kernel(feat): Add basic wide system bug check (memory check), other

changes have been made too, see commit details for more information.

Signed-off-by: Amlal El Mahrouss <amlal.elmahrouss@icloud.com>

60 files changed, 166 insertions, 215 deletions

diff --git a/.gitignore b/.gitignore
index 300deae4..ebe35c74 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,7 +2,6 @@ syntax: glob
 
 xcuserdata/
 
-public/tools/diutil/dist/diutil
 
 *.hmap
 *.ipa
@@ -15,7 +14,8 @@ public/tools/diutil/dist/diutil
 */xcuserdata/*
 *.xcworkspacedata
 
-public/tools/make_app/dist/make_app
+public/tools/*/dist/*
+public/frameworks/*/dist/*
 
 neoskrnl/neoskrnl.xcodeproj/project.xcworkspace/xcshareddata/
 
diff --git a/ReadMe.md b/ReadMe.md
index bf3ad644..ee92d9ca 100644
--- a/ReadMe.md
+++ b/ReadMe.md
@@ -14,7 +14,7 @@ Use the doxygen command to build documentation.
 
 ## Notice for Contributors:
 
-- You must mount the contents to the neos.img prior running! Otherwise the emulator won't find a valid ESP.
+- You must mount the contents to the neos_esp.img prior running! Otherwise the emulator won't find a valid ESP.
 - Always use `run_format.sh` before commiting and pushing your code!
 
 ## Quick Install:
diff --git a/dev/SCIKit/CompilerHint.h b/dev/SCIKit/CompilerHint.h
deleted file mode 100644
index a78e59bf..00000000
--- a/dev/SCIKit/CompilerHint.h
+++ /dev/null
@@ -1,12 +0,0 @@
-/* -------------------------------------------
-
-	Copyright (C) 2024-2025, Amlal EL Mahrouss, all rights reserved.
-
-------------------------------------------- */
-
-#ifndef SCI_HINT_H
-#define SCI_HINT_H
-
-#include <HintsKit/CompilerHint.h>
-
-#endif // ifndef SCI_HINT_H
diff --git a/dev/SCIKit/LPC.h b/dev/SCIKit/LPC.h
index 044d272e..b0bb2d83 100644
--- a/dev/SCIKit/LPC.h
+++ b/dev/SCIKit/LPC.h
@@ -9,7 +9,7 @@
 #include <SCIKit/Macros.h>
 
 /// @file LPC.h
-/// @brief Local Process Code type and values.
+/// @brief Local Procedure Code type and values.
 
 #define err_local_ok()	 (kLastError == kErrorSuccess)
 #define err_local_fail() (kLastError != kErrorSuccess)
diff --git a/dev/SCIKit/Macros.h b/dev/SCIKit/Macros.h
index c7bd61e8..174d644a 100644
--- a/dev/SCIKit/Macros.h
+++ b/dev/SCIKit/Macros.h
@@ -11,10 +11,10 @@ Purpose: libsci Macros header.
 
 /***********************************************************************************/
 /// @file SCIKit/Macros.h
-/// @brief Macros and core types.
+/// @brief Macros and Core types.
 /***********************************************************************************/
 
-#include <SCIKit/CompilerHint.h>
+#include <HintsKit/CompilerHint.h>
 
 #define ATTRIBUTE(X) __attribute__((X))
 
@@ -23,10 +23,10 @@ Purpose: libsci Macros header.
 
 #define DEPRECATED ATTRIBUTE(deprecated)
 
-#define EXIT_SUCCESS 0
-#define EXIT_FAILURE 1
+#define EXIT_SUCCESS (0)
+#define EXIT_FAILURE (1)
 
-#define FILE_MAX_LEN 256
+#define FILE_MAX_LEN (256)
 
 #ifndef BOOL
 #define BOOL bool
@@ -37,8 +37,8 @@ typedef bool Boolean;
 typedef void Void;
 
 #ifndef __cplusplus
-#define true 1
-#define false 0
+#define true (1)
+#define false (0)
 #endif
 
 #define YES true
@@ -87,7 +87,7 @@ IMPORT_C void _rtl_assert(Bool expr, const Char* origin);
 #define MUST_PASS(X) _rtl_assert(X, __FILE__)
 
 #ifndef ARRAY_SIZE
-#define ARRAY_SIZE(a)              \
-	(((sizeof(a) / sizeof(*(a))) / \
-	  (static_cast<SizeT>(!(sizeof(a) % sizeof(*(a)))))))
+#define ARRAY_SIZE(X)              \
+	(((sizeof(X) / sizeof(*(X))) / \
+	  (static_cast<SizeT>(!(sizeof(X) % sizeof(*(X)))))))
 #endif
\ No newline at end of file
diff --git a/dev/SCIKit/SCI.h b/dev/SCIKit/SystemCalls.h
index 3e769262..7615a2d1 100644
--- a/dev/SCIKit/SCI.h
+++ b/dev/SCIKit/SystemCalls.h
@@ -2,7 +2,7 @@
 

 Copyright (C) 2024-2025, Amlal EL Mahrouss, all rights reserved.

 

-File: SCI.h

+File: SystemCalls.h

 Purpose: System Call Interface.

 

 ------------------------------------------- */

@@ -336,4 +336,6 @@ IMPORT_C BOOL FsCreateAlias(const char* path, const char* from);
 

 IMPORT_C Char* StrFmt(const Char* fmt, ...);

 

+IMPORT_C UInt64 MathToNumber(const Char* in, const Char** endp, const SInt16 base);

+

 #endif // ifndef SCI_SCI_H

diff --git a/dev/SCIKit/src/SCI.cc b/dev/SCIKit/src/SCI.cc
index 3427ae4e..6556754d 100644
--- a/dev/SCIKit/src/SCI.cc
+++ b/dev/SCIKit/src/SCI.cc
@@ -4,7 +4,7 @@
 

 ------------------------------------------- */

 

-#include <SCIKit/SCI.h>

+#include <SCIKit/SystemCalls.h>

 

 /// @file libsci.cc

 /// @brief Source file for the memory functions of the libsci.

diff --git a/dev/boot/amd64-desktop.make b/dev/boot/amd64-desktop.make
index 212a61dc..22023923 100644
--- a/dev/boot/amd64-desktop.make
+++ b/dev/boot/amd64-desktop.make
@@ -28,7 +28,7 @@ BIOS=OVMF.fd
 IMG=epm-master-1.img
 IMG_2=epm-master-2.img
 
-BOOT=./src/neos.img
+BOOT=./src/neos_esp.img
 
 DISK_DRV  =
 
diff --git a/dev/kernel/HALKit/AMD64/HalApplicationProcessor.cc b/dev/kernel/HALKit/AMD64/HalApplicationProcessor.cc
index da680afa..5880cc7c 100644
--- a/dev/kernel/HALKit/AMD64/HalApplicationProcessor.cc
+++ b/dev/kernel/HALKit/AMD64/HalApplicationProcessor.cc
@@ -30,7 +30,7 @@
 
 ///////////////////////////////////////////////////////////////////////////////////////
 
-//! NOTE: fGSI stands 'Field Global System Interrupt'
+/// @brief The **HAL** namespace.
 
