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   1 #ifndef __WASM_V8_LOWLEVEL_HH
   2 #define __WASM_V8_LOWLEVEL_HH
   3
   4 #include "v8.h"
   5
   6 namespace v8 {
   7 namespace wasm {
   8
   9 auto object_isolate(v8::Local<v8::Object>) -> v8::Isolate*;
  10 auto object_isolate(const v8::Persistent<v8::Object>&) -> v8::Isolate*;
  11
  12 auto object_is_module(v8::Local<v8::Object>) -> bool;
  13 auto object_is_instance(v8::Local<v8::Object>) -> bool;
  14 auto object_is_func(v8::Local<v8::Object>) -> bool;
  15 auto object_is_global(v8::Local<v8::Object>) -> bool;
  16 auto object_is_table(v8::Local<v8::Object>) -> bool;
  17 auto object_is_memory(v8::Local<v8::Object>) -> bool;
  18 auto object_is_error(v8::Local<v8::Object>) -> bool;
  19
  20 auto foreign_new(v8::Isolate*, void*) -> v8::Local<v8::Value>;
  21 auto foreign_get(v8::Local<v8::Value>) -> void*;
  22
  23 auto managed_new(v8::Isolate*, void*, void (*)(void*)) -> v8::Local<v8::Value>;
  24 auto managed_get(v8::Local<v8::Value>) -> void*;
  25
  26 enum val_kind_t { I32, I64, F32, F64, ANYREF = 128, FUNCREF };
  27 auto func_type_param_arity(v8::Local<v8::Object> global) -> uint32_t;
  28 auto func_type_result_arity(v8::Local<v8::Object> global) -> uint32_t;
  29 auto func_type_param(v8::Local<v8::Object> global, size_t) -> val_kind_t;
  30 auto func_type_result(v8::Local<v8::Object> global, size_t) -> val_kind_t;
  31
  32 auto global_type_content(v8::Local<v8::Object> global) -> val_kind_t;
  33 auto global_type_mutable(v8::Local<v8::Object> global) -> bool;
  34
  35 auto table_type_min(v8::Local<v8::Object> table) -> uint32_t;
  36 auto table_type_max(v8::Local<v8::Object> table) -> uint32_t;
  37
  38 auto memory_type_min(v8::Local<v8::Object> memory) -> uint32_t;
  39 auto memory_type_max(v8::Local<v8::Object> memory) -> uint32_t;
  40
  41 auto module_binary_size(v8::Local<v8::Object> module) -> size_t;
  42 auto module_binary(v8::Local<v8::Object> module) -> const char*;
  43 auto module_serialize_size(v8::Local<v8::Object> module) -> size_t;
  44 auto module_serialize(v8::Local<v8::Object> module, char*, size_t) -> bool;
  45 auto module_deserialize(v8::Isolate*, const char*, size_t, const char*, size_t) -> v8::MaybeLocal<v8::Object>;
  46
  47 auto instance_module(v8::Local<v8::Object> instance) -> v8::Local<v8::Object>;
  48 auto instance_exports(v8::Local<v8::Object> instance) -> v8::Local<v8::Object>;
  49
  50 enum extern_kind_t { EXTERN_FUNC, EXTERN_GLOBAL, EXTERN_TABLE, EXTERN_MEMORY };
  51 auto extern_kind(v8::Local<v8::Object> external) -> extern_kind_t;
  52
  53 auto func_instance(v8::Local<v8::Function>) -> v8::Local<v8::Object>;
  54
  55 auto global_get_i32(v8::Local<v8::Object> global) -> int32_t;
  56 auto global_get_i64(v8::Local<v8::Object> global) -> int64_t;
  57 auto global_get_f32(v8::Local<v8::Object> global) -> float;
  58 auto global_get_f64(v8::Local<v8::Object> global) -> double;
  59 auto global_get_ref(v8::Local<v8::Object> global) -> v8::Local<v8::Value>;
  60 void global_set_i32(v8::Local<v8::Object> global, int32_t);
  61 void global_set_i64(v8::Local<v8::Object> global, int64_t);
  62 void global_set_f32(v8::Local<v8::Object> global, float);
  63 void global_set_f64(v8::Local<v8::Object> global, double);
  64 void global_set_ref(v8::Local<v8::Object> global, v8::Local<v8::Value>);
  65
  66 auto table_get(v8::Local<v8::Object> table, size_t index) -> v8::MaybeLocal<v8::Value>;
  67 auto table_set(v8::Local<v8::Object> table, size_t index, v8::Local<v8::Value>) -> bool;
  68 auto table_size(v8::Local<v8::Object> table) -> size_t;
  69 auto table_grow(v8::Local<v8::Object> table, size_t delta, v8::Local<v8::Value>) -> bool;
  70
  71 auto memory_data(v8::Local<v8::Object> memory) -> char*;
  72 auto memory_data_size(v8::Local<v8::Object> memory)-> size_t;
  73 auto memory_size(v8::Local<v8::Object> memory) -> uint32_t;
  74 auto memory_grow(v8::Local<v8::Object> memory, uint32_t delta) -> bool;
  75
  76 }  // namespace wasm
  77 }  // namespace v8
  78
  79 #endif  // #define __WASM_V8_LOWLEVEL_HH