X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=KernelLand%2FKernel%2Finclude%2Fvfs_ext.h;h=65a81624d1df05a5a23ee9609b253cc1edf9f26b;hb=fabb7ed39828c58b044f9c2b4f27f55b96c6d56a;hp=1bae964f6879c31ef0e8f21bc292fa2a9ec52741;hpb=fe07801ccb8de442c9fc665cd1706faa0f12c166;p=tpg%2Facess2.git

diff --git a/KernelLand/Kernel/include/vfs_ext.h b/KernelLand/Kernel/include/vfs_ext.h
index 1bae964f..65a81624 100644
--- a/KernelLand/Kernel/include/vfs_ext.h
+++ b/KernelLand/Kernel/include/vfs_ext.h
@@ -22,17 +22,19 @@ typedef Uint32	tMount;
  * \{
  */
 //! Open for execution
-#define VFS_OPENFLAG_EXEC	0x01
+#define VFS_OPENFLAG_EXEC	0x001
 //! Open for reading
-#define VFS_OPENFLAG_READ	0x02
+#define VFS_OPENFLAG_READ	0x002
 //! Open for writing
-#define VFS_OPENFLAG_WRITE	0x04
+#define VFS_OPENFLAG_WRITE	0x004
 //! Do not resolve the final symbolic link
-#define	VFS_OPENFLAG_NOLINK	0x40
+#define	VFS_OPENFLAG_NOLINK	0x040
 //! Create the file if it doesn't exist
-#define VFS_OPENFLAG_CREATE	0x80
+#define VFS_OPENFLAG_CREATE	0x080
+//! Open file as non-blocking
+#define VFS_OPENFLAG_NONBLOCK	0x100
 //! Treat as a directory
-#define VFS_OPENFLAG_DIRECTORY	0x100
+#define VFS_OPENFLAG_DIRECTORY	0x1000
 //! Open as a user
 #define	VFS_OPENFLAG_USER	0x8000
 /**
@@ -58,31 +60,12 @@ enum eVFS_SeekDirs
  * \name ACL Permissions
  * \{
  */
-/**
- * \brief Readable
- */
-#define VFS_PERM_READ	0x00000001
-/**
- * \brief Writeable
- */
-#define VFS_PERM_WRITE	0x00000002
-/**
- * \brief Append allowed
- */
-#define VFS_PERM_APPEND	0x00000004
-/**
- * \brief Executable
- */
-#define VFS_PERM_EXECUTE	0x00000008
-/**
- * \brief All permissions granted
- */
-#define VFS_PERM_ALL	0x7FFFFFFF	// Mask for permissions
-/**
- * \brief Denies instead of granting permissions
- * \note Denials take precedence
- */
-#define VFS_PERM_DENY	0x80000000	// Inverts permissions
+#define VFS_PERM_READ	0x00000001	//!< Readable
+#define VFS_PERM_WRITE	0x00000002	//!< Writable
+#define VFS_PERM_APPEND	0x00000004	//!< Appendable (/create file)
+#define VFS_PERM_EXEC	0x00000008	//!< Executable (/Traversable)
+#define VFS_PERM_ALL	0x7FFFFFFF	//!< All permission bits
+#define VFS_PERM_DENY	0x80000000	//!< Flag for denying a permission set (higher precedence)
 /**
  * \}
  */
@@ -220,6 +203,11 @@ extern int	VFS_OpenChild(int FD, const char *Name, Uint Mode);
  */
 extern int	VFS_OpenInode(Uint32 Mount, Uint64 Inode, int Mode);
 
+/**
+ * \brief Open a file reusing an old FD
+ */
+extern int	VFS_Reopen(int FD, const char *Path, int Flags);
+
 /**
  * \brief Close a currently open file
  * \param FD	Handle returned by ::VFS_Open
@@ -233,6 +221,11 @@ extern void	VFS_Close(int FD);
  */
 extern int	VFS_DuplicateFD(int SrcFD, int DstFD);
 
+/**
+ * \brief Update the flags on a FD
+ */
+extern int	VFS_SetFDFlags(int FD, int Mask, int Value);
+
 /**
  * \brief Get file information from an open file
  * \param FD	File handle returned by ::VFS_Open