NFS update

git-svn-id: https://nuttx.svn.sourceforge.net/svnroot/nuttx/trunk@4538 7fd9a85b-ad96-42d3-883c-3090e2eb8679

apps/examples/nsh/nsh_main.c

@@ -53,6 +53,12 @@
  * Pre-processor Definitions
  ****************************************************************************/
 
+/* The NSH telnet console requires networking support (and TCP/IP) */
+
+#ifndef CONFIG_NET
+#  undef CONFIG_NSH_TELNET
+#endif
+
 /****************************************************************************
  * Private Types
  ****************************************************************************/

nuttx/ChangeLog

@@ -2602,3 +2602,5 @@
 	  user NX server because of lack of use.
 	* graphics/nxconsole:  The NX text console is basically function (in multi-
 	  user NX mode only).
+	* arch/arm/src/stm32/stm32_i2c.c: Correct a bug in the STM32 I2C driver.  The
+	  behavior of I2C status bits seems to be different between F1 and F4.

nuttx/fs/nfs/nfs_mount.h

@@ -51,10 +51,6 @@
  * Pre-processor Definitions
  ****************************************************************************/
 
-#define NFSOP(nmp, op)    (*nmp->nm_nfsops->nn_##op)
-#define NFSHASOP(nmp, op) (nmp->nm_nfsops->nn_##op != NULL)
-#define NFSDAT(nmp, nam)  (nmp->nm_nfsops->nn_##nam)
-
 /* Convert mount ptr to nfsmount ptr. */
 
 #define VFSTONFS(mp)      ((struct nfsmount *)((mp)->i_private))
@@ -72,9 +68,11 @@ struct nfsmount
 {
   int nm_flag;                /* Flags for soft/hard... */
   int nm_state;               /* Internal state flags */
-  struct inode *nm_mountp;    /* Vfs structure for this filesystem */
-  struct nfsnode *nfs_head;   /* A list to all files opened on this mountpoint */
-  bool nfs_mounted;           /* true: The file system is ready */
+  struct inode *nm_blkdriver; /* Vfs structure for this filesystem */
+  struct nfsnode *nm_head;    /* A list to all files opened on this mountpoint */
+  bool nm_mounted;            /* true: The file system is ready */
+  sem_t nm_sem;               /* Used to assume thread-safe access */
+  nfstype nfsv3_type;         /* File type */
   int nm_numgrps;             /* Max. size of groupslist */
   nfsfh_t nm_fh;              /* File handle of root dir */
   int nm_fhsize;              /* Size of root file handle */
@@ -101,6 +99,7 @@ struct nfsmount
   int nm_acregmin;            /* Reg file attr cache min lifetime */
   int nm_acregmax;            /* Reg file attr cache max lifetime */
   unsigned char nm_verf[NFSX_V3WRITEVERF];    /* V3 write verifier */
+  uint8_t *nm_buffer;              /* This is an allocated buffer to hold one sector*/
 };
 
 /****************************************************************************

nuttx/fs/nfs/nfs_node.h

@@ -111,15 +111,14 @@ struct sillyrename
 
 struct nfsnode
 {
-  struct nfsnode   *nfs_next;      /* Retained in a singly linked list filehandle/node tree. */
-  bool              nfs_open;      /* true: The file is (still) open */
+  struct nfsnode   *n_next;        /* Retained in a singly linked list filehandle/node tree. */
+  bool              n_open;        /* true: The file is (still) open */
   uint64_t          n_size;        /* Current size of file */
   struct nfs_fattr  n_fattr;       /* nfs file attribute cache */
   time_t            n_attrstamp;   /* Attr. cache timestamp */
   struct timespec   n_mtime;       /* Prev modify time. */
   time_t            n_ctime;       /* Prev create time. */
   nfsfh_t          *n_fhp;         /* NFS File Handle */
-  nfstype           nfsv3_type;    /* File type */
   struct inode     *n_inode;       /* associated inode */
   int               n_error;       /* Save write error value */
   union

nuttx/fs/nfs/nfs_socket.c

@@ -95,7 +95,6 @@ void nfs_init(void)
   rpcclnt_init();
 }
 
-/* XXXMARIUS: name collision */
 int nfsx_connect(struct nfsmount *nmp)
 {
   struct rpcclnt *rpc;
@@ -144,8 +143,6 @@ int nfsx_connect(struct nfsmount *nmp)
 
 /* NFS disconnect. Clean up and unlink. */
 
-/* XXXMARIUS: name collision */
-
 void nfsx_disconnect(struct nfsmount *nmp)
 {
   rpcclnt_disconnect(&nmp->nm_rpcclnt);

nuttx/include/nuttx/fs/dirent.h

@@ -116,6 +116,13 @@ struct fs_nxffsdir_s
   off_t nx_offset;                     /* Offset to the next inode */
 };
 #endif
+
+#ifdef CONFIG_NFS
+struct fs_nfsdir_s
+{
+  uint32_t cookie[2];
+}
+#endif
 #endif /* CONFIG_DISABLE_MOUNTPOINT */
 
 struct fs_dirent_s
@@ -167,6 +174,9 @@ struct fs_dirent_s
 #ifdef CONFIG_FS_NXFFS
       struct fs_nxffsdir_s  nxffs;
 #endif
+#ifdef CONFIG_NFS
+      struct fs_nfsdir_s    nfs;
+#endif
 #endif /* !CONFIG_DISABLE_MOUNTPOINT */
    } u;