Work on in-memory filesystem representation.

[bluesky.git] / inode.h

diff --git a/inode.h b/inode.h
deleted file mode 100644 (file)
index 23361c5..0000000
--- a/inode.h
+++ /dev/null
@@ -1,75 +0,0 @@
-#ifndef _BLUESKY_INODE_H
-#define _BLUESKY_INODE_H
-
-#include <stdint.h>
-#include <glib.h>
-
-/* File types.  The numeric values are chosen to match with those used in
- * NFSv3. */
-enum BlueSkyFileType {
-    BLUESKY_INVALID = 0,
-    BLUESKY_REGULAR = 1,
-    BLUESKY_DIRECTORY = 2,
-    BLUESKY_BLOCK = 3,
-    BLUESKY_CHARACTER = 4,
-    BLUESKY_SYMLINK = 5,
-    BLUESKY_SOCKET = 6,
-    BLUESKY_FIFO = 7,
-};
-
-/* Filesystem state.  Each filesystem which is exported is represented by a
- * single bluesky_fs structure in memory. */
-typedef struct {
-    GMutex *lock;
-
-    gchar *name;                /* Descriptive name for the filesystem */
-    GHashTable *inodes;         /* Cached inodes */
-    uint64_t next_inum;         /* Next available inode for allocation */
-} BlueSkyFS;
-
-/* Timestamp, measured in microseconds since the Unix epoch. */
-typedef int64_t bluesky_time;
-
-/* In-memory representation of an inode within a Blue Sky server.  This
- * corresponds roughly with information that is committed to persistent
- * storage. */
-typedef struct {
-    gint refcnt;                /* May be accessed atomically without lock */
-    GMutex *lock;
-
-    int type;
-    uint32_t mode;
-    uint32_t uid, gid;
-    uint32_t nlink;
-
-    /* Rather than track an inode number and generation number, we will simply
-     * never re-use a fileid after a file is deleted.  64 bits should be enough
-     * that we don't exhaust the identifier space. */
-    uint64_t inum;
-
-    uint64_t change_count;      /* Incremented each with each change made */
-    int64_t atime;              /* Microseconds since the Unix epoch */
-    int64_t ctime;
-    int64_t mtime;
-    int64_t ntime;              /* "new time": time object was created */
-
-    /* File-specific fields */
-    uint64_t size;
-
-    /* Directory-specific fields */
-    GSequence *dirents;
-} BlueSkyInode;
-
-/* A directory entry.  The name is UTF-8 and is a freshly-allocated string.
- * The name is hashed to a 64-bit value, and the directory entries are sorted
- * by hash value (the hash value can then be used as a cookie for resuming a
- * READDIR call). */
-typedef struct {
-    gchar *name;
-    uint64_t hash;
-    uint64_t inum;
-} BlueSkyDirent ;
-
-uint64_t bluesky_directory_hash(gchar *name);
-
-#endif