minio/cmd/hasher.go

49 lines
1.4 KiB
Go

// Copyright (c) 2015-2021 MinIO, Inc.
//
// This file is part of MinIO Object Storage stack
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package cmd
import (
"crypto/md5"
"crypto/sha256"
"encoding/hex"
)
// getSHA256Hash returns SHA-256 hash in hex encoding of given data.
func getSHA256Hash(data []byte) string {
return hex.EncodeToString(getSHA256Sum(data))
}
// getSHA256Hash returns SHA-256 sum of given data.
func getSHA256Sum(data []byte) []byte {
hash := sha256.New()
hash.Write(data)
return hash.Sum(nil)
}
// getMD5Sum returns MD5 sum of given data.
func getMD5Sum(data []byte) []byte {
hash := md5.New()
hash.Write(data)
return hash.Sum(nil)
}
// getMD5Hash returns MD5 hash in hex encoding of given data.
func getMD5Hash(data []byte) string {
return hex.EncodeToString(getMD5Sum(data))
}