include/scsi/pr-manager.h

   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