1 files changed, 83 insertions, 0 deletions
diff --git a/source3/printing/printing.c b/source3/printing/printing.c
index b620db03d5..3635e59c34 100644
--- a/source3/printing/printing.c
+++ b/source3/printing/printing.c
@@ -275,6 +275,89 @@ static TDB_DATA print_key(uint32 jobid, uint32 *tmp)
 	return ret;
 }
 
+/****************************************************************************
+ Pack the devicemode to store it in a tdb.
+****************************************************************************/
+static int pack_devicemode(struct spoolss_DeviceMode *devmode, uint8 *buf, int buflen)
+{
+	enum ndr_err_code ndr_err;
+	DATA_BLOB blob;
+	int len = 0;
+
+	if (devmode) {
+		ndr_err = ndr_push_struct_blob(&blob, talloc_tos(),
+					       devmode,
+					       (ndr_push_flags_fn_t)
+					       ndr_push_spoolss_DeviceMode);
+		if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
+			DEBUG(10, ("pack_devicemode: "
+				   "error encoding spoolss_DeviceMode\n"));
+			goto done;
+		}
+	} else {
+		ZERO_STRUCT(blob);
+	}
+
+	len = tdb_pack(buf, buflen, "B", blob.length, blob.data);
+
+	if (devmode) {
+		DEBUG(8, ("Packed devicemode [%s]\n", devmode->formname));
+	}
+
+done:
+	return len;
+}
+
+/****************************************************************************
+ Unpack the devicemode to store it in a tdb.
+****************************************************************************/
+static int unpack_devicemode(TALLOC_CTX *mem_ctx,
+		      const uint8 *buf, int buflen,
+		      struct spoolss_DeviceMode **devmode)
+{
+	struct spoolss_DeviceMode *dm;
+	enum ndr_err_code ndr_err;
+	char *data = NULL;
+	int data_len = 0;
+	DATA_BLOB blob;
+	int len = 0;
+
+	*devmode = NULL;
+
+	len = tdb_unpack(buf, buflen, "B", &data_len, &data);
+	if (!data) {
+		return len;
+	}
+
+	dm = talloc_zero(mem_ctx, struct spoolss_DeviceMode);
+	if (!dm) {
+		goto done;
+	}
+
+	blob = data_blob_const(data, data_len);
+
+	ndr_err = ndr_pull_struct_blob(&blob, dm, dm,
+			(ndr_pull_flags_fn_t)ndr_pull_spoolss_DeviceMode);
+	if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
+		DEBUG(10, ("unpack_devicemode: "
+			   "error parsing spoolss_DeviceMode\n"));
+		goto done;
+	}
+
+	DEBUG(8, ("Unpacked devicemode [%s](%s)\n",
+		  dm->devicename, dm->formname));
+	if (dm->driverextra_data.data) {
+		DEBUG(8, ("with a private section of %d bytes\n",
+			  dm->__driverextra_length));
+	}
+
+	*devmode = dm;
+
+done:
+	SAFE_FREE(data);
+	return len;
+}
+
 /***********************************************************************
  unpack a pjob from a tdb buffer
 ***********************************************************************/