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