| #ifndef SRC_NODE_WASI_H_ |
| #define SRC_NODE_WASI_H_ |
| |
| #if defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS |
| |
| #include "base_object.h" |
| #include "node_mem.h" |
| #include "uvwasi.h" |
| #include "v8-fast-api-calls.h" |
| |
| namespace node { |
| namespace wasi { |
| |
| struct WasmMemory { |
| char* data; |
| size_t size; |
| }; |
| |
| class WASI : public BaseObject, |
| public mem::NgLibMemoryManager<WASI, uvwasi_mem_t> { |
| public: |
| WASI(Environment* env, |
| v8::Local<v8::Object> object, |
| uvwasi_options_t* options); |
| static void New(const v8::FunctionCallbackInfo<v8::Value>& args); |
| |
| void MemoryInfo(MemoryTracker* tracker) const override; |
| SET_MEMORY_INFO_NAME(WASI) |
| SET_SELF_SIZE(WASI) |
| |
| static uint32_t ArgsGet(WASI&, WasmMemory, uint32_t, uint32_t); |
| static uint32_t ArgsSizesGet(WASI&, WasmMemory, uint32_t, uint32_t); |
| static uint32_t ClockResGet(WASI&, WasmMemory, uint32_t, uint32_t); |
| static uint32_t ClockTimeGet(WASI&, WasmMemory, uint32_t, uint64_t, uint32_t); |
| static uint32_t EnvironGet(WASI&, WasmMemory, uint32_t, uint32_t); |
| static uint32_t EnvironSizesGet(WASI&, WasmMemory, uint32_t, uint32_t); |
| static uint32_t FdAdvise( |
| WASI&, WasmMemory, uint32_t, uint64_t, uint64_t, uint32_t); |
| static uint32_t FdAllocate(WASI&, WasmMemory, uint32_t, uint64_t, uint64_t); |
| static uint32_t FdClose(WASI&, WasmMemory, uint32_t); |
| static uint32_t FdDatasync(WASI&, WasmMemory, uint32_t); |
| static uint32_t FdFdstatGet(WASI&, WasmMemory, uint32_t, uint32_t); |
| static uint32_t FdFdstatSetFlags(WASI&, WasmMemory, uint32_t, uint32_t); |
| static uint32_t FdFdstatSetRights( |
| WASI&, WasmMemory, uint32_t, uint64_t, uint64_t); |
| static uint32_t FdFilestatGet(WASI&, WasmMemory, uint32_t, uint32_t); |
| static uint32_t FdFilestatSetSize(WASI&, WasmMemory, uint32_t, uint64_t); |
| static uint32_t FdFilestatSetTimes( |
| WASI&, WasmMemory, uint32_t, uint64_t, uint64_t, uint32_t); |
| static uint32_t FdPread(WASI&, |
| WasmMemory memory, |
| uint32_t, |
| uint32_t, |
| uint32_t, |
| uint64_t, |
| uint32_t); |
| static uint32_t FdPrestatGet(WASI&, WasmMemory, uint32_t, uint32_t); |
| static uint32_t FdPrestatDirName( |
| WASI&, WasmMemory, uint32_t, uint32_t, uint32_t); |
| static uint32_t FdPwrite( |
| WASI&, WasmMemory, uint32_t, uint32_t, uint32_t, uint64_t, uint32_t); |
| static uint32_t FdRead( |
| WASI&, WasmMemory, uint32_t, uint32_t, uint32_t, uint32_t); |
| static uint32_t FdReaddir( |
| WASI&, WasmMemory, uint32_t, uint32_t, uint32_t, uint64_t, uint32_t); |
| static uint32_t FdRenumber(WASI&, WasmMemory, uint32_t, uint32_t); |
| static uint32_t FdSeek( |
| WASI&, WasmMemory, uint32_t, int64_t, uint32_t, uint32_t); |
| static uint32_t FdSync(WASI&, WasmMemory, uint32_t); |
| static uint32_t FdTell(WASI&, WasmMemory, uint32_t, uint32_t); |
| static uint32_t FdWrite( |
| WASI&, WasmMemory, uint32_t, uint32_t, uint32_t, uint32_t); |
| static uint32_t PathCreateDirectory( |
