global: architectural changes, see commit details.

refactor: Refactor libSystem, user frameworks, and preparing for OpenMSG.
feat: Jail info client structure (libSystem)
feat: Document what the RTime is doing starting from line 504.
feat: use `int 50` instead of `syscall` for now.

Signed-off-by: Amlal El Mahrouss <amlal@nekernel.org>

26 files changed, 45 insertions, 19 deletions

diff --git a/public/frameworks/CoreFoundation.fwrk/CoreFoundation.json b/public/frameworks/CoreFoundation.fwrk/CoreFoundation.json
index a208f57a..076b35ae 100644
--- a/public/frameworks/CoreFoundation.fwrk/CoreFoundation.json
+++ b/public/frameworks/CoreFoundation.fwrk/CoreFoundation.json
@@ -3,7 +3,7 @@
     "compiler_std": "c++20",
     "headers_path": ["../", "./", "../../../dev", "../../../dev/kernel"],
     "sources_path": ["src/*.cc"],
-    "output_name": "./dist/libCoreFoundation.dylib",
+    "output_name": "./dist/libCoreFoundation.fwrk.dylib",
     "compiler_flags": [
       "-ffreestanding",
       "-shared",
diff --git a/public/frameworks/CoreFoundation.fwrk/headers/Array.h b/public/frameworks/CoreFoundation.fwrk/headers/Array.h
index 55e75e5e..d9c528d9 100644
--- a/public/frameworks/CoreFoundation.fwrk/headers/Array.h
+++ b/public/frameworks/CoreFoundation.fwrk/headers/Array.h
@@ -6,7 +6,7 @@
 
 #pragma once
 
-#include <libSystem/System.h>
+#include <libSystem/SystemKit/System.h>
 
 namespace CF {
 template <typename T, SizeT N>
diff --git a/public/frameworks/CoreFoundation.fwrk/headers/Foundation.h b/public/frameworks/CoreFoundation.fwrk/headers/Foundation.h
index 1f295ea5..500ad544 100644
--- a/public/frameworks/CoreFoundation.fwrk/headers/Foundation.h
+++ b/public/frameworks/CoreFoundation.fwrk/headers/Foundation.h
@@ -10,7 +10,7 @@
 
 #pragma once
 
-#include <libSystem/System.h>
+#include <libSystem/SystemKit/System.h>
 
 namespace CF {
 class CFString;
diff --git a/public/frameworks/CoreFoundation.fwrk/headers/Property.h b/public/frameworks/CoreFoundation.fwrk/headers/Property.h
index 4da173c7..5210bd95 100644
--- a/public/frameworks/CoreFoundation.fwrk/headers/Property.h
+++ b/public/frameworks/CoreFoundation.fwrk/headers/Property.h
@@ -8,7 +8,7 @@
 #define _PROPS_H
 
 #include <CoreFoundation.fwrk/headers/Ref.h>
-#include <libSystem/System.h>
+#include <libSystem/SystemKit/System.h>
 
 #define kMaxPropLen (256U)
 
diff --git a/public/frameworks/CoreFoundation.fwrk/headers/Ref.h b/public/frameworks/CoreFoundation.fwrk/headers/Ref.h
index cb72a034..87005db1 100644
--- a/public/frameworks/CoreFoundation.fwrk/headers/Ref.h
+++ b/public/frameworks/CoreFoundation.fwrk/headers/Ref.h
@@ -9,7 +9,7 @@
 #define _REF_H_
 
 #include <CoreFoundation.fwrk/headers/Object.h>
-#include <libSystem/System.h>
+#include <libSystem/SystemKit/System.h>
 
 namespace CF {
 template <typename T>
diff --git a/public/frameworks/DiskImage.fwrk/DiskImage.json b/public/frameworks/DiskImage.fwrk/DiskImage.json
index aaff409c..16c538e5 100644
--- a/public/frameworks/DiskImage.fwrk/DiskImage.json
+++ b/public/frameworks/DiskImage.fwrk/DiskImage.json
@@ -3,7 +3,7 @@
     "compiler_std": "c++20",
     "headers_path": ["../", "./", "../../../dev", "../../../dev/kernel"],
     "sources_path": ["src/*.cc"],
-    "output_name": "./dist/libDiskImage.dylib",
+    "output_name": "./dist/libDiskImage.fwrk.dylib",
     "compiler_flags": [
       "-ffreestanding",
       "-shared",
diff --git a/public/frameworks/DiskImage.fwrk/headers/DiskImage.h b/public/frameworks/DiskImage.fwrk/headers/DiskImage.h
index efc21253..53348f3e 100644
--- a/public/frameworks/DiskImage.fwrk/headers/DiskImage.h
+++ b/public/frameworks/DiskImage.fwrk/headers/DiskImage.h
@@ -9,7 +9,7 @@
 
