#define FILE_DELETE_ON_CLOSE 0x1000
#define FILE_OPEN_BY_FILE_ID 0x2000
-/* Private create options used by the ntcreatex processing code. From Samba4. */
-#define NTCREATEX_OPTIONS_PRIVATE_DENY_DOS 0x01000000
-#define NTCREATEX_OPTIONS_PRIVATE_DENY_FCB 0x02000000
+#define NTCREATEX_OPTIONS_MUST_IGNORE_MASK (0x008F0480)
+
+#define NTCREATEX_OPTIONS_INVALID_PARAM_MASK (0xFF100030)
+
+/*
+ * Private create options used by the ntcreatex processing code. From Samba4.
+ * We reuse some ignored flags for private use.
+ */
+#define NTCREATEX_OPTIONS_PRIVATE_DENY_DOS 0x00010000
+#define NTCREATEX_OPTIONS_PRIVATE_DENY_FCB 0x00020000
/* Private options for streams support */
-#define NTCREATEX_OPTIONS_PRIVATE_STREAM_DELETE 0x04000000
+#define NTCREATEX_OPTIONS_PRIVATE_STREAM_DELETE 0x00040000
/* Responses when opening a file. */
#define FILE_WAS_SUPERSEDED 0
(unsigned int)root_dir_fid,
fname));
+ /*
+ * we need to remove ignored bits when they come directly from the client
+ * because we reuse some of them for internal stuff
+ */
+ create_options &= ~NTCREATEX_OPTIONS_MUST_IGNORE_MASK;
+
/*
* If it's an IPC, use the pipe handler.
*/
allocation_size |= (((SMB_BIG_UINT)IVAL(params,16)) << 32);
#endif
+ /*
+ * we need to remove ignored bits when they come directly from the client
+ * because we reuse some of them for internal stuff
+ */
+ create_options &= ~NTCREATEX_OPTIONS_MUST_IGNORE_MASK;
+
/* Ensure the data_len is correct for the sd and ea values given. */
if ((ea_len + sd_len > data_count)
|| (ea_len > data_count) || (sd_len > data_count)
goto fail;
}
+ if (create_options & NTCREATEX_OPTIONS_INVALID_PARAM_MASK) {
+ status = NT_STATUS_INVALID_PARAMETER;
+ goto fail;
+ }
+
if (req == NULL) {
oplock_request |= INTERNAL_OPEN_ONLY;
}