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