xref: /openbmc/qemu/include/scsi/pr-manager.h (revision b8116f4c)
1 #ifndef PR_MANAGER_H
2 #define PR_MANAGER_H
3 
4 #include "qom/object.h"
5 #include "qapi/visitor.h"
6 #include "qom/object_interfaces.h"
7 #include "block/aio.h"
8 
9 #define TYPE_PR_MANAGER "pr-manager"
10 
11 OBJECT_DECLARE_TYPE(PRManager, PRManagerClass,
12                     PR_MANAGER)
13 
14 struct sg_io_hdr;
15 
16 struct PRManager {
17     /* <private> */
18     Object parent;
19 };
20 
21 /**
22  * PRManagerClass:
23  * @parent_class: the base class
24  * @run: callback invoked in thread pool context
25  */
26 struct PRManagerClass {
27     /* <private> */
28     ObjectClass parent_class;
29 
30     /* <public> */
31     int (*run)(PRManager *pr_mgr, int fd, struct sg_io_hdr *hdr);
32     bool (*is_connected)(PRManager *pr_mgr);
33 };
34 
35 bool pr_manager_is_connected(PRManager *pr_mgr);
36 int coroutine_fn pr_manager_execute(PRManager *pr_mgr, AioContext *ctx, int fd,
37                                     struct sg_io_hdr *hdr);
38 
39 PRManager *pr_manager_lookup(const char *id, Error **errp);
40 
41 #endif
42