X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=net%2Fnfs.h;h=45da246aa1e1bfa6ad8d7b267ab0a41fde8e231d;hb=75db0860b1cee8c3b2539878a227c37bfce00046;hp=ebd4266857fd07b4435f1200bfe52b99484ea4d6;hpb=cbd8a35c6dbaaca35494cbec319960887ad02dcf;p=u-boot

diff --git a/net/nfs.h b/net/nfs.h
index ebd4266857..45da246aa1 100644
--- a/net/nfs.h
+++ b/net/nfs.h
@@ -1,10 +1,7 @@
 /*
  * (C) Masami Komiya <mkomiya@sonare.it> 2004
  *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2, or (at
- * your option) any later version.
+ * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #ifndef __NFS_H__
@@ -28,7 +25,10 @@
 #define NFS_READLINK    5
 #define NFS_READ        6
 
+#define NFS3PROC_LOOKUP 3
+
 #define NFS_FHSIZE      32
+#define NFS3_FHSIZE     64
 
 #define NFSERR_PERM     1
 #define NFSERR_NOENT    2
@@ -38,10 +38,24 @@
 
 /* Block size used for NFS read accesses.  A RPC reply packet (including  all
  * headers) must fit within a single Ethernet frame to avoid fragmentation.
- * Chosen to be a power of two, as most NFS servers are optimized for this.  */
-#define NFS_READ_SIZE   1024
+ * However, if CONFIG_IP_DEFRAG is set, the config file may want to use a
+ * bigger value. In any case, most NFS servers are optimized for a power of 2.
+ */
+#ifdef CONFIG_NFS_READ_SIZE
+#define NFS_READ_SIZE CONFIG_NFS_READ_SIZE
+#else
+#define NFS_READ_SIZE 1024 /* biggest power of two that fits Ether frame */
+#endif
 
-#define NFS_MAXLINKDEPTH 16
+/* Values for Accept State flag on RPC answers (See: rfc1831) */
+enum rpc_accept_stat {
+	NFS_RPC_SUCCESS = 0,	/* RPC executed successfully */
+	NFS_RPC_PROG_UNAVAIL = 1,	/* remote hasn't exported program */
+	NFS_RPC_PROG_MISMATCH = 2,	/* remote can't support version # */
+	NFS_RPC_PROC_UNAVAIL = 3,	/* program can't support procedure */
+	NFS_RPC_GARBAGE_ARGS = 4,	/* procedure can't decode params */
+	NFS_RPC_SYSTEM_ERR = 5	/* errors like memory allocation failure */
+};
 
 struct rpc_t {
 	union {
@@ -62,11 +76,11 @@ struct rpc_t {
 			uint32_t verifier;
 			uint32_t v2;
 			uint32_t astatus;
-			uint32_t data[1];
+			uint32_t data[NFS_READ_SIZE];
 		} reply;
 	} u;
 };
-extern void	NfsStart (void);	/* Begin NFS */
+void nfs_start(void);	/* Begin NFS */
 
 
 /**********************************************************************/