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https://github.com/octoleo/syncthing.git
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32 lines
829 B
Go
32 lines
829 B
Go
// Copyright (C) 2014 The Syncthing Authors.
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//
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// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this file,
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// You can obtain one at http://mozilla.org/MPL/2.0/.
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package main
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import (
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"encoding/binary"
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"syscall"
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"unsafe"
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)
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var (
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kernel32, _ = syscall.LoadLibrary("kernel32.dll")
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globalMemoryStatusEx, _ = syscall.GetProcAddress(kernel32, "GlobalMemoryStatusEx")
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)
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func memorySize() (int64, error) {
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var memoryStatusEx [64]byte
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binary.LittleEndian.PutUint32(memoryStatusEx[:], 64)
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p := uintptr(unsafe.Pointer(&memoryStatusEx[0]))
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ret, _, callErr := syscall.Syscall(uintptr(globalMemoryStatusEx), 1, p, 0, 0)
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if ret == 0 {
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return 0, callErr
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}
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return int64(binary.LittleEndian.Uint64(memoryStatusEx[8:])), nil
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}
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