 ///////////////////////////////////////////////////////////////////////////////////////
 
diff --git a/dev/kernel/HALKit/AMD64/MBCI/HalMBCI.cc b/dev/kernel/HALKit/AMD64/MBCI/HalMBCI.cc
deleted file mode 100644
index 09632bc9..00000000
--- a/dev/kernel/HALKit/AMD64/MBCI/HalMBCI.cc
+++ /dev/null
@@ -1,7 +0,0 @@
-/* -------------------------------------------
-
-	Copyright (C) 2024-2025, Amlal EL Mahrouss, all rights reserved.
-
-------------------------------------------- */
-
-#include <modules/MBCI/MBCI.h>
diff --git a/dev/kernel/HALKit/AMD64/Storage/AHCI+Generic.cc b/dev/kernel/HALKit/AMD64/Storage/AHCI+Generic.cc
index 002266de..0180288c 100644
--- a/dev/kernel/HALKit/AMD64/Storage/AHCI+Generic.cc
+++ b/dev/kernel/HALKit/AMD64/Storage/AHCI+Generic.cc
@@ -18,7 +18,7 @@
 #include <KernelKit/DeviceMgr.h>
 #include <KernelKit/DriveMgr.h>
 #include <KernelKit/UserProcessScheduler.h>
-#include <KernelKit/LPC.h>
+#include <KernelKit/KPC.h>
 
 #include <FirmwareKit/EPM.h>
 
diff --git a/dev/kernel/HALKit/ARM64/APM/APM+IO.cc b/dev/kernel/HALKit/ARM64/APM/APM+IO.cc
index 752f29f9..5fb45452 100644
--- a/dev/kernel/HALKit/ARM64/APM/APM+IO.cc
+++ b/dev/kernel/HALKit/ARM64/APM/APM+IO.cc
@@ -5,7 +5,7 @@
 ------------------------------------------- */
 
 #include <modules/APM/APM.h>
-#include <KernelKit/LPC.h>
+#include <KernelKit/KPC.h>
 
 using namespace NeOS;
 
diff --git a/dev/kernel/HALKit/ARM64/MBCI/MBCI.cc b/dev/kernel/HALKit/ARM64/MBCI/MBCI.cc
deleted file mode 100644
index d2df66e6..00000000
--- a/dev/kernel/HALKit/ARM64/MBCI/MBCI.cc
+++ /dev/null
@@ -1,7 +0,0 @@
-/* -------------------------------------------
-
-	Copyright (C) 2025, Amlal EL Mahrouss, all rights reserved.
-
-------------------------------------------- */
-
-#include <modules/MBCI/MBCI.h>
\ No newline at end of file
diff --git a/dev/kernel/HALKit/ARM64/ReadMe.md b/dev/kernel/HALKit/ARM64/ReadMe.md
index c51229f2..a2807e5c 100644
--- a/dev/kernel/HALKit/ARM64/ReadMe.md
+++ b/dev/kernel/HALKit/ARM64/ReadMe.md
@@ -1,3 +1,3 @@
 # ARM64 Hardware Abstraction Layer
 
-- Supported Firmware: CoreBoot/EDK/OpenMobileBoot
+- Supported Firmware: NeKernel CoreBoot/EDK
diff --git a/dev/kernel/HALKit/POWER/ReadMe.md b/dev/kernel/HALKit/POWER/ReadMe.md
index a9751581..a4919c4a 100644
--- a/dev/kernel/HALKit/POWER/ReadMe.md
+++ b/dev/kernel/HALKit/POWER/ReadMe.md
@@ -1,4 +1,4 @@
 POWER Hardware Abstraction Layer
 
 - Supported CPU: POWER
-- Supported Firmware: CoreBoot
\ No newline at end of file
+- Supported Firmware: NeKernel CoreBoot
\ No newline at end of file
diff --git a/dev/kernel/HALKit/RISCV/ReadMe.md b/dev/kernel/HALKit/RISCV/ReadMe.md
index b099aa31..982a2acb 100644
--- a/dev/kernel/HALKit/RISCV/ReadMe.md
+++ b/dev/kernel/HALKit/RISCV/ReadMe.md
@@ -1,4 +1,4 @@
 RISCV64 Hardware Abstraction Layer
 
 - Supported CPU: RISCV64
-- Supported Firmware: CoreBoot
\ No newline at end of file
+- Supported Firmware: NeKernel CoreBoot
\ No newline at end of file
diff --git a/dev/kernel/KernelKit/DriveMgr.h b/dev/kernel/KernelKit/DriveMgr.h
index 87bd2714..fd972ab7 100644
--- a/dev/kernel/KernelKit/DriveMgr.h
+++ b/dev/kernel/KernelKit/DriveMgr.h
@@ -11,7 +11,7 @@
 #include <CompilerKit/CompilerKit.h>
 #include <KernelKit/DebugOutput.h>
 #include <KernelKit/DeviceMgr.h>
-#include <KernelKit/LPC.h>
+#include <KernelKit/KPC.h>
 #include <NewKit/Defines.h>
 #include <NewKit/KString.h>
 #include <NewKit/Ref.h>
diff --git a/dev/kernel/KernelKit/FileMgr.h b/dev/kernel/KernelKit/FileMgr.h
index 7374df9d..59203998 100644
--- a/dev/kernel/KernelKit/FileMgr.h
+++ b/dev/kernel/KernelKit/FileMgr.h
@@ -31,7 +31,7 @@
 
 #include <CompilerKit/CompilerKit.h>
 #include <HintsKit/CompilerHint.h>
-#include <KernelKit/LPC.h>
+#include <KernelKit/KPC.h>
 #include <KernelKit/DebugOutput.h>
 #include <NewKit/Stream.h>
 #include <NewKit/ErrorOr.h>
diff --git a/dev/kernel/KernelKit/LPC.h b/dev/kernel/KernelKit/KPC.h
index d76eeff1..9b62c14e 100644
--- a/dev/kernel/KernelKit/LPC.h
+++ b/dev/kernel/KernelKit/KPC.h
@@ -8,8 +8,8 @@
 
 #include <NewKit/Defines.h>
 
-/// @file LPC.h
-/// @brief Local Process Codes.
+/// @file KPC.h
+/// @brief Kernel Procedure Code.
 
