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kernel/linux-rt-4.4.41/drivers/misc/vmw_vmci/vmci_resource.h 1.6 KB
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  /*
   * VMware VMCI Driver
   *
   * Copyright (C) 2012 VMware, Inc. All rights reserved.
   *
   * This program is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License as published by the
   * Free Software Foundation version 2 and no later version.
   *
   * This program is distributed in the hope that it will be useful, but
   * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
   * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
   * for more details.
   */
  
  #ifndef _VMCI_RESOURCE_H_
  #define _VMCI_RESOURCE_H_
  
  #include <linux/vmw_vmci_defs.h>
  #include <linux/types.h>
  
  #include "vmci_context.h"
  
  
  enum vmci_resource_type {
  	VMCI_RESOURCE_TYPE_ANY,
  	VMCI_RESOURCE_TYPE_API,
  	VMCI_RESOURCE_TYPE_GROUP,
  	VMCI_RESOURCE_TYPE_DATAGRAM,
  	VMCI_RESOURCE_TYPE_DOORBELL,
  	VMCI_RESOURCE_TYPE_QPAIR_GUEST,
  	VMCI_RESOURCE_TYPE_QPAIR_HOST
  };
  
  struct vmci_resource {
  	struct vmci_handle handle;
  	enum vmci_resource_type type;
  	struct hlist_node node;
  	struct kref kref;
  	struct completion done;
  };
  
  
  int vmci_resource_add(struct vmci_resource *resource,
  		      enum vmci_resource_type resource_type,
  		      struct vmci_handle handle);
  
  void vmci_resource_remove(struct vmci_resource *resource);
  
  struct vmci_resource *
  vmci_resource_by_handle(struct vmci_handle resource_handle,
  			enum vmci_resource_type resource_type);
  
  struct vmci_resource *vmci_resource_get(struct vmci_resource *resource);
  int vmci_resource_put(struct vmci_resource *resource);
  
  struct vmci_handle vmci_resource_handle(struct vmci_resource *resource);
  
  #endif /* _VMCI_RESOURCE_H_ */