This patch add support for freeze specified fs.
The valid mountpoints list member are [1]:
  The path of a mounted folder, for example, Y:\MountX\
  A drive letter, for example, D:\
  A volume GUID path of the form \\?\Volume{GUID}\,
      where GUID identifies the volume
  A UNC path that specifies a remote file share,
      for example, \\Clusterx\Share1\
[1] https://docs.microsoft.com/en-us/windows/desktop/api/vsbackup/nf-vsbackup-ivssbackupcomponents-addtosnapshotset
Cc: Michael Roth <mdroth@linux.vnet.ibm.com>
Signed-off-by: Chen Hanxiao <chenhanxiao@gmail.com>
Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
		
	
			
		
			
				
	
	
		
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/*
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 * QEMU Guest Agent VSS utility declarations
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 *
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 * Copyright Hitachi Data Systems Corp. 2013
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 *
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 * Authors:
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 *  Tomoki Sekiyama   <tomoki.sekiyama@hds.com>
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 *
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 * This work is licensed under the terms of the GNU GPL, version 2 or later.
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 * See the COPYING file in the top-level directory.
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 */
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#ifndef VSS_WIN32_H
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#define VSS_WIN32_H
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#include "qga/vss-win32/vss-handles.h"
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bool vss_init(bool init_requester);
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void vss_deinit(bool deinit_requester);
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bool vss_initialized(void);
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int ga_install_vss_provider(void);
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void ga_uninstall_vss_provider(void);
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void qga_vss_fsfreeze(int *nr_volume, bool freeze,
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                      strList *mountpints, Error **errp);
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#endif
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