 #define err_local_ok()	 (NeOS::UserProcessScheduler::The().CurrentProcess().Leak().GetLocalCode() == NeOS::kErrorSuccess)
 #define err_local_fail() (NeOS::UserProcessScheduler::The().CurrentProcess().Leak().GetLocalCode() != NeOS::kErrorSuccess)
@@ -60,11 +60,8 @@ namespace NeOS
 	inline constexpr HError kErrorFileLocked		 = 64;
 	inline constexpr HError kErrorUnimplemented		 = -1;
 
-	/// @brief Raises a bug check stop code.
-	Void err_bug_check_raise(Void) noexcept;
-
 	/// @brief Does a system wide bug check.
 	/// @param void no params are needed.
 	/// @return if error-free: false, otherwise true.
-	Boolean err_bug_check(Void) noexcept;
+	Boolean err_bug_check_raise(Void) noexcept;
 } // namespace NeOS
diff --git a/dev/kernel/KernelKit/MemoryMgr.h b/dev/kernel/KernelKit/MemoryMgr.h
index 93718493..139ae7aa 100644
--- a/dev/kernel/KernelKit/MemoryMgr.h
+++ b/dev/kernel/KernelKit/MemoryMgr.h
@@ -12,7 +12,7 @@
 /// @brief: heap allocation support.
 
 #include <NewKit/KernelPanic.h>
-#include <KernelKit/LPC.h>
+#include <KernelKit/KPC.h>
 #include <HintsKit/CompilerHint.h>
 
 namespace NeOS
diff --git a/dev/kernel/KernelKit/Timer.h b/dev/kernel/KernelKit/Timer.h
index abca5352..e52f91e7 100644
--- a/dev/kernel/KernelKit/Timer.h
+++ b/dev/kernel/KernelKit/Timer.h
@@ -7,7 +7,7 @@
 #pragma once
 
 #include <ArchKit/ArchKit.h>
-#include <KernelKit/LPC.h>
+#include <KernelKit/KPC.h>
 
 namespace NeOS
 {
diff --git a/dev/kernel/KernelKit/User.h b/dev/kernel/KernelKit/User.h
index 9ab2b02e..620b9bc9 100644
--- a/dev/kernel/KernelKit/User.h
+++ b/dev/kernel/KernelKit/User.h
@@ -16,7 +16,7 @@
  ------------------------------------------- */
 
 #include <CompilerKit/CompilerKit.h>
-#include <KernelKit/LPC.h>
+#include <KernelKit/KPC.h>
 #include <NewKit/KString.h>
 #include <NewKit/Defines.h>
 
diff --git a/dev/kernel/NewKit/Defines.h b/dev/kernel/NewKit/Defines.h
index 0b0b97e5..7758c053 100644
--- a/dev/kernel/NewKit/Defines.h
+++ b/dev/kernel/NewKit/Defines.h
@@ -27,7 +27,7 @@
 #endif
 #endif
 
-/// @brief The **Kernel** namespace where it's API resides.
+/// @brief The **Kernel** namespace.
 namespace NeOS
 {
 	using voidPtr = void*;
diff --git a/dev/kernel/src/CxxAbi-AMD64.cc b/dev/kernel/src/CxxAbi-AMD64.cc
index f0e57077..555c613f 100644
--- a/dev/kernel/src/CxxAbi-AMD64.cc
+++ b/dev/kernel/src/CxxAbi-AMD64.cc
@@ -8,7 +8,7 @@
 
 #include <KernelKit/DebugOutput.h>
 #include <NewKit/CxxAbi.h>
-#include <KernelKit/LPC.h>
+#include <KernelKit/KPC.h>
 
 atexit_func_entry_t __atexit_funcs[kAtExitMacDestructors];
 
diff --git a/dev/kernel/src/CxxAbi-ARM64.cc b/dev/kernel/src/CxxAbi-ARM64.cc
index b52be160..a24dfce3 100644
--- a/dev/kernel/src/CxxAbi-ARM64.cc
+++ b/dev/kernel/src/CxxAbi-ARM64.cc
@@ -8,7 +8,7 @@
 
 #include <KernelKit/DebugOutput.h>
 #include <NewKit/CxxAbi.h>
-#include <KernelKit/LPC.h>
+#include <KernelKit/KPC.h>
 
 atexit_func_entry_t __atexit_funcs[kAtExitMacDestructors];
 
diff --git a/dev/kernel/src/FS/HeFS.cc b/dev/kernel/src/FS/HeFS.cc
index 7615ed77..b6f1bede 100644
--- a/dev/kernel/src/FS/HeFS.cc
+++ b/dev/kernel/src/FS/HeFS.cc
@@ -10,7 +10,7 @@
 #include <modules/ATA/ATA.h>
 #include <modules/Flash/Flash.h>
 #include <FSKit/HeFS.h>
-#include <KernelKit/LPC.h>
+#include <KernelKit/KPC.h>
 #include <NewKit/Crc32.h>
 #include <NewKit/KernelPanic.h>
 #include <NewKit/KString.h>
diff --git a/dev/kernel/src/FS/NeFS.cc b/dev/kernel/src/FS/NeFS.cc
index 00824122..5878067f 100644
--- a/dev/kernel/src/FS/NeFS.cc
+++ b/dev/kernel/src/FS/NeFS.cc
@@ -11,7 +11,7 @@
 
