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-rw-r--r--Private/Source/PEFSharedObjectRT.cxx107
1 files changed, 107 insertions, 0 deletions
diff --git a/Private/Source/PEFSharedObjectRT.cxx b/Private/Source/PEFSharedObjectRT.cxx
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+++ b/Private/Source/PEFSharedObjectRT.cxx
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+/*
+ * ========================================================
+ *
+ * HCore
+ * Copyright Mahrouss Logic, all rights reserved.
+ *
+ * ========================================================
+ */
+
+#include <KernelKit/DebugOutput.hpp>
+#include <KernelKit/PEF.hpp>
+#include <KernelKit/PEFSharedObject.hxx>
+#include <KernelKit/ProcessManager.hpp>
+#include <KernelKit/ThreadLocalStorage.hxx>
+#include <NewKit/Defines.hpp>
+
+#include "NewKit/RuntimeCheck.hpp"
+
+/* -------------------------------------------
+
+ Revision History:
+
+ 01/02/24: Rework shared library ABI, except a __LibInit and __LibFini
+ (amlel)
+
+ ------------------------------------------- */
+
+using namespace HCore;
+
+/***********************************************************************************/
+/// @file SharedObjectRT.cxx
+/// @brief Shared Object runtime.
+/***********************************************************************************/
+
+/***********************************************************************************/
+/* @brief Allocates a new library. */
+/***********************************************************************************/
+
+extern "C" SharedObject *__LibInit() {
+ SharedObject *library = hcore_tls_new_class<SharedObject>();
+
+ if (!library) {
+ kcout << "__LibInit: Out of Memory!\n";
+ ProcessManager::Shared().Leak().GetCurrent().Leak().Crash();
+
+ return nullptr;
+ }
+
+ library->Mount(hcore_tls_new_class<SharedObject::SharedObjectTraits>());
+
+ if (!library->Get()) {
+ kcout << "__LibInit: Out of Memory!\n";
+ ProcessManager::Shared().Leak().GetCurrent().Leak().Crash();
+
+ return nullptr;
+ }
+
+ library->Get()->fImageObject =
+ ProcessManager::Shared().Leak().GetCurrent().Leak().Image;
+
+ if (!library->Get()->fImageObject) {
+ kcout << "__LibInit: Invalid image!\n";
+ ProcessManager::Shared().Leak().GetCurrent().Leak().Crash();
+
+ return nullptr;
+ }
+
+ library->Get()->fImageEntrypointOffset =
+ library->Load<VoidPtr>(kPefStart, string_length(kPefStart, 0), kPefCode);
+
+ kcout << "__LibInit: Task was successful... Returning library...\n";
+
+ return library;
+}
+
+/***********************************************************************************/
+
+/***********************************************************************************/
+/* @brief Frees the library. */
+/* @note Please check if the lib got freed! */
+/* @param SharedObjectPtr the library to free. */
+/***********************************************************************************/
+
+extern "C" Void __LibFini(SharedObjectPtr lib, bool *successful) {
+ MUST_PASS(successful);
+
+ // sanity check (will also trigger a bug check)
+ if (lib == nullptr) {
+ kcout << "__LibFini: Invalid image!\n";
+ *successful = false;
+ ProcessManager::Shared().Leak().GetCurrent().Leak().Crash();
+ }
+
+ delete lib->Get();
+ delete lib;
+
+ lib = nullptr;
+
+ *successful = true;
+}
+
+/***********************************************************************************/
+
+extern "C" void __mh_purecall(void) {
+ // virtual placeholder.
+ return;
+}