Moved header files into their lib directory

libk/include/fs/fs.h

@@ -0,0 +1,83 @@
+#ifndef FS_FS_H
+#define FS_FS_H
+
+/*
+ * For info, read the fs-spec.txt document inside of docs/
+ */
+
+#include <stdint.h>
+
+// FS Definitions
+#define FS_SECTOR_SIZE 512
+#define FS_BLOCK_SIZE 4096
+
+// Conversion Macros (beatiful)
+#define BYTES2BLOCKS(_n)  ( (_n) == 0 ? 0 : \
+                            (_n) <= (FS_BLOCK_SIZE) ? 1 : \
+                            ((_n) / FS_BLOCK_SIZE) + (((_n) % FS_BLOCK_SIZE) > 0 ? 1 : 0) )
+
+#define BYTES2SECTORS(_n) ( (_n) == 0 ? 0 : \
+                            (_n) <= (FS_SECTOR_SIZE) ? 1 : \
+                            ((_n) / FS_SECTOR_SIZE) + (((_n) % FS_SECTOR_SIZE) > 0 ? 1 : 0) )
+
+// Filetypes
+#define FT_FILE 0
+#define FT_DIR  1
+
+// FS Structures
+// TODO: datetime_t?
+
+typedef struct {
+    uint8_t sectors[FS_BLOCK_SIZE / FS_SECTOR_SIZE][FS_SECTOR_SIZE];
+} __attribute__ ((packed)) bootblock_t;
+
+// Superblock - Padded to 4096 Bytes
+typedef struct {
+    // Constant data
+    uint16_t deviceId;
+    uint16_t extentsPerIndirect;
+    uint32_t maxFileSize;
+    uint16_t inodesPerSector;
+
+    // INode data
+    uint32_t inodeCount;
+    uint32_t inodeBitmapBlock;
+    uint32_t inodesStart;
+    uint32_t inodeBlockCount;
+
+    // Data data :)
+    uint32_t dataBitmapBlock;
+    uint32_t dataStart;
+    uint32_t dataBlockCount;
+
+    // Other
+    uint32_t rootInodePtr;
+    uint32_t firstUnreservedInode;
+} __attribute__ ((packed)) superblock_t;
+
+// Extent - 8 Bytes
+typedef struct {
+    uint32_t block;
+    uint32_t length;
+} __attribute__ ((packed)) extent_t;
+
+// INode - 64 Bytes
+typedef struct {
+    uint32_t id;
+    uint8_t type;
+    uint32_t sizeBytes; // Size in bytes
+    uint32_t sizeSectors; // Size in sectors
+    uint8_t mode; // Access permisions
+    extent_t extent[4];
+    uint32_t singleIndirect;
+    uint32_t doubleIndirect;
+
+    uint8_t reserved[10];
+} __attribute__ ((packed)) inode_t;
+
+typedef struct {
+    char name[60];
+    uint32_t id;
+} __attribute__ ((packed)) dirEntry_t;
+
+#endif

libk/include/fs/impl.h

@@ -0,0 +1,21 @@
+#ifndef FS_IMPL_H
+#define FS_IMPL_H
+
+#include <fs/fs.h>
+#include <stdint.h>
+#include <stdio.h>
+
+#define MAX_OPEN_FILES 256
+
+typedef struct {
+    FILE* openFileTable;
+    uint32_t openFiles;
+} fsInfo_t;
+
+extern superblock_t* impl_superblock;
+extern fsInfo_t* fsInfo;
+
+inode_t* getInode(char* path, dirEntry_t* dentries);
+uint8_t loadFile(inode_t* inode, void* dest);
+
+#endif