Kernel/IPStack - (minor) TODO retransmit timer

[tpg/acess2.git] / KernelLand / Kernel / include / vfs_ext.h

diff --git a/KernelLand/Kernel/include/vfs_ext.h b/KernelLand/Kernel/include/vfs_ext.h
index 99a64e3..42d9865 100644 (file)
--- a/KernelLand/Kernel/include/vfs_ext.h
+++ b/KernelLand/Kernel/include/vfs_ext.h
@@ -328,6 +328,16 @@ extern size_t      VFS_ReadAt(int FD, Uint64 Offset, size_t Length, void *Buffer);
  */
 extern size_t  VFS_WriteAt(int FD, Uint64 Offset, size_t Length, const void *Buffer);
 
+/**
+ * \brief Set the valid size of a file
+ * \param FD   File descriptor
+ * \param Size New file size
+ * \return Actual new file size (-1 if error occurred)
+ *
+ * \note Not all files support this call (will return ENOTIMPL)
+ */
+extern off_t   VFS_Truncate(int FD, off_t Size);
+
 /**
  * \brief Sends an IOCtl request to the driver
  * \param FD   File handle returned by ::VFS_Open