 #pragma once
 
-#include <libSystem/System.h>
+#include <libSystem/SystemKit/System.h>
 
 #ifndef __DISK_IMAGE_CDROM__
 #define kDISectorSz (512)
diff --git a/public/frameworks/KernelTest.fwrk/KernelTest.json b/public/frameworks/KernelTest.fwrk/KernelTest.json
index aa70db30..b8c322b6 100644
--- a/public/frameworks/KernelTest.fwrk/KernelTest.json
+++ b/public/frameworks/KernelTest.fwrk/KernelTest.json
@@ -3,7 +3,7 @@
     "compiler_std": "c++20",
     "headers_path": ["../", "./", "../../../dev", "../../../dev/kernel"],
     "sources_path": ["src/*.cc"],
-    "output_name": "./dist/libKernelTest.dylib",
+    "output_name": "./dist/libKernelTest.fwrk.dylib",
     "compiler_flags": [
       "-ffreestanding",
       "-shared",
diff --git a/public/frameworks/OpenMSG.fwrk/.keep b/public/frameworks/OpenMSG.fwrk/.keep
new file mode 100644
index 00000000..e69de29b
--- /dev/null
+++ b/public/frameworks/OpenMSG.fwrk/.keep
diff --git a/public/frameworks/OpenMSG.fwrk/OpenMSG.json b/public/frameworks/OpenMSG.fwrk/OpenMSG.json
new file mode 100644
index 00000000..4bda8798
--- /dev/null
+++ b/public/frameworks/OpenMSG.fwrk/OpenMSG.json
@@ -0,0 +1,19 @@
+{
+    "compiler_path": "clang++",
+    "compiler_std": "c++20",
+    "headers_path": [
+        "./",
+        "../../../dev/kernel",
+        "../../../public/frameworks/",
+        "../../../dev/",
+        "./"
+    ],
+    "sources_path": [],
+    "output_name": "./dist/libOpenMSG.fwrk.dylib",
+    "cpp_macros": [
+        "kSampleFWVersion=0x0100",
+        "kSampleFWVersionHighest=0x0100",
+        "kSampleFWVersionLowest=0x0100",
+        "__NE_SDK__"
+    ]
+}
\ No newline at end of file
diff --git a/public/frameworks/OpenMSG.fwrk/headers/.keep b/public/frameworks/OpenMSG.fwrk/headers/.keep
new file mode 100644
index 00000000..e69de29b
--- /dev/null
+++ b/public/frameworks/OpenMSG.fwrk/headers/.keep
diff --git a/public/frameworks/OpenMSG.fwrk/src/.keep b/public/frameworks/OpenMSG.fwrk/src/.keep
new file mode 100644
index 00000000..e69de29b
--- /dev/null
+++ b/public/frameworks/OpenMSG.fwrk/src/.keep
diff --git a/public/frameworks/OpenMSG.fwrk/src/DylibMain.cc b/public/frameworks/OpenMSG.fwrk/src/DylibMain.cc
new file mode 100644
index 00000000..814132e3
--- /dev/null
+++ b/public/frameworks/OpenMSG.fwrk/src/DylibMain.cc
@@ -0,0 +1,5 @@
+#include <libSystem/SystemKit/System.h>
+
+SInt32 _DylibAttach(SInt32 argc, Char* argv[]) {
+	return EXIT_FAILURE;
+}
\ No newline at end of file
diff --git a/public/frameworks/OpenMSG.fwrk/xml/.keep b/public/frameworks/OpenMSG.fwrk/xml/.keep
new file mode 100644
index 00000000..e69de29b
--- /dev/null
+++ b/public/frameworks/OpenMSG.fwrk/xml/.keep
diff --git a/public/frameworks/OpenMSG.fwrk/xml/app.xml b/public/frameworks/OpenMSG.fwrk/xml/app.xml
new file mode 100644
index 00000000..6a46e598
--- /dev/null
+++ b/public/frameworks/OpenMSG.fwrk/xml/app.xml
@@ -0,0 +1,2 @@
+<PropertyList>
+<PLEntry Type="CFString" Name="LibraryName" Len="12" Value="OpenMSG.fwrk" /></PropertyList>
\ No newline at end of file
diff --git a/public/tools/cc/src/CommandLine.cc b/public/tools/cc/src/CommandLine.cc
index f1c72b64..62757c43 100644
--- a/public/tools/cc/src/CommandLine.cc
+++ b/public/tools/cc/src/CommandLine.cc
@@ -4,7 +4,7 @@
  * Copyright (c) 2024-2025 Amlal El Mahrouss
  */
 
-#include <libSystem/System.h>
+#include <libSystem/SystemKit/System.h>
 
 /// @brief Placeholder program.
 
diff --git a/public/tools/ld.dyn/src/CommandLine.cc b/public/tools/ld.dyn/src/CommandLine.cc
index 70a0dbd9..e64e7837 100644
--- a/public/tools/ld.dyn/src/CommandLine.cc
+++ b/public/tools/ld.dyn/src/CommandLine.cc
@@ -4,7 +4,7 @@
  * Copyright (c) 2024-2025 Amlal El Mahrouss
  */
 
-#include <libSystem/System.h>
+#include <libSystem/SystemKit/System.h>
 
 /// @brief Library loader.
 
