diff options
| author | Brad Davis <[email protected]> | 2013-06-27 11:25:32 -0800 |
|---|---|---|
| committer | Brad Davis <[email protected]> | 2013-06-28 10:47:29 -0700 |
| commit | ebefcc885f74461cd0e3f19b5ae3622dc6cf6dbc (patch) | |
| tree | 2b16db7350fce54c2e6c1b1c4020d67419cb1164 /LibOVR/Src/Kernel/OVR_SysFile.h | |
| parent | 0ade748e1845694c5cbe562fb823e56f09773e27 (diff) | |
SDK 0.2.2
Diffstat (limited to 'LibOVR/Src/Kernel/OVR_SysFile.h')
| -rw-r--r-- | LibOVR/Src/Kernel/OVR_SysFile.h | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/LibOVR/Src/Kernel/OVR_SysFile.h b/LibOVR/Src/Kernel/OVR_SysFile.h new file mode 100644 index 0000000..a9bb0a0 --- /dev/null +++ b/LibOVR/Src/Kernel/OVR_SysFile.h @@ -0,0 +1,93 @@ +/************************************************************************************
+
+PublicHeader: Kernel
+Filename : OVR_SysFile.h
+Content : Header for all internal file management - functions and structures
+ to be inherited by OS specific subclasses.
+Created : September 19, 2012
+Notes :
+
+Notes : errno may not be preserved across use of GBaseFile member functions
+ : Directories cannot be deleted while files opened from them are in use
+ (For the GetFullName function)
+
+Copyright : Copyright 2012 Oculus VR, Inc. All Rights reserved.
+
+Use of this software is subject to the terms of the Oculus license
+agreement provided at the time of installation or download, or which
+otherwise accompanies this software in either electronic or hard copy form.
+
+************************************************************************************/
+
+#ifndef OVR_SysFile_h
+#define OVR_SysFile_h
+
+#include "OVR_File.h"
+
+namespace OVR {
+
+// ***** Declared classes
+class SysFile;
+
+//-----------------------------------------------------------------------------------
+// *** File Statistics
+
+// This class contents are similar to _stat, providing
+// creation, modify and other information about the file.
+struct FileStat
+{
+ // No change or create time because they are not available on most systems
+ SInt64 ModifyTime;
+ SInt64 AccessTime;
+ SInt64 FileSize;
+
+ bool operator== (const FileStat& stat) const
+ {
+ return ( (ModifyTime == stat.ModifyTime) &&
+ (AccessTime == stat.AccessTime) &&
+ (FileSize == stat.FileSize) );
+ }
+};
+
+//-----------------------------------------------------------------------------------
+// *** System File
+
+// System file is created to access objects on file system directly
+// This file can refer directly to path.
+// System file can be open & closed several times; however, such use is not recommended
+// This class is realy a wrapper around an implementation of File interface for a
+// particular platform.
+
+class SysFile : public DelegatedFile
+{
+protected:
+ SysFile(const SysFile &source) : DelegatedFile () { OVR_UNUSED(source); }
+public:
+
+ // ** Constructor
+ SysFile();
+ // Opens a file
+ SysFile(const String& path, int flags = Open_Read|Open_Buffered, int mode = Mode_ReadWrite);
+
+ // ** Open & management
+ bool Open(const String& path, int flags = Open_Read|Open_Buffered, int mode = Mode_ReadWrite);
+
+ OVR_FORCE_INLINE bool Create(const String& path, int mode = Mode_ReadWrite)
+ { return Open(path, Open_ReadWrite|Open_Create, mode); }
+
+ // Helper function: obtain file statistics information. In GFx, this is used to detect file changes.
+ // Return 0 if function failed, most likely because the file doesn't exist.
+ static bool OVR_CDECL GetFileStat(FileStat* pfileStats, const String& path);
+
+ // ** Overrides
+ // Overridden to provide re-open support
+ virtual int GetErrorCode();
+
+ virtual bool IsValid();
+
+ virtual bool Close();
+};
+
+} // Scaleform
+
+#endif
|