdes_write_size_t(memory, fd_ptr, fd); |
| |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::PathReadlink(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t fd; |
| uint32_t path_ptr; |
| uint32_t path_len; |
| uint32_t buf_ptr; |
| uint32_t buf_len; |
| uint32_t bufused_ptr; |
| char* memory; |
| size_t mem_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 6); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, fd); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, path_ptr); |
| CHECK_TO_TYPE_OR_RETURN(args, args[2], Uint32, path_len); |
| CHECK_TO_TYPE_OR_RETURN(args, args[3], Uint32, buf_ptr); |
| CHECK_TO_TYPE_OR_RETURN(args, args[4], Uint32, buf_len); |
| CHECK_TO_TYPE_OR_RETURN(args, args[5], Uint32, bufused_ptr); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, |
| "path_readlink(%d, %d, %d, %d, %d, %d)\n", |
| fd, |
| path_ptr, |
| path_len, |
| buf_ptr, |
| buf_len, |
| bufused_ptr); |
| GET_BACKING_STORE_OR_RETURN(wasi, args, &memory, &mem_size); |
| CHECK_BOUNDS_OR_RETURN(args, mem_size, path_ptr, path_len); |
| CHECK_BOUNDS_OR_RETURN(args, mem_size, buf_ptr, buf_len); |
| CHECK_BOUNDS_OR_RETURN(args, |
| mem_size, |
| bufused_ptr, |
| UVWASI_SERDES_SIZE_size_t); |
| uvwasi_size_t bufused; |
| uvwasi_errno_t err = uvwasi_path_readlink(&wasi->uvw_, |
| fd, |
| &memory[path_ptr], |
| path_len, |
| &memory[buf_ptr], |
| buf_len, |
| &bufused); |
| if (err == UVWASI_ESUCCESS) |
| uvwasi_serdes_write_size_t(memory, bufused_ptr, bufused); |
| |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::PathRemoveDirectory(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t fd; |
| uint32_t path_ptr; |
| uint32_t path_len; |
| char* memory; |
| size_t mem_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 3); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, fd); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, path_ptr); |
| CHECK_TO_TYPE_OR_RETURN(args, args[2], Uint32, path_len); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, "path_remove_directory(%d, %d, %d)\n", fd, path_ptr, path_len); |
| GET_BACKING_STORE_OR_RETURN(wasi, args, &memory, &mem_size); |
| CHECK_BOUNDS_OR_RETURN(args, mem_size, path_ptr, path_len); |
| uvwasi_errno_t err = uvwasi_path_remove_directory(&wasi->uvw_, |
| fd, |
| &memory[path_ptr], |
| path_len); |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::PathRename(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t old_fd; |
| uint32_t old_path_ptr; |
| uint32_t old_path_len; |
| uint32_t new_fd; |
| uint32_t new_path_ptr; |
| uint32_t new_path_len; |
| char* memory; |
| size_t mem_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 6); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, old_fd); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, old_path_ptr); |
| CHECK_TO_TYPE_OR_RETURN(args, args[2], Uint32, old_path_len); |
| CHECK_TO_TYPE_OR_RETURN(args, args[3], Uint32, new_fd); |
| CHECK_TO_TYPE_OR_RETURN(args, args[4], Uint32, new_path_ptr); |
| CHECK_TO_TYPE_OR_RETURN(args, args[5], Uint32, new_path_len); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, |
| "path_rename(%d, %d, %d, %d, %d, %d)\n", |
| old_fd, |
| old_path_ptr, |
| old_path_len, |
| new_fd, |
| new_path_ptr, |
| new_path_len); |
| GET_BACKING_STORE_OR_RETURN(wasi, args, &memory, &mem_size); |
| CHECK_BOUNDS_OR_RETURN(args, mem_size, old_path_ptr, old_path_len); |
| CHECK_BOUNDS_OR_RETURN(args, mem_size, new_path_ptr, new_path_len); |
| uvwasi_errno_t err = uvwasi_path_rename(&wasi->uvw_, |
| old_fd, |
| &memory[old_path_ptr], |
| old_path_len, |
| new_fd, |
