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Implemented selective timestamp setting for utimensat(2)

PERMISSION_HANDLING_BRANCH
Jean-Pierre André 2010-02-17 11:36:56 +01:00
parent 7b30b160c2
commit 5ef11317f2
1 changed files with 53 additions and 0 deletions
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53
src/lowntfs-3g.c
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@ -1520,11 +1520,62 @@ exit:
return res;
}
#ifdef HAVE_UTIMENSAT
static int ntfs_fuse_utimens(struct SECURITY_CONTEXT *scx, fuse_ino_t ino,
struct stat *stin, struct stat *stbuf, int to_set)
{
ntfs_inode *ni;
int res = 0;
ni = ntfs_inode_open(ctx->vol, INODE(ino));
if (!ni)
return -errno;
/* no check or update if both UTIME_OMIT */
if (to_set & (FUSE_SET_ATTR_ATIME + FUSE_SET_ATTR_MTIME)) {
#if !KERNELPERMS | (POSIXACLS & !KERNELACLS)
if (ntfs_allowed_access(scx, ni, S_IWRITE)
|| ((to_set & FUSE_SET_ATTR_ATIME_NOW)
&& (to_set & FUSE_SET_ATTR_MTIME_NOW)
&& ntfs_allowed_as_owner(scx, ni))) {
#endif
ntfs_time_update_flags mask = NTFS_UPDATE_CTIME;
if (to_set & FUSE_SET_ATTR_ATIME_NOW)
mask |= NTFS_UPDATE_ATIME;
else
if (to_set & FUSE_SET_ATTR_ATIME)
ni->last_access_time
= timespec2ntfs(stin->st_atim);
if (to_set & FUSE_SET_ATTR_MTIME_NOW)
mask |= NTFS_UPDATE_MTIME;
else
if (to_set & FUSE_SET_ATTR_MTIME)
ni->last_data_change_time
= timespec2ntfs(stin->st_mtim);
ntfs_inode_update_times(ni, mask);
#if !KERNELPERMS | (POSIXACLS & !KERNELACLS)
} else
res = -errno;
#endif
}
if (!res)
res = ntfs_fuse_getstat(scx, ni, stbuf);
if (ntfs_inode_close(ni))
set_fuse_error(&res);
return res;
}
#else /* HAVE_UTIMENSAT */
static int ntfs_fuse_utime(struct SECURITY_CONTEXT *scx, fuse_ino_t ino,
struct stat *stin, struct stat *stbuf)
{
ntfs_inode *ni;
int res = 0;
struct timespec actime;
struct timespec modtime;
#if !KERNELPERMS | (POSIXACLS & !KERNELACLS)
BOOL ownerok;
BOOL writeok;
@ -1579,6 +1630,8 @@ static int ntfs_fuse_utime(struct SECURITY_CONTEXT *scx, fuse_ino_t ino,
return res;
}
#endif /* HAVE_UTIMENSAT */
static void ntfs_fuse_setattr(fuse_req_t req, fuse_ino_t ino, struct stat *attr,
int to_set, struct fuse_file_info *fi __attribute__((unused)))
{