github.com/phillinzzz/newBsc@v1.1.6/cmd/utils/diskusage_windows.go (about)

     1  // Copyright 2021 The go-ethereum Authors
     2  // This file is part of the go-ethereum library.
     3  //
     4  // The go-ethereum library is free software: you can redistribute it and/or modify
     5  // it under the terms of the GNU Lesser General Public License as published by
     6  // the Free Software Foundation, either version 3 of the License, or
     7  // (at your option) any later version.
     8  //
     9  // The go-ethereum library is distributed in the hope that it will be useful,
    10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    12  // GNU Lesser General Public License for more details.
    13  //
    14  // You should have received a copy of the GNU Lesser General Public License
    15  // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
    16  
    17  package utils
    18  
    19  import (
    20  	"fmt"
    21  
    22  	"golang.org/x/sys/windows"
    23  )
    24  
    25  func getFreeDiskSpace(path string) (uint64, error) {
    26  
    27  	cwd, err := windows.UTF16PtrFromString(path)
    28  	if err != nil {
    29  		return 0, fmt.Errorf("failed to call UTF16PtrFromString: %v", err)
    30  	}
    31  
    32  	var freeBytesAvailableToCaller, totalNumberOfBytes, totalNumberOfFreeBytes uint64
    33  	if err := windows.GetDiskFreeSpaceEx(cwd, &freeBytesAvailableToCaller, &totalNumberOfBytes, &totalNumberOfFreeBytes); err != nil {
    34  		return 0, fmt.Errorf("failed to call GetDiskFreeSpaceEx: %v", err)
    35  	}
    36  
    37  	return freeBytesAvailableToCaller, nil
    38  }