| &memory[new_path_ptr], |
| new_path_len); |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::PathSymlink(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t old_path_ptr; |
| uint32_t old_path_len; |
| uint32_t fd; |
| uint32_t new_path_ptr; |
| uint32_t new_path_len; |
| char* memory; |
| size_t mem_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 5); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, old_path_ptr); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, old_path_len); |
| CHECK_TO_TYPE_OR_RETURN(args, args[2], Uint32, fd); |
| CHECK_TO_TYPE_OR_RETURN(args, args[3], Uint32, new_path_ptr); |
| CHECK_TO_TYPE_OR_RETURN(args, args[4], Uint32, new_path_len); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, |
| "path_symlink(%d, %d, %d, %d, %d)\n", |
| old_path_ptr, |
| old_path_len, |
| fd, |
| new_path_ptr, |
| new_path_len); |
| GET_BACKING_STORE_OR_RETURN(wasi, args, &memory, &mem_size); |
| CHECK_BOUNDS_OR_RETURN(args, mem_size, old_path_ptr, old_path_len); |
| CHECK_BOUNDS_OR_RETURN(args, mem_size, new_path_ptr, new_path_len); |
| uvwasi_errno_t err = uvwasi_path_symlink(&wasi->uvw_, |
| &memory[old_path_ptr], |
| old_path_len, |
| fd, |
| &memory[new_path_ptr], |
| new_path_len); |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::PathUnlinkFile(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t fd; |
| uint32_t path_ptr; |
| uint32_t path_len; |
| char* memory; |
| size_t mem_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 3); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, fd); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, path_ptr); |
| CHECK_TO_TYPE_OR_RETURN(args, args[2], Uint32, path_len); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, "path_unlink_file(%d, %d, %d)\n", fd, path_ptr, path_len); |
| GET_BACKING_STORE_OR_RETURN(wasi, args, &memory, &mem_size); |
| CHECK_BOUNDS_OR_RETURN(args, mem_size, path_ptr, path_len); |
| uvwasi_errno_t err = uvwasi_path_unlink_file(&wasi->uvw_, |
| fd, |
| &memory[path_ptr], |
| path_len); |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::PollOneoff(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t in_ptr; |
| uint32_t out_ptr; |
| uint32_t nsubscriptions; |
| uint32_t nevents_ptr; |
| char* memory; |
| size_t mem_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 4); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, in_ptr); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, out_ptr); |
| CHECK_TO_TYPE_OR_RETURN(args, args[2], Uint32, nsubscriptions); |
| CHECK_TO_TYPE_OR_RETURN(args, args[3], Uint32, nevents_ptr); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, |
| "poll_oneoff(%d, %d, %d, %d)\n", |
| in_ptr, |
| out_ptr, |
| nsubscriptions, |
| nevents_ptr); |
| GET_BACKING_STORE_OR_RETURN(wasi, args, &memory, &mem_size); |
| CHECK_BOUNDS_OR_RETURN(args, |
| mem_size, |
| in_ptr, |
| nsubscriptions * UVWASI_SERDES_SIZE_subscription_t); |
| CHECK_BOUNDS_OR_RETURN(args, |
| mem_size, |
| out_ptr, |
| nsubscriptions * UVWASI_SERDES_SIZE_event_t); |
| CHECK_BOUNDS_OR_RETURN(args, |
| mem_size, |
| nevents_ptr, |
| UVWASI_SERDES_SIZE_size_t); |
| std::vector<uvwasi_subscription_t> in(nsubscriptions); |
| std::vector<uvwasi_event_t> out(nsubscriptions); |
| |
| for (uint32_t i = 0; i < nsubscriptions; ++i) { |
| uvwasi_serdes_read_subscription_t(memory, in_ptr, &in[i]); |
| in_ptr += UVWASI_SERDES_SIZE_subscription_t; |
| } |
| |
| uvwasi_size_t nevents; |
| uvwasi_errno_t err = uvwasi_poll_oneoff(&wasi->uvw_, |
| in.data(), |
| out.data(), |
| nsubscriptions, |
| &nevents); |
