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- /*
- * QEMU host block devices
- *
- * Copyright (c) 2003-2008 Fabrice Bellard
- *
- * This work is licensed under the terms of the GNU GPL, version 2 or
- * later. See the COPYING file in the top-level directory.
- */
- #ifndef BLOCKDEV_H
- #define BLOCKDEV_H
- #include "block.h"
- #include "qemu-queue.h"
- void blockdev_mark_auto_del(BlockDriverState *bs);
- void blockdev_auto_del(BlockDriverState *bs);
- #define BLOCK_SERIAL_STRLEN 20
- typedef enum {
- IF_DEFAULT = -1, /* for use with drive_add() only */
- IF_NONE,
- IF_IDE, IF_SCSI, IF_FLOPPY, IF_PFLASH, IF_MTD, IF_SD, IF_VIRTIO, IF_XEN,
- IF_COUNT
- } BlockInterfaceType;
- struct DriveInfo {
- BlockDriverState *bdrv;
- char *id;
- const char *devaddr;
- BlockInterfaceType type;
- int bus;
- int unit;
- int auto_del; /* see blockdev_mark_auto_del() */
- int media_cd;
- QemuOpts *opts;
- char serial[BLOCK_SERIAL_STRLEN + 1];
- QTAILQ_ENTRY(DriveInfo) next;
- int refcount;
- };
- DriveInfo *drive_get(BlockInterfaceType type, int bus, int unit);
- DriveInfo *drive_get_by_index(BlockInterfaceType type, int index);
- int drive_get_max_bus(BlockInterfaceType type);
- DriveInfo *drive_get_next(BlockInterfaceType type);
- void drive_get_ref(DriveInfo *dinfo);
- void drive_put_ref(DriveInfo *dinfo);
- DriveInfo *drive_get_by_blockdev(BlockDriverState *bs);
- QemuOpts *drive_def(const char *optstr);
- QemuOpts *drive_add(BlockInterfaceType type, int index, const char *file,
- const char *optstr);
- DriveInfo *drive_init(QemuOpts *arg, int default_to_scsi);
- /* device-hotplug */
- DriveInfo *add_init_drive(const char *opts);
- void do_commit(Monitor *mon, const QDict *qdict);
- int do_eject(Monitor *mon, const QDict *qdict, QObject **ret_data);
- int do_block_set_passwd(Monitor *mon, const QDict *qdict, QObject **ret_data);
- int do_change_block(Monitor *mon, const char *device,
- const char *filename, const char *fmt);
- int do_drive_del(Monitor *mon, const QDict *qdict, QObject **ret_data);
- int do_snapshot_blkdev(Monitor *mon, const QDict *qdict, QObject **ret_data);
- int do_block_resize(Monitor *mon, const QDict *qdict, QObject **ret_data);
- #endif
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