Changeset 1dff985 in mainline for uspace/lib/c/include/ipc/vfs.h

Timestamp:

2017-03-03T21:32:38Z (8 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

c577a9a

Parents:

5b46ec8 (diff), b8dbe2f (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

Merge from lp:~zarevucky-jiri/helenos/vfs-2.5 up to revision 1926

File:

• uspace/lib/c/include/ipc/vfs.h (modified) (6 diffs)

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

@@ -63 +63 @@
 
 typedef enum {
-        VFS_IN_OPEN = IPC_FIRST_USER_METHOD,
-        VFS_IN_READ,
+        VFS_IN_READ = IPC_FIRST_USER_METHOD,
         VFS_IN_WRITE,
         VFS_IN_SEEK,
@@ -75 +74 @@
         VFS_IN_SYNC,
         VFS_IN_REGISTER,
-        VFS_IN_MKDIR,
         VFS_IN_UNLINK,
         VFS_IN_RENAME,
-        VFS_IN_STAT,
         VFS_IN_DUP,
         VFS_IN_WAIT_HANDLE,
         VFS_IN_MTAB_GET,
-        VFS_IN_STATFS
+        VFS_IN_STATFS,
+        VFS_IN_WALK,
+        VFS_IN_OPEN2,
+        VFS_IN_UNLINK2,
 } vfs_in_request_t;
 
@@ -91 +91 @@
         VFS_OUT_TRUNCATE,
         VFS_OUT_CLOSE,
-        VFS_OUT_MOUNT,
         VFS_OUT_MOUNTED,
-        VFS_OUT_UNMOUNT,
         VFS_OUT_UNMOUNTED,
+        VFS_OUT_GET_SIZE,
+        VFS_OUT_IS_EMPTY,
         VFS_OUT_SYNC,
         VFS_OUT_STAT,
         VFS_OUT_LOOKUP,
+        VFS_OUT_LINK,
         VFS_OUT_DESTROY,
         VFS_OUT_STATFS,
@@ -127 +128 @@
 
 /**
- * Lookup will succeed only if the object is a root directory. The flag is
- * mutually exclusive with L_FILE and L_MP.
+ * Lookup will not cross any mount points.
+ * If the lookup would have to cross a mount point, it returns EXDEV instead.
  */
-#define L_ROOT                  4
+#define L_DISABLE_MOUNTS        4
 
 /**
@@ -151 +152 @@
 
 /**
- * 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
@@ -170 +166 @@
 #define L_OPEN                  256
 
+/*
+ * Walk flags.
+ */
+enum {
+        /**
+         * WALK_PARTIAL requests that if the whole path cannot be traversed,
+         * the walk() operation should return the last visited file, along
+         * with an indication of how many directories have been traversed.
+         */
+        //WALK_PARTIAL = (1 << 0),
+        
+        WALK_MAY_CREATE = (1 << 1),
+        WALK_MUST_CREATE = (1 << 2),
+        
+        WALK_REGULAR = (1 << 3),
+        WALK_DIRECTORY = (1 << 4),
+        
+        WALK_ALL_FLAGS = WALK_MAY_CREATE | WALK_MUST_CREATE | WALK_REGULAR | WALK_DIRECTORY,
+};
+
+enum {
+        MODE_READ = 1,
+        MODE_WRITE = 2,
+        MODE_APPEND = 4,
+};
+
 #endif