first js hookapi working (accept)

src/ripple/app/hook/Macro.h

@@ -66,6 +66,7 @@
 #define SEP_int32_t LPAREN int32_t COMMA
 #define SEP_uint64_t LPAREN uint64_t COMMA
 #define SEP_int64_t LPAREN int64_t COMMA
+#define SEP_JSValue LPAREN JSValue COMMA
 
 #define VAL_uint32_t WasmEdge_ValueGetI32(in[_stack++])
 #define VAL_int32_t WasmEdge_ValueGetI32(in[_stack++])
@@ -88,7 +89,12 @@
 
 #define WASM_VAL_TYPE(T, b) CAT2(TYP_, T)
 
-#define DECLARE_HOOK_FUNCTION(R, F, ...)                      \
+#define HALF_COUNT(...) \
+    HALF_COUNT_IMPL(__VA_ARGS__, 16, 16, 15, 15, 14, 14, 13, 13, 12, 12, 11, 11, 10, 10, 9, 9, 8, 8, 7, 7, 6, 6, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 0, 0)
+
+#define HALF_COUNT_IMPL(_1, _2, _3, _4, _5, _6, _7, _8, _9, _10, _11, _12, _13, _14, _15, _16, _17, _18, _19, _20, _21, _22, _23, _24, _25, _26, _27, _28, _29, _30, _31, _32, N, ...) N
+
+#define DECLARE_WASM_FUNCTION(R, F, ...)                      \
     R F(hook::HookContext& hookCtx,                           \
         WasmEdge_CallingFrameContext const& frameCtx,         \
         __VA_ARGS__);                                         \
@@ -102,7 +108,12 @@
     extern WasmEdge_FunctionTypeContext* WasmFunctionType##F; \
     extern WasmEdge_String WasmFunctionName##F;
 
-#define DECLARE_HOOK_FUNCNARG(R, F)                           \
+#define DECLARE_JS_FUNCTION(R, F, ...)\
+    extern JSValue JSFunction##F(JSContext *ctx, JSValueConst this_val,\
+                        int argc, JSValueConst *argv);\
+    const int JSFunctionParamCount##F = HALF_COUNT(__VA_ARGS__);
+
+#define DECLARE_WASM_FUNCNARG(R, F)                           \
     R F(hook::HookContext& hookCtx,                           \
         WasmEdge_CallingFrameContext const& frameCtx);        \
     extern WasmEdge_Result WasmFunction##F(                   \
@@ -112,8 +123,8 @@
         WasmEdge_Value* out);                                 \
     extern WasmEdge_ValType WasmFunctionResult##F[];          \
     extern WasmEdge_FunctionTypeContext* WasmFunctionType##F; \
-    extern WasmEdge_String WasmFunctionName##F;
-
+    extern WasmEdge_String WasmFunctionName##F;                 
+    
 #define DEFINE_WASM_FUNCTION(R, F, ...)                             \
     WasmEdge_Result hook_api::WasmFunction##F(                      \
         void* data_ptr,                                             \
@@ -178,7 +189,39 @@
         hook::HookContext& hookCtx,                                          \
         WasmEdge_CallingFrameContext const& frameCtx)
 
-#define HOOK_SETUP()                                                 \
+#define VAR_JSASSIGN(T, V) T& V = argv[_stack++]
+
+#define DEFINE_JS_FUNCTION(R, F, ...)\
+JSValue hook_api::JSFunction##F(JSContext *ctx, JSValueConst this_val,\
+                        int argc, JSValueConst *argv)\
+{\
+    int _stack = 0;                                             \
+    FOR_VARS(VAR_JSASSIGN, 2, __VA_ARGS__);                     
+
+
+#define JS_HOOK_SETUP()\
+    JSRuntime *rt = JS_GetRuntime(ctx);\
+    hook::HookContext& hookCtx = \
+        *reinterpret_cast<hook::HookContext*>(JS_GetRuntimeOpaque(rt));\
+    [[maybe_unused]] ApplyContext& applyCtx = hookCtx.applyCtx;  \
+    [[maybe_unused]] auto& view = applyCtx.view();               \
+    [[maybe_unused]] auto j = applyCtx.app.journal("View");         \
+    try                                                              \
+    {                                                               
+
+
+#define JS_HOOK_TEARDOWN()                                        \
+    }                                                          \
+    catch (const std::exception& e)                            \
+    {                                                          \
+        JLOG(hookCtx.applyCtx.app.journal("View").error())     \
+            << "HookError[" << HC_ACC() << "]: (JS) " << __func__   \
+            << " threw uncaught exception, what=" << e.what(); \
+        return JS_NewInt64(ctx, INTERNAL_ERROR);                \
+    }}
+
+
+#define WASM_HOOK_SETUP()                                                 \
     try                                                              \
     {                                                                \
         [[maybe_unused]] ApplyContext& applyCtx = hookCtx.applyCtx;  \
@@ -194,12 +237,12 @@
         if (!memoryCtx || !memory || !memory_length)                 \
             return INTERNAL_ERROR;
 
-#define HOOK_TEARDOWN()                                        \
+#define WASM_HOOK_TEARDOWN()                                        \
     }                                                          \
     catch (const std::exception& e)                            \
     {                                                          \
         JLOG(hookCtx.applyCtx.app.journal("View").error())     \
-            << "HookError[" << HC_ACC() << "]: " << __func__   \
+            << "HookError[" << HC_ACC() << "]: (WASM) " << __func__   \
             << " threw uncaught exception, what=" << e.what(); \
         return INTERNAL_ERROR;                                 \
     }