| if (err == UVWASI_ESUCCESS) { |
| uvwasi_serdes_write_size_t(memory, nevents_ptr, nevents); |
| |
| for (uint32_t i = 0; i < nsubscriptions; ++i) { |
| uvwasi_serdes_write_event_t(memory, out_ptr, &out[i]); |
| out_ptr += UVWASI_SERDES_SIZE_event_t; |
| } |
| } |
| |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::ProcExit(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t code; |
| RETURN_IF_BAD_ARG_COUNT(args, 1); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, code); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, "proc_exit(%d)\n", code); |
| args.GetReturnValue().Set(uvwasi_proc_exit(&wasi->uvw_, code)); |
| } |
| |
| |
| void WASI::ProcRaise(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t sig; |
| RETURN_IF_BAD_ARG_COUNT(args, 1); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, sig); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, "proc_raise(%d)\n", sig); |
| uvwasi_errno_t err = uvwasi_proc_raise(&wasi->uvw_, sig); |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::RandomGet(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t buf_ptr; |
| uint32_t buf_len; |
| char* memory; |
| size_t mem_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 2); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, buf_ptr); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, buf_len); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, "random_get(%d, %d)\n", buf_ptr, buf_len); |
| GET_BACKING_STORE_OR_RETURN(wasi, args, &memory, &mem_size); |
| CHECK_BOUNDS_OR_RETURN(args, mem_size, buf_ptr, buf_len); |
| uvwasi_errno_t err = uvwasi_random_get(&wasi->uvw_, |
| &memory[buf_ptr], |
| buf_len); |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::SchedYield(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| RETURN_IF_BAD_ARG_COUNT(args, 0); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, "sched_yield()\n"); |
| uvwasi_errno_t err = uvwasi_sched_yield(&wasi->uvw_); |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::SockRecv(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t sock; |
| uint32_t ri_data_ptr; |
| uint32_t ri_data_len; |
| uint16_t ri_flags; |
| uint32_t ro_datalen_ptr; |
| uint16_t ro_flags_ptr; |
| char* memory; |
| size_t mem_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 6); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, sock); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, ri_data_ptr); |
| CHECK_TO_TYPE_OR_RETURN(args, args[2], Uint32, ri_data_len); |
| CHECK_TO_TYPE_OR_RETURN(args, args[3], Uint32, ri_flags); |
| CHECK_TO_TYPE_OR_RETURN(args, args[4], Uint32, ro_datalen_ptr); |
| CHECK_TO_TYPE_OR_RETURN(args, args[5], Uint32, ro_flags_ptr); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, |
| "sock_recv(%d, %d, %d, %d, %d, %d)\n", |
| sock, |
| ri_data_ptr, |
| ri_data_len, |
| ri_flags, |
| ro_datalen_ptr, |
| ro_flags_ptr); |
| GET_BACKING_STORE_OR_RETURN(wasi, args, &memory, &mem_size); |
| CHECK_BOUNDS_OR_RETURN(args, |
| mem_size, |
| ri_data_ptr, |
| ri_data_len * UVWASI_SERDES_SIZE_iovec_t); |
| CHECK_BOUNDS_OR_RETURN(args, mem_size, ro_datalen_ptr, 4); |
| CHECK_BOUNDS_OR_RETURN(args, mem_size, ro_flags_ptr, 4); |
| std::vector<uvwasi_iovec_t> ri_data(ri_data_len); |
| uvwasi_errno_t err = uvwasi_serdes_readv_iovec_t(memory, |
| mem_size, |
| ri_data_ptr, |
| ri_data.data(), |
| ri_data_len); |
| if (err != UVWASI_ESUCCESS) { |
| args.GetReturnValue().Set(err); |
| return; |
| } |
| |
| uvwasi_size_t ro_datalen; |
| uvwasi_roflags_t ro_flags; |
| err = uvwasi_sock_recv(&wasi->uvw_, |
| sock, |
| ri_data.data(), |
| ri_data_len, |
