initial commit, unpacking platform.uw8

main.c

@@ -0,0 +1,47 @@
+#include "wasm3/source/wasm3.h"
+#include "wasm3/source/m3_env.h"
+#include <stdio.h>
+#include <malloc.h>
+
+void* loadFile(size_t* sizeOut, const char* filename) {
+  FILE* file = fopen(filename, "rb");
+  fseek(file, 0, SEEK_END);
+  size_t size = (size_t)ftell(file);
+  rewind(file);
+
+  void* buffer = malloc(size);
+  fread(buffer, size, 1, file);
+  fclose(file);
+  *sizeOut = size;
+  return buffer;
+}
+
+int main() {
+  IM3Environment env = m3_NewEnvironment();
+  IM3Runtime runtime = m3_NewRuntime(env, 16384, NULL);
+  runtime->memory.maxPages = 4;
+  ResizeMemory(runtime, 4);
+
+  uint8_t* memory = m3_GetMemory(runtime, NULL, 0);
+
+  size_t loaderSize;
+  void* loaderWasm = loadFile(&loaderSize, "loader.wasm");
+
+  IM3Module loaderMod;
+  m3_ParseModule(env, &loaderMod, loaderWasm, loaderSize);
+  loaderMod->memoryImported = true;
+  m3_LoadModule(runtime, loaderMod);
+
+  size_t runtimeUw8Size;
+  void* runtimeUw8 = loadFile(&runtimeUw8Size, "platform.uw8");
+  memcpy(memory, runtimeUw8, runtimeUw8Size);
+
+  IM3Function loadUw8;
+  m3_FindFunction(&loadUw8, runtime, "load_uw8");
+  m3_CallV(loadUw8, (uint32_t)runtimeUw8Size);
+  uint32_t runtimeSize;
+  m3_GetResultsV(loadUw8, &runtimeSize);
+  printf("size: %u\n", runtimeSize);
+
+  return 0;
+}