original files of m241

2026-07-30 11:19:44 +05:30
parent 170c2b3f3a
commit afc7070c1f
12254 changed files with 7655111 additions and 0 deletions
@@ -0,0 +1,78 @@
+/* nfsCacheLibP.h - private NFS cache library */
+
+/*
+ * Copyright (c) 2005 - 2006, 2010 Wind River Systems, Inc.
+ *
+ * The right to copy, distribute or otherwise make use of this software
+ * may be licensed only pursuant to the terms of an applicable Wind River
+ * license agreement.
+ */
+
+/*
+modification history
+--------------------
+01d,29apr10,pad  Moved extern C statement after include statements.
+01c,24jan06,pcm  removed typedef of NFS_FD as it caused a gnu compile error
+01b,15dec05,pcm  added support for NFS v2 cache
+01a,07dec05,pcm  written.
+*/
+
+#ifndef __INCnfsCacheLibPh
+#define __INCnfsCacheLibPh
+
+/* includes */
+
+#include <vxWorks.h>
+
+#include <vnode.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* defines */
+
+#define NFS_DIRTY_CACHE_LINE    0x01
+#define NFS_VALID_CACHE_LINE    0x02
+
+/* typedefs */
+
+typedef struct
+    {
+    char *     pData;
+    UINT32     nBytes;
+    UINT64     fileId;
+    voff_t     offset;
+    struct nfs_fd *   nfsFd;
+    UINT32     flags;
+    } NFS_CACHE_LINE;
+
+typedef struct
+    {
+    NFS_CACHE_LINE *  pCacheLine;
+    char *            pData;
+    SEM_ID            semId;
+    UINT32            flags;
+    UINT32            numLines;
+    UINT32            log2BytesPerLine;
+    UINT32            bytesPerLine;
+    } NFS_CACHE;
+
+extern void     nfsCacheFileInvalidate (NFS_CACHE * pCache, UINT64 fileId);
+extern int      nfsCacheFileFlush (struct nfs_fd *, BOOL clearNfsFd, int version);
+extern int      nfsCacheLineFlush (NFS_CACHE_LINE * pCacheLine, int version);
+extern STATUS   nfsCacheAlloc (NFS_CACHE * pCache, UINT32 numLines,
+                               UINT32 lineLength, UINT32 options);
+extern STATUS   nfsCacheFree (NFS_CACHE * pCache);
+extern UINT32   nfsWhichCacheLine (NFS_CACHE * pCache, UINT64 fileId,
+                                   voff_t offset);
+extern int      nfsCacheLineWrite (struct nfs_fd * nfsFd, voff_t offset,
+                                   char * pBuffer, int nBytes, int version);
+extern int      nfsCacheLineRead (struct nfs_fd * nfsFd, voff_t offset,
+                                  char * pBuffer, int nBytes, int version);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif