// +build openbsd netbsd freebsd dragonfly

/*

* Minio Cloud Storage, (C) 2016,2017 Minio, 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,

* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

* See the License for the specific language governing permissions and

* limitations under the License.

*/

package sys

import (

"encoding/binary"

"syscall"

)

func getHwPhysmem() (uint64, error) {

totalString, err := syscall.Sysctl("hw.physmem")

if err != nil {

return 0, err

}

// syscall.sysctl() helpfully assumes the result is a null-terminated string and

// removes the last byte of the result if it's 0 :/

totalString += "\x00"

total := uint64(binary.LittleEndian.Uint64([]byte(totalString)))

return total, nil

}

// GetStats - return system statistics for bsd.

func GetStats() (stats Stats, err error) {

stats.TotalRAM, err = getHwPhysmem()

return stats, err

}