Import backup from 2005-12-26

kernel/fs/ext2/Ext2OpenDirectory.cpp

@@ -0,0 +1,34 @@
+// Ext2OpenDirectory.cpp
+// Author: Josh Holtrop
+// Date: 12/26/05
+// Modified: 12/26/05
+
+#include "Ext2OpenDirectory.h"
+extern "C" {
+#include "display/kout.h"
+#include "lang/lang.h"
+}
+
+Ext2OpenDirectory::Ext2OpenDirectory()
+{
+	myPosition = 0;
+}
+
+Ext2OpenDirectory::~Ext2OpenDirectory()
+{
+}
+
+int	Ext2OpenDirectory::seek(int pos, int mode)
+{
+	return -1;
+}
+
+int	Ext2OpenDirectory::read(vfs_dir_entry_t *ent)
+{
+	return -1;
+}
+
+int	Ext2OpenDirectory::write(vfs_dir_entry_t *ent)
+{
+	return -1;
+}

kernel/fs/ext2/Ext2OpenDirectory.h

@@ -0,0 +1,23 @@
+// Ext2OpenDirectory.h
+// Author: Josh Holtrop
+// Date: 12/26/05
+// Modified: 12/26/05
+
+#ifndef __HOS_EXT2OPENDIRECTORY__
+#define __HOS_EXT2OPENDIRECTORY__ __HOS_EXT2OPENDIRECTORY__
+
+#include "fs/OpenDirectory.h"
+
+class Ext2OpenDirectory : public OpenDirectory
+{
+private:
+	int	myPosition;
+public:
+	Ext2OpenDirectory();
+	~Ext2OpenDirectory();
+	int	seek(int pos, int mode);
+	int	read(vfs_dir_entry_t *ent);
+	int	write(vfs_dir_entry_t *ent);
+};
+
+#endif

kernel/fs/ext2/Ext2OpenFile.cpp

@@ -0,0 +1,5 @@
+// Ext2OpenFile.h
+// Author: Josh Holtrop
+// Date: 12/26/05
+// Modified: 12/26/05
+

kernel/fs/ext2/Ext2OpenFile.h

@@ -0,0 +1,16 @@
+// Ext2OpenFile.h
+// Author: Josh Holtrop
+// Date: 12/26/05
+// Modified: 12/26/05
+
+#ifndef __HOS_EXT2OPENFILE__
+#define __HOS_EXT2OPENFILE__ __HOS_EXT2OPENFILE__
+
+#include "fs/OpenFile.h"
+
+class Ext2OpenFile : public OpenFile
+{
+};
+
+
+#endif

kernel/fs/ext2/ext2.cpp

@@ -13,6 +13,8 @@ extern "C" {
 }
 
 #include "ext2.h"
+#include "Ext2OpenDirectory.h"
+#include "Ext2OpenFile.h"
 
 int	ext2_init()
 {
@@ -54,3 +56,44 @@ Ext2fs::~Ext2fs()
 	if (mySuperDirty)
 		block_write(DEV_MAJOR(myDevice), DEV_MINOR(myDevice), 2, 2, &mySuper);
 }
+
+u32_t	Ext2fs::totalBlocks()
+{
+	return mySuper.s_blocks_count << (mySuper.s_log_block_size + 1);
+}
+
+u32_t	Ext2fs::freeBlocks()
+{
+	return mySuper.s_free_blocks_count << (mySuper.s_log_block_size + 1);
+}
+
+u32_t	Ext2fs::totalInodes()
+{
+	return mySuper.s_inodes_count;
+}
+
+u32_t	Ext2fs::freeInodes()
+{
+	return mySuper.s_free_inodes_count;
+}
+
+/* ext2 filesystems always have a root-directory inode number of 2 */
+u32_t	Ext2fs::getRootInodeNumber()
+{
+	return 2;
+}
+
+OpenDirectory *Ext2fs::openDirectory(u32_t inum)
+{
+	return NULL;
+}
+
+OpenFile *Ext2fs::openFile(u32_t inum)
+{
+	return NULL;
+}
+
+int	Ext2fs::stat(u32_t inum, vfs_stat_t *buf)
+{
+	return -1;
+}

kernel/fs/ext2/ext2.h

@@ -142,6 +142,9 @@ typedef struct
 
 #ifdef _HOS_CPP_
 
+#include "Ext2OpenDirectory.h"
+#include "Ext2OpenFile.h"
+
 int	ext2_init();
 FileSystem *ext2__mount_func(device_t dev);
 
@@ -154,6 +157,14 @@ protected:
 public:
 	Ext2fs(ext2_super_block_t *super, device_t dev);
 	~Ext2fs();
+	u32_t	totalBlocks();
+	u32_t	freeBlocks();
+	u32_t	totalInodes();
+	u32_t	freeInodes();
+	u32_t	getRootInodeNumber();
+	OpenDirectory *openDirectory(u32_t inum);
+	OpenFile *openFile(u32_t inum);
+	int	stat(u32_t inum, vfs_stat_t *buf);
 };
 
 #endif