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35 lines
1.0 KiB
35 lines
1.0 KiB
// Copyright 2020 PingCAP, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//go:build windows
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// +build windows
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package storage
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import (
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"syscall"
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"unsafe"
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)
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// GetTargetDirectoryCapacity get the capacity (bytes) of directory
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func GetTargetDirectoryCapacity(path string) (uint64, error) {
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h := syscall.MustLoadDLL("kernel32.dll")
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c := h.MustFindProc("GetDiskFreeSpaceExW")
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var freeBytes int64
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_, _, err := c.Call(uintptr(unsafe.Pointer(syscall.StringToUTF16Ptr(path))),
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uintptr(unsafe.Pointer(&freeBytes)))
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if err != nil {
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return 0, err
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}
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return uint64(freeBytes), nil
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}
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