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minio/pkg/net/port.go

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1.1 KiB

/*
* MinIO Cloud Storage, (C) 2018 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 net
import (
"errors"
"strconv"
)
// Port - network port
type Port uint16
// String - returns string representation of port.
func (p Port) String() string {
return strconv.Itoa(int(p))
}
// ParsePort - parses string into Port
func ParsePort(s string) (p Port, err error) {
var i int
if i, err = strconv.Atoi(s); err != nil {
return p, errors.New("invalid port number")
}
if i < 0 || i > 65535 {
return p, errors.New("port must be between 0 to 65535")
}
return Port(i), nil
}