 #include <modules/AHCI/AHCI.h>
 #include <modules/ATA/ATA.h>
-#include <KernelKit/LPC.h>
+#include <KernelKit/KPC.h>
 #include <NewKit/Crc32.h>
 #include <NewKit/KernelPanic.h>
 #include <NewKit/KString.h>
diff --git a/dev/kernel/src/LPC.cc b/dev/kernel/src/KPC.cc
index b6b2e11b..7081bf51 100644
--- a/dev/kernel/src/LPC.cc
+++ b/dev/kernel/src/KPC.cc
@@ -4,18 +4,37 @@
 
 ------------------------------------------- */
 
-#include <KernelKit/LPC.h>
+#include <KernelKit/KPC.h>
 #include <NewKit/KernelPanic.h>
+#include <KernelKit/MemoryMgr.h>
 
 namespace NeOS
 {
 	STATIC Bool kRaiseOnBugCheck = false;
 
 	/// @brief Does a system wide bug check.
-	/// @param void no params.
+	/// @param void no params are needed.
 	/// @return if error-free: false, otherwise true.
-	Boolean err_bug_check(void) noexcept
+	Boolean err_bug_check_raise(Void) noexcept
 	{
+		Char* ptr = new Char[512];
+
+		if (ptr == nullptr)
+			goto bug_check_fail;
+
+		if (!mm_is_valid_heap(ptr))
+			goto bug_check_fail;
+
+		delete[] ptr;
+
+		return Yes;
+
+	bug_check_fail:
+		if (ptr)
+			delete[] ptr;
+
+		ptr = nullptr;
+
 		if (kRaiseOnBugCheck)
 		{
 			ke_panic(RUNTIME_CHECK_BAD_BEHAVIOR);
@@ -23,12 +42,4 @@ namespace NeOS
 
 		return No;
 	}
-
-	/// @brief Tells if we should raise a bug check not.
-	/// @param void
-	/// @return void
-	Void err_bug_check_raise(Void) noexcept
-	{
-		kRaiseOnBugCheck = true;
-	}
 } // namespace NeOS
diff --git a/dev/kernel/src/MemoryMgr.cc b/dev/kernel/src/MemoryMgr.cc
index 4e13ea15..5e595b51 100644
--- a/dev/kernel/src/MemoryMgr.cc
+++ b/dev/kernel/src/MemoryMgr.cc
@@ -5,7 +5,7 @@
 ------------------------------------------- */
 
 #include <KernelKit/DebugOutput.h>
-#include <KernelKit/LPC.h>
+#include <KernelKit/KPC.h>
 #include <KernelKit/MemoryMgr.h>
 #include <NewKit/Crc32.h>
 #include <NewKit/PageMgr.h>
@@ -25,11 +25,11 @@
 //! @brief Heap algorithm that serves as the main memory manager.
 
 #define kKernelHeapMagic   (0xD4D75)
-#define kKernelHeapAlignSz (__BIGGEST_ALIGNMENT__)
+#define kKernelHeapAlignSz (4)
 
 namespace NeOS
 {
-	/// @brief Contains data structures and algorithms for the heap.
+	/// @brief Implementation details.
 	namespace Detail
 	{
 		struct PACKED HEAP_INFORMATION_BLOCK;
diff --git a/dev/kernel/src/Network/IPCAddr.cc b/dev/kernel/src/Network/IPCAddr.cc
index 75a54a36..fb2d785a 100644
--- a/dev/kernel/src/Network/IPCAddr.cc
+++ b/dev/kernel/src/Network/IPCAddr.cc
@@ -5,7 +5,7 @@
    ------------------------------------------- */
 
 #include <NetworkKit/IPC.h>
-#include <KernelKit/LPC.h>
+#include <KernelKit/KPC.h>
 #include <KernelKit/UserProcessScheduler.h>
 
 namespace NeOS
diff --git a/dev/kernel/src/Network/IPCMsg.cc b/dev/kernel/src/Network/IPCMsg.cc
index f5bec6f7..5c18fe9c 100644
--- a/dev/kernel/src/Network/IPCMsg.cc
+++ b/dev/kernel/src/Network/IPCMsg.cc
@@ -5,7 +5,7 @@
 ------------------------------------------- */
 
 #include <NetworkKit/IPC.h>
-#include <KernelKit/LPC.h>
+#include <KernelKit/KPC.h>
 #include <KernelKit/UserProcessScheduler.h>
 
 namespace NeOS
diff --git a/dev/kernel/src/User.cc b/dev/kernel/src/User.cc
index 3c23c59e..fab5da88 100644
--- a/dev/kernel/src/User.cc
+++ b/dev/kernel/src/User.cc
@@ -11,7 +11,7 @@
  */
 
 #include <KernelKit/User.h>
-#include <KernelKit/LPC.h>
+#include <KernelKit/KPC.h>
 #include <NewKit/KernelPanic.h>
 #include <KernelKit/FileMgr.h>
 #include <KernelKit/MemoryMgr.h>
diff --git a/dev/kernel/src/UserProcessScheduler.cc b/dev/kernel/src/UserProcessScheduler.cc
index 1087ac6b..19861dbe 100644
--- a/dev/kernel/src/UserProcessScheduler.cc
+++ b/dev/kernel/src/UserProcessScheduler.cc
@@ -18,7 +18,7 @@
 #include <ArchKit/ArchKit.h>
 #include <KernelKit/MemoryMgr.h>
 #include <NewKit/KString.h>
-#include <KernelKit/LPC.h>
+#include <KernelKit/KPC.h>
 
 ///! BUGS: 0
 
diff --git a/dev/modules/CoreGfx/AccessibilityMgr.h b/dev/modules/CoreGfx/AccessibilityMgr.h
index a45470eb..a7cd24b5 100644
--- a/dev/modules/CoreGfx/AccessibilityMgr.h
+++ b/dev/modules/CoreGfx/AccessibilityMgr.h
@@ -8,7 +8,7 @@
 #define GFX_MGR_ACCESSIBILITY_H
 
 #include <NewKit/NewKit.h>
-#include <KernelKit/LPC.h>
+#include <KernelKit/KPC.h>
 #include <modules/CoreGfx/FBMgr.h>
 #include <modules/CoreGfx/MathMgr.h>
 #include <ArchKit/ArchKit.h>
diff --git a/dev/modules/ReadMe.md b/dev/modules/ReadMe.md
index 1261e247..5e71937f 100644
--- a/dev/modules/ReadMe.md
+++ b/dev/modules/ReadMe.md
@@ -7,6 +7,5 @@ They are pluggable modules for specific hardware support.
 ## To-Do
 
 - [X] AHCI kernel module.
-- [X] MBCI kernel module.
 