| ri_flags, |
| &ro_datalen, |
| &ro_flags); |
| if (err == UVWASI_ESUCCESS) { |
| uvwasi_serdes_write_size_t(memory, ro_datalen_ptr, ro_datalen); |
| uvwasi_serdes_write_roflags_t(memory, ro_flags_ptr, ro_flags); |
| } |
| |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::SockSend(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t sock; |
| uint32_t si_data_ptr; |
| uint32_t si_data_len; |
| uint16_t si_flags; |
| uint32_t so_datalen_ptr; |
| char* memory; |
| size_t mem_size; |
| RETURN_IF_BAD_ARG_COUNT(args, 5); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, sock); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, si_data_ptr); |
| CHECK_TO_TYPE_OR_RETURN(args, args[2], Uint32, si_data_len); |
| CHECK_TO_TYPE_OR_RETURN(args, args[3], Uint32, si_flags); |
| CHECK_TO_TYPE_OR_RETURN(args, args[4], Uint32, so_datalen_ptr); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, |
| "sock_send(%d, %d, %d, %d, %d)\n", |
| sock, |
| si_data_ptr, |
| si_data_len, |
| si_flags, |
| so_datalen_ptr); |
| GET_BACKING_STORE_OR_RETURN(wasi, args, &memory, &mem_size); |
| CHECK_BOUNDS_OR_RETURN(args, |
| mem_size, |
| si_data_ptr, |
| si_data_len * UVWASI_SERDES_SIZE_ciovec_t); |
| CHECK_BOUNDS_OR_RETURN(args, |
| mem_size, |
| so_datalen_ptr, |
| UVWASI_SERDES_SIZE_size_t); |
| std::vector<uvwasi_ciovec_t> si_data(si_data_len); |
| uvwasi_errno_t err = uvwasi_serdes_readv_ciovec_t(memory, |
| mem_size, |
| si_data_ptr, |
| si_data.data(), |
| si_data_len); |
| if (err != UVWASI_ESUCCESS) { |
| args.GetReturnValue().Set(err); |
| return; |
| } |
| |
| uvwasi_size_t so_datalen; |
| err = uvwasi_sock_send(&wasi->uvw_, |
| sock, |
| si_data.data(), |
| si_data_len, |
| si_flags, |
| &so_datalen); |
| if (err == UVWASI_ESUCCESS) |
| uvwasi_serdes_write_size_t(memory, so_datalen_ptr, so_datalen); |
| |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::SockShutdown(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| uint32_t sock; |
| uint8_t how; |
| RETURN_IF_BAD_ARG_COUNT(args, 2); |
| CHECK_TO_TYPE_OR_RETURN(args, args[0], Uint32, sock); |
| CHECK_TO_TYPE_OR_RETURN(args, args[1], Uint32, how); |
| ASSIGN_INITIALIZED_OR_RETURN_UNWRAP(&wasi, args.This()); |
| Debug(wasi, "sock_shutdown(%d, %d)\n", sock, how); |
| uvwasi_errno_t err = uvwasi_sock_shutdown(&wasi->uvw_, sock, how); |
| args.GetReturnValue().Set(err); |
| } |
| |
| |
| void WASI::_SetMemory(const FunctionCallbackInfo<Value>& args) { |
| WASI* wasi; |
| CHECK_EQ(args.Length(), 1); |
| CHECK(args[0]->IsObject()); |
| ASSIGN_OR_RETURN_UNWRAP(&wasi, args.This()); |
| wasi->memory_.Reset(wasi->env()->isolate(), args[0].As<Object>()); |
| } |
| |
| |
| uvwasi_errno_t WASI::backingStore(char** store, size_t* byte_length) { |
| Environment* env = this->env(); |
| Local<Object> memory = PersistentToLocal::Strong(this->memory_); |
| Local<Value> prop; |
| |
| if (!memory->Get(env->context(), env->buffer_string()).ToLocal(&prop)) |
| return UVWASI_EINVAL; |
| |
| if (!prop->IsArrayBuffer()) |
| return UVWASI_EINVAL; |
| |
| Local<ArrayBuffer> ab = prop.As<ArrayBuffer>(); |
| std::shared_ptr<BackingStore> backing_store = ab->GetBackingStore(); |
| *byte_length = backing_store->ByteLength(); |
| *store = static_cast<char*>(backing_store->Data()); |
| CHECK_NOT_NULL(*store); |
| return UVWASI_ESUCCESS; |
| } |
| |
| |
| static void Initialize(Local<Object> target, |
| Local<Value> unused, |
| Local<Context> context, |
| void* priv) { |
| Environment* env = Environment::GetCurrent(context); |
| |
| Local<FunctionTemplate> tmpl = env->NewFunctionTemplate(WASI::New); |
