/*
- * Copyright (c) 2005 Zmanda, Inc. All Rights Reserved.
+ * Copyright (c) 2005-2008 Zmanda Inc. All Rights Reserved.
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License version 2.1 as
* along with this library; if not, write to the Free Software Foundation,
* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*
- * Contact information: Zmanda Inc., 505 N Mathlida Ave, Suite 120
- * Sunnyvale, CA 94085, USA, or: http://www.zmanda.com
+ * Contact information: Zmanda Inc., 465 S Mathlida Ave, Suite 300
+ * Sunnyvale, CA 94086, USA, or: http://www.zmanda.com
*/
#ifndef TAPE_OPS_H
# include <sys/mtio.h>
#endif
-/* Return codes for tape_eod */
-#define TAPE_OP_ERROR -1
-#define TAPE_POSITION_UNKNOWN -2
+/* This file declares functions which are implemented in each of tape-*.c. The
+ * appropriate C file is selected at configure time. */
-/* Real Operations (always return FALSE if not implemented). These are
- * implemented in one of tape-{uware,aix,xenix,posix}.c, depending on
- * the platform. */
+/* Real Operations (always return FALSE if not implemented) */
gboolean tape_rewind(int fd);
gboolean tape_fsf(int fd, guint count);
gboolean tape_bsf(int fd, guint count);
gboolean tape_fsr(int fd, guint count);
gboolean tape_bsr(int fd, guint count);
-/* Returns tape position file number, or one of the return codes above. */
+
+/* Sets attributes of the device to indicate which of the above operations
+ * are available in this device. */
+void tape_device_detect_capabilities(TapeDevice * self);
+
+/* Returns tape position file number, or one of these: */
+#define TAPE_OP_ERROR -1
+#define TAPE_POSITION_UNKNOWN -2
gint tape_eod(int fd);
+
gboolean tape_weof(int fd, guint8 count);
gboolean tape_setcompression(int fd, gboolean on);
-typedef enum {
- TAPE_CHECK_SUCCESS,
- TAPE_CHECK_UNKNOWN,
- TAPE_CHECK_FAILURE
-} TapeCheckResult;
-ReadLabelStatusFlags tape_is_tape_device(int fd);
-TapeCheckResult tape_is_ready(int fd);
-
-/* Also implemented in above files. Sets properties on the device. */
-void tape_device_discover_capabilities(TapeDevice * self);
+DeviceStatusFlags tape_is_tape_device(int fd);
+DeviceStatusFlags tape_is_ready(int fd, TapeDevice *t_self);
#endif