 ###### Copyright (C) 2024-2025, Amlal EL Mahrouss, all rights reserved. All rights reserved.
diff --git a/public/frameworks/CoreFoundation.fwrk/headers/Array.h b/public/frameworks/CoreFoundation.fwrk/headers/Array.h
index b70d8503..8d7e6e90 100644
--- a/public/frameworks/CoreFoundation.fwrk/headers/Array.h
+++ b/public/frameworks/CoreFoundation.fwrk/headers/Array.h
@@ -6,9 +6,9 @@
 
 #pragma once
 
-#include <SCIKit/SCI.h>
+#include <SCIKit/SystemCalls.h>
 
-namespace LibCF
+namespace CF
 {
 	template <typename T, SizeT N>
 	class CFArray final
@@ -68,4 +68,4 @@ namespace LibCF
 	{
 		return CFArray<ValueType, ARRAY_SIZE(val)>{val};
 	}
-} // namespace LibCF
+} // namespace CF
diff --git a/public/frameworks/CoreFoundation.fwrk/headers/Atom.h b/public/frameworks/CoreFoundation.fwrk/headers/Atom.h
index d3152fd2..e205ed12 100644
--- a/public/frameworks/CoreFoundation.fwrk/headers/Atom.h
+++ b/public/frameworks/CoreFoundation.fwrk/headers/Atom.h
@@ -7,7 +7,7 @@
 
 #include <CoreFoundation.fwrk/headers/Foundation.h>
 
-namespace LibCF
+namespace CF
 {
 	template <typename T>
 	class CFAtom final
@@ -44,4 +44,4 @@ namespace LibCF
 	private:
 		T fArrayOfAtoms;
 	};
-} // namespace LibCF
+} // namespace CF
diff --git a/public/frameworks/CoreFoundation.fwrk/headers/Foundation.h b/public/frameworks/CoreFoundation.fwrk/headers/Foundation.h
index 6de3df0b..c2399376 100644
--- a/public/frameworks/CoreFoundation.fwrk/headers/Foundation.h
+++ b/public/frameworks/CoreFoundation.fwrk/headers/Foundation.h
@@ -10,9 +10,9 @@
 
 #pragma once
 
-#include <SCIKit/SCI.h>
+#include <SCIKit/SystemCalls.h>
 
-namespace LibCF
+namespace CF
 {
 	class CFString;
 	class CFGUID;
@@ -75,4 +75,4 @@ namespace LibCF
 		BOOL SizeMatches(CFRect& rect) noexcept;
 		BOOL PositionMatches(CFRect& rect) noexcept;
 	};
-} // namespace LibCF
\ No newline at end of file
+} // namespace CF
\ No newline at end of file
diff --git a/public/frameworks/CoreFoundation.fwrk/headers/Object.h b/public/frameworks/CoreFoundation.fwrk/headers/Object.h
index 7b8f3777..ad34e424 100644
--- a/public/frameworks/CoreFoundation.fwrk/headers/Object.h
+++ b/public/frameworks/CoreFoundation.fwrk/headers/Object.h
@@ -9,9 +9,9 @@
 
 #include <CoreFoundation.fwrk/headers/Foundation.h>
 
-#define CF_OBJECT : public LibCF::CFObject
+#define CF_OBJECT : public CF::CFObject
 
-namespace LibCF
+namespace CF
 {
 	class CFObject;
 
@@ -23,4 +23,4 @@ namespace LibCF
 
 		SCI_COPY_DEFAULT(CFObject);
 	};
-} // namespace LibCF
\ No newline at end of file
+} // namespace CF
\ No newline at end of file
diff --git a/public/frameworks/CoreFoundation.fwrk/headers/Property.h b/public/frameworks/CoreFoundation.fwrk/headers/Property.h
index f1a5c24e..aac883ee 100644
--- a/public/frameworks/CoreFoundation.fwrk/headers/Property.h
+++ b/public/frameworks/CoreFoundation.fwrk/headers/Property.h
@@ -7,12 +7,12 @@
 #ifndef _PROPS_H
 #define _PROPS_H
 
-#include <SCIKit/SCI.h>
+#include <SCIKit/SystemCalls.h>
 #include <CoreFoundation.fwrk/headers/Ref.h>
 
 #define kMaxPropLen (256U)
 
-namespace LibCF
+namespace CF
 {
 	class CFString;
 	class CFProperty;
@@ -48,6 +48,6 @@ namespace LibCF
 
 	template <SizeT N>
 	using CFPropertyArray = CFArray<CFProperty, N>;
-} // namespace LibCF
+} // namespace CF
 
 #endif // !CFKIT_PROPS_H
diff --git a/public/frameworks/CoreFoundation.fwrk/headers/Ref.h b/public/frameworks/CoreFoundation.fwrk/headers/Ref.h
index 074b5086..9941bece 100644
--- a/public/frameworks/CoreFoundation.fwrk/headers/Ref.h
+++ b/public/frameworks/CoreFoundation.fwrk/headers/Ref.h
@@ -8,10 +8,10 @@
 #ifndef _REF_H_
 #define _REF_H_
 
-#include <SCIKit/SCI.h>
+#include <SCIKit/SystemCalls.h>
 #include <CoreFoundation.fwrk/headers/Object.h>
 
-namespace LibCF
+namespace CF
 {
 	template <typename T>
 	class CFRef;
@@ -105,6 +105,6 @@ namespace LibCF
 	private:
 		CFRef<T> fRef{nullptr};
 	};
-} // namespace LibCF
+} // namespace CF
 
 #endif // ifndef _NEWKIT_REF_H_
diff --git a/public/frameworks/CoreFoundation.fwrk/headers/String.h b/public/frameworks/CoreFoundation.fwrk/headers/String.h
index 10ce01a9..69b53a89 100644
--- a/public/frameworks/CoreFoundation.fwrk/headers/String.h
+++ b/public/frameworks/CoreFoundation.fwrk/headers/String.h
@@ -9,7 +9,7 @@
 
 #include <CoreFoundation.fwrk/headers/Object.h>
 
-namespace LibCF
+namespace CF
 {
 	class CFString;
 
