[Ominos-developers] SF.net SVN: ominos: [307] trunk/ominos/include/omkernel/buffer.h

[<om...@us...>]

Revision: 307
          http://ominos.svn.sourceforge.net/ominos/?rev=307&view=rev
Author:   omin0us
Date:     2008-02-22 11:38:05 -0800 (Fri, 22 Feb 2008)

Log Message:
-----------
2008-02-22  Anthony Lineberry  <ant...@gm...>

	* include/omkernel/buffer.h: adding new header to prepare for buffered i/o
	support in the kernel

Added Paths:
-----------
    trunk/ominos/include/omkernel/buffer.h

Added: trunk/ominos/include/omkernel/buffer.h
===================================================================
--- trunk/ominos/include/omkernel/buffer.h	                        (rev 0)
+++ trunk/ominos/include/omkernel/buffer.h	2008-02-22 19:38:05 UTC (rev 307)
@@ -0,0 +1,30 @@
+#ifndef __OM_BUFFER_H
+#define __OM_BUFFER_H
+
+#include <omkernel/type.h>
+#include <omkernel/process/process.h>
+
+typedef struct buffer_t {
+	uint16_t bDev;
+	uint32_t bBlockNum;
+	uint16_t bRefCount;
+	uint32_t bSize;
+	uint8_t  bUptodate;
+	uint8_t  bDirty;
+	uint8_t  bLock;
+	uint32_t bMagic;
+	uint32_t bBufferNum;
+	uint32_t bTotalRefCount;
+	
+	struct buffer_t *bNextUnref;
+	struct buffer_t *bPrevUnref;
+	
+	struct buffer_t *bNext;
+	struct buffer_t *bPrev;
+
+	process_t *bWaitProc;
+
+	void *bData;	
+} buffer_t;
+
+#endif


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