From d8a223873f9743816a10660c41da8a3e05c74191 Mon Sep 17 00:00:00 2001
From: Pawel Dziepak <pdziepak@quarnos.org>
Date: Mon, 11 Jun 2012 22:43:06 +0200
Subject: [PATCH] nfs4: Use ACCESS if server does not provide file mode

---
 .../kernel/file_systems/nfs4/Inode.cpp        | 30 +++++++++++++++++--
 1 file changed, 28 insertions(+), 2 deletions(-)

diff --git a/src/add-ons/kernel/file_systems/nfs4/Inode.cpp b/src/add-ons/kernel/file_systems/nfs4/Inode.cpp
index c0d44ea169..6d7af636ae 100644
--- a/src/add-ons/kernel/file_systems/nfs4/Inode.cpp
+++ b/src/add-ons/kernel/file_systems/nfs4/Inode.cpp
@@ -223,14 +223,40 @@ Inode::Stat(struct stat* st)
 	if (count >= next && values[next].fAttribute == FATTR4_MODE) {
 		st->st_mode |= values[next].fData.fValue32;
 		next++;
+	} else {
+		// Try to guess using ACCESS request
+		request.Reset();
+		request.Builder().PutFH(fHandle);
+		request.Builder().Access();
+		result = request.Send();
+		if (result != B_OK)
+			return result;
+		result = request.Reply().PutFH();
+		if (result != B_OK)
+			return result;
+		uint32 prvl;
+		result = request.Reply().Access(NULL, &prvl);
+		if (result != B_OK)
+			return result;
+
+		if ((prvl & ACCESS4_READ) != 0)
+			st->st_mode |= S_IRUSR | S_IRGRP | S_IROTH;
+
+		if ((prvl & ACCESS4_MODIFY) != 0)
+			st->st_mode |= S_IWUSR | S_IWGRP | S_IWOTH;
+
+		if (fType == NF4DIR && (prvl & ACCESS4_LOOKUP) != 0)
+			st->st_mode |= S_IXUSR | S_IXGRP | S_IXOTH;
+
+		if (fType != NF4DIR && (prvl & ACCESS4_EXECUTE) != 0)
+			st->st_mode |= S_IXUSR | S_IXGRP | S_IXOTH;
 	}
-	// TODO: else: get some info from ACCESS
 
 	if (count >= next && values[next].fAttribute == FATTR4_NUMLINKS) {
 		st->st_nlink = values[next].fData.fValue32;
 		next++;
 	} else
-		st->st_nlink = 1;	// TODO: if !link_support we dont have to ask
+		st->st_nlink = 1;
 
 	st->st_uid = 0;
 	st->st_gid = 0;