@@ -17,4 +17,4 @@ namespace LibCF
 	{
 	public:
 	};
-} // namespace LibCF
\ No newline at end of file
+} // namespace CF
\ No newline at end of file
diff --git a/public/frameworks/CoreFoundation.fwrk/src/Foundation.cc b/public/frameworks/CoreFoundation.fwrk/src/Foundation.cc
index 219c3bfb..8dffdd02 100644
--- a/public/frameworks/CoreFoundation.fwrk/src/Foundation.cc
+++ b/public/frameworks/CoreFoundation.fwrk/src/Foundation.cc
@@ -6,7 +6,7 @@
 
 #include <CoreFoundation.fwrk/headers/Foundation.h>
 
-LibCF::CFRect::operator bool()
+CF::CFRect::operator bool()
 {
 	return width > 0 && height > 0;
 }
@@ -14,7 +14,7 @@ LibCF::CFRect::operator bool()
 /***********************************************************************************/
 /// @brief returns true if size matches.
 /***********************************************************************************/
-BOOL LibCF::CFRect::SizeMatches(LibCF::CFRect& rect) noexcept
+BOOL CF::CFRect::SizeMatches(CF::CFRect& rect) noexcept
 {
 	return rect.height == height && rect.width == width;
 }
@@ -22,7 +22,7 @@ BOOL LibCF::CFRect::SizeMatches(LibCF::CFRect& rect) noexcept
 /***********************************************************************************/
 /// @brief returns true if position matches.
 /***********************************************************************************/
-BOOL LibCF::CFRect::PositionMatches(LibCF::CFRect& rect) noexcept
+BOOL CF::CFRect::PositionMatches(CF::CFRect& rect) noexcept
 {
 	return rect.y == y && rect.x == x;
 }
@@ -33,7 +33,7 @@ BOOL LibCF::CFRect::PositionMatches(LibCF::CFRect& rect) noexcept
 /// @retval true if point is within this point.
 /// @retval the validations have failed, false otherwise true.
 /***********************************************************************************/
-BOOL LibCF::CFPoint::IsWithin(LibCF::CFPoint& withinOf)
+BOOL CF::CFPoint::IsWithin(CF::CFPoint& withinOf)
 {
 	return x_1 >= withinOf.x_1 && x_2 <= (withinOf.x_2) &&
 		   y_1 >= withinOf.y_1 && y_2 <= (withinOf.y_2);
@@ -42,7 +42,7 @@ BOOL LibCF::CFPoint::IsWithin(LibCF::CFPoint& withinOf)
 /***********************************************************************************/
 /// @brief if Point object is correctly set up.
 /***********************************************************************************/
-LibCF::CFPoint::operator bool()
+CF::CFPoint::operator bool()
 {
 	return x_1 > x_2 && y_1 > y_2;
 }
\ No newline at end of file
diff --git a/public/frameworks/DiskImage.fwrk/headers/DiskImage.h b/public/frameworks/DiskImage.fwrk/headers/DiskImage.h
index a029b43a..3a13caa0 100644
--- a/public/frameworks/DiskImage.fwrk/headers/DiskImage.h
+++ b/public/frameworks/DiskImage.fwrk/headers/DiskImage.h
@@ -9,7 +9,7 @@
 
 #pragma once
 
-#include <SCIKit/SCI.h>
+#include <SCIKit/SystemCalls.h>
 
 #define kDISectorSz			 (512)
 #define kDIMinDiskSz		 (1024 * 1024 * 1024)
@@ -18,15 +18,22 @@
 #define kDISuccessStatus	 (0)
 #define kDIFailureStatus	 (1)
 
-struct DI_DISK_IMAGE;
+#define kDIDiskNameLen (16)
+#define kDIOutNameLen (256)
 
+/// @brief Disk Image file structure.
+/// @param disk_name Disk partition name.
+/// @param sector_sz Disk sector_sz.
+/// @param block_cnt Disk block count.
+/// @param disk_sz Disk size.
+/// @param out_name Output file name.
 struct DI_DISK_IMAGE
 {
-	Char   disk_name[512] = kDIDefaultDiskName;
+	Char   disk_name[kDIDiskNameLen] = kDIDefaultDiskName;
 	SInt32 sector_sz	  = kDISectorSz;
 	SInt32 block_cnt	  = 0;
 	SizeT  disk_sz		  = kDIMinDiskSz;
-	Char   out_name[256]  = kDIDefaultOutputName;
+	Char   out_name[kDIOutNameLen]  = kDIDefaultOutputName;
 };
 
 /// @brief Format with an EPM partition.
diff --git a/tests/KernelTestKit/KernelTest.h b/public/frameworks/KernelTest.fwrk/headers/KernelTest.h
index 3fb0f3de..3fb0f3de 100644
--- a/tests/KernelTestKit/KernelTest.h
+++ b/public/frameworks/KernelTest.fwrk/headers/KernelTest.h
diff --git a/public/frameworks/CoreFoundation.fwrk/headers/.keep b/public/frameworks/KernelTest.fwrk/headers/xml/.keep
index e69de29b..e69de29b 100644
--- a/public/frameworks/CoreFoundation.fwrk/headers/.keep
+++ b/public/frameworks/KernelTest.fwrk/headers/xml/.keep
diff --git a/public/frameworks/KernelTest.fwrk/headers/xml/app.xml b/public/frameworks/KernelTest.fwrk/headers/xml/app.xml
new file mode 100644
index 00000000..f0c48862
--- /dev/null
+++ b/public/frameworks/KernelTest.fwrk/headers/xml/app.xml
@@ -0,0 +1,3 @@
+<PropertyList/>
+<PLEntry Type="MLString" Name="LibraryName" Len="255" Value="KernelTest" />
+<PLEntry Type="BOOL" Name="CacheLibs" Value="YES" />
diff --git a/public/tools/cc/cc.json b/public/tools/cc/cc.json
index a81c1ed2..a40008ba 100644
--- a/public/tools/cc/cc.json
+++ b/public/tools/cc/cc.json
@@ -1,7 +1,7 @@
 {
   "compiler_path": "g++",
-  "compiler_std": "c++23",
-  "headers_path": ["./"],
+  "compiler_std": "c++20",
+  "headers_path": ["./", "../../../dev"],
   "sources_path": ["src/CommandLine.cc"],
   "output_name": "./dist/cc",
   "cpp_macros": [
diff --git a/public/tools/cc/src/CommandLine.cc b/public/tools/cc/src/CommandLine.cc
index 226554cc..7c5ccfaf 100644
--- a/public/tools/cc/src/CommandLine.cc
+++ b/public/tools/cc/src/CommandLine.cc
@@ -4,9 +4,9 @@
  * Copyright (c) 2024 Amlal EL Mahrouss
  */
 
-#include <SCIKit/SCI.h>
+#include <SCIKit/SystemCalls.h>
 
-/// @brief This program loads a program for NeOS.
+/// @brief Placeholder program.
 