| WASI&, WasmMemory, uint32_t, uint32_t, uint32_t); |
| static uint32_t PathFilestatGet( |
| WASI&, WasmMemory, uint32_t, uint32_t, uint32_t, uint32_t, uint32_t); |
| static uint32_t PathFilestatSetTimes(WASI&, |
| WasmMemory, |
| uint32_t, |
| uint32_t, |
| uint32_t, |
| uint32_t, |
| uint64_t, |
| uint64_t, |
| uint32_t); |
| static uint32_t PathLink(WASI&, |
| WasmMemory, |
| uint32_t, |
| uint32_t, |
| uint32_t, |
| uint32_t, |
| uint32_t, |
| uint32_t, |
| uint32_t); |
| static uint32_t PathOpen(WASI&, |
| WasmMemory, |
| uint32_t, |
| uint32_t, |
| uint32_t, |
| uint32_t, |
| uint32_t, |
| uint64_t, |
| uint64_t, |
| uint32_t, |
| uint32_t); |
| static uint32_t PathReadlink(WASI&, |
| WasmMemory, |
| uint32_t, |
| uint32_t, |
| uint32_t, |
| uint32_t, |
| uint32_t, |
| uint32_t); |
| static uint32_t PathRemoveDirectory( |
| WASI&, WasmMemory, uint32_t, uint32_t, uint32_t); |
| static uint32_t PathRename(WASI&, |
| WasmMemory, |
| uint32_t, |
| uint32_t, |
| uint32_t, |
| uint32_t, |
| uint32_t, |
| uint32_t); |
| static uint32_t PathSymlink( |
| WASI&, WasmMemory, uint32_t, uint32_t, uint32_t, uint32_t, uint32_t); |
| static uint32_t PathUnlinkFile( |
| WASI&, WasmMemory, uint32_t, uint32_t, uint32_t); |
| static uint32_t PollOneoff( |
| WASI&, WasmMemory, uint32_t, uint32_t, uint32_t, uint32_t); |
| static void ProcExit(WASI&, WasmMemory, uint32_t); |
| static uint32_t ProcRaise(WASI&, WasmMemory, uint32_t); |
| static uint32_t RandomGet(WASI&, WasmMemory, uint32_t, uint32_t); |
| static uint32_t SchedYield(WASI&, WasmMemory); |
| static uint32_t SockAccept(WASI&, WasmMemory, uint32_t, uint32_t, uint32_t); |
| static uint32_t SockRecv(WASI&, |
| WasmMemory, |
| uint32_t, |
| uint32_t, |
| uint32_t, |
| uint32_t, |
| uint32_t, |
| uint32_t); |
| static uint32_t SockSend( |
| WASI&, WasmMemory, uint32_t, uint32_t, uint32_t, uint32_t, uint32_t); |
| static uint32_t SockShutdown(WASI&, WasmMemory, uint32_t, uint32_t); |
| |
| static void _SetMemory(const v8::FunctionCallbackInfo<v8::Value>& args); |
| |
| // Implementation for mem::NgLibMemoryManager |
| void CheckAllocatedSize(size_t previous_size) const; |
| void IncreaseAllocatedSize(size_t size); |
| void DecreaseAllocatedSize(size_t size); |
| |
| // <typename FT, FT F> as a C++14 desugaring of `<auto F>` |
| template <typename FT, FT F, typename R, typename... Args> |
| class WasiFunction { |
| public: |
| static void SetFunction(Environment*, |
| const char*, |
| v8::Local<v8::FunctionTemplate>); |
| |
| private: |
| static R FastCallback(v8::Local<v8::Object> receiver, |
| Args..., |
| v8::FastApiCallbackOptions&); |
| |
| static void SlowCallback(const v8::FunctionCallbackInfo<v8::Value>&); |
| }; |
| |
| private: |
| ~WASI() override; |
| uvwasi_t uvw_; |
| v8::Global<v8::WasmMemoryObject> memory_; |
| uvwasi_mem_t alloc_info_; |
| size_t current_uvwasi_memory_ = 0; |
| }; |
| |
| |
| } // namespace wasi |
| } // namespace node |
| |
| #endif // defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS |
| |
| #endif // SRC_NODE_WASI_H_ |
