[Kernel] Implemented XexLoadImageFromMemory

src/xenia/kernel/kernel_state.cc

@@ -443,7 +443,7 @@ object_ref<UserModule> KernelState::LoadUserModule(
 
     // See if we've already loaded it
     for (auto& existing_module : user_modules_) {
-      if (existing_module->path() == path) {
+      if (existing_module->Matches(path)) {
         return existing_module;
       }
     }
@@ -466,6 +466,39 @@ object_ref<UserModule> KernelState::LoadUserModule(
   return module;
 }
 
+object_ref<UserModule> KernelState::LoadUserModuleFromMemory(
+    const std::string_view raw_name, const void* addr, const size_t length) {
+  auto name = xe::utf8::find_base_name_from_guest_path(raw_name);
+
+  object_ref<UserModule> module;
+  {
+    auto global_lock = global_critical_region_.Acquire();
+
+    // See if we've already loaded it
+    for (auto& existing_module : user_modules_) {
+      if (existing_module->Matches(name)) {
+        return existing_module;
+      }
+    }
+
+    global_lock.unlock();
+
+    // Module wasn't loaded, so load it.
+    module = object_ref<UserModule>(new UserModule(this));
+    X_STATUS status = module->LoadFromMemoryNamed(name, addr, length);
+    if (XFAILED(status)) {
+      object_table()->ReleaseHandle(module->handle());
+      return nullptr;
+    }
+
+    global_lock.lock();
+
+    // Putting into the listing automatically retains.
+    user_modules_.push_back(module);
+  }
+  return module;
+}
+
 X_RESULT KernelState::FinishLoadingUserModule(
     const object_ref<UserModule> module, bool call_entry) {
   // TODO(Gliniak): Apply custom patches here