 SInt32 main(SInt32 argc, Char* argv[])
 {
diff --git a/public/tools/diutil/CommandLine.cc b/public/tools/diutil/CommandLine.cc
index e2f53746..7b95665a 100644
--- a/public/tools/diutil/CommandLine.cc
+++ b/public/tools/diutil/CommandLine.cc
@@ -2,126 +2,58 @@
 
 	Copyright (C) 2025, Amlal EL Mahrouss, all rights reserved.
 
-	FILE: NeFS.h
-	PURPOSE: NeFS (New extended File System) support.
+	FILE: CommandLine.cc
+	PURPOSE: DIUTIL CLI.
 
    ------------------------------------------- */
 
-#include <string>
-#include <iostream>
-#include <fstream>
+#include <DiskImage.fwrk/headers/DiskImage.h>
+#include <NewKit/Defines.h>
 
-#include <FirmwareKit/EPM.h>
-#include <FSKit/NeFS.h>
-#include <uuid/uuid.h>
-
-#include <vendor/Dialogs.h>
-
-static std::string kDiskName	 = "Disk";
-static int		   kDiskSectorSz = 512;
-static const int   kDiskBlockCnt = 1;
-static size_t	   kDiskSz		 = gib_cast(4);
-static std::string kOutDisk		 = "disk.eimg";
+static const Char	kDiskName[kDIDiskNameLen] = "Disk";
+static SInt32		kDiskSectorSz			  = 512;
+static const SInt32 kDiskBlockCnt			  = 1;
+static SizeT		kDiskSz					  = gib_cast(4);
+static const Char	kOutDisk[kDIOutNameLen]	  = "disk.eimg";
 
 /// @brief Filesystem tool entrypoint.
 int main(int argc, char** argv)
 {
-	for (size_t arg = 0; arg < argc; ++arg)
+	for (SizeT arg = 0; arg < argc; ++arg)
 	{
-		std::string arg_s = argv[arg];
+		const Char* arg_s = argv[arg];
 
-		if (arg_s == "--disk-output-name")
+		if (MmCmpMemory((VoidPtr)arg_s, (VoidPtr)"--disk-output-name", MmStrLen("--disk-output-name") == 0))
 		{
 			if ((arg + 1) < argc)
 			{
-				kOutDisk = argv[arg + 1];
+				MmCopyMemory((VoidPtr)kOutDisk, argv[arg + 1], kDIDiskNameLen);
 			}
 		}
-		else if (arg_s == "--disk-output-size")
+		else if (MmCmpMemory((VoidPtr)arg_s, (VoidPtr)"--disk-output-size", MmStrLen("--disk-output-size") == 0))
 		{
 			if ((arg + 1) < argc)
 			{
-				kDiskSz = strtol(argv[arg + 1], nullptr, 10);
+				kDiskSz = MathToNumber(argv[arg + 1], nullptr, 10);
 			}
 		}
-		else if (arg_s == "--disk-sector-size")
+		else if (MmCmpMemory((VoidPtr)arg_s, (VoidPtr)"--disk-sector-size", MmStrLen("--disk-sector-size") == 0))
 		{
 			if ((arg + 1) < argc)
 			{
-				kDiskSectorSz = strtol(argv[arg + 1], nullptr, 10);
+				kDiskSectorSz = MathToNumber(argv[arg + 1], nullptr, 10);
 			}
 		}
-		else if (arg_s == "--disk-part-name")
+		else if (MmCmpMemory((VoidPtr)arg_s, (VoidPtr)"--disk-part-name", MmStrLen("--disk-part-name") == 0))
 		{
 			if ((arg + 1) < argc)
 			{
-				kDiskName = argv[arg + 1];
+				MmCopyMemory((VoidPtr)kDiskName, argv[arg + 1], kDIDiskNameLen);
 			}
 		}
 	}
 
-	std::cout << "diutil: EPM partition tool.\n";
-
-	struct ::EPM_PART_BLOCK block
-	{
-		0
-	};
-
-	block.NumBlocks = kDiskBlockCnt;
-	block.SectorSz	= kDiskSectorSz;
-	block.Version	= kEPMRevisionBcd;
-	block.LbaStart	= sizeof(struct ::EPM_PART_BLOCK);
-	block.LbaEnd	= kDiskSz - sizeof(struct ::EPM_PART_BLOCK);
-	block.FsVersion = kNeFSVersionInteger;
-
-	::memcpy(block.Name, kDiskName.c_str(), strlen(kDiskName.c_str()));
-	::memcpy(block.Magic, kEPMMagic86, strlen(kEPMMagic86));
-
-	::uuid_generate_random((NeOS::UInt8*)&block.Guid);
-
-	uuid_string_t str;
-
-	::uuid_unparse((NeOS::UInt8*)&block.Guid, str);
-
-	std::cout << "diutil: Partition UUID: " << str << std::endl;
-
-	std::ofstream output_epm(kOutDisk);
-	output_epm.write((NeOS::Char*)&block, sizeof(struct ::EPM_PART_BLOCK));
-
-	struct ::NEFS_ROOT_PARTITION_BLOCK rpb
-	{
-		0
-	};
-
-	::memcpy(rpb.PartitionName, kDiskName.c_str(), strlen(kDiskName.c_str()));
-	::memcpy(rpb.Ident, kNeFSIdent, strlen(kNeFSIdent));
-
-	rpb.Version	 = kNeFSVersionInteger;
-	rpb.EpmBlock = kEPMBootBlockLba;
-
-	rpb.StartCatalog = kNeFSCatalogStartAddress;
-	rpb.CatalogCount = 0;
-
-	rpb.DiskSize = kDiskSz;
-
-	rpb.SectorSize	= kDiskSectorSz;
-	rpb.SectorCount = rpb.DiskSize / rpb.SectorSize;
-
-	rpb.FreeSectors = rpb.SectorCount;
-	rpb.FreeCatalog = rpb.DiskSize / sizeof(NEFS_CATALOG_STRUCT);
-
-	auto p_prev = output_epm.tellp();
-
-	output_epm.seekp(kNeFSRootCatalogStartAddress);
-	output_epm.write((NeOS::Char*)&rpb, sizeof(struct ::NEFS_ROOT_PARTITION_BLOCK));
-
-	output_epm.seekp(p_prev);
-	output_epm.close();
-
-	std::cout << "diutil: EPM disk has been written to: " << kOutDisk << "\n";
-
-	pfd::notify("Disk Utility", kOutDisk + " has been formatted successfully.",
-				pfd::icon::info);
+	DI_DISK_IMAGE img{};
 
