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Used ntfs timestamp format to avoid loss of precision

PERMISSION_HANDLING_BRANCH
Jean-Pierre André 2010-02-17 11:39:37 +01:00
parent 5ef11317f2
commit 43d5dfaf9f
1 changed files with 27 additions and 9 deletions
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36
src/lowntfs-3g.c
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@ -302,8 +302,10 @@ static void ntfs_fuse_update_times(ntfs_inode *ni, ntfs_time_update_flags mask)
if (ctx->atime == ATIME_DISABLED)
mask &= ~NTFS_UPDATE_ATIME;
else if (ctx->atime == ATIME_RELATIVE && mask == NTFS_UPDATE_ATIME &&
ni->last_access_time >= ni->last_data_change_time &&
ni->last_access_time >= ni->last_mft_change_time)
(le64_to_cpu(ni->last_access_time)
>= le64_to_cpu(ni->last_data_change_time)) &&
(le64_to_cpu(ni->last_access_time)
>= le64_to_cpu(ni->last_mft_change_time)))
return;
ntfs_inode_update_times(ni, mask);
}
@ -761,9 +763,17 @@ static int ntfs_fuse_getstat(struct SECURITY_CONTEXT *scx,
if (S_ISLNK(stbuf->st_mode))
stbuf->st_mode |= 0777;
stbuf->st_ino = ni->mft_no;
stbuf->st_atime = ni->last_access_time;
stbuf->st_ctime = ni->last_mft_change_time;
stbuf->st_mtime = ni->last_data_change_time;
#ifdef HAVE_STRUCT_STAT_ST_ATIMESPEC
stbuf->st_atimespec = ntfs2timespec(ni->last_access_time);
stbuf->st_ctimespec = ntfs2timespec(ni->last_mft_change_time);
stbuf->st_mtimespec = ntfs2timespec(ni->last_data_change_time);
#elif defined(HAVE_STRUCT_STAT_ST_ATIM)
stbuf->st_atim = ntfs2timespec(ni->last_access_time);
stbuf->st_ctim = ntfs2timespec(ni->last_mft_change_time);
stbuf->st_mtim = ntfs2timespec(ni->last_data_change_time);
#else
#error "No known timespec member in struct stat!"
#endif
exit:
return (res);
}
@ -1602,8 +1612,12 @@ static int ntfs_fuse_utime(struct SECURITY_CONTEXT *scx, fuse_ino_t ino,
res = (stin->st_atime == stin->st_mtime
? -EACCES : -EPERM);
else {
ni->last_access_time = stin->st_atime;
ni->last_data_change_time = stin->st_mtime;
actime.tv_sec = stin->st_atime;
actime.tv_nsec = 0;
modtime.tv_sec = stin->st_mtime;
modtime.tv_nsec = 0;
ni->last_access_time = timespec2ntfs(actime);
ni->last_data_change_time = timespec2ntfs(modtime);
ntfs_fuse_update_times(ni, NTFS_UPDATE_CTIME);
}
} else {
@ -1617,8 +1631,12 @@ static int ntfs_fuse_utime(struct SECURITY_CONTEXT *scx, fuse_ino_t ino,
}
#else
if (stin) {
ni->last_access_time = stin->st_atime;
ni->last_data_change_time = stin->st_mtime;
actime.tv_sec = stin->st_atime;
actime.tv_nsec = 0;
modtime.tv_sec = stin->st_mtime;
modtime.tv_nsec = 0;
ni->last_access_time = timespec2ntfs(actime);
ni->last_data_change_time = timespec2ntfs(modtime);
ntfs_fuse_update_times(ni, NTFS_UPDATE_CTIME);
} else
ntfs_inode_update_times(ni, NTFS_UPDATE_AMCTIME);