qemu/include/scsi/pr-manager.h
Paolo Bonzini 5f64089416 pr-manager: add query-pr-managers QMP command
This command lets you query the connection status of each pr-manager-helper
object.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-06-28 19:05:35 +02:00

49 lines
1.3 KiB
C

#ifndef PR_MANAGER_H
#define PR_MANAGER_H
#include "qom/object.h"
#include "qapi/visitor.h"
#include "qom/object_interfaces.h"
#include "block/aio.h"
#define TYPE_PR_MANAGER "pr-manager"
#define PR_MANAGER_CLASS(klass) \
OBJECT_CLASS_CHECK(PRManagerClass, (klass), TYPE_PR_MANAGER)
#define PR_MANAGER_GET_CLASS(obj) \
OBJECT_GET_CLASS(PRManagerClass, (obj), TYPE_PR_MANAGER)
#define PR_MANAGER(obj) \
OBJECT_CHECK(PRManager, (obj), TYPE_PR_MANAGER)
struct sg_io_hdr;
typedef struct PRManager {
/* <private> */
Object parent;
} PRManager;
/**
* PRManagerClass:
* @parent_class: the base class
* @run: callback invoked in thread pool context
*/
typedef struct PRManagerClass {
/* <private> */
ObjectClass parent_class;
/* <public> */
int (*run)(PRManager *pr_mgr, int fd, struct sg_io_hdr *hdr);
bool (*is_connected)(PRManager *pr_mgr);
} PRManagerClass;
bool pr_manager_is_connected(PRManager *pr_mgr);
BlockAIOCB *pr_manager_execute(PRManager *pr_mgr,
AioContext *ctx, int fd,
struct sg_io_hdr *hdr,
BlockCompletionFunc *complete,
void *opaque);
PRManager *pr_manager_lookup(const char *id, Error **errp);
#endif