-	return 0;
+	return DIFormatPartitionEPM(img);
 }
\ No newline at end of file
diff --git a/public/tools/fwrkld/.keep b/public/tools/fwrkld/.keep
new file mode 100644
index 00000000..e69de29b
--- /dev/null
+++ b/public/tools/fwrkld/.keep
diff --git a/public/tools/fwrkld/dist/.keep b/public/tools/fwrkld/dist/.keep
new file mode 100644
index 00000000..e69de29b
--- /dev/null
+++ b/public/tools/fwrkld/dist/.keep
diff --git a/public/tools/fwrkld/fwrkld.json b/public/tools/fwrkld/fwrkld.json
new file mode 100644
index 00000000..940c3a89
--- /dev/null
+++ b/public/tools/fwrkld/fwrkld.json
@@ -0,0 +1,12 @@
+{
+  "compiler_path": "g++",
+  "compiler_std": "c++20",
+  "headers_path": ["./", "../../../dev"],
+  "sources_path": ["src/CommandLine.cc"],
+  "output_name": "./dist/fwrkld",
+  "cpp_macros": [
+    "kLDVersion=0x0100",
+    "kLDVersionHighest=0x0100",
+    "kLDVersionLowest=0x0100"
+  ]
+}
diff --git a/public/tools/fwrkld/src/CommandLine.cc b/public/tools/fwrkld/src/CommandLine.cc
new file mode 100644
index 00000000..d3860453
--- /dev/null
+++ b/public/tools/fwrkld/src/CommandLine.cc
@@ -0,0 +1,14 @@
+/*
+ * Created on Thu Oct 17 08:00:42 CEST 2024
+ *
+ * Copyright (c) 2024 Amlal EL Mahrouss
+ */
+
+#include <SCIKit/SystemCalls.h>
+
+/// @brief This program loads a code framework into NeOS's memory.
+
+SInt32 main(SInt32 argc, Char* argv[])
+{
+	return EXIT_FAILURE;
+}
diff --git a/public/tools/ld/ld.json b/public/tools/ld/ld.json
index f423df30..940c3a89 100644
--- a/public/tools/ld/ld.json
+++ b/public/tools/ld/ld.json
@@ -1,9 +1,9 @@
 {
   "compiler_path": "g++",
-  "compiler_std": "c++23",
-  "headers_path": ["./"],
+  "compiler_std": "c++20",
+  "headers_path": ["./", "../../../dev"],
   "sources_path": ["src/CommandLine.cc"],
-  "output_name": "./dist/ld",
+  "output_name": "./dist/fwrkld",
   "cpp_macros": [
     "kLDVersion=0x0100",
     "kLDVersionHighest=0x0100",
diff --git a/public/tools/ld/src/CommandLine.cc b/public/tools/ld/src/CommandLine.cc
index a6f98ee1..710b2a41 100644
--- a/public/tools/ld/src/CommandLine.cc
+++ b/public/tools/ld/src/CommandLine.cc
@@ -4,9 +4,9 @@
  * Copyright (c) 2024 Amlal EL Mahrouss
  */
 
-#include <SCIKit/SCI.h>
+#include <SCIKit/SystemCalls.h>
 
-/// @brief This program loads a program for NeOS.
+/// @brief Placeholder program.
 
 SInt32 main(SInt32 argc, Char* argv[])
 {
diff --git a/public/tools/make_app/Common.h b/public/tools/make_app/Common.h
index 860cdd48..e54cf701 100644
--- a/public/tools/make_app/Common.h
+++ b/public/tools/make_app/Common.h
@@ -6,7 +6,7 @@
 #ifndef APPS_COMMON_H
 #define APPS_COMMON_H
 
-#include <SCIKit/SCI.h>
+#include <SCIKit/SystemCalls.h>
 #include <CoreFoundation.fwrk/headers/Foundation.h>
 
 #endif // APPS_COMMON_H
diff --git a/public/tools/make_app/make_app.json b/public/tools/make_app/make_app.json
index abfe5cd3..f40b9eff 100644
--- a/public/tools/make_app/make_app.json
+++ b/public/tools/make_app/make_app.json
@@ -1,7 +1,7 @@
 {
   "compiler_path": "g++",
   "compiler_std": "c++20",
-  "headers_path": ["./"],
+  "headers_path": ["./", "../../../dev"],
   "sources_path": ["src/CommandLine.cc"],
   "output_name": "./dist/make_app",
   "cpp_macros": [
diff --git a/public/tools/make_app/src/CommandLine.cc b/public/tools/make_app/src/CommandLine.cc
index 0cc40106..7ffdb5b1 100644
--- a/public/tools/make_app/src/CommandLine.cc
+++ b/public/tools/make_app/src/CommandLine.cc
@@ -13,7 +13,7 @@
 
 int main(int argc, char* argv[])
 {
-	LibCF::CFArray<const char*, 256U> files;
+	CF::CFArray<const char*, 256U> files;
 
 	auto ext = kFKExtension;
 
diff --git a/public/tools/open/src/CommandLine.cc b/public/tools/open/src/CommandLine.cc
index 746622fa..c0fa0925 100644
--- a/public/tools/open/src/CommandLine.cc
+++ b/public/tools/open/src/CommandLine.cc
@@ -4,7 +4,7 @@
  * Copyright (c) 2024 Amlal EL Mahrouss
  */
 
-#include <SCIKit/SCI.h>
+#include <SCIKit/SystemCalls.h>
 
 /// @brief This program opens an application from **OPEN_APP_BASE_PATH**