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