feat: kernel & libSystem: improvements and tweaks.

feat: docs: wip design of Launch.

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

1 files changed, 152 insertions, 0 deletions

diff --git a/dev/kernel/src/FS/HeFS+FileMgr.cc b/dev/kernel/src/FS/HeFS+FileMgr.cc
index e4985a3b..6b559cf4 100644
--- a/dev/kernel/src/FS/HeFS+FileMgr.cc
+++ b/dev/kernel/src/FS/HeFS+FileMgr.cc
@@ -10,5 +10,157 @@
 #include <KernelKit/FileMgr.h>
 #include <KernelKit/HeapMgr.h>
 
+/// @brief HeFS File System Manager.
+/// BUGS: 0
+
+namespace Kernel {
+/// @brief C++ constructor
+HeFileSystemMgr::HeFileSystemMgr() {
+  mParser = new HeFileSystemParser();
+  MUST_PASS(mParser);
+
+  kout << "We are done allocating NeFileSystemParser...\n";
+}
+
+HeFileSystemMgr::~HeFileSystemMgr() {
+  if (mParser) {
+    kout << "Destroying NeFileSystemParser...\n";
+    delete mParser;
+    mParser = nullptr;
+  }
+}
+
+/// @brief Removes a node from the filesystem.
+/// @param path The filename
+/// @return If it was deleted or not.
+bool HeFileSystemMgr::Remove(_Input const Char* path) {
+  if (path == nullptr || *path == 0) {
+    kout << "HeFS: Remove called with null or empty path\n";
+    return false;
+  }
+
+  return NO;
+}
+
+/// @brief Creates a node with the specified.
+/// @param path The filename path.
+/// @return The Node pointer.
+NodePtr HeFileSystemMgr::Create(_Input const Char* path) {
+  if (!path || *path == 0) {
+    kout << "HeFS: Create called with null or empty path\n";
+    return nullptr;
+  }
+  return nullptr;
+}
+
+/// @brief Creates a node which is a directory.
+/// @param path The filename path.
+/// @return The Node pointer.
+NodePtr HeFileSystemMgr::CreateDirectory(const Char* path) {
+  if (!path || *path == 0) {
+    kout << "HeFS: CreateDirectory called with null or empty path\n";
+    return nullptr;
+  }
+  return nullptr;
+}
+
+/// @brief Creates a node which is an alias.
+/// @param path The filename path.
+/// @return The Node pointer.
+NodePtr HeFileSystemMgr::CreateAlias(const Char* path) {
+  if (!path || *path == 0) {
+    kout << "HeFS: CreateAlias called with null or empty path\n";
+    return nullptr;
+  }
+  return nullptr;
+}
+
+NodePtr HeFileSystemMgr::CreateSwapFile(const Char* path) {
+  if (!path || *path == 0) {
+    kout << "HeFS: CreateSwapFile called with null or empty path\n";
+    return nullptr;
+  }
+  return nullptr;
+}
+
+/// @brief Gets the root directory.
+/// @return
+const Char* NeFileSystemHelper::Root() {
+  return kHeFSRootDirectory;
+}
+
+/// @brief Gets the up-dir directory.
+/// @return
+const Char* NeFileSystemHelper::UpDir() {
+  return kHeFSUpDir;
+}
+
+/// @brief Gets the separator character.
+/// @return
+Char NeFileSystemHelper::Separator() {
+  return kHeFSSeparator;
+}
+
+/// @brief Gets the metafile character.
+/// @return
+Char NeFileSystemHelper::MetaFile() {
+  return 0;
+}
+
+/// @brief Opens a new file.
+/// @param path
+/// @param r
+/// @return
+_Output NodePtr HeFileSystemMgr::Open(_Input const Char* path, _Input const Char* r) {
+  if (!path || *path == 0) {
+    kout << "HeFS: Open called with null or empty path\n";
+    return nullptr;
+  }
+  if (!r || *r == 0) {
+    kout << "HeFS: Open called with null or empty mode string\n";
+    return nullptr;
+  }
+  return nullptr;
+}
+
+Void HeFileSystemMgr::Write(_Input NodePtr node, _Input VoidPtr data, _Input Int32 flags,
+                            _Input SizeT size) {}
+
+_Output VoidPtr HeFileSystemMgr::Read(_Input NodePtr node, _Input Int32 flags, _Input SizeT size) {
+  return nullptr;
+}
+
+Void HeFileSystemMgr::Write(_Input const Char* name, _Input NodePtr node, _Input VoidPtr data,
+                            _Input Int32 flags, _Input SizeT size) {}
+
+_Output VoidPtr HeFileSystemMgr::Read(_Input const Char* name, _Input NodePtr node,
+                                      _Input Int32 flags, _Input SizeT sz) {
+  return nullptr;
+}
+
+_Output Bool HeFileSystemMgr::Seek(NodePtr node, SizeT off) {
+  return false;
+}
+
+/// @brief Tell current offset within catalog.
+/// @param node
+/// @return kFileMgrNPos if invalid, else current offset.
+_Output SizeT HeFileSystemMgr::Tell(NodePtr node) {
+  return kFileMgrNPos;
+}
+
+/// @brief Rewinds the catalog
+/// @param node
+/// @return False if invalid, nah? calls Seek(node, 0).
+_Output Bool HeFileSystemMgr::Rewind(NodePtr node) {
+  return kFileMgrNPos;
+}
+
+/// @brief Returns the parser of HeFS.
+_Output HeFileSystemParser* HeFileSystemMgr::GetParser() noexcept {
+  return mParser;
+}
+}  // namespace Kernel
+
 #endif  // ifdef __FSKIT_INCLUDES_HEFS__
 #endif  // ifndef __NE_MINIMAL_OS__