diff --git a/public/tools/ld.fwrk/src/CommandLine.cc b/public/tools/ld.fwrk/src/CommandLine.cc
index 853a4ef7..323e58c7 100644
--- a/public/tools/ld.fwrk/src/CommandLine.cc
+++ b/public/tools/ld.fwrk/src/CommandLine.cc
@@ -4,7 +4,7 @@
  * Copyright (c) 2024-2025 Amlal El Mahrouss
  */
 
-#include <libSystem/System.h>
+#include <libSystem/SystemKit/System.h>
 
 /// @brief This program loads a code framework into Kernel's memory.
 
diff --git a/public/tools/manual/src/CommandLine.cc b/public/tools/manual/src/CommandLine.cc
index 68594c09..8c75d565 100644
--- a/public/tools/manual/src/CommandLine.cc
+++ b/public/tools/manual/src/CommandLine.cc
@@ -1,4 +1,4 @@
-#include <libSystem/System.h>
+#include <libSystem/SystemKit/System.h>
 
 SInt32 _NeMain(SInt32 argc, Char* argv[]) {
   LIBSYS_UNUSED(argc);
diff --git a/public/tools/mgmt/src/CommandLine.cc b/public/tools/mgmt/src/CommandLine.cc
index f3840d01..6015988e 100644
--- a/public/tools/mgmt/src/CommandLine.cc
+++ b/public/tools/mgmt/src/CommandLine.cc
@@ -1,4 +1,4 @@
-#include <libSystem/System.h>
+#include <libSystem/SystemKit/System.h>
 
 SInt32 _NeMain(SInt32 argc, Char* argv[]) {
   return EXIT_FAILURE;
diff --git a/public/tools/mk.fwrk/Common.h b/public/tools/mk.fwrk/Common.h
index 89e52471..8e434043 100644
--- a/public/tools/mk.fwrk/Common.h
+++ b/public/tools/mk.fwrk/Common.h
@@ -7,6 +7,6 @@
 #define APPS_COMMON_H
 
 #include <CoreFoundation.fwrk/headers/Foundation.h>
-#include <libSystem/System.h>
+#include <libSystem/SystemKit/System.h>
 
 #endif  // APPS_COMMON_H
diff --git a/public/tools/mk.fwrk/src/CommandLine.cc b/public/tools/mk.fwrk/src/CommandLine.cc
index 423dc12f..87945ddc 100644
--- a/public/tools/mk.fwrk/src/CommandLine.cc
+++ b/public/tools/mk.fwrk/src/CommandLine.cc
@@ -7,7 +7,7 @@
 #include <Framework.h>
 #include <Steps.h>
 
-#include <libSystem/Err.h>
+#include <libSystem/SystemKit/Err.h>
 
 #include <CoreFoundation.fwrk/headers/Array.h>
 
diff --git a/public/tools/mk.hefs/src/CommandLine.cc b/public/tools/mk.hefs/src/CommandLine.cc
index 0b38386a..91a3527d 100644
--- a/public/tools/mk.hefs/src/CommandLine.cc
+++ b/public/tools/mk.hefs/src/CommandLine.cc
@@ -4,7 +4,7 @@
  * Copyright (c) 2025 Amlal El Mahrouss
  */
 
-#include <libSystem/System.h>
+#include <libSystem/SystemKit/System.h>
 
 /// @brief Placeholder program.
 
diff --git a/public/tools/mk.nefs/src/CommandLine.cc b/public/tools/mk.nefs/src/CommandLine.cc
index 0b38386a..91a3527d 100644
--- a/public/tools/mk.nefs/src/CommandLine.cc
+++ b/public/tools/mk.nefs/src/CommandLine.cc
@@ -4,7 +4,7 @@
  * Copyright (c) 2025 Amlal El Mahrouss
  */
 
-#include <libSystem/System.h>
+#include <libSystem/SystemKit/System.h>
 
 /// @brief Placeholder program.
 
diff --git a/public/tools/open/src/CommandLine.cc b/public/tools/open/src/CommandLine.cc
index 6fa4e2f2..e02fcebc 100644
--- a/public/tools/open/src/CommandLine.cc
+++ b/public/tools/open/src/CommandLine.cc
@@ -4,7 +4,7 @@
  * Copyright (c) 2024-2025 Amlal El Mahrouss
  */
 
-#include <libSystem/System.h>
+#include <libSystem/SystemKit/System.h>
 
 /// @brief This program opens an application from **OPEN_APP_BASE_PATH**
 /// @file CommandLine.cc
diff --git a/public/tools/ping/src/CommandLine.cc b/public/tools/ping/src/CommandLine.cc
index 580d7973..a9ba177a 100644
--- a/public/tools/ping/src/CommandLine.cc
+++ b/public/tools/ping/src/CommandLine.cc
@@ -1,4 +1,4 @@
-#include <libSystem/System.h>
+#include <libSystem/SystemKit/System.h>
 
 SInt32 _NeMain(SInt32 argc, Char* argv[]) {
   LIBSYS_UNUSED(argc);