X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=KernelLand%2FKernel%2Finclude%2Fvfs_ext.h;h=99a64e3be3c897581e15441d27908fb36d141475;hb=3c3c26b58055f511af5b7f0c3ab22e83961c775f;hp=65a81624d1df05a5a23ee9609b253cc1edf9f26b;hpb=9fb3c9f3a8eaaacefc5e01718b2c88512a153e75;p=tpg%2Facess2.git

diff --git a/KernelLand/Kernel/include/vfs_ext.h b/KernelLand/Kernel/include/vfs_ext.h
index 65a81624..99a64e3b 100644
--- a/KernelLand/Kernel/include/vfs_ext.h
+++ b/KernelLand/Kernel/include/vfs_ext.h
@@ -226,6 +226,20 @@ extern int	VFS_DuplicateFD(int SrcFD, int DstFD);
  */
 extern int	VFS_SetFDFlags(int FD, int Mask, int Value);
 
+/**
+ * \brief Save specified file handle such that it can be passed between processes
+ * \param FD	File descriptor to save
+ * \return Marshalled handle, or (uint64_t)-1 on error
+ */
+extern Uint64	VFS_MarshalHandle(int FD);
+
+/**
+ * \brief Restore a marshalled handle into the current process
+ * \param Handle returned by VFS_MarshalHandle
+ * \return File descriptor, or -1 on error
+ */
+extern int	VFS_UnmarshalHandle(Uint64 Handle);
+
 /**
  * \brief Get file information from an open file
  * \param FD	File handle returned by ::VFS_Open