Changes in uspace/lib/c/include/ipc/vfs.h [51774cd:11baebb] in mainline

File:

• uspace/lib/c/include/ipc/vfs.h (modified) (4 diffs)

uspace/lib/c/include/ipc/vfs.h

@@ -41 +41 @@
 
 #define FS_NAME_MAXLEN  20
-#define MAX_PATH_LEN    (32 * 1024)
+#define MAX_PATH_LEN    (64 * 1024)
 #define MAX_MNTOPTS_LEN 256
 #define PLB_SIZE        (2 * MAX_PATH_LEN)
@@ -63 +63 @@
 
 typedef enum {
-        VFS_IN_CLONE = IPC_FIRST_USER_METHOD,
+        VFS_IN_OPEN = IPC_FIRST_USER_METHOD,
+        VFS_IN_READ,
+        VFS_IN_WRITE,
+        VFS_IN_SEEK,
+        VFS_IN_TRUNCATE,
+        VFS_IN_FSTAT,
+        VFS_IN_CLOSE,
+        VFS_IN_PING,
         VFS_IN_MOUNT,
-        VFS_IN_OPEN,
-        VFS_IN_PUT,
-        VFS_IN_READ,
+        VFS_IN_UNMOUNT,
+        VFS_IN_SYNC,
         VFS_IN_REGISTER,
+        VFS_IN_MKDIR,
+        VFS_IN_UNLINK,
         VFS_IN_RENAME,
-        VFS_IN_RESIZE,
         VFS_IN_STAT,
-        VFS_IN_STATFS,
-        VFS_IN_SYNC,
-        VFS_IN_UNLINK,
-        VFS_IN_UNMOUNT,
+        VFS_IN_DUP,
         VFS_IN_WAIT_HANDLE,
-        VFS_IN_WALK,
-        VFS_IN_WRITE,
+        VFS_IN_MTAB_GET,
+        VFS_IN_STATFS
 } vfs_in_request_t;
 
 typedef enum {
-        VFS_OUT_CLOSE = IPC_FIRST_USER_METHOD,
+        VFS_OUT_OPEN_NODE = IPC_FIRST_USER_METHOD,
+        VFS_OUT_READ,
+        VFS_OUT_WRITE,
+        VFS_OUT_TRUNCATE,
+        VFS_OUT_CLOSE,
+        VFS_OUT_MOUNT,
+        VFS_OUT_MOUNTED,
+        VFS_OUT_UNMOUNT,
+        VFS_OUT_UNMOUNTED,
+        VFS_OUT_SYNC,
+        VFS_OUT_STAT,
+        VFS_OUT_LOOKUP,
         VFS_OUT_DESTROY,
-        VFS_OUT_IS_EMPTY,
-        VFS_OUT_LINK,
-        VFS_OUT_LOOKUP,
-        VFS_OUT_MOUNTED,
-        VFS_OUT_OPEN_NODE,
-        VFS_OUT_READ,
-        VFS_OUT_STAT,
         VFS_OUT_STATFS,
-        VFS_OUT_SYNC,
-        VFS_OUT_TRUNCATE,
-        VFS_OUT_UNMOUNTED,
-        VFS_OUT_WRITE,
         VFS_OUT_LAST
 } vfs_out_request_t;
@@ -123 +127 @@
 
 /**
- * Lookup will not cross any mount points.
- * If the lookup would have to cross a mount point, it returns EXDEV instead.
+ * Lookup will succeed only if the object is a root directory. The flag is
+ * mutually exclusive with L_FILE and L_MP.
  */
-#define L_DISABLE_MOUNTS        4
+#define L_ROOT                  4
 
 /**
  * Lookup will succeed only if the object is a mount point. The flag is mutually
- * exclusive with L_FILE.
+ * exclusive with L_FILE and L_ROOT.
  */
 #define L_MP                    8
@@ -147 +151 @@
 
 /**
+ * L_LINK is used for linking to an already existing nodes.
+ */
+#define L_LINK                  64
+
+/**
  * L_UNLINK is used to remove leaves from the file system namespace. This flag
  * cannot be passed directly by the client, but will be set by VFS during
  * VFS_UNLINK.
  */
-#define L_UNLINK                64
+#define L_UNLINK                128
 
-/*
- * Walk flags.
+/**
+ * L_OPEN is used to indicate that the lookup operation is a part of VFS_IN_OPEN
+ * call from the client. This means that the server might allocate some
+ * resources for the opened file. This flag cannot be passed directly by the
+ * client.
  */
-enum {
-        WALK_MAY_CREATE = (1 << 0),
-        WALK_MUST_CREATE = (1 << 1),
-        
-        WALK_REGULAR = (1 << 2),
-        WALK_DIRECTORY = (1 << 3),
-        WALK_MOUNT_POINT = (1 << 4),
-        
-        WALK_ALL_FLAGS = WALK_MAY_CREATE | WALK_MUST_CREATE | WALK_REGULAR |
-            WALK_DIRECTORY | WALK_MOUNT_POINT,
-};
-
-enum {
-        VFS_MOUNT_BLOCKING = 1,
-        VFS_MOUNT_CONNECT_ONLY = 2,
-        VFS_MOUNT_NO_REF = 4,
-};
-
-enum {
-        MODE_READ = 1,
-        MODE_WRITE = 2,
-        MODE_APPEND = 4,
-};
+#define L_OPEN                  256
 
 #endif