From 0e5507c411c63bdbddd2fcf1c6628a8ec29c87a4 Mon Sep 17 00:00:00 2001
From: Vladimir 'phcoder' Serbinenko <phcoder@gmail.com>
Date: Sun, 12 Dec 2010 01:00:33 +0100
Subject: [PATCH] mtime support for ntfs

---
 grub-core/fs/ntfs.c | 8 ++++++++
 include/grub/ntfs.h | 1 +
 2 files changed, 9 insertions(+)

diff --git a/grub-core/fs/ntfs.c b/grub-core/fs/ntfs.c
index 414f6513d..7a5e2b158 100644
--- a/grub-core/fs/ntfs.c
+++ b/grub-core/fs/ntfs.c
@@ -610,6 +610,10 @@ list_file (struct grub_ntfs_file *diro, char *pos,
 
 	  fdiro->data = diro->data;
 	  fdiro->ino = u32at (pos, 0);
+	  if (u64at (pos, 0x20) > u64at (pos, 0x28))
+	    fdiro->mtime = u64at (pos, 0x20);
+	  else
+	    fdiro->mtime = u64at (pos, 0x28);
 
 	  ustr = grub_malloc (ns * 4 + 1);
 	  if (ustr == NULL)
@@ -880,6 +884,10 @@ grub_ntfs_dir (grub_device_t device, const char *path,
       struct grub_dirhook_info info;
       grub_memset (&info, 0, sizeof (info));
       info.dir = ((filetype & GRUB_FSHELP_TYPE_MASK) == GRUB_FSHELP_DIR);
+      info.mtimeset = 1;
+      info.mtime = grub_divmod64 (node->mtime, 10000000, 0) 
+	- 86400ULL * 365 * (1970 - 1601)
+	- 86400ULL * ((1970 - 1601) / 4) + 86400ULL * ((1970 - 1601) / 100);
       grub_free (node);
       return hook (filename, &info);
   }
diff --git a/include/grub/ntfs.h b/include/grub/ntfs.h
index 31b99398b..0a089b3c0 100644
--- a/include/grub/ntfs.h
+++ b/include/grub/ntfs.h
@@ -135,6 +135,7 @@ struct grub_fshelp_node
   struct grub_ntfs_data *data;
   char *buf;
   grub_uint64_t size;
+  grub_uint64_t mtime;
   grub_uint32_t ino;
   int inode_read;
   struct grub_ntfs_attr attr;