Kernel: implement some tickets, improved stuff.

Signed-off-by: Amlal El Mahrouss <amlal@el-mahrouss-logic.com>

1 files changed, 105 insertions, 0 deletions

diff --git a/Public/Developer/System.Core/Headers/File.hxx b/Public/Developer/System.Core/Headers/File.hxx
new file mode 100644
index 00000000..06c2a22e
--- /dev/null
+++ b/Public/Developer/System.Core/Headers/File.hxx
@@ -0,0 +1,105 @@
+/* -------------------------------------------
+
+    Copyright Mahrouss Logic
+
+------------------------------------------- */
+
+#ifndef __FILE_API__
+#define __FILE_API__
+
+#include <System.Core/Headers/Defines.hxx>
+
+namespace System {
+class FileInterface;
+class DirectoryInterface;
+
+typedef IntPtrType SymlinkType;
+typedef IntPtrType FileType;
+typedef IntPtrType DirectoryType;
+typedef IntPtrType FSRef;
+
+enum {
+  kErrorNoSuchPath = -44,
+  kErrorNotAFile = -45,
+  kErrorNotADirectory = -46,
+  kErrorDirectory = -47,
+  kErrorBrokenSymlink = -48,
+};
+
+/// @brief System file interface
+
+class FileInterface final {
+ public:
+  explicit FileInterface(const char *path) {
+    mHandle = kApplicationObject->Invoke(kApplicationObject, kProcessCallOpenHandle,
+                                      0, path);
+  }
+
+  ~FileInterface() {
+    kApplicationObject->Invoke(kApplicationObject, kProcessCallCloseHandle, 0,
+                            mHandle);
+  }
+
+ public:
+  CA_COPY_DEFAULT(FileInterface);
+
+ public:
+  PtrVoidType Read(UIntPtrType off, SizeType sz) {
+    return (PtrVoidType)kApplicationObject->Invoke(kApplicationObject, mHandle, 2,
+                                                off, sz);
+  }
+  PtrVoidType Read(SizeType sz) {
+    return (PtrVoidType)kApplicationObject->Invoke(kApplicationObject, mHandle, 3,
+                                                sz);
+  }
+
+  void Write(PtrVoidType buf, UIntPtrType off, SizeType sz) {
+    kApplicationObject->Invoke(kApplicationObject, mHandle, 4, buf, off, sz);
+  }
+  void Write(PtrVoidType buf, SizeType sz) {
+    kApplicationObject->Invoke(kApplicationObject, mHandle, 5, buf, sz);
+  }
+
+  void Seek(UIntPtrType off) {
+    kApplicationObject->Invoke(kApplicationObject, mHandle, 5);
+  }
+  void Rewind() { kApplicationObject->Invoke(kApplicationObject, mHandle, 6); }
+
+ public:
+  const char *MIME();
+  void MIME(const char *mime);
+
+ private:
+  FileType mHandle;
+};
+
+typedef FileInterface *FilePtr;
+
+/// @brief file exception
+/// Throws when the file isn't found or invalid.
+class FileException : public SystemException {
+ public:
+  explicit FileException() = default;
+  virtual ~FileException() = default;
+
+ public:
+  CA_COPY_DEFAULT(FileException);
+
+ public:
+  const char *Name() override { return "FileException"; }
+  const char *Reason() override { return mReason; }
+
+ private:
+  const char *mReason{"System.Core: FileException: Catastrophic failure!"};
+};
+
+inline IntPtrType MakeSymlink(const char *from, const char *outputWhere) {
+  CA_MUST_PASS(from);
+  CA_MUST_PASS(outputWhere);
+
+  return kApplicationObject->Invoke(kApplicationObject, kProcessCallOpenHandle, 1,
+                                 from);
+}
+}  // namespace System
+
+#endif  // ifndef __FILE_API__