LXR qemu/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#define PR_MANAGER_CLASS(klass) \
  13     OBJECT_CLASS_CHECK(PRManagerClass, (klass), TYPE_PR_MANAGER)
  14#define PR_MANAGER_GET_CLASS(obj) \
  15     OBJECT_GET_CLASS(PRManagerClass, (obj), TYPE_PR_MANAGER)
  16#define PR_MANAGER(obj) \
  17     OBJECT_CHECK(PRManager, (obj), TYPE_PR_MANAGER)
  18
  19struct sg_io_hdr;
  20
  21typedef struct PRManager {
  22    /* <private> */
  23    Object parent;
  24} PRManager;
  25
  26/**
  27 * PRManagerClass:
  28 * @parent_class: the base class
  29 * @run: callback invoked in thread pool context
  30 */
  31typedef struct PRManagerClass {
  32    /* <private> */
  33    ObjectClass parent_class;
  34
  35    /* <public> */
  36    int (*run)(PRManager *pr_mgr, int fd, struct sg_io_hdr *hdr);
  37    bool (*is_connected)(PRManager *pr_mgr);
  38} PRManagerClass;
  39
  40bool pr_manager_is_connected(PRManager *pr_mgr);
  41int coroutine_fn pr_manager_execute(PRManager *pr_mgr, AioContext *ctx, int fd,
  42                                    struct sg_io_hdr *hdr);
  43
  44PRManager *pr_manager_lookup(const char *id, Error **errp);
  45
  46#endif
  47