| auto wasi_wrap_string = FIXED_ONE_BYTE_STRING(env->isolate(), "WASI"); |
| tmpl->InstanceTemplate()->SetInternalFieldCount(WASI::kInternalFieldCount); |
| tmpl->SetClassName(wasi_wrap_string); |
| tmpl->Inherit(BaseObject::GetConstructorTemplate(env)); |
| |
| env->SetProtoMethod(tmpl, "args_get", WASI::ArgsGet); |
| env->SetProtoMethod(tmpl, "args_sizes_get", WASI::ArgsSizesGet); |
| env->SetProtoMethod(tmpl, "clock_res_get", WASI::ClockResGet); |
| env->SetProtoMethod(tmpl, "clock_time_get", WASI::ClockTimeGet); |
| env->SetProtoMethod(tmpl, "environ_get", WASI::EnvironGet); |
| env->SetProtoMethod(tmpl, "environ_sizes_get", WASI::EnvironSizesGet); |
| env->SetProtoMethod(tmpl, "fd_advise", WASI::FdAdvise); |
| env->SetProtoMethod(tmpl, "fd_allocate", WASI::FdAllocate); |
| env->SetProtoMethod(tmpl, "fd_close", WASI::FdClose); |
| env->SetProtoMethod(tmpl, "fd_datasync", WASI::FdDatasync); |
| env->SetProtoMethod(tmpl, "fd_fdstat_get", WASI::FdFdstatGet); |
| env->SetProtoMethod(tmpl, "fd_fdstat_set_flags", WASI::FdFdstatSetFlags); |
| env->SetProtoMethod(tmpl, "fd_fdstat_set_rights", WASI::FdFdstatSetRights); |
| env->SetProtoMethod(tmpl, "fd_filestat_get", WASI::FdFilestatGet); |
| env->SetProtoMethod(tmpl, "fd_filestat_set_size", WASI::FdFilestatSetSize); |
| env->SetProtoMethod(tmpl, "fd_filestat_set_times", WASI::FdFilestatSetTimes); |
| env->SetProtoMethod(tmpl, "fd_pread", WASI::FdPread); |
| env->SetProtoMethod(tmpl, "fd_prestat_get", WASI::FdPrestatGet); |
| env->SetProtoMethod(tmpl, "fd_prestat_dir_name", WASI::FdPrestatDirName); |
| env->SetProtoMethod(tmpl, "fd_pwrite", WASI::FdPwrite); |
| env->SetProtoMethod(tmpl, "fd_read", WASI::FdRead); |
| env->SetProtoMethod(tmpl, "fd_readdir", WASI::FdReaddir); |
| env->SetProtoMethod(tmpl, "fd_renumber", WASI::FdRenumber); |
| env->SetProtoMethod(tmpl, "fd_seek", WASI::FdSeek); |
| env->SetProtoMethod(tmpl, "fd_sync", WASI::FdSync); |
| env->SetProtoMethod(tmpl, "fd_tell", WASI::FdTell); |
| env->SetProtoMethod(tmpl, "fd_write", WASI::FdWrite); |
| env->SetProtoMethod(tmpl, "path_create_directory", WASI::PathCreateDirectory); |
| env->SetProtoMethod(tmpl, "path_filestat_get", WASI::PathFilestatGet); |
| env->SetProtoMethod(tmpl, |
| "path_filestat_set_times", |
| WASI::PathFilestatSetTimes); |
| env->SetProtoMethod(tmpl, "path_link", WASI::PathLink); |
| env->SetProtoMethod(tmpl, "path_open", WASI::PathOpen); |
| env->SetProtoMethod(tmpl, "path_readlink", WASI::PathReadlink); |
| env->SetProtoMethod(tmpl, "path_remove_directory", WASI::PathRemoveDirectory); |
| env->SetProtoMethod(tmpl, "path_rename", WASI::PathRename); |
| env->SetProtoMethod(tmpl, "path_symlink", WASI::PathSymlink); |
| env->SetProtoMethod(tmpl, "path_unlink_file", WASI::PathUnlinkFile); |
| env->SetProtoMethod(tmpl, "poll_oneoff", WASI::PollOneoff); |
| env->SetProtoMethod(tmpl, "proc_exit", WASI::ProcExit); |
| env->SetProtoMethod(tmpl, "proc_raise", WASI::ProcRaise); |
| env->SetProtoMethod(tmpl, "random_get", WASI::RandomGet); |
| env->SetProtoMethod(tmpl, "sched_yield", WASI::SchedYield); |
| env->SetProtoMethod(tmpl, "sock_recv", WASI::SockRecv); |
| env->SetProtoMethod(tmpl, "sock_send", WASI::SockSend); |
| env->SetProtoMethod(tmpl, "sock_shutdown", WASI::SockShutdown); |
| |
| env->SetInstanceMethod(tmpl, "_setMemory", WASI::_SetMemory); |
| |
| target->Set(env->context(), |
| wasi_wrap_string, |
| tmpl->GetFunction(context).ToLocalChecked()).ToChecked(); |
| } |
| |
| |
| } // namespace wasi |
| } // namespace node |
| |
| NODE_MODULE_CONTEXT_AWARE_INTERNAL(wasi, node::wasi::Initialize) |
